355 lines
9.3 KiB
C
355 lines
9.3 KiB
C
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/* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <debug.h>
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#include <msm_panel.h>
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#include <dev/pm8921.h>
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#include <board.h>
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#include <mdp4.h>
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#include <target/display.h>
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#include <target/board.h>
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static struct msm_fb_panel_data panel;
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static uint8_t display_enable;
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extern int msm_display_init(struct msm_fb_panel_data *pdata);
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extern int msm_display_off();
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static int apq8064_lvds_panel_power(int enable)
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{
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if (enable) {
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/* Enable LVS7 */
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pm8921_low_voltage_switch_enable(lvs_7);
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/* Set and enabale LDO2 1.2V for VDDA_LVDS_PLL*/
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pm8921_ldo_set_voltage(LDO_2, LDO_VOLTAGE_1_2V);
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/* Enable Ext 3.3V - MSM GPIO 77*/
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/* TODO: IS this really needed? This wasn't even implemented correctly.
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* GPIO enable was not happening.
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*/
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apq8064_ext_3p3V_enable();
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apq8064_display_gpio_init();
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/* Configure PMM MPP 3*/
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pm8921_mpp_set_digital_output(mpp_3);
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}
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return 0;
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}
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static int apq8064_lvds_clock(int enable)
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{
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if (enable)
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mdp_clock_init();
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return 0;
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}
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static int fusion3_mtp_panel_power(int enable)
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{
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if (enable) {
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/* Enable LVS7 */
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pm8921_low_voltage_switch_enable(7);
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/* Set and enabale LDO2 1.2V for VDDA_MIPI_DSI0/1_PLL */
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pm8921_ldo_set_voltage(LDO_2, LDO_VOLTAGE_1_2V);
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/* Set and enabale LDO11 3.0V for LCD1_MIPI_AVDD */
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pm8921_ldo_set_voltage(LDO_11, LDO_VOLTAGE_3_0V);
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apq8064_display_gpio_init();
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}
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return 0;
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}
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static int fusion3_mtp_clock(int enable)
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{
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if (enable) {
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mdp_clock_init();
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mmss_clock_init();
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} else if(!target_cont_splash_screen()) {
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mmss_clock_disable();
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}
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return 0;
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}
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static void msm8960_backlight_on(void)
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{
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struct pm8921_gpio backlight_pwm = {
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.direction = PM_GPIO_DIR_OUT,
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.output_buffer = 0,
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.output_value = 0,
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.pull = PM_GPIO_PULL_NO,
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.vin_sel = 2,
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.out_strength = PM_GPIO_STRENGTH_HIGH,
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.function = PM_GPIO_FUNC_1,
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.inv_int_pol = 0,
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};
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int rc = pm8921_gpio_config(PM_GPIO(24), &backlight_pwm);
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if (rc)
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dprintf(CRITICAL, "FAIL pm8921_gpio_config(): rc=%d.\n", rc);
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}
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/* Pull DISP_RST_N high to get panel out of reset */
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static void msm8960_mipi_panel_reset(void)
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{
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struct pm8921_gpio gpio43_param = {
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.direction = PM_GPIO_DIR_OUT,
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.output_buffer = 0,
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.output_value = 1,
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.pull = PM_GPIO_PULL_UP_30,
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.vin_sel = 2,
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.out_strength = PM_GPIO_STRENGTH_HIGH,
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.function = PM_GPIO_FUNC_PAIRED,
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.inv_int_pol = 0,
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.disable_pin = 0,
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};
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pm8921_gpio_config(PM_GPIO(43), &gpio43_param);
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}
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static int msm8960_mipi_panel_clock(int enable)
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{
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if (enable) {
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mdp_clock_init();
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mmss_clock_init();
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} else if(!target_cont_splash_screen()) {
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mmss_clock_disable();
