ar71xx: adding u-boot for nbg460n

This adds u-boot for nbg460n ar71xx target,
as it is required as second stage bootloader.

Signed-off-by: Michael Kurz <michi.kurz@googlemail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24418 3c298f89-4303-0410-b956-a3cf2f4a3e73

3 files changed, 716 insertions, 0 deletions

diff --git a/package/uboot-ar71xx/files/include/asm-mips/ar71xx.h b/package/uboot-ar71xx/files/include/asm-mips/ar71xx.h
new file mode 100644
index 000000000..e8f3f61d2
--- /dev/null
+++ b/package/uboot-ar71xx/files/include/asm-mips/ar71xx.h
@@ -0,0 +1,515 @@
+/*
+ *  Atheros AR71xx SoC specific definitions
+ *
+ *  Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ *  Parts of this file are based on Atheros' 2.6.15 BSP
+ *
+ *  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.
+ */
+
+#ifndef __ASM_MACH_AR71XX_H
+#define __ASM_MACH_AR71XX_H
+
+#include <linux/types.h>
+#include <asm/io.h>
+#include <linux/bitops.h>
+
+#ifndef __ASSEMBLER__
+
+#define BIT(x)	(1<<(x))
+
+#define AR71XX_PCI_MEM_BASE	0x10000000
+#define AR71XX_PCI_MEM_SIZE	0x08000000
+#define AR71XX_APB_BASE		0x18000000
+#define AR71XX_GE0_BASE		0x19000000
+#define AR71XX_GE0_SIZE		0x01000000
+#define AR71XX_GE1_BASE		0x1a000000
+#define AR71XX_GE1_SIZE		0x01000000
+#define AR71XX_EHCI_BASE	0x1b000000
+#define AR71XX_EHCI_SIZE	0x01000000
+#define AR71XX_OHCI_BASE	0x1c000000
+#define AR71XX_OHCI_SIZE	0x01000000
+#define AR7240_OHCI_BASE	0x1b000000
+#define AR7240_OHCI_SIZE	0x01000000
+#define AR71XX_SPI_BASE		0x1f000000
+#define AR71XX_SPI_SIZE		0x01000000
+
+#define AR71XX_DDR_CTRL_BASE	(AR71XX_APB_BASE + 0x00000000)
+#define AR71XX_DDR_CTRL_SIZE	0x10000
+#define AR71XX_CPU_BASE		(AR71XX_APB_BASE + 0x00010000)
+#define AR71XX_UART_BASE	(AR71XX_APB_BASE + 0x00020000)
+#define AR71XX_UART_SIZE	0x10000
+#define AR71XX_USB_CTRL_BASE	(AR71XX_APB_BASE + 0x00030000)
+#define AR71XX_USB_CTRL_SIZE	0x10000
+#define AR71XX_GPIO_BASE	(AR71XX_APB_BASE + 0x00040000)
+#define AR71XX_GPIO_SIZE	0x10000
+#define AR71XX_PLL_BASE		(AR71XX_APB_BASE + 0x00050000)
+#define AR71XX_PLL_SIZE		0x10000
+#define AR71XX_RESET_BASE	(AR71XX_APB_BASE + 0x00060000)
+#define AR71XX_RESET_SIZE	0x10000
+#define AR71XX_MII_BASE		(AR71XX_APB_BASE + 0x00070000)
+#define AR71XX_MII_SIZE		0x10000
+#define AR71XX_SLIC_BASE	(AR71XX_APB_BASE + 0x00090000)
+#define AR71XX_SLIC_SIZE	0x10000
+#define AR71XX_DMA_BASE		(AR71XX_APB_BASE + 0x000A0000)
+#define AR71XX_DMA_SIZE		0x10000
+#define AR71XX_STEREO_BASE	(AR71XX_APB_BASE + 0x000B0000)
+#define AR71XX_STEREO_SIZE	0x10000
+
+#define AR724X_PCI_CRP_BASE	(AR71XX_APB_BASE + 0x000C0000)
+#define AR724X_PCI_CRP_SIZE	0x100
+
+#define AR724X_PCI_CTRL_BASE	(AR71XX_APB_BASE + 0x000F0000)
