mirror of
https://github.com/torvalds/linux
synced 2024-09-28 07:20:56 +00:00
690a4a39b2
Instead of enabling the wifi module explicitly using GPIO, add a fixed regulator and hook it to MMC host card power control. This way it will only be enabled when SDIO subsystem wants to talk to it, saving power (as done by Zoom boards). Signed-off-by: Grazvydas Ignotas <notasas@gmail.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
751 lines
19 KiB
C
751 lines
19 KiB
C
/*
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* board-omap3pandora.c (Pandora Handheld Console)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/platform_device.h>
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#include <linux/spi/spi.h>
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#include <linux/spi/ads7846.h>
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#include <linux/regulator/machine.h>
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#include <linux/i2c/twl.h>
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#include <linux/spi/wl12xx.h>
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#include <linux/mtd/partitions.h>
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#include <linux/mtd/nand.h>
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#include <linux/leds.h>
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#include <linux/input.h>
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#include <linux/input/matrix_keypad.h>
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#include <linux/gpio_keys.h>
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#include <linux/mmc/host.h>
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#include <linux/mmc/card.h>
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#include <linux/regulator/fixed.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <plat/board.h>
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#include <plat/common.h>
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#include <mach/gpio.h>
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#include <mach/hardware.h>
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#include <plat/mcspi.h>
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#include <plat/usb.h>
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#include <plat/display.h>
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#include <plat/nand.h>
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#include "mux.h"
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#include "sdram-micron-mt46h32m32lf-6.h"
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#include "hsmmc.h"
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#define PANDORA_WIFI_IRQ_GPIO 21
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#define PANDORA_WIFI_NRESET_GPIO 23
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#define OMAP3_PANDORA_TS_GPIO 94
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#define NAND_BLOCK_SIZE SZ_128K
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static struct mtd_partition omap3pandora_nand_partitions[] = {
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{
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.name = "xloader",
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.offset = 0,
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.size = 4 * NAND_BLOCK_SIZE,
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.mask_flags = MTD_WRITEABLE
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}, {
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.name = "uboot",
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.offset = MTDPART_OFS_APPEND,
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.size = 15 * NAND_BLOCK_SIZE,
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}, {
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.name = "uboot-env",
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.offset = MTDPART_OFS_APPEND,
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.size = 1 * NAND_BLOCK_SIZE,
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}, {
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.name = "boot",
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.offset = MTDPART_OFS_APPEND,
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.size = 80 * NAND_BLOCK_SIZE,
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}, {
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.name = "rootfs",
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.offset = MTDPART_OFS_APPEND,
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.size = MTDPART_SIZ_FULL,
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},
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};
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static struct omap_nand_platform_data pandora_nand_data = {
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.cs = 0,
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.devsize = 1, /* '0' for 8-bit, '1' for 16-bit device */
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.parts = omap3pandora_nand_partitions,
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.nr_parts = ARRAY_SIZE(omap3pandora_nand_partitions),
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};
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static struct gpio_led pandora_gpio_leds[] = {
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{
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.name = "pandora::sd1",
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.default_trigger = "mmc0",
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.gpio = 128,
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}, {
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.name = "pandora::sd2",
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.default_trigger = "mmc1",
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.gpio = 129,
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}, {
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.name = "pandora::bluetooth",
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.gpio = 158,
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}, {
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.name = "pandora::wifi",
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.gpio = 159,
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},
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};
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static struct gpio_led_platform_data pandora_gpio_led_data = {
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.leds = pandora_gpio_leds,
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.num_leds = ARRAY_SIZE(pandora_gpio_leds),
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};
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static struct platform_device pandora_leds_gpio = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &pandora_gpio_led_data,
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},
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};
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#define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr) \
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{ \
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.gpio = gpio_num, \
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.type = ev_type, \
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.code = ev_code, \
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.active_low = act_low, \
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.debounce_interval = 4, \
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.desc = "btn " descr, \
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}
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#define GPIO_BUTTON_LOW(gpio_num, event_code, description) \
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GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)
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static struct gpio_keys_button pandora_gpio_keys[] = {
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GPIO_BUTTON_LOW(110, KEY_UP, "up"),
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GPIO_BUTTON_LOW(103, KEY_DOWN, "down"),
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GPIO_BUTTON_LOW(96, KEY_LEFT, "left"),
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GPIO_BUTTON_LOW(98, KEY_RIGHT, "right"),
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GPIO_BUTTON_LOW(109, KEY_PAGEUP, "game 1"),
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GPIO_BUTTON_LOW(111, KEY_END, "game 2"),
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GPIO_BUTTON_LOW(106, KEY_PAGEDOWN, "game 3"),
