linux: update to 4.8.5

6 files changed, 0 insertions, 1314 deletions

diff --git a/target/avr32/grasshopper/patches/4.8.3/0001-grasshopper.patch b/target/avr32/grasshopper/patches/4.8.3/0001-grasshopper.patch
deleted file mode 100644
index 0fa4535c2..000000000
--- a/target/avr32/grasshopper/patches/4.8.3/0001-grasshopper.patch
+++ /dev/null
@@ -1,900 +0,0 @@
-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/
diff --git a/target/avr32/grasshopper/patches/4.8.3/0002-grasshopper-led-pwm.patch b/target/avr32/grasshopper/patches/4.8.3/0002-grasshopper-led-pwm.patch
deleted file mode 100644
index 977c91523..000000000
--- a/target/avr32/grasshopper/patches/4.8.3/0002-grasshopper-led-pwm.patch
+++ /dev/null
@@ -1,118 +0,0 @@
-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	2016-09-21 17:42:47.405315973 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Kconfig	2016-09-21 18:02:11.184236423 +0200
-@@ -2,4 +2,37 @@
- 
- if BOARD_GRASSHOPPER
- 
-+config BOARD_GRASSHOPPER_LEDS
-+	bool "Enable LED1 through 8"
-+	depends on NEW_LEDS
-+	depends on LEDS_GPIO
-+	default y
-+	help
-+	  Enabling this option will provide access to the LED trough
-+	  Linux LED API.
-+
-+config BOARD_GRASSHOPPER_PWM0
-+	bool "Enable PWM0"
-+	depends on PWM_ATMEL
-+	depends on BOARD_GRASSHOPPER_LEDS
-+	default n
-+	help
-+	  Enabling PWM channel 0 will exclude LED6 from LED API.
-+
-+config BOARD_GRASSHOPPER_PWM1
-+	bool "Enable PWM1"
-+	depends on PWM_ATMEL
-+	depends on BOARD_GRASSHOPPER_LEDS
-+	default n
-+	help
-+	  Enabling PWM channel 1 will exclude LED7 from LED API.
-+
-+config BOARD_GRASSHOPPER_PWM3
-+	bool "Enable PWM3"
-+	depends on PWM_ATMEL
-+	depends on BOARD_GRASSHOPPER_LEDS
-+	default n
-+	help
-+	  Enabling PWM channel 3 will exclude the power LED from LED API.
-+
- 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	2016-09-21 17:42:47.405315973 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/led.c	2016-09-21 17:43:33.144940844 +0200
-@@ -19,7 +19,7 @@
-  
-  // LEDs
- static struct gpio_led grasshopper_led[] = {
--#ifndef CONFIG_BOARD_GRASSHOPPER_PWM0
-+#ifndef CONFIG_BOARD_GRASSHOPPER_PWM3
-     {
-         .name = "pwrled:red",
-         .gpio = GPIO_PIN_PA(22),
-@@ -78,7 +78,7 @@
- };
- 
- /* PWM */
--#ifdef CONFIG_LEDS_ATMEL_PWM
-+#ifdef CONFIG_PWM_ATMEL
- static struct gpio_led pwm_led[] = {
-     /* here the "gpio" is actually a PWM channel */
- #ifdef CONFIG_BOARD_GRASSHOPPER_PWM0
-@@ -93,12 +93,6 @@
-         .gpio = 1,
-     },
- #endif
--#ifdef CONFIG_BOARD_GRASSHOPPER_PWM2
--    {
--        .name = "pwm2",
--        .gpio = 2,
--    },
--#endif
- #ifdef CONFIG_BOARD_GRASSHOPPER_PWM3
-     {
-         .name = "pwm3",
-@@ -123,13 +117,15 @@
- 
- static int __init grasshopper_setup_leds(void)
- {
-+    unsigned int i;
-+
-     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);
-+    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
-+#ifdef CONFIG_PWM_ATMEL
-     at32_add_device_pwm(0
- #ifdef CONFIG_BOARD_GRASSHOPPER_PWM0
-         | (1 << 0)
-@@ -137,9 +133,6 @@
- #ifdef CONFIG_BOARD_GRASSHOPPER_PWM1
-         | (1 << 1)
- #endif
--#ifdef CONFIG_BOARD_GRASSHOPPER_PWM2
--        | (1 << 2)
--#endif
- #ifdef CONFIG_BOARD_GRASSHOPPER_PWM3
-         | (1 << 3)
- #endif
-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	2016-09-21 17:42:47.405315973 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Makefile	2016-09-21 17:43:04.042543262 +0200
-@@ -1,5 +1,5 @@
--obj-y	+= button.o
--obj-y	+= flash.o
--obj-y	+= led.o
--obj-y	+= mac.o
--obj-y	+= setup.o
-+obj-y					+= button.o
-+obj-y					+= flash.o
