228 lines
6.1 KiB
Diff
228 lines
6.1 KiB
Diff
--- a/arch/arm/mach-ixp4xx/Kconfig
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+++ b/arch/arm/mach-ixp4xx/Kconfig
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@@ -93,6 +93,14 @@ config MACH_COMPEXWP18
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WP18 or NP18A boards. For more information on this
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platform, see http://www.compex.com.sg/home/OEM/product_ap.htm
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+config MACH_WRT300NV2
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+ bool "Linksys WRT300N v2"
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+ select PCI
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+ help
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+ Say 'Y' here if you want your kernel to support Linksys'
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+ WRT300N v2 router. For more information on this
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+ platform, see http://openwrt.org
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+
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config ARCH_IXDP425
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bool "IXDP425"
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help
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--- a/arch/arm/mach-ixp4xx/Makefile
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+++ b/arch/arm/mach-ixp4xx/Makefile
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@@ -22,6 +22,7 @@ obj-pci-$(CONFIG_MACH_ARCOM_VULCAN) += v
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obj-pci-$(CONFIG_MACH_PRONGHORN) += pronghorn-pci.o
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obj-pci-$(CONFIG_MACH_SIDEWINDER) += sidewinder-pci.o
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obj-pci-$(CONFIG_MACH_COMPEXWP18) += ixdp425-pci.o
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+obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-pci.o
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obj-y += common.o
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@@ -45,6 +46,7 @@ obj-$(CONFIG_MACH_ARCOM_VULCAN) += vulca
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obj-$(CONFIG_MACH_PRONGHORN) += pronghorn-setup.o
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obj-$(CONFIG_MACH_SIDEWINDER) += sidewinder-setup.o
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obj-$(CONFIG_MACH_COMPEXWP18) += compex42x-setup.o
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+obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv2-setup.o
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obj-$(CONFIG_PCI) += $(obj-pci-$(CONFIG_PCI)) common-pci.o
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obj-$(CONFIG_IXP4XX_QMGR) += ixp4xx_qmgr.o
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--- a/arch/arm/mach-ixp4xx/include/mach/uncompress.h
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+++ b/arch/arm/mach-ixp4xx/include/mach/uncompress.h
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@@ -43,7 +43,8 @@ static __inline__ void __arch_decomp_set
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if (machine_is_adi_coyote() || machine_is_gtwx5715() ||
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machine_is_gateway7001() || machine_is_wg302v2() ||
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machine_is_devixp() || machine_is_miccpt() || machine_is_mic256() ||
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- machine_is_pronghorn() || machine_is_pronghorn_metro())
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+ machine_is_pronghorn() || machine_is_pronghorn_metro() ||
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+ machine_is_wrt300nv2())
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uart_base = (volatile u32*) IXP4XX_UART2_BASE_PHYS;
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else
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uart_base = (volatile u32*) IXP4XX_UART1_BASE_PHYS;
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--- /dev/null
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+++ b/arch/arm/mach-ixp4xx/wrt300nv2-pci.c
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@@ -0,0 +1,64 @@
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+/*
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+ * arch/arch/mach-ixp4xx/wrt300nv2-pci.c
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+ *
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+ * PCI setup routines for Linksys WRT300N v2
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+ *
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+ * Copyright (C) 2007 Imre Kaloz <kaloz@openwrt.org>
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+ *
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+ * based on coyote-pci.c:
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+ * Copyright (C) 2002 Jungo Software Technologies.
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+ * Copyright (C) 2003 MontaVista Softwrae, Inc.
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+ *
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+ * Maintainer: Imre Kaloz <kaloz@openwrt.org>
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License version 2 as
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+ * published by the Free Software Foundation.
