path: root/target/avr32/grasshopper/patches/4.8.11/0001-grasshopper.patch

diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/button.c linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/button.c
--- linux-4.7.3/arch/avr32/boards/grasshopper/button.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/button.c	2016-09-13 11:23:21.454833158 +0200
@@ -0,0 +1,55 @@
+/*
+ * init code specific for grasshoppers Buttons
+ *
+ * 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/gpio_keys.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/platform_device.h>
+
+#include <mach/at32ap700x.h>
+#include <mach/board.h>
+#include <mach/init.h>
+#include <mach/portmux.h>
+
+static struct gpio_keys_button grasshopper_buttons_btn[] = {
+    {
+        .gpio = GPIO_PIN_PA(31),
+        .code = BTN_0,
+        .desc = "Button 0",
+        .active_low = 1,
+        .type = EV_KEY,
+    },
+};
+
+static struct gpio_keys_platform_data grasshopper_buttons_data = {
+    .buttons = grasshopper_buttons_btn,
+    .nbuttons = 1,
+};
+
+static struct platform_device grasshopper_buttons = {
+    .name = "gpio-keys",
+    .id = -1,
+    .num_resources = 0,
+    .dev = {
+        .platform_data = &grasshopper_buttons_data,
+    },
+};
+
+static int __init grasshopper_init_buttons(void)
+{
+    int i;
+    
+    for (i=0; i<grasshopper_buttons_data.nbuttons;i++) {
+        at32_select_gpio(grasshopper_buttons_btn[i].gpio, AT32_GPIOF_DEGLITCH);
+    }
+    
+    platform_device_register(&grasshopper_buttons);
+    return 0;
+}
+arch_initcall(grasshopper_init_buttons);
diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/flash.c linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/flash.c
--- linux-4.7.3/arch/avr32/boards/grasshopper/flash.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/flash.c	2016-09-13 11:23:21.454833158 +0200
@@ -0,0 +1,101 @@
+/*
+ * GRASSHOPPER 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,
+};
+
+// To prevent trouble when flashing with Linux, take care that the same values for offsets
+// and lengths are set here and in the file 
+// 'buildroot_basedir/project_build_avr32/grasshopper/u-boot-1.3.4/include/configs/grasshopper.h' !!!
+static struct mtd_partition flash_parts[] = {
+	{
+		.name           = "u-boot",
+		.offset         = 0x00000000,
+		.size           = 0x00020000,           /* 128 KiB */
+		.mask_flags     = MTD_WRITEABLE,
+	},
+	{
+		.name           = "env",		/* 64 KB */
+		.offset         = 0x00020000,
+		.size           = 0x00010000,
+		.mask_flags     = MTD_WRITEABLE,
+	},
+	{
+		.name           = "root",
+		.offset         = 0x00030000,
+		.size           = 0x007d0000,
+	},
+};
+
+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 grasshopper_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 "grasshopper: failed to set NOR flash timing\n");
+		return ret;
+	}
+
+	platform_device_register(&flash_device);
+
+	return 0;
+}
+device_initcall(grasshopper_flash_init);
diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/Kconfig linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Kconfig
--- linux-4.7.3/arch/avr32/boards/grasshopper/Kconfig	1970-01-01 01:00:00.000000000 +0100
+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Kconfig	2016-09-13 11:23:21.454833158 +0200
@@ -0,0 +1,5 @@
+# Grasshopper customization
+
+if BOARD_GRASSHOPPER
+
+endif	# BOARD_GRASSHOPPER
diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/led.c linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/led.c
--- linux-4.7.3/arch/avr32/boards/grasshopper/led.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/led.c	2016-09-13 11:23:21.454833158 +0200