-+obj-$(CONFIG_BOARD_GRASSHOPPER_LEDS)	+= led.o
-+obj-y					+= mac.o
-+obj-y					+= setup.o
diff --git a/target/avr32/grasshopper/patches/4.8.3/0003-grasshopper-mmc.patch b/target/avr32/grasshopper/patches/4.8.3/0003-grasshopper-mmc.patch
deleted file mode 100644
index f87d4731b..000000000
--- a/target/avr32/grasshopper/patches/4.8.3/0003-grasshopper-mmc.patch
+++ /dev/null
@@ -1,54 +0,0 @@
-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	2016-09-20 11:22:36.665693605 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Kconfig	2016-09-20 11:22:45.803816861 +0200
-@@ -34,4 +34,14 @@
- 	help
- 	  Enabling PWM channel 3 will exclude the power LED from LED API.
- 
-+config BOARD_GRASSHOPPER_MMC
-+	bool "Enable MMC slot"
-+	depends on MMC_ATMELMCI
-+	default n
-+
-+config BOARD_GRASSHOPPER_MMCLED
-+	bool "Show MMC acces on LED8"
-+	depends on BOARD_GRASSHOPPER_MMC
-+	default n
-+
- 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	2016-09-20 11:17:36.448644161 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/led.c	2016-09-20 11:25:30.690040822 +0200
-@@ -62,6 +62,9 @@
-     {
-         .name = "led8:green",
-         .gpio = GPIO_PIN_PA(30),
-+#ifdef CONFIG_BOARD_GRASSHOPPER_MMCLED
-+        .default_trigger = "mmc0",
-+#endif
-     },
- };
- 
-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	2016-09-20 10:32:24.571984951 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/setup.c	2016-09-20 11:23:52.197712372 +0200
-@@ -130,7 +130,7 @@
- #endif
- 
- /* MCI */
--#ifdef CONFIG_MMC_ATMELMCI
-+#ifdef CONFIG_BOARD_GRASSHOPPER_MMC
- static struct mci_platform_data __initdata mci0_data = {
-     .slot[0] = {
-         .bus_width = 4,
-@@ -168,8 +168,8 @@
-         ATMEL_LCDC_PRI_CONTROL | ATMEL_LCDC_PRI_24BIT);
- #endif
- 
--#ifdef CONFIG_MMC_ATMELMCI
--//    at32_add_device_mci(0, &mci0_data); /* MMC/SD */
-+#ifdef CONFIG_BOARD_GRASSHOPPER_MMC
-+    at32_add_device_mci(0, &mci0_data); /* MMC/SD */
- #endif
- 
- //    printk("registering penirq gpio-pin...\n");
diff --git a/target/avr32/grasshopper/patches/4.8.3/0004-grasshopper-i2c.patch b/target/avr32/grasshopper/patches/4.8.3/0004-grasshopper-i2c.patch
deleted file mode 100644
index b0796ed5a..000000000
--- a/target/avr32/grasshopper/patches/4.8.3/0004-grasshopper-i2c.patch
+++ /dev/null
@@ -1,68 +0,0 @@
-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	2016-09-20 11:29:35.780351249 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Kconfig	2016-09-20 11:39:58.981762577 +0200
-@@ -44,4 +44,9 @@
- 	depends on BOARD_GRASSHOPPER_MMC
- 	default n
- 
-+config BOARD_GRASSHOPPER_I2C
-+	bool "Enable I2C interface"
-+	depends on I2C && I2C_GPIO
-+	default y
-+
- endif	# BOARD_GRASSHOPPER
-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	2016-09-20 11:29:35.781351262 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/setup.c	2016-09-20 11:32:21.270587433 +0200
-@@ -129,6 +129,28 @@
- };
- #endif
- 
-+/* I2C/TWI */
-+#ifdef CONFIG_BOARD_GRASSHOPPER_I2C
-+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 i2c_info[] = {
-+};
-+#endif
-+
- /* MCI */
- #ifdef CONFIG_BOARD_GRASSHOPPER_MMC
- static struct mci_platform_data __initdata mci0_data = {
-@@ -168,6 +190,22 @@
-         ATMEL_LCDC_PRI_CONTROL | ATMEL_LCDC_PRI_24BIT);
- #endif
- 
-+    // I2C / TWI
-+#ifdef CONFIG_BOARD_GRASSHOPPER_I2C
-+    /* all these i2c/smbus pins should have external pullups for
-+     * open-drain sharing among all I2C devices.  SDA and SCL do;
-+     * PB28/EXTINT3 doesn't; it should be SMBALERT# (for PMBus),
-+     * but it's not available off-board.
