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authorYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
committerYuval Adam <_@yuv.al>2017-08-30 08:25:59 +0000
commit8e4bff4cab0ddac6060645b0715210484d02ff40 (patch)
tree3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/arm/mach-omap2/board-zoom-peripherals.c
Initial file dump from open source releaseHEADmaster
Diffstat (limited to 'arch/arm/mach-omap2/board-zoom-peripherals.c')
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diff --git a/arch/arm/mach-omap2/board-zoom-peripherals.c b/arch/arm/mach-omap2/board-zoom-peripherals.c
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+++ b/arch/arm/mach-omap2/board-zoom-peripherals.c
@@ -0,0 +1,360 @@
+/*
+ * Copyright (C) 2009 Texas Instruments Inc.
+ *
+ * Modified from mach-omap2/board-zoom2.c
+ *
+ * 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/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
+#include <linux/gpio.h>
+#include <linux/i2c/twl.h>
+#include <linux/regulator/machine.h>
+#include <linux/regulator/fixed.h>
+#include <linux/wl12xx.h>
+#include <linux/mmc/host.h>
+#include <linux/platform_data/gpio-omap.h>
+#include <linux/platform_data/omap-twl4030.h>
+#include <linux/usb/phy.h>
+#include <linux/pwm.h>
+#include <linux/leds_pwm.h>
+#include <linux/pwm_backlight.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include "common.h"
+
+#include "board-zoom.h"
+
+#include "mux.h"
+#include "hsmmc.h"
+#include "common-board-devices.h"
+
+#define OMAP_ZOOM_WLAN_PMENA_GPIO (101)
+#define OMAP_ZOOM_TSC2004_IRQ_GPIO (153)
+#define OMAP_ZOOM_WLAN_IRQ_GPIO (162)
+
+/* Zoom2 has Qwerty keyboard*/
+static uint32_t board_keymap[] = {
+ KEY(0, 0, KEY_E),
+ KEY(0, 1, KEY_R),
+ KEY(0, 2, KEY_T),
+ KEY(0, 3, KEY_HOME),
+ KEY(0, 6, KEY_I),
+ KEY(0, 7, KEY_LEFTSHIFT),
+ KEY(1, 0, KEY_D),
+ KEY(1, 1, KEY_F),
+ KEY(1, 2, KEY_G),
+ KEY(1, 3, KEY_SEND),
+ KEY(1, 6, KEY_K),
+ KEY(1, 7, KEY_ENTER),
+ KEY(2, 0, KEY_X),
+ KEY(2, 1, KEY_C),
+ KEY(2, 2, KEY_V),
+ KEY(2, 3, KEY_END),
+ KEY(2, 6, KEY_DOT),
+ KEY(2, 7, KEY_CAPSLOCK),
+ KEY(3, 0, KEY_Z),
+ KEY(3, 1, KEY_KPPLUS),
+ KEY(3, 2, KEY_B),
+ KEY(3, 3, KEY_F1),
+ KEY(3, 6, KEY_O),
+ KEY(3, 7, KEY_SPACE),
+ KEY(4, 0, KEY_W),
+ KEY(4, 1, KEY_Y),
+ KEY(4, 2, KEY_U),
+ KEY(4, 3, KEY_F2),
+ KEY(4, 4, KEY_VOLUMEUP),
+ KEY(4, 6, KEY_L),
+ KEY(4, 7, KEY_LEFT),
+ KEY(5, 0, KEY_S),
+ KEY(5, 1, KEY_H),
+ KEY(5, 2, KEY_J),
+ KEY(5, 3, KEY_F3),
+ KEY(5, 4, KEY_UNKNOWN),
+ KEY(5, 5, KEY_VOLUMEDOWN),
+ KEY(5, 6, KEY_M),
+ KEY(5, 7, KEY_RIGHT),
+ KEY(6, 0, KEY_Q),
+ KEY(6, 1, KEY_A),
+ KEY(6, 2, KEY_N),
+ KEY(6, 3, KEY_BACKSPACE),
+ KEY(6, 6, KEY_P),
+ KEY(6, 7, KEY_UP),
+ KEY(7, 0, KEY_PROG1), /*MACRO 1 <User defined> */
+ KEY(7, 1, KEY_PROG2), /*MACRO 2 <User defined> */
+ KEY(7, 2, KEY_PROG3), /*MACRO 3 <User defined> */
+ KEY(7, 3, KEY_PROG4), /*MACRO 4 <User defined> */
+ KEY(7, 6, KEY_SELECT),
+ KEY(7, 7, KEY_DOWN)
+};
+
+static struct matrix_keymap_data board_map_data = {
+ .keymap = board_keymap,
+ .keymap_size = ARRAY_SIZE(board_keymap),
+};
+
+static struct twl4030_keypad_data zoom_kp_twl4030_data = {