@@ -0,0 +1,155 @@
+/*
+ * init code specific for grasshoppers LEDs
+ *
+ * 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/leds.h>
+#include <linux/platform_device.h>
+
+#include <mach/at32ap700x.h>
+#include <mach/board.h>
+#include <mach/gpio.h>
+#include <mach/init.h>
+#include <mach/portmux.h>
+ 
+ // LEDs
+static struct gpio_led grasshopper_led[] = {
+#ifndef CONFIG_BOARD_GRASSHOPPER_PWM0
+    {
+        .name = "pwrled:red",
+        .gpio = GPIO_PIN_PA(22),
+        .active_low = 1,
+    },
+#endif
+    {
+        .name = "led1:green",
+        .gpio = GPIO_PIN_PA(23),
+        .default_trigger = "heartbeat",
+    },
+    {
+        .name = "led2:green",
+        .gpio = GPIO_PIN_PA(24),
+    },
+    {
+        .name = "led3:green",
+        .gpio = GPIO_PIN_PA(25),
+    },
+    {
+        .name = "led4:green",
+        .gpio = GPIO_PIN_PA(26),
+    },
+    {
+        .name = "led5:green",
+        .gpio = GPIO_PIN_PA(27),
+    },
+#ifndef CONFIG_BOARD_GRASSHOPPER_PWM0
+    {
+        .name = "led6:green",
+        .gpio = GPIO_PIN_PA(28),
+    },
+#endif
+#ifndef CONFIG_BOARD_GRASSHOPPER_PWM1
+    {
+        .name = "led7:green",
+        .gpio = GPIO_PIN_PA(29),
+    },
+#endif
+    {
+        .name = "led8:green",
+        .gpio = GPIO_PIN_PA(30),
+    },
+};
+
+static struct gpio_led_platform_data grasshopper_led_data = {
+    .num_leds = ARRAY_SIZE(grasshopper_led),
+    .leds = grasshopper_led,
+};
+
+static struct platform_device grasshopper_led_dev = {
+    .name = "leds-gpio",
+    .dev = {
+        .platform_data = &grasshopper_led_data,
+    },
+};
+
+/* PWM */
+#ifdef CONFIG_LEDS_ATMEL_PWM
+static struct gpio_led pwm_led[] = {
+    /* here the "gpio" is actually a PWM channel */
+#ifdef CONFIG_BOARD_GRASSHOPPER_PWM0
+    {
+        .name = "pwm0",
+        .gpio = 0,
+    },
+#endif
+#ifdef CONFIG_BOARD_GRASSHOPPER_PWM1
+    {
+        .name = "pwm1",
+        .gpio = 1,
+    },
+#endif
+#ifdef CONFIG_BOARD_GRASSHOPPER_PWM2
+    {
+        .name = "pwm2",
+        .gpio = 2,
+    },
+#endif
+#ifdef CONFIG_BOARD_GRASSHOPPER_PWM3
+    {
+        .name = "pwm3",
+        .gpio = 3,
+    },
+#endif
+};
+
+static struct gpio_led_platform_data pwm_led_data = {
+    .num_leds = ARRAY_SIZE(pwm_led),
+    .leds = pwm_led,
+};
+
+static struct platform_device pwm_led_dev = {
+    .name = "leds-atmel-pwm",
+    .id = -1,
+    .dev = {
+        .platform_data = &pwm_led_data,
+    },
+};
+#endif
+
+static int __init grasshopper_setup_leds(void)
+{
+    printk("Grasshopper: Setting up %d LEDs\n", grasshopper_led_data.num_leds);
+    //for (i=0; i<grasshopper_led_data.num_leds; i++)
+    //    at32_select_gpio(grasshopper_led[i].gpio, AT32_GPIOF_OUTPUT);
+
+    platform_device_register(&grasshopper_led_dev);
+
+#ifdef CONFIG_LEDS_ATMEL_PWM
+    at32_add_device_pwm(0
+#ifdef CONFIG_BOARD_GRASSHOPPER_PWM0
+        | (1 << 0)
+#endif
+#ifdef CONFIG_BOARD_GRASSHOPPER_PWM1
+        | (1 << 1)
+#endif
+#ifdef CONFIG_BOARD_GRASSHOPPER_PWM2
+        | (1 << 2)
+#endif
+#ifdef CONFIG_BOARD_GRASSHOPPER_PWM3
+        | (1 << 3)
+#endif
+    );
+
+    printk("Grasshopper: Setting up %d PWMs\n", pwm_led_data.num_leds);
+    platform_device_register(&pwm_led_dev);
+#endif
+
+    return 0;
+}
+
+arch_initcall(grasshopper_setup_leds);
diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/mac.c linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/mac.c
--- linux-4.7.3/arch/avr32/boards/grasshopper/mac.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/mac.c	2016-09-13 11:23:21.454833158 +0200
@@ -0,0 +1,94 @@
+/*
+ * Init Code for the ethernet interface of the Grasshopper board.
