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diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c
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+/*
+ * linux/arch/arm/mach-omap1/board-osk.c
+ *
+ * Board specific init for OMAP5912 OSK
+ *
+ * Written by Dirk Behme <dirk.behme@de.bosch.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <linux/gpio.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/i2c.h>
+#include <linux/leds.h>
+#include <linux/smc91x.h>
+#include <linux/omapfb.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/i2c/tps65010.h>
+#include <linux/platform_data/gpio-omap.h>
+#include <linux/platform_data/omap1_bl.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/flash.h>
+#include <mach/mux.h>
+#include <mach/tc.h>
+
+#include <mach/hardware.h>
+#include <mach/usb.h>
+
+#include "common.h"
+
+/* At OMAP5912 OSK the Ethernet is directly connected to CS1 */
+#define OMAP_OSK_ETHR_START 0x04800300
+
+/* TPS65010 has four GPIOs. nPG and LED2 can be treated like GPIOs with
+ * alternate pin configurations for hardware-controlled blinking.
+ */
+#define OSK_TPS_GPIO_BASE (OMAP_MAX_GPIO_LINES + 16 /* MPUIO */)
+# define OSK_TPS_GPIO_USB_PWR_EN (OSK_TPS_GPIO_BASE + 0)
+# define OSK_TPS_GPIO_LED_D3 (OSK_TPS_GPIO_BASE + 1)
+# define OSK_TPS_GPIO_LAN_RESET (OSK_TPS_GPIO_BASE + 2)
+# define OSK_TPS_GPIO_DSP_PWR_EN (OSK_TPS_GPIO_BASE + 3)
+# define OSK_TPS_GPIO_LED_D9 (OSK_TPS_GPIO_BASE + 4)
+# define OSK_TPS_GPIO_LED_D2 (OSK_TPS_GPIO_BASE + 5)
+
+static struct mtd_partition osk_partitions[] = {
+ /* bootloader (U-Boot, etc) in first sector */
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = SZ_128K,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ /* bootloader params in the next sector */
+ {
+ .name = "params",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_128K,
+ .mask_flags = 0,
+ }, {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_2M,
+ .mask_flags = 0
+ }, {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ .mask_flags = 0
+ }
+};
+
+static struct physmap_flash_data osk_flash_data = {
+ .width = 2,
+ .set_vpp = omap1_set_vpp,
+ .parts = osk_partitions,
+ .nr_parts = ARRAY_SIZE(osk_partitions),
+};
+
+static struct resource osk_flash_resource = {
+ /* this is on CS3, wherever it's mapped */
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device osk5912_flash_device = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &osk_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &osk_flash_resource,
+};
+
+static struct smc91x_platdata osk5912_smc91x_info = {
+ .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
+ .leda = RPC_LED_100_10,
+ .ledb = RPC_LED_TX_RX,
+};
+
+static struct resource osk5912_smc91x_resources[] = {
+ [0] = {
+ .start = OMAP_OSK_ETHR_START, /* Physical */
+ .end = OMAP_OSK_ETHR_START + 0xf,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
+ },
+};
+
+static struct platform_device osk5912_smc91x_device = {
+ .name = "smc91x",
+ .id = -1,
+ .dev = {
+ .platform_data = &osk5912_smc91x_info,
+ },
+ .num_resources = ARRAY_SIZE(osk5912_smc91x_resources),
+ .resource = osk5912_smc91x_resources,
+};
+
+static struct resource osk5912_cf_resources[] = {
+ [0] = {
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device osk5912_cf_device = {
+ .name = "omap_cf",
+ .id = -1,
+ .dev = {
+ .platform_data = (void *) 2 /* CS2 */,
+ },
+ .num_resources = ARRAY_SIZE(osk5912_cf_resources),
+ .resource = osk5912_cf_resources,
+};
+
+static struct platform_device *osk5912_devices[] __initdata = {
+ &osk5912_flash_device,
+ &osk5912_smc91x_device,
+ &osk5912_cf_device,
+};
+
+static struct gpio_led tps_leds[] = {
+ /* NOTE: D9 and D2 have hardware blink support.
+ * Also, D9 requires non-battery power.
