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openwrt-owl/target/linux/ixp4xx/patches-2.6.33/180-tw5334_support.patch

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--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -164,6 +164,14 @@ config ARCH_PRPMC1100
PrPCM1100 Processor Mezanine Module. For more information on
this platform, see <file:Documentation/arm/IXP4xx>.
+config MACH_TW5334
+ bool "Titan Wireless TW-533-4"
+ select PCI
+ help
+ Say 'Y' here if you want your kernel to support the Titan
+ Wireless TW533-4. For more information on this platform,
+ see http://openwrt.org
+
config MACH_NAS100D
bool
prompt "NAS100D"
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -22,6 +22,7 @@ obj-pci-$(CONFIG_MACH_SIDEWINDER) += sid
obj-pci-$(CONFIG_MACH_COMPEX) += ixdp425-pci.o
obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-pci.o
obj-pci-$(CONFIG_MACH_AP1000) += ixdp425-pci.o
+obj-pci-$(CONFIG_MACH_TW5334) += tw5334-pci.o
obj-y += common.o
@@ -43,6 +44,7 @@ obj-$(CONFIG_MACH_SIDEWINDER) += sidewin
obj-$(CONFIG_MACH_COMPEX) += compex-setup.o
obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-setup.o
obj-$(CONFIG_MACH_AP1000) += ap1000-setup.o
+obj-$(CONFIG_MACH_TW5334) += tw5334-setup.o
obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o
obj-$(CONFIG_IXP4XX_QMGR) += ixp4xx_qmgr.o
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/tw5334-setup.c
@@ -0,0 +1,162 @@
+/*
+ * arch/arm/mach-ixp4xx/tw5334-setup.c
+ *
+ * Board setup for the Titan Wireless TW-533-4
+ *
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * based on coyote-setup.c:
+ * Copyright (C) 2003-2005 MontaVista Software, Inc.
+ *
+ * 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 <asm/types.h>
+#include <asm/setup.h>
+#include <asm/memory.h>
+#include <mach/hardware.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+
+static struct flash_platform_data tw5334_flash_data = {
+ .map_name = "cfi_probe",
+ .width = 2,
+};
+
+static struct resource tw5334_flash_resource = {
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device tw5334_flash = {
+ .name = "IXP4XX-Flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &tw5334_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &tw5334_flash_resource,
+};
+
+static struct resource tw5334_uart_resource = {
+ .start = IXP4XX_UART2_BASE_PHYS,
+ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct plat_serial8250_port tw5334_uart_data[] = {
+ {
+ .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 tw5334_uart = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = tw5334_uart_data,
+ },
+ .num_resources = 1,
+ .resource = &tw5334_uart_resource,
+};
+
+/* Built-in 10/100 Ethernet MAC interfaces */
+static struct eth_plat_info tw5334_plat_eth[] = {
+ {
+ .phy = 0,
+ .rxq = 3,
+ .txreadyq = 20,
+ }, {
+ .phy = 1,
+ .rxq = 4,
+ .txreadyq = 21,
+ }
+};
+
+static struct platform_device tw5334_eth[] = {
+ {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEB,
+ .dev.platform_data = tw5334_plat_eth,
+ }, {
+ .name = "ixp4xx_eth",
+ .id = IXP4XX_ETH_NPEC,
+ .dev.platform_data = tw5334_plat_eth + 1,
+ }
+};
+
+static struct platform_device *tw5334_devices[] __initdata = {
+ &tw5334_flash,
+ &tw5334_uart,
+ &tw5334_eth[0],
+ &tw5334_eth[1],
+};
+
+static void __init tw5334_init(void)
+{
+ uint8_t __iomem *f;
+ int i;
+
+ ixp4xx_sys_init();
+
+ tw5334_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+ tw5334_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
+
+ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
+ *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
+
+ platform_add_devices(tw5334_devices, ARRAY_SIZE(tw5334_devices));
+
+ /*
+ * Map in a portion of the flash and read the MAC addresses.
