diff options
Diffstat (limited to 'target/linux/generic/patches-3.6/025-bcma_backport.patch')
| -rw-r--r-- | target/linux/generic/patches-3.6/025-bcma_backport.patch | 586 |
1 files changed, 506 insertions, 80 deletions
diff --git a/target/linux/generic/patches-3.6/025-bcma_backport.patch b/target/linux/generic/patches-3.6/025-bcma_backport.patch index 2e4a70a..15b5c6f 100644 --- a/target/linux/generic/patches-3.6/025-bcma_backport.patch +++ b/target/linux/generic/patches-3.6/025-bcma_backport.patch @@ -1,33 +1,3 @@ ---- a/arch/mips/bcm47xx/nvram.c -+++ b/arch/mips/bcm47xx/nvram.c -@@ -43,8 +43,8 @@ static void early_nvram_init(void) - #ifdef CONFIG_BCM47XX_SSB - case BCM47XX_BUS_TYPE_SSB: - mcore_ssb = &bcm47xx_bus.ssb.mipscore; -- base = mcore_ssb->flash_window; -- lim = mcore_ssb->flash_window_size; -+ base = mcore_ssb->pflash.window; -+ lim = mcore_ssb->pflash.window_size; - break; - #endif - #ifdef CONFIG_BCM47XX_BCMA ---- a/arch/mips/bcm47xx/wgt634u.c -+++ b/arch/mips/bcm47xx/wgt634u.c -@@ -156,10 +156,10 @@ static int __init wgt634u_init(void) - 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 -+ wgt634u_flash_data.width = mcore->pflash.buswidth; -+ wgt634u_flash_resource.start = mcore->pflash.window; -+ wgt634u_flash_resource.end = mcore->pflash.window -+ + mcore->pflash.window_size - - 1; - return platform_add_devices(wgt634u_devices, - ARRAY_SIZE(wgt634u_devices)); --- a/drivers/bcma/Kconfig +++ b/drivers/bcma/Kconfig @@ -48,12 +48,12 @@ config BCMA_DRIVER_MIPS @@ -45,9 +15,43 @@ default y config BCMA_DRIVER_GMAC_CMN +@@ -65,6 +65,14 @@ config BCMA_DRIVER_GMAC_CMN + + If unsure, say N + ++config BCMA_DRIVER_GPIO ++ bool "BCMA GPIO driver" ++ depends on BCMA && GPIOLIB ++ help ++ Driver to provide access to the GPIO pins of the bcma bus. ++ ++ If unsure, say N ++ + config BCMA_DEBUG + bool "BCMA debugging" + depends on BCMA +--- a/drivers/bcma/Makefile ++++ b/drivers/bcma/Makefile +@@ -6,6 +6,7 @@ bcma-y += driver_pci.o + bcma-$(CONFIG_BCMA_DRIVER_PCI_HOSTMODE) += driver_pci_host.o + bcma-$(CONFIG_BCMA_DRIVER_MIPS) += driver_mips.o + bcma-$(CONFIG_BCMA_DRIVER_GMAC_CMN) += driver_gmac_cmn.o ++bcma-$(CONFIG_BCMA_DRIVER_GPIO) += driver_gpio.o + bcma-$(CONFIG_BCMA_HOST_PCI) += host_pci.o + bcma-$(CONFIG_BCMA_HOST_SOC) += host_soc.o + obj-$(CONFIG_BCMA) += bcma.o --- a/drivers/bcma/bcma_private.h +++ b/drivers/bcma/bcma_private.h -@@ -48,12 +48,13 @@ void bcma_chipco_serial_init(struct bcma +@@ -31,6 +31,8 @@ int __init bcma_bus_early_register(struc + int bcma_bus_suspend(struct bcma_bus *bus); + int bcma_bus_resume(struct bcma_bus *bus); + #endif ++struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, ++ u8 unit); + + /* scan.c */ + int bcma_bus_scan(struct bcma_bus *bus); +@@ -48,12 +50,13 @@ void bcma_chipco_serial_init(struct bcma #endif /* CONFIG_BCMA_DRIVER_MIPS */ /* driver_chipcommon_pmu.c */ @@ -63,7 +67,7 @@ #else static inline int bcma_sflash_init(struct bcma_drv_cc *cc) { -@@ -65,6 +66,7 @@ static inline int bcma_sflash_init(struc +@@ -65,6 +68,7 @@ static inline int bcma_sflash_init(struc #ifdef CONFIG_BCMA_NFLASH /* driver_chipcommon_nflash.c */ int bcma_nflash_init(struct bcma_drv_cc *cc); @@ -71,7 +75,7 @@ #else static inline int bcma_nflash_init(struct bcma_drv_cc *cc) { -@@ -82,6 +84,8 @@ extern void __exit bcma_host_pci_exit(vo +@@ -82,9 +86,21 @@ extern void __exit bcma_host_pci_exit(vo /* driver_pci.c */ u32 bcma_pcie_read(struct bcma_drv_pci *pc, u32 address); @@ -80,6 +84,19 @@ #ifdef CONFIG_BCMA_DRIVER_PCI_HOSTMODE bool __devinit bcma_core_pci_is_in_hostmode(struct bcma_drv_pci *pc); void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc); + #endif /* CONFIG_BCMA_DRIVER_PCI_HOSTMODE */ + ++#ifdef CONFIG_BCMA_DRIVER_GPIO ++/* driver_gpio.c */ ++int bcma_gpio_init(struct bcma_drv_cc *cc); ++#else ++static inline int bcma_gpio_init(struct bcma_drv_cc *cc) ++{ ++ return -ENOTSUPP; ++} ++#endif /* CONFIG_BCMA_DRIVER_GPIO */ ++ + #endif --- a/drivers/bcma/core.c +++ b/drivers/bcma/core.c @@ -65,7 +65,7 @@ void bcma_core_set_clockmode(struct bcma @@ -109,7 +126,7 @@ #include <linux/bcma/bcma.h> static inline u32 bcma_cc_write32_masked(struct bcma_drv_cc *cc, u16 offset, -@@ -22,12 +25,93 @@ static inline u32 bcma_cc_write32_masked +@@ -22,20 +25,119 @@ static inline u32 bcma_cc_write32_masked return value; } @@ -206,8 +223,11 @@ + if (cc->early_setup_done) return; ++ spin_lock_init(&cc->gpio_lock); ++ if (cc->core->id.rev >= 11) -@@ -36,6 +120,22 @@ void bcma_core_chipcommon_init(struct bc + cc->status = bcma_cc_read32(cc, BCMA_CC_CHIPSTAT); + cc->capabilities = bcma_cc_read32(cc, BCMA_CC_CAP); if (cc->core->id.rev >= 35) cc->capabilities_ext = bcma_cc_read32(cc, BCMA_CC_CAP_EXT); @@ -230,7 +250,7 @@ if (cc->core->id.rev >= 20) { bcma_cc_write32(cc, BCMA_CC_GPIOPULLUP, 0); bcma_cc_write32(cc, BCMA_CC_GPIOPULLDOWN, 0); -@@ -56,15 +156,33 @@ void bcma_core_chipcommon_init(struct bc +@@ -56,15 +158,33 @@ void bcma_core_chipcommon_init(struct bc ((leddc_on << BCMA_CC_GPIOTIMER_ONTIME_SHIFT) | (leddc_off << BCMA_CC_GPIOTIMER_OFFTIME_SHIFT))); } @@ -267,7 +287,110 @@ } void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value) -@@ -118,8 +236,7 @@ void bcma_chipco_serial_init(struct bcma +@@ -84,28 +204,97 @@ u32 bcma_chipco_gpio_in(struct bcma_drv_ + + u32 bcma_chipco_gpio_out(struct bcma_drv_cc *cc, u32 mask, u32 value) + { +- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUT, mask, value); ++ unsigned long flags; ++ u32 res; ++ ++ spin_lock_irqsave(&cc->gpio_lock, flags); ++ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUT, mask, value); ++ spin_unlock_irqrestore(&cc->gpio_lock, flags); ++ ++ return res; + } + + u32 bcma_chipco_gpio_outen(struct bcma_drv_cc *cc, u32 mask, u32 value) + { +- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUTEN, mask, value); ++ unsigned long flags; ++ u32 res; ++ ++ spin_lock_irqsave(&cc->gpio_lock, flags); ++ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOOUTEN, mask, value); ++ spin_unlock_irqrestore(&cc->gpio_lock, flags); ++ ++ return res; + } + ++/* ++ * If the bit is set to 0, chipcommon controlls this GPIO, ++ * if the bit is set to 1, it is used by some part of the chip and not our code. ++ */ + u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value) + { +- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOCTL, mask, value); ++ unsigned long flags; ++ u32 res; ++ ++ spin_lock_irqsave(&cc->gpio_lock, flags); ++ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOCTL, mask, value); ++ spin_unlock_irqrestore(&cc->gpio_lock, flags); ++ ++ return res; + } + EXPORT_SYMBOL_GPL(bcma_chipco_gpio_control); + + u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value) + { +- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOIRQ, mask, value); ++ unsigned long flags; ++ u32 res; ++ ++ spin_lock_irqsave(&cc->gpio_lock, flags); ++ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOIRQ, mask, value); ++ spin_unlock_irqrestore(&cc->gpio_lock, flags); ++ ++ return res; + } + + u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value) + { +- return bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value); ++ unsigned long flags; ++ u32 res; ++ ++ spin_lock_irqsave(&cc->gpio_lock, flags); ++ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPOL, mask, value); ++ spin_unlock_irqrestore(&cc->gpio_lock, flags); ++ ++ return res; ++} ++ ++u32 bcma_chipco_gpio_pullup(struct bcma_drv_cc *cc, u32 mask, u32 value) ++{ ++ unsigned long flags; ++ u32 res; ++ ++ if (cc->core->id.rev < 20) ++ return 0; ++ ++ spin_lock_irqsave(&cc->gpio_lock, flags); ++ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPULLUP, mask, value); ++ spin_unlock_irqrestore(&cc->gpio_lock, flags); ++ ++ return res; ++} ++ ++u32 bcma_chipco_gpio_pulldown(struct bcma_drv_cc *cc, u32 mask, u32 value) ++{ ++ unsigned long flags; ++ u32 res; ++ ++ if (cc->core->id.rev < 20) ++ return 0; ++ ++ spin_lock_irqsave(&cc->gpio_lock, flags); ++ res = bcma_cc_write32_masked(cc, BCMA_CC_GPIOPULLDOWN, mask, value); ++ spin_unlock_irqrestore(&cc->gpio_lock, flags); ++ ++ return res; + } + + #ifdef CONFIG_BCMA_DRIVER_MIPS +@@ -118,8 +307,7 @@ void bcma_chipco_serial_init(struct bcma struct bcma_serial_port *ports = cc->serial_ports; if (ccrev >= 11 && ccrev != 15) { @@ -325,7 +448,22 @@ } --- a/drivers/bcma/driver_chipcommon_pmu.c +++ b/drivers/bcma/driver_chipcommon_pmu.c -@@ -76,7 +76,10 @@ static void bcma_pmu_resources_init(stru +@@ -13,12 +13,13 @@ + #include <linux/export.h> + #include <linux/bcma/bcma.h> + +-static u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset) ++u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset) + { + bcma_cc_write32(cc, BCMA_CC_PLLCTL_ADDR, offset); + bcma_cc_read32(cc, BCMA_CC_PLLCTL_ADDR); + return bcma_cc_read32(cc, BCMA_CC_PLLCTL_DATA); + } ++EXPORT_SYMBOL_GPL(bcma_chipco_pll_read); + + void bcma_chipco_pll_write(struct bcma_drv_cc *cc, u32 offset, u32 value) + { +@@ -76,7 +77,10 @@ static void bcma_pmu_resources_init(stru if (max_msk) bcma_cc_write32(cc, BCMA_CC_PMU_MAXRES_MSK, max_msk); @@ -337,7 +475,7 @@ mdelay(2); } -@@ -101,7 +104,7 @@ void bcma_chipco_bcm4331_ext_pa_lines_ct +@@ -101,7 +105,7 @@ void bcma_chipco_bcm4331_ext_pa_lines_ct bcma_cc_write32(cc, BCMA_CC_CHIPCTL, val); } @@ -346,7 +484,7 @@ { struct bcma_bus *bus = cc->core->bus; -@@ -141,7 +144,7 @@ void bcma_pmu_workarounds(struct bcma_dr +@@ -141,7 +145,7 @@ void bcma_pmu_workarounds(struct bcma_dr } } @@ -355,7 +493,7 @@ { u32 pmucap; -@@ -150,7 +153,10 @@ void bcma_pmu_init(struct bcma_drv_cc *c +@@ -150,7 +154,10 @@ void bcma_pmu_init(struct bcma_drv_cc *c bcma_debug(cc->core->bus, "Found rev %u PMU (capabilities 0x%08X)\n", cc->pmu.rev, pmucap); @@ -366,7 +504,7 @@ if (cc->pmu.rev == 1) bcma_cc_mask32(cc, BCMA_CC_PMU_CTL, ~BCMA_CC_PMU_CTL_NOILPONW); -@@ -162,7 +168,7 @@ void bcma_pmu_init(struct bcma_drv_cc *c +@@ -162,7 +169,7 @@ void bcma_pmu_init(struct bcma_drv_cc *c bcma_pmu_workarounds(cc); } @@ -375,7 +513,7 @@ { struct bcma_bus *bus = cc->core->bus; -@@ -190,7 +196,7 @@ u32 bcma_pmu_alp_clock(struct bcma_drv_c +@@ -190,7 +197,7 @@ u32 bcma_pmu_alp_clock(struct bcma_drv_c /* Find the output of the "m" pll divider given pll controls that start with * pllreg "pll0" i.e. 12 for main 6 for phy, 0 for misc. */ @@ -384,7 +522,7 @@ { u32 tmp, div, ndiv, p1, p2, fc; struct bcma_bus *bus = cc->core->bus; -@@ -219,14 +225,14 @@ static u32 bcma_pmu_clock(struct