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GPIO_BUTTON_LOW(101, KEY_HOME, "game 4"),
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GPIO_BUTTON_LOW(102, KEY_RIGHTSHIFT, "l"),
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GPIO_BUTTON_LOW(97, KEY_KPPLUS, "l2"),
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GPIO_BUTTON_LOW(105, KEY_RIGHTCTRL, "r"),
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GPIO_BUTTON_LOW(107, KEY_KPMINUS, "r2"),
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GPIO_BUTTON_LOW(104, KEY_LEFTCTRL, "ctrl"),
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GPIO_BUTTON_LOW(99, KEY_MENU, "menu"),
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GPIO_BUTTON_LOW(176, KEY_COFFEE, "hold"),
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GPIO_BUTTON(100, EV_KEY, KEY_LEFTALT, 0, "alt"),
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GPIO_BUTTON(108, EV_SW, SW_LID, 1, "lid"),
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};
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static struct gpio_keys_platform_data pandora_gpio_key_info = {
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.buttons = pandora_gpio_keys,
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.nbuttons = ARRAY_SIZE(pandora_gpio_keys),
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};
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static struct platform_device pandora_keys_gpio = {
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.name = "gpio-keys",
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.id = -1,
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.dev = {
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.platform_data = &pandora_gpio_key_info,
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},
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};
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static const uint32_t board_keymap[] = {
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/* row, col, code */
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KEY(0, 0, KEY_9),
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KEY(0, 1, KEY_8),
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KEY(0, 2, KEY_I),
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KEY(0, 3, KEY_J),
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KEY(0, 4, KEY_N),
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KEY(0, 5, KEY_M),
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KEY(1, 0, KEY_0),
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KEY(1, 1, KEY_7),
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KEY(1, 2, KEY_U),
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KEY(1, 3, KEY_H),
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KEY(1, 4, KEY_B),
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KEY(1, 5, KEY_SPACE),
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KEY(2, 0, KEY_BACKSPACE),
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KEY(2, 1, KEY_6),
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KEY(2, 2, KEY_Y),
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KEY(2, 3, KEY_G),
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KEY(2, 4, KEY_V),
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KEY(2, 5, KEY_FN),
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KEY(3, 0, KEY_O),
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KEY(3, 1, KEY_5),
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KEY(3, 2, KEY_T),
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KEY(3, 3, KEY_F),
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KEY(3, 4, KEY_C),
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KEY(4, 0, KEY_P),
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KEY(4, 1, KEY_4),
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KEY(4, 2, KEY_R),
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KEY(4, 3, KEY_D),
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KEY(4, 4, KEY_X),
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KEY(5, 0, KEY_K),
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KEY(5, 1, KEY_3),
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KEY(5, 2, KEY_E),
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KEY(5, 3, KEY_S),
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KEY(5, 4, KEY_Z),
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KEY(6, 0, KEY_L),
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KEY(6, 1, KEY_2),
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KEY(6, 2, KEY_W),
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KEY(6, 3, KEY_A),
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KEY(6, 4, KEY_DOT),
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KEY(7, 0, KEY_ENTER),
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KEY(7, 1, KEY_1),
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KEY(7, 2, KEY_Q),
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KEY(7, 3, KEY_LEFTSHIFT),
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KEY(7, 4, KEY_COMMA),
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};
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static struct matrix_keymap_data board_map_data = {
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.keymap = board_keymap,
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.keymap_size = ARRAY_SIZE(board_keymap),
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};
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static struct twl4030_keypad_data pandora_kp_data = {
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.keymap_data = &board_map_data,
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.rows = 8,
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.cols = 6,
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.rep = 1,
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};
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static struct omap_dss_device pandora_lcd_device = {
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.name = "lcd",
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.driver_name = "tpo_td043mtea1_panel",
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.type = OMAP_DISPLAY_TYPE_DPI,
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.phy.dpi.data_lines = 24,
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.reset_gpio = 157,
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};
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static struct omap_dss_device pandora_tv_device = {
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.name = "tv",
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.driver_name = "venc",
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.type = OMAP_DISPLAY_TYPE_VENC,
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.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
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};
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static struct omap_dss_device *pandora_dss_devices[] = {
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&pandora_lcd_device,
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&pandora_tv_device,
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};
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static struct omap_dss_board_info pandora_dss_data = {
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.num_devices = ARRAY_SIZE(pandora_dss_devices),
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.devices = pandora_dss_devices,
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.default_device = &pandora_lcd_device,
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};
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static struct platform_device pandora_dss_device = {
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.name = "omapdss",
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.id = -1,
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.dev = {
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.platform_data = &pandora_dss_data,
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},
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};
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static void pandora_wl1251_init_card(struct mmc_card *card)
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{
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/*
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* We have TI wl1251 attached to MMC3. Pass this information to
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* SDIO core because it can't be probed by normal methods.