+#define AR724X_PCI_CTRL_SIZE	0x100
+
+#define AR91XX_WMAC_BASE	(AR71XX_APB_BASE + 0x000C0000)
+#define AR91XX_WMAC_SIZE	0x30000
+
+#define AR71XX_MEM_SIZE_MIN	0x0200000
+#define AR71XX_MEM_SIZE_MAX	0x10000000
+
+#define AR71XX_CPU_IRQ_BASE	0
+#define AR71XX_MISC_IRQ_BASE	8
+#define AR71XX_MISC_IRQ_COUNT	8
+#define AR71XX_GPIO_IRQ_BASE	16
+#define AR71XX_GPIO_IRQ_COUNT	32
+#define AR71XX_PCI_IRQ_BASE     48
+#define AR71XX_PCI_IRQ_COUNT	8
+
+#define AR71XX_CPU_IRQ_IP2	(AR71XX_CPU_IRQ_BASE + 2)
+#define AR71XX_CPU_IRQ_USB	(AR71XX_CPU_IRQ_BASE + 3)
+#define AR71XX_CPU_IRQ_GE0	(AR71XX_CPU_IRQ_BASE + 4)
+#define AR71XX_CPU_IRQ_GE1	(AR71XX_CPU_IRQ_BASE + 5)
+#define AR71XX_CPU_IRQ_MISC	(AR71XX_CPU_IRQ_BASE + 6)
+#define AR71XX_CPU_IRQ_TIMER	(AR71XX_CPU_IRQ_BASE + 7)
+
+#define AR71XX_MISC_IRQ_TIMER	(AR71XX_MISC_IRQ_BASE + 0)
+#define AR71XX_MISC_IRQ_ERROR	(AR71XX_MISC_IRQ_BASE + 1)
+#define AR71XX_MISC_IRQ_GPIO	(AR71XX_MISC_IRQ_BASE + 2)
+#define AR71XX_MISC_IRQ_UART	(AR71XX_MISC_IRQ_BASE + 3)
+#define AR71XX_MISC_IRQ_WDOG	(AR71XX_MISC_IRQ_BASE + 4)
+#define AR71XX_MISC_IRQ_PERFC	(AR71XX_MISC_IRQ_BASE + 5)
+#define AR71XX_MISC_IRQ_OHCI	(AR71XX_MISC_IRQ_BASE + 6)
+#define AR71XX_MISC_IRQ_DMA	(AR71XX_MISC_IRQ_BASE + 7)
+
+#define AR71XX_GPIO_IRQ(_x)	(AR71XX_GPIO_IRQ_BASE + (_x))
+
+#define AR71XX_PCI_IRQ_DEV0	(AR71XX_PCI_IRQ_BASE + 0)
+#define AR71XX_PCI_IRQ_DEV1	(AR71XX_PCI_IRQ_BASE + 1)
+#define AR71XX_PCI_IRQ_DEV2	(AR71XX_PCI_IRQ_BASE + 2)
+#define AR71XX_PCI_IRQ_CORE	(AR71XX_PCI_IRQ_BASE + 4)
+
+extern u32 ar71xx_ahb_freq;
+extern u32 ar71xx_cpu_freq;
+extern u32 ar71xx_ddr_freq;
+
+enum ar71xx_soc_type {
+	AR71XX_SOC_UNKNOWN,
+	AR71XX_SOC_AR7130,
+	AR71XX_SOC_AR7141,
+	AR71XX_SOC_AR7161,
+	AR71XX_SOC_AR7240,
+	AR71XX_SOC_AR7241,
+	AR71XX_SOC_AR7242,
+	AR71XX_SOC_AR9130,
+	AR71XX_SOC_AR9132
+};
+
+extern enum ar71xx_soc_type ar71xx_soc;
+
+/*
+ * PLL block
+ */
+#define AR71XX_PLL_REG_CPU_CONFIG	0x00
+#define AR71XX_PLL_REG_SEC_CONFIG	0x04
+#define AR71XX_PLL_REG_ETH0_INT_CLOCK	0x10
+#define AR71XX_PLL_REG_ETH1_INT_CLOCK	0x14
+
+#define AR71XX_PLL_DIV_SHIFT		3
+#define AR71XX_PLL_DIV_MASK		0x1f
+#define AR71XX_CPU_DIV_SHIFT		16
+#define AR71XX_CPU_DIV_MASK		0x3
+#define AR71XX_DDR_DIV_SHIFT		18
+#define AR71XX_DDR_DIV_MASK		0x3
+#define AR71XX_AHB_DIV_SHIFT		20
+#define AR71XX_AHB_DIV_MASK		0x7
+
+#define AR71XX_ETH0_PLL_SHIFT		17
+#define AR71XX_ETH1_PLL_SHIFT		19
+
+#define AR724X_PLL_REG_CPU_CONFIG	0x00
+#define AR724X_PLL_REG_PCIE_CONFIG	0x18
+
+#define AR724X_PLL_DIV_SHIFT		0
+#define AR724X_PLL_DIV_MASK		0x3ff
+#define AR724X_PLL_REF_DIV_SHIFT	10
+#define AR724X_PLL_REF_DIV_MASK		0xf
+#define AR724X_AHB_DIV_SHIFT		19
+#define AR724X_AHB_DIV_MASK		0x1
+#define AR724X_DDR_DIV_SHIFT		22
