M7350v1_en_gpl

kernel/arch/avr32/boards/atngw100/Kconfig

@@ -0,0 +1,65 @@
+# NGW100 customization
+
+if BOARD_ATNGW100_COMMON
+
+config BOARD_ATNGW100_MKII_LCD
+	bool "Enable ATNGW100 mkII LCD interface"
+	depends on BOARD_ATNGW100_MKII
+	help
+	  This enables the LCD controller (LCDC) in the AT32AP7000. Since the
+	  LCDC is multiplexed with MACB1 (LAN) Ethernet port, only one can be
+	  enabled at a time.
+
+	  This choice enables the LCDC and disables the MACB1 interface marked
+	  LAN on the PCB.
+
+choice
+	prompt "Select an NGW100 add-on board to support"
+	default BOARD_ATNGW100_ADDON_NONE
+
+config BOARD_ATNGW100_ADDON_NONE
+	bool "None"
+
+config BOARD_ATNGW100_EVKLCD10X
+	bool "EVKLCD10X addon board"
+	depends on BOARD_ATNGW100_MKI || BOARD_ATNGW100_MKII_LCD
+	help
+	  This enables support for the EVKLCD100 (QVGA) or EVKLCD101 (VGA)
+	  addon board for the NGW100 and NGW100 mkII. By enabling this the LCD
+	  controller and AC97 controller is added as platform devices.
+
+config BOARD_ATNGW100_MRMT
+	bool "Mediama RMT1/2 add-on board"
+	help
+	  This enables support for the Mediama RMT1 or RMT2 board.
+	  RMT provides LCD support, AC97 codec and other
+	  optional peripherals to the Atmel NGW100.
+
+	  This choice disables the detect pin and the write-protect pin for the
+	  MCI platform device, since it conflicts with the LCD platform device.
+	  The MCI pins can be reenabled by editing the "add device function" but
+	  this may break the setup for other displays that use these pins.
+
+endchoice
+
+choice
+	prompt "LCD panel resolution on EVKLCD10X"
+	depends on BOARD_ATNGW100_EVKLCD10X
+	default BOARD_ATNGW100_EVKLCD10X_VGA
+
+config BOARD_ATNGW100_EVKLCD10X_QVGA
+	bool "QVGA (320x240)"
+
+config BOARD_ATNGW100_EVKLCD10X_VGA
+	bool "VGA (640x480)"
+
+config BOARD_ATNGW100_EVKLCD10X_POW_QVGA
+	bool "Powertip QVGA (320x240)"
+
+endchoice
+
+if BOARD_ATNGW100_MRMT
+source	"arch/avr32/boards/atngw100/Kconfig_mrmt"
+endif
+
+endif	# BOARD_ATNGW100_COMMON

kernel/arch/avr32/boards/atngw100/Kconfig_mrmt

@@ -0,0 +1,80 @@
+# RMT for NGW100 customization
+
+choice
+	prompt "RMT Version"
+	help
+	  Select the RMTx board version.
+
+config BOARD_MRMT_REV1
+	bool "RMT1"
+config BOARD_MRMT_REV2
+	bool "RMT2"
+
+endchoice
+
+config BOARD_MRMT_AC97
+	bool "Enable AC97 CODEC"
+	help
+	  Enable the UCB1400 AC97 CODEC driver.
+
+choice
+	prompt "Touchscreen Driver"
+	default BOARD_MRMT_ADS7846_TS
+
+config BOARD_MRMT_UCB1400_TS
+	bool "Use UCB1400 Touchscreen"
+
+config BOARD_MRMT_ADS7846_TS
+	bool "Use ADS7846 Touchscreen"
+
+endchoice
+
+choice
+	prompt "RMTx LCD Selection"
+	default BOARD_MRMT_LCD_DISABLE
+
+config BOARD_MRMT_LCD_DISABLE
+	bool "LCD Disabled"
+
+config BOARD_MRMT_LCD_LQ043T3DX0X
+	bool "Sharp LQ043T3DX0x or compatible"
+	help
+	  If using RMT2, be sure to load the resistor pack selectors accordingly
+
+if BOARD_MRMT_REV2
+config BOARD_MRMT_LCD_KWH043GM08
+	bool "Formike KWH043GM08 or compatible"
+	help
+	  Be sure to load the RMT2 resistor pack selectors accordingly
+endif
+
+endchoice
+
+if !BOARD_MRMT_LCD_DISABLE
+config BOARD_MRMT_BL_PWM
+	bool "Use PWM control for LCD Backlight"
+	help
+		Use PWM driver for controlling LCD Backlight.
+		Otherwise, LCD Backlight is always on.
+endif
+
+config BOARD_MRMT_RTC_I2C
+	bool "Use External RTC on I2C Bus"
+	help
+		RMT1 has an optional RTC device on the I2C bus.
+		It is a SII S35390A.  Be sure to select the
+		matching RTC driver.
