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Subject[PATCH v9 3/5] drm/panel: support for auo,kd101n80-45na wuxga dsi video mode panel
Date
Auo,kd101n80-45na's connector is same as boe,tv101wum-nl6.
The most codes can be reuse.
So auo,kd101n80-45na and boe,tv101wum-nl6 use one driver file.
Add the different parts in driver data.

Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
---
drivers/gpu/drm/panel/Kconfig | 6 +-
.../gpu/drm/panel/panel-boe-tv101wum-nl6.c | 64 +++++++++++++++++--
2 files changed, 61 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig
index ca727c233a9a..b5413edd625b 100644
--- a/drivers/gpu/drm/panel/Kconfig
+++ b/drivers/gpu/drm/panel/Kconfig
@@ -30,13 +30,13 @@ config DRM_PANEL_BOE_HIMAX8279D
the host and has a built-in LED backlight.

config DRM_PANEL_BOE_TV101WUM_NL6
- tristate "BOE TV101WUM 1200x1920 panel"
+ tristate "BOE TV101WUM and AUO KD101N80 45NA 1200x1920 panel"
depends on OF
depends on DRM_MIPI_DSI
depends on BACKLIGHT_CLASS_DEVICE
help
- Say Y here if you want to support for BOE TV101WUM WUXGA PANEL
- DSI Video Mode panel
+ Say Y here if you want to support for BOE TV101WUM and AUO KD101N80
+ 45NA WUXGA PANEL DSI Video Mode panel

config DRM_PANEL_LVDS
tristate "Generic LVDS panel driver"
diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
index 51fde588adc1..2160144ca51b 100644
--- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
+++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c
@@ -34,6 +34,7 @@ struct panel_desc {
enum mipi_dsi_pixel_format format;
const struct panel_init_cmd *init_cmds;
unsigned int lanes;
+ bool discharge_on_disable;
};

struct boe_panel {
@@ -367,6 +368,15 @@ static const struct panel_init_cmd boe_init_cmd[] = {
{},
};

+static const struct panel_init_cmd auo_kd101n80_45na_init_cmd[] = {
+ _INIT_DELAY_CMD(24),
+ _INIT_DCS_CMD(0x11),
+ _INIT_DELAY_CMD(120),
+ _INIT_DCS_CMD(0x29),
+ _INIT_DELAY_CMD(120),
+ {},
+};
+
static inline struct boe_panel *to_boe_panel(struct drm_panel *panel)
{
return container_of(panel, struct boe_panel, base);
@@ -444,12 +454,22 @@ static int boe_panel_unprepare(struct drm_panel *panel)
}

msleep(150);
- gpiod_set_value(boe->enable_gpio, 0);
- usleep_range(500, 1000);
- regulator_disable(boe->avee);
- regulator_disable(boe->avdd);
- usleep_range(5000, 7000);
- regulator_disable(boe->pp1800);
+
+ if (boe->desc->discharge_on_disable) {
+ regulator_disable(boe->avee);
+ regulator_disable(boe->avdd);
+ usleep_range(5000, 7000);
+ gpiod_set_value(boe->enable_gpio, 0);
+ usleep_range(5000, 7000);
+ regulator_disable(boe->pp1800);
+ } else {
+ gpiod_set_value(boe->enable_gpio, 0);
+ usleep_range(500, 1000);
+ regulator_disable(boe->avee);
+ regulator_disable(boe->avdd);
+ usleep_range(5000, 7000);
+ regulator_disable(boe->pp1800);
+ }

boe->prepared = false;

@@ -542,6 +562,35 @@ static const struct panel_desc boe_tv101wum_nl6_desc = {
.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
MIPI_DSI_MODE_LPM,
.init_cmds = boe_init_cmd,
+ .discharge_on_disable = false,
+};
+
+static const struct drm_display_mode auo_kd101n80_45na_default_mode = {
+ .clock = 157000,
+ .hdisplay = 1200,
+ .hsync_start = 1200 + 80,
+ .hsync_end = 1200 + 80 + 24,
+ .htotal = 1200 + 80 + 24 + 36,
+ .vdisplay = 1920,
+ .vsync_start = 1920 + 16,
+ .vsync_end = 1920 + 16 + 4,
+ .vtotal = 1920 + 16 + 4 + 16,
+ .vrefresh = 60,
+};
+
+static const struct panel_desc auo_kd101n80_45na_desc = {
+ .modes = &auo_kd101n80_45na_default_mode,
+ .bpc = 8,
+ .size = {
+ .width_mm = 135,
+ .height_mm = 216,
+ },
+ .lanes = 4,
+ .format = MIPI_DSI_FMT_RGB888,
+ .mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
+ MIPI_DSI_MODE_LPM,
+ .init_cmds = auo_kd101n80_45na_init_cmd,
+ .discharge_on_disable = true,
};

static int boe_panel_get_modes(struct drm_panel *panel,
@@ -673,6 +722,9 @@ static const struct of_device_id boe_of_match[] = {
{ .compatible = "boe,tv101wum-nl6",
.data = &boe_tv101wum_nl6_desc
},
+ { .compatible = "auo,kd101n80-45na",
+ .data = &auo_kd101n80_45na_desc
+ },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, boe_of_match);
--
2.21.0
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