+ *
+ * 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/init.h>
+#include <linux/platform_device.h>
+
+#include <asm/setup.h>
+
+#include <mach/board.h>
+ 
+/* Initialized by bootloader-specific startup code. */
+struct tag *bootloader_tags __initdata;
+
+/* Ethernet */
+struct eth_addr {
+    u8 addr[6];
+};
+
+static struct eth_addr __initdata hw_addr[1];
+static struct macb_platform_data __initdata eth_data[] = {
+    {
+        .phy_mask   = ~(1U << 0),
+    },
+};
+
+/*
+ * 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 (!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);
+}
+
+static int __init grasshopper_init_mac(void)
+{
+    printk("Grasshopper: Setting up Ethernet\n");
+    set_hw_addr(at32_add_device_eth(0, &eth_data[0]));
+    
+    return 0;
+}
+arch_initcall(grasshopper_init_mac);
diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/Makefile linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Makefile
--- linux-4.7.3/arch/avr32/boards/grasshopper/Makefile	1970-01-01 01:00:00.000000000 +0100
+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Makefile	2016-09-13 11:23:21.454833158 +0200
@@ -0,0 +1,5 @@
+obj-y	+= button.o
+obj-y	+= flash.o
+obj-y	+= led.o
+obj-y	+= mac.o
+obj-y	+= setup.o
diff -Naur linux-4.7.3/arch/avr32/boards/grasshopper/setup.c linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/setup.c
--- linux-4.7.3/arch/avr32/boards/grasshopper/setup.c	1970-01-01 01:00:00.000000000 +0100
+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/setup.c	2016-09-13 11:23:21.454833158 +0200
@@ -0,0 +1,210 @@
+/*
+ * init code specific for grasshopper
+ *
+ * based on icnova_base.c from in-circuit.de
+ *
+ * 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/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/string.h>
+#include <linux/types.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+#include <linux/spi/at73c213.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
+
+#include <linux/fb.h>
+#include <video/atmel_lcdc.h>
+
+#include <linux/atmel-mci.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 PIN_TS_EXTINT GPIO_PIN_PA(19)
+
+static struct at73c213_board_info at73c213_data = {
+    .ssc_id = 0,
+    .shortname = "AT73C213 Sound",
+};
+
+static int ads7846_pendown_state(void)
+{
+    // active low!
+    return !gpio_get_value(PIN_TS_EXTINT);
+}
+
+static struct ads7846_platform_data ads_info = {
+    .model = 7846,
+    .vref_delay_usecs = 100,
+    .settle_delay_usecs = 800,
+    .penirq_recheck_delay_usecs = 800,
+    .x_plate_ohms = 750, /* FIXME */
+    .y_plate_ohms = 300, /* FIXME */
+    .pressure_max = 4096,
+    .debounce_max = 1,
+    .debounce_rep = 0,
+    .debounce_tol = (~0),
+    .get_pendown_state = ads7846_pendown_state,
+};
+
+static struct spi_board_info spi0_board_info[] __initdata = {