-+     */
-+    at32_select_periph(GPIO_PIOB_BASE, 1 << 28, 0, AT32_GPIOF_PULLUP);
-+    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));
-+#endif
-+
- #ifdef CONFIG_BOARD_GRASSHOPPER_MMC
-     at32_add_device_mci(0, &mci0_data); /* MMC/SD */
- #endif
diff --git a/target/avr32/grasshopper/patches/4.8.3/0005-grasshopper-usart.patch b/target/avr32/grasshopper/patches/4.8.3/0005-grasshopper-usart.patch
deleted file mode 100644
index 448647c29..000000000
--- a/target/avr32/grasshopper/patches/4.8.3/0005-grasshopper-usart.patch
+++ /dev/null
@@ -1,54 +0,0 @@
-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	2016-09-20 11:43:03.645251779 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/Kconfig	2016-09-20 11:58:20.129642638 +0200
-@@ -49,4 +49,21 @@
- 	depends on I2C && I2C_GPIO
- 	default y
- 
-+config BOARD_GRASSHOPPER_USART0
-+	bool "Enable USART0"
-+	depends on SERIAL_ATMEL_PDC
-+	default n
-+	help
-+	  USART0 is mapped to /dev/ttyS1 (or /dev/ttyAT1 resp.) and available via
-+	  connector J6 and J13.
-+
-+config BOARD_GRASSHOPPER_USART1
-+	bool "Enable USART1 (CP2102 USB-Interface)"
-+	depends on SERIAL_ATMEL_PDC
-+	default y
-+	help
-+	  USART1 is mapped to /dev/ttyS0 (or /dev/ttyAT0 resp.) and available via
-+	  the CP2002 USB-USART-bridge. If you disable this option, you won't be
-+	  able to access the serial console, so it is recommended to say 'y' here.