+ .keymap_data = &board_map_data,
+ .rows = 8,
+ .cols = 8,
+ .rep = 1,
+};
+
+static struct regulator_consumer_supply zoom_vmmc1_supply[] = {
+ REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
+};
+
+static struct regulator_consumer_supply zoom_vsim_supply[] = {
+ REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
+};
+
+static struct regulator_consumer_supply zoom_vmmc2_supply[] = {
+ REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
+};
+
+static struct regulator_consumer_supply zoom_vmmc3_supply[] = {
+ REGULATOR_SUPPLY("vmmc", "omap_hsmmc.2"),
+};
+
+/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
+static struct regulator_init_data zoom_vmmc1 = {
+ .constraints = {
+ .min_uV = 1850000,
+ .max_uV = 3150000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc1_supply),
+ .consumer_supplies = zoom_vmmc1_supply,
+};
+
+/* VMMC2 for MMC2 card */
+static struct regulator_init_data zoom_vmmc2 = {
+ .constraints = {
+ .min_uV = 1850000,
+ .max_uV = 1850000,
+ .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(zoom_vmmc2_supply),
+ .consumer_supplies = zoom_vmmc2_supply,
+};
+
+/* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */
+static struct regulator_init_data zoom_vsim = {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 3000000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL
+ | REGULATOR_MODE_STANDBY,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
+ | REGULATOR_CHANGE_MODE
+ | REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(zoom_vsim_supply),
+ .consumer_supplies = zoom_vsim_supply,
+};
+
+static struct regulator_init_data zoom_vmmc3 = {
+ .constraints = {
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(zoom_vmmc3_supply),
+ .consumer_supplies = zoom_vmmc3_supply,
+};
+
+static struct fixed_voltage_config zoom_vwlan = {
+ .supply_name = "vwl1271",
+ .microvolts = 1800000, /* 1.8V */
+ .gpio = OMAP_ZOOM_WLAN_PMENA_GPIO,
+ .startup_delay = 70000, /* 70msec */
+ .enable_high = 1,
+ .enabled_at_boot = 0,
+ .init_data = &zoom_vmmc3,
+};
+
+static struct platform_device omap_vwlan_device = {
+ .name = "reg-fixed-voltage",
+ .id = 1,
+ .dev = {
+ .platform_data = &zoom_vwlan,
+ },
+};
+
+static struct pwm_lookup zoom_pwm_lookup[] = {
+ PWM_LOOKUP("twl-pwm", 0, "leds_pwm", "zoom::keypad"),
+ PWM_LOOKUP("twl-pwm", 1, "pwm-backlight", "backlight"),
+};
+
+static struct led_pwm zoom_pwm_leds[] = {
+ {
+ .name = "zoom::keypad",
+ .max_brightness = 127,
+ .pwm_period_ns = 7812500,
+ },
+};
+
+static struct led_pwm_platform_data zoom_pwm_data = {
+ .num_leds = ARRAY_SIZE(zoom_pwm_leds),
+ .leds = zoom_pwm_leds,
+};
+
+static struct platform_device zoom_leds_pwm = {
+ .name = "leds_pwm",
+ .id = -1,
+ .dev = {
+ .platform_data = &zoom_pwm_data,
+ },
+};
+
+static struct platform_pwm_backlight_data zoom_backlight_data = {
+ .pwm_id = 1,
+ .max_brightness = 127,
+ .dft_brightness = 127,
+ .pwm_period_ns = 7812500,
+};
+
+static struct platform_device zoom_backlight_pwm = {
+ .name = "pwm-backlight",
+ .id = -1,
+ .dev = {
+ .platform_data = &zoom_backlight_data,
+ },
+};
+
