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Message-ID: <20240222164332.3864716-2-greena88@gmail.com>
Date: Thu, 22 Feb 2024 16:43:13 +0000
From: Adam Green <greena88@...il.com>
To: Jagan Teki <jagan@...rulasolutions.com>,
Neil Armstrong <neil.armstrong@...aro.org>,
Jessica Zhang <quic_jesszhan@...cinc.com>,
Sam Ravnborg <sam@...nborg.org>,
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+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
dri-devel@...ts.freedesktop.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: greena88@...il.com
Subject: [PATCH v2 1/2] drm: panel: st7701: Add Hardkernel ODROID-GO Ultra panel support
The Hardkernel ODROID-GO Ultra is a handheld gaming devices, with
a 5 inch 480x854 display. Add support for the display.
Signed-off-by: Adam Green <greena88@...il.com>
---
drivers/gpu/drm/panel/panel-sitronix-st7701.c | 158 +++++++++++++++++-
1 file changed, 157 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
index 421eb4592b61..d08e8f4c39dd 100644
--- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c
+++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c
@@ -423,6 +423,62 @@ static void kd50t048a_gip_sequence(struct st7701 *st7701)
0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x45, 0x67, 0x98, 0xBA);
}
+static void odroid_go_ultra_gip_sequence(struct st7701 *st7701)
+{
+ ST7701_DSI(st7701, 0x01);
+ msleep(20);
+ ST7701_DSI(st7701, 0x11);
+ msleep(120);
+
+ ST7701_DSI(st7701, 0xFF, 0x77, 0x01, 0x00, 0x00, 0x10);
+ ST7701_DSI(st7701, 0xC0, 0xE9, 0x03);
+ ST7701_DSI(st7701, 0xC1, 0x11, 0x02);
+ ST7701_DSI(st7701, 0xC2, 0x31, 0x08);
+ ST7701_DSI(st7701, 0xCC, 0x10);
+ ST7701_DSI(st7701, 0xB0, 0x00, 0x0D, 0x14, 0x0D, 0x10, 0x05, 0x02, 0x08,
+ 0x08, 0x1E, 0x05, 0x13, 0x11, 0xA3, 0x29, 0x18);
+ ST7701_DSI(st7701, 0xB1, 0x00, 0x0C, 0x14, 0x0C, 0x10, 0x05, 0x03, 0x08,
+ 0x07, 0x20, 0x05, 0x13, 0x11, 0xA4, 0x29, 0x18);
+ ST7701_DSI(st7701, 0xFF, 0x77, 0x01, 0x00, 0x00, 0x11);
+ ST7701_DSI(st7701, 0xB0, 0x6C);
+ ST7701_DSI(st7701, 0xB1, 0x43);
+ ST7701_DSI(st7701, 0xB2, 0x07);
+ ST7701_DSI(st7701, 0xB3, 0x80);
+ ST7701_DSI(st7701, 0xB5, 0x47);
+ ST7701_DSI(st7701, 0xB7, 0x85);
+ ST7701_DSI(st7701, 0xB8, 0x20);
+ ST7701_DSI(st7701, 0xB9, 0x10);
+ ST7701_DSI(st7701, 0xC1, 0x78);
+ ST7701_DSI(st7701, 0xC3, 0x78);
+ ST7701_DSI(st7701, 0xD0, 0x88);
+ msleep(120);
+
+ ST7701_DSI(st7701, 0xE0, 0x00, 0x00, 0x02);
+ ST7701_DSI(st7701, 0xE1, 0x08, 0x00, 0x0A, 0x00, 0x07, 0x00, 0x09,
+ 0x00, 0x00, 0x33, 0x33);
+ ST7701_DSI(st7701, 0xE2, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
+ ST7701_DSI(st7701, 0xE3, 0x00, 0x00, 0x33, 0x33);
+ ST7701_DSI(st7701, 0xE4, 0x44, 0x44);
+ ST7701_DSI(st7701, 0xE5, 0x0E, 0x60, 0xA0, 0xA0, 0x10, 0x60, 0xA0,
+ 0xA0, 0x0A, 0x60, 0xA0, 0xA0, 0x0C, 0x60, 0xA0, 0xA0);
+ ST7701_DSI(st7701, 0xE6, 0x00, 0x00, 0x33, 0x33);
+ ST7701_DSI(st7701, 0xE7, 0x44, 0x44);
+ ST7701_DSI(st7701, 0xE8, 0x0D, 0x60, 0xA0, 0xA0, 0x0F, 0x60, 0xA0,
+ 0xA0, 0x09, 0x60, 0xA0, 0xA0, 0x0B, 0x60, 0xA0, 0xA0);
+ ST7701_DSI(st7701, 0xEB, 0x02, 0x01, 0xE4, 0xE4, 0x44, 0x00, 0x40);
+ ST7701_DSI(st7701, 0xEC, 0x02, 0x01);
+ ST7701_DSI(st7701, 0xED, 0xAB, 0x89, 0x76, 0x54, 0x01, 0xFF, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x45, 0x67, 0x98, 0xBA);
+ ST7701_DSI(st7701, 0xFF, 0x77, 0x01, 0x00, 0x00, 0x00);
+ ST7701_DSI(st7701, 0x3A, 0x70);
+ ST7701_DSI(st7701, 0x53, 0xEC);
+ ST7701_DSI(st7701, 0x55, 0xB3);
+ ST7701_DSI(st7701, 0x5E, 0xFF);
+ ST7701_DSI(st7701, 0x29);
+ msleep(50);
+}
+
static void rg_arc_gip_sequence(struct st7701 *st7701)
{
st7701_switch_cmd_bkx(st7701, true, 3);
@@ -470,7 +526,7 @@ static int st7701_prepare(struct drm_panel *panel)
st7701->supplies);
if (ret < 0)
return ret;
- msleep(20);
+ msleep(120);
gpiod_set_value(st7701->reset, 1);
msleep(150);
@@ -875,6 +931,105 @@ static const struct st7701_panel_desc kd50t048a_desc = {