+#define AR724X_DDR_DIV_MASK		0x3
+
+#define AR91XX_PLL_REG_CPU_CONFIG	0x00
+#define AR91XX_PLL_REG_ETH_CONFIG	0x04
+#define AR91XX_PLL_REG_ETH0_INT_CLOCK	0x14
+#define AR91XX_PLL_REG_ETH1_INT_CLOCK	0x18
+
+#define AR91XX_PLL_DIV_SHIFT		0
+#define AR91XX_PLL_DIV_MASK		0x3ff
+#define AR91XX_DDR_DIV_SHIFT		22
+#define AR91XX_DDR_DIV_MASK		0x3
+#define AR91XX_AHB_DIV_SHIFT		19
+#define AR91XX_AHB_DIV_MASK		0x1
+
+#define AR91XX_ETH0_PLL_SHIFT		20
+#define AR91XX_ETH1_PLL_SHIFT		22
+
+// extern void __iomem *ar71xx_pll_base;
+
+// static inline void ar71xx_pll_wr(unsigned reg, u32 val)
+// {
+	// __raw_writel(val, ar71xx_pll_base + reg);
+// }
+
+// static inline u32 ar71xx_pll_rr(unsigned reg)
+// {
+	// return __raw_readl(ar71xx_pll_base + reg);
+// }
+
+/*
+ * USB_CONFIG block
+ */
+#define USB_CTRL_REG_FLADJ	0x00
+#define USB_CTRL_REG_CONFIG	0x04
+
+// extern void __iomem *ar71xx_usb_ctrl_base;
+
+// static inline void ar71xx_usb_ctrl_wr(unsigned reg, u32 val)
+// {
+	// __raw_writel(val, ar71xx_usb_ctrl_base + reg);
+// }
+
+// static inline u32 ar71xx_usb_ctrl_rr(unsigned reg)
+// {
+	// return __raw_readl(ar71xx_usb_ctrl_base + reg);
+// }
+
+/*
+ * GPIO block
+ */
+#define GPIO_REG_OE		0x00
+#define GPIO_REG_IN		0x04
+#define GPIO_REG_OUT		0x08
+#define GPIO_REG_SET		0x0c
+#define GPIO_REG_CLEAR		0x10
+#define GPIO_REG_INT_MODE	0x14
+#define GPIO_REG_INT_TYPE	0x18
+#define GPIO_REG_INT_POLARITY	0x1c
+#define GPIO_REG_INT_PENDING	0x20
+#define GPIO_REG_INT_ENABLE	0x24
+#define GPIO_REG_FUNC		0x28
+
+#define AR71XX_GPIO_FUNC_STEREO_EN	BIT(17)
+#define AR71XX_GPIO_FUNC_SLIC_EN	BIT(16)
+#define AR71XX_GPIO_FUNC_SPI_CS2_EN	BIT(13)
+#define AR71XX_GPIO_FUNC_SPI_CS1_EN	BIT(12)
+#define AR71XX_GPIO_FUNC_UART_EN	BIT(8)
+#define AR71XX_GPIO_FUNC_USB_OC_EN	BIT(4)
+#define AR71XX_GPIO_FUNC_USB_CLK_EN	BIT(0)
+
+#define AR71XX_GPIO_COUNT	16
+
+#define AR724X_GPIO_FUNC_GE0_MII_CLK_EN		BIT(19)
+#define AR724X_GPIO_FUNC_SPI_EN			BIT(18)
+#define AR724X_GPIO_FUNC_SPI_CS_EN2		BIT(14)
+#define AR724X_GPIO_FUNC_SPI_CS_EN1		BIT(13)
+#define AR724X_GPIO_FUNC_CLK_OBS5_EN		BIT(12)
+#define AR724X_GPIO_FUNC_CLK_OBS4_EN		BIT(11)
+#define AR724X_GPIO_FUNC_CLK_OBS3_EN		BIT(10)
+#define AR724X_GPIO_FUNC_CLK_OBS2_EN		BIT(9)
+#define AR724X_GPIO_FUNC_CLK_OBS1_EN		BIT(8)
+#define AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN	BIT(7)
+#define AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN	BIT(6)
+#define AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN	BIT(5)
+#define AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN	BIT(4)
+#define AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN	BIT(3)
+#define AR724X_GPIO_FUNC_UART_RTS_CTS_EN	BIT(2)
+#define AR724X_GPIO_FUNC_UART_EN		BIT(1)
