diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.36')
25 files changed, 2610 insertions, 0 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.36/012-MIPS-BCM47xx-Fill-values-for-b43-into-ssb-sprom.patch b/target/linux/brcm47xx/patches-2.6.36/012-MIPS-BCM47xx-Fill-values-for-b43-into-ssb-sprom.patch new file mode 100644 index 0000000..e72b5d7 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/012-MIPS-BCM47xx-Fill-values-for-b43-into-ssb-sprom.patch @@ -0,0 +1,170 @@ +From e5c5828063a55a752e2392d820383dd7a5da3737 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sun, 18 Jul 2010 13:34:32 +0200 +Subject: [PATCH 2/6] MIPS: BCM47xx: Fill values for b43 into ssb sprom + +Most of the values are stored in the nvram and not in the CFE. At first +the nvram should be read and if there is no value it should look into +the CFE. Now more values are read out because the b43 and b43legacy +drivers needs them. + +Some parts of this patch have been in OpenWRT for a long time and were +made by Michael Buesch. + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + arch/mips/bcm47xx/setup.c | 131 +++++++++++++++++++++++++++++++++----------- + 1 files changed, 98 insertions(+), 33 deletions(-) + +--- a/arch/mips/bcm47xx/setup.c ++++ b/arch/mips/bcm47xx/setup.c +@@ -74,6 +74,95 @@ static void str2eaddr(char *str, char *d + } + } + ++#define READ_FROM_NVRAM(_outvar, name, buf) \ ++ if (nvram_getenv(name, buf, sizeof(buf)) >= 0 || \ ++ cfe_getenv(name, buf, sizeof(buf)) >= 0) \ ++ sprom->_outvar = simple_strtoul(buf, NULL, 0); ++ ++static void bcm47xx_fill_sprom(struct ssb_sprom *sprom) ++{ ++ char buf[100]; ++ u32 boardflags; ++ ++ memset(sprom, 0, sizeof(struct ssb_sprom)); ++ ++ sprom->revision = 1; /* Fallback: Old hardware does not define this. */ ++ READ_FROM_NVRAM(revision, "sromrev", buf); ++ if (nvram_getenv("il0macaddr", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("il0macaddr", buf, sizeof(buf)) >= 0) ++ str2eaddr(buf, sprom->il0mac); ++ if (nvram_getenv("et0macaddr", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("et0macaddr", buf, sizeof(buf)) >= 0) ++ str2eaddr(buf, sprom->et0mac); ++ if (nvram_getenv("et1macaddr", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("et1macaddr", buf, sizeof(buf)) >= 0) ++ str2eaddr(buf, sprom->et1mac); ++ READ_FROM_NVRAM(et0phyaddr, "et0phyaddr", buf); ++ READ_FROM_NVRAM(et1phyaddr, "et1phyaddr", buf); ++ READ_FROM_NVRAM(et0mdcport, "et0mdcport", buf); ++ READ_FROM_NVRAM(et1mdcport, "et1mdcport", buf); ++ READ_FROM_NVRAM(board_rev, "boardrev", buf); ++ READ_FROM_NVRAM(country_code, "ccode", buf); ++ READ_FROM_NVRAM(ant_available_a, "aa5g", buf); ++ READ_FROM_NVRAM(ant_available_bg, "aa2g", buf); ++ READ_FROM_NVRAM(pa0b0, "pa0b0", buf); ++ READ_FROM_NVRAM(pa0b1, "pa0b1", buf); ++ READ_FROM_NVRAM(pa0b2, "pa0b2", buf); ++ READ_FROM_NVRAM(pa1b0, "pa1b0", buf); ++ READ_FROM_NVRAM(pa1b1, "pa1b1", buf); ++ READ_FROM_NVRAM(pa1b2, "pa1b2", buf); ++ READ_FROM_NVRAM(pa1lob0, "pa1lob0", buf); ++ READ_FROM_NVRAM(pa1lob2, "pa1lob1", buf); ++ READ_FROM_NVRAM(pa1lob1, "pa1lob2", buf); ++ READ_FROM_NVRAM(pa1hib0, "pa1hib0", buf); ++ READ_FROM_NVRAM(pa1hib2, "pa1hib1", buf); ++ READ_FROM_NVRAM(pa1hib1, "pa1hib2", buf); ++ READ_FROM_NVRAM(gpio0, "wl0gpio0", buf); ++ READ_FROM_NVRAM(gpio1, "wl0gpio1", buf); ++ READ_FROM_NVRAM(gpio2, "wl0gpio2", buf); ++ READ_FROM_NVRAM(gpio3, "wl0gpio3", buf); ++ READ_FROM_NVRAM(maxpwr_bg, "pa0maxpwr", buf); ++ READ_FROM_NVRAM(maxpwr_al, "pa1lomaxpwr", buf); ++ READ_FROM_NVRAM(maxpwr_a, "pa1maxpwr", buf); ++ READ_FROM_NVRAM(maxpwr_ah, "pa1himaxpwr", buf); ++ READ_FROM_NVRAM(itssi_a, "pa1itssit", buf); ++ READ_FROM_NVRAM(itssi_bg, "pa0itssit", buf); ++ READ_FROM_NVRAM(tri2g, "tri2g", buf); ++ READ_FROM_NVRAM(tri5gl, "tri5gl", buf); ++ READ_FROM_NVRAM(tri5g, "tri5g", buf); ++ READ_FROM_NVRAM(tri5gh, "tri5gh", buf); ++ READ_FROM_NVRAM(rxpo2g, "rxpo2g", buf); ++ READ_FROM_NVRAM(rxpo5g, "rxpo5g", buf); ++ READ_FROM_NVRAM(rssisav2g, "rssisav2g", buf); ++ READ_FROM_NVRAM(rssismc2g, "rssismc2g", buf); ++ READ_FROM_NVRAM(rssismf2g, "rssismf2g", buf); ++ READ_FROM_NVRAM(bxa2g, "bxa2g", buf); ++ READ_FROM_NVRAM(rssisav5g, "rssisav5g", buf); ++ READ_FROM_NVRAM(rssismc5g, "rssismc5g", buf); ++ READ_FROM_NVRAM(rssismf5g, "rssismf5g", buf); ++ READ_FROM_NVRAM(bxa5g, "bxa5g", buf); ++ READ_FROM_NVRAM(cck2gpo, "cck2gpo", buf); ++ READ_FROM_NVRAM(ofdm2gpo, "ofdm2gpo", buf); ++ READ_FROM_NVRAM(ofdm5glpo, "ofdm5glpo", buf); ++ READ_FROM_NVRAM(ofdm5gpo, "ofdm5gpo", buf); ++ READ_FROM_NVRAM(ofdm5ghpo, "ofdm5ghpo", buf); ++ ++ if (nvram_getenv("boardflags", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("boardflags", buf, sizeof(buf)) >= 0) ++ boardflags = simple_strtoul(buf, NULL, 0); ++ if (boardflags) { ++ sprom->boardflags_lo = (boardflags & 0x0000FFFFU); ++ sprom->boardflags_hi = (boardflags & 0xFFFF0000U) >> 16; ++ } ++ if (nvram_getenv("boardflags2", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("boardflags2", buf, sizeof(buf)) >= 0) ++ boardflags = simple_strtoul(buf, NULL, 0); ++ if (boardflags) { ++ sprom->boardflags2_lo = (boardflags & 0x0000FFFFU); ++ sprom->boardflags2_hi = (boardflags & 0xFFFF0000U) >> 16; ++ } ++} ++ + static int bcm47xx_get_invariants(struct ssb_bus *bus, + struct ssb_init_invariants *iv) + { +@@ -82,43 +171,19 @@ static int bcm47xx_get_invariants(struct + /* Fill boardinfo structure */ + memset(&(iv->boardinfo), 0 , sizeof(struct ssb_boardinfo)); + +- if (cfe_getenv("boardvendor", buf, sizeof(buf)) >= 0 || +- nvram_getenv("boardvendor", buf, sizeof(buf)) >= 0) ++ iv->boardinfo.vendor = SSB_BOARDVENDOR_BCM; ++ if (nvram_getenv("boardtype", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("boardtype", buf, sizeof(buf)) >= 0) + iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0); +- if (cfe_getenv("boardtype", buf, sizeof(buf)) >= 0 || +- nvram_getenv("boardtype", buf, sizeof(buf)) >= 0) +- iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0); +- if (cfe_getenv("boardrev", buf, sizeof(buf)) >= 0 || +- nvram_getenv("boardrev", buf, sizeof(buf)) >= 0) ++ if (nvram_getenv("boardrev", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("boardrev", buf, sizeof(buf)) >= 0) + iv->boardinfo.rev = (u16)simple_strtoul(buf, NULL, 0); + +- /* Fill sprom structure */ +- memset(&(iv->sprom), 0, sizeof(struct ssb_sprom)); +- iv->sprom.revision = 3; +- +- if (cfe_getenv("et0macaddr", buf, sizeof(buf)) >= 0 || +- nvram_getenv("et0macaddr", buf, sizeof(buf)) >= 0) +- str2eaddr(buf, iv->sprom.et0mac); +- +- if (cfe_getenv("et1macaddr", buf, sizeof(buf)) >= 0 || +- nvram_getenv("et1macaddr", buf, sizeof(buf)) >= 0) +- str2eaddr(buf, iv->sprom.et1mac); +- +- if (cfe_getenv("et0phyaddr", buf, sizeof(buf)) >= 0 || +- nvram_getenv("et0phyaddr", buf, sizeof(buf)) >= 0) +- iv->sprom.et0phyaddr = simple_strtoul(buf, NULL, 0); +- +- if (cfe_getenv("et1phyaddr", buf, sizeof(buf)) >= 0 || +- nvram_getenv("et1phyaddr", buf, sizeof(buf)) >= 0) +- iv->sprom.et1phyaddr = simple_strtoul(buf, NULL, 0); +- +- if (cfe_getenv("et0mdcport", buf, sizeof(buf)) >= 0 || +- nvram_getenv("et0mdcport", buf, sizeof(buf)) >= 0) +- iv->sprom.et0mdcport = simple_strtoul(buf, NULL, 10); +- +- if (cfe_getenv("et1mdcport", buf, sizeof(buf)) >= 0 || +- nvram_getenv("et1mdcport", buf, sizeof(buf)) >= 0) +- iv->sprom.et1mdcport = simple_strtoul(buf, NULL, 10); ++ bcm47xx_fill_sprom(&iv->sprom); ++ ++ if (nvram_getenv("cardbus", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("cardbus", buf, sizeof(buf)) >= 0) ++ iv->has_cardbus_slot = !!simple_strtoul(buf, NULL, 10); + + return 0; + } diff --git a/target/linux/brcm47xx/patches-2.6.36/014-MIPS-BCM47xx-Setup-and-register-serial-early.patch b/target/linux/brcm47xx/patches-2.6.36/014-MIPS-BCM47xx-Setup-and-register-serial-early.patch new file mode 100644 index 0000000..0d241e65 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/014-MIPS-BCM47xx-Setup-and-register-serial-early.patch @@ -0,0 +1,75 @@ +From 9be402f069cc259ad5795b77567d66c4e7f6bef6 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sun, 18 Jul 2010 14:59:24 +0200 +Subject: [PATCH 4/6] MIPS: BCM47xx: Setup and register serial early + +Swap the first and second serial if console=ttyS1 was set. +Set it up and register it for early serial support. + +This patch has been in OpenWRT for a long time. + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + arch/mips/bcm47xx/setup.c | 39 ++++++++++++++++++++++++++++++++++++++- + 1 files changed, 38 insertions(+), 1 deletions(-) + +--- a/arch/mips/bcm47xx/setup.c ++++ b/arch/mips/bcm47xx/setup.c +@@ -28,6 +28,8 @@ + #include <linux/types.h> + #include <linux/ssb/ssb.h> + #include <linux/ssb/ssb_embedded.h> ++#include <linux/serial.h> ++#include <linux/serial_8250.h> + #include <asm/bootinfo.h> + #include <asm/reboot.h> + #include <asm/time.h> +@@ -190,12 +192,47 @@ static int bcm47xx_get_invariants(struct + + void __init plat_mem_setup(void) + { +- int err; ++ int i, err; ++ char buf[100]; ++ struct ssb_mipscore *mcore; + + err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE, + bcm47xx_get_invariants); + if (err) + panic("Failed to initialize SSB bus (err %d)\n", err); ++ mcore = &ssb_bcm47xx.mipscore; ++ ++ if (nvram_getenv("kernel_args", buf, sizeof(buf)) >= 0 || ++ cfe_getenv("kernel_args", buf, sizeof(buf)) >= 0) { ++ if (strstr(buf, "console=ttyS1")) { ++ struct ssb_serial_port port; ++ ++ printk(KERN_DEBUG "Swapping serial ports!\n"); ++ /* swap serial ports */ ++ memcpy(&port, &mcore->serial_ports[0], sizeof(port)); ++ memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1], ++ sizeof(port)); ++ memcpy(&mcore->serial_ports[1], &port, sizeof(port)); ++ } ++ } ++ ++ for (i = 0; i < mcore->nr_serial_ports; i++) { ++ struct ssb_serial_port *port = &(mcore->serial_ports[i]); ++ struct uart_port s; ++ ++ memset(&s, 0, sizeof(s)); ++ s.line = i; ++ s.mapbase = (unsigned int) port->regs; ++ s.membase = port->regs; ++ s.irq = port->irq + 2; ++ s.uartclk = port->baud_base; ++ s.flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ; ++ s.iotype = SERIAL_IO_MEM; ++ s.regshift = port->reg_shift; ++ ++ early_serial_setup(&s); ++ } ++ printk(KERN_DEBUG "Serial init done.