.gip_sequence = kd50t048a_gip_sequence,
};
+static const struct drm_display_mode odroid_go_ultra_mode = {
+ .clock = 29170,
+
+ .hdisplay = 480,
+ .hsync_start = 480 + 12,
+ .hsync_end = 480 + 12 + 12,
+ .htotal = 480 + 12 + 12 + 38,
+
+ .vdisplay = 854,
+ .vsync_start = 854 + 2,
+ .vsync_end = 854 + 2 + 19,
+ .vtotal = 854 + 2 + 19 + 22,
+
+ .width_mm = 70,
+ .height_mm = 140,
+
+ .type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED,
+};
+
+static const struct st7701_panel_desc odroid_go_ultra_desc = {
+ .mode = &odroid_go_ultra_mode,
+ .lanes = 2,
+ .format = MIPI_DSI_FMT_RGB888,
+ .panel_sleep_delay = 120,
+
+ .pv_gamma = {
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC0_MASK, 0),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC4_MASK, 0xd),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC8_MASK, 0x14),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC16_MASK, 0xd),
+
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC52_MASK, 0x5),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC80_MASK, 0x2),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8),
+
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC147_MASK, 0x8),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC175_MASK, 0x1e),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC203_MASK, 0x5),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13),
+
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC239_MASK, 0x11),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 2) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC247_MASK, 0x23),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC255_MASK, 0x18)
+ },
+ .nv_gamma = {
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC0_MASK, 0),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC4_MASK, 0xc),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC8_MASK, 0x14),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC16_MASK, 0xc),
+
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC24_MASK, 0x10),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC52_MASK, 0x5),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC80_MASK, 0x3),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC108_MASK, 0x8),
+
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC147_MASK, 0x7),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC175_MASK, 0x20),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC203_MASK, 0x5),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC231_MASK, 0x13),
+
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC239_MASK, 0x11),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 2) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC247_MASK, 0x24),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC251_MASK, 0x29),
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_AJ_MASK, 0) |
+ CFIELD_PREP(DSI_CMD2_BK0_GAMCTRL_VC255_MASK, 0x18)
+ },
+ .nlinv = 1,
+ .vop_uv = 4887500,
+ .vcom_uv = 937500,
+ .vgh_mv = 15000,
+ .vgl_mv = -9510,
+ .avdd_mv = 6600,
+ .avcl_mv = -4400,
+ .gamma_op_bias = OP_BIAS_MIDDLE,
+ .input_op_bias = OP_BIAS_MIN,
+ .output_op_bias = OP_BIAS_MIN,
+ .t2d_ns = 1600,
+ .t3d_ns = 10400,
+ .eot_en = true,
+ .gip_sequence = odroid_go_ultra_gip_sequence,
+};
+
static const struct drm_display_mode rg_arc_mode = {
.clock = 25600,
@@ -1055,6 +1210,7 @@ static const struct of_device_id st7701_of_match[] = {
{ .compatible = "anbernic,rg-arc-panel", .data = &rg_arc_desc },
{ .compatible = "densitron,dmt028vghmcmi-1a", .data = &dmt028vghmcmi_1a_desc },
{ .compatible = "elida,kd50t048a", .data = &kd50t048a_desc },
+ { .compatible = "hardkernel,odroid-go-ultra-panel", .data = &odroid_go_ultra_desc },
{ .compatible = "techstar,ts8550b", .data = &ts8550b_desc },
{ }
};
--
2.43.0
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