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}
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return 0;
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}
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static int mpq8064_hdmi_panel_clock(int enable)
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{
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if (enable)
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mdp_clock_init();
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hdmi_app_clk_init(enable);
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return 0;
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}
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static int mpq8064_hdmi_panel_power(int enable)
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{
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if (enable)
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hdmi_power_init();
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return 0;
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}
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static int msm8960_liquid_mipi_panel_clock(int enable)
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{
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if (enable) {
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mdp_clock_init();
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liquid_mmss_clock_init(); /* 240 MHZ MIPI-DSI clk */
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} else if(!target_cont_splash_screen()) {
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mmss_clock_disable();
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}
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return 0;
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}
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static int msm8960_mipi_panel_power(int enable)
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{
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if (enable) {
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msm8960_backlight_on();
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/* Turn on LDO8 for lcd1 mipi vdd */
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pm8921_ldo_set_voltage(LDO_8, LDO_VOLTAGE_3_0V);
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/* Turn on LDO23 for lcd1 mipi vddio */
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pm8921_ldo_set_voltage(LDO_23, LDO_VOLTAGE_1_8V);
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/* Turn on LDO2 for vdda_mipi_dsi */
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pm8921_ldo_set_voltage(LDO_2, LDO_VOLTAGE_1_2V);
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msm8960_mipi_panel_reset();
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}
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return 0;
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}
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#define PM_GPIO_VIN_VPH 0 /* 3v ~ 4.4v */
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#define PM_GPIO_VIN_BB 1 /* ~3.3v */
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#define PM_GPIO_VIN_S4 2 /* 1.8v */
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#define PM_GPIO_VIN_L15 3
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static int msm8960_liquid_mipi_panel_power(int enable)
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{
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if (enable) {
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static int gpio17, gpio21, gpio43 ;
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int rc;
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struct pm8921_gpio gpio_config = {
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.direction = PM_GPIO_DIR_OUT,
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.output_buffer = 0,
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.output_value = 1,
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.pull = PM_GPIO_PULL_NO,
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.vin_sel = PM_GPIO_VIN_S4,
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.out_strength = PM_GPIO_STRENGTH_HIGH,
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.function = PM_GPIO_FUNC_NORMAL,
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.inv_int_pol = 0,
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.disable_pin = 0,
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};
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/* Note: PWM is controlled by PM-GPIO#24 */
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gpio17 = PM_GPIO(17); /* ext_3p3v */
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gpio21 = PM_GPIO(21); /* disp power enable_n , vin=VPH-PWR */
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gpio43 = PM_GPIO(43); /* Displays Enable (rst_n) */
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gpio_config.output_value = 1;
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rc = pm8921_gpio_config(gpio17, &gpio_config);
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mdelay(100);
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gpio_config.output_value = 0;
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/* disp disable (resx=0) */
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rc = pm8921_gpio_config(gpio43, &gpio_config);
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mdelay(100);
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gpio_config.output_value = 0;
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gpio_config.vin_sel = PM_GPIO_VIN_VPH; /* VPH_PWR */
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/* disp power enable_n */
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rc = pm8921_gpio_config(gpio21, &gpio_config);
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mdelay(100);
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gpio_config.output_value = 1;
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gpio_config.vin_sel = PM_GPIO_VIN_S4;
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/* disp enable */
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rc = pm8921_gpio_config(gpio43, &gpio_config);
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mdelay(100);
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pm8921_low_voltage_switch_enable(lvs_4); /* S4 1.8 V */
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/* Turn on LDO2 for vdda_mipi_dsi */
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pm8921_ldo_set_voltage(LDO_2, LDO_VOLTAGE_1_2V);
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msm8960_backlight_on();
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}
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return 0;
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}
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void display_init(void)
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{
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int target_id = board_target_id();
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dprintf(INFO, "display_init(),target_id=%d.\n", target_id);
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switch (target_id) {
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case LINUX_MACHTYPE_8960_LIQUID:
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mipi_chimei_video_wxga_init(&(panel.panel_info));
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/*
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* mipi_chimei_wxga panel not supported yet in LK.