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+ *
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+ */
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+
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+#include <linux/kernel.h>
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+#include <linux/pci.h>
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+#include <linux/init.h>
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+#include <linux/irq.h>
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+
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+#include <asm/mach-types.h>
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+#include <mach/hardware.h>
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+#include <asm/irq.h>
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+
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+#include <asm/mach/pci.h>
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+
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+extern void ixp4xx_pci_preinit(void);
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+extern int ixp4xx_setup(int nr, struct pci_sys_data *sys);
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+extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys);
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+
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+void __init wrt300nv2_pci_preinit(void)
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+{
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+ irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW);
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+
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+ ixp4xx_pci_preinit();
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+}
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+
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+static int __init wrt300nv2_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
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+{
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+ if (slot == 1)
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+ return IRQ_IXP4XX_GPIO8;
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+ else return -1;
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+}
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+
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+struct hw_pci wrt300nv2_pci __initdata = {
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+ .nr_controllers = 1,
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+ .preinit = wrt300nv2_pci_preinit,
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+ .ops = &ixp4xx_ops,
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+ .setup = ixp4xx_setup,
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+ .map_irq = wrt300nv2_map_irq,
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+};
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+
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+int __init wrt300nv2_pci_init(void)
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+{
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+ if (machine_is_wrt300nv2())
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+ pci_common_init(&wrt300nv2_pci);
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+ return 0;
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+}
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+
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+subsys_initcall(wrt300nv2_pci_init);
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--- /dev/null
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+++ b/arch/arm/mach-ixp4xx/wrt300nv2-setup.c
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@@ -0,0 +1,110 @@
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+/*
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+ * arch/arm/mach-ixp4xx/wrt300nv2-setup.c
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+ *
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+ * Board setup for the Linksys WRT300N v2
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+ *
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+ * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
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+ *
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+ * based on coyote-setup.c:
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+ * Copyright (C) 2003-2005 MontaVista Software, Inc.
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+ *
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+ * Author: Imre Kaloz <Kaloz@openwrt.org>
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+ */
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+
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+#include <linux/kernel.h>
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+#include <linux/init.h>
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+#include <linux/device.h>
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+#include <linux/serial.h>
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+#include <linux/tty.h>
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+#include <linux/serial_8250.h>
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+#include <linux/slab.h>
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+
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+#include <asm/types.h>
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+#include <asm/setup.h>
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+#include <asm/memory.h>
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+#include <mach/hardware.h>
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+#include <asm/irq.h>
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+#include <asm/mach-types.h>
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+#include <asm/mach/arch.h>
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+#include <asm/mach/flash.h>
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+
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+static struct flash_platform_data wrt300nv2_flash_data = {
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+ .map_name = "cfi_probe",
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+ .width = 2,
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+};
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+
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+static struct resource wrt300nv2_flash_resource = {
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+ .flags = IORESOURCE_MEM,
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+};
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+
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+static struct platform_device wrt300nv2_flash = {
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+ .name = "IXP4XX-Flash",
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+ .id = 0,
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+ .dev = {
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+ .platform_data = &wrt300nv2_flash_data,
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+ },
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+ .num_resources = 1,
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+ .resource = &wrt300nv2_flash_resource,
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+};
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+
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+static struct resource wrt300nv2_uart_resource = {
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+ .start = IXP4XX_UART2_BASE_PHYS,
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+ .end = IXP4XX_UART2_BASE_PHYS + 0x0fff,
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+ .flags = IORESOURCE_MEM,
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+};
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+
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+static struct plat_serial8250_port wrt300nv2_uart_data[] = {
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+ {
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+ .mapbase = IXP4XX_UART2_BASE_PHYS,
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+ .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET,
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+ .irq = IRQ_IXP4XX_UART2,
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+ .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
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+ .iotype = UPIO_MEM,
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+ .regshift = 2,
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+ .uartclk = IXP4XX_UART_XTAL,
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+ },
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+ { },
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+};
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+
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+static struct platform_device wrt300nv2_uart = {
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+ .name = "serial8250",
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+ .id = PLAT8250_DEV_PLATFORM,
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+ .dev = {
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+ .platform_data = wrt300nv2_uart_data,
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+ },
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+ .num_resources = 1,
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+ .resource = &wrt300nv2_uart_resource,
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+};
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+
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+static struct platform_device *wrt300nv2_devices[] __initdata = {
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+ &wrt300nv2_flash,
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+ &wrt300nv2_uart
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+};
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+
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+static void __init wrt300nv2_init(void)
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+{
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+ ixp4xx_sys_init();
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+
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+ wrt300nv2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
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+ wrt300nv2_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1;
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+
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+ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
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+ *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0;
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+
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+ platform_add_devices(wrt300nv2_devices, ARRAY_SIZE(wrt300nv2_devices));
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+}
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+
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+#ifdef CONFIG_MACH_WRT300NV2
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+MACHINE_START(WRT300NV2, "Linksys WRT300N v2")
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+ /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */
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+ .map_io = ixp4xx_map_io,
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+ .init_irq = ixp4xx_init_irq,
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+ .init_time = ixp4xx_timer_init,
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+ .atag_offset = 0x0100,
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+ .init_machine = wrt300nv2_init,
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+#if defined(CONFIG_PCI)
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+ .dma_zone_size = SZ_64M,
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+#endif
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+ .restart = ixp4xx_restart,
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+MACHINE_END
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+#endif
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