+ */
+ { .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9",
+ .default_trigger = "ide-disk", },
+ { .gpio = OSK_TPS_GPIO_LED_D2, .name = "d2", },
+ { .gpio = OSK_TPS_GPIO_LED_D3, .name = "d3", .active_low = 1,
+ .default_trigger = "heartbeat", },
+};
+
+static struct gpio_led_platform_data tps_leds_data = {
+ .num_leds = 3,
+ .leds = tps_leds,
+};
+
+static struct platform_device osk5912_tps_leds = {
+ .name = "leds-gpio",
+ .id = 0,
+ .dev.platform_data = &tps_leds_data,
+};
+
+static int osk_tps_setup(struct i2c_client *client, void *context)
+{
+ if (!IS_BUILTIN(CONFIG_TPS65010))
+ return -ENOSYS;
+
+ /* Set GPIO 1 HIGH to disable VBUS power supply;
+ * OHCI driver powers it up/down as needed.
+ */
+ gpio_request(OSK_TPS_GPIO_USB_PWR_EN, "n_vbus_en");
+ gpio_direction_output(OSK_TPS_GPIO_USB_PWR_EN, 1);
+
+ /* Set GPIO 2 high so LED D3 is off by default */
+ tps65010_set_gpio_out_value(GPIO2, HIGH);
+
+ /* Set GPIO 3 low to take ethernet out of reset */
+ gpio_request(OSK_TPS_GPIO_LAN_RESET, "smc_reset");
+ gpio_direction_output(OSK_TPS_GPIO_LAN_RESET, 0);
+
+ /* GPIO4 is VDD_DSP */
+ gpio_request(OSK_TPS_GPIO_DSP_PWR_EN, "dsp_power");
+ gpio_direction_output(OSK_TPS_GPIO_DSP_PWR_EN, 1);
+ /* REVISIT if DSP support isn't configured, power it off ... */
+
+ /* Let LED1 (D9) blink; leds-gpio may override it */
+ tps65010_set_led(LED1, BLINK);
+
+ /* Set LED2 off by default */
+ tps65010_set_led(LED2, OFF);
+
+ /* Enable LOW_PWR handshake */
+ tps65010_set_low_pwr(ON);
+
+ /* Switch VLDO2 to 3.0V for AIC23 */
+ tps65010_config_vregs1(TPS_LDO2_ENABLE | TPS_VLDO2_3_0V
+ | TPS_LDO1_ENABLE);
+
+ /* register these three LEDs */
+ osk5912_tps_leds.dev.parent = &client->dev;
+ platform_device_register(&osk5912_tps_leds);
+
+ return 0;
+}
+
+static struct tps65010_board tps_board = {
+ .base = OSK_TPS_GPIO_BASE,
+ .outmask = 0x0f,
+ .setup = osk_tps_setup,
+};
+
+static struct i2c_board_info __initdata osk_i2c_board_info[] = {
+ {
+ I2C_BOARD_INFO("tps65010", 0x48),
+ .platform_data = &tps_board,
+
+ },
+ {
+ I2C_BOARD_INFO("tlv320aic23", 0x1B),
+ },
+ /* TODO when driver support is ready:
+ * - optionally on Mistral, ov9640 camera sensor at 0x30
+ */
+};
+
+static void __init osk_init_smc91x(void)
+{
+ u32 l;
+
+ if ((gpio_request(0, "smc_irq")) < 0) {
+ printk("Error requesting gpio 0 for smc91x irq\n");
+ return;
+ }
+
+ /* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
+ l = omap_readl(EMIFS_CCS(1));
+ l |= 0x3;
+ omap_writel(l, EMIFS_CCS(1));
+}
+
+static void __init osk_init_cf(void)
+{
+ omap_cfg_reg(M7_1610_GPIO62);
+ if ((gpio_request(62, "cf_irq")) < 0) {
+ printk("Error requesting gpio 62 for CF irq\n");
+ return;
+ }
+ /* the CF I/O IRQ is really active-low */
+ irq_set_irq_type(gpio_to_irq(62), IRQ_TYPE_EDGE_FALLING);
+}
+
+static struct omap_usb_config osk_usb_config __initdata = {
+ /* has usb host connector (A) ... for development it can also
+ * be used, with a NONSTANDARD gender-bending cable/dongle, as
+ * a peripheral.