+
+choice
+	prompt "Wireless Module on ttyS2"
+	default BOARD_MRMT_WIRELESS_ZB
+
+config BOARD_MRMT_WIRELESS_ZB
+	bool "Use ZigBee/802.15.4 Module"
+
+config BOARD_MRMT_WIRELESS_BT
+	bool "Use Bluetooth (HCI) Module"
+
+config BOARD_MRMT_WIRELESS_NONE
+	bool "Not Installed"
+endchoice

kernel/arch/avr32/boards/atngw100/Makefile

@@ -0,0 +1,3 @@
+obj-y					+= setup.o flash.o
+obj-$(CONFIG_BOARD_ATNGW100_EVKLCD10X)	+= evklcd10x.o
+obj-$(CONFIG_BOARD_ATNGW100_MRMT)	+= mrmt.o

kernel/arch/avr32/boards/atngw100/evklcd10x.c

@@ -0,0 +1,178 @@
+/*
+ * Board-specific setup code for the ATEVKLCD10X addon board to the ATNGW100
+ * Network Gateway
+ *
+ * Copyright (C) 2008 Atmel Corporation
+ *
+ * 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/init.h>
+#include <linux/linkage.h>
+#include <linux/gpio.h>
+#include <linux/fb.h>
+#include <linux/platform_device.h>
+
+#include <video/atmel_lcdc.h>
+
+#include <asm/setup.h>
+
+#include <mach/at32ap700x.h>
+#include <mach/portmux.h>
+#include <mach/board.h>
+
+#include <sound/atmel-ac97c.h>
+
+static struct ac97c_platform_data __initdata ac97c0_data = {
+	.reset_pin = GPIO_PIN_PB(19),
+};
+
+#ifdef CONFIG_BOARD_ATNGW100_EVKLCD10X_VGA
+static struct fb_videomode __initdata tcg057vglad_modes[] = {
+	{
+		.name		= "640x480 @ 50",
+		.refresh	= 50,
+		.xres		= 640,		.yres		= 480,
+		.pixclock	= KHZ2PICOS(25180),
+
+		.left_margin	= 64,		.right_margin	= 96,
+		.upper_margin	= 34,		.lower_margin	= 11,
+		.hsync_len	= 64,		.vsync_len	= 15,
+
+		.sync		= 0,
+		.vmode		= FB_VMODE_NONINTERLACED,
+	},
+};
+
+static struct fb_monspecs __initdata atevklcd10x_default_monspecs = {
+	.manufacturer		= "KYO",
+	.monitor		= "TCG057VGLAD",
+	.modedb			= tcg057vglad_modes,
+	.modedb_len		= ARRAY_SIZE(tcg057vglad_modes),
+	.hfmin			= 19948,
+	.hfmax			= 31478,
+	.vfmin			= 50,
+	.vfmax			= 67,
+	.dclkmax		= 28330000,
+};
+
+static struct atmel_lcdfb_info __initdata atevklcd10x_lcdc_data = {
+	.default_bpp		= 16,
+	.default_dmacon		= ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
+	.default_lcdcon2	= (ATMEL_LCDC_DISTYPE_TFT
+				   | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
+				   | ATMEL_LCDC_MEMOR_BIG),
+	.default_monspecs	= &atevklcd10x_default_monspecs,
+	.guard_time		= 2,
+};
+#elif CONFIG_BOARD_ATNGW100_EVKLCD10X_QVGA
+static struct fb_videomode __initdata tcg057qvlad_modes[] = {
+	{
+		.name		= "320x240 @ 50",
+		.refresh	= 50,
+		.xres		= 320,		.yres		= 240,
+		.pixclock	= KHZ2PICOS(6300),
+
+		.left_margin	= 34,		.right_margin	= 46,
+		.upper_margin	= 7,		.lower_margin	= 15,
+		.hsync_len	= 64,		.vsync_len	= 12,
+
+		.sync		= 0,
+		.vmode		= FB_VMODE_NONINTERLACED,
+	},
+};
+
+static struct fb_monspecs __initdata atevklcd10x_default_monspecs = {
+	.manufacturer		= "KYO",
+	.monitor		= "TCG057QVLAD",
+	.modedb			= tcg057qvlad_modes,
+	.modedb_len		= ARRAY_SIZE(tcg057qvlad_modes),
+	.hfmin			= 19948,
+	.hfmax			= 31478,
+	.vfmin			= 50,
+	.vfmax			= 67,
+	.dclkmax		= 7000000,
+};
+
+static struct atmel_lcdfb_info __initdata atevklcd10x_lcdc_data = {
+	.default_bpp		= 16,
+	.default_dmacon		= ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
+	.default_lcdcon2	= (ATMEL_LCDC_DISTYPE_TFT
+				   | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
+				   | ATMEL_LCDC_MEMOR_BIG),
+	.default_monspecs	= &atevklcd10x_default_monspecs,
+	.guard_time		= 2,
+};
+#elif CONFIG_BOARD_ATNGW100_EVKLCD10X_POW_QVGA
+static struct fb_videomode __initdata ph320240t_modes[] = {
+	{
+		.name		= "320x240 @ 60",
+		.refresh	= 60,
+		.xres		= 320,		.yres		= 240,
+		.pixclock	= KHZ2PICOS(6300),
+
+		.left_margin	= 38,		.right_margin	= 20,
+		.upper_margin	= 15,		.lower_margin	= 5,
+		.hsync_len	= 30,		.vsync_len	= 3,
+
+		.sync		= 0,
+		.vmode		= FB_VMODE_NONINTERLACED,
+	},
+};
+
+static struct fb_monspecs __initdata atevklcd10x_default_monspecs = {
+	.manufacturer		= "POW",
+	.monitor		= "PH320240T",
+	.modedb			= ph320240t_modes,
+	.modedb_len		= ARRAY_SIZE(ph320240t_modes),
+	.hfmin			= 14400,
+	.hfmax			= 21600,
+	.vfmin			= 50,
+	.vfmax			= 90,
+	.dclkmax		= 6400000,
+};
+
+static struct atmel_lcdfb_info __initdata atevklcd10x_lcdc_data = {
+	.default_bpp		= 16,
+	.default_dmacon		= ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
+	.default_lcdcon2	= (ATMEL_LCDC_DISTYPE_TFT
+				   | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
+				   | ATMEL_LCDC_MEMOR_BIG),
+	.default_monspecs	= &atevklcd10x_default_monspecs,
+	.guard_time		= 2,
+};
+#endif
+
+static void atevklcd10x_lcdc_power_control(int on)
+{
+	gpio_set_value(GPIO_PIN_PB(15), on);
+}
+
+static int __init atevklcd10x_init(void)
+{
+	/* PB15 is connected to the enable line on the boost regulator
+	 * controlling the backlight for the LCD panel.
