mirror of https://gitee.com/openkylin/linux.git
OMAP3: ZOOM2/3/3630SDP: Add display board file for OMAP3
Board-zoom-display.c added as a common file for display functionality on boards zoom2, zoom3 and 3630sdp. Signed-off-by: Mukund Mittal <mmittal@ti.com> Signed-off-by: Kishore Y <kishore.y@ti.com> Signed-off-by: Rajkumar N <rajkumar.nagarajan@ti.com> Signed-off-by: Samreen <samreen@ti.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
This commit is contained in:
Kishore Y
Tomi Valkeinen
parent
2d2afa46e3
commit
a649033575
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@ -187,16 +187,19 @@ obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \
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hsmmc.o
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obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom.o \
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board-zoom-peripherals.o \
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board-zoom-display.o \
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board-flash.o \
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hsmmc.o \
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board-zoom-debugboard.o
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obj-$(CONFIG_MACH_OMAP_ZOOM3) += board-zoom.o \
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board-zoom-peripherals.o \
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board-zoom-display.o \
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board-flash.o \
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hsmmc.o \
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board-zoom-debugboard.o
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obj-$(CONFIG_MACH_OMAP_3630SDP) += board-3630sdp.o \
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board-zoom-peripherals.o \
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board-zoom-display.o \
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board-flash.o \
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hsmmc.o
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obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o \
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@ -0,0 +1,168 @@
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/*
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* Copyright (C) 2010 Texas Instruments Inc.
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*
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* Modified from mach-omap2/board-zoom-peripherals.c
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/gpio.h>
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#include <linux/i2c/twl.h>
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#include <linux/spi/spi.h>
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#include <plat/mcspi.h>
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#include <plat/display.h>
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#define LCD_PANEL_RESET_GPIO_PROD 96
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#define LCD_PANEL_RESET_GPIO_PILOT 55
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#define LCD_PANEL_QVGA_GPIO 56
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static void zoom_lcd_panel_init(void)
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{
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int ret;
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unsigned char lcd_panel_reset_gpio;
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lcd_panel_reset_gpio = (omap_rev() > OMAP3430_REV_ES3_0) ?
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LCD_PANEL_RESET_GPIO_PROD :
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LCD_PANEL_RESET_GPIO_PILOT;
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ret = gpio_request(lcd_panel_reset_gpio, "lcd reset");
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if (ret) {
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pr_err("Failed to get LCD reset GPIO (gpio%d).\n",
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lcd_panel_reset_gpio);
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return;
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}
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gpio_direction_output(lcd_panel_reset_gpio, 1);
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ret = gpio_request(LCD_PANEL_QVGA_GPIO, "lcd qvga");
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if (ret) {
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pr_err("Failed to get LCD_PANEL_QVGA_GPIO (gpio%d).\n",
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LCD_PANEL_QVGA_GPIO);
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goto err0;
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}
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gpio_direction_output(LCD_PANEL_QVGA_GPIO, 1);
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return;
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err0:
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gpio_free(lcd_panel_reset_gpio);
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}
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static int zoom_panel_enable_lcd(struct omap_dss_device *dssdev)
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{
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return 0;
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}
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static void zoom_panel_disable_lcd(struct omap_dss_device *dssdev)
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{
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}
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/*
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* PWMA/B register offsets (TWL4030_MODULE_PWMA)
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*/
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#define TWL_INTBR_PMBR1 0xD
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#define TWL_INTBR_GPBR1 0xC
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#define TWL_LED_PWMON 0x0
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#define TWL_LED_PWMOFF 0x1
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static int zoom_set_bl_intensity(struct omap_dss_device *dssdev, int level)
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{
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unsigned char c;
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u8 mux_pwm, enb_pwm;
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if (level > 100)
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return -1;
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twl_i2c_read_u8(TWL4030_MODULE_INTBR, &mux_pwm, TWL_INTBR_PMBR1);
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twl_i2c_read_u8(TWL4030_MODULE_INTBR, &enb_pwm, TWL_INTBR_GPBR1);
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if (level == 0) {
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/* disable pwm1 output and clock */
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enb_pwm = enb_pwm & 0xF5;
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/* change pwm1 pin to gpio pin */
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mux_pwm = mux_pwm & 0xCF;
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twl_i2c_write_u8(TWL4030_MODULE_INTBR,
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enb_pwm, TWL_INTBR_GPBR1);
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twl_i2c_write_u8(TWL4030_MODULE_INTBR,
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mux_pwm, TWL_INTBR_PMBR1);
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return 0;
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}
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if (!((enb_pwm & 0xA) && (mux_pwm & 0x30))) {
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/* change gpio pin to pwm1 pin */
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mux_pwm = mux_pwm | 0x30;
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/* enable pwm1 output and clock*/
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enb_pwm = enb_pwm | 0x0A;
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twl_i2c_write_u8(TWL4030_MODULE_INTBR,
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mux_pwm, TWL_INTBR_PMBR1);
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twl_i2c_write_u8(TWL4030_MODULE_INTBR,
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enb_pwm, TWL_INTBR_GPBR1);
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}
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c = ((50 * (100 - level)) / 100) + 1;
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twl_i2c_write_u8(TWL4030_MODULE_PWM1, 0x7F, TWL_LED_PWMOFF);
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twl_i2c_write_u8(TWL4030_MODULE_PWM1, c, TWL_LED_PWMON);
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return 0;
