Commit 19febe66 authored by Michael Trimarchi's avatar Michael Trimarchi Committed by Sam Ravnborg
Browse files

drm/panel: ilitek-ili9881d: add support for Wanchanglong W552946ABA panel 



W552946ABA is a panel by Wanchanglong. This panel utilizes the
Ilitek ILI9881D controller.

Add this panel's initialzation sequence and timing to ILI9881D driver.
Tested on px30-evb v11

Signed-off-by: default avatarMichael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20211016102232.202119-3-michael@amarulasolutions.com
parent 89c6577a

drivers/gpu/drm/panel/panel-ilitek-ili9881c.c

+237 −1
Original line number Diff line number Diff line
@@ -42,6 +42,7 @@ struct ili9881c_desc { 
	const struct ili9881c_instr *init;

	const size_t init_length;

	const struct drm_display_mode *mode;

	const unsigned long mode_flags;

};



struct ili9881c {
@@ -453,6 +454,213 @@ static const struct ili9881c_instr k101_im2byl02_init[] = { 
	ILI9881C_COMMAND_INSTR(0xD3, 0x3F), /* VN0 */

};



static const struct ili9881c_instr w552946ab_init[] = {

	ILI9881C_SWITCH_PAGE_INSTR(3),

	ILI9881C_COMMAND_INSTR(0x01, 0x00),

	ILI9881C_COMMAND_INSTR(0x02, 0x00),

	ILI9881C_COMMAND_INSTR(0x03, 0x53),

	ILI9881C_COMMAND_INSTR(0x04, 0x53),

	ILI9881C_COMMAND_INSTR(0x05, 0x13),

	ILI9881C_COMMAND_INSTR(0x06, 0x04),

	ILI9881C_COMMAND_INSTR(0x07, 0x02),

	ILI9881C_COMMAND_INSTR(0x08, 0x02),

	ILI9881C_COMMAND_INSTR(0x09, 0x00),

	ILI9881C_COMMAND_INSTR(0x0A, 0x00),

	ILI9881C_COMMAND_INSTR(0x0B, 0x00),

	ILI9881C_COMMAND_INSTR(0x0C, 0x00),

	ILI9881C_COMMAND_INSTR(0x0D, 0x00),

	ILI9881C_COMMAND_INSTR(0x0E, 0x00),

	ILI9881C_COMMAND_INSTR(0x0F, 0x00),



	ILI9881C_COMMAND_INSTR(0x10, 0x00),

	ILI9881C_COMMAND_INSTR(0x11, 0x00),

	ILI9881C_COMMAND_INSTR(0x12, 0x00),

	ILI9881C_COMMAND_INSTR(0x13, 0x00),

	ILI9881C_COMMAND_INSTR(0x14, 0x00),

	ILI9881C_COMMAND_INSTR(0x15, 0x08),

	ILI9881C_COMMAND_INSTR(0x16, 0x10),

	ILI9881C_COMMAND_INSTR(0x17, 0x00),

	ILI9881C_COMMAND_INSTR(0x18, 0x08),

	ILI9881C_COMMAND_INSTR(0x19, 0x00),

	ILI9881C_COMMAND_INSTR(0x1A, 0x00),

	ILI9881C_COMMAND_INSTR(0x1B, 0x00),

	ILI9881C_COMMAND_INSTR(0x1C, 0x00),

	ILI9881C_COMMAND_INSTR(0x1D, 0x00),

	ILI9881C_COMMAND_INSTR(0x1E, 0xC0),

	ILI9881C_COMMAND_INSTR(0x1F, 0x80),



	ILI9881C_COMMAND_INSTR(0x20, 0x02),

	ILI9881C_COMMAND_INSTR(0x21, 0x09),

	ILI9881C_COMMAND_INSTR(0x22, 0x00),

	ILI9881C_COMMAND_INSTR(0x23, 0x00),

	ILI9881C_COMMAND_INSTR(0x24, 0x00),

	ILI9881C_COMMAND_INSTR(0x25, 0x00),

	ILI9881C_COMMAND_INSTR(0x26, 0x00),

	ILI9881C_COMMAND_INSTR(0x27, 0x00),

	ILI9881C_COMMAND_INSTR(0x28, 0x55),