+#define AR724X_GPIO_FUNC_JTAG_DISABLE		BIT(0)
+
+#define AR724X_GPIO_COUNT	18
+
+#define AR91XX_GPIO_FUNC_WMAC_LED_EN	BIT(22)
+#define AR91XX_GPIO_FUNC_EXP_PORT_CS_EN	BIT(21)
+#define AR91XX_GPIO_FUNC_I2S_REFCLKEN	BIT(20)
+#define AR91XX_GPIO_FUNC_I2S_MCKEN	BIT(19)
+#define AR91XX_GPIO_FUNC_I2S1_EN	BIT(18)
+#define AR91XX_GPIO_FUNC_I2S0_EN	BIT(17)
+#define AR91XX_GPIO_FUNC_SLIC_EN	BIT(16)
+#define AR91XX_GPIO_FUNC_UART_RTSCTS_EN	BIT(9)
+#define AR91XX_GPIO_FUNC_UART_EN	BIT(8)
+#define AR91XX_GPIO_FUNC_USB_CLK_EN	BIT(4)
+
+#define AR91XX_GPIO_COUNT	22
+
+// extern void __iomem *ar71xx_gpio_base;
+
+// static inline void ar71xx_gpio_wr(unsigned reg, u32 value)
+// {
+	// __raw_writel(value, ar71xx_gpio_base + reg);
+// }
+
+// static inline u32 ar71xx_gpio_rr(unsigned reg)
+// {
+	// return __raw_readl(ar71xx_gpio_base + reg);
+// }
+
+// void ar71xx_gpio_init(void) __init;
+// void ar71xx_gpio_function_enable(u32 mask);
+// void ar71xx_gpio_function_disable(u32 mask);
+// void ar71xx_gpio_function_setup(u32 set, u32 clear);
+
+/*
+ * DDR_CTRL block
+ */
+#define AR71XX_DDR_REG_PCI_WIN0		0x7c
+#define AR71XX_DDR_REG_PCI_WIN1		0x80
+#define AR71XX_DDR_REG_PCI_WIN2		0x84
+#define AR71XX_DDR_REG_PCI_WIN3		0x88
+#define AR71XX_DDR_REG_PCI_WIN4		0x8c
+#define AR71XX_DDR_REG_PCI_WIN5		0x90
+#define AR71XX_DDR_REG_PCI_WIN6		0x94
+#define AR71XX_DDR_REG_PCI_WIN7		0x98
+#define AR71XX_DDR_REG_FLUSH_GE0	0x9c
+#define AR71XX_DDR_REG_FLUSH_GE1	0xa0
+#define AR71XX_DDR_REG_FLUSH_USB	0xa4
+#define AR71XX_DDR_REG_FLUSH_PCI	0xa8
+
+#define AR724X_DDR_REG_FLUSH_GE0	0x7c
+#define AR724X_DDR_REG_FLUSH_GE1	0x80
+#define AR724X_DDR_REG_FLUSH_USB	0x84
+#define AR724X_DDR_REG_FLUSH_PCIE	0x88
+
+#define AR91XX_DDR_REG_FLUSH_GE0	0x7c
+#define AR91XX_DDR_REG_FLUSH_GE1	0x80
+#define AR91XX_DDR_REG_FLUSH_USB	0x84
+#define AR91XX_DDR_REG_FLUSH_WMAC	0x88
+
+#define PCI_WIN0_OFFS	0x10000000
+#define PCI_WIN1_OFFS	0x11000000
+#define PCI_WIN2_OFFS	0x12000000
+#define PCI_WIN3_OFFS	0x13000000
+#define PCI_WIN4_OFFS	0x14000000
+#define PCI_WIN5_OFFS	0x15000000
+#define PCI_WIN6_OFFS	0x16000000
+#define PCI_WIN7_OFFS	0x07000000
+
+// extern void __iomem *ar71xx_ddr_base;
+
+// static inline void ar71xx_ddr_wr(unsigned reg, u32 val)
+// {
+	// __raw_writel(val, ar71xx_ddr_base + reg);
+// }
+
+// static inline u32 ar71xx_ddr_rr(unsigned reg)
+// {
+	// return __raw_readl(ar71xx_ddr_base + reg);
+// }
+
+// void ar71xx_ddr_flush(u32 reg);
+
+/*
+ * PCI block
+ */
+#define AR71XX_PCI_CFG_BASE	(AR71XX_PCI_MEM_BASE + PCI_WIN7_OFFS + 0x10000)
+#define AR71XX_PCI_CFG_SIZE	0x100
+
+#define PCI_REG_CRP_AD_CBE	0x00
+#define PCI_REG_CRP_WRDATA	0x04
+#define PCI_REG_CRP_RDDATA	0x08
+#define PCI_REG_CFG_AD		0x0c