+    {
+        .modalias = "at73c213",
+        .max_speed_hz = 200000,
+        .chip_select = 1,
+        .mode = SPI_MODE_1,
+        .platform_data = &at73c213_data,
+    },
+    {
+        .modalias = "ads7846",
+        .max_speed_hz = 31250*26,
+        .chip_select = 0,
+        .platform_data = &ads_info,
+        .irq = -1,
+    },
+};
+
+/* 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 */
+};
+
+/* LCD */
+#ifdef CONFIG_GRASSHOPPER_LCD
+static struct fb_videomode __initdata grasshopper_tft_modes[] = {
+    {
+        .name = "480x272 @ 60Hz",
+        .refresh = 60,
+        .xres = 480, .yres = 272,
+        .pixclock = KHZ2PICOS(9000),
+
+        .left_margin = 2, .right_margin = 2,
+        .upper_margin = 12, .lower_margin = 2,
+        .hsync_len = 41, .vsync_len = 10,
+
+        .sync = 0,
+        .vmode = FB_VMODE_NONINTERLACED,
+    },
+};
+
+static struct fb_monspecs __initdata grasshopper_default_monspecs = {
+    .manufacturer = "SHA",
+    .monitor = "LQ043T3DX02",
+    .modedb = grasshopper_tft_modes,
+    .modedb_len = ARRAY_SIZE(grasshopper_tft_modes),
+    .hfmin = 15000,
+    .hfmax = 30000,
+    .vfmin = 60,
+    .vfmax = 700,
+    .dclkmax = 90000000,
+};
+
+struct atmel_lcdfb_info __initdata grasshopper_lcdc_data = {
+    .default_bpp = 24, // Color depth
+    .default_dmacon = ATMEL_LCDC_DMAEN | ATMEL_LCDC_DMA2DEN,
+    .default_lcdcon2 = (ATMEL_LCDC_DISTYPE_TFT
+            | ATMEL_LCDC_PIXELSIZE_24
+            | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE
+            | ATMEL_LCDC_MEMOR_BIG),
+    .default_monspecs = &grasshopper_default_monspecs,
+    .guard_time = 2,
+    .lcdcon_is_backlight = 1,
+};
+#endif
+
+/* MCI */
+#ifdef CONFIG_MMC_ATMELMCI
+static struct mci_platform_data __initdata mci0_data = {
+    .slot[0] = {
+        .bus_width = 4,
+        .detect_pin = GPIO_PIN_NONE,
+        .wp_pin = GPIO_PIN_NONE,
+        // .detect_pin = GPIO_PIN_PC(14), /* gpio30/sdcd */
+        // .wp_pin = GPIO_PIN_PC(15), /* gpio31/sdwp */
+    }
+};
+#endif
+
+void __init setup_board(void)
+{
+    at32_map_usart(1, 0, 0); // USART 1: /dev/ttyS0, CP2102
+    at32_setup_serial_console(0);
+
+    // grasshopper_add_spi();
+}
+
+static int __init grasshopper_init(void)
+{
+    int i;
+
+    /*
+    * grasshopper uses 32-bit SDRAM interface. Reserve the
+    * SDRAM-specific pins so that nobody messes with them.
+    */
+    at32_reserve_pin(GPIO_PIOE_BASE, ATMEL_EBI_PE_DATA_ALL);
+    at32_add_device_usba(0, NULL);
+    at32_add_device_usart(0);
+
+#ifdef CONFIG_GRASSHOPPER_LCD
+    at32_add_device_lcdc(0, &grasshopper_lcdc_data,
+        fbmem_start, fbmem_size,
+        ATMEL_LCDC_PRI_CONTROL | ATMEL_LCDC_PRI_24BIT);
+#endif
+
+#ifdef CONFIG_MMC_ATMELMCI
+//    at32_add_device_mci(0, &mci0_data); /* MMC/SD */
+#endif
+
