mb/google/kukui: Add panel for Kukui

Support Kukui rev 2 panel (via SSD2858).

BUG=b:129299873
BRANCH=none
TEST=Build as Kukui and boots on Rev 2 unit.

Change-Id: Icc16c4297eb3c6b6a4770a36661a2e3cab418048
Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/33571
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>

2 files changed, 117 insertions, 0 deletions

diff --git a/src/mainboard/google/kukui/Makefile.inc b/src/mainboard/google/kukui/Makefile.inc
index 554be694d4..727f8894de 100644
--- a/src/mainboard/google/kukui/Makefile.inc
+++ b/src/mainboard/google/kukui/Makefile.inc
@@ -25,4 +25,5 @@ ramstage-y += chromeos.c
 ramstage-y += mainboard.c
 ramstage-y += memlayout.ld
 ramstage-$(CONFIG_BOARD_GOOGLE_KRANE) += panel_krane.c
+ramstage-$(CONFIG_BOARD_GOOGLE_KUKUI) += panel_kukui.c
 ramstage-y += reset.c
diff --git a/src/mainboard/google/kukui/panel_kukui.c b/src/mainboard/google/kukui/panel_kukui.c
new file mode 100644
index 0000000000..eb2f228b69
--- /dev/null
+++ b/src/mainboard/google/kukui/panel_kukui.c
@@ -0,0 +1,116 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2019 Huaqin Telecom Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <boardid.h>
+#include <delay.h>
+#include <gpio.h>
+
+#include "panel.h"
+
+static void power_on_ssd2858(void)
+{
+	gpio_output(GPIO_MIPIBRDG_PWRDN_L_1V8, 0);
+	gpio_output(GPIO_MIPIBRDG_RST_L_1V8, 0);
+	gpio_output(GPIO_PPVARP_LCD_EN, 1);
+	gpio_output(GPIO_PPVARN_LCD_EN, 1);
+	gpio_output(GPIO_PP1800_LCM_EN, 1);
+	gpio_output(GPIO_PP3300_LCM_EN, 1);
+	gpio_output(GPIO_PP1200_MIPIBRDG_EN, 1);
+	gpio_output(GPIO_VDDIO_MIPIBRDG_EN, 1);
+	mdelay(20);
+	gpio_output(GPIO_MIPIBRDG_PWRDN_L_1V8, 1);
+	mdelay(20);
+	gpio_output(GPIO_MIPIBRDG_RST_L_1V8, 1);
+	mdelay(20);
+}
+
+static struct panel_description P097PFG_SSD2858 = {
+	.power_on = power_on_ssd2858,
+	.edid = {
+		.ascii_string = "CMN P097PFG",
+		.panel_bits_per_color = 8,
+		.panel_bits_per_pixel = 24,
+		.mode = {
+			.name = "1536x2048@60Hz",
+			.pixel_clock = 211660,
+			.lvds_dual_channel = 0,
+			.refresh = 60,
+			.ha = 1536, .hbl = 160, .hso = 140, .hspw = 10,
+			.va = 2048, .vbl = 32, .vso = 20, .vspw = 2,
+			.phsync = '-', .pvsync = '-',
+			.x_mm = 147, .y_mm = 196,
+		},
+	},
+	.orientation = LB_FB_ORIENTATION_NORMAL,
+	.init = {
+		INIT_GENERIC_CMD(0xff, 0x00),
+		/* LOCKCNT=0x1f4, MRX=0, POSTDIV=1 (/2} }, MULT=0x49
+		 * 27 Mhz => 985.5 Mhz */
+		INIT_GENERIC_CMD(0x00, 0x08, 0x01, 0xf4, 0x01, 0x49),
+		/* MTXDIV=1, SYSDIV=3 (=> 4) */
+		INIT_GENERIC_CMD(0x00, 0x0c, 0x00, 0x00, 0x00, 0x03),
+		/* MTXVPF=24bpp, MRXLS=4 lanes, MRXVB=bypass, MRXECC=1,
+		 * MRXEOT=1, MRXEE=1 */
+		INIT_GENERIC_CMD(0x00, 0x14, 0x0c, 0x3d, 0x80, 0x0f),
+		INIT_GENERIC_CMD(0x00, 0x20, 0x15, 0x92, 0x56, 0x7d),
+		INIT_GENERIC_CMD(0x00, 0x24, 0x00, 0x00, 0x30, 0x00),
+
+		INIT_GENERIC_CMD(0x10, 0x08, 0x01, 0x20, 0x08, 0x45),
+		INIT_GENERIC_CMD(0x10, 0x1c, 0x00, 0x00, 0x00, 0x00),
+		INIT_GENERIC_CMD(0x20, 0x0c, 0x00, 0x00, 0x00, 0x04),
+		/* Pixel clock 985.5 Mhz * 0x49/0x4b = 959 Mhz */
+		INIT_GENERIC_CMD(0x20, 0x10, 0x00, 0x4b, 0x00, 0x49),
+		INIT_GENERIC_CMD(0x20, 0xa0, 0x00, 0x00, 0x00, 0x00),
+		/* EOT=1, LPE = 0, LSOUT=4 lanes, LPD=25 */
+		INIT_GENERIC_CMD(0x60, 0x08, 0x00, 0xd9, 0x00, 0x08),
+		INIT_GENERIC_CMD(0x60, 0x14, 0x01, 0x00, 0x01, 0x06),
+		/* DSI0 enable (default: probably not needed) */
+		INIT_GENERIC_CMD(0x60, 0x80, 0x00, 0x00, 0x00, 0x0f),
+		/* DSI1 enable */
+		INIT_GENERIC_CMD(0x60, 0xa0, 0x00, 0x00, 0x00, 0x0f),
+
+		/* HSA=0x18, VSA=0x02, HBP=0x50, VBP=0x0c */
+		INIT_GENERIC_CMD(0x60, 0x0c, 0x0c, 0x50, 0x02, 0x18),
+		/* VACT= 0x800 (2048} }, VFP= 0x14, HFP=0x50 */
+		INIT_GENERIC_CMD(0x60, 0x10, 0x08, 0x00, 0x14, 0x50),
+		/* HACT=0x300 (768) */
+		INIT_GENERIC_CMD(0x60, 0x84, 0x00, 0x00, 0x03, 0x00),
+		INIT_GENERIC_CMD(0x60, 0xa4, 0x00, 0x00, 0x03, 0x00),
+
+		/* Take panel out of sleep. */
+		INIT_GENERIC_CMD(0xff, 0x01),
+		INIT_DCS_CMD(0x11),
+		INIT_DELAY_CMD(120),
+		INIT_DCS_CMD(0x29),
+		INIT_DELAY_CMD(20),
+		INIT_GENERIC_CMD(0xff, 0x00),
+
+		INIT_DELAY_CMD(120),
+		INIT_DCS_CMD(0x11),
+		INIT_DELAY_CMD(120),
+		INIT_DCS_CMD(0x29),
+		INIT_DELAY_CMD(20),
+		INIT_END_CMD,
+	},
+};
+
+struct panel_description *get_panel_description(int panel_id)
+{
+	/* The Innolux panel before P2 is no longer supported. */
+	if (board_id() < 2)
+		return NULL;
+
+	return &P097PFG_SSD2858;
+}