+#define PCI_REG_CFG_CBE		0x10
+#define PCI_REG_CFG_WRDATA	0x14
+#define PCI_REG_CFG_RDDATA	0x18
+#define PCI_REG_PCI_ERR		0x1c
+#define PCI_REG_PCI_ERR_ADDR	0x20
+#define PCI_REG_AHB_ERR		0x24
+#define PCI_REG_AHB_ERR_ADDR	0x28
+
+#define PCI_CRP_CMD_WRITE	0x00010000
+#define PCI_CRP_CMD_READ	0x00000000
+#define PCI_CFG_CMD_READ	0x0000000a
+#define PCI_CFG_CMD_WRITE	0x0000000b
+
+#define PCI_IDSEL_ADL_START	17
+
+#define AR724X_PCI_CFG_BASE	(AR71XX_PCI_MEM_BASE + 0x4000000)
+#define AR724X_PCI_CFG_SIZE	0x1000
+
+#define AR724X_PCI_REG_APP		0x00
+#define AR724X_PCI_REG_RESET		0x18
+#define AR724X_PCI_REG_INT_STATUS	0x4c
+#define AR724X_PCI_REG_INT_MASK		0x50
+
+#define AR724X_PCI_APP_LTSSM_ENABLE	BIT(0)
+#define AR724X_PCI_RESET_LINK_UP	BIT(0)
+
+#define AR724X_PCI_INT_DEV0		BIT(14)
+
+/*
+ * RESET block
+ */
+#define AR71XX_RESET_REG_TIMER			0x00
+#define AR71XX_RESET_REG_TIMER_RELOAD		0x04
+#define AR71XX_RESET_REG_WDOG_CTRL		0x08
+#define AR71XX_RESET_REG_WDOG			0x0c
+#define AR71XX_RESET_REG_MISC_INT_STATUS	0x10
+#define AR71XX_RESET_REG_MISC_INT_ENABLE	0x14
+#define AR71XX_RESET_REG_PCI_INT_STATUS		0x18
+#define AR71XX_RESET_REG_PCI_INT_ENABLE		0x1c
+#define AR71XX_RESET_REG_GLOBAL_INT_STATUS	0x20
+#define AR71XX_RESET_REG_RESET_MODULE		0x24
+#define AR71XX_RESET_REG_PERFC_CTRL		0x2c
+#define AR71XX_RESET_REG_PERFC0			0x30
+#define AR71XX_RESET_REG_PERFC1			0x34
+#define AR71XX_RESET_REG_REV_ID			0x90
+
+#define AR91XX_RESET_REG_GLOBAL_INT_STATUS	0x18
+#define AR91XX_RESET_REG_RESET_MODULE		0x1c
+#define AR91XX_RESET_REG_PERF_CTRL		0x20
+#define AR91XX_RESET_REG_PERFC0			0x24
+#define AR91XX_RESET_REG_PERFC1			0x28
+
+#define AR724X_RESET_REG_RESET_MODULE		0x1c
+
+#define WDOG_CTRL_LAST_RESET		BIT(31)
+#define WDOG_CTRL_ACTION_MASK		3
+#define WDOG_CTRL_ACTION_NONE		0	/* no action */
+#define WDOG_CTRL_ACTION_GPI		1	/* general purpose interrupt */
+#define WDOG_CTRL_ACTION_NMI		2	/* NMI */
+#define WDOG_CTRL_ACTION_FCR		3	/* full chip reset */
+
+#define MISC_INT_DMA			BIT(7)
+#define MISC_INT_OHCI			BIT(6)
+#define MISC_INT_PERFC			BIT(5)
+#define MISC_INT_WDOG			BIT(4)
+#define MISC_INT_UART			BIT(3)
+#define MISC_INT_GPIO			BIT(2)
+#define MISC_INT_ERROR			BIT(1)
+#define MISC_INT_TIMER			BIT(0)
+
+#define PCI_INT_CORE			BIT(4)
+#define PCI_INT_DEV2			BIT(2)
+#define PCI_INT_DEV1			BIT(1)
+#define PCI_INT_DEV0			BIT(0)
+
+#define RESET_MODULE_EXTERNAL		BIT(28)
+#define RESET_MODULE_FULL_CHIP		BIT(24)
+#define RESET_MODULE_AMBA2WMAC		BIT(22)
+#define RESET_MODULE_CPU_NMI		BIT(21)
+#define RESET_MODULE_CPU_COLD		BIT(20)
+#define RESET_MODULE_DMA		BIT(19)
+#define RESET_MODULE_SLIC		BIT(18)
+#define RESET_MODULE_STEREO		BIT(17)
+#define RESET_MODULE_DDR		BIT(16)
+#define RESET_MODULE_GE1_MAC		BIT(13)