+//    printk("registering penirq gpio-pin...\n");
+//    at32_select_gpio(PIN_TS_EXTINT, AT32_GPIOF_DEGLITCH);
+//    spi0_board_info[1].irq = gpio_to_irq(PIN_TS_EXTINT);
+//    printk("done\n");
+
+    //at32_select_periph(PIN_TS_EXTINT, GPIO_PERIPH_A, AT32_GPIOF_DEGLITCH);
+//    printk("registering SSC1 for external DAC...\n");
+//    at32_add_device_ssc(0, ATMEL_SSC_TX);
+//    printk("registering SPI for touchscreen and sound...\n");
+/*
+    struct clk *gclk;
+    struct clk *pll;
+
+    gclk = clk_get(NULL, "gclk0");
+    if (IS_ERR(gclk)) {
+        printk("failed to get clk gclk0\n");
+    } else {
+        pll = clk_get(NULL, "pll0");
+        if (IS_ERR(pll)) {
+            printk("failed to get clk pll0\n");
+        } else {
+            if (clk_set_parent(gclk, pll)) {
+                printk("failed to set pll0 as parent for DAC clock\n");
+            } else {
+                at32_select_periph(GPIO_PIOA_BASE, (1 << 30), GPIO_PERIPH_A, 0);
+                at73c213_data.dac_clk = gclk;
+            }
+        }
+    }
+*/
+//    at32_add_device_spi(0, spi0_board_info, ARRAY_SIZE(spi0_board_info));
+//    printk("done\n");
+
+    return 0;
+}
+arch_initcall(grasshopper_init);
diff -Naur linux-4.7.3/arch/avr32/configs/grasshopper_defconfig linux-4.7.3.grasshopper/arch/avr32/configs/grasshopper_defconfig
--- linux-4.7.3/arch/avr32/configs/grasshopper_defconfig	1970-01-01 01:00:00.000000000 +0100
+++ linux-4.7.3.grasshopper/arch/avr32/configs/grasshopper_defconfig	2016-09-13 11:23:29.341833182 +0200
@@ -0,0 +1,182 @@
+CONFIG_EXPERIMENTAL=y
+# CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_SYSVIPC=y
+CONFIG_POSIX_MQUEUE=y
+CONFIG_BSD_PROCESS_ACCT=y
+CONFIG_BSD_PROCESS_ACCT_V3=y
+CONFIG_DEFAULT_HOSTNAME="grasshopper"
+CONFIG_LOG_BUF_SHIFT=14
+CONFIG_SYSFS_DEPRECATED=y
+CONFIG_SYSFS_DEPRECATED_V2=y
+CONFIG_BLK_DEV_INITRD=y
+# CONFIG_RD_GZIP is not set
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+# CONFIG_SYSCTL_SYSCALL is not set
+# CONFIG_BASE_FULL is not set
+CONFIG_EMBEDDED=y
+CONFIG_PROFILING=y
+CONFIG_OPROFILE=m
+CONFIG_KPROBES=y
+CONFIG_MODULES=y
+CONFIG_MODULE_UNLOAD=y
+CONFIG_MODULE_FORCE_UNLOAD=y
+# CONFIG_BLK_DEV_BSG is not set
+# CONFIG_IOSCHED_DEADLINE is not set
+CONFIG_BOARD_GRASSHOPPER=y
+CONFIG_AP700X_32_BIT_SMC=y
+# CONFIG_OWNERSHIP_TRACE is not set
+# CONFIG_SUSPEND is not set
+CONFIG_CPU_FREQ=y
+# CONFIG_CPU_FREQ_STAT is not set
+CONFIG_CPU_FREQ_GOV_USERSPACE=y
+CONFIG_CPU_FREQ_GOV_ONDEMAND=y
+CONFIG_CPU_FREQ_AT32AP=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+CONFIG_NET=y
+CONFIG_PACKET=y
+CONFIG_UNIX=y
+CONFIG_XFRM_USER=y
+CONFIG_NET_KEY=y
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+CONFIG_IP_ADVANCED_ROUTER=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_MROUTE=y
+CONFIG_IP_PIMSM_V1=y
+CONFIG_SYN_COOKIES=y
