From: Michael Trimarchi <michael@xxxxxxxxxxxxxxxxxxxx> Tianma TM041XDHG01 utilizes the Ilitek ILI9805 controller. Add this panel's initialzation sequence and timing to ILI9805 driver. Signed-off-by: Michael Trimarchi <michael@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Dario Binacchi <dario.binacchi@xxxxxxxxxxxxxxxxxxxx> --- (no changes since v1) drivers/gpu/drm/panel/panel-ilitek-ili9805.c | 53 ++++++++++++++++++++ 1 file changed, 53 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9805.c b/drivers/gpu/drm/panel/panel-ilitek-ili9805.c index 749959e10d92..cd187b0b1998 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9805.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9805.c @@ -89,6 +89,36 @@ static const struct ili9805_instr gpm1780a0_init[] = { ILI9805_INSTR(0, 0xB9, 0x02, 0x00), }; +static const struct ili9805_instr tm041xdhg01_init[] = { + ILI9805_INSTR(100, ILI9805_EXTCMD_CMD_SET_ENABLE_REG, ILI9805_SETEXTC_PARAMETER1, + ILI9805_SETEXTC_PARAMETER2, ILI9805_SETEXTC_PARAMETER3), + ILI9805_INSTR(100, 0xFD, 0x0F, 0x13, 0x44, 0x00), + ILI9805_INSTR(0, 0xf8, 0x18, 0x02, 0x02, 0x18, 0x02, 0x02, 0x30, 0x01, + 0x01, 0x30, 0x01, 0x01, 0x30, 0x01, 0x01), + ILI9805_INSTR(0, 0xB8, 0x74), + ILI9805_INSTR(0, 0xF1, 0x00), + ILI9805_INSTR(0, 0xF2, 0x00, 0x58, 0x40), + ILI9805_INSTR(0, 0xFC, 0x04, 0x0F, 0x01), + ILI9805_INSTR(0, 0xEB, 0x08, 0x0F), + ILI9805_INSTR(0, 0xe0, 0x01, 0x0d, 0x15, 0x0e, 0x0f, 0x0f, 0x0b, 0x08, 0x04, + 0x07, 0x0a, 0x0d, 0x0c, 0x15, 0x0f, 0x08), + ILI9805_INSTR(0, 0xe1, 0x01, 0x0d, 0x15, 0x0e, 0x0f, 0x0f, 0x0b, 0x08, 0x04, + 0x07, 0x0a, 0x0d, 0x0c, 0x15, 0x0f, 0x08), + ILI9805_INSTR(10, 0xc1, 0x15, 0x03, 0x03, 0x31), + ILI9805_INSTR(10, 0xB1, 0x00, 0x12, 0x14), + ILI9805_INSTR(10, 0xB4, 0x02), + ILI9805_INSTR(0, 0xBB, 0x14, 0x55), + ILI9805_INSTR(0, MIPI_DCS_SET_ADDRESS_MODE, 0x0a), + ILI9805_INSTR(0, MIPI_DCS_SET_PIXEL_FORMAT, 0x77), + ILI9805_INSTR(0, 0x20), + ILI9805_INSTR(0, 0xB0, 0x00), + ILI9805_INSTR(0, 0xB6, 0x01), + ILI9805_INSTR(0, 0xc2, 0x11), + ILI9805_INSTR(0, 0x51, 0xFF), + ILI9805_INSTR(0, 0x53, 0x24), + ILI9805_INSTR(0, 0x55, 0x00), +}; + static inline struct ili9805 *panel_to_ili9805(struct drm_panel *panel) { return container_of(panel, struct ili9805, panel); @@ -239,6 +269,20 @@ static const struct drm_display_mode gpm1780a0_timing = { .vtotal = 480 + 2 + 4 + 10, }; +static const struct drm_display_mode tm041xdhg01_timing = { + .clock = 26227, + + .hdisplay = 480, + .hsync_start = 480 + 10, + .hsync_end = 480 + 10 + 2, + .htotal = 480 + 10 + 2 + 36, + + .vdisplay = 768, + .vsync_start = 768 + 2, + .vsync_end = 768 + 10 + 4, + .vtotal = 768 + 2 + 4 + 10, +}; + static int ili9805_get_modes(struct drm_panel *panel, struct drm_connector *connector) { @@ -343,8 +387,17 @@ static const struct ili9805_desc gpm1780a0_desc = { .height_mm = 65, }; +static const struct ili9805_desc tm041xdhg01_desc = { + .init = tm041xdhg01_init, + .init_length = ARRAY_SIZE(tm041xdhg01_init), + .mode = &tm041xdhg01_timing, + .width_mm = 42, + .height_mm = 96, +}; + static const struct of_device_id ili9805_of_match[] = { { .compatible = "giantplus,gpm1790a0", .data = &gpm1780a0_desc }, + { .compatible = "tianma,tm041xdhg01", .data = &tm041xdhg01_desc }, { } }; MODULE_DEVICE_TABLE(of, ili9805_of_match); -- 2.43.0