+ */
+#if IS_ENABLED(CONFIG_USB_OMAP)
+ .register_dev = 1,
+ .hmc_mode = 0,
+#else
+ .register_host = 1,
+ .hmc_mode = 16,
+ .rwc = 1,
+#endif
+ .pins[0] = 2,
+};
+
+#ifdef CONFIG_OMAP_OSK_MISTRAL
+static struct omap_lcd_config osk_lcd_config __initdata = {
+ .ctrl_name = "internal",
+};
+#endif
+
+#ifdef CONFIG_OMAP_OSK_MISTRAL
+
+#include <linux/input.h>
+#include <linux/platform_data/at24.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+
+#include <linux/platform_data/keypad-omap.h>
+
+static struct at24_platform_data at24c04 = {
+ .byte_len = SZ_4K / 8,
+ .page_size = 16,
+};
+
+static struct i2c_board_info __initdata mistral_i2c_board_info[] = {
+ {
+ /* NOTE: powered from LCD supply */
+ I2C_BOARD_INFO("24c04", 0x50),
+ .platform_data = &at24c04,
+ },
+ /* TODO when driver support is ready:
+ * - optionally ov9640 camera sensor at 0x30
+ */
+};
+
+static const unsigned int osk_keymap[] = {
+ /* KEY(col, row, code) */
+ KEY(0, 0, KEY_F1), /* SW4 */
+ KEY(3, 0, KEY_UP), /* (sw2/up) */
+ KEY(1, 1, KEY_LEFTCTRL), /* SW5 */
+ KEY(2, 1, KEY_LEFT), /* (sw2/left) */
+ KEY(0, 2, KEY_SPACE), /* SW3 */
+ KEY(1, 2, KEY_ESC), /* SW6 */
+ KEY(2, 2, KEY_DOWN), /* (sw2/down) */
+ KEY(2, 3, KEY_ENTER), /* (sw2/select) */
+ KEY(3, 3, KEY_RIGHT), /* (sw2/right) */
+};
+
+static const struct matrix_keymap_data osk_keymap_data = {
+ .keymap = osk_keymap,
+ .keymap_size = ARRAY_SIZE(osk_keymap),
+};
+
+static struct omap_kp_platform_data osk_kp_data = {
+ .rows = 8,
+ .cols = 8,
+ .keymap_data = &osk_keymap_data,
+ .delay = 9,
+};
+
+static struct resource osk5912_kp_resources[] = {
+ [0] = {
+ .start = INT_KEYBOARD,
+ .end = INT_KEYBOARD,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device osk5912_kp_device = {
+ .name = "omap-keypad",
+ .id = -1,
+ .dev = {
+ .platform_data = &osk_kp_data,
+ },
+ .num_resources = ARRAY_SIZE(osk5912_kp_resources),
+ .resource = osk5912_kp_resources,
+};
+
+static struct omap_backlight_config mistral_bl_data = {
+ .default_intensity = 0xa0,
+};
+
+static struct platform_device mistral_bl_device = {
+ .name = "omap-bl",
+ .id = -1,
+ .dev = {
+ .platform_data = &mistral_bl_data,
+ },
+};
+
+static struct platform_device osk5912_lcd_device = {
+ .name = "lcd_osk",
+ .id = -1,
+};
+
+static struct gpio_led mistral_gpio_led_pins[] = {
+ {
+ .name = "mistral:red",
+ .default_trigger = "heartbeat",
+ .gpio = 3,
+ },
+ {
+ .name = "mistral:green",
+ .default_trigger = "cpu0",
+ .gpio = OMAP_MPUIO(4),
+ },
+};
+
+static struct gpio_led_platform_data mistral_gpio_led_data = {
+ .leds = mistral_gpio_led_pins,
+ .num_leds = ARRAY_SIZE(mistral_gpio_led_pins),
+};
+
+static struct platform_device mistral_gpio_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &mistral_gpio_led_data,
