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Message-Id: <20240814-drm-panel-ili9881c-lcm-jm800wx-v1-3-22a5e58599be@geanix.com>
Date: Wed, 14 Aug 2024 15:10:37 +0200
From: Esben Haabendal <esben@...nix.com>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
 Jessica Zhang <quic_jesszhan@...cinc.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 devicetree@...r.kernel.org, Esben Haabendal <esben@...nix.com>
Subject: [PATCH 3/3] drm/panel: ili9881c: Add JMO LCM-JM800WX support

Add support for the LCM-JM800WX panel from JMO Tech.

The init commands are based on information from vendor.

Signed-off-by: Esben Haabendal <esben@...nix.com>
---
 drivers/gpu/drm/panel/panel-ilitek-ili9881c.c | 228 ++++++++++++++++++++++++++
 1 file changed, 228 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
index 084c37fa7348..2f9c25c3ca15 100644
--- a/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
+++ b/drivers/gpu/drm/panel/panel-ilitek-ili9881c.c
@@ -1223,6 +1223,206 @@ static const struct ili9881c_instr am8001280g_init[] = {
 	ILI9881C_COMMAND_INSTR(MIPI_DCS_WRITE_POWER_SAVE, 0x00),
 };
 
+static const struct ili9881c_instr lcm_jm800wx_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, 0x00),
+	ILI9881C_COMMAND_INSTR(0x16, 0x00),
+	ILI9881C_COMMAND_INSTR(0x17, 0x00),
+	ILI9881C_COMMAND_INSTR(0x18, 0x00),
+	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, 0x00), /* GPWR1/2 non overlap time 2.62us */
+	ILI9881C_COMMAND_INSTR(0x35, 0x00),
+	ILI9881C_COMMAND_INSTR(0x36, 0x00),
+	ILI9881C_COMMAND_INSTR(0x37, 0x00),
+	ILI9881C_COMMAND_INSTR(0x38, 0x3c),
+	ILI9881C_COMMAND_INSTR(0x39, 0x00),
+	ILI9881C_COMMAND_INSTR(0x3A, 0x00),
+	ILI9881C_COMMAND_INSTR(0x3B, 0x00),
+	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, 0x00),
+	ILI9881C_COMMAND_INSTR(0x42, 0x00),
+	ILI9881C_COMMAND_INSTR(0x43, 0x00),
+	ILI9881C_COMMAND_INSTR(0x44, 0x00),
+	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, 0x01),
+	ILI9881C_COMMAND_INSTR(0x5F, 0x08),
+	ILI9881C_COMMAND_INSTR(0x60, 0x02),
+	ILI9881C_COMMAND_INSTR(0x61, 0x02),
+	ILI9881C_COMMAND_INSTR(0x62, 0x0a),
+	ILI9881C_COMMAND_INSTR(0x63, 0x15),
+	ILI9881C_COMMAND_INSTR(0x64, 0x14),
+	ILI9881C_COMMAND_INSTR(0x65, 0x02),
+	ILI9881C_COMMAND_INSTR(0x66, 0x11),
+	ILI9881C_COMMAND_INSTR(0x67, 0x10),
+	ILI9881C_COMMAND_INSTR(0x68, 0x02),
+	ILI9881C_COMMAND_INSTR(0x69, 0x0f),
+	ILI9881C_COMMAND_INSTR(0x6A, 0x0e),
+	ILI9881C_COMMAND_INSTR(0x6B, 0x02),
+	ILI9881C_COMMAND_INSTR(0x6C, 0x0D),
+	ILI9881C_COMMAND_INSTR(0x6D, 0x0c),
+	ILI9881C_COMMAND_INSTR(0x6E, 0x0C),
+	ILI9881C_COMMAND_INSTR(0x6F, 0x02),
+	ILI9881C_COMMAND_INSTR(0x70, 0x02),
+	ILI9881C_COMMAND_INSTR(0x71, 0x02),
+	ILI9881C_COMMAND_INSTR(0x72, 0x02),
+	ILI9881C_COMMAND_INSTR(0x73, 0x02),
+	ILI9881C_COMMAND_INSTR(0x74, 0x02),
+	ILI9881C_COMMAND_INSTR(0x75, 0x06),
+	ILI9881C_COMMAND_INSTR(0x76, 0x02),
+	ILI9881C_COMMAND_INSTR(0x77, 0x02),
+	ILI9881C_COMMAND_INSTR(0x78, 0x0a),
+	ILI9881C_COMMAND_INSTR(0x79, 0x15),
+	ILI9881C_COMMAND_INSTR(0x7A, 0x14),
+	ILI9881C_COMMAND_INSTR(0x7B, 0x02),
+	ILI9881C_COMMAND_INSTR(0x7C, 0x10),
+	ILI9881C_COMMAND_INSTR(0x7D, 0x11),
+	ILI9881C_COMMAND_INSTR(0x7E, 0x02),
+	ILI9881C_COMMAND_INSTR(0x7F, 0x0c),
+	ILI9881C_COMMAND_INSTR(0x80, 0x0d),
+	ILI9881C_COMMAND_INSTR(0x81, 0x02),
+	ILI9881C_COMMAND_INSTR(0x82, 0x0e),
+	ILI9881C_COMMAND_INSTR(0x83, 0x0f),
+	ILI9881C_COMMAND_INSTR(0x84, 0x08),
+	ILI9881C_COMMAND_INSTR(0x85, 0x02),
+	ILI9881C_COMMAND_INSTR(0x86, 0x02),
+	ILI9881C_COMMAND_INSTR(0x87, 0x02),
