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drm/panel: simple: Support TI nspire panels 

This adds support for the TI nspire panels to the simple panel
roster. This code is based on arch/arm/mach-nspire/clcd.c.
This includes likely the first grayscale panel supported.

These panels will be used with the PL11x DRM driver.

Cc: Daniel Tang <dt.tangr@gmail.com>
Cc: Fabian Vogt <fabian@ritter-vogt.de>
Tested-by: Fabian Vogt <fabian@ritter-vogt.de>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190805085847.25554-4-linus.walleij@linaro.org
This commit is contained in:
Linus Walleij 2019-08-05 10:58:46 +02:00
parent 0c76620e57
commit d8a0d6a3b7
1 changed files with 64 additions and 0 deletions
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64
drivers/gpu/drm/panel/panel-simple.c
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@ -2833,6 +2833,64 @@ static const struct panel_desc tianma_tm070rvhg71 = {
.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
};
static const struct drm_display_mode ti_nspire_cx_lcd_mode[] = {
{
.clock = 10000,
.hdisplay = 320,
.hsync_start = 320 + 50,
.hsync_end = 320 + 50 + 6,
.htotal = 320 + 50 + 6 + 38,
.vdisplay = 240,
.vsync_start = 240 + 3,
.vsync_end = 240 + 3 + 1,
.vtotal = 240 + 3 + 1 + 17,
.vrefresh = 60,
.flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
},
};
static const struct panel_desc ti_nspire_cx_lcd_panel = {
.modes = ti_nspire_cx_lcd_mode,
.num_modes = 1,
.bpc = 8,
.size = {
.width = 65,
.height = 49,
},
.bus_format = MEDIA_BUS_FMT_RGB888_1X24,
.bus_flags = DRM_BUS_FLAG_PIXDATA_NEGEDGE,
};
static const struct drm_display_mode ti_nspire_classic_lcd_mode[] = {
{
.clock = 10000,
.hdisplay = 320,
.hsync_start = 320 + 6,
.hsync_end = 320 + 6 + 6,
.htotal = 320 + 6 + 6 + 6,
.vdisplay = 240,
.vsync_start = 240 + 0,
.vsync_end = 240 + 0 + 1,
.vtotal = 240 + 0 + 1 + 0,
.vrefresh = 60,
.flags = DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,
},
};
static const struct panel_desc ti_nspire_classic_lcd_panel = {
.modes = ti_nspire_classic_lcd_mode,
.num_modes = 1,
/* The grayscale panel has 8 bit for the color .. Y (black) */
.bpc = 8,
.size = {
.width = 71,
.height = 53,
},
/* This is the grayscale bus format */
.bus_format = MEDIA_BUS_FMT_Y8_1X8,
.bus_flags = DRM_BUS_FLAG_PIXDATA_POSEDGE,
};
static const struct drm_display_mode toshiba_lt089ac29000_mode = {
.clock = 79500,
.hdisplay = 1280,
@ -3302,6 +3360,12 @@ static const struct of_device_id platform_of_match[] = {
}, {
.compatible = "tianma,tm070rvhg71",
.data = &tianma_tm070rvhg71,
}, {
.compatible = "ti,nspire-cx-lcd-panel",
.data = &ti_nspire_cx_lcd_panel,
}, {
.compatible = "ti,nspire-classic-lcd-panel",
.data = &ti_nspire_classic_lcd_panel,
}, {
.compatible = "toshiba,lt089ac29000",
.data = &toshiba_lt089ac29000,