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Diffstat (limited to 'target/linux/ixp4xx/patches-4.1/520-tw2662_support.patch')
-rw-r--r--target/linux/ixp4xx/patches-4.1/520-tw2662_support.patch317
1 files changed, 317 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-4.1/520-tw2662_support.patch b/target/linux/ixp4xx/patches-4.1/520-tw2662_support.patch
new file mode 100644
index 0000000..7cea61f
--- /dev/null
+++ b/target/linux/ixp4xx/patches-4.1/520-tw2662_support.patch
@@ -0,0 +1,317 @@
+--- a/arch/arm/mach-ixp4xx/Kconfig
++++ b/arch/arm/mach-ixp4xx/Kconfig
+@@ -176,6 +176,15 @@ config ARCH_PRPMC1100
+ PrPCM1100 Processor Mezanine Module. For more information on
+ this platform, see <file:Documentation/arm/IXP4xx>.
+
++config MACH_TW2662
++ bool "Titan Wireless TW-266-2"
++ select PCI
++ help
++ Say 'Y' here if you want your kernel to support the Titan
++ Wireless TW266-2. For more information on this platform,
++ see http://openwrt.org
++
++
+ config MACH_TW5334
+ bool "Titan Wireless TW-533-4"
+ select PCI
+--- a/arch/arm/mach-ixp4xx/Makefile
++++ b/arch/arm/mach-ixp4xx/Makefile
+@@ -25,6 +25,7 @@ obj-pci-$(CONFIG_MACH_SIDEWINDER) += sid
+ obj-pci-$(CONFIG_MACH_COMPEXWP18) += ixdp425-pci.o
+ obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-pci.o
+ obj-pci-$(CONFIG_MACH_AP1000) += ixdp425-pci.o
++obj-pci-$(CONFIG_MACH_TW2662) += tw2662-pci.o
+ obj-pci-$(CONFIG_MACH_TW5334) += tw5334-pci.o
+ obj-pci-$(CONFIG_MACH_MI424WR) += mi424wr-pci.o
+ obj-pci-$(CONFIG_MACH_USR8200) += usr8200-pci.o
+@@ -54,6 +55,7 @@ obj-$(CONFIG_MACH_SIDEWINDER) += sidewin
+ obj-$(CONFIG_MACH_COMPEXWP18) += compex42x-setup.o
+ obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-setup.o
+ obj-$(CONFIG_MACH_AP1000) += ap1000-setup.o
++obj-$(CONFIG_MACH_TW2662) += tw2662-setup.o
+ obj-$(CONFIG_MACH_TW5334) += tw5334-setup.o
+ obj-$(CONFIG_MACH_MI424WR) += mi424wr-setup.o
+ obj-$(CONFIG_MACH_USR8200) += usr8200-setup.o
+--- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h
++++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h
+@@ -45,7 +45,7 @@ static __inline__ void __arch_decomp_set
+ machine_is_devixp() || machine_is_miccpt() || machine_is_mic256() ||
+ machine_is_pronghorn() || machine_is_pronghorn_metro() ||
+ machine_is_wrt300nv2() || machine_is_tw5334() ||
+- machine_is_usr8200())
++ machine_is_usr8200() || machine_is_tw2662())
+ uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
+ else
+ uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;
+--- /dev/null
++++ b/arch/arm/mach-ixp4xx/tw2662-pci.c
+@@ -0,0 +1,67 @@
++/*
++ * arch/arm/mach-ixp4xx/tw2662-pci.c
++ *
++ * PCI setup routines for Tiran Wireless TW-266-2 platform
++ *
++ * Copyright (C) 2002 Jungo Software Technologies.
++ * Copyright (C) 2003 MontaVista Softwrae, Inc.