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*/
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card->quirks |= MMC_QUIRK_NONSTD_SDIO;
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card->cccr.wide_bus = 1;
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card->cis.vendor = 0x104c;
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card->cis.device = 0x9066;
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card->cis.blksize = 512;
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card->cis.max_dtr = 20000000;
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}
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static struct omap2_hsmmc_info omap3pandora_mmc[] = {
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{
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.mmc = 1,
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.caps = MMC_CAP_4_BIT_DATA,
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.gpio_cd = -EINVAL,
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.gpio_wp = 126,
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.ext_clock = 0,
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},
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{
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.mmc = 2,
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.caps = MMC_CAP_4_BIT_DATA,
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.gpio_cd = -EINVAL,
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.gpio_wp = 127,
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.ext_clock = 1,
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.transceiver = true,
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},
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{
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.mmc = 3,
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.caps = MMC_CAP_4_BIT_DATA,
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.gpio_cd = -EINVAL,
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.gpio_wp = -EINVAL,
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.init_card = pandora_wl1251_init_card,
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},
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{} /* Terminator */
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};
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static int omap3pandora_twl_gpio_setup(struct device *dev,
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unsigned gpio, unsigned ngpio)
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{
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int ret, gpio_32khz;
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/* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
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omap3pandora_mmc[0].gpio_cd = gpio + 0;
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omap3pandora_mmc[1].gpio_cd = gpio + 1;
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omap2_hsmmc_init(omap3pandora_mmc);
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/* gpio + 13 drives 32kHz buffer for wifi module */
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gpio_32khz = gpio + 13;
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ret = gpio_request(gpio_32khz, "wifi 32kHz");
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if (ret < 0) {
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pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
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goto fail;
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}
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ret = gpio_direction_output(gpio_32khz, 1);
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if (ret < 0) {
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pr_err("Cannot set GPIO line %d, ret=%d\n", gpio_32khz, ret);
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goto fail_direction;
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}
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return 0;
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fail_direction:
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gpio_free(gpio_32khz);
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fail:
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return -ENODEV;
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}
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static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
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.gpio_base = OMAP_MAX_GPIO_LINES,
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.irq_base = TWL4030_GPIO_IRQ_BASE,
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.irq_end = TWL4030_GPIO_IRQ_END,
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.setup = omap3pandora_twl_gpio_setup,
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};
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static struct regulator_consumer_supply pandora_vmmc1_supply =
