static int dsi_a_1200_800_8_0_enable(struct device *dev)
{
int err = 0;
err = dsi_a_1200_800_8_0_regulator_get(dev);
if (err < 0) {
pr_err("dsi regulator get failed\n");
goto fail;
}
err = tegra_panel_gpio_get_dt("a,wxga-8-0", &panel_of);
if (err < 0) {
pr_err("dsi gpio request failed\n");
goto fail;
}
/* If panel rst gpio is specified in device tree,
* use that.
*/
if (gpio_is_valid(panel_of.panel_gpio[TEGRA_GPIO_RESET]))
en_panel_rst = panel_of.panel_gpio[TEGRA_GPIO_RESET];
if (avdd_lcd_3v3) {
err = regulator_enable(avdd_lcd_3v3);
if (err < 0) {
pr_err("avdd_lcd regulator enable failed\n");
goto fail;
}
}
if (dvdd_lcd_1v8) {
err = regulator_enable(dvdd_lcd_1v8);
if (err < 0) {
pr_err("dvdd_lcd regulator enable failed\n");
goto fail;
}
}
if (vdd_lcd_bl_en) {
err = regulator_enable(vdd_lcd_bl_en);
if (err < 0) {
pr_err("vdd_lcd_bl_en regulator enable failed\n");
goto fail;
}
}
msleep(100);
#if DSI_PANEL_RESET
gpio_direction_output(en_panel_rst, 1);
usleep_range(1000, 5000);
gpio_set_value(en_panel_rst, 0);
msleep(150);
gpio_set_value(en_panel_rst, 1);
msleep(20);
#endif
return 0;
fail:
return err;
}
static int dsi_l_720p_5_enable(struct device *dev)
{
int err = 0;
err = dsi_l_720p_5_reg_get();
if (err < 0) {
pr_err("dsi regulator get failed\n");
goto fail;
}
err = tegra_panel_gpio_get_dt("lg,720p-5", &panel_of);
if (err < 0) {
/* try to request gpios from board file */
err = dsi_l_720p_5_gpio_get();
if (err < 0) {
pr_err("dsi gpio request failed\n");
goto fail;
}
}
if (gpio_is_valid(panel_of.panel_gpio[TEGRA_GPIO_RESET]))
gpio_direction_output(
panel_of.panel_gpio[TEGRA_GPIO_RESET], 0);
else
gpio_direction_output(
dsi_l_720p_5_pdata.dsi_panel_rst_gpio, 0);
if (avdd_lcd_3v0_2v8) {
err = regulator_enable(avdd_lcd_3v0_2v8);
if (err < 0) {
pr_err("avdd_lcd regulator enable failed\n");
goto fail;
}
regulator_set_voltage(avdd_lcd_3v0_2v8, 2800000, 2800000);
}
usleep_range(3000, 5000);
if (vdd_lcd_s_1v8) {
err = regulator_enable(vdd_lcd_s_1v8);
if (err < 0) {
pr_err("vdd_lcd_1v8_s regulator enable failed\n");
goto fail;
}
}
usleep_range(3000, 5000);
if (vdd_sys_bl_3v7) {
err = regulator_enable(vdd_sys_bl_3v7);
if (err < 0) {
pr_err("vdd_sys_bl regulator enable failed\n");
goto fail;
}
}
usleep_range(3000, 5000);
#if DSI_PANEL_RESET
err = tegra_panel_reset(&panel_of, 20);
if (err < 0) {
/* use platform data */
gpio_set_value(dsi_l_720p_5_pdata.dsi_panel_rst_gpio, 1);
usleep_range(1000, 5000);