+#define RESET_MODULE_GE1_PHY		BIT(12)
+#define RESET_MODULE_USBSUS_OVERRIDE	BIT(10)
+#define RESET_MODULE_GE0_MAC		BIT(9)
+#define RESET_MODULE_GE0_PHY		BIT(8)
+#define RESET_MODULE_USB_OHCI_DLL	BIT(6)
+#define RESET_MODULE_USB_HOST		BIT(5)
+#define RESET_MODULE_USB_PHY		BIT(4)
+#define RESET_MODULE_USB_OHCI_DLL_7240	BIT(3)
+#define RESET_MODULE_PCI_BUS		BIT(1)
+#define RESET_MODULE_PCI_CORE		BIT(0)
+
+#define AR724X_RESET_GE1_MDIO		BIT(23)
+#define AR724X_RESET_GE0_MDIO		BIT(22)
+#define AR724X_RESET_PCIE_PHY_SERIAL	BIT(10)
+#define AR724X_RESET_PCIE_PHY		BIT(7)
+#define AR724X_RESET_PCIE		BIT(6)
+
+#define REV_ID_MAJOR_MASK	0xfff0
+#define REV_ID_MAJOR_AR71XX	0x00a0
+#define REV_ID_MAJOR_AR913X	0x00b0
+#define REV_ID_MAJOR_AR7240	0x00c0
+#define REV_ID_MAJOR_AR7241	0x0100
+#define REV_ID_MAJOR_AR7242	0x1100
+
+#define AR71XX_REV_ID_MINOR_MASK	0x3
+#define AR71XX_REV_ID_MINOR_AR7130	0x0
+#define AR71XX_REV_ID_MINOR_AR7141	0x1
+#define AR71XX_REV_ID_MINOR_AR7161	0x2
+#define AR71XX_REV_ID_REVISION_MASK	0x3
+#define AR71XX_REV_ID_REVISION_SHIFT	2
+
+#define AR91XX_REV_ID_MINOR_MASK	0x3
+#define AR91XX_REV_ID_MINOR_AR9130	0x0
+#define AR91XX_REV_ID_MINOR_AR9132	0x1
+#define AR91XX_REV_ID_REVISION_MASK	0x3
+#define AR91XX_REV_ID_REVISION_SHIFT	2
+
+#define AR724X_REV_ID_REVISION_MASK	0x3
+
+// extern void __iomem *ar71xx_reset_base;
+
+static inline void ar71xx_reset_wr(unsigned reg, u32 val)
+{
+	__raw_writel(val, KSEG1ADDR(AR71XX_RESET_BASE) + reg);
+}
+
+static inline u32 ar71xx_reset_rr(unsigned reg)
+{
+	return __raw_readl(KSEG1ADDR(AR71XX_RESET_BASE) + reg);
+}
+
+// void ar71xx_device_stop(u32 mask);
+// void ar71xx_device_start(u32 mask);
+// int ar71xx_device_stopped(u32 mask);
+
+/*
+ * SPI block
+ */
+#define SPI_REG_FS		0x00	/* Function Select */
+#define SPI_REG_CTRL		0x04	/* SPI Control */
+#define SPI_REG_IOC		0x08	/* SPI I/O Control */
+#define SPI_REG_RDS		0x0c	/* Read Data Shift */
+
+#define SPI_FS_GPIO		BIT(0)	/* Enable GPIO mode */
+
+#define SPI_CTRL_RD		BIT(6)	/* Remap Disable */
+#define SPI_CTRL_DIV_MASK	0x3f
+
+#define SPI_IOC_DO		BIT(0)	/* Data Out pin */
+#define SPI_IOC_CLK		BIT(8)	/* CLK pin */
+#define SPI_IOC_CS(n)		BIT(16 + (n))
+#define SPI_IOC_CS0		SPI_IOC_CS(0)
+#define SPI_IOC_CS1		SPI_IOC_CS(1)
+#define SPI_IOC_CS2		SPI_IOC_CS(2)
+#define SPI_IOC_CS_ALL		(SPI_IOC_CS0 | SPI_IOC_CS1 | SPI_IOC_CS2)
+
+// void ar71xx_flash_acquire(void);
+// void ar71xx_flash_release(void);
+
+/*
+ * MII_CTRL block
+ */
+#define MII_REG_MII0_CTRL	0x00
+#define MII_REG_MII1_CTRL	0x04
+
+#define MII0_CTRL_IF_GMII	0
+#define MII0_CTRL_IF_MII	1
+#define MII0_CTRL_IF_RGMII	2
+#define MII0_CTRL_IF_RMII	3
+
+#define MII1_CTRL_IF_RGMII	0
+#define MII1_CTRL_IF_RMII	1
