348 lines
8.9 KiB
Diff
348 lines
8.9 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_SIDEWINDER
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Engineering Sidewinder board. For more information on this
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platform, see http://www.adiengineering.com
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+config MACH_USR8200
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+ bool "USRobotics USR8200"
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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 the USRobotics
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+ USR8200 router board. For more information on this platform, see
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+ http://openwrt.org
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+
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config MACH_COMPEXWP18
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bool "Compex WP18 / NP18A"
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select PCI
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--- a/arch/arm/mach-ixp4xx/Makefile
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+++ b/arch/arm/mach-ixp4xx/Makefile
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@@ -27,6 +27,7 @@ obj-pci-$(CONFIG_MACH_WRT300NV2) += wrt
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obj-pci-$(CONFIG_MACH_AP1000) += ixdp425-pci.o
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obj-pci-$(CONFIG_MACH_TW5334) += tw5334-pci.o
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obj-pci-$(CONFIG_MACH_MI424WR) += mi424wr-pci.o
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+obj-pci-$(CONFIG_MACH_USR8200) += usr8200-pci.o
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obj-y += common.o
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@@ -55,6 +56,7 @@ obj-$(CONFIG_MACH_WRT300NV2) += wrt300nv
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obj-$(CONFIG_MACH_AP1000) += ap1000-setup.o
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obj-$(CONFIG_MACH_TW5334) += tw5334-setup.o
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obj-$(CONFIG_MACH_MI424WR) += mi424wr-setup.o
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+obj-$(CONFIG_MACH_USR8200) += usr8200-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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@@ -44,7 +44,8 @@ static __inline__ void __arch_decomp_set
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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_wrt300nv2() || machine_is_tw5334())
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+ machine_is_wrt300nv2() || machine_is_tw5334() ||
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+ machine_is_usr8200())
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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/usr8200-pci.c
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@@ -0,0 +1,77 @@
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+/*
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+ * arch/arch/mach-ixp4xx/usr8200-pci.c
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+ *
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+ * PCI setup routines for USRobotics USR8200
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+ *
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+ * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
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+ *
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+ * based on pronghorn-pci.c
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+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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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: Peter Denison <openwrt@marshadder.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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+
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+#include <asm/mach/pci.h>
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+
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+void __init usr8200_pci_preinit(void)
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+{
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+ irq_set_irq_type(IRQ_IXP4XX_GPIO7, IRQ_TYPE_LEVEL_LOW);
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+ irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW);
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+ irq_set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW);
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+ irq_set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW);
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+ irq_set_irq_type(IRQ_IXP4XX_GPIO11, 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 usr8200_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
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+{
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+ if (slot == 14)
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+ return IRQ_IXP4XX_GPIO7;
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+ else if (slot == 15)
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+ return IRQ_IXP4XX_GPIO8;
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+ else if (slot == 16) {
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+ if (pin == 1)
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+ return IRQ_IXP4XX_GPIO11;
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+ else if (pin == 2)
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+ return IRQ_IXP4XX_GPIO10;
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+ else if (pin == 3)
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+ return IRQ_IXP4XX_GPIO9;
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+ else
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+ return -1;
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+ } else
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+ return -1;
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+}
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+
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+struct hw_pci usr8200_pci __initdata = {
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+ .nr_controllers = 1,
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+ .preinit = usr8200_pci_preinit,
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+ .ops = &ixp4xx_ops,
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+ .setup = ixp4xx_setup,
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+ .map_irq = usr8200_map_irq,
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+};
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+
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+int __init usr8200_pci_init(void)
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+{
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+ if (machine_is_usr8200())
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+ pci_common_init(&usr8200_pci);
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+ return 0;
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+}
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+
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+subsys_initcall(usr8200_pci_init);
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--- /dev/null
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+++ b/arch/arm/mach-ixp4xx/usr8200-setup.c
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@@ -0,0 +1,217 @@
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+/*
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+ * arch/arm/mach-ixp4xx/usr8200-setup.c
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+ *
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+ * Board setup for the USRobotics USR8200
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+ *
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+ * Copyright (C) 2008 Peter Denison <openwrt@marshadder.org>
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+ *
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+ * based on pronghorn-setup.c:
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+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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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: Peter Denison <openwrt@marshadder.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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+#include <linux/types.h>
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+#include <linux/memory.h>
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+#include <linux/i2c-gpio.h>
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+#include <linux/leds.h>
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+#include <linux/dma-mapping.h>
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+
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+#include <asm/setup.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 usr8200_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 usr8200_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 usr8200_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 = &usr8200_flash_data,
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+ },
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+ .num_resources = 1,
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+ .resource = &usr8200_flash_resource,
