google/oak: Delete rowan

Rowan board is dead, dissect it out of Oak.

Signed-off-by: Evan Green <evgreen@chromium.org>

BUG=chromium:840888
BRANCH=none
TEST=emerge-oak coreboot chromeos-bootimage
CQ-DEPEND=CL:1538915,CL:*1087044

Change-Id: Ifb19fa0cd814853270847bc14fc21c841d905146
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32061
Reviewed-by: Julius Werner <jwerner@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/google/oak/Kconfig

@@ -20,13 +20,12 @@ if BOARD_GOOGLE_OAK_COMMON
 
 config OTHERS_HAVE_TPM1
 	bool
-	default y if !BOARD_GOOGLE_ROWAN
+	default y
 	select MAINBOARD_HAS_I2C_TPM_GENERIC
 	select MAINBOARD_HAS_TPM1
 
 config OAK_HAS_TPM2
 	bool
-	default y if BOARD_GOOGLE_ROWAN
 	default n
 	select MAINBOARD_HAS_I2C_TPM_CR50
 	select MAINBOARD_HAS_TPM2
@@ -90,7 +89,6 @@ config MAINBOARD_PART_NUMBER
 	default "Oak" if BOARD_GOOGLE_OAK
 	default "Elm" if BOARD_GOOGLE_ELM
 	default "Hana" if BOARD_GOOGLE_HANA
-	default "Rowan" if BOARD_GOOGLE_ROWAN
 
 config GBB_HWID
 	string
@@ -98,7 +96,6 @@ config GBB_HWID
 	default "OAK TEST 6858" if BOARD_GOOGLE_OAK
 	default "ELM TEST 3839" if BOARD_GOOGLE_ELM
 	default "HANA TEST 5855" if BOARD_GOOGLE_HANA
-	default "ROWAN TEST 9387" if BOARD_GOOGLE_ROWAN
 
 # All Oak-derivatives count their board IDs as 0 being equivalent to Oak rev6.
 config BOARD_ID_ADJUSTMENT
@@ -106,6 +103,5 @@ config BOARD_ID_ADJUSTMENT
 	default 0 if BOARD_GOOGLE_OAK
 	default 7 if BOARD_GOOGLE_ELM
 	default 11 if BOARD_GOOGLE_HANA
-	default 15 if BOARD_GOOGLE_ROWAN
 
 endif # BOARD_GOOGLE_OAK

src/mainboard/google/oak/Kconfig.name

@@ -11,7 +11,3 @@ config BOARD_GOOGLE_ELM
 config BOARD_GOOGLE_HANA
 	bool "->  Hana (Lenovo N23 Yoga Chromebook)"
 	select BOARD_GOOGLE_OAK_COMMON
-
-config BOARD_GOOGLE_ROWAN
-	bool "->  Rowan"
-	select BOARD_GOOGLE_OAK_COMMON

src/mainboard/google/oak/gpio.h

@@ -17,16 +17,10 @@
 #define __MAINBOARD_GOOGLE_OAK_GPIO_H__
 #include <soc/gpio.h>
 
-#if CONFIG(BOARD_GOOGLE_ROWAN)
-#define LID		GPIO(KPROW1)
-#define RAM_ID_1	GPIO(DSI_TE)
-#define RAM_ID_2	GPIO(RDP1_A)
-#else
 #define LID		((board_id() + CONFIG_BOARD_ID_ADJUSTMENT < 7) ? \
 			GPIO(EINT12) : GPIO(SPI_CK))
 #define RAM_ID_1	GPIO(RCN_A)
 #define RAM_ID_2	GPIO(RCP_A)
-#endif
 