+	 */
+	at32_select_gpio(GPIO_PIN_PB(15), AT32_GPIOF_OUTPUT);
+	gpio_request(GPIO_PIN_PB(15), "backlight");
+	gpio_direction_output(GPIO_PIN_PB(15), 0);
+
+	atevklcd10x_lcdc_data.atmel_lcdfb_power_control =
+		atevklcd10x_lcdc_power_control;
+
+	at32_add_device_lcdc(0, &atevklcd10x_lcdc_data,
+			fbmem_start, fbmem_size,
+#ifdef CONFIG_BOARD_ATNGW100_MKII
+			ATMEL_LCDC_PRI_18BIT | ATMEL_LCDC_PC_DVAL
+#else
+			ATMEL_LCDC_ALT_18BIT | ATMEL_LCDC_PE_DVAL
+#endif
+			);
+
+	at32_add_device_ac97c(0, &ac97c0_data, AC97C_BOTH);
+
+	return 0;
+}
+postcore_initcall(atevklcd10x_init);

kernel/arch/avr32/boards/atngw100/flash.c

@@ -0,0 +1,98 @@
+/*
+ * ATNGW100 board-specific flash initialization
+ *
+ * Copyright (C) 2005-2006 Atmel Corporation
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+#include <mach/smc.h>
+
+static struct smc_timing flash_timing __initdata = {
+	.ncs_read_setup		= 0,
+	.nrd_setup		= 40,
+	.ncs_write_setup	= 0,
+	.nwe_setup		= 10,
+
+	.ncs_read_pulse		= 80,
+	.nrd_pulse		= 40,
+	.ncs_write_pulse	= 65,
+	.nwe_pulse		= 55,
+
+	.read_cycle		= 120,
+	.write_cycle		= 120,
+};
+
+static struct smc_config flash_config __initdata = {
+	.bus_width		= 2,
+	.nrd_controlled		= 1,
+	.nwe_controlled		= 1,
+	.byte_write		= 1,
+};
+
+static struct mtd_partition flash_parts[] = {
+	{
+		.name           = "u-boot",
+		.offset         = 0x00000000,
+		.size           = 0x00020000,           /* 128 KiB */
+		.mask_flags     = MTD_WRITEABLE,
+	},
+	{
+		.name           = "root",
+		.offset         = 0x00020000,
+		.size           = 0x007d0000,
+	},
+	{
+		.name           = "env",
+		.offset         = 0x007f0000,
+		.size           = 0x00010000,
+		.mask_flags     = MTD_WRITEABLE,
+	},
+};
+
+static struct physmap_flash_data flash_data = {
+	.width		= 2,
+	.nr_parts	= ARRAY_SIZE(flash_parts),
+	.parts		= flash_parts,
+};
+
+static struct resource flash_resource = {
+	.start		= 0x00000000,
+	.end		= 0x007fffff,
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.resource	= &flash_resource,
+	.num_resources	= 1,
+	.dev		= {
+		.platform_data = &flash_data,
+	},
+};
+
+/* This needs to be called after the SMC has been initialized */
+static int __init atngw100_flash_init(void)
+{
+	int ret;
+
+	smc_set_timing(&flash_config, &flash_timing);
+	ret = smc_set_configuration(0, &flash_config);
+	if (ret < 0) {
+		printk(KERN_ERR "atngw100: failed to set NOR flash timing\n");
+		return ret;
+	}
+
+	platform_device_register(&flash_device);
+
+	return 0;
+}
+device_initcall(atngw100_flash_init);

kernel/arch/avr32/boards/atngw100/mrmt.c

@@ -0,0 +1,374 @@
+/*
+ * Board-specific setup code for Remote Media Terminal 1 (RMT1)
+ * add-on board for the ATNGW100 Network Gateway
+ *
+ * Copyright (C) 2008 Mediama Technologies
+ * Based on ATNGW100 Network Gateway (Copyright (C) Atmel)
+ *
+ * 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/gpio.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/linkage.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+#include <linux/fb.h>
+#include <linux/leds.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+#include <linux/atmel_serial.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+
+#include <video/atmel_lcdc.h>
+#include <sound/atmel-ac97c.h>
+
+#include <asm/delay.h>
+#include <asm/io.h>
+#include <asm/setup.h>
+
+#include <mach/at32ap700x.h>
+#include <mach/board.h>
+#include <mach/init.h>
+#include <mach/portmux.h>
+
+/* Define board-specifoic GPIO assignments */
+#define PIN_LCD_BL	GPIO_PIN_PA(28)
+#define PWM_CH_BL	0	/* Must match with GPIO pin definition */