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+};
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+
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+static struct resource usr8200_uart_resources [] = {
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+ {
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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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+ .start = IXP4XX_UART1_BASE_PHYS,
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+ .end = IXP4XX_UART1_BASE_PHYS + 0x0fff,
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+ .flags = IORESOURCE_MEM
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+ }
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+};
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+
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+static struct plat_serial8250_port usr8200_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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+ .mapbase = IXP4XX_UART1_BASE_PHYS,
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+ .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
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+ .irq = IRQ_IXP4XX_UART1,
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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 usr8200_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 = usr8200_uart_data,
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+ },
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+ .num_resources = 2,
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+ .resource = usr8200_uart_resources,
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+};
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+
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+static struct gpio_led usr8200_led_pin[] = {
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+ {
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+ .name = "usr8200:usb1",
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+ .gpio = 0,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "usr8200:usb2",
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+ .gpio = 1,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "usr8200:ieee1394",
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+ .gpio = 2,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "usr8200:internal",
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+ .gpio = 3,
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+ .active_low = 1,
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+ },
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+ {
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+ .name = "usr8200:power",
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+ .gpio = 14,
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+ }
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+};
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+
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+static struct gpio_led_platform_data usr8200_led_data = {
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+ .num_leds = ARRAY_SIZE(usr8200_led_pin),
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+ .leds = usr8200_led_pin,
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+};
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+
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+static struct platform_device usr8200_led = {
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+ .name = "leds-gpio",
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+ .id = -1,
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+ .dev.platform_data = &usr8200_led_data,
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+};
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+
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+static struct eth_plat_info usr8200_plat_eth[] = {
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+ { /* NPEC - LAN with Marvell 88E6060 switch */
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+ .phy = IXP4XX_ETH_PHY_MAX_ADDR,
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+ .phy_mask = 0x0F0000,
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+ .rxq = 4,
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+ .txreadyq = 21,
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+ }, { /* NPEB - WAN */
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+ .phy = 9,
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+ .rxq = 3,
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+ .txreadyq = 20,
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+ }
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+};
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+
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+static struct platform_device usr8200_eth[] = {
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+ {
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+ .name = "ixp4xx_eth",
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+ .id = IXP4XX_ETH_NPEC,
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+ .dev.platform_data = usr8200_plat_eth,
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+ .dev.coherent_dma_mask = DMA_BIT_MASK(32),
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+ }, {
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+ .name = "ixp4xx_eth",
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+ .id = IXP4XX_ETH_NPEB,
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+ .dev.platform_data = usr8200_plat_eth + 1,
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+ .dev.coherent_dma_mask = DMA_BIT_MASK(32),
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+ }
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+};
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+
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+static struct resource usr8200_rtc_resources = {
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+ .flags = IORESOURCE_MEM
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+};
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+
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+static struct platform_device usr8200_rtc = {
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+ .name = "rtc7301",
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+ .id = 0,
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+ .num_resources = 1,
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+ .resource = &usr8200_rtc_resources,
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+};
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+
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+static struct platform_device *usr8200_devices[] __initdata = {
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+ &usr8200_flash,
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+ &usr8200_uart,
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+ &usr8200_led,
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+ &usr8200_eth[0],
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+ &usr8200_eth[1],
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+ &usr8200_rtc,
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+};
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+
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+static void __init usr8200_init(void)
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+{
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+ ixp4xx_sys_init();
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+
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+ usr8200_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
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+ usr8200_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_16M - 1;
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+
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+ usr8200_rtc_resources.start = IXP4XX_EXP_BUS_BASE(2);
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+ usr8200_rtc_resources.end = IXP4XX_EXP_BUS_BASE(2) + 0x01ff;
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+
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+ *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE;
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+ *IXP4XX_EXP_CS2 = 0x3fff000 | IXP4XX_EXP_BUS_SIZE(0) | IXP4XX_EXP_BUS_WR_EN |
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+ IXP4XX_EXP_BUS_CS_EN | IXP4XX_EXP_BUS_BYTE_EN;
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+ *IXP4XX_GPIO_GPCLKR = 0x01100000;
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+
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+ /* configure button as input */
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+ gpio_line_config(12, IXP4XX_GPIO_IN);
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+
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+ platform_add_devices(usr8200_devices, ARRAY_SIZE(usr8200_devices));
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+}
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+
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+MACHINE_START(USR8200, "USRobotics USR8200")
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+ /* Maintainer: Peter Denison <openwrt@marshadder.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 = usr8200_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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