\n"); + + _machine_restart = bcm47xx_machine_restart; + _machine_halt = bcm47xx_machine_halt; diff --git a/target/linux/brcm47xx/patches-2.6.36/016-MIPS-BCM47xx-Remove-CFE-console.patch b/target/linux/brcm47xx/patches-2.6.36/016-MIPS-BCM47xx-Remove-CFE-console.patch new file mode 100644 index 0000000..ef36709 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/016-MIPS-BCM47xx-Remove-CFE-console.patch @@ -0,0 +1,141 @@ +From 5219981646071abb6731634bf47781a53e248764 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sun, 18 Jul 2010 15:11:26 +0200 +Subject: [PATCH 6/6] MIPS: BCM47xx: Remove CFE console + +Do not use the CFE console. It causes hangs on some devices like the +Buffalo WHR-HP-G54. +This was reported in https://dev.openwrt.org/ticket/4061 and +https://forum.openwrt.org/viewtopic.php?id=17063 + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + arch/mips/Kconfig | 1 - + arch/mips/bcm47xx/prom.c | 82 +++------------------------------------------ + 2 files changed, 6 insertions(+), 77 deletions(-) + +--- a/arch/mips/Kconfig ++++ b/arch/mips/Kconfig +@@ -76,7 +76,6 @@ config BCM47XX + select SSB_B43_PCI_BRIDGE if PCI + select SSB_PCICORE_HOSTMODE if PCI + select GENERIC_GPIO +- select SYS_HAS_EARLY_PRINTK + select CFE + help + Support for BCM47XX based boards +--- a/arch/mips/bcm47xx/prom.c ++++ b/arch/mips/bcm47xx/prom.c +@@ -31,96 +31,28 @@ + #include <asm/fw/cfe/cfe_api.h> + #include <asm/fw/cfe/cfe_error.h> + +-static int cfe_cons_handle; +- + const char *get_system_type(void) + { + return "Broadcom BCM47XX"; + } + +-void prom_putchar(char c) +-{ +- while (cfe_write(cfe_cons_handle, &c, 1) == 0) +- ; +-} +- +-static __init void prom_init_cfe(void) ++static __init int prom_init_cfe(void) + { + uint32_t cfe_ept; + uint32_t cfe_handle; + uint32_t cfe_eptseal; +- int argc = fw_arg0; +- char **envp = (char **) fw_arg2; +- int *prom_vec = (int *) fw_arg3; +- +- /* +- * Check if a loader was used; if NOT, the 4 arguments are +- * what CFE gives us (handle, 0, EPT and EPTSEAL) +- */ +- if (argc < 0) { +- cfe_handle = (uint32_t)argc; +- cfe_ept = (uint32_t)envp; +- cfe_eptseal = (uint32_t)prom_vec; +- } else { +- if ((int)prom_vec < 0) { +- /* +- * Old loader; all it gives us is the handle, +- * so use the "known" entrypoint and assume +- * the seal. +- */ +- cfe_handle = (uint32_t)prom_vec; +- cfe_ept = 0xBFC00500; +- cfe_eptseal = CFE_EPTSEAL; +- } else { +- /* +- * Newer loaders bundle the handle/ept/eptseal +- * Note: prom_vec is in the loader's useg +- * which is still alive in the TLB. +- */ +- cfe_handle = prom_vec[0]; +- cfe_ept = prom_vec[2]; +- cfe_eptseal = prom_vec[3]; +- } +- } ++ ++ cfe_eptseal = (uint32_t) fw_arg3; ++ cfe_handle = (uint32_t) fw_arg0; ++ cfe_ept = (uint32_t) fw_arg2; + + if (cfe_eptseal != CFE_EPTSEAL) { +- /* too early for panic to do any good */ + printk(KERN_ERR "CFE's entrypoint seal doesn't match."); +- while (1) ; ++ return -1; + } + + cfe_init(cfe_handle, cfe_ept); +-} +- +-static __init void prom_init_console(void) +-{ +- /* Initialize CFE console */ +- cfe_cons_handle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE); +-} +- +-static __init void prom_init_cmdline(void) +-{ +- static char buf[COMMAND_LINE_SIZE] __initdata; +- +- /* Get the kernel command line from CFE */ +- if (cfe_getenv("LINUX_CMDLINE", buf, COMMAND_LINE_SIZE) >= 0) { +- buf[COMMAND_LINE_SIZE - 1] = 0; +- strcpy(arcs_cmdline, buf); +- } +- +- /* Force a console handover by adding a console= argument if needed, +- * as CFE is not available anymore later in the boot process. */ +- if ((strstr(arcs_cmdline, "console=")) == NULL) { +- /* Try to read the default serial port used by CFE */ +- if ((cfe_getenv("BOOT_CONSOLE", buf, COMMAND_LINE_SIZE) < 0) +- || (strncmp("uart", buf, 4))) +- /* Default to uart0 */ +- strcpy(buf, "uart0"); +- +- /* Compute the new command line */ +- snprintf(arcs_cmdline, COMMAND_LINE_SIZE, "%s console=ttyS%c,115200", +- arcs_cmdline, buf[4]); +- } ++ return 0; + } + + static __init void prom_init_mem(void) +@@ -161,8 +93,6 @@ static __init void prom_init_mem(void) + void __init prom_init(void) + { + prom_init_cfe(); +- prom_init_console(); +- prom_init_cmdline(); + prom_init_mem(); + } + diff --git a/target/linux/brcm47xx/patches-2.6.36/022-USB-Add-ehci-ssb-driver.patch b/target/linux/brcm47xx/patches-2.6.36/022-USB-Add-ehci-ssb-driver.patch new file mode 100644 index 0000000..ef885a4 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/022-USB-Add-ehci-ssb-driver.patch @@ -0,0 +1,345 @@ +From ad224c0d5fa0fc05f8aaef3c19fc9b4eb275a5d2 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens <hauke@hauke-m.de> +Date: Sun, 18 Jul 2010 21:29:40 +0200 +Subject: [PATCH 2/2] USB: Add ehci ssb driver + +Support for the Sonics Silicon Backplane (SSB) attached Broadcom USB EHCI core. + +Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> +--- + drivers/usb/host/Kconfig | 13 ++ + drivers/usb/host/ehci-hcd.c | 22 ++++- + drivers/usb/host/ehci-ssb.c | 255 +++++++++++++++++++++++++++++++++++++++++++ + 3 files changed, 288 insertions(+), 2 deletions(-) + create mode 100644 drivers/usb/host/ehci-ssb.c + +--- a/drivers/usb/host/Kconfig ++++ b/drivers/usb/host/Kconfig +@@ -153,6 +153,19 @@ config USB_OXU210HP_HCD + To compile this driver as a module, choose M here: the + module will be called oxu210hp-hcd. + ++config USB_EHCI_HCD_SSB ++ bool "EHCI support for Broadcom SSB EHCI core" ++ depends on USB_EHCI_HCD && (SSB = y || SSB = USB_EHCI_HCD) && EXPERIMENTAL ++ default n ++ ---help--- ++ Support for the Sonics Silicon Backplane (SSB) attached ++ Broadcom USB EHCI core. ++ ++ This device is present in some embedded devices with ++ Broadcom based SSB bus. ++ ++ If unsure, say N. ++ + config USB_ISP116X_HCD + tristate "ISP116X HCD support" + depends on USB +--- a/drivers/usb/host/ehci-hcd.c ++++ b/drivers/usb/host/ehci-hcd.c +@@ -1197,9 +1197,14 @@ MODULE_LICENSE ("GPL"); + #define PLATFORM_DRIVER ehci_atmel_driver + #endif + ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++#include "ehci-ssb.c" ++#define SSB_EHCI_DRIVER ssb_ehci_driver ++#endif ++ + #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \ + !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER) && \ +- !defined(XILINX_OF_PLATFORM_DRIVER) ++ !defined(XILINX_OF_PLATFORM_DRIVER) && !defined(SSB_EHCI_DRIVER) + #error "missing bus glue for ehci-hcd" + #endif + +@@ -1259,10 +1264,20 @@ static int __init ehci_hcd_init(void) + if (retval < 0) + goto clean4; + #endif ++ ++#ifdef SSB_EHCI_DRIVER ++ retval = ssb_driver_register(&SSB_EHCI_DRIVER); ++ if (retval < 0) ++ goto clean5; ++#endif + return retval; + ++#ifdef SSB_EHCI_DRIVER ++ /* ssb_driver_unregister(&SSB_EHCI_DRIVER); */ ++clean5: ++#endif + #ifdef XILINX_OF_PLATFORM_DRIVER +- /* of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER); */ ++ of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER); + clean4: + #endif + #ifdef OF_PLATFORM_DRIVER +@@ -1293,6 +1308,9 @@ module_init(ehci_hcd_init); + + static void __exit ehci_hcd_cleanup(void) + { ++#ifdef SSB_EHCI_DRIVER ++ ssb_driver_unregister(&SSB_EHCI_DRIVER); ++#endif + #ifdef XILINX_OF_PLATFORM_DRIVER + of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER); + #endif +--- /dev/null ++++ b/drivers/usb/host/ehci-ssb.c +@@ -0,0 +1,255 @@ ++/* ++ * Sonics Silicon Backplane ++ * Broadcom USB-core EHCI driver (SSB bus glue) ++ * ++ * Copyright 2007 Steven Brown <sbrown@cortland.com> ++ * Copyright 2010 Hauke Mehrtens <hauke@hauke-m.de> ++ * ++ * Derived from the OHCI-SSB driver ++ * Copyright 2007 Michael Buesch <mb@bu3sch.de> ++ * ++ * Derived from the EHCI-PCI driver ++ * Copyright (c) 2000-2004 by David Brownell ++ * ++ * Derived from the OHCI-PCI driver ++ * Copyright 1999 Roman Weissgaerber ++ * Copyright 2000-2002 David Brownell ++ * Copyright 1999 Linus Torvalds ++ * Copyright 1999 Gregory P. Smith ++ * ++ * Derived from the USBcore related parts of Broadcom-SB ++ * Copyright 2005 Broadcom Corporation ++ * ++ * Licensed under the GNU/GPL. See COPYING for details. ++ */ ++#include <linux/ssb/ssb.h> ++ ++ ++struct ssb_ehci_device { ++ struct ehci_hcd ehci; /* _must_ be at the beginning. */ ++}; ++ ++static inline ++struct ssb_ehci_device *hcd_to_ssb_ehci(struct usb_hcd *hcd) ++{ ++ return (struct ssb_ehci_device *)(hcd->hcd_priv); ++} ++ ++static int ssb_ehci_reset(struct usb_hcd *hcd) ++{ ++ struct ehci_hcd *ehci = hcd_to_ehci(hcd); ++ int err; ++ ++ ehci->caps = hcd->regs; ++ ehci->regs = hcd->regs + ++ HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase)); ++ ++ dbg_hcs_params(ehci, "reset"); ++ dbg_hcc_params(ehci, "reset"); ++ ++ ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params); ++ ++ err = ehci_halt(ehci); ++ ++ if (err) ++ return err; ++ ++ err = ehci_init(hcd); ++ ++ if (err) ++ return err; ++ ++ ehci_reset(ehci); ++ ++ return err; ++} ++ ++static const struct hc_driver ssb_ehci_hc_driver = { ++ .description = "ssb-usb-ehci", ++ .product_desc = "SSB EHCI Controller", ++ .hcd_priv_size = sizeof(struct ssb_ehci_device), ++ ++ .irq = ehci_irq, ++ .flags = HCD_MEMORY | HCD_USB2, ++ ++ .reset = ssb_ehci_reset, ++ .start = ehci_run, ++ .stop = ehci_stop, ++ .shutdown = ehci_shutdown, ++ ++ .urb_enqueue = ehci_urb_enqueue, ++ .urb_dequeue = ehci_urb_dequeue, ++ .endpoint_disable = ehci_endpoint_disable, ++ .endpoint_reset = ehci_endpoint_reset, ++ ++ .get_frame_number = ehci_get_frame, ++ ++ .hub_status_data = ehci_hub_status_data, ++ .hub_control = ehci_hub_control, ++#if defined(CONFIG_PM) ++ .bus_suspend = ehci_bus_suspend, ++ .bus_resume = ehci_bus_resume, ++#endif ++ .relinquish_port = ehci_relinquish_port, ++ .port_handed_over = ehci_port_handed_over, ++ ++ .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, ++}; ++ ++static void ssb_ehci_detach(struct ssb_device *dev) ++{ ++ struct usb_hcd *hcd = ssb_get_drvdata(dev); ++ ++ if (hcd->driver->shutdown) ++ hcd->driver->shutdown(hcd); ++ usb_remove_hcd(hcd); ++ iounmap(hcd->regs); ++ release_mem_region(hcd->rsrc_start, hcd->rsrc_len); ++ usb_put_hcd(hcd); ++ ssb_device_disable(dev, 0); ++} ++ ++static int ssb_ehci_attach(struct ssb_device *dev) ++{ ++ struct ssb_ehci_device *ehcidev; ++ struct usb_hcd *hcd; ++ int err = -ENOMEM; ++ u32 tmp; ++ ++ if (dma_set_mask(dev->dma_dev, DMA_BIT_MASK(32)) || ++ dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) ++ return -EOPNOTSUPP; ++ ++ /* ++ * USB 2.0 special considerations: ++ * ++ * In addition to the standard SSB reset sequence, the Host Control ++ * Register must be programmed to bring the USB core and various phy ++ * components out of reset. ++ */ ++ ssb_device_enable(dev, 0); ++ ssb_write32(dev, 0x200, 0x7ff); ++ ++ /* Change Flush control reg */ ++ tmp = ssb_read32(dev, 0x400); ++ tmp &= ~8; ++ ssb_write32(dev, 0x400, tmp); ++ tmp = ssb_read32(dev, 0x400); ++ ++ /* Change Shim control reg */ ++ tmp = ssb_read32(dev, 0x304); ++ tmp &= ~0x100; ++ ssb_write32(dev, 0x304, tmp); ++ tmp = ssb_read32(dev, 0x304); ++ ++ udelay(1); ++ ++ /* Work around for 5354 failures */ ++ if (dev->id.revision == 2 && dev->bus->chip_id == 0x5354) { ++ /* Change syn01 reg */ ++ tmp = 0x00fe00fe; ++ ssb_write32(dev, 0x894, tmp); ++ ++ /* Change syn03 reg */ ++ tmp = ssb_read32(dev, 0x89c); ++ tmp |= 0x1; ++ ssb_write32(dev, 0x89c, tmp); ++ } ++ ++ hcd = usb_create_hcd(&ssb_ehci_hc_driver, dev->dev, ++ dev_name(dev->dev)); ++ if (!hcd) ++ goto err_dev_disable; ++ ++ ehcidev = hcd_to_ssb_ehci(hcd); ++ tmp = ssb_read32(dev, SSB_ADMATCH0); ++ hcd->rsrc_start = ssb_admatch_base(tmp) + 0x800; /* ehci core offset */ ++ hcd->rsrc_len = 0x100; /* ehci reg block size */ ++ /* ++ * start & size modified per sbutils.c ++ */ ++ hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len); ++ if (!hcd->regs) ++ goto err_put_hcd; ++ err = usb_add_hcd(hcd, dev->irq, IRQF_DISABLED | IRQF_SHARED); ++ if (err) ++ goto err_iounmap; ++ ++ ssb_set_drvdata(dev, hcd); ++ ++ return err; ++ ++err_iounmap: ++ iounmap(hcd->regs); ++err_put_hcd: ++ usb_put_hcd(hcd); ++err_dev_disable: ++ ssb_device_disable(dev, 0); ++ return err; ++} ++ ++static int ssb_ehci_probe(struct ssb_device *dev, ++ const struct ssb_device_id *id) ++{ ++ int err; ++ u16 chipid_top; ++ ++ /* USBcores are only connected on embedded devices. */ ++ chipid_top = (dev->bus->chip_id & 0xFF00); ++ if (chipid_top != 0x4700 && chipid_top != 0x5300) ++ return -ENODEV; ++ ++ /* TODO: Probably need checks here; is the core connected? */ ++ ++ if (usb_disabled()) ++ return -ENODEV; ++ ++ err = ssb_ehci_attach(dev); ++ ++ return err; ++} ++ ++static void ssb_ehci_remove(struct ssb_device *dev) ++{ ++ ssb_ehci_detach(dev); ++} ++ ++#ifdef CONFIG_PM ++ ++static int ssb_ehci_suspend(struct ssb_device *dev, pm_message_t state) ++{ ++ ssb_device_disable(dev, 0); ++ ++ return 0; ++} ++ ++static int ssb_ehci_resume(struct ssb_device *dev) ++{ ++ struct usb_hcd *hcd = ssb_get_drvdata(dev); ++ struct ssb_ehci_device *ehcidev = hcd_to_ssb_ehci(hcd); ++ ++ ssb_device_enable(dev, 0); ++ ++ ehci_finish_controller_resume(hcd); ++ return 0; ++} ++ ++#else /* !CONFIG_PM */ ++#define ssb_ehci_suspend NULL ++#define ssb_ehci_resume NULL ++#endif /* CONFIG_PM */ ++ ++static const struct ssb_device_id ssb_ehci_table[] = { ++ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), ++ SSB_DEVTABLE_END ++}; ++MODULE_DEVICE_TABLE(ssb, ssb_ehci_table); ++ ++static struct ssb_driver ssb_ehci_driver = { ++ .name = KBUILD_MODNAME, ++ .id_table = ssb_ehci_table, ++ .probe = ssb_ehci_probe, ++ .remove = ssb_ehci_remove, ++ .suspend = ssb_ehci_suspend, ++ .resume = ssb_ehci_resume, ++}; diff --git a/target/linux/brcm47xx/patches-2.6.36/023-usb_ehci_ohci.patch b/target/linux/brcm47xx/patches-2.6.36/023-usb_ehci_ohci.patch new file mode 100644 index 0000000..904cd89 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/023-usb_ehci_ohci.patch @@ -0,0 +1,188 @@ +--- a/drivers/usb/host/ohci-ssb.c ++++ b/drivers/usb/host/ohci-ssb.c +@@ -17,6 +17,8 @@ + */ + #include <linux/ssb/ssb.h> + ++extern int ssb_ehci_attach(struct ssb_device *dev, struct usb_hcd **hcd); ++extern void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd); + + #define SSB_OHCI_TMSLOW_HOSTMODE (1 << 29) + +@@ -24,6 +26,9 @@ struct ssb_ohci_device { + struct ohci_hcd ohci; /* _must_ be at the beginning. */ + + u32 enable_flags; ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++ struct usb_hcd *ehci_hcd; ++#endif + }; + + static inline +@@ -92,6 +97,9 @@ static const struct hc_driver ssb_ohci_h + static void ssb_ohci_detach(struct ssb_device *dev) + { + struct usb_hcd *hcd = ssb_get_drvdata(dev); ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++ struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd); ++#endif + + if (hcd->driver->shutdown) + hcd->driver->shutdown(hcd); +@@ -99,6 +107,14 @@ static void ssb_ohci_detach(struct ssb_d + iounmap(hcd->regs); + release_mem_region(hcd->rsrc_start, hcd->rsrc_len); + usb_put_hcd(hcd); ++ ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++ /* ++ * Also detach ehci function ++ */ ++ if (dev->id.coreid == SSB_DEV_USB20_HOST) ++ ssb_ehci_detach(dev, ohcidev->ehci_hcd); ++#endif + ssb_device_disable(dev, 0); + } + +@@ -121,6 +137,9 @@ static int ssb_ohci_attach(struct ssb_de + /* + * USB 2.0 special considerations: + * ++ * Since the core supports both OHCI and EHCI functions, ++ * it must only be reset once. ++ * + * In addition to the standard SSB reset sequence, the Host + * Control Register must be programmed to bring the USB core + * and various phy components out of reset. +@@ -175,6 +194,14 @@ static int ssb_ohci_attach(struct ssb_de + + ssb_set_drvdata(dev, hcd); + ++#ifdef CONFIG_USB_EHCI_HCD_SSB ++ /* ++ * attach ehci function in this core ++ */ ++ if (dev->id.coreid == SSB_DEV_USB20_HOST) ++ err = ssb_ehci_attach(dev, &(ohcidev->ehci_hcd)); ++#endif ++ + return err; + + err_iounmap: +--- a/drivers/usb/host/ehci-ssb.c ++++ b/drivers/usb/host/ehci-ssb.c +@@ -106,10 +106,18 @@ static void ssb_ehci_detach(struct ssb_d + iounmap(hcd->regs); + release_mem_region(hcd->rsrc_start, hcd->rsrc_len); + usb_put_hcd(hcd); ++#ifndef CONFIG_USB_OHCI_HCD_SSB ++ ssb_device_disable(dev, 0); ++#endif + ssb_device_disable(dev, 0); + } ++EXPORT_SYMBOL_GPL(ssb_ehci_detach); + ++#ifndef CONFIG_USB_OHCI_HCD_SSB + static int ssb_ehci_attach(struct ssb_device *dev) ++#else ++static int ssb_ehci_attach(struct ssb_device *dev, struct usb_hcd **ehci_hcd) ++#endif + { + struct ssb_ehci_device *ehcidev; + struct usb_hcd *hcd; +@@ -120,6 +128,7 @@ static int ssb_ehci_attach(struct ssb_de + dma_set_coherent_mask(dev->dma_dev, DMA_BIT_MASK(32))) + return -EOPNOTSUPP; + ++#ifndef CONFIG_USB_OHCI_HCD_SSB + /* + * USB 2.0 special considerations: + * +@@ -155,6 +164,7 @@ static int ssb_ehci_attach(struct ssb_de + tmp |= 0x1; + ssb_write32(dev, 0x89c, tmp); + } ++#endif + + hcd = usb_create_hcd(&ssb_ehci_hc_driver, dev->dev, + dev_name(dev->dev)); +@@ -175,7 +185,11 @@ static int ssb_ehci_attach(struct ssb_de + if (err) + goto err_iounmap; + ++#ifndef CONFIG_USB_OHCI_HCD_SSB + ssb_set_drvdata(dev, hcd); ++#else ++ *ehci_hcd = hcd; ++#endif + + return err; + +@@ -187,7 +201,9 @@ err_dev_disable: + ssb_device_disable(dev, 0); + return err; + } ++EXPORT_SYMBOL_GPL(ssb_ehci_attach); + ++#ifndef CONFIG_USB_OHCI_HCD_SSB + static int ssb_ehci_probe(struct ssb_device *dev, + const struct ssb_device_id *id) + { +@@ -238,6 +254,7 @@ static int ssb_ehci_resume(struct ssb_de + #define ssb_ehci_suspend NULL + #define ssb_ehci_resume NULL + #endif /* CONFIG_PM */ ++#endif /* !CONFIG_USB_OHCI_HCD_SSB */ + + static const struct ssb_device_id ssb_ehci_table[] = { + SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), +@@ -245,6 +262,8 @@ static const struct ssb_device_id ssb_eh + }; + MODULE_DEVICE_TABLE(ssb, ssb_ehci_table); + ++ ++#ifndef CONFIG_USB_OHCI_HCD_SSB + static struct ssb_driver ssb_ehci_driver = { + .name = KBUILD_MODNAME, + .id_table = ssb_ehci_table, +@@ -253,3 +272,4 @@ static struct ssb_driver ssb_ehci_driver + .suspend = ssb_ehci_suspend, + .resume = ssb_ehci_resume, + }; ++#endif +--- a/drivers/usb/host/ehci-hcd.c ++++ b/drivers/usb/host/ehci-hcd.c +@@ -1265,17 +1265,21 @@ static int __init ehci_hcd_init(void) + goto clean4; + #endif + ++#ifndef CONFIG_USB_OHCI_HCD_SSB + #ifdef SSB_EHCI_DRIVER + retval = ssb_driver_register(&SSB_EHCI_DRIVER); + if (retval < 0) + goto clean5; + #endif ++#endif /* !CONFIG_USB_OHCI_HCD_SSB */ + return retval; + ++#ifndef CONFIG_USB_OHCI_HCD_SSB + #ifdef SSB_EHCI_DRIVER + /* ssb_driver_unregister(&SSB_EHCI_DRIVER); */ + clean5: + #endif ++#endif /* !CONFIG_USB_OHCI_HCD_SSB */ + #ifdef XILINX_OF_PLATFORM_DRIVER + of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER); + clean4: +@@ -1308,9 +1312,11 @@ module_init(ehci_hcd_init); + + static void __exit ehci_hcd_cleanup(void) + { ++#ifndef CONFIG_USB_OHCI_HCD_SSB + #ifdef SSB_EHCI_DRIVER + ssb_driver_unregister(&SSB_EHCI_DRIVER); + #endif ++#endif /* !CONFIG_USB_OHCI_HCD_SSB */ + #ifdef XILINX_OF_PLATFORM_DRIVER + of_unregister_platform_driver(&XILINX_OF_PLATFORM_DRIVER); + #endif diff --git a/target/linux/brcm47xx/patches-2.6.36/110-flash_map.patch b/target/linux/brcm47xx/patches-2.6.36/110-flash_map.patch new file mode 100644 index 0000000..495570f --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/110-flash_map.patch @@ -0,0 +1,25 @@ +--- a/drivers/mtd/maps/Kconfig ++++ b/drivers/mtd/maps/Kconfig +@@ -319,6 +319,12 @@ config MTD_CFI_FLAGADM + Mapping for the Flaga digital module. If you don't have one, ignore + this setting. + ++config MTD_BCM47XX ++ tristate "BCM47xx flash device" ++ depends on MIPS && MTD_CFI && BCM47XX ++ help ++ Support for the flash chips on the BCM947xx board. ++ + config MTD_SOLUTIONENGINE + tristate "CFI Flash device mapped on Hitachi SolutionEngine" + depends on SUPERH && SOLUTION_ENGINE && MTD_CFI && MTD_REDBOOT_PARTS +--- a/drivers/mtd/maps/Makefile ++++ b/drivers/mtd/maps/Makefile +@@ -29,6 +29,7 @@ obj-$(CONFIG_MTD_PMC_MSP_EVM) += pmcms + obj-$(CONFIG_MTD_PCMCIA) += pcmciamtd.o + obj-$(CONFIG_MTD_RPXLITE) += rpxlite.o + obj-$(CONFIG_MTD_TQM8XXL) += tqm8xxl.o ++obj-$(CONFIG_MTD_BCM47XX) += bcm47xx-flash.o + obj-$(CONFIG_MTD_SA1100) += sa1100-flash.o + obj-$(CONFIG_MTD_SBC_GXX) += sbc_gxx.o + obj-$(CONFIG_MTD_SC520CDP) += sc520cdp.o diff --git a/target/linux/brcm47xx/patches-2.6.36/150-cpu_fixes.patch b/target/linux/brcm47xx/patches-2.6.36/150-cpu_fixes.patch new file mode 100644 index 0000000..304d036 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/150-cpu_fixes.patch @@ -0,0 +1,367 @@ +--- a/arch/mips/include/asm/r4kcache.h ++++ b/arch/mips/include/asm/r4kcache.h +@@ -17,6 +17,20 @@ + #include <asm/cpu-features.h> + #include <asm/mipsmtregs.h> + ++#ifdef CONFIG_BCM47XX ++#include <asm/paccess.h> ++#include <linux/ssb/ssb.h> ++#define BCM4710_DUMMY_RREG() ((void) *((u8 *) KSEG1ADDR(SSB_ENUM_BASE))) ++ ++#define BCM4710_FILL_TLB(addr) (*(volatile unsigned long *)(addr)) ++#define BCM4710_PROTECTED_FILL_TLB(addr) ({ unsigned long x; get_dbe(x, (volatile unsigned long *)(addr)); }) ++#else ++#define BCM4710_DUMMY_RREG() ++ ++#define BCM4710_FILL_TLB(addr) ++#define BCM4710_PROTECTED_FILL_TLB(addr) ++#endif ++ + /* + * This macro return a properly sign-extended address suitable as base address + * for indexed cache operations. Two issues here: +@@ -150,6 +164,7 @@ static inline void flush_icache_line_ind + static inline void flush_dcache_line_indexed(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Index_Writeback_Inv_D, addr); + __dflush_epilogue + } +@@ -169,6 +184,7 @@ static inline void flush_icache_line(uns + static inline void flush_dcache_line(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Hit_Writeback_Inv_D, addr); + __dflush_epilogue + } +@@ -176,6 +192,7 @@ static inline void flush_dcache_line(uns + static inline void invalidate_dcache_line(unsigned long addr) + { + __dflush_prologue ++ BCM4710_DUMMY_RREG(); + cache_op(Hit_Invalidate_D, addr); + __dflush_epilogue + } +@@ -208,6 +225,7 @@ static inline void flush_scache_line(uns + */ + static inline void protected_flush_icache_line(unsigned long addr) + { ++ BCM4710_DUMMY_RREG(); + protected_cache_op(Hit_Invalidate_I, addr); + } + +@@ -219,6 +237,7 @@ static inline void protected_flush_icach + */ + static inline void protected_writeback_dcache_line(unsigned long addr) + { ++ BCM4710_DUMMY_RREG(); + protected_cache_op(Hit_Writeback_Inv_D, addr); + } + +@@ -339,8 +358,52 @@ static inline void invalidate_tcache_pag + : "r" (base), \ + "i" (op)); + ++static inline void blast_dcache(void) ++{ ++ unsigned long start = KSEG0; ++ unsigned long dcache_size = current_cpu_data.dcache.waysize * current_cpu_data.dcache.ways; ++ unsigned long end = (start + dcache_size); ++ ++ do { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Index_Writeback_Inv_D, start); ++ start += current_cpu_data.dcache.linesz; ++ } while(start < end); ++} ++ ++static inline void blast_dcache_page(unsigned long page) ++{ ++ unsigned long start = page; ++ unsigned long end = start + PAGE_SIZE; ++ ++ BCM4710_FILL_TLB(start); ++ do { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Hit_Writeback_Inv_D, start); ++ start += current_cpu_data.dcache.linesz; ++ } while(start < end); ++} ++ ++static inline void blast_dcache_page_indexed(unsigned long page) ++{ ++ unsigned long start = page; ++ unsigned long end = start + PAGE_SIZE; ++ unsigned long ws_inc = 1UL << current_cpu_data.dcache.waybit; ++ unsigned long ws_end = current_cpu_data.dcache.ways << ++ current_cpu_data.dcache.waybit; ++ unsigned long ws, addr; ++ for (ws = 0; ws < ws_end; ws += ws_inc) { ++ start = page + ws; ++ for (addr = start; addr < end; addr += current_cpu_data.dcache.linesz) { ++ BCM4710_DUMMY_RREG(); ++ cache_op(Index_Writeback_Inv_D, addr); ++ } ++ } ++} ++ ++ + /* build blast_xxx, blast_xxx_page, blast_xxx_page_indexed */ +-#define __BUILD_BLAST_CACHE(pfx, desc, indexop, hitop, lsize) \ ++#define __BUILD_BLAST_CACHE(pfx, desc, indexop, hitop, lsize, war) \ + static inline void blast_##pfx##cache##lsize(void) \ + { \ + unsigned long start = INDEX_BASE; \ +@@ -352,6 +415,7 @@ static inline void blast_##pfx##cache##l + \ + __##pfx##flush_prologue \ + \ ++ war \ + for (ws = 0; ws < ws_end; ws += ws_inc) \ + for (addr = start; addr < end; addr += lsize * 32) \ + cache##lsize##_unroll32(addr|ws, indexop); \ +@@ -366,6 +430,7 @@ static inline void blast_##pfx##cache##l + \ + __##pfx##flush_prologue \ + \ ++ war \ + do { \ + cache##lsize##_unroll32(start, hitop); \ + start += lsize * 32; \ +@@ -384,6 +449,8 @@ static inline void blast_##pfx##cache##l + current_cpu_data.desc.waybit; \ + unsigned long ws, addr; \ + \ ++ war \ ++ \ + __##pfx##flush_prologue \ + \ + for (ws = 0; ws < ws_end; ws += ws_inc) \ +@@ -393,36 +460,38 @@ static inline void blast_##pfx##cache##l + __##pfx##flush_epilogue \ + } + +-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16) +-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32) +-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 64) +-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64) +-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128) +- +-__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 16) +-__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 32) +-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 16) +-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 32) +-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 64) +-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 128) ++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16, ) ++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32, ) ++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 64, ) ++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64, BCM4710_FILL_TLB(start);) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64, ) ++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128, ) ++ ++__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 16, ) ++__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 32, ) ++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 16, ) ++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 32, ) ++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 64, ) ++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 128, ) + + /* build blast_xxx_range, protected_blast_xxx_range */ +-#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot) \ ++#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot, war, war2) \ + static inline void prot##blast_##pfx##cache##_range(unsigned long start, \ + unsigned long end) \ + { \ + unsigned long lsize = cpu_##desc##_line_size(); \ + unsigned long addr = start & ~(lsize - 1); \ + unsigned long aend = (end - 1) & ~(lsize - 1); \ ++ war \ + \ + __##pfx##flush_prologue \ + \ + while (1) { \ ++ war2 \ + prot##cache_op(hitop, addr); \ + if (addr == aend) \ + break; \ +@@ -432,13 +501,13 @@ static inline void prot##blast_##pfx##ca + __##pfx##flush_epilogue \ + } + +-__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_) +-__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_) +-__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_) +-__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, ) +-__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, ) ++__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_, BCM4710_PROTECTED_FILL_TLB(addr); BCM4710_PROTECTED_FILL_TLB(aend);, BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_,, ) ++__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_,, ) ++__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D,, BCM4710_FILL_TLB(addr); BCM4710_FILL_TLB(aend);, BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD,,, ) + /* blast_inv_dcache_range */ +-__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D, ) +-__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD, ) ++__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D,,,BCM4710_DUMMY_RREG();) ++__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD,,, ) + + #endif /* _ASM_R4KCACHE_H */ +--- a/arch/mips/include/asm/stackframe.h ++++ b/arch/mips/include/asm/stackframe.h +@@ -449,6 +449,10 @@ + .macro RESTORE_SP_AND_RET + LONG_L sp, PT_R29(sp) + .set mips3 ++#ifdef CONFIG_BCM47XX ++ nop ++ nop ++#endif + eret + .set mips0 + .endm +--- a/arch/mips/kernel/genex.S ++++ b/arch/mips/kernel/genex.S +@@ -52,6 +52,10 @@ NESTED(except_vec1_generic, 0, sp) + NESTED(except_vec3_generic, 0, sp) + .set push + .set noat ++#ifdef CONFIG_BCM47XX ++ nop ++ nop ++#endif + #if R5432_CP0_INTERRUPT_WAR + mfc0 k0, CP0_INDEX + #endif +--- a/arch/mips/mm/c-r4k.c ++++ b/arch/mips/mm/c-r4k.c +@@ -35,6 +35,9 @@ + #include <asm/cacheflush.h> /* for run_uncached() */ + + ++/* For enabling BCM4710 cache workarounds */ ++int bcm4710 = 0; ++ + /* + * Special Variant of smp_call_function for use by cache functions: + * +@@ -111,6 +114,9 @@ static void __cpuinit r4k_blast_dcache_p + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache_page = blast_dcache_page; ++ else + if (dc_lsize == 0) + r4k_blast_dcache_page = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -127,6 +133,9 @@ static void __cpuinit r4k_blast_dcache_p + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache_page_indexed = blast_dcache_page_indexed; ++ else + if (dc_lsize == 0) + r4k_blast_dcache_page_indexed = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -143,6 +152,9 @@ static void __cpuinit r4k_blast_dcache_s + { + unsigned long dc_lsize = cpu_dcache_line_size(); + ++ if (bcm4710) ++ r4k_blast_dcache = blast_dcache; ++ else + if (dc_lsize == 0) + r4k_blast_dcache = (void *)cache_noop; + else if (dc_lsize == 16) +@@ -680,6 +692,8 @@ static void local_r4k_flush_cache_sigtra + unsigned long addr = (unsigned long) arg; + + R4600_HIT_CACHEOP_WAR_IMPL; ++ BCM4710_PROTECTED_FILL_TLB(addr); ++ BCM4710_PROTECTED_FILL_TLB(addr + 4); + if (dc_lsize) + protected_writeback_dcache_line(addr & ~(dc_lsize - 1)); + if (!cpu_icache_snoops_remote_store && scache_size) +@@ -1311,6 +1325,17 @@ static void __cpuinit coherency_setup(vo + * silly idea of putting something else there ... + */ + switch (current_cpu_type()) { ++ case CPU_BCM3302: ++ { ++ u32 cm; ++ cm = read_c0_diag(); ++ /* Enable icache */ ++ cm |= (1 << 31); ++ /* Enable dcache */ ++ cm |= (1 << 30); ++ write_c0_diag(cm); ++ } ++ break; + case CPU_R4000PC: + case CPU_R4000SC: + case CPU_R4000MC: +@@ -1367,6 +1392,15 @@ void __cpuinit r4k_cache_init(void) + break; + } + ++ /* Check if special workarounds are required */ ++#ifdef CONFIG_BCM47XX ++ if (current_cpu_data.cputype == CPU_BCM4710 && (current_cpu_data.processor_id & 0xff) == 0) { ++ printk("Enabling BCM4710A0 cache workarounds.\n"); ++ bcm4710 = 1; ++ } else ++#endif ++ bcm4710 = 0; ++ + probe_pcache(); + setup_scache(); + +@@ -1425,5 +1459,13 @@ void __cpuinit r4k_cache_init(void) + #if !defined(CONFIG_MIPS_CMP) + local_r4k___flush_cache_all(NULL); + #endif ++#ifdef CONFIG_BCM47XX ++ { ++ static void (*_coherency_setup)(void); ++ _coherency_setup = (void (*)(void)) KSEG1ADDR(coherency_setup); ++ _coherency_setup(); ++ } ++#else + coherency_setup(); ++#endif + } +--- a/arch/mips/mm/tlbex.c ++++ b/arch/mips/mm/tlbex.c +@@ -873,6 +873,9 @@ static void __cpuinit build_r4000_tlb_re + /* No need for uasm_i_nop */ + } + ++#ifdef CONFIG_BCM47XX ++ uasm_i_nop(&p); ++#endif + #ifdef CONFIG_64BIT + build_get_pmde64(&p, &l, &r, K0, K1); /* get pmd in K1 */ + #else +@@ -1323,6 +1326,9 @@ build_r4000_tlbchange_handler_head(u32 * + struct uasm_reloc **r, unsigned int pte, + unsigned int ptr) + { ++#ifdef CONFIG_BCM47XX ++ uasm_i_nop(p); ++#endif + #ifdef CONFIG_64BIT + build_get_pmde64(p, l, r, pte, ptr); /* get pmd in ptr */ + #else diff --git a/target/linux/brcm47xx/patches-2.6.36/160-kmap_coherent.patch b/target/linux/brcm47xx/patches-2.6.36/160-kmap_coherent.patch new file mode 100644 index 0000000..4a71a6f --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/160-kmap_coherent.patch @@ -0,0 +1,77 @@ +--- a/arch/mips/include/asm/cpu-features.h ++++ b/arch/mips/include/asm/cpu-features.h +@@ -110,6 +110,9 @@ + #ifndef cpu_has_pindexed_dcache + #define cpu_has_pindexed_dcache (cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX) + #endif ++#ifndef cpu_use_kmap_coherent ++#define cpu_use_kmap_coherent 1 ++#endif + + /* + * I-Cache snoops remote store. This only matters on SMP. Some multiprocessors +--- /dev/null ++++ b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h +@@ -0,0 +1,13 @@ ++/* ++ * This file is subject to the terms and conditions of the GNU General Public ++ * License. See the file "COPYING" in the main directory of this archive ++ * for more details. ++ * ++ * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org) ++ */ ++#ifndef __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H ++#define __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H ++ ++#define cpu_use_kmap_coherent 0 ++ ++#endif /* __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H */ +--- a/arch/mips/mm/c-r4k.c ++++ b/arch/mips/mm/c-r4k.c +@@ -507,7 +507,7 @@ static inline void local_r4k_flush_cache + */ + map_coherent = (cpu_has_dc_aliases && + page_mapped(page) && !Page_dcache_dirty(page)); +- if (map_coherent) ++ if (map_coherent && cpu_use_kmap_coherent) + vaddr = kmap_coherent(page, addr); + else + vaddr = kmap_atomic(page, KM_USER0); +@@ -530,7 +530,7 @@ static inline void local_r4k_flush_cache + } + + if (vaddr) { +- if (map_coherent) ++ if (map_coherent && cpu_use_kmap_coherent) + kunmap_coherent(); + else + kunmap_atomic(vaddr, KM_USER0); +--- a/arch/mips/mm/init.c ++++ b/arch/mips/mm/init.c +@@ -210,7 +210,7 @@ void copy_user_highpage(struct page *to, + void *vfrom, *vto; + + vto = kmap_atomic(to, KM_USER1); +- if (cpu_has_dc_aliases && ++ if (cpu_has_dc_aliases && cpu_use_kmap_coherent && + page_mapped(from) && !Page_dcache_dirty(from)) { + vfrom = kmap_coherent(from, vaddr); + copy_page(vto, vfrom); +@@ -232,7 +232,7 @@ void copy_to_user_page(struct vm_area_st + struct page *page, unsigned long vaddr, void *dst, const void *src, + unsigned long len) + { +- if (cpu_has_dc_aliases && ++ if (cpu_has_dc_aliases && cpu_use_kmap_coherent && + page_mapped(page) && !Page_dcache_dirty(page)) { + void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK); + memcpy(vto, src, len); +@@ -250,7 +250,7 @@ void copy_from_user_page(struct vm_area_ + struct page *page, unsigned long vaddr, void *dst, const void *src, + unsigned long len) + { +- if (cpu_has_dc_aliases && ++ if (cpu_has_dc_aliases && cpu_use_kmap_coherent && + page_mapped(page) && !Page_dcache_dirty(page)) { + void *vfrom = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK); + memcpy(dst, vfrom, len); diff --git a/target/linux/brcm47xx/patches-2.6.36/210-b44_phy_fix.patch b/target/linux/brcm47xx/patches-2.6.36/210-b44_phy_fix.patch new file mode 100644 index 0000000..6dda4b4 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/210-b44_phy_fix.patch @@ -0,0 +1,92 @@ +--- a/drivers/net/b44.c ++++ b/drivers/net/b44.c +@@ -381,11 +381,12 @@ static void b44_set_flow_ctrl(struct b44 + __b44_set_flow_ctrl(bp, pause_enab); + } + +-#ifdef SSB_DRIVER_MIPS +-extern char *nvram_get(char *name); ++#ifdef CONFIG_BCM47XX ++ ++#include <asm/mach-bcm47xx/nvram.h> + static void b44_wap54g10_workaround(struct b44 *bp) + { +- const char *str; ++ char buf[20]; + u32 val; + int err; + +@@ -394,10 +395,9 @@ static void b44_wap54g10_workaround(stru + * see https://dev.openwrt.org/ticket/146 + * check and reset bit "isolate" + */ +- str = nvram_get("boardnum"); +- if (!str) ++ if (nvram_getenv("boardnum", buf, sizeof(buf)) > 0) + return; +- if (simple_strtoul(str, NULL, 0) == 2) { ++ if (simple_strtoul(buf, NULL, 0) == 2) { + err = __b44_readphy(bp, 0, MII_BMCR, &val); + if (err) + goto error; +@@ -412,10 +412,43 @@ static void b44_wap54g10_workaround(stru + error: + pr_warning("PHY: cannot reset MII transceiver isolate bit\n"); + } ++ ++static inline int startswith (const char *source, const char *cmp) ++{ ++ return !strncmp(source,cmp,strlen(cmp)); ++} ++ ++static inline void b44_bcm47xx_workarounds(struct b44 *bp) ++{ ++ char buf[20]; ++ /* Toshiba WRC-1000, Siemens SE505 v1, Askey RT-210W, RT-220W */ ++ if (nvram_getenv("boardnum", buf, sizeof(buf)) > 0) ++ return; ++ if (simple_strtoul(buf, NULL, 0) == 100) { ++ bp->phy_addr = B44_PHY_ADDR_NO_PHY; ++ } else { ++ /* WL-HDD */ ++ struct ssb_device *sdev = bp->sdev; ++ if (nvram_getenv("hardware_version", buf, sizeof(buf)) > 0) ++ return; ++ if (startswith(buf, "WL300-")) { ++ if (sdev->bus->sprom.et0phyaddr == 0 && ++ sdev->bus->sprom.et1phyaddr == 1) ++ bp->phy_addr = B44_PHY_ADDR_NO_PHY; ++ } ++ } ++ return; ++} ++ + #else ++ + static inline void b44_wap54g10_workaround(struct b44 *bp) + { + } ++ ++static inline void b44_bcm47xx_workarounds(struct b44 *bp) ++{ ++} + #endif + + static int b44_setup_phy(struct b44 *bp) +@@ -424,6 +457,7 @@ static int b44_setup_phy(struct b44 *bp) + int err; + + b44_wap54g10_workaround(bp); ++ b44_bcm47xx_workarounds(bp); + + if (bp->phy_addr == B44_PHY_ADDR_NO_PHY) + return 0; +@@ -2089,6 +2123,8 @@ static int __devinit b44_get_invariants( + * valid PHY address. */ + bp->phy_addr &= 0x1F; + ++ b44_bcm47xx_workarounds(bp); ++ + memcpy(bp->dev->dev_addr, addr, 6); + + if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){ diff --git a/target/linux/brcm47xx/patches-2.6.36/211-b44_timeout_spam.patch b/target/linux/brcm47xx/patches-2.6.36/211-b44_timeout_spam.patch new file mode 100644 index 0000000..4dedb82 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/211-b44_timeout_spam.patch @@ -0,0 +1,15 @@ +--- a/drivers/net/b44.c ++++ b/drivers/net/b44.c +@@ -188,10 +188,11 @@ static int b44_wait_bit(struct b44 *bp, + udelay(10); + } + if (i == timeout) { ++#if 0 + if (net_ratelimit()) + netdev_err(bp->dev, "BUG! Timeout waiting for bit %08x of register %lx to %s\n", + bit, reg, clear ? "clear" : "set"); +- ++#endif + return -ENODEV; + } + return 0; diff --git a/target/linux/brcm47xx/patches-2.6.36/220-bcm5354.patch b/target/linux/brcm47xx/patches-2.6.36/220-bcm5354.patch new file mode 100644 index 0000000..92bb400 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/220-bcm5354.patch @@ -0,0 +1,42 @@ +--- a/drivers/ssb/driver_chipcommon.c ++++ b/drivers/ssb/driver_chipcommon.c +@@ -285,6 +285,8 @@ void ssb_chipco_resume(struct ssb_chipco + void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc, + u32 *plltype, u32 *n, u32 *m) + { ++ if ((chipco_read32(cc, SSB_CHIPCO_CHIPID) & SSB_CHIPCO_IDMASK) == 0x5354) ++ return; + *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); + *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); + switch (*plltype) { +@@ -308,6 +310,8 @@ void ssb_chipco_get_clockcpu(struct ssb_ + void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc, + u32 *plltype, u32 *n, u32 *m) + { ++ if ((chipco_read32(cc, SSB_CHIPCO_CHIPID) & SSB_CHIPCO_IDMASK) == 0x5354) ++ return; + *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N); + *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT); + switch (*plltype) { +--- a/drivers/ssb/driver_mipscore.c ++++ b/drivers/ssb/driver_mipscore.c +@@ -217,6 +217,8 @@ u32 ssb_cpu_clock(struct ssb_mipscore *m + + if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) { + rate = 200000000; ++ } else if (bus->chip_id == 0x5354) { ++ rate = 240000000; + } else { + rate = ssb_calc_clock_rate(pll_type, n, m); + } +--- a/drivers/ssb/main.c ++++ b/drivers/ssb/main.c +@@ -1074,6 +1074,8 @@ u32 ssb_clockspeed(struct ssb_bus *bus) + + if (bus->chip_id == 0x5365) { + rate = 100000000; ++ } else if (bus->chip_id == 0x5354) { ++ rate = 120000000; + } else { + rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m); + if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */ diff --git a/target/linux/brcm47xx/patches-2.6.36/280-activate_ssb_support_in_usb.patch b/target/linux/brcm47xx/patches-2.6.36/280-activate_ssb_support_in_usb.patch new file mode 100644 index 0000000..1a50c1a --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/280-activate_ssb_support_in_usb.patch @@ -0,0 +1,16 @@ +This prevents the options from being delete with make kernel_oldconfig. +--- + drivers/ssb/Kconfig | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/drivers/ssb/Kconfig ++++ b/drivers/ssb/Kconfig +@@ -141,6 +141,8 @@ config SSB_DRIVER_MIPS + config SSB_EMBEDDED + bool + depends on SSB_DRIVER_MIPS ++ select USB_EHCI_HCD_SSB if USB_EHCI_HCD ++ select USB_OHCI_HCD_SSB if USB_OHCI_HCD + default y + + config SSB_DRIVER_EXTIF diff --git a/target/linux/brcm47xx/patches-2.6.36/300-fork_cacheflush.patch b/target/linux/brcm47xx/patches-2.6.36/300-fork_cacheflush.patch new file mode 100644 index 0000000..686fb1b --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/300-fork_cacheflush.patch @@ -0,0 +1,11 @@ +--- a/arch/mips/include/asm/cacheflush.h ++++ b/arch/mips/include/asm/cacheflush.h +@@ -32,7 +32,7 @@ + extern void (*flush_cache_all)(void); + extern void (*__flush_cache_all)(void); + extern void (*flush_cache_mm)(struct mm_struct *mm); +-#define flush_cache_dup_mm(mm) do { (void) (mm); } while (0) ++#define flush_cache_dup_mm(mm) flush_cache_mm(mm) + extern void (*flush_cache_range)(struct vm_area_struct *vma, + unsigned long start, unsigned long end); + extern void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page, unsigned long pfn); diff --git a/target/linux/brcm47xx/patches-2.6.36/301-kmod-fuse-dcache-bug-r4k.patch b/target/linux/brcm47xx/patches-2.6.36/301-kmod-fuse-dcache-bug-r4k.patch new file mode 100644 index 0000000..62f6992 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/301-kmod-fuse-dcache-bug-r4k.patch @@ -0,0 +1,32 @@ +--- a/arch/mips/mm/c-r4k.c ++++ b/arch/mips/mm/c-r4k.c +@@ -373,7 +373,7 @@ static inline void local_r4k___flush_cac + } + } + +-static void r4k___flush_cache_all(void) ++void r4k___flush_cache_all(void) + { + r4k_on_each_cpu(local_r4k___flush_cache_all, NULL, 1); + } +@@ -537,7 +537,7 @@ static inline void local_r4k_flush_cache + } + } + +-static void r4k_flush_cache_page(struct vm_area_struct *vma, ++void r4k_flush_cache_page(struct vm_area_struct *vma, + unsigned long addr, unsigned long pfn) + { + struct flush_cache_page_args args; +@@ -1469,3 +1469,11 @@ void __cpuinit r4k_cache_init(void) + coherency_setup(); + #endif + } ++ ++/* fuse package DCACHE BUG patch exports */ ++void (*fuse_flush_cache_all)(void) = r4k___flush_cache_all; ++EXPORT_SYMBOL(fuse_flush_cache_all); ++ ++void (*fuse_flush_cache_page)(struct vm_area_struct *vma, unsigned long page, ++ unsigned long pfn) = r4k_flush_cache_page; ++EXPORT_SYMBOL(fuse_flush_cache_page); diff --git a/target/linux/brcm47xx/patches-2.6.36/310-no_highpage.patch b/target/linux/brcm47xx/patches-2.6.36/310-no_highpage.patch new file mode 100644 index 0000000..af2289b --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/310-no_highpage.patch @@ -0,0 +1,66 @@ +--- a/arch/mips/include/asm/page.h ++++ b/arch/mips/include/asm/page.h +@@ -43,6 +43,7 @@ + #ifndef __ASSEMBLY__ + + #include <linux/pfn.h> ++#include <asm/cpu-features.h> + #include <asm/io.h> + + extern void build_clear_page(void); +@@ -78,13 +79,16 @@ static inline void clear_user_page(void + flush_data_cache_page((unsigned long)addr); + } + +-extern void copy_user_page(void *vto, void *vfrom, unsigned long vaddr, +- struct page *to); +-struct vm_area_struct; +-extern void copy_user_highpage(struct page *to, struct page *from, +- unsigned long vaddr, struct vm_area_struct *vma); ++static inline void copy_user_page(void *vto, void *vfrom, unsigned long vaddr, ++ struct page *to) ++{ ++ extern void (*flush_data_cache_page)(unsigned long addr); + +-#define __HAVE_ARCH_COPY_USER_HIGHPAGE ++ copy_page(vto, vfrom); ++ if (!cpu_has_ic_fills_f_dc || ++ pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK)) ++ flush_data_cache_page((unsigned long)vto); ++} + + /* + * These are used to make use of C type-checking.. +--- a/arch/mips/mm/init.c ++++ b/arch/mips/mm/init.c +@@ -204,30 +204,6 @@ void kunmap_coherent(void) + preempt_check_resched(); + } + +-void copy_user_highpage(struct page *to, struct page *from, +- unsigned long vaddr, struct vm_area_struct *vma) +-{ +- void *vfrom, *vto; +- +- vto = kmap_atomic(to, KM_USER1); +- if (cpu_has_dc_aliases && cpu_use_kmap_coherent && +- page_mapped(from) && !Page_dcache_dirty(from)) { +- vfrom = kmap_coherent(from, vaddr); +- copy_page(vto, vfrom); +- kunmap_coherent(); +- } else { +- vfrom = kmap_atomic(from, KM_USER0); +- copy_page(vto, vfrom); +- kunmap_atomic(vfrom, KM_USER0); +- } +- if ((!cpu_has_ic_fills_f_dc) || +- pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK)) +- flush_data_cache_page((unsigned long)vto); +- kunmap_atomic(vto, KM_USER1); +- /* Make sure this page is cleared on other CPU's too before using it */ +- smp_wmb(); +-} +- + void copy_to_user_page(struct vm_area_struct *vma, + struct page *page, unsigned long vaddr, void *dst, const void *src, + unsigned long len) diff --git a/target/linux/brcm47xx/patches-2.6.36/400-arch-bcm47xx.patch b/target/linux/brcm47xx/patches-2.6.36/400-arch-bcm47xx.patch new file mode 100644 index 0000000..5c0e6ff --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/400-arch-bcm47xx.patch @@ -0,0 +1,56 @@ +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -92,3 +92,30 @@ int nvram_getenv(char *name, char *val, + return NVRAM_ERR_ENVNOTFOUND; + } + EXPORT_SYMBOL(nvram_getenv); ++ ++char *nvram_get(const char *name) ++{ ++ char *var, *value, *end, *eq; ++ ++ if (!name) ++ return NULL; ++ ++ if (!nvram_buf[0]) ++ early_nvram_init(); ++ ++ /* Look for name=value and return value */ ++ var = &nvram_buf[sizeof(struct nvram_header)]; ++ end = nvram_buf + sizeof(nvram_buf) - 2; ++ end[0] = end[1] = '\0'; ++ for (; *var; var = value + strlen(value) + 1) { ++ eq = strchr(var, '='); ++ if (!eq) ++ break; ++ value = eq + 1; ++ if ((eq - var) == strlen(name) && strncmp(var, name, (eq - var)) == 0) ++ return value; ++ } ++ ++ return NULL; ++} ++EXPORT_SYMBOL(nvram_get); +--- a/arch/mips/bcm47xx/setup.c ++++ b/arch/mips/bcm47xx/setup.c +@@ -238,3 +238,20 @@ void __init plat_mem_setup(void) + _machine_halt = bcm47xx_machine_halt; + pm_power_off = bcm47xx_machine_halt; + } ++ ++static int __init bcm47xx_register_gpiodev(void) ++{ ++ static struct resource res = { ++ .start = 0xFFFFFFFF, ++ }; ++ struct platform_device *pdev; ++ ++ pdev = platform_device_register_simple("GPIODEV", 0, &res, 1); ++ if (!pdev) { ++ printk(KERN_ERR "bcm47xx: GPIODEV init failed\n"); ++ return -ENODEV; ++ } ++ ++ return 0; ++} ++device_initcall(bcm47xx_register_gpiodev); diff --git a/target/linux/brcm47xx/patches-2.6.36/601-mips-remove-pci-collision-check.patch b/target/linux/brcm47xx/patches-2.6.36/601-mips-remove-pci-collision-check.patch new file mode 100644 index 0000000..7860ca0 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/601-mips-remove-pci-collision-check.patch @@ -0,0 +1,18 @@ +--- a/arch/mips/pci/pci.c ++++ b/arch/mips/pci/pci.c +@@ -185,12 +185,10 @@ static int pcibios_enable_resources(stru + if ((idx == PCI_ROM_RESOURCE) && + (!(r->flags & IORESOURCE_ROM_ENABLE))) + continue; +- if (!r->start && r->end) { +- printk(KERN_ERR "PCI: Device %s not available " +- "because of resource collisions\n", ++ if (!r->start && r->end) ++ printk(KERN_WARNING "PCI: Device %s resource" ++ "collisions detected. Ignoring...\n", + pci_name(dev)); +- return -EINVAL; +- } + if (r->flags & IORESOURCE_IO) + cmd |= PCI_COMMAND_IO; + if (r->flags & IORESOURCE_MEM) diff --git a/target/linux/brcm47xx/patches-2.6.36/610-pci_ide_fix.patch b/target/linux/brcm47xx/patches-2.6.36/610-pci_ide_fix.patch new file mode 100644 index 0000000..f254b20 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/610-pci_ide_fix.patch @@ -0,0 +1,14 @@ +--- a/include/linux/ide.h ++++ b/include/linux/ide.h +@@ -195,7 +195,11 @@ static inline void ide_std_init_ports(st + hw->io_ports.ctl_addr = ctl_addr; + } + ++#if defined CONFIG_BCM47XX ++# define MAX_HWIFS 2 ++#else + #define MAX_HWIFS 10 ++#endif + + /* + * Now for the data we need to maintain per-drive: ide_drive_t diff --git a/target/linux/brcm47xx/patches-2.6.36/700-ssb-gigabit-ethernet-driver.patch b/target/linux/brcm47xx/patches-2.6.36/700-ssb-gigabit-ethernet-driver.patch new file mode 100644 index 0000000..fc5454e --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/700-ssb-gigabit-ethernet-driver.patch @@ -0,0 +1,328 @@ +--- a/drivers/net/tg3.c ++++ b/drivers/net/tg3.c +@@ -42,6 +42,7 @@ + #include <linux/prefetch.h> + #include <linux/dma-mapping.h> + #include <linux/firmware.h> ++#include <linux/ssb/ssb_driver_gige.h> + + #include <net/checksum.h> + #include <net/ip.h> +@@ -494,8 +495,9 @@ static void _tw32_flush(struct tg3 *tp, + static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val) + { + tp->write32_mbox(tp, off, val); +- if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) && +- !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND)) ++ if ((tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) || ++ (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) && ++ !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))) + tp->read32_mbox(tp, off); + } + +@@ -505,7 +507,7 @@ static void tg3_write32_tx_mbox(struct t + writel(val, mbox); + if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) + writel(val, mbox); +- if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) ++ if ((tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) || (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES)) + readl(mbox); + } + +@@ -824,7 +826,7 @@ static void tg3_switch_clocks(struct tg3 + + #define PHY_BUSY_LOOPS 5000 + +-static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) ++static int __tg3_readphy(struct tg3 *tp, unsigned int phy_addr, int reg, u32 *val) + { + u32 frame_val; + unsigned int loops; +@@ -838,7 +840,7 @@ static int tg3_readphy(struct tg3 *tp, i + + *val = 0x0; + +- frame_val = ((tp->phy_addr << MI_COM_PHY_ADDR_SHIFT) & ++ frame_val = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) & + MI_COM_PHY_ADDR_MASK); + frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & + MI_COM_REG_ADDR_MASK); +@@ -873,7 +875,12 @@ static int tg3_readphy(struct tg3 *tp, i + return ret; + } + +-static int tg3_writephy(struct tg3 *tp, int reg, u32 val) ++static int tg3_readphy(struct tg3 *tp, int reg, u32 *val) ++{ ++ return __tg3_readphy(tp, tp->phy_addr, reg, val); ++} ++ ++static int __tg3_writephy(struct tg3 *tp, unsigned int phy_addr, int reg, u32 val) + { + u32 frame_val; + unsigned int loops; +@@ -889,7 +896,7 @@ static int tg3_writephy(struct tg3 *tp, + udelay(80); + } + +- frame_val = ((tp->phy_addr << MI_COM_PHY_ADDR_SHIFT) & ++ frame_val = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) & + MI_COM_PHY_ADDR_MASK); + frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) & + MI_COM_REG_ADDR_MASK); +@@ -922,6 +929,11 @@ static int tg3_writephy(struct tg3 *tp, + return ret; + } + ++static int tg3_writephy(struct tg3 *tp, int reg, u32 val) ++{ ++ return __tg3_writephy(tp, tp->phy_addr, reg, val); ++} ++ + static int tg3_bmcr_reset(struct tg3 *tp) + { + u32 phy_control; +@@ -2426,6 +2438,9 @@ static int tg3_nvram_read(struct tg3 *tp + { + int ret; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) ++ return -ENODEV; ++ + if (!(tp->tg3_flags & TG3_FLAG_NVRAM)) + return tg3_nvram_read_using_eeprom(tp, offset, val); + +@@ -2757,8 +2772,10 @@ static int tg3_set_power_state(struct tg + tg3_frob_aux_power(tp); + + /* Workaround for unstable PLL clock */ +- if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) || +- (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) { ++ if ((tp->phy_id & TG3_PHY_ID_MASK) != TG3_PHY_ID_BCM5750_2 && ++ /* !!! FIXME !!! */ ++ ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) || ++ (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX))) { + u32 val = tr32(0x7d00); + + val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1); +@@ -3242,6 +3259,14 @@ relink: + + tg3_phy_copper_begin(tp); + ++ if (tp->tg3_flags3 & TG3_FLG3_ROBOSWITCH) { ++ current_link_up = 1; ++ current_speed = SPEED_1000; /* FIXME */ ++ current_duplex = DUPLEX_FULL; ++ tp->link_config.active_speed = current_speed; ++ tp->link_config.active_duplex = current_duplex; ++ } ++ + tg3_readphy(tp, MII_BMSR, &tmp); + if (!tg3_readphy(tp, MII_BMSR, &tmp) && + (tmp & BMSR_LSTATUS)) +@@ -6760,6 +6785,11 @@ static int tg3_poll_fw(struct tg3 *tp) + int i; + u32 val; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* We don't use firmware. */ ++ return 0; ++ } ++ + if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) { + /* Wait up to 20ms for init done. */ + for (i = 0; i < 200; i++) { +@@ -7050,6 +7080,14 @@ static int tg3_chip_reset(struct tg3 *tp + tw32(0x5000, 0x400); + } + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* BCM4785: In order to avoid repercussions from using potentially ++ * defective internal ROM, stop the Rx RISC CPU, which is not ++ * required. */ ++ tg3_stop_fw(tp); ++ tg3_halt_cpu(tp, RX_CPU_BASE); ++ } ++ + tw32(GRC_MODE, tp->grc_mode); + + if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) { +@@ -7202,9 +7240,12 @@ static int tg3_halt_cpu(struct tg3 *tp, + return -ENODEV; + } + +- /* Clear firmware's nvram arbitration. */ +- if (tp->tg3_flags & TG3_FLAG_NVRAM) +- tw32(NVRAM_SWARB, SWARB_REQ_CLR0); ++ if (!(tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE)) { ++ /* Clear firmware's nvram arbitration. */ ++ if (tp->tg3_flags & TG3_FLAG_NVRAM) ++ tw32(NVRAM_SWARB, SWARB_REQ_CLR0); ++ } ++ + return 0; + } + +@@ -7267,6 +7308,11 @@ static int tg3_load_5701_a0_firmware_fix + const __be32 *fw_data; + int err, i; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* We don't use firmware. */ ++ return 0; ++ } ++ + fw_data = (void *)tp->fw->data; + + /* Firmware blob starts with version numbers, followed by +@@ -7325,6 +7371,11 @@ static int tg3_load_tso_firmware(struct + unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size; + int err, i; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* We don't use firmware. */ ++ return 0; ++ } ++ + if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) + return 0; + +@@ -8474,6 +8525,11 @@ static void tg3_timer(unsigned long __op + + spin_lock(&tp->lock); + ++ if (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) { ++ /* BCM4785: Flush posted writes from GbE to host memory. */ ++ tr32(HOSTCC_MODE); ++ } ++ + if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) { + /* All of this garbage is because when using non-tagged + * IRQ status the mailbox/status_block protocol the chip +@@ -10131,6 +10187,11 @@ static int tg3_test_nvram(struct tg3 *tp + if (tp->tg3_flags3 & TG3_FLG3_NO_NVRAM) + return 0; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* We don't have NVRAM. */ ++ return 0; ++ } ++ + if (tg3_nvram_read(tp, 0, &magic) != 0) + return -EIO; + +@@ -10951,7 +11012,7 @@ static int tg3_ioctl(struct net_device * + return -EAGAIN; + + spin_lock_bh(&tp->lock); +- err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval); ++ err = __tg3_readphy(tp, data->phy_id & 0x1f, data->reg_num & 0x1f, &mii_regval); + spin_unlock_bh(&tp->lock); + + data->val_out = mii_regval; +@@ -10967,7 +11028,7 @@ static int tg3_ioctl(struct net_device * + return -EAGAIN; + + spin_lock_bh(&tp->lock); +- err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in); ++ err = __tg3_writephy(tp, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in); + spin_unlock_bh(&tp->lock); + + return err; +@@ -11612,6 +11673,12 @@ static void __devinit tg3_get_5717_nvram + /* Chips other than 5700/5701 use the NVRAM for fetching info. */ + static void __devinit tg3_nvram_init(struct tg3 *tp) + { ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) { ++ /* No NVRAM and EEPROM on the SSB Broadcom GigE core. */ ++ tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED); ++ return; ++ } ++ + tw32_f(GRC_EEPROM_ADDR, + (EEPROM_ADDR_FSM_RESET | + (EEPROM_DEFAULT_CLOCK_PERIOD << +@@ -11875,6 +11942,9 @@ static int tg3_nvram_write_block(struct + { + int ret; + ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) ++ return -ENODEV; ++ + if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) { + tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl & + ~GRC_LCLCTRL_GPIO_OUTPUT1); +@@ -13267,6 +13337,11 @@ static int __devinit tg3_get_invariants( + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701))) + tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG; + ++ if (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) { ++ tp->write32_tx_mbox = tg3_write_flush_reg32; ++ tp->write32_rx_mbox = tg3_write_flush_reg32; ++ } ++ + /* Get eeprom hw config before calling tg3_set_power_state(). + * In particular, the TG3_FLG2_IS_NIC flag must be + * determined before calling tg3_set_power_state() so that +@@ -13665,6 +13740,10 @@ static int __devinit tg3_get_device_addr + } + + if (!is_valid_ether_addr(&dev->dev_addr[0])) { ++ if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) ++ ssb_gige_get_macaddr(tp->pdev, &dev->dev_addr[0]); ++ } ++ if (!is_valid_ether_addr(&dev->dev_addr[0])) { + #ifdef CONFIG_SPARC + if (!tg3_get_default_macaddr_sparc(tp)) + return 0; +@@ -14181,6 +14260,7 @@ static char * __devinit tg3_phy_string(s + case TG3_PHY_ID_BCM5704: return "5704"; + case TG3_PHY_ID_BCM5705: return "5705"; + case TG3_PHY_ID_BCM5750: return "5750"; ++ case TG3_PHY_ID_BCM5750_2: return "5750-2"; + case TG3_PHY_ID_BCM5752: return "5752"; + case TG3_PHY_ID_BCM5714: return "5714"; + case TG3_PHY_ID_BCM5780: return "5780"; +@@ -14392,6 +14472,13 @@ static int __devinit tg3_init_one(struct + tp->msg_enable = tg3_debug; + else + tp->msg_enable = TG3_DEF_MSG_ENABLE; ++ if (pdev_is_ssb_gige_core(pdev)) { ++ tp->tg3_flags3 |= TG3_FLG3_IS_SSB_CORE; ++ if (ssb_gige_must_flush_posted_writes(pdev)) ++ tp->tg3_flags3 |= TG3_FLG3_FLUSH_POSTED_WRITES; ++ if (ssb_gige_have_roboswitch(pdev)) ++ tp->tg3_flags3 |= TG3_FLG3_ROBOSWITCH; ++ } + + /* The word/byte swap controls here control register access byte + * swapping. DMA data byte swapping is controlled in the GRC_MODE +--- a/drivers/net/tg3.h ++++ b/drivers/net/tg3.h +@@ -2020,6 +2020,9 @@ + #define NIC_SRAM_RGMII_INBAND_DISABLE 0x00000004 + #define NIC_SRAM_RGMII_EXT_IBND_RX_EN 0x00000008 + #define NIC_SRAM_RGMII_EXT_IBND_TX_EN 0x00000010 ++#define TG3_FLG3_IS_SSB_CORE 0x00000800 ++#define TG3_FLG3_FLUSH_POSTED_WRITES 0x00001000 ++#define TG3_FLG3_ROBOSWITCH 0x00002000 + + #define NIC_SRAM_RX_MINI_BUFFER_DESC 0x00001000 + +@@ -2908,6 +2911,7 @@ struct tg3 { + #define TG3_PHY_ID_BCM5704 0x60008190 + #define TG3_PHY_ID_BCM5705 0x600081a0 + #define TG3_PHY_ID_BCM5750 0x60008180 ++#define TG3_PHY_ID_BCM5750_2 0xbc050cd0 + #define TG3_PHY_ID_BCM5752 0x60008100 + #define TG3_PHY_ID_BCM5714 0x60008340 + #define TG3_PHY_ID_BCM5780 0x60008350 +@@ -2944,7 +2948,7 @@ struct tg3 { + (X) == TG3_PHY_ID_BCM5906 || (X) == TG3_PHY_ID_BCM5761 || \ + (X) == TG3_PHY_ID_BCM5718C || (X) == TG3_PHY_ID_BCM5718S || \ + (X) == TG3_PHY_ID_BCM57765 || (X) == TG3_PHY_ID_BCM5719C || \ +- (X) == TG3_PHY_ID_BCM8002) ++ (X) == TG3_PHY_ID_BCM8002 || (X) == TG3_PHY_ID_BCM5750_2) + + u32 phy_flags; + #define TG3_PHYFLG_IS_LOW_POWER 0x00000001 diff --git a/target/linux/brcm47xx/patches-2.6.36/812-disable_wgt634u_crap.patch b/target/linux/brcm47xx/patches-2.6.36/812-disable_wgt634u_crap.patch new file mode 100644 index 0000000..a033139 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/812-disable_wgt634u_crap.patch @@ -0,0 +1,177 @@ +--- a/arch/mips/bcm47xx/Makefile ++++ b/arch/mips/bcm47xx/Makefile +@@ -3,4 +3,4 @@ + # under Linux. + # + +-obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o wgt634u.o ++obj-y := gpio.o irq.o nvram.o prom.o serial.o setup.o time.o +--- a/arch/mips/bcm47xx/wgt634u.c ++++ /dev/null +@@ -1,166 +0,0 @@ +-/* +- * This file is subject to the terms and conditions of the GNU General Public +- * License. See the file "COPYING" in the main directory of this archive +- * for more details. +- * +- * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net> +- */ +- +-#include <linux/platform_device.h> +-#include <linux/module.h> +-#include <linux/leds.h> +-#include <linux/mtd/physmap.h> +-#include <linux/ssb/ssb.h> +-#include <linux/interrupt.h> +-#include <linux/reboot.h> +-#include <linux/gpio.h> +-#include <asm/mach-bcm47xx/bcm47xx.h> +- +-/* GPIO definitions for the WGT634U */ +-#define WGT634U_GPIO_LED 3 +-#define WGT634U_GPIO_RESET 2 +-#define WGT634U_GPIO_TP1 7 +-#define WGT634U_GPIO_TP2 6 +-#define WGT634U_GPIO_TP3 5 +-#define WGT634U_GPIO_TP4 4 +-#define WGT634U_GPIO_TP5 1 +- +-static struct gpio_led wgt634u_leds[] = { +- { +- .name = "power", +- .gpio = WGT634U_GPIO_LED, +- .active_low = 1, +- .default_trigger = "heartbeat", +- }, +-}; +- +-static struct gpio_led_platform_data wgt634u_led_data = { +- .num_leds = ARRAY_SIZE(wgt634u_leds), +- .leds = wgt634u_leds, +-}; +- +-static struct platform_device wgt634u_gpio_leds = { +- .name = "leds-gpio", +- .id = -1, +- .dev = { +- .platform_data = &wgt634u_led_data, +- } +-}; +- +- +-/* 8MiB flash. The struct mtd_partition matches original Netgear WGT634U +- firmware. */ +-static struct mtd_partition wgt634u_partitions[] = { +- { +- .name = "cfe", +- .offset = 0, +- .size = 0x60000, /* 384k */ +- .mask_flags = MTD_WRITEABLE /* force read-only */ +- }, +- { +- .name = "config", +- .offset = 0x60000, +- .size = 0x20000 /* 128k */ +- }, +- { +- .name = "linux", +- .offset = 0x80000, +- .size = 0x140000 /* 1280k */ +- }, +- { +- .name = "jffs", +- .offset = 0x1c0000, +- .size = 0x620000 /* 6272k */ +- }, +- { +- .name = "nvram", +- .offset = 0x7e0000, +- .size = 0x20000 /* 128k */ +- }, +-}; +- +-static struct physmap_flash_data wgt634u_flash_data = { +- .parts = wgt634u_partitions, +- .nr_parts = ARRAY_SIZE(wgt634u_partitions) +-}; +- +-static struct resource wgt634u_flash_resource = { +- .flags = IORESOURCE_MEM, +-}; +- +-static struct platform_device wgt634u_flash = { +- .name = "physmap-flash", +- .id = 0, +- .dev = { .platform_data = &wgt634u_flash_data, }, +- .resource = &wgt634u_flash_resource, +- .num_resources = 1, +-}; +- +-/* Platform devices */ +-static struct platform_device *wgt634u_devices[] __initdata = { +- &wgt634u_flash, +- &wgt634u_gpio_leds, +-}; +- +-static irqreturn_t gpio_interrupt(int irq, void *ignored) +-{ +- int state; +- +- /* Interrupts are shared, check if the current one is +- a GPIO interrupt. */ +- if (!ssb_chipco_irq_status(&ssb_bcm47xx.chipco, +- SSB_CHIPCO_IRQ_GPIO)) +- return IRQ_NONE; +- +- state = gpio_get_value(WGT634U_GPIO_RESET); +- +- /* Interrupt are level triggered, revert the interrupt polarity +- to clear the interrupt. */ +- gpio_polarity(WGT634U_GPIO_RESET, state); +- +- if (!state) { +- printk(KERN_INFO "Reset button pressed"); +- ctrl_alt_del(); +- } +- +- return IRQ_HANDLED; +-} +- +-static int __init wgt634u_init(void) +-{ +- /* There is no easy way to detect that we are running on a WGT634U +- * machine. Use the MAC address as an heuristic. Netgear Inc. has +- * been allocated ranges 00:09:5b:xx:xx:xx and 00:0f:b5:xx:xx:xx. +- */ +- +- u8 *et0mac = ssb_bcm47xx.sprom.et0mac; +- +- if (et0mac[0] == 0x00 && +- ((et0mac[1] == 0x09 && et0mac[2] == 0x5b) || +- (et0mac[1] == 0x0f && et0mac[2] == 0xb5))) { +- struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore; +- +- printk(KERN_INFO "WGT634U machine detected.\n"); +- +- if (!request_irq(gpio_to_irq(WGT634U_GPIO_RESET), +- gpio_interrupt, IRQF_SHARED, +- "WGT634U GPIO", &ssb_bcm47xx.chipco)) { +- gpio_direction_input(WGT634U_GPIO_RESET); +- gpio_intmask(WGT634U_GPIO_RESET, 1); +- ssb_chipco_irq_mask(&ssb_bcm47xx.chipco, +- SSB_CHIPCO_IRQ_GPIO, +- SSB_CHIPCO_IRQ_GPIO); +- } +- +- wgt634u_flash_data.width = mcore->flash_buswidth; +- wgt634u_flash_resource.start = mcore->flash_window; +- wgt634u_flash_resource.end = mcore->flash_window +- + mcore->flash_window_size +- - 1; +- return platform_add_devices(wgt634u_devices, +- ARRAY_SIZE(wgt634u_devices)); +- } else +- return -ENODEV; +-} +- +-module_init(wgt634u_init); diff --git a/target/linux/brcm47xx/patches-2.6.36/920-cache-wround.patch b/target/linux/brcm47xx/patches-2.6.36/920-cache-wround.patch new file mode 100644 index 0000000..fb3dd60 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/920-cache-wround.patch @@ -0,0 +1,138 @@ +--- a/arch/mips/include/asm/r4kcache.h ++++ b/arch/mips/include/asm/r4kcache.h +@@ -20,10 +20,28 @@ + #ifdef CONFIG_BCM47XX + #include <asm/paccess.h> + #include <linux/ssb/ssb.h> +-#define BCM4710_DUMMY_RREG() ((void) *((u8 *) KSEG1ADDR(SSB_ENUM_BASE))) ++#define BCM4710_DUMMY_RREG() bcm4710_dummy_rreg() ++ ++static inline unsigned long bcm4710_dummy_rreg(void) ++{ ++ return *(volatile unsigned long *)(KSEG1ADDR(SSB_ENUM_BASE)); ++} ++ ++#define BCM4710_FILL_TLB(addr) bcm4710_fill_tlb((void *)(addr)) ++ ++static inline unsigned long bcm4710_fill_tlb(void *addr) ++{ ++ return *(unsigned long *)addr; ++} ++ ++#define BCM4710_PROTECTED_FILL_TLB(addr) bcm4710_protected_fill_tlb((void *)(addr)) ++ ++static inline void bcm4710_protected_fill_tlb(void *addr) ++{ ++ unsigned long x; ++ get_dbe(x, (unsigned long *)addr);; ++} + +-#define BCM4710_FILL_TLB(addr) (*(volatile unsigned long *)(addr)) +-#define