+#define PIN_LCD_DISP	GPIO_PIN_PA(31)
+#define	PIN_AC97_RST_N	GPIO_PIN_PA(30)
+#define PB_EXTINT_BASE	25
+#define TS_IRQ		0
+#define PIN_TS_EXTINT	GPIO_PIN_PB(PB_EXTINT_BASE+TS_IRQ)
+#define PIN_PB_LEFT	GPIO_PIN_PB(11)
+#define PIN_PB_RIGHT	GPIO_PIN_PB(12)
+#define PIN_PWR_SW_N	GPIO_PIN_PB(14)
+#define PIN_PWR_ON	GPIO_PIN_PB(13)
+#define PIN_ZB_RST_N	GPIO_PIN_PA(21)
+#define PIN_BT_RST	GPIO_PIN_PA(22)
+#define PIN_LED_SYS	GPIO_PIN_PA(16)
+#define PIN_LED_A	GPIO_PIN_PA(19)
+#define PIN_LED_B	GPIO_PIN_PE(19)
+
+#ifdef CONFIG_BOARD_MRMT_LCD_LQ043T3DX0X
+/* Sharp LQ043T3DX0x (or compatible) panel */
+static struct fb_videomode __initdata lcd_fb_modes[] = {
+	{
+		.name		= "480x272 @ 59.94Hz",
+		.refresh	= 59.94,
+		.xres		= 480,		.yres		= 272,
+		.pixclock	= KHZ2PICOS(9000),
+
+		.left_margin	= 2,		.right_margin	= 2,
+		.upper_margin	= 3,		.lower_margin	= 9,
+		.hsync_len	= 41,		.vsync_len	= 1,
+
+		.sync		= 0,
+		.vmode		= FB_VMODE_NONINTERLACED,
+	},
+};
+
+static struct fb_monspecs __initdata lcd_fb_default_monspecs = {
+	.manufacturer		= "SHA",
+	.monitor		= "LQ043T3DX02",
+	.modedb			= lcd_fb_modes,
+	.modedb_len		= ARRAY_SIZE(lcd_fb_modes),
+	.hfmin			= 14915,
+	.hfmax			= 17638,
+	.vfmin			= 53,
+	.vfmax			= 61,
+	.dclkmax		= 9260000,
+};
+
+static struct atmel_lcdfb_info __initdata rmt_lcdc_data = {
+	.default_bpp		= 24,
+	.default_dmacon		= ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
+	.default_lcdcon2	= (ATMEL_LCDC_DISTYPE_TFT
+				   | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
+				   | ATMEL_LCDC_INVCLK_NORMAL
+				   | ATMEL_LCDC_MEMOR_BIG),
+	.lcd_wiring_mode	= ATMEL_LCDC_WIRING_RGB,
+	.default_monspecs	= &lcd_fb_default_monspecs,
+	.guard_time		= 2,
+};
+#endif
+
+#ifdef CONFIG_BOARD_MRMT_LCD_KWH043GM08
+/* Sharp KWH043GM08-Fxx (or compatible) panel */
+static struct fb_videomode __initdata lcd_fb_modes[] = {
+	{
+		.name		= "480x272 @ 59.94Hz",
+		.refresh	= 59.94,
+		.xres		= 480,		.yres		= 272,
+		.pixclock	= KHZ2PICOS(9000),
+
+		.left_margin	= 2,		.right_margin	= 2,
+		.upper_margin	= 3,		.lower_margin	= 9,
+		.hsync_len	= 41,		.vsync_len	= 1,
+
+		.sync		= 0,
+		.vmode		= FB_VMODE_NONINTERLACED,
+	},
+};
+
+static struct fb_monspecs __initdata lcd_fb_default_monspecs = {
+	.manufacturer		= "FOR",
+	.monitor		= "KWH043GM08",
+	.modedb			= lcd_fb_modes,
+	.modedb_len		= ARRAY_SIZE(lcd_fb_modes),
+	.hfmin			= 14915,
+	.hfmax			= 17638,
+	.vfmin			= 53,
+	.vfmax			= 61,
+	.dclkmax		= 9260000,
+};
+
+static struct atmel_lcdfb_info __initdata rmt_lcdc_data = {
+	.default_bpp		= 24,
+	.default_dmacon		= ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
+	.default_lcdcon2	= (ATMEL_LCDC_DISTYPE_TFT
+				   | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
+				   | ATMEL_LCDC_INVCLK_INVERTED
+				   | ATMEL_LCDC_MEMOR_BIG),
+	.lcd_wiring_mode	= ATMEL_LCDC_WIRING_RGB,
+	.default_monspecs	= &lcd_fb_default_monspecs,
+	.guard_time		= 2,
+};
+#endif
+
+#ifdef CONFIG_BOARD_MRMT_AC97
+static struct ac97c_platform_data __initdata ac97c0_data = {
+	.reset_pin		= PIN_AC97_RST_N,
+};
+#endif
+
+#ifdef CONFIG_BOARD_MRMT_UCB1400_TS
+/* NOTE: IRQ assignment relies on kernel module parameter */
+static struct platform_device rmt_ts_device = {
+	.name	= "ucb1400_ts",
+	.id	= -1,
+	}
+};
+#endif
+
+#ifdef CONFIG_BOARD_MRMT_BL_PWM
+/* PWM LEDs: LCD Backlight, etc */
+static struct gpio_led rmt_pwm_led[] = {
+	/* here the "gpio" is actually a PWM channel */
+	{ .name = "backlight",	.gpio = PWM_CH_BL, },
+};
+
+static struct gpio_led_platform_data rmt_pwm_led_data = {