+
+#endif /* __ASSEMBLER__ */
+
+#endif /* __ASM_MACH_AR71XX_H */
diff --git a/package/uboot-ar71xx/files/include/asm-mips/ar71xx_gpio.h b/package/uboot-ar71xx/files/include/asm-mips/ar71xx_gpio.h
new file mode 100644
index 000000000..c92364b88
--- /dev/null
+++ b/package/uboot-ar71xx/files/include/asm-mips/ar71xx_gpio.h
@@ -0,0 +1,65 @@
+/*
+ * (C) Copyright 2010
+ * Michael Kurz <michi.kurz@googlemail.com>.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _AR71XX_GPIO_H
+#define _AR71XX_GPIO_H
+
+#include <common.h>
+#include <asm/ar71xx.h>
+
+static inline void ar71xx_setpin(uint8_t pin, uint8_t state)
+{
+	uint32_t reg = readl(KSEG1ADDR(AR71XX_GPIO_BASE + GPIO_REG_OUT));
+
+	if (state != 0) {
+       reg |= (1 << pin);
+   } else {
+       reg &= ~(1 << pin);
+   }
+
+	writel(reg, KSEG1ADDR(AR71XX_GPIO_BASE + GPIO_REG_OUT));
+	readl(KSEG1ADDR(AR71XX_GPIO_BASE + GPIO_REG_OUT));
+}
+
+static inline uint32_t ar71xx_getpin(uint8_t pin)
+{
+    uint32_t reg = readl(KSEG1ADDR(AR71XX_GPIO_BASE + GPIO_REG_IN));
+    return (((reg & (1 << pin)) != 0) ? 1 : 0);
+}
+
+static inline void ar71xx_setpindir(uint8_t pin, uint8_t direction)
+{
+	uint32_t reg = readl(KSEG1ADDR(AR71XX_GPIO_BASE + GPIO_REG_OE));
+
+	if (direction != 0) {
+        reg |= (1 << pin);
+    } else {
+        reg &= ~(1 << pin);
+    }
+
+	writel(reg, KSEG1ADDR(AR71XX_GPIO_BASE + GPIO_REG_OE));
+	readl(KSEG1ADDR(AR71XX_GPIO_BASE + GPIO_REG_OE));
+}
+
+
+#endif /* AR71XX_GPIO_H */
diff --git a/package/uboot-ar71xx/files/include/configs/nbg460n.h b/package/uboot-ar71xx/files/include/configs/nbg460n.h
new file mode 100644
index 000000000..dd9b4c38a
--- /dev/null
+++ b/package/uboot-ar71xx/files/include/configs/nbg460n.h
@@ -0,0 +1,136 @@
+/*
+ * (C) Copyright 2010
+ * Michael Kurz <michi.kurz@googlemail.com>.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/* This file contains the configuration parameters for the zyxel nbg460n board. */
+
+#ifndef _NBG460N_CONFIG_H
+#define _NBG460N_CONFIG_H
+
+#define CONFIG_MIPS32		1  /* MIPS32 CPU core */
+#define CONFIG_AR71XX		1
+#define CONFIG_AR91XX		1
+#define CONFIG_SYS_HZ		1000
+#define CONFIG_SYS_MIPS_TIMER_FREQ (400000000/2)
+
+/* Cache Configuration */
+#define CONFIG_SYS_DCACHE_SIZE		32768
+#define CONFIG_SYS_ICACHE_SIZE		65536
+#define CONFIG_SYS_CACHELINE_SIZE	32
+/* Cache lock for stack */
+#define CONFIG_SYS_INIT_SP_OFFSET	0x1000
+
+#define CONFIG_SYS_MONITOR_BASE	(TEXT_BASE)
+
+#define CONFIG_BAUDRATE		115200
+#define CONFIG_SYS_BAUDRATE_TABLE  {115200}
+
+#define CONFIG_MISC_INIT_R
+
+/* SPI-Flash support */
+#define CONFIG_SPI_FLASH
+#define CONFIG_AR71XX_SPI
+#define CONFIG_SPI_FLASH_MACRONIX
+#define CONFIG_SF_DEFAULT_HZ	25000000
+