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REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0");
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static struct regulator_consumer_supply pandora_vmmc2_supply =
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REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1");
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static struct regulator_consumer_supply pandora_vmmc3_supply =
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REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.2");
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static struct regulator_consumer_supply pandora_vdda_dac_supply =
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REGULATOR_SUPPLY("vdda_dac", "omapdss");
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static struct regulator_consumer_supply pandora_vdds_supplies[] = {
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REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
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REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
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};
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static struct regulator_consumer_supply pandora_vcc_lcd_supply =
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REGULATOR_SUPPLY("vcc", "display0");
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static struct regulator_consumer_supply pandora_usb_phy_supply =
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REGULATOR_SUPPLY("hsusb0", "ehci-omap.0");
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/* ads7846 on SPI and 2 nub controllers on I2C */
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static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
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REGULATOR_SUPPLY("vcc", "spi1.0"),
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REGULATOR_SUPPLY("vcc", "3-0066"),
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REGULATOR_SUPPLY("vcc", "3-0067"),
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};
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static struct regulator_consumer_supply pandora_adac_supply =
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REGULATOR_SUPPLY("vcc", "soc-audio");
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/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
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static struct regulator_init_data pandora_vmmc1 = {
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.constraints = {
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.min_uV = 1850000,
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.max_uV = 3150000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = &pandora_vmmc1_supply,
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};
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/* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
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static struct regulator_init_data pandora_vmmc2 = {
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.constraints = {
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.min_uV = 1850000,
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.max_uV = 3150000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = &pandora_vmmc2_supply,
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};
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/* VDAC for DSS driving S-Video */
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static struct regulator_init_data pandora_vdac = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = &pandora_vdda_dac_supply,
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};
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/* VPLL2 for digital video outputs */
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static struct regulator_init_data pandora_vpll2 = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(pandora_vdds_supplies),
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.consumer_supplies = pandora_vdds_supplies,
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};
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/* VAUX1 for LCD */
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static struct regulator_init_data pandora_vaux1 = {
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.constraints = {
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.min_uV = 3000000,
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.max_uV = 3000000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = &pandora_vcc_lcd_supply,
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};
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/* VAUX2 for USB host PHY */
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static struct regulator_init_data pandora_vaux2 = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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.apply_uV = true,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_MODE