	ILI9881C_COMMAND_INSTR(0x29, 0x03),

	ILI9881C_COMMAND_INSTR(0x2A, 0x00),

	ILI9881C_COMMAND_INSTR(0x2B, 0x00),

	ILI9881C_COMMAND_INSTR(0x2C, 0x00),

	ILI9881C_COMMAND_INSTR(0x2D, 0x00),

	ILI9881C_COMMAND_INSTR(0x2E, 0x00),

	ILI9881C_COMMAND_INSTR(0x2F, 0x00),



	ILI9881C_COMMAND_INSTR(0x30, 0x00),

	ILI9881C_COMMAND_INSTR(0x31, 0x00),

	ILI9881C_COMMAND_INSTR(0x32, 0x00),

	ILI9881C_COMMAND_INSTR(0x33, 0x00),

	ILI9881C_COMMAND_INSTR(0x34, 0x04),

	ILI9881C_COMMAND_INSTR(0x35, 0x05),

	ILI9881C_COMMAND_INSTR(0x36, 0x05),

	ILI9881C_COMMAND_INSTR(0x37, 0x00),

	ILI9881C_COMMAND_INSTR(0x38, 0x3C),

	ILI9881C_COMMAND_INSTR(0x39, 0x35),

	ILI9881C_COMMAND_INSTR(0x3A, 0x00),

	ILI9881C_COMMAND_INSTR(0x3B, 0x40),

	ILI9881C_COMMAND_INSTR(0x3C, 0x00),

	ILI9881C_COMMAND_INSTR(0x3D, 0x00),

	ILI9881C_COMMAND_INSTR(0x3E, 0x00),

	ILI9881C_COMMAND_INSTR(0x3F, 0x00),



	ILI9881C_COMMAND_INSTR(0x40, 0x00),

	ILI9881C_COMMAND_INSTR(0x41, 0x88),

	ILI9881C_COMMAND_INSTR(0x42, 0x00),

	ILI9881C_COMMAND_INSTR(0x43, 0x00),

	ILI9881C_COMMAND_INSTR(0x44, 0x1F),



	ILI9881C_COMMAND_INSTR(0x50, 0x01),

	ILI9881C_COMMAND_INSTR(0x51, 0x23),

	ILI9881C_COMMAND_INSTR(0x52, 0x45),

	ILI9881C_COMMAND_INSTR(0x53, 0x67),

	ILI9881C_COMMAND_INSTR(0x54, 0x89),

	ILI9881C_COMMAND_INSTR(0x55, 0xaB),

	ILI9881C_COMMAND_INSTR(0x56, 0x01),

	ILI9881C_COMMAND_INSTR(0x57, 0x23),

	ILI9881C_COMMAND_INSTR(0x58, 0x45),

	ILI9881C_COMMAND_INSTR(0x59, 0x67),

	ILI9881C_COMMAND_INSTR(0x5A, 0x89),

	ILI9881C_COMMAND_INSTR(0x5B, 0xAB),

	ILI9881C_COMMAND_INSTR(0x5C, 0xCD),

	ILI9881C_COMMAND_INSTR(0x5D, 0xEF),

	ILI9881C_COMMAND_INSTR(0x5E, 0x03),

	ILI9881C_COMMAND_INSTR(0x5F, 0x14),



	ILI9881C_COMMAND_INSTR(0x60, 0x15),

	ILI9881C_COMMAND_INSTR(0x61, 0x0C),

	ILI9881C_COMMAND_INSTR(0x62, 0x0D),

	ILI9881C_COMMAND_INSTR(0x63, 0x0E),

	ILI9881C_COMMAND_INSTR(0x64, 0x0F),

	ILI9881C_COMMAND_INSTR(0x65, 0x10),

	ILI9881C_COMMAND_INSTR(0x66, 0x11),

	ILI9881C_COMMAND_INSTR(0x67, 0x08),

	ILI9881C_COMMAND_INSTR(0x68, 0x02),

	ILI9881C_COMMAND_INSTR(0x69, 0x0A),

	ILI9881C_COMMAND_INSTR(0x6A, 0x02),

	ILI9881C_COMMAND_INSTR(0x6B, 0x02),

	ILI9881C_COMMAND_INSTR(0x6C, 0x02),

	ILI9881C_COMMAND_INSTR(0x6D, 0x02),

	ILI9881C_COMMAND_INSTR(0x6E, 0x02),

	ILI9881C_COMMAND_INSTR(0x6F, 0x02),



	ILI9881C_COMMAND_INSTR(0x70, 0x02),

	ILI9881C_COMMAND_INSTR(0x71, 0x02),

	ILI9881C_COMMAND_INSTR(0x72, 0x06),

	ILI9881C_COMMAND_INSTR(0x73, 0x02),

	ILI9881C_COMMAND_INSTR(0x74, 0x02),

	ILI9881C_COMMAND_INSTR(0x75, 0x14),

	ILI9881C_COMMAND_INSTR(0x76, 0x15),

	ILI9881C_COMMAND_INSTR(0x77, 0x0F),

	ILI9881C_COMMAND_INSTR(0x78, 0x0E),

