Add support for Three Five displays TFC S9700RTWV43TR-01B 800x480 panel with resistive touch found on TI's AM335X-EVM.

Signed-off-by: Jyri Sarha jsarha@ti.com Reviewed-by: Tomi Valkeinen tomi.valkeinen@ti.com cc: Thierry Reding thierry.reding@gmail.com --- Thanks Thierry, for reminding me about this!

Changes since v4: - Add tfc to vendor-prefixes.txt

.../display/panel/tfc,s9700rtwv43tr-01b.txt | 10 +++++++++ .../devicetree/bindings/vendor-prefixes.txt | 1 + drivers/gpu/drm/panel/panel-simple.c | 26 ++++++++++++++++++++++ 3 files changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/tfc,s9700rtwv43tr-01b.txt

diff --git a/Documentation/devicetree/bindings/display/panel/tfc,s9700rtwv43tr-01b.txt b/Documentation/devicetree/bindings/display/panel/tfc,s9700rtwv43tr-01b.txt new file mode 100644 index 0000000..0b1cc71 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/tfc,s9700rtwv43tr-01b.txt @@ -0,0 +1,10 @@ +TFC S9700RTWV43TR-01B 7" Three Five Corp 800x480 LCD panel with +resistive touch + +The panel is found on TI AM335x-evm. + +Required properties: +- compatible: should be "tfc,S9700RTWV43tr-01b" + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory. diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 12e8b3e..4ec0d6b 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -356,6 +356,7 @@ technexion TechNexion technologic Technologic Systems tempo Tempo Semiconductor terasic Terasic Inc. +tfc Three Five Corp thine THine Electronics, Inc. ti Texas Instruments tianma Tianma Micro-electronics Co., Ltd. diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index cbf1ab4..f2d96611 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1891,6 +1891,29 @@ static const struct panel_desc starry_kr122ea0sra = { }, };

+static const struct drm_display_mode tfc_s9700rtwv43tr_01b_mode = { + .clock = 30000, + .hdisplay = 800, + .hsync_start = 800 + 39, + .hsync_end = 800 + 39 + 47, + .htotal = 800 + 39 + 47 + 39, + .vdisplay = 480, + .vsync_start = 480 + 13, + .vsync_end = 480 + 13 + 2, + .vtotal = 480 + 13 + 2 + 29, + .vrefresh = 62, +}; + +static const struct panel_desc tfc_s9700rtwv43tr_01b = { + .modes = &tfc_s9700rtwv43tr_01b_mode, + .num_modes = 1, + .bpc = 8, + .size = { + .width = 155, + .height = 90, + }, +}; + static const struct display_timing tianma_tm070jdhg30_timing = { .pixelclock = { 62600000, 68200000, 78100000 }, .hactive = { 1280, 1280, 1280 }, @@ -2251,6 +2274,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "starry,kr122ea0sra", .data = &starry_kr122ea0sra, }, { + .compatible = "tfc,s9700rtwv43tr-01b", + .data = &tfc_s9700rtwv43tr_01b, + }, { .compatible = "tianma,tm070jdhg30", .data = &tianma_tm070jdhg30, }, {