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}
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static struct omap_dss_device zoom_lcd_device = {
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.name = "lcd",
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.driver_name = "NEC_8048_panel",
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.type = OMAP_DISPLAY_TYPE_DPI,
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.phy.dpi.data_lines = 24,
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.platform_enable = zoom_panel_enable_lcd,
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.platform_disable = zoom_panel_disable_lcd,
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.max_backlight_level = 100,
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.set_backlight = zoom_set_bl_intensity,
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};
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static struct omap_dss_device *zoom_dss_devices[] = {
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&zoom_lcd_device,
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};
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static struct omap_dss_board_info zoom_dss_data = {
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.num_devices = ARRAY_SIZE(zoom_dss_devices),
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.devices = zoom_dss_devices,
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.default_device = &zoom_lcd_device,
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};
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static struct platform_device zoom_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 = &zoom_dss_data,
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},
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};
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static struct omap2_mcspi_device_config dss_lcd_mcspi_config = {
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.turbo_mode = 1,
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.single_channel = 1, /* 0: slave, 1: master */
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};
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static struct spi_board_info nec_8048_spi_board_info[] __initdata = {
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[0] = {
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.modalias = "nec_8048_spi",
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.bus_num = 1,
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.chip_select = 2,
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.max_speed_hz = 375000,
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.controller_data = &dss_lcd_mcspi_config,
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},
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};
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static struct platform_device *zoom_display_devices[] __initdata = {
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&zoom_dss_device,
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};
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void __init zoom_display_init(void)
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{
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platform_add_devices(zoom_display_devices,
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ARRAY_SIZE(zoom_display_devices));
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spi_register_board_info(nec_8048_spi_board_info,
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ARRAY_SIZE(nec_8048_spi_board_info));
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zoom_lcd_panel_init();
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}
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@ -35,6 +35,8 @@
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#define OMAP_ZOOM_WLAN_PMENA_GPIO (101)
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#define OMAP_ZOOM_WLAN_IRQ_GPIO (162)
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#define LCD_PANEL_ENABLE_GPIO (7 + OMAP_MAX_GPIO_LINES)
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/* Zoom2 has Qwerty keyboard*/
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static uint32_t board_keymap[] = {
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KEY(0, 0, KEY_E),
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@ -224,9 +226,43 @@ static struct omap2_hsmmc_info mmc[] = {
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{} /* Terminator */
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};
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static struct regulator_consumer_supply zoom_vpll2_supply =
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REGULATOR_SUPPLY("vdds_dsi", "omapdss");
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static struct regulator_consumer_supply zoom_vdda_dac_supply =
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REGULATOR_SUPPLY("vdda_dac", "omapdss");
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static struct regulator_init_data zoom_vpll2 = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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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 = &zoom_vpll2_supply,
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};
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static struct regulator_init_data zoom_vdac = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 1800000,
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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 = &zoom_vdda_dac_supply,
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};
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static int zoom_twl_gpio_setup(struct device *dev,
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unsigned gpio, unsigned ngpio)
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{
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int ret;
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/* gpio + 0 is "mmc0_cd" (input/IRQ) */
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mmc[0].gpio_cd = gpio + 0;
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omap2_hsmmc_init(mmc);
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@ -238,7 +274,15 @@ static int zoom_twl_gpio_setup(struct device *dev,
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zoom_vsim_supply.dev = mmc[0].dev;
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zoom_vmmc2_supply.dev = mmc[1].dev;
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return 0;
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ret = gpio_request(LCD_PANEL_ENABLE_GPIO, "lcd enable");
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if (ret) {
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pr_err("Failed to get LCD_PANEL_ENABLE_GPIO (gpio%d).\n",
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LCD_PANEL_ENABLE_GPIO);
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return ret;
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}
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gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 0);
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return ret;
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}
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/* EXTMUTE callback function */
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@ -301,7 +345,8 @@ static struct twl4030_platform_data zoom_twldata = {
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.vmmc1 = &zoom_vmmc1,
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.vmmc2 = &zoom_vmmc2,
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.vsim = &zoom_vsim,
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.vpll2 = &zoom_vpll2,
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.vdac = &zoom_vdac,
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};
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static struct i2c_board_info __initdata zoom_i2c_boardinfo[] = {
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@ -1,9 +1,12 @@
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/*
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* Defines for zoom boards
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*/
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#include <plat/display.h>
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#define ZOOM_NAND_CS 0
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extern int __init zoom_debugboard_init(void);
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extern void __init zoom_peripherals_init(void);
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extern void __init zoom_display_init(void);
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#define ZOOM2_HEADSET_EXTMUTE_GPIO 153
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