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| REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = 1,
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.consumer_supplies = &pandora_usb_phy_supply,
|
|
};
|
|
|
|
/* VAUX4 for ads7846 and nubs */
|
|
static struct regulator_init_data pandora_vaux4 = {
|
|
.constraints = {
|
|
.min_uV = 2800000,
|
|
.max_uV = 2800000,
|
|
.apply_uV = true,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = ARRAY_SIZE(pandora_vaux4_supplies),
|
|
.consumer_supplies = pandora_vaux4_supplies,
|
|
};
|
|
|
|
/* VSIM for audio DAC */
|
|
static struct regulator_init_data pandora_vsim = {
|
|
.constraints = {
|
|
.min_uV = 2800000,
|
|
.max_uV = 2800000,
|
|
.apply_uV = true,
|
|
.valid_modes_mask = REGULATOR_MODE_NORMAL
|
|
| REGULATOR_MODE_STANDBY,
|
|
.valid_ops_mask = REGULATOR_CHANGE_MODE
|
|
| REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = 1,
|
|
.consumer_supplies = &pandora_adac_supply,
|
|
};
|
|
|
|
/* Fixed regulator internal to Wifi module */
|
|
static struct regulator_init_data pandora_vmmc3 = {
|
|
.constraints = {
|
|
.valid_ops_mask = REGULATOR_CHANGE_STATUS,
|
|
},
|
|
.num_consumer_supplies = 1,
|
|
.consumer_supplies = &pandora_vmmc3_supply,
|
|
};
|
|
|
|
static struct fixed_voltage_config pandora_vwlan = {
|
|
.supply_name = "vwlan",
|
|
.microvolts = 1800000, /* 1.8V */
|
|
.gpio = PANDORA_WIFI_NRESET_GPIO,
|
|
.startup_delay = 50000, /* 50ms */
|
|
.enable_high = 1,
|
|
.enabled_at_boot = 0,
|
|
.init_data = &pandora_vmmc3,
|
|
};
|
|
|
|
static struct platform_device pandora_vwlan_device = {
|
|
.name = "reg-fixed-voltage",
|
|
.id = 1,
|
|
.dev = {
|
|
.platform_data = &pandora_vwlan,
|
|
},
|
|
};
|
|
|
|
static struct twl4030_usb_data omap3pandora_usb_data = {
|
|
.usb_mode = T2_USB_MODE_ULPI,
|
|
};
|
|
|
|
static struct twl4030_codec_audio_data omap3pandora_audio_data = {
|
|
.audio_mclk = 26000000,
|
|
};
|
|
|
|
static struct twl4030_codec_data omap3pandora_codec_data = {
|
|
.audio_mclk = 26000000,
|
|
.audio = &omap3pandora_audio_data,
|
|
};
|
|
|
|
static struct twl4030_platform_data omap3pandora_twldata = {
|
|
.irq_base = TWL4030_IRQ_BASE,
|
|
.irq_end = TWL4030_IRQ_END,
|
|
.gpio = &omap3pandora_gpio_data,
|
|
.usb = &omap3pandora_usb_data,
|
|
.codec = &omap3pandora_codec_data,
|
|
.vmmc1 = &pandora_vmmc1,
|
|
.vmmc2 = &pandora_vmmc2,
|
|
.vdac = &pandora_vdac,
|
|
.vpll2 = &pandora_vpll2,
|
|
.vaux1 = &pandora_vaux1,
|
|
.vaux2 = &pandora_vaux2,
|
|
.vaux4 = &pandora_vaux4,
|
|
.vsim = &pandora_vsim,
|
|
.keypad = &pandora_kp_data,
|
|
};
|
|
|
|
static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
|
|
{
|
|
I2C_BOARD_INFO("tps65950", 0x48),
|
|
.flags = I2C_CLIENT_WAKE,
|
|
.irq = INT_34XX_SYS_NIRQ,
|
|
.platform_data = &omap3pandora_twldata,
|
|
},
|
|
};
|
|
|
|
static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
|
|
{
|
|
I2C_BOARD_INFO("bq27500", 0x55),
|
|
.flags = I2C_CLIENT_WAKE,
|
|
},
|
|
};
|
|
|
|
static int __init omap3pandora_i2c_init(void)
|
|
{
|
|
omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo,
|
|
ARRAY_SIZE(omap3pandora_i2c_boardinfo));
|
|
/* i2c2 pins are not connected */
|
|
omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
|
|
ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
|
|
return 0;
|
|
}
|
|
|
|
static void __init omap3pandora_ads7846_init(void)
|
|
{
|
|
int gpio = OMAP3_PANDORA_TS_GPIO;
|
|
int ret;
|
|
|
|
ret = gpio_request(gpio, "ads7846_pen_down");
|
|
if (ret < 0) {
|
|
printk(KERN_ERR "Failed to request GPIO %d for "
|
|
"ads7846 pen down IRQ\n", gpio);
|
|
return;
|
|
}
|
|
|
|
gpio_direction_input(gpio);
|
|
}
|
|
|
|
static int ads7846_get_pendown_state(void)
|
|
{
|
|
return !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
|
|
}
|
|
|
|
static struct ads7846_platform_data ads7846_config = {
|
|
.x_max = 0x0fff,
|
|
.y_max = 0x0fff,
|
|
.x_plate_ohms = 180,
|
|
.pressure_max = 255,
|
|
.debounce_max = 10,
|
|
.debounce_tol = 3,
|
|
.debounce_rep = 1,
|
|
.get_pendown_state = ads7846_get_pendown_state,
|
|
.keep_vref_on = 1,
|
|
};
|
|
|
|
static struct omap2_mcspi_device_config ads7846_mcspi_config = {
|
|
.turbo_mode = 0,
|
|
.single_channel = 1, /* 0: slave, 1: master */
|
|
};
|
|
|
|
static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
|
|
{
|
|
.modalias = "ads7846",
|
|
.bus_num = 1,
|
|
.chip_select = 0,
|
|
.max_speed_hz = 1500000,
|
|
.controller_data = &ads7846_mcspi_config,
|
|
.irq = OMAP_GPIO_IRQ(OMAP3_PANDORA_TS_GPIO),
|
|
.platform_data = &ads7846_config,
|
|
}, {
|
|
.modalias = "tpo_td043mtea1_panel_spi",
|
|
.bus_num = 1,
|
|
.chip_select = 1,
|
|
.max_speed_hz = 375000,
|
|
.platform_data = &pandora_lcd_device,
|
|
}
|
|
};
|
|
|
|
static void __init omap3pandora_init_irq(void)
|
|
{
|
|
omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
|
|
mt46h32m32lf6_sdrc_params);
|
|
omap_init_irq();
|
|
omap_gpio_init();
|
|
}
|
|
|
|
static void pandora_wl1251_set_power(bool enable)
|
|
{
|
|
/*
|
|
* Keep power always on until wl1251_sdio driver learns to re-init
|
|
* the chip after powering it down and back up.