-+
- endif	# BOARD_GRASSHOPPER
-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	2016-09-20 11:43:03.646251793 +0200
-+++ linux-4.7.3.grasshopper/arch/avr32/boards/grasshopper/setup.c	2016-09-20 12:03:04.864496603 +0200
-@@ -166,7 +166,12 @@
- 
- void __init setup_board(void)
- {
-+#ifdef CONFIG_BOARD_GRASSHOPPER_USART1
-     at32_map_usart(1, 0, 0); // USART 1: /dev/ttyS0, CP2102
-+#endif
-+#ifdef CONFIG_BOARD_GRASSHOPPER_USART0
-+    at32_map_usart(0, 1, 0); // USART 0: /dev/ttyS1
-+#endif
-     at32_setup_serial_console(0);
- 
-     // grasshopper_add_spi();
-@@ -182,7 +187,12 @@
-     */
-     at32_reserve_pin(GPIO_PIOE_BASE, ATMEL_EBI_PE_DATA_ALL);
-     at32_add_device_usba(0, NULL);
-+#ifdef CONFIG_BOARD_GRASSHOPPER_USART1
-     at32_add_device_usart(0);
-+#endif
-+#ifdef CONFIG_BOARD_GRASSHOPPER_USART0
-+    at32_add_device_usart(1);
-+#endif
- 
- #ifdef CONFIG_GRASSHOPPER_LCD
-     at32_add_device_lcdc(0, &grasshopper_lcdc_data,
diff --git a/target/avr32/grasshopper/patches/4.8.3/0100-netfilter-init-fix.patch b/target/avr32/grasshopper/patches/4.8.3/0100-netfilter-init-fix.patch
deleted file mode 100644
index 9d80e8b53..000000000
--- a/target/avr32/grasshopper/patches/4.8.3/0100-netfilter-init-fix.patch
+++ /dev/null
@@ -1,120 +0,0 @@
-diff -Naur linux-4.7.3/net/ipv4/netfilter/iptable_filter.c linux-4.7.3.new/net/ipv4/netfilter/iptable_filter.c
---- linux-4.7.3/net/ipv4/netfilter/iptable_filter.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv4/netfilter/iptable_filter.c	2016-09-20 17:34:57.000156904 +0200
-@@ -25,7 +25,7 @@
- 			    (1 << NF_INET_LOCAL_OUT))
- static int __net_init iptable_filter_table_init(struct net *net);
- 
--static const struct xt_table packet_filter = {
-+static const struct xt_table __net_initconst packet_filter = {
- 	.name		= "filter",
- 	.valid_hooks	= FILTER_VALID_HOOKS,
- 	.me		= THIS_MODULE,
-diff -Naur linux-4.7.3/net/ipv4/netfilter/iptable_mangle.c linux-4.7.3.new/net/ipv4/netfilter/iptable_mangle.c
---- linux-4.7.3/net/ipv4/netfilter/iptable_mangle.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv4/netfilter/iptable_mangle.c	2016-09-20 17:35:04.360257550 +0200
-@@ -30,7 +30,7 @@
- 
- static int __net_init iptable_mangle_table_init(struct net *net);
- 
--static const struct xt_table packet_mangler = {
-+static const struct xt_table __net_initconst packet_mangler = {
- 	.name		= "mangle",
- 	.valid_hooks	= MANGLE_VALID_HOOKS,
- 	.me		= THIS_MODULE,
-diff -Naur linux-4.7.3/net/ipv4/netfilter/iptable_nat.c linux-4.7.3.new/net/ipv4/netfilter/iptable_nat.c
---- linux-4.7.3/net/ipv4/netfilter/iptable_nat.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv4/netfilter/iptable_nat.c	2016-09-20 17:35:11.847359932 +0200
-@@ -20,7 +20,7 @@
- 
- static int __net_init iptable_nat_table_init(struct net *net);
- 
--static const struct xt_table nf_nat_ipv4_table = {
-+static const struct xt_table __net_initconst nf_nat_ipv4_table = {
- 	.name		= "nat",
- 	.valid_hooks	= (1 << NF_INET_PRE_ROUTING) |
- 			  (1 << NF_INET_POST_ROUTING) |
-diff -Naur linux-4.7.3/net/ipv4/netfilter/iptable_raw.c linux-4.7.3.new/net/ipv4/netfilter/iptable_raw.c
---- linux-4.7.3/net/ipv4/netfilter/iptable_raw.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv4/netfilter/iptable_raw.c	2016-09-20 17:35:18.424449870 +0200
-@@ -12,7 +12,7 @@
- 
- static int __net_init iptable_raw_table_init(struct net *net);
- 
--static const struct xt_table packet_raw = {
-+static const struct xt_table __net_initconst packet_raw = {
- 	.name = "raw",