	ILI9881C_COMMAND_INSTR(0x79, 0x0D),

	ILI9881C_COMMAND_INSTR(0x7A, 0x0C),

	ILI9881C_COMMAND_INSTR(0x7B, 0x11),

	ILI9881C_COMMAND_INSTR(0x7C, 0x10),

	ILI9881C_COMMAND_INSTR(0x7D, 0x06),

	ILI9881C_COMMAND_INSTR(0x7E, 0x02),

	ILI9881C_COMMAND_INSTR(0x7F, 0x0A),



	ILI9881C_COMMAND_INSTR(0x80, 0x02),

	ILI9881C_COMMAND_INSTR(0x81, 0x02),

	ILI9881C_COMMAND_INSTR(0x82, 0x02),

	ILI9881C_COMMAND_INSTR(0x83, 0x02),

	ILI9881C_COMMAND_INSTR(0x84, 0x02),

	ILI9881C_COMMAND_INSTR(0x85, 0x02),

	ILI9881C_COMMAND_INSTR(0x86, 0x02),

	ILI9881C_COMMAND_INSTR(0x87, 0x02),

	ILI9881C_COMMAND_INSTR(0x88, 0x08),

	ILI9881C_COMMAND_INSTR(0x89, 0x02),

	ILI9881C_COMMAND_INSTR(0x8A, 0x02),



	ILI9881C_SWITCH_PAGE_INSTR(4),

	ILI9881C_COMMAND_INSTR(0x00, 0x80),

	ILI9881C_COMMAND_INSTR(0x70, 0x00),

	ILI9881C_COMMAND_INSTR(0x71, 0x00),

	ILI9881C_COMMAND_INSTR(0x66, 0xFE),

	ILI9881C_COMMAND_INSTR(0x82, 0x15),

	ILI9881C_COMMAND_INSTR(0x84, 0x15),

	ILI9881C_COMMAND_INSTR(0x85, 0x15),

	ILI9881C_COMMAND_INSTR(0x3a, 0x24),

	ILI9881C_COMMAND_INSTR(0x32, 0xAC),

	ILI9881C_COMMAND_INSTR(0x8C, 0x80),

	ILI9881C_COMMAND_INSTR(0x3C, 0xF5),

	ILI9881C_COMMAND_INSTR(0x88, 0x33),



	ILI9881C_SWITCH_PAGE_INSTR(1),

	ILI9881C_COMMAND_INSTR(0x22, 0x0A),

	ILI9881C_COMMAND_INSTR(0x31, 0x00),

	ILI9881C_COMMAND_INSTR(0x53, 0x78),

	ILI9881C_COMMAND_INSTR(0x50, 0x5B),

	ILI9881C_COMMAND_INSTR(0x51, 0x5B),

	ILI9881C_COMMAND_INSTR(0x60, 0x20),

	ILI9881C_COMMAND_INSTR(0x61, 0x00),

	ILI9881C_COMMAND_INSTR(0x62, 0x0D),

	ILI9881C_COMMAND_INSTR(0x63, 0x00),



	ILI9881C_COMMAND_INSTR(0xA0, 0x00),

	ILI9881C_COMMAND_INSTR(0xA1, 0x10),

	ILI9881C_COMMAND_INSTR(0xA2, 0x1C),

	ILI9881C_COMMAND_INSTR(0xA3, 0x13),

	ILI9881C_COMMAND_INSTR(0xA4, 0x15),

	ILI9881C_COMMAND_INSTR(0xA5, 0x26),

	ILI9881C_COMMAND_INSTR(0xA6, 0x1A),

	ILI9881C_COMMAND_INSTR(0xA7, 0x1D),

	ILI9881C_COMMAND_INSTR(0xA8, 0x67),

	ILI9881C_COMMAND_INSTR(0xA9, 0x1C),

	ILI9881C_COMMAND_INSTR(0xAA, 0x29),

	ILI9881C_COMMAND_INSTR(0xAB, 0x5B),

	ILI9881C_COMMAND_INSTR(0xAC, 0x26),

	ILI9881C_COMMAND_INSTR(0xAD, 0x28),

	ILI9881C_COMMAND_INSTR(0xAE, 0x5C),

	ILI9881C_COMMAND_INSTR(0xAF, 0x30),

	ILI9881C_COMMAND_INSTR(0xB0, 0x31),

	ILI9881C_COMMAND_INSTR(0xB1, 0x2E),

	ILI9881C_COMMAND_INSTR(0xB2, 0x32),

	ILI9881C_COMMAND_INSTR(0xB3, 0x00),



	ILI9881C_COMMAND_INSTR(0xC0, 0x00),

	ILI9881C_COMMAND_INSTR(0xC1, 0x10),

	ILI9881C_COMMAND_INSTR(0xC2, 0x1C),

	ILI9881C_COMMAND_INSTR(0xC3, 0x13),

	ILI9881C_COMMAND_INSTR(0xC4, 0x15),

	ILI9881C_COMMAND_INSTR(0xC5, 0x26),

	ILI9881C_COMMAND_INSTR(0xC6, 0x1A),