++ * Copyright (C) 2010 Alexandros C. Couloumbis <alex@ozo.com>
++ * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
++ *
++ * Maintainer: Deepak Saxena <dsaxena@mvista.com>
++ * Maintainer: Alexandros C. Couloumbis <alex@ozo.com>
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ *
++ */
++
++#include <linux/kernel.h>
++#include <linux/pci.h>
++#include <linux/init.h>
++#include <linux/irq.h>
++#include <asm/mach-types.h>
++#include <mach/hardware.h>
++#include <asm/irq.h>
++#include <asm/mach/pci.h>
++
++#define SLOT0_DEVID 1
++#define SLOT1_DEVID 3
++
++/* PCI controller GPIO to IRQ pin mappings */
++#define SLOT0_INTA 11
++#define SLOT1_INTA 9
++
++void __init tw2662_pci_preinit(void)
++{
++ irq_set_irq_type(IXP4XX_GPIO_IRQ(SLOT0_INTA), IRQ_TYPE_LEVEL_LOW);
++ irq_set_irq_type(IXP4XX_GPIO_IRQ(SLOT1_INTA), IRQ_TYPE_LEVEL_LOW);
++ ixp4xx_pci_preinit();
++}
++
++static int __init tw2662_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
++{
++ if (slot == SLOT0_DEVID)
++ return IXP4XX_GPIO_IRQ(SLOT0_INTA);
++ else if (slot == SLOT1_DEVID)
++ return IXP4XX_GPIO_IRQ(SLOT1_INTA);
++ else return -1;
++}
++
++struct hw_pci tw2662_pci __initdata = {
++ .nr_controllers = 1,
++ .preinit = tw2662_pci_preinit,
++ .ops = &ixp4xx_ops,
++ .setup = ixp4xx_setup,
++ .map_irq = tw2662_map_irq,
++};
++
++int __init tw2662_pci_init(void)
++{
++ if (machine_is_tw2662())
++ pci_common_init(&tw2662_pci);
++ return 0;
++}
++
++subsys_initcall(tw2662_pci_init);
+--- /dev/null
++++ b/arch/arm/mach-ixp4xx/tw2662-setup.c
+@@ -0,0 +1,197 @@
++/*
++ * arch/arm/mach-ixp4xx/tw2662-setup.c
++ *
++ * Titan Wireless TW-266-2
++ *
++ * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
++ * Copyright (C) 2010 Alexandros C. Couloumbis <alex@ozo.com>
++ *
++ * based on ap1000-setup.c:
++ * Author: Imre Kaloz <Kaloz@openwrt.org>
++ */
++
++#include <linux/if_ether.h>
++#include <linux/kernel.h>
++#include <linux/init.h>
++#include <linux/device.h>
++#include <linux/serial.h>
++#include <linux/tty.h>
++#include <linux/serial_8250.h>
++#include <linux/slab.h>
++#include <linux/netdevice.h>
++#include <linux/etherdevice.h>
++#include <linux/platform_device.h>
++
++#include <asm/io.h>
++#include <asm/types.h>
++#include <asm/setup.h>
++#include <asm/memory.h>
++#include <mach/hardware.h>
++#include <asm/mach-types.h>
++#include <asm/irq.h>
++#include <asm/mach/arch.h>
++#include <asm/mach/flash.h>
++
++/* gpio mask used by platform device */
++#define TW2662_GPIO_MASK (1 << 1) | (1 << 3) | (1 << 5) | (1 << 7)
++
++static struct flash_platform_data tw2662_flash_data = {
++ .map_name = "cfi_probe",
++ .width = 2,
++};
++
++static struct resource tw2662_flash_resource = {
++ .flags = IORESOURCE_MEM,
++};
++
++static struct platform_device tw2662_flash = {
++ .name = "IXP4XX-Flash",
++ .id = 0,
++ .dev = {
++ .platform_data = &tw2662_flash_data,
++ },
++ .num_resources = 1,
++ .resource = &tw2662_flash_resource,
++};
++
++static struct resource tw2662_uart_resources[] = {
++ {
++ .start = IXP4XX_UART1_BASE_PHYS,
++ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
++ .flags = IORESOURCE_MEM
++ },
++ {
++ .start = IXP4XX_UART2_BASE_PHYS,
++ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
++ .flags = IORESOURCE_MEM
++ }
++};
++
++static struct plat_serial8250_port tw2662_uart_data[] = {
++ {
++ .mapbase = IXP4XX_UART1_BASE_PHYS,
++ .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