+ * Since it is stored in BE in the flash itself, we need to
+ * byteswap it if we're in LE mode.
+ */
+ f = ioremap(IXP4XX_EXP_BUS_BASE(0), 0x1000000);
+ if (f) {
+ for (i = 0; i < 6; i++)
+#ifdef __ARMEB__
+ tw5334_plat_eth[0].hwaddr[i] = readb(f + 0xFC0422 + i);
+ tw5334_plat_eth[1].hwaddr[i] = readb(f + 0xFC043B + i);
+#else
+ tw5334_plat_eth[0].hwaddr[i] = readb(f + 0xFC0422 + (i^3));
+ tw5334_plat_eth[1].hwaddr[i] = readb(f + 0xFC043B + (i^3));
+#endif
+ iounmap(f);
+ }
+
+ printk(KERN_INFO "TW-533-4: Using MAC address %pM for port 0\n",
+ tw5334_plat_eth[0].hwaddr);
+ printk(KERN_INFO "TW-533-4: Using MAC address %pM for port 1\n",
+ tw5334_plat_eth[1].hwaddr);
+}
+
+#ifdef CONFIG_MACH_TW5334
+MACHINE_START(TW5334, "Titan Wireless TW-533-4")
+ /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
+ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS,
+ .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc,
+ .map_io = ixp4xx_map_io,
+ .init_irq = ixp4xx_init_irq,
+ .timer = &ixp4xx_timer,
+ .boot_params = 0x0100,
+ .init_machine = tw5334_init,
+MACHINE_END
+#endif
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/tw5334-pci.c
@@ -0,0 +1,69 @@
+/*
+ * arch/arch/mach-ixp4xx/tw5334-pci.c
+ *
+ * PCI setup routines for the Titan Wireless TW-533-4
+ *
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * based on coyote-pci.c:
+ * Copyright (C) 2002 Jungo Software Technologies.
+ * Copyright (C) 2003 MontaVista Softwrae, Inc.
+ *
+ * Maintainer: Imre Kaloz <kaloz@openwrt.org>
+ *
+ * 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/mach/pci.h>
+
+void __init tw5334_pci_preinit(void)
+{
+ set_irq_type(IRQ_IXP4XX_GPIO6, IRQ_TYPE_LEVEL_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO2, IRQ_TYPE_LEVEL_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO1, IRQ_TYPE_LEVEL_LOW);
+ set_irq_type(IRQ_IXP4XX_GPIO0, IRQ_TYPE_LEVEL_LOW);
+
+ ixp4xx_pci_preinit();
+}
+
+static int __init tw5334_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ if (slot == 12)
+ return IRQ_IXP4XX_GPIO6;
+ else if (slot == 13)
+ return IRQ_IXP4XX_GPIO2;
+ else if (slot == 14)
+ return IRQ_IXP4XX_GPIO1;
+ else if (slot == 15)
+ return IRQ_IXP4XX_GPIO0;
+ else return -1;
+}
+
+struct hw_pci tw5334_pci __initdata = {
+ .nr_controllers = 1,
+ .preinit = tw5334_pci_preinit,
+ .swizzle = pci_std_swizzle,
+ .setup = ixp4xx_setup,
+ .scan = ixp4xx_scan_bus,
+ .map_irq = tw5334_map_irq,
+};
+
+int __init tw5334_pci_init(void)
+{
+ if (machine_is_tw5334())
+ pci_common_init(&tw5334_pci);
+ return 0;
+}
+
+subsys_initcall(tw5334_pci_init);
--- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h
+++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h
@@ -42,7 +42,8 @@ static __inline__ void __arch_decomp_set
*/
if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
machine_is_gateway7001() || machine_is_wg302v2() ||
- machine_is_pronghorn() || machine_is_pronghorn_metro() || machine_is_wrt300nv2())
+ machine_is_pronghorn() || machine_is_pronghorn_metro() || machine_is_wrt300nv2() ||
+ machine_is_tw5334())
uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
else
uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;
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