+static struct platform_device *zoom_devices[] __initdata = {
+ &omap_vwlan_device,
+ &zoom_leds_pwm,
+ &zoom_backlight_pwm,
+};
+
+static struct wl12xx_platform_data omap_zoom_wlan_data __initdata = {
+ .board_ref_clock = WL12XX_REFCLOCK_26, /* 26 MHz */
+};
+
+static struct omap2_hsmmc_info mmc[] = {
+ {
+ .name = "external",
+ .mmc = 1,
+ .caps = MMC_CAP_4_BIT_DATA,
+ .gpio_wp = -EINVAL,
+ .power_saving = true,
+ .deferred = true,
+ },
+ {
+ .name = "internal",
+ .mmc = 2,
+ .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
+ .gpio_cd = -EINVAL,
+ .gpio_wp = -EINVAL,
+ .nonremovable = true,
+ .power_saving = true,
+ },
+ {
+ .name = "wl1271",
+ .mmc = 3,
+ .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD,
+ .gpio_wp = -EINVAL,
+ .gpio_cd = -EINVAL,
+ .nonremovable = true,
+ },
+ {} /* Terminator */
+};
+
+static struct omap_tw4030_pdata omap_twl4030_audio_data = {
+ .voice_connected = true,
+ .custom_routing = true,
+
+ .has_hs = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,
+ .has_hf = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,
+
+ .has_mainmic = true,
+ .has_submic = true,
+ .has_hsmic = true,
+ .has_linein = OMAP_TWL4030_LEFT | OMAP_TWL4030_RIGHT,
+};
+
+static int zoom_twl_gpio_setup(struct device *dev,
+ unsigned gpio, unsigned ngpio)
+{
+ /* gpio + 0 is "mmc0_cd" (input/IRQ) */
+ mmc[0].gpio_cd = gpio + 0;
+ omap_hsmmc_late_init(mmc);
+
+ /* Audio setup */
+ omap_twl4030_audio_data.jack_detect = gpio + 2;
+ omap_twl4030_audio_init("Zoom2", &omap_twl4030_audio_data);
+
+ return 0;
+}
+
+static struct twl4030_gpio_platform_data zoom_gpio_data = {
+ .setup = zoom_twl_gpio_setup,
+};
+
+static struct twl4030_platform_data zoom_twldata = {
+ /* platform_data for children goes here */
+ .gpio = &zoom_gpio_data,
+ .keypad = &zoom_kp_twl4030_data,
+ .vmmc1 = &zoom_vmmc1,
+ .vmmc2 = &zoom_vmmc2,
+ .vsim = &zoom_vsim,
+};
+
+static int __init omap_i2c_init(void)
+{
+ omap3_pmic_get_config(&zoom_twldata,
+ TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_BCI |
+ TWL_COMMON_PDATA_MADC | TWL_COMMON_PDATA_AUDIO,
+ TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
+
+ if (machine_is_omap_zoom2())
+ zoom_twldata.audio->codec->ramp_delay_value = 3; /* 161 ms */
+
+ omap_pmic_init(1, 2400, "twl5030", 7 + OMAP_INTC_START, &zoom_twldata);
+ omap_register_i2c_bus(2, 400, NULL, 0);
+ omap_register_i2c_bus(3, 400, NULL, 0);
+ return 0;
+}
+
+static void enable_board_wakeup_source(void)
+{
+ /* T2 interrupt line (keypad) */
+ omap_mux_init_signal("sys_nirq",
+ OMAP_WAKEUP_EN | OMAP_PIN_INPUT_PULLUP);
+}
+
+void __init zoom_peripherals_init(void)
+{
+ int ret;
+
+ omap_zoom_wlan_data.irq = gpio_to_irq(OMAP_ZOOM_WLAN_IRQ_GPIO);
+ ret = wl12xx_set_platform_data(&omap_zoom_wlan_data);
+
+ if (ret)
+ pr_err("error setting wl12xx data: %d\n", ret);
+
+ omap_hsmmc_init(mmc);
+ omap_i2c_init();
+ pwm_add_table(zoom_pwm_lookup, ARRAY_SIZE(zoom_pwm_lookup));
+ platform_add_devices(zoom_devices, ARRAY_SIZE(zoom_devices));
+ usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
+ usb_musb_init(NULL);
+ enable_board_wakeup_source();
+ omap_serial_init();
+}