preliminary board support for the Linksys WRT300N v2 (incomplete)

SVN-Revision: 7167
This commit is contained in:
Imre Kaloz 2007-05-10 11:00:02 +00:00
parent f0fa2a3de5
commit 73c3a907a3
4 changed files with 294 additions and 2 deletions

View file

@ -22,7 +22,7 @@
# NOTE: for now it's for only IXP4xx in big endian mode # NOTE: for now it's for only IXP4xx in big endian mode
# list of supported boards, in "boardname machtypeid" format # list of supported boards, in "boardname machtypeid" format
for board in "avila 526" "gateway7001 731" "nslu2 597" "nas100d 865" "wg302v2 890" "pronghornmetro 1040" "compex 1273" for board in "avila 526" "gateway7001 731" "nslu2 597" "nas100d 865" "wg302v2 890" "pronghornmetro 1040" "compex 1273" "wrt300nv2 1077"
do do
set -- $board set -- $board
hexid=$(printf %x\\n $2) hexid=$(printf %x\\n $2)

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@ -220,6 +220,7 @@ CONFIG_MACH_NAS100D=y
CONFIG_MACH_NSLU2=y CONFIG_MACH_NSLU2=y
CONFIG_MACH_PRONGHORNMETRO=y CONFIG_MACH_PRONGHORNMETRO=y
CONFIG_MACH_WG302V2=y CONFIG_MACH_WG302V2=y
CONFIG_MACH_WRT300NV2=y
# CONFIG_MAC_PARTITION is not set # CONFIG_MAC_PARTITION is not set
# CONFIG_MINIX_FS is not set # CONFIG_MINIX_FS is not set
CONFIG_MINI_FO=y CONFIG_MINI_FO=y
@ -231,7 +232,7 @@ CONFIG_MTD_BLOCK=y
# CONFIG_MTD_BLOCK2MTD is not set # CONFIG_MTD_BLOCK2MTD is not set
CONFIG_MTD_CFI=y CONFIG_MTD_CFI=y
CONFIG_MTD_CFI_ADV_OPTIONS=y CONFIG_MTD_CFI_ADV_OPTIONS=y
# CONFIG_MTD_CFI_AMDSTD is not set CONFIG_MTD_CFI_AMDSTD=y
# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set # CONFIG_MTD_CFI_BE_BYTE_SWAP is not set
CONFIG_MTD_CFI_GEOMETRY=n CONFIG_MTD_CFI_GEOMETRY=n
CONFIG_MTD_CFI_I1=y CONFIG_MTD_CFI_I1=y