gpio_set_value(dsi_l_720p_5_pdata.dsi_panel_rst_gpio, 0);
usleep_range(1000, 5000);
gpio_set_value(dsi_l_720p_5_pdata.dsi_panel_rst_gpio, 1);
msleep(20);
}
#endif
if (gpio_is_valid(panel_of.panel_gpio[TEGRA_GPIO_BL_ENABLE]))
gpio_direction_output(
panel_of.panel_gpio[TEGRA_GPIO_BL_ENABLE], 1);
else
gpio_direction_output(
dsi_l_720p_5_pdata.dsi_panel_bl_en_gpio, 1);
is_bl_powered = true;
return 0;
fail:
return err;
}
static int dsi_s_wqxga_10_1_postpoweron(struct device *dev)
{
int err = 0;
if (machine_is_macallan())
err = macallan_dsi_regulator_get(dev);
else
err = dalmore_dsi_regulator_get(dev);
if (err < 0) {
pr_err("dsi regulator get failed\n");
goto fail;
}
err = tegra_panel_gpio_get_dt("s,wqxga-10-1", &panel_of);
if (err < 0) {
/* try to get gpios from board file */
if (machine_is_macallan())
err = macallan_dsi_gpio_get();
else
err = dalmore_dsi_gpio_get();
if (err < 0) {
pr_err("dsi gpio request failed\n");
goto fail;
}
}
if (vdd_ds_1v8) {
err = regulator_enable(vdd_ds_1v8);
if (err < 0) {
pr_err("vdd_ds_1v8 regulator enable failed\n");
goto fail;
}
}
if (dvdd_lcd_1v8) {
err = regulator_enable(dvdd_lcd_1v8);
if (err < 0) {
pr_err("dvdd_lcd regulator enable failed\n");
goto fail;
}
}
if (avdd_lcd_3v3) {
err = regulator_enable(avdd_lcd_3v3);
if (err < 0) {
pr_err("avdd_lcd regulator enable failed\n");
goto fail;
}
}
/* panel ic requirement after vcc enable */
msleep(260);
if (vdd_lcd_bl) {
err = regulator_enable(vdd_lcd_bl);
if (err < 0) {
pr_err("vdd_lcd_bl regulator enable failed\n");
goto fail;
}
}
if (vdd_lcd_bl_en) {
err = regulator_enable(vdd_lcd_bl_en);
if (err < 0) {
pr_err("vdd_lcd_bl_en regulator enable failed\n");
goto fail;
}
}
msleep(20);
#if DSI_PANEL_RESET
err = tegra_panel_reset(&panel_of, 20);
if (err < 0) {
/* use platform data */
gpio_direction_output(
dsi_s_wqxga_10_1_pdata.dsi_panel_rst_gpio, 1);
usleep_range(1000, 5000);
gpio_set_value(dsi_s_wqxga_10_1_pdata.dsi_panel_rst_gpio, 0);
usleep_range(1000, 5000);
gpio_set_value(dsi_s_wqxga_10_1_pdata.dsi_panel_rst_gpio, 1);
msleep(20);
}
#endif
return 0;
fail:
return err;
}
static int dsi_s_wqxga_10_1_postpoweron(struct device *dev)
{
int err = 0;
err = dalmore_dsi_regulator_get(dev);
if (err < 0) {
pr_err("dsi regulator get failed\n");
goto fail;
}
err = tegra_panel_gpio_get_dt("s,wqxga-10-1", &panel_of);
if (err < 0) {
pr_err("dsi gpio request failed\n");
goto fail;
}
/* If panel rst gpio is specified in device tree,
* use that.
