[coreboot-gerrit] [M] Change in coreboot[main]: mb/google/corsola: Enable the MIPI panel KD_KD101NE3_40TI for Wugtrio

[Yang Wu (Code Review)]

Attention is currently required from: Hung-Te Lin, Yidi Lin, Yu-Ping Wu.

Yang Wu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/81585?usp=email )

Change subject: mb/google/corsola: Enable the MIPI panel KD_KD101NE3_40TI for Wugtrio
......................................................................

mb/google/corsola: Enable the MIPI panel KD_KD101NE3_40TI for Wugtrio

Enable the MIPI panel KD_KD101NE3_40TI for Wugtrio.

BUG=b:331870701
TEST=emerge-staryu coreboot chromeos-bootimage and display normally
BRANCH=Corsola

Change-Id: I586de68da4d0ee2dd5b7baea92ebb06db9fcfe8b
Signed-off-by: Yang Wu 
---
M src/mainboard/google/corsola/Kconfig
M src/mainboard/google/corsola/Makefile.mk
A src/mainboard/google/corsola/panel_wugtrio.c
3 files changed, 56 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/85/81585/1

diff --git a/src/mainboard/google/corsola/Kconfig b/src/mainboard/google/corsola/Kconfig
index d5386ae..fb2e0e7 100644
--- a/src/mainboard/google/corsola/Kconfig
+++ b/src/mainboard/google/corsola/Kconfig
@@ -18,16 +18,16 @@
    	 BOARD_GOOGLE_TENTACRUEL

config BOARD_GOOGLE_STARYU_COMMON
-	def_bool BOARD_GOOGLE_STARMIE
-	select MIPI_PANEL_STA_HIMAX83102_J02
-	select MIPI_PANEL_STA_ILI9882T
+	def_bool BOARD_GOOGLE_STARMIE || \
+		 BOARD_GOOGLE_WUGTRIO

if BOARD_GOOGLE_CORSOLA_COMMON

config CORSOLA_SDCARD_INIT
    def_bool BOARD_GOOGLE_MAGIKARP || \
    	 BOARD_GOOGLE_TENTACRUEL || \
-		 BOARD_GOOGLE_KINGLER_COMMON
+		 BOARD_GOOGLE_KINGLER_COMMON || \
+		 BOARD_GOOGLE_WUGTRIO

config BOARD_SPECIFIC_OPTIONS
    def_bool y
@@ -61,6 +61,9 @@
    select RTC
    select FW_CONFIG
    select FW_CONFIG_SOURCE_CHROMEEC_CBI
+	select MIPI_PANEL_KD_KD101NE3_40TI if BOARD_GOOGLE_WUGTRIO
+	select MIPI_PANEL_STA_HIMAX83102_J02 if BOARD_GOOGLE_STARMIE
+	select MIPI_PANEL_STA_ILI9882T if BOARD_GOOGLE_STARMIE

config VBOOT
    select EC_GOOGLE_CHROMEEC_SWITCHES
diff --git a/src/mainboard/google/corsola/Makefile.mk b/src/mainboard/google/corsola/Makefile.mk
index 1442f33..818065a 100644
--- a/src/mainboard/google/corsola/Makefile.mk
+++ b/src/mainboard/google/corsola/Makefile.mk
@@ -26,3 +26,5 @@
 ramstage-y += reset.c

ramstage-$(CONFIG_BOARD_GOOGLE_STARMIE) += panel_starmie.c
+
+ramstage-$(CONFIG_BOARD_GOOGLE_WUGTRIO) += panel_wugtrio.c
diff --git a/src/mainboard/google/corsola/panel_wugtrio.c b/src/mainboard/google/corsola/panel_wugtrio.c
new file mode 100644
index 0000000..bd0fe9f
--- /dev/null
+++ b/src/mainboard/google/corsola/panel_wugtrio.c
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <console/console.h>
+#include <delay.h>
+#include <gpio.h>
+#include <soc/regulator.h>
+
+#include "gpio.h"
+#include "panel.h"
+
+static void mipi_panel_power_on(void)
+{
+	mainboard_set_regulator_voltage(MTK_REGULATOR_VIO18, 1800000);
+	udelay(100);
+
+	mainboard_set_regulator_voltage(MTK_REGULATOR_VCN33, 3300000);
+
+	gpio_output(GPIO_EN_PP3300_DISP_X, 1);
+	mdelay(5);
+
+	/* DISP_RST_1V8_L */
+	gpio_output(GPIO_EDPBRDG_RST_L, 1);
+	mdelay(15);
+	gpio_output(GPIO_EDPBRDG_RST_L, 0);
+	udelay(20);
+	gpio_output(GPIO_EDPBRDG_RST_L, 1);
+}
+
+static struct panel_description wugtrio_panels[] = {
+	/* KingDisplay panel with bias IC on it */
+	[4] = {
+		.configure_backlight = backlight_control,
+		.power_on = mipi_panel_power_on,
+		.name = "KD_KD101NE3_40TI",
+		.disp_path = DISP_PATH_MIPI,
+		.orientation = LB_FB_ORIENTATION_LEFT_UP,
+	},
+};
+
+struct panel_description *get_panel_description(void)
+{
+	uint32_t id = panel_id() & 0xF;
+	if (id >= ARRAY_SIZE(wugtrio_panels))
+		return NULL;
+
+	return &wugtrio_panels[id];
+}