bcma_dr +@@ -219,14 +226,14 @@ static u32 bcma_pmu_clock(struct bcma_dr ndiv = (tmp & BCMA_CC_PPL_NDIV_MASK) >> BCMA_CC_PPL_NDIV_SHIFT; /* Do calculation in Mhz */ @@ -401,7 +539,7 @@ { u32 tmp, ndiv, p1div, p2div; u32 clock; -@@ -257,7 +263,7 @@ static u32 bcma_pmu_clock_bcm4706(struct +@@ -257,7 +264,7 @@ static u32 bcma_pmu_clock_bcm4706(struct } /* query bus clock frequency for PMU-enabled chipcommon */ @@ -410,7 +548,7 @@ { struct bcma_bus *bus = cc->core->bus; -@@ -265,40 +271,42 @@ u32 bcma_pmu_get_clockcontrol(struct bcm +@@ -265,40 +272,42 @@ u32 bcma_pmu_get_clockcontrol(struct bcm case BCMA_CHIP_ID_BCM4716: case BCMA_CHIP_ID_BCM4748: case BCMA_CHIP_ID_BCM47162: @@ -464,7 +602,7 @@ BCMA_CC_PMU4706_MAINPLL_PLL0, BCMA_CC_PMU5_MAINPLL_CPU); case BCMA_CHIP_ID_BCM5356: -@@ -313,10 +321,11 @@ u32 bcma_pmu_get_clockcpu(struct bcma_dr +@@ -313,10 +322,11 @@ u32 bcma_pmu_get_clockcpu(struct bcma_dr break; } @@ -516,7 +654,7 @@ + { "M25P40", 0x12, 0x10000, 8, }, + + { "M25P16", 0x14, 0x10000, 32, }, -+ { "M25P32", 0x14, 0x10000, 64, }, ++ { "M25P32", 0x15, 0x10000, 64, }, + { "M25P64", 0x16, 0x10000, 128, }, + { "M25FL128", 0x17, 0x10000, 256, }, + { 0 }, @@ -645,18 +783,214 @@ + return 0; } +--- /dev/null ++++ b/drivers/bcma/driver_gpio.c +@@ -0,0 +1,98 @@ ++/* ++ * Broadcom specific AMBA ++ * GPIO driver ++ * ++ * Copyright 2011, Broadcom Corporation ++ * Copyright 2012, Hauke Mehrtens <hauke@hauke-m.de> ++ * ++ * Licensed under the GNU/GPL. See COPYING for details. ++ */ ++ ++#include <linux/gpio.h> ++#include <linux/export.h> ++#include <linux/bcma/bcma.h> ++ ++#include "bcma_private.h" ++ ++static inline struct bcma_drv_cc *bcma_gpio_get_cc(struct gpio_chip *chip) ++{ ++ return container_of(chip, struct bcma_drv_cc, gpio); ++} ++ ++static int bcma_gpio_get_value(struct gpio_chip *chip, unsigned gpio) ++{ ++ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); ++ ++ return !!bcma_chipco_gpio_in(cc, 1 << gpio); ++} ++ ++static void bcma_gpio_set_value(struct gpio_chip *chip, unsigned gpio, ++ int value) ++{ ++ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); ++ ++ bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0); ++} ++ ++static int bcma_gpio_direction_input(struct gpio_chip *chip, unsigned gpio) ++{ ++ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); ++ ++ bcma_chipco_gpio_outen(cc, 1 << gpio, 0); ++ return 0; ++} ++ ++static int bcma_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, ++ int value) ++{ ++ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); ++ ++ bcma_chipco_gpio_outen(cc, 1 << gpio, 1 << gpio); ++ bcma_chipco_gpio_out(cc, 1 << gpio, value ? 1 << gpio : 0); ++ return 0; ++} ++ ++static int bcma_gpio_request(struct gpio_chip *chip, unsigned gpio) ++{ ++ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); ++ ++ bcma_chipco_gpio_control(cc, 1 << gpio, 0); ++ /* clear pulldown */ ++ bcma_chipco_gpio_pulldown(cc, 1 << gpio, 0); ++ /* Set pullup */ ++ bcma_chipco_gpio_pullup(cc, 1 << gpio, 1 << gpio); ++ ++ return 0; ++} ++ ++static void bcma_gpio_free(struct gpio_chip *chip, unsigned gpio) ++{ ++ struct bcma_drv_cc *cc = bcma_gpio_get_cc(chip); ++ ++ /* clear pullup */ ++ bcma_chipco_gpio_pullup(cc, 1 << gpio, 0); ++} ++ ++int bcma_gpio_init(struct bcma_drv_cc *cc) ++{ ++ struct gpio_chip *chip = &cc->gpio; ++ ++ chip->label = "bcma_gpio"; ++ chip->owner = THIS_MODULE; ++ chip->request = bcma_gpio_request; ++ chip->free = bcma_gpio_free; ++ chip->get = bcma_gpio_get_value; ++ chip->set = bcma_gpio_set_value; ++ chip->direction_input = bcma_gpio_direction_input; ++ chip->direction_output = bcma_gpio_direction_output; ++ chip->ngpio = 16; ++ /* There is just one SoC in one device and its GPIO addresses should be ++ * deterministic to address them more easily. The other buses could get ++ * a random base number. */ ++ if (cc->core->bus->hosttype == BCMA_HOSTTYPE_SOC) ++ chip->base = 0; ++ else ++ chip->base = -1; ++ ++ return gpiochip_add(chip); ++} --- a/drivers/bcma/driver_mips.c +++ b/drivers/bcma/driver_mips.c -@@ -115,7 +115,7 @@ static void bcma_core_mips_set_irq(struc +@@ -74,11 +74,16 @@ static u32 bcma_core_mips_irqflag(struct + return dev->core_index; + flag = bcma_aread32(dev, BCMA_MIPS_OOBSELOUTA30); + +- return flag & 0x1F; ++ if (flag) ++ return flag & 0x1F; ++ else ++ return 0x3f; + } + + /* Get the MIPS IRQ assignment for a specified device. + * If unassigned, 0 is returned. ++ * If disabled, 5 is returned. ++ * If not supported, 6 is returned. + */ + unsigned int bcma_core_mips_irq(struct bcma_device *dev) + { +@@ -87,13 +92,15 @@ unsigned int bcma_core_mips_irq(struct b + unsigned int irq; + + irqflag = bcma_core_mips_irqflag(dev); ++ if (irqflag == 0x3f) ++ return 6; + +- for (irq = 1; irq <= 4; irq++) ++ for (irq = 0; irq <= 4; irq++) + if (bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq)) & + (1 << irqflag)) + return irq; + +- return 0; ++ return 5; + } + EXPORT_SYMBOL(bcma_core_mips_irq); + +@@ -114,8 +121,8 @@ static void bcma_core_mips_set_irq(struc + bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0), bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) & ~(1 << irqflag)); - else +- else - bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(irq), 0); ++ else if (oldirq != 5) + bcma_write32(mdev, BCMA_MIPS_MIPS74K_INTMASK(oldirq), 0); /* assign the new one */ if (irq == 0) { -@@ -171,7 +171,7 @@ u32 bcma_cpu_clock(struct bcma_drv_mips +@@ -123,9 +130,9 @@ static void bcma_core_mips_set_irq(struc + bcma_read32(mdev, BCMA_MIPS_MIPS74K_INTMASK(0)) | + (1 << irqflag)); + } else { +- u32 oldirqflag = bcma_read32(mdev, +- BCMA_MIPS_MIPS74K_INTMASK(irq)); +- if (oldirqflag) { ++ u32 irqinitmask = bcma_read32(mdev, ++ BCMA_MIPS_MIPS74K_INTMASK(irq)); ++ if (irqinitmask) { + struct bcma_device *core; + + /* backplane irq line is in use, find out who uses +@@ -133,7 +140,7 @@ static void bcma_core_mips_set_irq(struc + */ + list_for_each_entry(core, &bus->cores, list) { + if ((1 << bcma_core_mips_irqflag(core)) == +- oldirqflag) { ++ irqinitmask) { + bcma_core_mips_set_irq(core, 0); + break; + } +@@ -143,15 +150,31 @@ static void bcma_core_mips_set_irq(struc + 1 << irqflag); + } + +- bcma_info(bus, "set_irq: core 0x%04x, irq %d => %d\n", +- dev->id.id, oldirq + 2, irq + 2); ++ bcma_debug(bus, "set_irq: core 0x%04x, irq %d => %d\n", ++ dev->id.id, oldirq <= 4 ? oldirq + 2 : 0, irq + 2); ++} ++ ++static void bcma_core_mips_set_irq_name(struct bcma_bus *bus, unsigned int irq, ++ u16 coreid, u8 unit) ++{ ++ struct bcma_device *core; ++ ++ core = bcma_find_core_unit(bus, coreid, unit); ++ if (!core) { ++ bcma_warn(bus, ++ "Can not find core (id: 0x%x, unit %i) for IRQ configuration.