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authorLennert Buytenhek <buytenh@wantstofly.org>2008-05-31 08:19:20 +0200
committerLennert Buytenhek <buytenh@marvell.com>2008-06-22 22:44:52 +0200
commit42452b77a1fba2fee89350be2a9c03b54b27c218 (patch)
treebb15444fb7df1423ed91f916af2684cb858c5661 /arch/arm/mach-orion5x/wrt350n-v2-setup.c
parentd2b2a6bbc020e5a9a244f318d28515081e922882 (diff)
[ARM] Orion: add Linksys WRT350N v2 support
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Tested-by: Dirk Teurlings <dirk@upexia.nl> Tested-by: Peter van Valderen <p.v.valderen@gmail.com>
Diffstat (limited to 'arch/arm/mach-orion5x/wrt350n-v2-setup.c')
-rw-r--r--arch/arm/mach-orion5x/wrt350n-v2-setup.c173
1 files changed, 173 insertions, 0 deletions
diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c
new file mode 100644
index 000000000000..aeab55c6a82d
--- /dev/null
+++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c
@@ -0,0 +1,173 @@
+/*
+ * arch/arm/mach-orion5x/wrt350n-v2-setup.c
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/pci.h>
+#include <linux/irq.h>
+#include <linux/delay.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mv643xx_eth.h>
+#include <asm/mach-types.h>
+#include <asm/gpio.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/pci.h>
+#include <asm/arch/orion5x.h>
+#include "common.h"
+#include "mpp.h"
+
+static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = {
+ { 0, MPP_GPIO }, /* Power LED green (0=on) */
+ { 1, MPP_GPIO }, /* Security LED (0=on) */
+ { 2, MPP_GPIO }, /* Internal Button (0=on) */
+ { 3, MPP_GPIO }, /* Reset Button (0=on) */
+ { 4, MPP_GPIO }, /* PCI int */
+ { 5, MPP_GPIO }, /* Power LED orange (0=on) */
+ { 6, MPP_GPIO }, /* USB LED (0=on) */
+ { 7, MPP_GPIO }, /* Wireless LED (0=on) */
+ { 8, MPP_UNUSED }, /* ??? */
+ { 9, MPP_GIGE }, /* GE_RXERR */
+ { 10, MPP_UNUSED }, /* ??? */
+ { 11, MPP_UNUSED }, /* ??? */
+ { 12, MPP_GIGE }, /* GE_TXD[4] */
+ { 13, MPP_GIGE }, /* GE_TXD[5] */
+ { 14, MPP_GIGE }, /* GE_TXD[6] */
+ { 15, MPP_GIGE }, /* GE_TXD[7] */
+ { 16, MPP_GIGE }, /* GE_RXD[4] */
+ { 17, MPP_GIGE }, /* GE_RXD[5] */
+ { 18, MPP_GIGE }, /* GE_RXD[6] */
+ { 19, MPP_GIGE }, /* GE_RXD[7] */
+ { -1 },
+};
+
+/*
+ * 8M NOR flash Device bus boot chip select
+ */
+#define WRT350N_V2_NOR_BOOT_BASE 0xf4000000
+#define WRT350N_V2_NOR_BOOT_SIZE SZ_8M
+
+static struct mtd_partition wrt350n_v2_nor_flash_partitions[] = {
+ {
+ .name = "kernel",
+ .offset = 0x00000000,
+ .size = 0x00760000,
+ }, {
+ .name = "rootfs",
+ .offset = 0x001a0000,
+ .size = 0x005c0000,
+ }, {
+ .name = "lang",
+ .offset = 0x00760000,
+ .size = 0x00040000,
+ }, {
+ .name = "nvram",
+ .offset = 0x007a0000,
+ .size = 0x00020000,
+ }, {
+ .name = "u-boot",
+ .offset = 0x007c0000,
+ .size = 0x00040000,
+ },
+};
+
+static struct physmap_flash_data wrt350n_v2_nor_flash_data = {
+ .width = 1,
+ .parts = wrt350n_v2_nor_flash_partitions,
+ .nr_parts = ARRAY_SIZE(wrt350n_v2_nor_flash_partitions),
+};
+
+static struct resource wrt350n_v2_nor_flash_resource = {
+ .flags = IORESOURCE_MEM,
+ .start = WRT350N_V2_NOR_BOOT_BASE,
+ .end = WRT350N_V2_NOR_BOOT_BASE + WRT350N_V2_NOR_BOOT_SIZE - 1,
+};
+
+static struct platform_device wrt350n_v2_nor_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &wrt350n_v2_nor_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &wrt350n_v2_nor_flash_resource,
+};
+
+static struct mv643xx_eth_platform_data wrt350n_v2_eth_data = {
+ .phy_addr = -1,
+};
+
+static void __init wrt350n_v2_init(void)
+{
+ /*
+ * Setup basic Orion functions. Need to be called early.
+ */
+ orion5x_init();
+
+ orion5x_mpp_conf(wrt350n_v2_mpp_modes);
+
+ /*
+ * Configure peripherals.
+ */
+ orion5x_ehci0_init();
+ orion5x_eth_init(&wrt350n_v2_eth_data);
+ orion5x_uart0_init();
+
+ orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE,
+ WRT350N_V2_NOR_BOOT_SIZE);
+ platform_device_register(&wrt350n_v2_nor_flash);
+}
+
+static int __init wrt350n_v2_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ int irq;
+
+ /*
+ * Check for devices with hard-wired IRQs.
+ */
+ irq = orion5x_pci_map_irq(dev, slot, pin);
+ if (irq != -1)
+ return irq;
+
+ /*
+ * Mini-PCI slot.
+ */
+ if (slot == 7)
+ return gpio_to_irq(4);
+
+ return -1;
+}
+
+static struct hw_pci wrt350n_v2_pci __initdata = {
+ .nr_controllers = 2,
+ .swizzle = pci_std_swizzle,
+ .setup = orion5x_pci_sys_setup,
+ .scan = orion5x_pci_sys_scan_bus,
+ .map_irq = wrt350n_v2_pci_map_irq,
+};
+
+static int __init wrt350n_v2_pci_init(void)
+{
+ if (machine_is_wrt350n_v2())
+ pci_common_init(&wrt350n_v2_pci);
+
+ return 0;
+}
+subsys_initcall(wrt350n_v2_pci_init);
+
+MACHINE_START(WRT350N_V2, "Linksys WRT350N v2")
+ /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */
+ .phys_io = ORION5X_REGS_PHYS_BASE,
+ .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC,
+ .boot_params = 0x00000100,
+ .init_machine = wrt350n_v2_init,
+ .map_io = orion5x_map_io,
+ .init_irq = orion5x_init_irq,
+ .timer = &orion5x_timer,
+ .fixup = tag_fixup_mem32,
+MACHINE_END