+	ILI9881C_COMMAND_INSTR(0x88, 0x02),
+	ILI9881C_COMMAND_INSTR(0x89, 0x02),
+	ILI9881C_COMMAND_INSTR(0x8A, 0x02),
+	ILI9881C_SWITCH_PAGE_INSTR(4),
+	ILI9881C_COMMAND_INSTR(0x6C, 0x15),
+	ILI9881C_COMMAND_INSTR(0x6E, 0x30),
+	ILI9881C_COMMAND_INSTR(0x6F, 0x33),
+	ILI9881C_COMMAND_INSTR(0x8D, 0x1F),
+	ILI9881C_COMMAND_INSTR(0x87, 0xBA),
+	ILI9881C_COMMAND_INSTR(0x26, 0x76),
+	ILI9881C_COMMAND_INSTR(0xB2, 0xd1),
+	ILI9881C_COMMAND_INSTR(0x35, 0x1f),
+	ILI9881C_COMMAND_INSTR(0x33, 0x14),
+	ILI9881C_COMMAND_INSTR(0x3A, 0xa9),
+	ILI9881C_COMMAND_INSTR(0x3B, 0x98),
+	ILI9881C_COMMAND_INSTR(0x38, 0x01),
+	ILI9881C_COMMAND_INSTR(0x39, 0x00),
+	ILI9881C_COMMAND_INSTR(0x2f, 0x00), /* BIST mode = 0x01 */
+	ILI9881C_SWITCH_PAGE_INSTR(1),
+	ILI9881C_COMMAND_INSTR(0x22, 0x09), /* BGR, SS */
+	ILI9881C_COMMAND_INSTR(0x31, 0x00), /* Zigzag type3 inversion */
+	ILI9881C_COMMAND_INSTR(0x50, 0xc0),
+	ILI9881C_COMMAND_INSTR(0x51, 0xc0),
+	ILI9881C_COMMAND_INSTR(0x53, 0x47),
+	ILI9881C_COMMAND_INSTR(0x55, 0x7a),
+	ILI9881C_COMMAND_INSTR(0x60, 0x28),
+	ILI9881C_COMMAND_INSTR(0x61, 0x05),
+	ILI9881C_COMMAND_INSTR(0x62, 0x19),
+	ILI9881C_COMMAND_INSTR(0x63, 0x05),
+	ILI9881C_COMMAND_INSTR(0x2e, 0xc8),
+	ILI9881C_COMMAND_INSTR(0xA0, 0x01),
+	ILI9881C_COMMAND_INSTR(0xA1, 0x10), /* VP251 */
+	ILI9881C_COMMAND_INSTR(0xA2, 0x1b), /* VP247 */
+	ILI9881C_COMMAND_INSTR(0xA3, 0x0c), /* VP243 */
+	ILI9881C_COMMAND_INSTR(0xA4, 0x14), /* VP239 */
+	ILI9881C_COMMAND_INSTR(0xA5, 0x25), /* VP231 */
+	ILI9881C_COMMAND_INSTR(0xA6, 0x1a), /* VP219 */
+	ILI9881C_COMMAND_INSTR(0xA7, 0x1D), /* VP203 */
+	ILI9881C_COMMAND_INSTR(0xA8, 0x68), /* VP175 */
+	ILI9881C_COMMAND_INSTR(0xA9, 0x1b), /* VP144 */
+	ILI9881C_COMMAND_INSTR(0xAA, 0x26), /* VP111 */
+	ILI9881C_COMMAND_INSTR(0xAB, 0x5b), /* VP80 */
+	ILI9881C_COMMAND_INSTR(0xAC, 0x1b), /* VP52 */
+	ILI9881C_COMMAND_INSTR(0xAD, 0x17), /* VP36 */
+	ILI9881C_COMMAND_INSTR(0xAE, 0x4f), /* VP24 */
+	ILI9881C_COMMAND_INSTR(0xAF, 0x24), /* VP16 */
+	ILI9881C_COMMAND_INSTR(0xB0, 0x2a), /* VP12 */
+	ILI9881C_COMMAND_INSTR(0xB1, 0x4e), /* VP8 */
+	ILI9881C_COMMAND_INSTR(0xB2, 0x5f), /* VP4 */
+	ILI9881C_COMMAND_INSTR(0xB3, 0x39), /* VP0 */
+	ILI9881C_COMMAND_INSTR(0xC0, 0x0f), /* VN255 GAMMA N */
+	ILI9881C_COMMAND_INSTR(0xC1, 0x1b), /* VN251 */
+	ILI9881C_COMMAND_INSTR(0xC2, 0x27), /* VN247 */
+	ILI9881C_COMMAND_INSTR(0xC3, 0x16), /* VN243 */
+	ILI9881C_COMMAND_INSTR(0xC4, 0x14), /* VN239 */
+	ILI9881C_COMMAND_INSTR(0xC5, 0x28), /* VN231 */
+	ILI9881C_COMMAND_INSTR(0xC6, 0x1d), /* VN219 */
+	ILI9881C_COMMAND_INSTR(0xC7, 0x21), /* VN203 */
+	ILI9881C_COMMAND_INSTR(0xC8, 0x6c), /* VN175 */
+	ILI9881C_COMMAND_INSTR(0xC9, 0x1b), /* VN144 */
+	ILI9881C_COMMAND_INSTR(0xCA, 0x26), /* VN111 */
+	ILI9881C_COMMAND_INSTR(0xCB, 0x5b), /* VN80 */
+	ILI9881C_COMMAND_INSTR(0xCC, 0x1b), /* VN52 */
+	ILI9881C_COMMAND_INSTR(0xCD, 0x1b), /* VN36 */
+	ILI9881C_COMMAND_INSTR(0xCE, 0x4f), /* VN24 */
+	ILI9881C_COMMAND_INSTR(0xCF, 0x24), /* VN16 */
+	ILI9881C_COMMAND_INSTR(0xD0, 0x2a), /* VN12 */
+	ILI9881C_COMMAND_INSTR(0xD1, 0x4e), /* VN8 */
+	ILI9881C_COMMAND_INSTR(0xD2, 0x5f), /* VN4 */
+	ILI9881C_COMMAND_INSTR(0xD3, 0x39), /* VN0 */
+	ILI9881C_SWITCH_PAGE_INSTR(0),
+	ILI9881C_COMMAND_INSTR(0x13, 0x00), /* Normal mode */
+};
+
 static inline struct ili9881c *panel_to_ili9881c(struct drm_panel *panel)
 {
 	return container_of(panel, struct ili9881c, panel);
@@ -1441,6 +1641,25 @@ static const struct drm_display_mode am8001280g_default_mode = {
 	.height_mm	= 151,
 };
 