\n", ++ coreid, unit); ++ return; ++ } ++ ++ bcma_core_mips_set_irq(core, irq); + } + + static void bcma_core_mips_print_irq(struct bcma_device *dev, unsigned int irq) + { + int i; + static const char *irq_name[] = {"2(S)", "3", "4", "5", "6", "D", "I"}; +- printk(KERN_INFO KBUILD_MODNAME ": core 0x%04x, irq :", dev->id.id); ++ printk(KERN_DEBUG KBUILD_MODNAME ": core 0x%04x, irq :", dev->id.id); + for (i = 0; i <= 6; i++) + printk(" %s%s", irq_name[i], i == irq ? "*" : " "); + printk("\n"); +@@ -171,7 +194,7 @@ u32 bcma_cpu_clock(struct bcma_drv_mips struct bcma_bus *bus = mcore->core->bus; if (bus->drv_cc.capabilities & BCMA_CC_CAP_PMU) @@ -665,7 +999,7 @@ bcma_err(bus, "No PMU available, need this to get the cpu clock\n"); return 0; -@@ -181,47 +181,66 @@ EXPORT_SYMBOL(bcma_cpu_clock); +@@ -181,85 +204,109 @@ EXPORT_SYMBOL(bcma_cpu_clock); static void bcma_core_mips_flash_detect(struct bcma_drv_mips *mcore) { struct bcma_bus *bus = mcore->core->bus; @@ -731,21 +1065,88 @@ struct bcma_device *core; bus = mcore->core->bus; +- bcma_info(bus, "Initializing MIPS core...\n"); + if (mcore->setup_done) + return; -+ - bcma_info(bus, "Initializing MIPS core...\n"); - if (!mcore->setup_done) - mcore->assigned_irqs = 1; ++ bcma_debug(bus, "Initializing MIPS core...\n"); + +- /* Assign IRQs to all cores on the bus */ +- list_for_each_entry(core, &bus->cores, list) { +- int mips_irq; +- if (core->irq) +- continue; +- +- mips_irq = bcma_core_mips_irq(core); +- if (mips_irq > 4) +- core->irq = 0; +- else +- core->irq = mips_irq + 2; +- if (core->irq > 5) +- continue; +- switch (core->id.id) { +- case BCMA_CORE_PCI: +- case BCMA_CORE_PCIE: +- case BCMA_CORE_ETHERNET: +- case BCMA_CORE_ETHERNET_GBIT: +- case BCMA_CORE_MAC_GBIT: +- case BCMA_CORE_80211: +- case BCMA_CORE_USB20_HOST: +- /* These devices get their own IRQ line if available, +- * the rest goes on IRQ0 +- */ +- if (mcore->assigned_irqs <= 4) +- bcma_core_mips_set_irq(core, +- mcore->assigned_irqs++); +- break; + bcma_core_mips_early_init(mcore); + -+ mcore->assigned_irqs = 1; - - /* Assign IRQs to all cores on the bus */ - list_for_each_entry(core, &bus->cores, list) { -@@ -256,10 +275,5 @@ void bcma_core_mips_init(struct bcma_drv - bcma_info(bus, "IRQ reconfiguration done\n"); ++ switch (bus->chipinfo.id) { ++ case BCMA_CHIP_ID_BCM4716: ++ case BCMA_CHIP_ID_BCM4748: ++ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0); ++ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0); ++ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_USB20_HOST, 0); ++ bcma_core_mips_set_irq_name(bus, 4, BCMA_CORE_PCIE, 0); ++ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0); ++ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_I2S, 0); ++ break; ++ case BCMA_CHIP_ID_BCM5356: ++ case BCMA_CHIP_ID_BCM47162: ++ case BCMA_CHIP_ID_BCM53572: ++ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0); ++ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0); ++ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0); ++ break; ++ case BCMA_CHIP_ID_BCM5357: ++ case BCMA_CHIP_ID_BCM4749: ++ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_80211, 0); ++ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_MAC_GBIT, 0); ++ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_USB20_HOST, 0); ++ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_CHIPCOMMON, 0); ++ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_I2S, 0); ++ break; ++ case BCMA_CHIP_ID_BCM4706: ++ bcma_core_mips_set_irq_name(bus, 1, BCMA_CORE_PCIE, 0); ++ bcma_core_mips_set_irq_name(bus, 2, BCMA_CORE_4706_MAC_GBIT, ++ 0); ++ bcma_core_mips_set_irq_name(bus, 3, BCMA_CORE_PCIE, 1); ++ bcma_core_mips_set_irq_name(bus, 4, BCMA_CORE_USB20_HOST, 0); ++ bcma_core_mips_set_irq_name(bus, 