+CONFIG_INET_AH=y
+CONFIG_INET_ESP=y
+CONFIG_INET_IPCOMP=y
+# CONFIG_INET_LRO is not set
+CONFIG_IPV6=y
+CONFIG_INET6_AH=y
+CONFIG_INET6_ESP=y
+CONFIG_INET6_IPCOMP=y
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_PREVENT_FIRMWARE_BUILD is not set
+# CONFIG_FW_LOADER is not set
+CONFIG_MTD=y
+CONFIG_MTD_CMDLINE_PARTS=y
+CONFIG_MTD_CHAR=y
+CONFIG_MTD_BLKDEVS=y
+CONFIG_MTD_BLOCK=y
+CONFIG_MTD_CFI=y
+CONFIG_MTD_JEDECPROBE=y
+CONFIG_MTD_GEN_PROBE=y
+CONFIG_MTD_CFI_AMDSTD=y
+CONFIG_MTD_RAM=y
+CONFIG_MTD_PHYSMAP=y
+CONFIG_MTD_UBI=y
+CONFIG_MTD_UBI_WL_THRESHOLD=4096
+CONFIG_MTD_UBI_BEB_RESERVE=1
+CONFIG_MTD_DATAFLASH=m
+CONFIG_MTD_DATAFLASH_WRITE_VERIFY=y
+CONFIG_BLK_DEV=y
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_NBD=y
+CONFIG_BLK_DEV_RAM=y
+CONFIG_MISC_DEVICES=y
+CONFIG_ATMEL_PWM=y
+CONFIG_ATMEL_TCLIB=y
+CONFIG_ATMEL_SSC=y
+CONFIG_NETDEVICES=y
+CONFIG_TUN=m
+CONFIG_MARVELL_PHY=y
+CONFIG_DAVICOM_PHY=y
+CONFIG_NET_ETHERNET=y
+CONFIG_MACB=y
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+CONFIG_INPUT_EVDEV=y
+# CONFIG_KEYBOARD_ATKBD is not set
+CONFIG_KEYBOARD_GPIO=y
+CONFIG_MOUSE_GPIO=y
+CONFIG_INPUT_TOUCHSCREEN=y
+CONFIG_TOUCHSCREEN_ADS7846=y
+# CONFIG_SERIO_I8042 is not set
+# CONFIG_SERIO_SERPORT is not set
+CONFIG_SERIO_AT32PSIF=y
+# CONFIG_LEGACY_PTYS is not set
+CONFIG_SERIAL_ATMEL=y
+CONFIG_SERIAL_ATMEL_CONSOLE=y
+# CONFIG_HW_RANDOM is not set
+CONFIG_I2C=m
+CONFIG_I2C_CHARDEV=m
+CONFIG_I2C_GPIO=m
+CONFIG_SPI=y
+CONFIG_SPI_ATMEL=y
+CONFIG_SPI_SPIDEV=m
+CONFIG_GPIO_SYSFS=y
+# CONFIG_HWMON is not set
+CONFIG_WATCHDOG=y
+CONFIG_AT32AP700X_WDT=y
+CONFIG_FB=y
+CONFIG_FB_ATMEL=y
+CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_LCD_CLASS_DEVICE=y
+CONFIG_LCD_PLATFORM=y
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
+CONFIG_BACKLIGHT_ATMEL_LCDC=y
+# CONFIG_BACKLIGHT_GENERIC is not set
+CONFIG_LOGO=y
+CONFIG_SOUND=y
+CONFIG_SND=y
+CONFIG_SND_AT73C213=y
+# CONFIG_USB_SUPPORT is not set
+CONFIG_MMC=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_ATMELMCI=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_TIMER=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_LEDS_TRIGGER_GPIO=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_AT32AP700X=y
+CONFIG_DMADEVICES=y
+CONFIG_EXT2_FS=y
+CONFIG_EXT3_FS=y
+# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
+# CONFIG_EXT3_FS_XATTR is not set
+# CONFIG_DNOTIFY is not set
+CONFIG_FUSE_FS=m
+CONFIG_MSDOS_FS=m
+CONFIG_VFAT_FS=m
+CONFIG_FAT_DEFAULT_CODEPAGE=850
+CONFIG_TMPFS=y
+CONFIG_CONFIGFS_FS=m
+CONFIG_JFFS2_FS=y
+CONFIG_JFFS2_FS_WRITEBUFFER=y
+CONFIG_JFFS2_FS_WBUF_VERIFY=y
+CONFIG_JFFS2_COMPRESSION_OPTIONS=y
+CONFIG_JFFS2_ZLIB=y
+CONFIG_JFFS2_LZO=y
+CONFIG_JFFS2_RTIME=y
+CONFIG_JFFS2_RUBIN=y
+CONFIG_JFFS2_CMODE_PRIORITY=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+CONFIG_ROOT_NFS=y