BCM4710_PROTECTED_FILL_TLB(addr) ({ unsigned long x; get_dbe(x, (volatile unsigned long *)(addr)); }) + #else + #define BCM4710_DUMMY_RREG() + +--- a/arch/mips/mm/tlbex.c ++++ b/arch/mips/mm/tlbex.c +@@ -712,6 +712,9 @@ build_get_pgde32(u32 **p, unsigned int t + #endif + uasm_i_addu(p, ptr, tmp, ptr); + #else ++#ifdef CONFIG_BCM47XX ++ uasm_i_nop(p); ++#endif + UASM_i_LA_mostly(p, ptr, pgdc); + #endif + uasm_i_mfc0(p, tmp, C0_BADVADDR); /* get faulting address */ +@@ -873,12 +876,12 @@ static void __cpuinit build_r4000_tlb_re + /* No need for uasm_i_nop */ + } + +-#ifdef CONFIG_BCM47XX +- uasm_i_nop(&p); +-#endif + #ifdef CONFIG_64BIT + build_get_pmde64(&p, &l, &r, K0, K1); /* get pmd in K1 */ + #else ++# ifdef CONFIG_BCM47XX ++ uasm_i_nop(&p); ++# endif + build_get_pgde32(&p, K0, K1); /* get pgd in K1 */ + #endif + +@@ -890,6 +893,9 @@ static void __cpuinit build_r4000_tlb_re + build_update_entries(&p, K0, K1); + build_tlb_write_entry(&p, &l, &r, tlb_random); + uasm_l_leave(&l, p); ++#ifdef CONFIG_BCM47XX ++ uasm_i_nop(&p); ++#endif + uasm_i_eret(&p); /* return from trap */ + + #ifdef CONFIG_HUGETLB_PAGE +@@ -1326,12 +1332,12 @@ build_r4000_tlbchange_handler_head(u32 * + struct uasm_reloc **r, unsigned int pte, + unsigned int ptr) + { +-#ifdef CONFIG_BCM47XX +- uasm_i_nop(p); +-#endif + #ifdef CONFIG_64BIT + build_get_pmde64(p, l, r, pte, ptr); /* get pmd in ptr */ + #else ++# ifdef CONFIG_BCM47XX ++ uasm_i_nop(p); ++# endif + build_get_pgde32(p, pte, ptr); /* get pgd in ptr */ + #endif + +@@ -1368,6 +1374,9 @@ build_r4000_tlbchange_handler_tail(u32 * + build_update_entries(p, tmp, ptr); + build_tlb_write_entry(p, l, r, tlb_indexed); + uasm_l_leave(l, *p); ++#ifdef CONFIG_BCM47XX ++ uasm_i_nop(p); ++#endif + uasm_i_eret(p); /* return from trap */ + + #ifdef CONFIG_64BIT +--- a/arch/mips/kernel/genex.S ++++ b/arch/mips/kernel/genex.S +@@ -22,6 +22,19 @@ + #include <asm/page.h> + #include <asm/thread_info.h> + ++#ifdef CONFIG_BCM47XX ++# ifdef eret ++# undef eret ++# endif ++# define eret \ ++ .set push; \ ++ .set noreorder; \ ++ nop; \ ++ nop; \ ++ eret; \ ++ .set pop; ++#endif ++ + #define PANIC_PIC(msg) \ + .set push; \ + .set reorder; \ +@@ -54,7 +67,6 @@ NESTED(except_vec3_generic, 0, sp) + .set noat + #ifdef CONFIG_BCM47XX + nop +- nop + #endif + #if R5432_CP0_INTERRUPT_WAR + mfc0 k0, CP0_INDEX +@@ -79,6 +91,9 @@ NESTED(except_vec3_r4000, 0, sp) + .set push + .set mips3 + .set noat ++#ifdef CONFIG_BCM47XX ++ nop ++#endif + mfc0 k1, CP0_CAUSE + li k0, 31<<2 + andi k1, k1, 0x7c diff --git a/target/linux/brcm47xx/patches-2.6.36/940-bcm47xx-yenta.patch b/target/linux/brcm47xx/patches-2.6.36/940-bcm47xx-yenta.patch new file mode 100644 index 0000000..d50de3c --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/940-bcm47xx-yenta.patch @@ -0,0 +1,46 @@ +--- a/drivers/pcmcia/yenta_socket.c ++++ b/drivers/pcmcia/yenta_socket.c +@@ -921,6 +921,8 @@ static unsigned int yenta_probe_irq(stru + * Probe for usable interrupts using the force + * register to generate bogus card status events. + */ ++#ifndef CONFIG_BCM47XX ++ /* WRT54G3G does not like this */ + cb_writel(socket, CB_SOCKET_EVENT, -1); + cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK); + reg = exca_readb(socket, I365_CSCINT); +@@ -936,6 +938,7 @@ static unsigned int yenta_probe_irq(stru + } + cb_writel(socket, CB_SOCKET_MASK, 0); + exca_writeb(socket, I365_CSCINT, reg); ++#endif + + mask = probe_irq_mask(val) & 0xffff; + +@@ -1020,6 +1023,10 @@ static void yenta_get_socket_capabilitie + else + socket->socket.irq_mask = 0; + ++ /* irq mask probing is broken for the WRT54G3G */ ++ if (socket->socket.irq_mask == 0) ++ socket->socket.irq_mask = 0x6f8; ++ + dev_printk(KERN_INFO, &socket->dev->dev, + "ISA IRQ mask 0x%04x, PCI irq %d\n", + socket->socket.irq_mask, socket->cb_irq); +@@ -1258,6 +1265,15 @@ static int __devinit yenta_probe(struct + dev_printk(KERN_INFO, &dev->dev, + "Socket status: %08x\n", cb_readl(socket, CB_SOCKET_STATE)); + ++ /* Generate an interrupt on card insert/remove */ ++ config_writew(socket, CB_SOCKET_MASK, CB_CSTSMASK | CB_CDMASK); ++ ++ /* Set up Multifunction Routing Status Register */ ++ config_writew(socket, 0x8C, 0x1000 /* MFUNC3 to GPIO3 */ | 0x2 /* MFUNC0 to INTA */); ++ ++ /* Switch interrupts to parallelized */ ++ config_writeb(socket, 0x92, 0x64); ++ + yenta_fixup_parent_bridge(dev->subordinate); + + /* Register it with the pcmcia layer.. */ diff --git a/target/linux/brcm47xx/patches-2.6.36/950-sbb-sysfs-files.patch b/target/linux/brcm47xx/patches-2.6.36/950-sbb-sysfs-files.patch new file mode 100644 index 0000000..20c7739 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/950-sbb-sysfs-files.patch @@ -0,0 +1,45 @@ +--- a/drivers/ssb/main.c ++++ b/drivers/ssb/main.c +@@ -384,6 +384,34 @@ static int ssb_device_uevent(struct devi + ssb_dev->id.revision); + } + ++#define ssb_config_attr(attrib, field, format_string) \ ++static ssize_t \ ++attrib##_show(struct device *dev, struct device_attribute *attr, char *buf) \ ++{ \ ++ return sprintf(buf, format_string, dev_to_ssb_dev(dev)->field); \ ++} ++ ++ssb_config_attr(core_num, core_index, "%u\n") ++ssb_config_attr(coreid, id.coreid, "0x%04x\n") ++ssb_config_attr(vendor, id.vendor, "0x%04x\n") ++ssb_config_attr(revision, id.revision, "%u\n") ++ssb_config_attr(irq, irq, "%u\n") ++static ssize_t ++name_show(struct device *dev, struct device_attribute *attr, char *buf) ++{ ++ return sprintf(buf, "%s\n", ssb_core_name(dev_to_ssb_dev(dev)->id.coreid)); ++} ++ ++static struct device_attribute ssb_device_attrs[] = { ++ __ATTR_RO(name), ++ __ATTR_RO(core_num), ++ __ATTR_RO(coreid), ++ __ATTR_RO(vendor), ++ __ATTR_RO(revision), ++ __ATTR_RO(irq), ++ __ATTR_NULL, ++}; ++ + static struct bus_type ssb_bustype = { + .name = "ssb", + .match = ssb_bus_match, +@@ -393,6 +421,7 @@ static struct bus_type ssb_bustype = { + .suspend = ssb_device_suspend, + .resume = ssb_device_resume, + .uevent = ssb_device_uevent, ++ .dev_attrs = ssb_device_attrs, + }; + + static void ssb_buses_lock(void) diff --git a/target/linux/brcm47xx/patches-2.6.36/951-brcm4716-defines.patch b/target/linux/brcm47xx/patches-2.6.36/951-brcm4716-defines.patch new file mode 100644 index 0000000..ee17f64 --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/951-brcm4716-defines.patch @@ -0,0 +1,104 @@ +--- a/drivers/ssb/scan.c ++++ b/drivers/ssb/scan.c +@@ -91,6 +91,14 @@ const char *ssb_core_name(u16 coreid) + return "ARM 1176"; + case SSB_DEV_ARM_7TDMI: + return "ARM 7TDMI"; ++ case SSB_DEV_ETHERNET_GBIT2: ++ return "Gigabit MAC"; ++ case SSB_DEV_MIPS_74K: ++ return "MIPS 74k"; ++ case SSB_DEV_DDR_CTRLR: ++ return "DDR1/2 memory controller"; ++ case SSB_DEV_I2S: ++ return "I2S"; + } + return "UNKNOWN"; + } +@@ -149,6 +157,7 @@ static u8 chipid_to_nrcores(u16 chipid) + case 0x4710: + case 0x4610: + case 0x4704: ++ case 0x4716: + return 9; + default: + ssb_printk(KERN_ERR PFX +--- a/include/linux/ssb/ssb.h ++++ b/include/linux/ssb/ssb.h +@@ -151,9 +151,16 @@ struct ssb_bus_ops { + #define SSB_DEV_MINI_MACPHY 0x823 + #define SSB_DEV_ARM_1176 0x824 + #define SSB_DEV_ARM_7TDMI 0x825 ++#define SSB_DEV_ETHERNET_GBIT2 0x82d ++#define SSB_DEV_MIPS_74K 0x82c ++#define SSB_DEV_DDR_CTRLR 0x82e ++#define SSB_DEV_I2S 0x834 ++#define SSB_DEV_DEFAULT 0xfff + + /* Vendor-ID values */ + #define SSB_VENDOR_BROADCOM 0x4243 ++#define SSB_VENDOR_BROADCOM2 0x04BF ++#define SSB_VENDOR_ARM 0x43b + + /* Some kernel subsystems poke with dev->drvdata, so we must use the + * following ugly workaround to get from struct device to struct ssb_device */ +--- a/include/linux/ssb/ssb_regs.h ++++ b/include/linux/ssb/ssb_regs.h +@@ -11,6 +11,7 @@ + #define SSB_SDRAM_SWAPPED 0x10000000U /* Byteswapped Physical SDRAM */ + #define SSB_ENUM_BASE 0x18000000U /* Enumeration space base */ + #define SSB_ENUM_LIMIT 0x18010000U /* Enumeration space limit */ ++#define SSB_AI_BASE 0x18100000 /* base for AI registers */ + + #define SSB_FLASH2 0x1c000000U /* Flash Region 2 (region 1 shadowed here) */ + #define SSB_FLASH2_SZ 0x02000000U /* Size of Flash Region 2 */ +@@ -26,6 +27,7 @@ + #define SSB_EUART (SSB_EXTIF_BASE + 0x00800000) + #define SSB_LED (SSB_EXTIF_BASE + 0x00900000) + ++#define SSB_EROM_ASD_SZ_BASE 0x00001000 + + /* Enumeration space constants */ + #define SSB_CORE_SIZE 0x1000 /* Size of a core MMIO area */ +@@ -453,5 +455,41 @@ enum { + #define SSB_ADM_BASE2 0xFFFF0000 /* Type2 base address for the core */ + #define SSB_ADM_BASE2_SHIFT 16 + ++/***** EROM defines for AI type busses *****/ ++#define SSB_EROM_VALID 1 ++#define SSB_EROM_END 0xe ++#define SSB_EROM_TAG 0xe ++/* Adress Space Descriptor */ ++#define SSB_EROM_ASD 0x4 ++#define SSB_EROM_ASD_SP_MASK 0x00000f00 ++#define SSB_EROM_ASD_SP_SHIFT 8 ++#define SSB_EROM_ASD_ST_MASK 0x000000c0 ++#define SSB_EROM_ASD_ST_SLAVE 0x00000000 ++#define SSB_EROM_ASD_ST_BRIDGE 0x00000040 ++#define SSB_EROM_ASD_ST_MWRAP 0x000000c0 ++#define SSB_EROM_ASD_ST_SWRAP 0x00000080 ++#define SSB_EROM_ASD_ADDR_MASK 0xfffff000 ++#define SSB_EROM_ASD_AG32 0x00000008 ++#define SSB_EROM_ASD_SZ_MASK 0x00000030 ++#define SSB_EROM_ASD_SZ_SZD 0x00000030 ++#define SSB_EROM_ASD_SZ_SHIFT 4 ++#define SSB_EROM_CI 0 ++#define SSB_EROM_CIA_CID_MASK 0x000fff00 ++#define SSB_EROM_CIA_CID_SHIFT 8 ++#define SSB_EROM_CIA_MFG_MASK 0xfff00000 ++#define SSB_EROM_CIA_MFG_SHIFT 20 ++#define SSB_EROM_CIB_REV_MASK 0xff000000 ++#define SSB_EROM_CIB_REV_SHIFT 24 ++#define SSB_EROM_CIB_NMW_MASK 0x0007c000 ++#define SSB_EROM_CIB_NSW_MASK 0x00f80000 ++#define SSB_EROM_CIB_NSP_MASK 0x00003e00 ++ ++/***** Registers of AI config space *****/ ++#define SSB_AI_RESETCTRL 0x800 /* maybe 0x804 for big endian */ ++#define SSB_AI_RESETCTRL_RESET 1 ++#define SSB_AI_IOCTRL 0x408 /* maybe 0x40c for big endian */ ++#define SSB_CF_FGC 0x0002 ++#define SSB_CF_CLOCK_EN 0x001 ++#define SSB_AI_oobselouta30 0x100 + + #endif /* LINUX_SSB_REGS_H_ */ diff --git a/target/linux/brcm47xx/patches-2.6.36/999-wl_exports.patch b/target/linux/brcm47xx/patches-2.6.36/999-wl_exports.patch new file mode 100644 index 0000000..ecc796a --- /dev/null +++ b/target/linux/brcm47xx/patches-2.6.36/999-wl_exports.patch @@ -0,0 +1,22 @@ +--- a/arch/mips/bcm47xx/nvram.c ++++ b/arch/mips/bcm47xx/nvram.c +@@ -20,7 +20,8 @@ + #include <asm/mach-bcm47xx/nvram.h> + #include <asm/mach-bcm47xx/bcm47xx.h> + +-static char nvram_buf[NVRAM_SPACE]; ++char nvram_buf[NVRAM_SPACE]; ++EXPORT_SYMBOL(nvram_buf); + + /* Probe for NVRAM header */ + static void __init early_nvram_init(void) +--- a/arch/mips/mm/cache.c ++++ b/arch/mips/mm/cache.c +@@ -52,6 +52,7 @@ void (*_dma_cache_wback)(unsigned long s + void (*_dma_cache_inv)(unsigned long start, unsigned long size); + + EXPORT_SYMBOL(_dma_cache_wback_inv); ++EXPORT_SYMBOL(_dma_cache_inv); + + #endif /* CONFIG_DMA_NONCOHERENT */ + |