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* However, MIPI clocks and power should be set in LK.
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*/
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panel.clk_func = msm8960_liquid_mipi_panel_clock;
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panel.power_func = msm8960_liquid_mipi_panel_power;
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panel.fb.base = MIPI_FB_ADDR;
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panel.fb.width = panel.panel_info.xres;
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panel.fb.height = panel.panel_info.yres;
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panel.fb.stride = panel.panel_info.xres;
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panel.fb.bpp = panel.panel_info.bpp;
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panel.fb.format = FB_FORMAT_RGB888;
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panel.mdp_rev = MDP_REV_44;
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break;
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case LINUX_MACHTYPE_8064_CDP:
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lvds_chimei_wxga_init(&(panel.panel_info));
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panel.clk_func = apq8064_lvds_clock;
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panel.power_func = apq8064_lvds_panel_power;
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panel.fb.base = 0x80B00000;
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panel.fb.width = panel.panel_info.xres;
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panel.fb.height = panel.panel_info.yres;
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panel.fb.stride = panel.panel_info.xres;
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panel.fb.bpp = panel.panel_info.bpp;
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panel.fb.format = FB_FORMAT_RGB888;
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panel.mdp_rev = MDP_REV_44;
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break;
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case LINUX_MACHTYPE_8064_MTP:
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mipi_toshiba_video_wsvga_init(&(panel.panel_info));
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panel.clk_func = fusion3_mtp_clock;
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panel.power_func = fusion3_mtp_panel_power;
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panel.fb.base = 0x89000000;
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panel.fb.width = panel.panel_info.xres;
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panel.fb.height = panel.panel_info.yres;
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panel.fb.stride = panel.panel_info.xres;
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panel.fb.bpp = panel.panel_info.bpp;
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panel.fb.format = FB_FORMAT_RGB888;
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panel.mdp_rev = MDP_REV_44;
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break;
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case LINUX_MACHTYPE_8960_CDP:
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case LINUX_MACHTYPE_8960_MTP:
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case LINUX_MACHTYPE_8960_FLUID:
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mipi_toshiba_video_wsvga_init(&(panel.panel_info));
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panel.clk_func = msm8960_mipi_panel_clock;
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panel.power_func = msm8960_mipi_panel_power;
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panel.fb.base = 0x89000000;
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panel.fb.width = panel.panel_info.xres;
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panel.fb.height = panel.panel_info.yres;
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panel.fb.stride = panel.panel_info.xres;
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panel.fb.bpp = panel.panel_info.bpp;
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panel.fb.format = FB_FORMAT_RGB888;
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panel.mdp_rev = MDP_REV_42;
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break;
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case LINUX_MACHTYPE_8064_MPQ_CDP:
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case LINUX_MACHTYPE_8064_MPQ_HRD:
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case LINUX_MACHTYPE_8064_MPQ_DTV:
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hdmi_msm_panel_init(&panel.panel_info);
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panel.clk_func = mpq8064_hdmi_panel_clock;
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panel.power_func = mpq8064_hdmi_panel_power;
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panel.fb.base = 0x89000000;
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panel.fb.width = panel.panel_info.xres;
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panel.fb.height = panel.panel_info.yres;
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panel.fb.stride = panel.panel_info.xres;
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panel.fb.bpp = panel.panel_info.bpp;
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panel.fb.format = FB_FORMAT_RGB565;
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panel.mdp_rev = MDP_REV_44;
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hdmi_set_fb_addr(panel.fb.base);
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break;
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default:
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return;
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};
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if (msm_display_init(&panel)) {
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dprintf(CRITICAL, "Display init failed!\n");
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return;
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}
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display_enable = 1;
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}
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void display_shutdown(void)
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{
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if (display_enable) {
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msm_display_off();
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}
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}
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