|
|
*/
|
|
}
|
|
|
|
static struct wl12xx_platform_data pandora_wl1251_pdata = {
|
|
.set_power = pandora_wl1251_set_power,
|
|
.use_eeprom = true,
|
|
};
|
|
|
|
static struct platform_device pandora_wl1251_data = {
|
|
.name = "wl1251_data",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &pandora_wl1251_pdata,
|
|
},
|
|
};
|
|
|
|
static void pandora_wl1251_init(void)
|
|
{
|
|
int ret;
|
|
|
|
ret = gpio_request(PANDORA_WIFI_IRQ_GPIO, "wl1251 irq");
|
|
if (ret < 0)
|
|
goto fail;
|
|
|
|
ret = gpio_direction_input(PANDORA_WIFI_IRQ_GPIO);
|
|
if (ret < 0)
|
|
goto fail_irq;
|
|
|
|
pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
|
|
if (pandora_wl1251_pdata.irq < 0)
|
|
goto fail_irq;
|
|
|
|
return;
|
|
|
|
fail_irq:
|
|
gpio_free(PANDORA_WIFI_IRQ_GPIO);
|
|
fail:
|
|
printk(KERN_ERR "wl1251 board initialisation failed\n");
|
|
}
|
|
|
|
static struct platform_device *omap3pandora_devices[] __initdata = {
|
|
&pandora_leds_gpio,
|
|
&pandora_keys_gpio,
|
|
&pandora_dss_device,
|
|
&pandora_wl1251_data,
|
|
&pandora_vwlan_device,
|
|
};
|
|
|
|
static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
|
|
|
|
.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
|
|
.port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
|
|
.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
|
|
|
|
.phy_reset = true,
|
|
.reset_gpio_port[0] = 16,
|
|
.reset_gpio_port[1] = -EINVAL,
|
|
.reset_gpio_port[2] = -EINVAL
|
|
};
|
|
|
|
#ifdef CONFIG_OMAP_MUX
|
|
static struct omap_board_mux board_mux[] __initdata = {
|
|
{ .reg_offset = OMAP_MUX_TERMINATOR },
|
|
};
|
|
#else
|
|
#define board_mux NULL
|
|
#endif
|
|
|
|
static struct omap_musb_board_data musb_board_data = {
|
|
.interface_type = MUSB_INTERFACE_ULPI,
|
|
.mode = MUSB_OTG,
|
|
.power = 100,
|
|
};
|
|
|
|
static void __init omap3pandora_init(void)
|
|
{
|
|
omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
|
|
omap3pandora_i2c_init();
|
|
pandora_wl1251_init();
|
|
platform_add_devices(omap3pandora_devices,
|
|
ARRAY_SIZE(omap3pandora_devices));
|
|
omap_serial_init();
|
|
spi_register_board_info(omap3pandora_spi_board_info,
|
|
ARRAY_SIZE(omap3pandora_spi_board_info));
|
|
omap3pandora_ads7846_init();
|
|
usb_ehci_init(&ehci_pdata);
|
|
usb_musb_init(&musb_board_data);
|
|
gpmc_nand_init(&pandora_nand_data);
|
|
|
|
/* Ensure SDRC pins are mux'd for self-refresh */
|
|
omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
|
|
omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
|
|
}
|
|
|
|
MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
|
|
.phys_io = 0x48000000,
|
|
.io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
|
|
.boot_params = 0x80000100,
|
|
.map_io = omap3_map_io,
|
|
.reserve = omap_reserve,
|
|
.init_irq = omap3pandora_init_irq,
|
|
.init_machine = omap3pandora_init,
|
|
.timer = &omap_timer,
|
|
MACHINE_END
|