+ },
+};
+
+static struct platform_device *mistral_devices[] __initdata = {
+ &osk5912_kp_device,
+ &mistral_bl_device,
+ &osk5912_lcd_device,
+ &mistral_gpio_leds,
+};
+
+static int mistral_get_pendown_state(void)
+{
+ return !gpio_get_value(4);
+}
+
+static const struct ads7846_platform_data mistral_ts_info = {
+ .model = 7846,
+ .vref_delay_usecs = 100, /* internal, no capacitor */
+ .x_plate_ohms = 419,
+ .y_plate_ohms = 486,
+ .get_pendown_state = mistral_get_pendown_state,
+};
+
+static struct spi_board_info __initdata mistral_boardinfo[] = { {
+ /* MicroWire (bus 2) CS0 has an ads7846e */
+ .modalias = "ads7846",
+ .platform_data = &mistral_ts_info,
+ .max_speed_hz = 120000 /* max sample rate at 3V */
+ * 26 /* command + data + overhead */,
+ .bus_num = 2,
+ .chip_select = 0,
+} };
+
+#ifdef CONFIG_PM
+static irqreturn_t
+osk_mistral_wake_interrupt(int irq, void *ignored)
+{
+ return IRQ_HANDLED;
+}
+#endif
+
+static void __init osk_mistral_init(void)
+{
+ /* NOTE: we could actually tell if there's a Mistral board
+ * attached, e.g. by trying to read something from the ads7846.
+ * But this arch_init() code is too early for that, since we
+ * can't talk to the ads or even the i2c eeprom.
+ */
+
+ /* parallel camera interface */
+ omap_cfg_reg(J15_1610_CAM_LCLK);
+ omap_cfg_reg(J18_1610_CAM_D7);
+ omap_cfg_reg(J19_1610_CAM_D6);
+ omap_cfg_reg(J14_1610_CAM_D5);
+ omap_cfg_reg(K18_1610_CAM_D4);
+ omap_cfg_reg(K19_1610_CAM_D3);
+ omap_cfg_reg(K15_1610_CAM_D2);
+ omap_cfg_reg(K14_1610_CAM_D1);
+ omap_cfg_reg(L19_1610_CAM_D0);
+ omap_cfg_reg(L18_1610_CAM_VS);
+ omap_cfg_reg(L15_1610_CAM_HS);
+ omap_cfg_reg(M19_1610_CAM_RSTZ);
+ omap_cfg_reg(Y15_1610_CAM_OUTCLK);
+
+ /* serial camera interface */
+ omap_cfg_reg(H19_1610_CAM_EXCLK);
+ omap_cfg_reg(W13_1610_CCP_CLKM);
+ omap_cfg_reg(Y12_1610_CCP_CLKP);
+ /* CCP_DATAM CONFLICTS WITH UART1.TX (and serial console) */
+ /* omap_cfg_reg(Y14_1610_CCP_DATAM); */
+ omap_cfg_reg(W14_1610_CCP_DATAP);
+
+ /* CAM_PWDN */
+ if (gpio_request(11, "cam_pwdn") == 0) {
+ omap_cfg_reg(N20_1610_GPIO11);
+ gpio_direction_output(11, 0);
+ } else
+ pr_debug("OSK+Mistral: CAM_PWDN is awol\n");
+
+
+ /* omap_cfg_reg(P19_1610_GPIO6); */ /* BUSY */
+ gpio_request(6, "ts_busy");
+ gpio_direction_input(6);
+
+ omap_cfg_reg(P20_1610_GPIO4); /* PENIRQ */
+ gpio_request(4, "ts_int");
+ gpio_direction_input(4);
+ irq_set_irq_type(gpio_to_irq(4), IRQ_TYPE_EDGE_FALLING);
+
+ mistral_boardinfo[0].irq = gpio_to_irq(4);
+ spi_register_board_info(mistral_boardinfo,
+ ARRAY_SIZE(mistral_boardinfo));
+
+ /* the sideways button (SW1) is for use as a "wakeup" button
+ *
+ * NOTE: The Mistral board has the wakeup button (SW1) wired
+ * to the LCD 3.3V rail, which is powered down during suspend.