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@ -0,0 +1,229 @@
diff -Nur linux-2.6.19.2/arch/arm/mach-ixp4xx/Kconfig linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/Kconfig
--- linux-2.6.19.2/arch/arm/mach-ixp4xx/Kconfig 2007-05-03 23:17:47.000000000 +0200
+++ linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/Kconfig 2007-04-24 14:25:02.000000000 +0200
@@ -65,6 +65,14 @@
WP18 or NP18A boards. For more information on this
platform, see http://openwrt.org
+config MACH_WRT300NV2
+ bool "Linksys WRT300N v2"
+ select PCI
+ help
+ Say 'Y' here if you want your kernel to support Linksys'
+ WRT300N v2 router. For more information on this
+ platform, see http://openwrt.org
+
config ARCH_IXDP425
bool "IXDP425"
help
diff -Nur linux-2.6.19.2/arch/arm/mach-ixp4xx/Makefile linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/Makefile
--- linux-2.6.19.2/arch/arm/mach-ixp4xx/Makefile 2007-05-03 23:17:47.000000000 +0200
+++ linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/Makefile 2007-04-24 14:25:02.000000000 +0200
@@ -15,6 +15,7 @@
obj-pci-$(CONFIG_MACH_WG302V2) += wg302v2-pci.o
obj-pci-$(CONFIG_MACH_PRONGHORNMETRO) += pronghornmetro-pci.o
obj-pci-$(CONFIG_MACH_COMPEX) += ixdp425-pci.o
+obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-pci.o
obj-y += common.o
@@ -28,5 +29,6 @@
obj-$(CONFIG_MACH_WG302V2) += wg302v2-setup.o
obj-$(CONFIG_MACH_PRONGHORNMETRO) += pronghornmetro-setup.o
obj-$(CONFIG_MACH_COMPEX) += compex-setup.o
+obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-setup.o
obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o
diff -Nur linux-2.6.19.2/arch/arm/mach-ixp4xx/wrt300nv2-pci.c linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/wrt300nv2-pci.c
--- linux-2.6.19.2/arch/arm/mach-ixp4xx/wrt300nv2-pci.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/wrt300nv2-pci.c 2007-05-10 10:40:54.000000000 +0200
@@ -0,0 +1,65 @@
+/*
+ * arch/arch/mach-ixp4xx/wrt300nv2-pci.c
+ *
+ * PCI setup routines for Linksys WRT300N v2
+ *
+ * Copyright (C) 2007 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 <asm/hardware.h>
+#include <asm/irq.h>
+
+#include <asm/mach/pci.h>
+
+extern void ixp4xx_pci_preinit(void);
+extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
+extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
+
+void __init wrt300nv2_pci_preinit(void)
+{
+ set_irq_type(IRQ_IXP4XX_GPIO8, IRQT_LOW);
+
+ ixp4xx_pci_preinit();
+}
+
+static int __init wrt300nv2_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ if (slot == 1)
+ return IRQ_IXP4XX_GPIO8;
+ else return -1;
+}
+
+struct hw_pci wrt300nv2_pci __initdata = {
+ .nr_controllers = 1,
+ .preinit = wrt300nv2_pci_preinit,
+ .swizzle = pci_std_swizzle,
+ .setup = ixp4xx_setup,
+ .scan = ixp4xx_scan_bus,
+ .map_irq = wrt300nv2_map_irq,
+};
+
+int __init wrt300nv2_pci_init(void)
+{
+ if (machine_is_wrt300nv2())
+ pci_common_init(&wrt300nv2_pci);
+ return 0;
+}
+
+subsys_initcall(wrt300nv2_pci_init);
diff -Nur linux-2.6.19.2/arch/arm/mach-ixp4xx/wrt300nv2-setup.c linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/wrt300nv2-setup.c
--- linux-2.6.19.2/arch/arm/mach-ixp4xx/wrt300nv2-setup.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/wrt300nv2-setup.c 2007-05-03 23:16:53.000000000 +0200
@@ -0,0 +1,108 @@
+/*
+ * arch/arm/mach-ixp4xx/wrt300nv2-setup.c
+ *
+ * Board setup for the Linksys WRT300N v2
+ *
+ * Copyright (C) 2007 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/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 <asm/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 wrt300nv2_flash_data = {
+ .map_name = "cfi_probe",
+ .width = 2,
+};
+
+static struct resource wrt300nv2_flash_resource = {
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device wrt300nv2_flash = {
+ .name = "IXP4XX-Flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &wrt300nv2_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &wrt300nv2_flash_resource,
+};
+
+static struct resource wrt300nv2_uart_resource = {
+ .start = IXP4XX_UART2_BASE_PHYS,
+ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct plat_serial8250_port wrt300nv2_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 wrt300nv2_uart = {
+ .name = "serial8250",
+ .id = PLAT8250_DEV_PLATFORM,
+ .dev = {
+ .platform_data = wrt300nv2_uart_data,
+ },
+ .num_resources = 1,
+ .resource = &wrt300nv2_uart_resource,
+};
+
+static struct platform_device *wrt300nv2_devices[] __initdata = {
+ &wrt300nv2_flash,
+ &wrt300nv2_uart
+};
+
+static void __init wrt300nv2_init(void)
+{
+ ixp4xx_sys_init();
+
+ wrt300nv2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+ wrt300nv2_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(wrt300nv2_devices, ARRAY_SIZE(wrt300nv2_devices));
+}
+
+#ifdef CONFIG_MACH_WRT300NV2
+MACHINE_START(WRT300NV2, "Linksys WRT300N v2")
+ /* 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 = wrt300nv2_init,
+MACHINE_END
+#endif
diff -Nur linux-2.6.19.2/include/asm-arm/arch-ixp4xx/uncompress.h linux-2.6.19.2-owrt/include/asm-arm/arch-ixp4xx/uncompress.h
--- linux-2.6.19.2/include/asm-arm/arch-ixp4xx/uncompress.h 2007-05-03 23:17:48.000000000 +0200
+++ linux-2.6.19.2-owrt/include/asm-arm/arch-ixp4xx/uncompress.h 2007-04-24 14:25:02.000000000 +0200
@@ -40,7 +40,7 @@
/*
* Some boards are using UART2 as console
*/
- if (machine_is_adi_coyote() || machine_is_gtwx5715() || machine_is_gateway7001() || machine_is_wg302v2() || machine_is_pronghorn() || machine_is_pronghorn_metro())
+ if (machine_is_adi_coyote() || machine_is_gtwx5715() || machine_is_gateway7001() || machine_is_wg302v2() || machine_is_pronghorn() || machine_is_pronghorn_metro() || machine_is_wrt300nv2())
uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
else
uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;

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@ -0,0 +1,62 @@
diff -Nur linux-2.6.19.2/arch/arm/mach-ixp4xx/wrt300nv2-setup.c linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/wrt300nv2-setup.c
--- linux-2.6.19.2/arch/arm/mach-ixp4xx/wrt300nv2-setup.c 2007-04-24 14:25:02.000000000 +0200
+++ linux-2.6.19.2-owrt/arch/arm/mach-ixp4xx/wrt300nv2-setup.c 2007-04-24 14:31:09.000000000 +0200
@@ -76,9 +76,57 @@
.resource = &wrt300nv2_uart_resource,
};
+static struct resource res_mac0 = {
+ .start = IXP4XX_EthB_BASE_PHYS,
+ .end = IXP4XX_EthB_BASE_PHYS + 0x1ff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct resource res_mac1 = {
+ .start = IXP4XX_EthC_BASE_PHYS,
+ .end = IXP4XX_EthC_BASE_PHYS + 0x1ff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct mac_plat_info plat_mac0 = {
+ .npe_id = 1,
+ .phy_id = -1,
+ .eth_id = 0,
+ .rxq_id = 27,
+ .txq_id = 24,
+ .rxdoneq_id = 4,
+};
+
+static struct mac_plat_info plat_mac1 = {
+ .npe_id = 2,
+ .phy_id = 1,
+ .eth_id = 1,
+ .rxq_id = 28,
+ .txq_id = 25,
+ .rxdoneq_id = 5,
+};
+
+static struct platform_device mac0 = {
+ .name = "ixp4xx_mac",
+ .id = 0,
+ .dev.platform_data = &plat_mac0,
+ .num_resources = 1,
+ .resource = &res_mac0,
+};
+
+static struct platform_device mac1 = {
+ .name = "ixp4xx_mac",
+ .id = 1,
+ .dev.platform_data = &plat_mac1,
+ .num_resources = 1,
+ .resource = &res_mac1,
+};
+
static struct platform_device *wrt300nv2_devices[] __initdata = {
&wrt300nv2_flash,
- &wrt300nv2_uart
+ &wrt300nv2_uart,
+ &mac0,
+ &mac1,
};
static void __init wrt300nv2_init(void)