mb/google/corsola: Add new board variant Wugtrio

Add a new Staryu follower device 'Wugtrio'. And also enables SD card
support and MIPI panel support.

BUG=b:331870701
TEST=emerge-staryu coreboot chromeos-bootimage
BRANCH=corsola

Change-Id: I586de68da4d0ee2dd5b7baea92ebb06db9fcfe8b
Signed-off-by: Yang Wu <wuyang5@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/81585
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Reviewed-by: Yidi Lin <yidilin@google.com>
Reviewed-by: Varshit Pandya <pandyavarshit@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/corsola/Kconfig

@@ -19,14 +19,16 @@ config BOARD_GOOGLE_KRABBY_COMMON
 		 BOARD_GOOGLE_TENTACRUEL
 
 config BOARD_GOOGLE_STARYU_COMMON
-	def_bool BOARD_GOOGLE_STARMIE
+	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 +63,7 @@ config BOARD_SPECIFIC_OPTIONS
 	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
 
@@ -84,6 +87,7 @@ config MAINBOARD_PART_NUMBER
 	default "Starmie" if BOARD_GOOGLE_STARMIE
 	default "Ponyta" if BOARD_GOOGLE_PONYTA
 	default "Chinchou" if BOARD_GOOGLE_CHINCHOU
+	default "Wugtrio" if BOARD_GOOGLE_WUGTRIO
 
 config BOOT_DEVICE_SPI_FLASH_BUS
 	int

src/mainboard/google/corsola/Kconfig.name

@@ -35,3 +35,6 @@ comment "Staryu"
 
 config BOARD_GOOGLE_STARMIE
 	bool "->  Starmie"
+
+config BOARD_GOOGLE_WUGTRIO
+	bool "->  Wugtrio"

src/mainboard/google/corsola/Makefile.mk

@@ -26,3 +26,4 @@ ramstage-y += regulator.c
 ramstage-y += reset.c
 
 ramstage-$(CONFIG_BOARD_GOOGLE_STARMIE) += panel_starmie.c
+ramstage-$(CONFIG_BOARD_GOOGLE_WUGTRIO) += panel_wugtrio.c

src/mainboard/google/corsola/panel_wugtrio.c

@@ -0,0 +1,46 @@
+/* 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[] = {
+	/* K&D Technology 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];
+}