+ * To allow this button to wake up the omap, work around this
+ * HW bug by rewiring SW1 to use the main 3.3V rail.
+ */
+ omap_cfg_reg(N15_1610_MPUIO2);
+ if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) {
+ int ret = 0;
+ int irq = gpio_to_irq(OMAP_MPUIO(2));
+
+ gpio_direction_input(OMAP_MPUIO(2));
+ irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING);
+#ifdef CONFIG_PM
+ /* share the IRQ in case someone wants to use the
+ * button for more than wakeup from system sleep.
+ */
+ ret = request_irq(irq,
+ &osk_mistral_wake_interrupt,
+ IRQF_SHARED, "mistral_wakeup",
+ &osk_mistral_wake_interrupt);
+ if (ret != 0) {
+ gpio_free(OMAP_MPUIO(2));
+ printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
+ ret);
+ } else
+ enable_irq_wake(irq);
+#endif
+ } else
+ printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
+
+ /* LCD: backlight, and power; power controls other devices on the
+ * board, like the touchscreen, EEPROM, and wakeup (!) switch.
+ */
+ omap_cfg_reg(PWL);
+ if (gpio_request(2, "lcd_pwr") == 0)
+ gpio_direction_output(2, 1);
+
+ /*
+ * GPIO based LEDs
+ */
+ omap_cfg_reg(P18_1610_GPIO3);
+ omap_cfg_reg(MPUIO4);
+
+ i2c_register_board_info(1, mistral_i2c_board_info,
+ ARRAY_SIZE(mistral_i2c_board_info));
+
+ platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
+}
+#else
+static void __init osk_mistral_init(void) { }
+#endif
+
+#define EMIFS_CS3_VAL (0x88013141)
+
+static void __init osk_init(void)
+{
+ u32 l;
+
+ osk_init_smc91x();
+ osk_init_cf();
+
+ /* Workaround for wrong CS3 (NOR flash) timing
+ * There are some U-Boot versions out there which configure
+ * wrong CS3 memory timings. This mainly leads to CRC
+ * or similar errors if you use NOR flash (e.g. with JFFS2)
+ */
+ l = omap_readl(EMIFS_CCS(3));
+ if (l != EMIFS_CS3_VAL)
+ omap_writel(EMIFS_CS3_VAL, EMIFS_CCS(3));
+
+ osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
+ osk_flash_resource.end += SZ_32M - 1;
+ osk5912_smc91x_resources[1].start = gpio_to_irq(0);
+ osk5912_smc91x_resources[1].end = gpio_to_irq(0);
+ osk5912_cf_resources[0].start = gpio_to_irq(62);
+ osk5912_cf_resources[0].end = gpio_to_irq(62);
+ platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
+
+ l = omap_readl(USB_TRANSCEIVER_CTRL);
+ l |= (3 << 1);
+ omap_writel(l, USB_TRANSCEIVER_CTRL);
+
+ omap1_usb_init(&osk_usb_config);
+
+ /* irq for tps65010 chip */
+ /* bootloader effectively does: omap_cfg_reg(U19_1610_MPUIO1); */
+ if (gpio_request(OMAP_MPUIO(1), "tps65010") == 0)
+ gpio_direction_input(OMAP_MPUIO(1));
+
+ omap_serial_init();
+ osk_i2c_board_info[0].irq = gpio_to_irq(OMAP_MPUIO(1));
+ omap_register_i2c_bus(1, 400, osk_i2c_board_info,
+ ARRAY_SIZE(osk_i2c_board_info));
+ osk_mistral_init();
+
+#ifdef CONFIG_OMAP_OSK_MISTRAL
+ omapfb_set_lcd_config(&osk_lcd_config);
+#endif
+
+}
+
+MACHINE_START(OMAP_OSK, "TI-OSK")
+ /* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */
+ .atag_offset = 0x100,
+ .map_io = omap16xx_map_io,
+ .init_early = omap1_init_early,
+ .init_irq = omap1_init_irq,
+ .init_machine = osk_init,
+ .init_late = omap1_init_late,
+ .init_time = omap1_timer_init,
+ .restart = omap1_restart,
+MACHINE_END