++ .irq = IRQ_IXP4XX_UART1,
++ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
++ .iotype = UPIO_MEM,
++ .regshift = 2,
++ .uartclk = IXP4XX_UART_XTAL,
++ },
++ {
++ .mapbase = IXP4XX_UART2_BASE_PHYS,
++ .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
++ .irq = IRQ_IXP4XX_UART2,
++ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
++ .iotype = UPIO_MEM,
++ .regshift = 2,
++ .uartclk = IXP4XX_UART_XTAL,
++ },
++ { },
++};
++
++static struct platform_device tw2662_uart = {
++ .name = "serial8250",
++ .id = PLAT8250_DEV_PLATFORM,
++ .dev.platform_data = tw2662_uart_data,
++ .num_resources = 2,
++ .resource = tw2662_uart_resources
++};
++
++/* Built-in 10/100 Ethernet MAC interfaces */
++static struct eth_plat_info tw2662_plat_eth[] = {
++ {
++ .phy = 3,
++ .rxq = 3,
++ .txreadyq = 20,
++ }, {
++ .phy = 1,
++ .rxq = 4,
++ .txreadyq = 21,
++ }
++};
++
++static struct platform_device tw2662_eth[] = {
++ {
++ .name = "ixp4xx_eth",
++ .id = IXP4XX_ETH_NPEB,
++ .dev.platform_data = tw2662_plat_eth,
++ .dev.coherent_dma_mask = DMA_BIT_MASK(32),
++ }, {
++ .name = "ixp4xx_eth",
++ .id = IXP4XX_ETH_NPEC,
++ .dev.platform_data = tw2662_plat_eth + 1,
++ .dev.coherent_dma_mask = DMA_BIT_MASK(32),
++ }
++};
++
++
++static struct platform_device *tw2662_devices[] __initdata = {
++ &tw2662_flash,
++ &tw2662_uart,
++ &tw2662_eth[0],
++ &tw2662_eth[1],
++};
++
++static char tw2662_mem_fixup[] __initdata = "mem=64M ";
++
++static void __init tw2662_fixup(struct tag *tags, char **cmdline,
++ struct meminfo *mi)
++{
++ struct tag *t = tags;
++ char *p = *cmdline;
++
++ /* Find the end of the tags table, taking note of any cmdline tag. */
++ for (; t->hdr.size; t = tag_next(t)) {
++ if (t->hdr.tag == ATAG_CMDLINE) {
++ p = t->u.cmdline.cmdline;
++ }
++ }
++
++ /* Overwrite the end of the table with a new cmdline tag. */
++ t->hdr.tag = ATAG_CMDLINE;
++ t->hdr.size = (sizeof (struct tag_header) +
++ strlen(tw2662_mem_fixup) + strlen(p) + 1 + 4) >> 2;
++ strlcpy(t->u.cmdline.cmdline, tw2662_mem_fixup, COMMAND_LINE_SIZE);
++ strlcpy(t->u.cmdline.cmdline + strlen(tw2662_mem_fixup), p,
++ COMMAND_LINE_SIZE - strlen(tw2662_mem_fixup));
++
++ /* Terminate the table. */
++ t = tag_next(t);
++ t->hdr.tag = ATAG_NONE;
++ t->hdr.size = 0;
++}
++
++static void __init tw2662_init(void)
++{
++ ixp4xx_sys_init();
++
++ tw2662_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
++ tw2662_flash_resource.end =
++ IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
++
++ platform_add_devices(tw2662_devices, ARRAY_SIZE(tw2662_devices));
++
++ if (!(is_valid_ether_addr(tw2662_plat_eth[0].hwaddr)))
++ random_ether_addr(tw2662_plat_eth[0].hwaddr);
++ if (!(is_valid_ether_addr(tw2662_plat_eth[1].hwaddr))) {
++ memcpy(tw2662_plat_eth[1].hwaddr, tw2662_plat_eth[0].hwaddr, ETH_ALEN);
++ tw2662_plat_eth[1].hwaddr[5] = (tw2662_plat_eth[0].hwaddr[5] + 1);
++ }
++
++}
++
++#ifdef CONFIG_MACH_TW2662
++MACHINE_START(TW2662, "Titan Wireless TW-266-2")
++ /* Maintainer: Alexandros C. Couloumbis <alex@ozo.com> */
++ .fixup = tw2662_fixup,
++ .map_io = ixp4xx_map_io,
++ .init_irq = ixp4xx_init_irq,
++ .init_time = ixp4xx_timer_init,
++ .atag_offset = 0x0100,
++ .init_machine = tw2662_init,
++#if defined(CONFIG_PCI)
++ .dma_zone_size = SZ_64M,
++#endif
++ .restart = ixp4xx_restart,
++MACHINE_END
++#endif
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