+	.num_leds	= ARRAY_SIZE(rmt_pwm_led),
+	.leds		= rmt_pwm_led,
+};
+
+static struct platform_device rmt_pwm_led_dev = {
+	.name		= "leds-atmel-pwm",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &rmt_pwm_led_data,
+	},
+};
+#endif
+
+#ifdef CONFIG_BOARD_MRMT_ADS7846_TS
+static int ads7846_pendown_state(void)
+{
+	return !gpio_get_value( PIN_TS_EXTINT );	/* PENIRQ.*/
+}
+
+static struct ads7846_platform_data ads_info = {
+	.model				= 7846,
+	.keep_vref_on			= 0,	/* Use external VREF pin */
+	.vref_delay_usecs		= 0,
+	.vref_mv			= 3300,	/* VREF = 3.3V */
+	.settle_delay_usecs		= 800,
+	.penirq_recheck_delay_usecs	= 800,
+	.x_plate_ohms			= 750,
+	.y_plate_ohms			= 300,
+	.pressure_max			= 4096,
+	.debounce_max			= 1,
+	.debounce_rep			= 0,
+	.debounce_tol			= (~0),
+	.get_pendown_state		= ads7846_pendown_state,
+	.filter				= NULL,
+	.filter_init			= NULL,
+};
+
+static struct spi_board_info spi01_board_info[] __initdata = {
+	{
+		.modalias	= "ads7846",
+		.max_speed_hz	= 31250*26,
+		.bus_num	= 0,
+		.chip_select	= 1,
+		.platform_data	= &ads_info,
+		.irq		= AT32_EXTINT(TS_IRQ),
+	},
+};
+#endif
+
+/* GPIO Keys: left, right, power, etc */
+static const struct gpio_keys_button rmt_gpio_keys_buttons[] = {
+	[0] = {
+		.type		= EV_KEY,
+		.code		= KEY_POWER,
+		.gpio		= PIN_PWR_SW_N,
+		.active_low	= 1,
+		.desc		= "power button",
+	},
+	[1] = {
+		.type		= EV_KEY,
+		.code		= KEY_LEFT,
+		.gpio		= PIN_PB_LEFT,
+		.active_low	= 1,
+		.desc		= "left button",
+	},
+	[2] = {
+		.type		= EV_KEY,
+		.code		= KEY_RIGHT,
+		.gpio		= PIN_PB_RIGHT,
+		.active_low	= 1,
+		.desc		= "right button",
+	},
+};
+
+static const struct gpio_keys_platform_data rmt_gpio_keys_data = {
+	.nbuttons =	ARRAY_SIZE(rmt_gpio_keys_buttons),
+	.buttons =	(void *) rmt_gpio_keys_buttons,
+};
+
+static struct platform_device rmt_gpio_keys = {
+	.name =		"gpio-keys",
+	.id =		-1,
+	.dev = {
+		.platform_data = (void *) &rmt_gpio_keys_data,
+	}
+};
+
+#ifdef CONFIG_BOARD_MRMT_RTC_I2C
+static struct i2c_board_info __initdata mrmt1_i2c_rtc = {
+	I2C_BOARD_INFO("s35390a", 0x30),
+	.irq		= 0,
+};
+#endif
+
+static void mrmt_power_off(void)
+{
+	/* PWR_ON=0 will force power off */
+	gpio_set_value( PIN_PWR_ON, 0 );
+}
+
+static int __init mrmt1_init(void)
+{
+	gpio_set_value( PIN_PWR_ON, 1 );	/* Ensure PWR_ON is enabled */
+
+	pm_power_off = mrmt_power_off;
+
+	/* Setup USARTS (other than console) */
+	at32_map_usart(2, 1, 0);	/* USART 2: /dev/ttyS1, RMT1:DB9M */
+	at32_map_usart(3, 2, ATMEL_USART_RTS | ATMEL_USART_CTS);
+			/* USART 3: /dev/ttyS2, RMT1:Wireless, w/ RTS/CTS */
+	at32_add_device_usart(1);
+	at32_add_device_usart(2);
+
+	/* Select GPIO Key pins */
+	at32_select_gpio( PIN_PWR_SW_N, AT32_GPIOF_DEGLITCH);
+	at32_select_gpio( PIN_PB_LEFT, AT32_GPIOF_DEGLITCH);
+	at32_select_gpio( PIN_PB_RIGHT, AT32_GPIOF_DEGLITCH);
+	platform_device_register(&rmt_gpio_keys);
+
+#ifdef CONFIG_BOARD_MRMT_RTC_I2C
+	i2c_register_board_info(0, &mrmt1_i2c_rtc, 1);
+#endif
+
+#ifndef CONFIG_BOARD_MRMT_LCD_DISABLE
+	/* User "alternate" LCDC inferface on Port E & D */
+	/* NB: exclude LCDC_CC pin, as NGW100 reserves it for other use */
+	at32_add_device_lcdc(0, &rmt_lcdc_data,
+		fbmem_start, fbmem_size,
+		(ATMEL_LCDC_ALT_24BIT | ATMEL_LCDC_PE_DVAL ) );
+#endif
+
+#ifdef CONFIG_BOARD_MRMT_AC97
+	at32_add_device_ac97c(0, &ac97c0_data, AC97C_BOTH);
+#endif
+
+#ifdef CONFIG_BOARD_MRMT_ADS7846_TS
+	/* Select the Touchscreen interrupt pin mode */
+	at32_select_periph( GPIO_PIOB_BASE, 1 << (PB_EXTINT_BASE+TS_IRQ),
+			GPIO_PERIPH_A, AT32_GPIOF_DEGLITCH);