	ILI9881C_COMMAND_INSTR(0xC7, 0x1D),

	ILI9881C_COMMAND_INSTR(0xC8, 0x67),

	ILI9881C_COMMAND_INSTR(0xC9, 0x1C),

	ILI9881C_COMMAND_INSTR(0xCA, 0x29),

	ILI9881C_COMMAND_INSTR(0xCB, 0x5B),

	ILI9881C_COMMAND_INSTR(0xCC, 0x26),

	ILI9881C_COMMAND_INSTR(0xCD, 0x28),

	ILI9881C_COMMAND_INSTR(0xCE, 0x5C),

	ILI9881C_COMMAND_INSTR(0xCF, 0x30),

	ILI9881C_COMMAND_INSTR(0xD0, 0x31),

	ILI9881C_COMMAND_INSTR(0xD1, 0x2E),

	ILI9881C_COMMAND_INSTR(0xD2, 0x32),

	ILI9881C_COMMAND_INSTR(0xD3, 0x00),

	ILI9881C_SWITCH_PAGE_INSTR(0),

};



static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel)

{

	return container_of(panel, struct ili9881c, panel);
@@ -603,6 +811,23 @@ static const struct drm_display_mode k101_im2byl02_default_mode = { 
	.height_mm	= 217,

};



static const struct drm_display_mode w552946aba_default_mode = {

	.clock		= 64000,



	.hdisplay	= 720,

	.hsync_start	= 720 + 40,

	.hsync_end	= 720 + 40 + 10,

	.htotal		= 720 + 40 + 10 + 40,



	.vdisplay	= 1280,

	.vsync_start	= 1280 + 22,

	.vsync_end	= 1280 + 22 + 4,

	.vtotal		= 1280 + 22 + 4 + 11,



	.width_mm	= 68,

	.height_mm	= 121,

};



static int ili9881c_get_modes(struct drm_panel *panel,

			      struct drm_connector *connector)

{
@@ -668,7 +893,7 @@ static int ili9881c_dsi_probe(struct mipi_dsi_device *dsi) 


	drm_panel_add(&ctx->panel);



	dsi->mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE;

	dsi->mode_flags = ctx->desc->mode_flags;

	dsi->format = MIPI_DSI_FMT_RGB888;

	dsi->lanes = 4;
@@ -689,17 +914,28 @@ static const struct ili9881c_desc lhr050h41_desc = { 
	.init = lhr050h41_init,

	.init_length = ARRAY_SIZE(lhr050h41_init),

	.mode = &lhr050h41_default_mode,

	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,

};



static const struct ili9881c_desc k101_im2byl02_desc = {

	.init = k101_im2byl02_init,

	.init_length = ARRAY_SIZE(k101_im2byl02_init),

	.mode = &k101_im2byl02_default_mode,

	.mode_flags = MIPI_DSI_MODE_VIDEO_SYNC_PULSE,

};



static const struct ili9881c_desc w552946aba_desc = {

	.init = w552946ab_init,

	.init_length = ARRAY_SIZE(w552946ab_init),

	.mode = &w552946aba_default_mode,

	.mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST |

		      MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_NO_EOT_PACKET,

};



static const struct of_device_id ili9881c_of_match[] = {

	{ .compatible = "bananapi,lhr050h41", .data = &lhr050h41_desc },

	{ .compatible = "feixin,k101-im2byl02", .data = &k101_im2byl02_desc },

	{ .compatible = "wanchanglong,w552946aba", .data = &w552946aba_desc },

	{ }

};

MODULE_DEVICE_TABLE(of, ili9881c_of_match);