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path: root/target/linux/ixp4xx/patches-2.6.38/150-lanready_ap1000_support.patch
blob: 8b7c98eb731acda5f91f86017df95a055703d147 (plain)
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--- /dev/null
+++ b/arch/arm/mach-ixp4xx/ap1000-setup.c
@@ -0,0 +1,149 @@
+/*
+ * arch/arm/mach-ixp4xx/ap1000-setup.c
+ *
+ * Lanready AP-1000
+ *
+ * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org>
+ *
+ * based on ixdp425-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 <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
+
+static struct flash_platform_data ap1000_flash_data = {
+	.map_name	= "cfi_probe",
+	.width		= 2,
+};
+
+static struct resource ap1000_flash_resource = {
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct platform_device ap1000_flash = {
+	.name		= "IXP4XX-Flash",
+	.id		= 0,
+	.dev		= {
+		.platform_data = &ap1000_flash_data,
+	},
+	.num_resources	= 1,
+	.resource	= &ap1000_flash_resource,
+};
+
+static struct resource ap1000_uart_resources[] = {
+	{
+		.start		= IXP4XX_UART1_BASE_PHYS,
+		.end		= IXP4XX_UART1_BASE_PHYS + 0x0fff,
+		.flags		= IORESOURCE_MEM
+	},
+	{
+		.start		= IXP4XX_UART2_BASE_PHYS,
+		.end		= IXP4XX_UART2_BASE_PHYS + 0x0fff,
+		.flags		= IORESOURCE_MEM
+	}
+};
+
+static struct plat_serial8250_port ap1000_uart_data[] = {
+	{
+		.mapbase	= IXP4XX_UART1_BASE_PHYS,
+		.membase	= (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET,
+		.irq		= IRQ_IXP4XX_UART1,
+		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST,
+		.iotype		= UPIO_MEM,
+		.regshift	= 2,
+		.uartclk	= IXP4XX_UART_XTAL,
+	},
+	{
+		.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 ap1000_uart = {
+	.name			= "serial8250",
+	.id			= PLAT8250_DEV_PLATFORM,
+	.dev.platform_data	= ap1000_uart_data,
+	.num_resources		= 2,
+	.resource		= ap1000_uart_resources
+};
+
+static struct platform_device *ap1000_devices[] __initdata = {
+	&ap1000_flash,
+	&ap1000_uart
+};
+
+static char ap1000_mem_fixup[] __initdata = "mem=64M ";
+
+static void __init ap1000_fixup(struct machine_desc *desc,
+		struct tag *tags, char **cmdline, struct meminfo *mi)
+
+{
+	struct tag *t = tags;
+	char *p = *cmdline;
+
+	/* Find the end of the tags table, taking note of any cmdline tag. */
+	for (; t->hdr.size; t = tag_next(t)) {
+		if (t->hdr.tag == ATAG_CMDLINE) {
+			p = t->u.cmdline.cmdline;
+		}
+	}
+
+	/* Overwrite the end of the table with a new cmdline tag. */
+	t->hdr.tag = ATAG_CMDLINE;
+	t->hdr.size = (sizeof (struct tag_header) +
+		strlen(ap1000_mem_fixup) + strlen(p) + 1 + 4) >> 2;
+	strlcpy(t->u.cmdline.cmdline, ap1000_mem_fixup, COMMAND_LINE_SIZE);
+	strlcpy(t->u.cmdline.cmdline + strlen(ap1000_mem_fixup), p,
+		COMMAND_LINE_SIZE - strlen(ap1000_mem_fixup));
+
+	/* Terminate the table. */
+	t = tag_next(t);
+	t->hdr.tag = ATAG_NONE;
+	t->hdr.size = 0;
+}
+
+static void __init ap1000_init(void)
+{
+	ixp4xx_sys_init();
+
+	ap1000_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+	ap1000_flash_resource.end =
+		IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1;
+
+	platform_add_devices(ap1000_devices, ARRAY_SIZE(ap1000_devices));
+}
+
+#ifdef CONFIG_MACH_AP1000
+MACHINE_START(AP1000, "Lanready AP-1000")
+	/* Maintainer: Imre Kaloz <Kaloz@openwrt.org> */
+	.fixup		= ap1000_fixup,
+	.map_io		= ixp4xx_map_io,
+	.init_irq	= ixp4xx_init_irq,
+	.timer		= &ixp4xx_timer,
+	.boot_params	= 0x0100,
+	.init_machine	= ap1000_init,
+MACHINE_END
+#endif
--- a/arch/arm/mach-ixp4xx/ixdp425-pci.c
+++ b/arch/arm/mach-ixp4xx/ixdp425-pci.c
@@ -71,7 +71,7 @@ int __init ixdp425_pci_init(void)
 {
 	if (machine_is_ixdp425() || machine_is_ixcdp1100() ||
 			machine_is_ixdp465() || machine_is_kixrp435() ||
-			machine_is_compex())
+			machine_is_compex() || machine_is_ap1000())
 		pci_common_init(&ixdp425_pci);
 	return 0;
 }
--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -105,6 +105,14 @@ config MACH_WRT300NV2
 	  WRT300N v2 router. For more information on this
 	  platform, see http://openwrt.org
 
+config MACH_AP1000
+	bool "Lanready AP-1000"
+	select PCI
+	help
+	  Say 'Y' here if you want your kernel to support Lanready's
+	  AP1000 board. For more information on this
+	  platform, see http://openwrt.org
+
 config ARCH_IXDP425
 	bool "IXDP425"
 	help
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -22,6 +22,7 @@ obj-pci-$(CONFIG_MACH_PRONGHORN)	+= pron
 obj-pci-$(CONFIG_MACH_SIDEWINDER)	+= sidewinder-pci.o
 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-y	+= common.o
 
@@ -43,6 +44,7 @@ obj-$(CONFIG_MACH_PRONGHORN)	+= pronghor
 obj-$(CONFIG_MACH_SIDEWINDER)	+= sidewinder-setup.o
 obj-$(CONFIG_MACH_COMPEX)	+= compex-setup.o
 obj-$(CONFIG_MACH_WRT300NV2)	+= wrt300nv2-setup.o
+obj-$(CONFIG_MACH_AP1000)	+= ap1000-setup.o
 
 obj-$(CONFIG_PCI)		+= $(obj-pci-$(CONFIG_PCI)) common-pci.o
 obj-$(CONFIG_IXP4XX_QMGR)	+= ixp4xx_qmgr.o