+#define CONFIG_ENV_SPI_MAX_HZ	25000000
+#define CONFIG_ENV_SPI_BUS		0
+#define CONFIG_ENV_SPI_CS		0
+
+#define	CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_ADDR			0xbfc20000
+#define CONFIG_ENV_OFFSET		0x20000
+#define CONFIG_ENV_SIZE			0x01000
+#define CONFIG_ENV_SECT_SIZE	0x10000
+#define CONFIG_SYS_MAX_FLASH_BANKS 1
+#define CONFIG_SYS_MAX_FLASH_SECT 64
+#define CONFIG_SYS_FLASH_BASE	0xbfc00000
+
+/* Net support */
+#define CONFIG_ETHADDR_ADDR     0xbfc0fff8
+#define CONFIG_SYS_RX_ETH_BUFFER  	16
+#define CONFIG_AG71XX
+#define CONFIG_AG71XX_PORTS     { 1, 1 }
+#define CONFIG_AG71XX_MII0_IIF  MII0_CTRL_IF_RGMII
+#define CONFIG_AG71XX_MII1_IIF  MII1_CTRL_IF_RGMII
+#define CONFIG_NET_MULTI
+#define CONFIG_IPADDR			192.168.1.254
+#define CONFIG_SERVERIP			192.168.1.42
+
+/* Switch support */
+#define CONFIG_MII
+#define CONFIG_RTL8366_MII
+#define RTL8366_PIN_SDA 16
+#define RTL8366_PIN_SCK 18
+#define MII_GPIOINCLUDE <asm/ar71xx_gpio.h>
+#define MII_SETSDA(x)   ar71xx_setpin(RTL8366_PIN_SDA, x)
+#define MII_GETSDA      ar71xx_getpin(RTL8366_PIN_SDA)
+#define MII_SETSCK(x)   ar71xx_setpin(RTL8366_PIN_SCK, x)
+#define MII_SDAINPUT    ar71xx_setpindir(RTL8366_PIN_SDA, 0)
+#define MII_SDAOUTPUT   ar71xx_setpindir(RTL8366_PIN_SDA, 1)
+#define MII_SCKINPUT    ar71xx_setpindir(RTL8366_PIN_SCK, 0)
+#define MII_SCKOUTPUT   ar71xx_setpindir(RTL8366_PIN_SCK, 1)
+
+#define CONFIG_BOOTDELAY	3
+#define	CONFIG_BOOTARGS		"console=ttyS0,115200 rootfstype==squashfs,jffs2 noinitrd machtype=NBG460N"
+#define CONFIG_BOOTCOMMAND	"bootm 0xbfc70000"
+#define CONFIG_LZMA
+
+
+/* Commands */
+#define CONFIG_SYS_NO_FLASH
+#include <config_cmd_default.h>
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_IMI
+#undef CONFIG_CMD_IMLS
+#undef CONFIG_CMD_LOADS
+#define CONFIG_CMD_SF
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_SPI
+
+/* Miscellaneous configurable options */
+#define CONFIG_SYS_PROMPT		"U-Boot> "
+#define CONFIG_SYS_CBSIZE		256
+#define CONFIG_SYS_MAXARGS		16
+#define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
+#define CONFIG_SYS_LONGHELP		1
+#define CONFIG_CMDLINE_EDITING	1
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_SYS_HUSH_PARSER
+#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
+
+/* Size of malloc() pool */
+#define CONFIG_SYS_MALLOC_LEN		ROUND(3 * 0x10000 + 128*1024, 0x1000)
+#define CONFIG_SYS_GBL_DATA_SIZE	128	/* 128 bytes for initial data */
+
+#define CONFIG_SYS_BOOTPARAMS_LEN	128*1024
+
+#define CONFIG_SYS_SDRAM_BASE		0x80000000     /* Cached addr */
+#define	CONFIG_SYS_LOAD_ADDR		0x80060000     /* default load address	*/
+
+#define CONFIG_SYS_MEMTEST_START	0x80000800
+#define CONFIG_SYS_MEMTEST_END		0x81E00000
+
+#endif	/* _NBG460N_CONFIG_H */