0, BCMA_CORE_4706_CHIPCOMMON, ++ 0); ++ break; ++ default: ++ list_for_each_entry(core, &bus->cores, list) { ++ core->irq = bcma_core_mips_irq(core) + 2; + } ++ bcma_err(bus, ++ "Unknown device (0x%x) found, can not configure IRQs\n", ++ bus->chipinfo.id); + } +- bcma_info(bus, "IRQ reconfiguration done\n"); ++ bcma_debug(bus, "IRQ reconfiguration done\n"); bcma_core_mips_dump_irq(bus); - if (mcore->setup_done) @@ -972,8 +1373,8 @@ } EXPORT_SYMBOL_GPL(bcma_find_core); -+static struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, -+ u8 unit) ++struct bcma_device *bcma_find_core_unit(struct bcma_bus *bus, u16 coreid, ++ u8 unit) +{ + struct bcma_device *core; + @@ -987,7 +1388,7 @@ static void bcma_release_core_dev(struct device *dev) { struct bcma_device *core = container_of(dev, struct bcma_device, dev); -@@ -136,6 +149,28 @@ static int bcma_register_cores(struct bc +@@ -136,6 +149,33 @@ static int bcma_register_cores(struct bc dev_id++; } @@ -1006,6 +1407,11 @@ + bcma_err(bus, "Error registering NAND flash\n"); + } +#endif ++ err = bcma_gpio_init(&bus->drv_cc); ++ if (err == -ENOTSUPP) ++ bcma_debug(bus, "GPIO driver not activated\n"); ++ else if (err) ++ bcma_err(bus, "Error registering GPIO driver: %i\n", err); + + if (bus->hosttype == BCMA_HOSTTYPE_SOC) { + err = bcma_chipco_watchdog_register(&bus->drv_cc); @@ -1016,7 +1422,7 @@ return 0; } -@@ -148,6 +183,8 @@ static void bcma_unregister_cores(struct +@@ -148,6 +188,8 @@ static void bcma_unregister_cores(struct if (core->dev_registered) device_unregister(&core->dev); } @@ -1025,7 +1431,7 @@ } int __devinit bcma_bus_register(struct bcma_bus *bus) -@@ -166,6 +203,20 @@ int __devinit bcma_bus_register(struct b +@@ -166,6 +208,20 @@ int __devinit bcma_bus_register(struct b return -1; } @@ -1046,7 +1452,7 @@ /* Init CC core */ core = bcma_find_core(bus, bcma_cc_core_id(bus)); if (core) { -@@ -181,10 +232,17 @@ int __devinit bcma_bus_register(struct b +@@ -181,10 +237,17 @@ int __devinit bcma_bus_register(struct b } /* Init PCIE core */ @@ -1067,7 +1473,7 @@ } /* Init GBIT MAC COMMON core */ -@@ -194,13 +252,6 @@ int __devinit bcma_bus_register(struct b +@@ -194,13 +257,6 @@ int __devinit bcma_bus_register(struct b bcma_core_gmac_cmn_init(&bus->drv_gmac_cmn); } @@ -1081,7 +1487,7 @@ /* Register found cores */ bcma_register_cores(bus); -@@ -211,7 +262,17 @@ int __devinit bcma_bus_register(struct b +@@ -211,7 +267,17 @@ int __devinit bcma_bus_register(struct b void bcma_bus_unregister(struct bcma_bus *bus) { @@ -1099,7 +1505,7 @@ } int __init bcma_bus_early_register(struct bcma_bus *bus, -@@ -248,18 +309,18 @@ int __init bcma_bus_early_register(struc +@@ -248,18 +314,18 @@ int __init bcma_bus_early_register(struc return -1; } @@ -1187,18 +1593,27 @@ struct bcma_drv_mips drv_mips; struct bcma_drv_gmac_cmn drv_gmac_cmn; +@@ -345,6 +350,7 @@ extern void bcma_core_set_clockmode(stru + enum bcma_clkmode clkmode); + extern void bcma_core_pll_ctl(struct bcma_device *core, u32 req, u32 status, + bool on); ++extern u32 bcma_chipco_pll_read(struct bcma_drv_cc *cc, u32 offset); + #define BCMA_DMA_TRANSLATION_MASK 0xC0000000 + #define BCMA_DMA_TRANSLATION_NONE 0x00000000 + #define BCMA_DMA_TRANSLATION_DMA32_CMT 0x40000000 /* Client Mode Translation for 32-bit DMA */ --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h -@@ -1,6 +1,8 @@ +@@ -1,6 +1,9 @@ #ifndef LINUX_BCMA_DRIVER_CC_H_ #define LINUX_BCMA_DRIVER_CC_H_ +#include <linux/platform_device.h> ++#include <linux/gpio.h> + /** ChipCommon core registers. **/ #define BCMA_CC_ID 0x0000 #define BCMA_CC_ID_ID 0x0000FFFF -@@ -100,6 +102,7 @@ +@@ -100,6 +103,7 @@ #define BCMA_CC_CHIPST_4706_SFLASH_TYPE BIT(2) /* 0: 8b-p/ST-s flash, 1: 16b-p/Atmal-s flash */ #define BCMA_CC_CHIPST_4706_MIPS_BENDIAN BIT(3) /* 0: little, 1: big endian */ #define BCMA_CC_CHIPST_4706_PCIE1_DISABLE BIT(5) /* PCIE1 enable strap pin */ @@ -1206,7 +1621,7 @@ #define BCMA_CC_JCMD 0x0030 /* Rev >= 10 only */ #define BCMA_CC_JCMD_START 0x80000000 #define BCMA_CC_JCMD_BUSY 0x80000000 -@@ -266,6 +269,29 @@ +@@ -266,6 +270,29 @@ #define BCMA_CC_SROM_CONTROL_SIZE_16K 0x00000004 #define BCMA_CC_SROM_CONTROL_SIZE_SHIFT 1 #define BCMA_CC_SROM_CONTROL_PRESENT 0x00000001 @@ -1236,7 +1651,7 @@ /* 0x1E0 is defined as shared BCMA_CLKCTLST */ #define BCMA_CC_HW_WORKAROUND 0x01E4 /* Hardware workaround (rev >= 20) */ #define BCMA_CC_UART0_DATA 0x0300 -@@ -325,6 +351,60 @@ +@@ -325,6 +352,60 @@ #define BCMA_CC_PLLCTL_ADDR 0x0660 #define BCMA_CC_PLLCTL_DATA 0x0664 #define BCMA_CC_SPROM 0x0800 /* SPROM beginning */ @@ -1297,7 +1712,7 @@ /* Divider allocation in 4716/47162/5356 */ #define BCMA_CC_PMU5_MAINPLL_CPU 1 -@@ -415,6 +495,13 @@ +@@ -415,6 +496,13 @@ /* 4313 Chip specific ChipControl register bits */ #define BCMA_CCTRL_4313_12MA_LED_DRIVE 0x00000007 /* 12 mA drive strengh for later 4313 */ @@ -1311,7 +1726,7 @@ /* Data for the PMU, if available. * Check availability with ((struct bcma_chipcommon)->capabilities & BCMA_CC_CAP_PMU) */ -@@ -425,11 +512,35 @@ struct bcma_chipcommon_pmu { +@@ -425,11 +513,35 @@ struct bcma_chipcommon_pmu { #ifdef CONFIG_BCMA_DRIVER_MIPS struct bcma_pflash { @@ -1347,7 +1762,7 @@ struct bcma_serial_port { void *regs; unsigned long clockspeed; -@@ -445,15 +556,24 @@ struct bcma_drv_cc { +@@ -445,15 +557,30 @@ struct bcma_drv_cc { u32 capabilities; u32 capabilities_ext; u8 setup_done:1; @@ -1369,10 +1784,16 @@ #endif /* CONFIG_BCMA_DRIVER_MIPS */ + u32 ticks_per_ms; + struct platform_device *watchdog; ++ ++ /* Lock for GPIO register access. */ ++ spinlock_t gpio_lock; ++#ifdef CONFIG_BCMA_DRIVER_GPIO ++ struct gpio_chip gpio; ++#endif }; /* Register access */ -@@ -470,14 +590,14 @@ struct bcma_drv_cc { +@@ -470,14 +597,14 @@ struct bcma_drv_cc { bcma_cc_write32(cc, offset, (bcma_cc_read32(cc, offset) & (mask)) | (set)) extern void bcma_core_chipcommon_init(struct bcma_drv_cc *cc); @@ -1389,7 +1810,12 @@ void bcma_chipco_irq_mask(struct bcma_drv_cc *cc, u32 mask, u32 value); -@@ -493,6 +613,7 @@ u32 bcma_chipco_gpio_polarity(struct bcm +@@ -490,9 +617,12 @@ u32 bcma_chipco_gpio_outen(struct bcma_d + u32 bcma_chipco_gpio_control(struct bcma_drv_cc *cc, u32 mask, u32 value); + u32 bcma_chipco_gpio_intmask(struct bcma_drv_cc *cc, u32 mask, u32 value); + u32 bcma_chipco_gpio_polarity(struct bcma_drv_cc *cc, u32 mask, u32 value); ++u32 bcma_chipco_gpio_pullup(struct bcma_drv_cc *cc, u32 mask, u32 value); ++u32 bcma_chipco_gpio_pulldown(struct bcma_drv_cc *cc, u32 mask, u32 value); /* PMU support */ extern void bcma_pmu_init(struct bcma_drv_cc *cc); @@ -1399,12 +1825,12 @@ u32 value); --- a/include/linux/bcma/bcma_driver_mips.h +++ b/include/linux/bcma/bcma_driver_mips.h -@@ -35,13 +35,16 @@ struct bcma_device; +@@ -35,13 +35,15 @@ struct bcma_device; struct bcma_drv_mips { struct bcma_device *core; u8 setup_done:1; +- unsigned int assigned_irqs; + u8 early_setup_done:1; - unsigned int assigned_irqs; }; #ifdef CONFIG_BCMA_DRIVER_MIPS |