+	irq_set_irq_type(AT32_EXTINT(TS_IRQ), IRQ_TYPE_EDGE_FALLING);
+	at32_spi_setup_slaves(0,spi01_board_info,ARRAY_SIZE(spi01_board_info));
+	spi_register_board_info(spi01_board_info,ARRAY_SIZE(spi01_board_info));
+#endif
+
+#ifdef CONFIG_BOARD_MRMT_UCB1400_TS
+	/* Select the Touchscreen interrupt pin mode */
+	at32_select_periph( GPIO_PIOB_BASE, 1 << (PB_EXTINT_BASE+TS_IRQ),
+			GPIO_PERIPH_A, AT32_GPIOF_DEGLITCH);
+	platform_device_register(&rmt_ts_device);
+#endif
+
+	at32_select_gpio( PIN_LCD_DISP, AT32_GPIOF_OUTPUT );
+	gpio_request( PIN_LCD_DISP, "LCD_DISP" );
+	gpio_direction_output( PIN_LCD_DISP, 0 );	/* LCD DISP */
+#ifdef CONFIG_BOARD_MRMT_LCD_DISABLE
+	/* Keep Backlight and DISP off */
+	at32_select_gpio( PIN_LCD_BL, AT32_GPIOF_OUTPUT );
+	gpio_request( PIN_LCD_BL, "LCD_BL" );
+	gpio_direction_output( PIN_LCD_BL, 0 );		/* Backlight */
+#else
+	gpio_set_value( PIN_LCD_DISP, 1 );	/* DISP asserted first */
+#ifdef CONFIG_BOARD_MRMT_BL_PWM
+	/* Use PWM for Backlight controls */
+	at32_add_device_pwm(1 << PWM_CH_BL);
+	platform_device_register(&rmt_pwm_led_dev);
+#else
+	/* Backlight always on */
+	udelay( 1 );
+	at32_select_gpio( PIN_LCD_BL, AT32_GPIOF_OUTPUT );
+	gpio_request( PIN_LCD_BL, "LCD_BL" );
+	gpio_direction_output( PIN_LCD_BL, 1 );
+#endif
+#endif
+
+	/* Make sure BT and Zigbee modules in reset */
+	at32_select_gpio( PIN_BT_RST, AT32_GPIOF_OUTPUT );
+	gpio_request( PIN_BT_RST, "BT_RST" );
+	gpio_direction_output( PIN_BT_RST, 1 );
+	/* BT Module in Reset */
+
+	at32_select_gpio( PIN_ZB_RST_N, AT32_GPIOF_OUTPUT );
+	gpio_request( PIN_ZB_RST_N, "ZB_RST_N" );
+	gpio_direction_output( PIN_ZB_RST_N, 0 );
+	/* XBee Module in Reset */
+
+#ifdef CONFIG_BOARD_MRMT_WIRELESS_ZB
+	udelay( 1000 );
+	/* Unreset the XBee Module */
+	gpio_set_value( PIN_ZB_RST_N, 1 );
+#endif
+#ifdef CONFIG_BOARD_MRMT_WIRELESS_BT
+	udelay( 1000 );
+	/* Unreset the BT Module */
+	gpio_set_value( PIN_BT_RST, 0 );
+#endif
+
+	return 0;
+}
+arch_initcall(mrmt1_init);
+
+static int __init mrmt1_early_init(void)
+{
+	/* To maintain power-on signal in case boot loader did not already */
+	at32_select_gpio( PIN_PWR_ON, AT32_GPIOF_OUTPUT );
+	gpio_request( PIN_PWR_ON, "PIN_PWR_ON" );
+	gpio_direction_output( PIN_PWR_ON, 1 );
+
+	return 0;
+}
+core_initcall(mrmt1_early_init);

kernel/arch/avr32/boards/atngw100/setup.c

@@ -0,0 +1,324 @@
+/*
+ * Board-specific setup code for the ATNGW100 Network Gateway
+ *
+ * Copyright (C) 2005-2006 Atmel Corporation
+ *
+ * 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/clk.h>
+#include <linux/etherdevice.h>
+#include <linux/gpio.h>
+#include <linux/irq.h>
+#include <linux/i2c.h>
+#include <linux/i2c-gpio.h>
+#include <linux/init.h>
+#include <linux/linkage.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+#include <linux/leds.h>
+#include <linux/spi/spi.h>
+#include <linux/atmel-mci.h>
+#include <linux/usb/atmel_usba_udc.h>
+
+#include <asm/io.h>
+#include <asm/setup.h>
+
+#include <mach/at32ap700x.h>
+#include <mach/board.h>
+#include <mach/init.h>
+#include <mach/portmux.h>
+
+/* Oscillator frequencies. These are board-specific */
+unsigned long at32_board_osc_rates[3] = {
+	[0] = 32768,	/* 32.768 kHz on RTC osc */
+	[1] = 20000000,	/* 20 MHz on osc0 */
+	[2] = 12000000,	/* 12 MHz on osc1 */
+};
+
+/*
+ * The ATNGW100 mkII is very similar to the ATNGW100. Both have the AT32AP7000
+ * chip on board; the difference is that the ATNGW100 mkII has 128 MB 32-bit
+ * SDRAM (the ATNGW100 has 32 MB 16-bit SDRAM) and 256 MB 16-bit NAND flash
+ * (the ATNGW100 has none.)