- 	.valid_hooks =  RAW_VALID_HOOKS,
- 	.me = THIS_MODULE,
-diff -Naur linux-4.7.3/net/ipv4/netfilter/iptable_security.c linux-4.7.3.new/net/ipv4/netfilter/iptable_security.c
---- linux-4.7.3/net/ipv4/netfilter/iptable_security.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv4/netfilter/iptable_security.c	2016-09-20 17:35:28.232583992 +0200
-@@ -30,7 +30,7 @@
- 
- static int __net_init iptable_security_table_init(struct net *net);
- 
--static const struct xt_table security_table = {
-+static const struct xt_table __net_initconst security_table = {
- 	.name		= "security",
- 	.valid_hooks	= SECURITY_VALID_HOOKS,
- 	.me		= THIS_MODULE,
-diff -Naur linux-4.7.3/net/ipv6/netfilter/ip6table_filter.c linux-4.7.3.new/net/ipv6/netfilter/ip6table_filter.c
---- linux-4.7.3/net/ipv6/netfilter/ip6table_filter.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv6/netfilter/ip6table_filter.c	2016-09-20 17:34:01.580392165 +0200
-@@ -24,7 +24,7 @@
- 
- static int __net_init ip6table_filter_table_init(struct net *net);
- 
--static const struct xt_table packet_filter = {
-+static const struct xt_table __net_initconst packet_filter = {
- 	.name		= "filter",
- 	.valid_hooks	= FILTER_VALID_HOOKS,
- 	.me		= THIS_MODULE,
-diff -Naur linux-4.7.3/net/ipv6/netfilter/ip6table_mangle.c linux-4.7.3.new/net/ipv6/netfilter/ip6table_mangle.c
---- linux-4.7.3/net/ipv6/netfilter/ip6table_mangle.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv6/netfilter/ip6table_mangle.c	2016-09-20 17:34:08.893493248 +0200
-@@ -25,7 +25,7 @@
- 
- static int __net_init ip6table_mangle_table_init(struct net *net);
- 
--static const struct xt_table packet_mangler = {
-+static const struct xt_table __net_initconst packet_mangler = {
- 	.name		= "mangle",
- 	.valid_hooks	= MANGLE_VALID_HOOKS,
- 	.me		= THIS_MODULE,
-diff -Naur linux-4.7.3/net/ipv6/netfilter/ip6table_nat.c linux-4.7.3.new/net/ipv6/netfilter/ip6table_nat.c
---- linux-4.7.3/net/ipv6/netfilter/ip6table_nat.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv6/netfilter/ip6table_nat.c	2016-09-20 17:34:15.294581725 +0200
-@@ -22,7 +22,7 @@
- 
- static int __net_init ip6table_nat_table_init(struct net *net);
- 
--static const struct xt_table nf_nat_ipv6_table = {
-+static const struct xt_table __net_initconst nf_nat_ipv6_table = {
- 	.name		= "nat",
- 	.valid_hooks	= (1 << NF_INET_PRE_ROUTING) |
- 			  (1 << NF_INET_POST_ROUTING) |
-diff -Naur linux-4.7.3/net/ipv6/netfilter/ip6table_raw.c linux-4.7.3.new/net/ipv6/netfilter/ip6table_raw.c
---- linux-4.7.3/net/ipv6/netfilter/ip6table_raw.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv6/netfilter/ip6table_raw.c	2016-09-20 17:34:22.939687395 +0200
-@@ -11,7 +11,7 @@
- 
- static int __net_init ip6table_raw_table_init(struct net *net);
- 
--static const struct xt_table packet_raw = {
-+static const struct xt_table __net_initconst packet_raw = {
- 	.name = "raw",
- 	.valid_hooks = RAW_VALID_HOOKS,
- 	.me = THIS_MODULE,
-diff -Naur linux-4.7.3/net/ipv6/netfilter/ip6table_security.c linux-4.7.3.new/net/ipv6/netfilter/ip6table_security.c
---- linux-4.7.3/net/ipv6/netfilter/ip6table_security.c	2016-09-07 08:35:12.000000000 +0200
-+++ linux-4.7.3.new/net/ipv6/netfilter/ip6table_security.c	2016-09-20 17:34:30.348789803 +0200
-@@ -29,7 +29,7 @@
- 
- static int __net_init ip6table_security_table_init(struct net *net);
- 
--static const struct xt_table security_table = {
-+static const struct xt_table __net_initconst security_table = {
- 	.name		= "security",
- 	.valid_hooks	= SECURITY_VALID_HOOKS,
- 	.me		= THIS_MODULE,