+CONFIG_NFSD=m
+CONFIG_NFSD_V3=y
+CONFIG_CIFS=m
+CONFIG_NLS=y
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_CODEPAGE_1250=y
+CONFIG_NLS_ASCII=y
+CONFIG_NLS_ISO8859_1=y
+CONFIG_NLS_ISO8859_15=y
+CONFIG_NLS_UTF8=y
+CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_FS=y
+CONFIG_DEBUG_KERNEL=y
+CONFIG_DETECT_HUNG_TASK=y
+CONFIG_FRAME_POINTER=y
+CONFIG_CRYPTO_PCBC=m
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+CONFIG_CRC_CCITT=m
+CONFIG_CRC_ITU_T=m
+CONFIG_CRC7=m
diff -Naur linux-4.7.3/arch/avr32/include/asm/kprobes.h linux-4.7.3.grasshopper/arch/avr32/include/asm/kprobes.h
--- linux-4.7.3/arch/avr32/include/asm/kprobes.h	2016-09-07 08:35:12.000000000 +0200
+++ linux-4.7.3.grasshopper/arch/avr32/include/asm/kprobes.h	2016-09-13 11:23:21.455833158 +0200
@@ -40,6 +40,19 @@
 	char jprobes_stack[MAX_STACK_SIZE];
 };
 
+struct prev_kprobe {
+	struct kprobe *kp;
+	unsigned int status;
+};
+
+/* per-cpu kprobe control block */
+struct kprobe_ctlblk {
+	unsigned int kprobe_status;
+	struct prev_kprobe prev_kprobe;
+	struct pt_regs jprobe_saved_regs;
+	char jprobes_stack[MAX_STACK_SIZE];
+};
+
 extern int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
 extern int kprobe_exceptions_notify(struct notifier_block *self,
 				    unsigned long val, void *data);
diff -Naur linux-4.7.3/arch/avr32/Kconfig linux-4.7.3.grasshopper/arch/avr32/Kconfig
--- linux-4.7.3/arch/avr32/Kconfig	2016-09-07 08:35:12.000000000 +0200
+++ linux-4.7.3.grasshopper/arch/avr32/Kconfig	2016-09-13 11:23:21.455833158 +0200
@@ -156,6 +156,15 @@
 config BOARD_MIMC200
 	bool "MIMC200 CPU board"
 	select CPU_AT32AP7000
+
+config BOARD_GRASSHOPPER
+	bool "Grasshopper Board"
+	select CPU_AT32AP7000
+	help
+	  Grasshopper is the Nickname of the AVR32-based ICNova
+	  AP7000 base board that is distributed by IN-Circuit.
+
+	  For more information see: http://www.ic-board.de/
 endchoice
 
 source "arch/avr32/boards/atstk1000/Kconfig"
@@ -163,6 +172,7 @@
 source "arch/avr32/boards/hammerhead/Kconfig"
 source "arch/avr32/boards/favr-32/Kconfig"
 source "arch/avr32/boards/merisc/Kconfig"
+source "arch/avr32/boards/grasshopper/Kconfig"
 
 choice
 	prompt "Boot loader type"
diff -Naur linux-4.7.3/arch/avr32/Makefile linux-4.7.3.grasshopper/arch/avr32/Makefile
--- linux-4.7.3/arch/avr32/Makefile	2016-09-07 08:35:12.000000000 +0200
+++ linux-4.7.3.grasshopper/arch/avr32/Makefile	2016-09-13 11:23:21.455833158 +0200
@@ -37,6 +37,7 @@
 core-$(CONFIG_BOARD_FAVR_32)		+= arch/avr32/boards/favr-32/
 core-$(CONFIG_BOARD_MERISC)		+= arch/avr32/boards/merisc/
 core-$(CONFIG_BOARD_MIMC200)		+= arch/avr32/boards/mimc200/
+core-$(CONFIG_BOARD_GRASSHOPPER)	+= arch/avr32/boards/grasshopper/
 core-$(CONFIG_LOADER_U_BOOT)		+= arch/avr32/boot/u-boot/
 core-y					+= arch/avr32/kernel/
 core-y					+= arch/avr32/mm/