+ *
+ * The RAM difference is handled by the boot loader, so the only difference we
+ * end up handling here is the NAND flash, EBI pin reservation and if LCDC or
+ * MACB1 should be enabled.
+ */
+#ifdef CONFIG_BOARD_ATNGW100_MKII
+#include <linux/mtd/partitions.h>
+#include <mach/smc.h>
+
+static struct smc_timing nand_timing __initdata = {
+	.ncs_read_setup		= 0,
+	.nrd_setup		= 10,
+	.ncs_write_setup	= 0,
+	.nwe_setup		= 10,
+
+	.ncs_read_pulse		= 30,
+	.nrd_pulse		= 15,
+	.ncs_write_pulse	= 30,
+	.nwe_pulse		= 15,
+
+	.read_cycle		= 30,
+	.write_cycle		= 30,
+
+	.ncs_read_recover	= 0,
+	.nrd_recover		= 15,
+	.ncs_write_recover	= 0,
+	/* WE# high -> RE# low min 60 ns */
+	.nwe_recover		= 50,
+};
+
+static struct smc_config nand_config __initdata = {
+	.bus_width		= 2,
+	.nrd_controlled		= 1,
+	.nwe_controlled		= 1,
+	.nwait_mode		= 0,
+	.byte_write		= 0,
+	.tdf_cycles		= 2,
+	.tdf_mode		= 0,
+};
+
+static struct mtd_partition nand_partitions[] = {
+	{
+		.name		= "main",
+		.offset		= 0x00000000,
+		.size		= MTDPART_SIZ_FULL,
+	},
+};
+
+
+static struct atmel_nand_data atngw100mkii_nand_data __initdata = {
+	.cle		= 21,
+	.ale		= 22,
+	.rdy_pin	= GPIO_PIN_PB(28),
+	.enable_pin	= GPIO_PIN_PE(23),
+	.bus_width_16	= true,
+	.ecc_mode	= NAND_ECC_SOFT,
+	.parts		= nand_partitions,
+	.num_parts	= ARRAY_SIZE(nand_partitions),
+};
+#endif
+
+/* Initialized by bootloader-specific startup code. */
+struct tag *bootloader_tags __initdata;
+
+struct eth_addr {
+	u8 addr[6];
+};
+static struct eth_addr __initdata hw_addr[2];
+static struct macb_platform_data __initdata eth_data[2];
+
+static struct spi_board_info spi0_board_info[] __initdata = {
+	{
+		.modalias	= "mtd_dataflash",
+		.max_speed_hz	= 8000000,
+		.chip_select	= 0,
+	},
+};
+
+static struct mci_platform_data __initdata mci0_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+#if defined(CONFIG_BOARD_ATNGW100_MKII)
+		.detect_pin	= GPIO_PIN_PC(25),
+		.wp_pin		= GPIO_PIN_PE(22),
+#else
+		.detect_pin	= GPIO_PIN_PC(25),
+		.wp_pin		= GPIO_PIN_PE(0),
+#endif
+	},
+};
+
+static struct usba_platform_data atngw100_usba_data __initdata = {
+#if defined(CONFIG_BOARD_ATNGW100_MKII)
+	.vbus_pin	= GPIO_PIN_PE(26),
+#else
+	.vbus_pin	= -ENODEV,
+#endif
+};
+
+/*
+ * The next two functions should go away as the boot loader is
+ * supposed to initialize the macb address registers with a valid
+ * ethernet address. But we need to keep it around for a while until
+ * we can be reasonably sure the boot loader does this.
+ *
+ * The phy_id is ignored as the driver will probe for it.
+ */
+static int __init parse_tag_ethernet(struct tag *tag)
+{
+	int i;
+
+	i = tag->u.ethernet.mac_index;
+	if (i < ARRAY_SIZE(hw_addr))
+		memcpy(hw_addr[i].addr, tag->u.ethernet.hw_address,
+		       sizeof(hw_addr[i].addr));
+
+	return 0;
+}
+__tagtable(ATAG_ETHERNET, parse_tag_ethernet);
+
+static void __init set_hw_addr(struct platform_device *pdev)
+{
+	struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	const u8 *addr;
+	void __iomem *regs;
+	struct clk *pclk;
+
+	if (!res)
+		return;
+	if (pdev->id >= ARRAY_SIZE(hw_addr))
+		return;
+
+	addr = hw_addr[pdev->id].addr;
+	if (!is_valid_ether_addr(addr))
+		return;
+
+	/*
+	 * Since this is board-specific code, we'll cheat and use the
+	 * physical address directly as we happen to know that it's
+	 * the same as the virtual address.
