diff options
| author | Min-wuk Lee <mlee@nvidia.com> | 2013-11-18 14:14:15 +0900 |
|---|---|---|
| committer | Jon Mayo <jmayo@nvidia.com> | 2014-01-02 10:33:49 -0800 |
| commit | f2e8c92c235dae315091e734ad0d59ffb198ad2e (patch) | |
| tree | 8abd820d163e45d2bedc9064c631f4607cf229fd /arch/arm/mach-tegra/panel-lgd-wxga-7-0.c | |
| parent | 5d856118460c105b416f943c7208fb539420ccca (diff) | |
arm: tegra: tn8: DT support for display system
This includes board file and panel driver changes
to support device tree for tn8 e1549 panel, hdmi
and display controllers. Also, common wrapper apis
to deliver framebuffer resource information are
prepared.
Bug 1371533
Change-Id: I1dc866fae3cef15d197eec7ffb55d464b7fe0972
Signed-off-by: Min-wuk Lee <mlee@nvidia.com>
Reviewed-on: http://git-master/r/332211
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Jon Mayo <jmayo@nvidia.com>
Diffstat (limited to 'arch/arm/mach-tegra/panel-lgd-wxga-7-0.c')
| -rw-r--r-- | arch/arm/mach-tegra/panel-lgd-wxga-7-0.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/arch/arm/mach-tegra/panel-lgd-wxga-7-0.c b/arch/arm/mach-tegra/panel-lgd-wxga-7-0.c index ba7482c19261..6669bcc731be 100644 --- a/arch/arm/mach-tegra/panel-lgd-wxga-7-0.c +++ b/arch/arm/mach-tegra/panel-lgd-wxga-7-0.c @@ -1,7 +1,7 @@ /* * arch/arm/mach-tegra/panel-lgd-wxga-7-0.c * - * Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2013-2014, NVIDIA CORPORATION. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms and conditions of the GNU General Public License, @@ -35,7 +35,6 @@ #define DSI_PANEL_RESET 0 -#define DSI_PANEL_BL_PWM TEGRA_GPIO_PH1 #define DC_CTRL_MODE TEGRA_DC_OUT_CONTINUOUS_MODE static bool reg_requested; @@ -206,12 +205,13 @@ static int tegratab_dsi_gpio_get(void) return 0; /* free pwm GPIO */ - err = gpio_request(DSI_PANEL_BL_PWM, "panel pwm"); + err = gpio_request(dsi_lgd_wxga_7_0_pdata.dsi_panel_bl_pwm_gpio, + "panel pwm"); if (err < 0) { pr_err("panel pwm gpio request failed\n"); goto fail; } - gpio_free(DSI_PANEL_BL_PWM); + gpio_free(dsi_lgd_wxga_7_0_pdata.dsi_panel_bl_pwm_gpio); gpio_requested = true; return 0; fail: @@ -229,11 +229,14 @@ static int dsi_lgd_wxga_7_0_enable(struct device *dev) goto fail; } - err = tegratab_dsi_gpio_get(); - + err = tegra_panel_gpio_get_dt("lg,wxga-7", &panel_of); if (err < 0) { - pr_err("dsi gpio request failed\n"); - goto fail; + /* try to request gpios from board file */ + err = tegratab_dsi_gpio_get(); + if (err < 0) { + pr_err("dsi gpio request failed\n"); + goto fail; + } } /* @@ -469,6 +472,12 @@ static void dsi_lgd_wxga_7_0_cmu_init(struct tegra_dc_platform_data *pdata) pdata->cmu = NULL; /* will write CMU stuff after calibration */ } +struct tegra_panel_ops dsi_lgd_wxga_7_0_ops = { + .enable = dsi_lgd_wxga_7_0_enable, + .disable = dsi_lgd_wxga_7_0_disable, + .postsuspend = dsi_lgd_wxga_7_0_postsuspend, +}; + struct tegra_panel __initdata dsi_lgd_wxga_7_0 = { .init_sd_settings = dsi_lgd_wxga_7_0_sd_settings_init, .init_dc_out = dsi_lgd_wxga_7_0_dc_out_init, @@ -478,4 +487,3 @@ struct tegra_panel __initdata dsi_lgd_wxga_7_0 = { .set_disp_device = dsi_lgd_wxga_7_0_set_disp_device, }; EXPORT_SYMBOL(dsi_lgd_wxga_7_0); - |