+static const struct drm_display_mode lcm_jm800wx_default_mode = {
+	.clock		= 73000,
+
+	.hdisplay	= 800,
+	.hsync_start	= 800 + 50,
+	.hsync_end	= 800 + 50 + 20,
+	.htotal		= 800 + 50 + 20 + 54,
+
+	.vdisplay	= 1280,
+	.vsync_start	= 1280 + 15,
+	.vsync_end	= 1280 + 15 + 6,
+	.vtotal		= 1280 + 15 + 6 + 15,
+
+	.width_mm	= 108,
+	.height_mm	= 172,
+
+	.flags		= DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC,
+};
+
 static int ili9881c_get_modes(struct drm_panel *panel,
 			      struct drm_connector *connector)
 {
@@ -1590,6 +1809,14 @@ static const struct ili9881c_desc am8001280g_desc = {
 		      MIPI_DSI_CLOCK_NON_CONTINUOUS | MIPI_DSI_MODE_LPM,
 };
 
+static const struct ili9881c_desc lcm_jm800wx_desc = {
+	.init = lcm_jm800wx_init,
+	.init_length = ARRAY_SIZE(lcm_jm800wx_init),
+	.mode = &lcm_jm800wx_default_mode,
+	.mode_flags = MIPI_DSI_MODE_VIDEO_BURST | MIPI_DSI_MODE_VIDEO_HSE |
+		      MIPI_DSI_MODE_LPM,
+};
+
 static const struct of_device_id ili9881c_of_match[] = {
 	{ .compatible = "bananapi,lhr050h41", .data = &lhr050h41_desc },
 	{ .compatible = "feixin,k101-im2byl02", .data = &k101_im2byl02_desc },
@@ -1597,6 +1824,7 @@ static const struct of_device_id ili9881c_of_match[] = {
 	{ .compatible = "tdo,tl050hdv35", .data = &tl050hdv35_desc },
 	{ .compatible = "wanchanglong,w552946aba", .data = &w552946aba_desc },
 	{ .compatible = "ampire,am8001280g", .data = &am8001280g_desc },
+	{ .compatible = "jmo,lcm-jm800wx", .data = &lcm_jm800wx_desc },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, ili9881c_of_match);

-- 
2.46.0

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