*/
if (gpio_is_valid(panel_of.panel_gpio[TEGRA_GPIO_RESET]))
en_panel_rst = panel_of.panel_gpio[TEGRA_GPIO_RESET];
if (dvdd_lcd_1v8) {
err = regulator_enable(dvdd_lcd_1v8);
if (err < 0) {
pr_err("dvdd_lcd regulator enable failed\n");
goto fail;
}
}
if (avdd_lcd_3v3) {
err = regulator_enable(avdd_lcd_3v3);
if (err < 0) {
pr_err("avdd_lcd regulator enable failed\n");
goto fail;
}
}
/* panel ic requirement after vcc enable */
msleep(260);
if (vdd_lcd_bl) {
err = regulator_enable(vdd_lcd_bl);
if (err < 0) {
pr_err("vdd_lcd_bl regulator enable failed\n");
goto fail;
}
}
if (vdd_lcd_bl_en) {
err = regulator_enable(vdd_lcd_bl_en);
if (err < 0) {
pr_err("vdd_lcd_bl_en regulator enable failed\n");
goto fail;
}
}
msleep(20);
#if DSI_PANEL_RESET
/* use platform data */
gpio_direction_output(en_panel_rst, 1);
usleep_range(1000, 5000);
gpio_set_value(en_panel_rst, 0);
usleep_range(1000, 5000);
gpio_set_value(en_panel_rst, 1);
msleep(20);
#endif
return 0;
fail:
return err;
}
static int dsi_lgd_wxga_7_0_enable(struct device *dev)
{
int err = 0;
err = tegratab_dsi_regulator_get(dev);
if (err < 0) {
pr_err("dsi regulator get failed\n");
goto fail;
}
err = tegra_panel_gpio_get_dt("lg,wxga-7", &panel_of);
if (err < 0) {
/* try to request gpios from board file */
err = tegratab_dsi_gpio_get();
if (err < 0) {
pr_err("dsi gpio request failed\n");
goto fail;
}
}
/*
* Turning on 1.8V then AVDD after 5ms is required per spec.
*/
msleep(20);
if (avdd_lcd_3v3) {
err = regulator_enable(avdd_lcd_3v3);
if (err < 0) {
pr_err("avdd_lcd regulator enable failed\n");
goto fail;
}
regulator_set_voltage(avdd_lcd_3v3, 3300000, 3300000);
}
msleep(150);
if (dvdd_lcd) {
err = regulator_enable(dvdd_lcd);
if (err < 0) {
pr_err("dvdd_lcd regulator enable failed\n");
goto fail;
}
}
msleep(100);
if (vdd_lcd_bl_en) {
err = regulator_enable(vdd_lcd_bl_en);
if (err < 0) {
pr_err("vdd_lcd_bl_en regulator enable failed\n");
goto fail;
}
}
msleep(100);
#if DSI_PANEL_RESET
/*
* Nothing is requested.
*/
#endif
return 0;
fail:
return err;
}
static int edp_a_1080p_14_0_enable(struct device *dev)
{
int err = 0;
if (of_machine_is_compatible("nvidia,ardbeg"))
err = ardbeg_edp_regulator_get(dev);
else
err = laguna_edp_regulator_get(dev);
if (err < 0) {
pr_err("edp regulator get failed\n");
goto fail;
}
err = tegra_panel_gpio_get_dt("a-edp,1080p-14-0",
&panel_of);
if (err < 0) {
pr_err("edp gpio request failed\n");
goto fail;
}
if (vdd_lcd_bl) {
err = regulator_enable(vdd_lcd_bl);
if (err < 0) {
pr_err("vdd_lcd_bl regulator enable failed\n");
goto fail;
}
}
if (avdd_3v3_dp) {
err = regulator_enable(avdd_3v3_dp);
if (err < 0) {
pr_err("avdd_3v3_dp regulator enable failed\n");
goto fail;
}
}
msleep(20);
if (vdd_ds_1v8) {
err = regulator_enable(vdd_ds_1v8);
if (err < 0) {
pr_err("vdd_ds_1v8 regulator enable failed\n");
goto fail;
}
}
if (avdd_lcd) {
err = regulator_enable(avdd_lcd);
if (err < 0) {
pr_err("avdd_lcd regulator enable failed\n");
goto fail;
}
}
msleep(10);
if (vdd_lcd_bl_en) {
err = regulator_enable(vdd_lcd_bl_en);
if (err < 0) {
pr_err("vdd_lcd_bl_en regulator enable failed\n");
goto fail;
}
}
msleep(180);
return 0;
fail:
return err;
}