+	 */
+	regs = (void __iomem __force *)res->start;
+	pclk = clk_get(&pdev->dev, "pclk");
+	if (IS_ERR(pclk))
+		return;
+
+	clk_enable(pclk);
+	__raw_writel((addr[3] << 24) | (addr[2] << 16)
+		     | (addr[1] << 8) | addr[0], regs + 0x98);
+	__raw_writel((addr[5] << 8) | addr[4], regs + 0x9c);
+	clk_disable(pclk);
+	clk_put(pclk);
+}
+
+void __init setup_board(void)
+{
+	at32_map_usart(1, 0, 0);	/* USART 1: /dev/ttyS0, DB9 */
+	at32_setup_serial_console(0);
+}
+
+static const struct gpio_led ngw_leds[] = {
+	{ .name = "sys", .gpio = GPIO_PIN_PA(16), .active_low = 1,
+		.default_trigger = "heartbeat",
+	},
+	{ .name = "a", .gpio = GPIO_PIN_PA(19), .active_low = 1, },
+	{ .name = "b", .gpio = GPIO_PIN_PE(19), .active_low = 1, },
+};
+
+static const struct gpio_led_platform_data ngw_led_data = {
+	.num_leds =	ARRAY_SIZE(ngw_leds),
+	.leds =		(void *) ngw_leds,
+};
+
+static struct platform_device ngw_gpio_leds = {
+	.name =		"leds-gpio",
+	.id =		-1,
+	.dev = {
+		.platform_data = (void *) &ngw_led_data,
+	}
+};
+
+static struct i2c_gpio_platform_data i2c_gpio_data = {
+	.sda_pin		= GPIO_PIN_PA(6),
+	.scl_pin		= GPIO_PIN_PA(7),
+	.sda_is_open_drain	= 1,
+	.scl_is_open_drain	= 1,
+	.udelay			= 2,	/* close to 100 kHz */
+};
+
+static struct platform_device i2c_gpio_device = {
+	.name		= "i2c-gpio",
+	.id		= 0,
+	.dev		= {
+		.platform_data	= &i2c_gpio_data,
+	},
+};
+
+static struct i2c_board_info __initdata i2c_info[] = {
+	/* NOTE:  original ATtiny24 firmware is at address 0x0b */
+};
+
+static int __init atngw100_init(void)
+{
+	unsigned	i;
+
+	/*
+	 * ATNGW100 mkII uses 32-bit SDRAM interface. Reserve the
+	 * SDRAM-specific pins so that nobody messes with them.
+	 */
+#ifdef CONFIG_BOARD_ATNGW100_MKII
+	at32_reserve_pin(GPIO_PIOE_BASE, ATMEL_EBI_PE_DATA_ALL);
+
+	smc_set_timing(&nand_config, &nand_timing);
+	smc_set_configuration(3, &nand_config);
+	at32_add_device_nand(0, &atngw100mkii_nand_data);
+#endif
+
+	at32_add_device_usart(0);
+
+	set_hw_addr(at32_add_device_eth(0, &eth_data[0]));
+#ifndef CONFIG_BOARD_ATNGW100_MKII_LCD
+	set_hw_addr(at32_add_device_eth(1, &eth_data[1]));
+#endif
+
+	at32_add_device_spi(0, spi0_board_info, ARRAY_SIZE(spi0_board_info));
+	at32_add_device_mci(0, &mci0_data);
+	at32_add_device_usba(0, &atngw100_usba_data);
+
+	for (i = 0; i < ARRAY_SIZE(ngw_leds); i++) {
+		at32_select_gpio(ngw_leds[i].gpio,
+				AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH);
+	}
+	platform_device_register(&ngw_gpio_leds);
+
+	/* all these i2c/smbus pins should have external pullups for
+	 * open-drain sharing among all I2C devices.  SDA and SCL do;
+	 * PB28/EXTINT3 (ATNGW100) and PE21 (ATNGW100 mkII) doesn't; it should
+	 * be SMBALERT# (for PMBus), but it's not available off-board.
+	 */
+#ifdef CONFIG_BOARD_ATNGW100_MKII
+	at32_select_periph(GPIO_PIOE_BASE, 1 << 21, 0, AT32_GPIOF_PULLUP);
+#else
+	at32_select_periph(GPIO_PIOB_BASE, 1 << 28, 0, AT32_GPIOF_PULLUP);
+#endif
+	at32_select_gpio(i2c_gpio_data.sda_pin,
+		AT32_GPIOF_MULTIDRV | AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH);
+	at32_select_gpio(i2c_gpio_data.scl_pin,
+		AT32_GPIOF_MULTIDRV | AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH);
+	platform_device_register(&i2c_gpio_device);
+	i2c_register_board_info(0, i2c_info, ARRAY_SIZE(i2c_info));
+
+	return 0;
+}
+postcore_initcall(atngw100_init);
+
+static int __init atngw100_arch_init(void)
+{
+	/* PB30 (ATNGW100) and PE30 (ATNGW100 mkII) is the otherwise unused
+	 * jumper on the mainboard, with an external pullup; the jumper grounds
+	 * it. Use it however you like, including letting U-Boot or Linux tweak
+	 * boot sequences.
+	 */
+#ifdef CONFIG_BOARD_ATNGW100_MKII
+	at32_select_gpio(GPIO_PIN_PE(30), 0);
+	gpio_request(GPIO_PIN_PE(30), "j15");
+	gpio_direction_input(GPIO_PIN_PE(30));
+	gpio_export(GPIO_PIN_PE(30), false);
+#else
+	at32_select_gpio(GPIO_PIN_PB(30), 0);
+	gpio_request(GPIO_PIN_PB(30), "j15");
+	gpio_direction_input(GPIO_PIN_PB(30));
+	gpio_export(GPIO_PIN_PB(30), false);
+#endif
+
+	/* set_irq_type() after the arch_initcall for EIC has run, and
+	 * before the I2C subsystem could try using this IRQ.
+	 */
+	return irq_set_irq_type(AT32_EXTINT(3), IRQ_TYPE_EDGE_FALLING);
+}
+arch_initcall(atngw100_arch_init);