4 files changed, 183 insertions, 0 deletions

diff --git a/arch/arm/mach-ixp4xx/Kconfig b/arch/arm/mach-ixp4xx/Kconfig
index daaa190c1253..61b2dfcb89d6 100644
--- a/arch/arm/mach-ixp4xx/Kconfig
+++ b/arch/arm/mach-ixp4xx/Kconfig
@@ -49,6 +49,14 @@ config MACH_GATEWAY7001
           7001 Access Point. For more information on this platform,
           see http://openwrt.org
 
+config MACH_WG302V2
+        bool "Netgear WG302 v2 / WAG302 v2"
+        select PCI
+        help
+          Say 'Y' here if you want your kernel to support Netgear's
+          WG302 v2 or WAG302 v2 Access Points. For more information
+          on this platform, see http://openwrt.org
+
 config ARCH_IXDP425
         bool "IXDP425"
         help
diff --git a/arch/arm/mach-ixp4xx/Makefile b/arch/arm/mach-ixp4xx/Makefile
index b79ce249866a..77e00ade5585 100644
--- a/arch/arm/mach-ixp4xx/Makefile
+++ b/arch/arm/mach-ixp4xx/Makefile
@@ -14,6 +14,7 @@ obj-pci-$(CONFIG_MACH_NSLU2)		+= nslu2-pci.o
 obj-pci-$(CONFIG_MACH_NAS100D)          += nas100d-pci.o
 obj-pci-$(CONFIG_MACH_DSMG600)          += dsmg600-pci.o
 obj-pci-$(CONFIG_MACH_GATEWAY7001)      += gateway7001-pci.o
+obj-pci-$(CONFIG_MACH_WG302V2)          += wg302v2-pci.o
 
 obj-y   += common.o
 
@@ -26,5 +27,6 @@ obj-$(CONFIG_MACH_NSLU2)	+= nslu2-setup.o nslu2-power.o
 obj-$(CONFIG_MACH_NAS100D)      += nas100d-setup.o nas100d-power.o
 obj-$(CONFIG_MACH_DSMG600)      += dsmg600-setup.o dsmg600-power.o
 obj-$(CONFIG_MACH_GATEWAY7001)  += gateway7001-setup.o
+obj-$(CONFIG_MACH_WG302V2)      += wg302v2-setup.o
 
 obj-$(CONFIG_PCI)               += $(obj-pci-$(CONFIG_PCI)) common-pci.o
diff --git a/arch/arm/mach-ixp4xx/wg302v2-pci.c b/arch/arm/mach-ixp4xx/wg302v2-pci.c
new file mode 100644
index 000000000000..7c0e3aa4ef5d
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/wg302v2-pci.c
@@ -0,0 +1,64 @@
+/*
+ * arch/arch/mach-ixp4xx/wg302v2-pci.c
+ *
+ * PCI setup routines for the Netgear WG302 v2 and WAG302 v2
+ *
+ * Copyright (C) 2007 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * based on coyote-pci.c:
+ *      Copyright (C) 2002 Jungo Software Technologies.
+ *      Copyright (C) 2003 MontaVista Software, 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>
+
+void __init wg302v2_pci_preinit(void)
+{
+        set_irq_type(IRQ_IXP4XX_GPIO8, IRQT_LOW);
+        set_irq_type(IRQ_IXP4XX_GPIO9, IRQT_LOW);
+
+        ixp4xx_pci_preinit();
+}
+
+static int __init wg302v2_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+        if (slot == 1)
+                return IRQ_IXP4XX_GPIO8;
+        else if (slot == 2)
+                return IRQ_IXP4XX_GPIO9;
+        else return -1;
+}
+
+struct hw_pci wg302v2_pci __initdata = {
+        .nr_controllers = 1,
+        .preinit =        wg302v2_pci_preinit,
+        .swizzle =        pci_std_swizzle,
+        .setup =          ixp4xx_setup,
+        .scan =           ixp4xx_scan_bus,
+        .map_irq =        wg302v2_map_irq,
+};
+
+int __init wg302v2_pci_init(void)
+{
+        if (machine_is_wg302v2())
+                pci_common_init(&wg302v2_pci);
+        return 0;
+}
+
+subsys_initcall(wg302v2_pci_init);
diff --git a/arch/arm/mach-ixp4xx/wg302v2-setup.c b/arch/arm/mach-ixp4xx/wg302v2-setup.c
new file mode 100644
index 000000000000..f7e09ad804e8
--- /dev/null
+++ b/arch/arm/mach-ixp4xx/wg302v2-setup.c
@@ -0,0 +1,109 @@
+/*
+ * arch/arm/mach-ixp4xx/wg302-setup.c
+ *
+ * Board setup for the Netgear WG302 v2 and WAG302 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 wg302v2_flash_data = {
+        .map_name       = "cfi_probe",
+        .width          = 2,
+};
+
+static struct resource wg302v2_flash_resource = {
+        .flags          = IORESOURCE_MEM,
+};
+
+static struct platform_device wg302v2_flash = {
+        .name           = "IXP4XX-Flash",
+        .id             = 0,
+        .dev            = {
+                .platform_data = &wg302v2_flash_data,
+        },
+        .num_resources  = 1,
+        .resource       = &wg302v2_flash_resource,
+};
+
+static struct resource wg302v2_uart_resource = {
+        .start  = IXP4XX_UART2_BASE_PHYS,
+        .end    = IXP4XX_UART2_BASE_PHYS + 0x0fff,
+        .flags  = IORESOURCE_MEM,
+};
+
+static struct plat_serial8250_port wg302v2_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 wg302v2_uart = {
+        .name           = "serial8250",
+        .id             = PLAT8250_DEV_PLATFORM,
+        .dev                    = {
+                .platform_data  = wg302v2_uart_data,
+        },
+        .num_resources  = 1,
+        .resource       = &wg302v2_uart_resource,
+};
+
+static struct platform_device *wg302v2_devices[] __initdata = {
+        &wg302v2_flash,
+        &wg302v2_uart,
+};
+
+static void __init wg302v2_init(void)
+{
+        ixp4xx_sys_init();
+
+        wg302v2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
+        wg302v2_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(wg302v2_devices, ARRAY_SIZE(wg302v2_devices));
+}
+
+#ifdef CONFIG_MACH_WG302V2
+MACHINE_START(WG302V2, "Netgear WG302 v2 / WAG302 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   = wg302v2_init,
+MACHINE_END
+#endif