 /* Board ID related GPIOS. */
 #define BOARD_ID_0	GPIO(RDN3_A)

src/mainboard/google/oak/mainboard.c

@@ -127,12 +127,10 @@ static void configure_usb(void)
 	if (board_id() + CONFIG_BOARD_ID_ADJUSTMENT > 3) {
 		/* Type C port 0 Over current alert pin */
 		gpio_input_pullup(GPIO(MSDC3_DSL));
-		if (!CONFIG(BOARD_GOOGLE_ROWAN)) {
+		/* Enable USB3 type A port 0 5V load switch */
-			/* Enable USB3 type A port 0 5V load switch */
+		gpio_output(GPIO(CM2MCLK), 1);
-			gpio_output(GPIO(CM2MCLK), 1);
+		/* USB3 Type A port 0 power over current alert pin */
-			/* USB3 Type A port 0 power over current alert pin */
+		gpio_input_pullup(GPIO(CMPCLK));
-			gpio_input_pullup(GPIO(CMPCLK));
-		}
 		/* Type C port 1 over current alert pin */
 		if (board_id() + CONFIG_BOARD_ID_ADJUSTMENT < 7)
 			gpio_input_pullup(GPIO(PCM_SYNC));
@@ -150,9 +148,6 @@ static void configure_usb(void)
 
 static void configure_usb_hub(void)
 {
-	if (CONFIG(BOARD_GOOGLE_ROWAN))
-		return;
-
 	/* set usb hub reset pin (low active) to high */
 	if (board_id() + CONFIG_BOARD_ID_ADJUSTMENT > 4)
 		gpio_output(GPIO(UTXD3), 1);
@@ -203,51 +198,6 @@ static void configure_display(void)
 	udelay(100);
 }
 
-static void configure_backlight_rowan(void)
-{
-	gpio_output(GPIO(DAIPCMOUT), 0);	/* PANEL_LCD_POWER_EN */
-	gpio_output(GPIO(DISP_PWM0), 0);	/* DISP_PWM0 */
-	gpio_output(GPIO(PCM_TX), 0);	/* PANEL_POWER_EN */
-}
-
-static void configure_display_rowan(void)
-{
-	gpio_output(GPIO(UCTS2), 1); /* VDDIO_EN */
-	/* delay 15 ms for panel vddio to stabilize */
-	mdelay(15);
-
-	gpio_output(GPIO(SRCLKENAI2), 1); /* LCD_RESET */
-	udelay(20);
-	gpio_output(GPIO(SRCLKENAI2), 0); /* LCD_RESET */
-	udelay(20);
-	gpio_output(GPIO(SRCLKENAI2), 1); /* LCD_RESET */
-	mdelay(20);
-
-	/* Rowan panel avdd */
-	gpio_output(GPIO(URTS2), 1);
-
-	/* Rowan panel avee */
-	gpio_output(GPIO(URTS0), 1);
-
-	/* panel.delay.prepare */
-	mdelay(20);
-}
-
-static const struct edid rowan_boe_edid = {
-	.panel_bits_per_color = 8,
-	.panel_bits_per_pixel = 24,
-	.mode = {
-		.name = "1536x2048@60Hz",
-		.pixel_clock = 241646,
-		.lvds_dual_channel = 1,
-		.refresh = 60,
-		.ha = 1536, .hbl = 404, .hso = 200, .hspw = 4, .hborder = 0,
-		.va = 2048, .vbl = 28, .vso = 12, .vspw = 2, .vborder = 0,
-		.phsync = '-', .pvsync = '-',
-		.x_mm = 147, .y_mm = 196,
-	},
-};
-
 static int read_edid_from_ps8640(struct edid *edid)
 {
 	u8 i2c_bus, i2c_addr;
@@ -278,22 +228,11 @@ static void display_startup(void)
 	u32 mipi_dsi_flags;
 	bool dual_dsi_mode;
 
-	if (CONFIG(BOARD_GOOGLE_ROWAN)) {
+	if (read_edid_from_ps8640(&edid) < 0)
-		edid = rowan_boe_edid;
+		return;
-		dual_dsi_mode = true;
-		mipi_dsi_flags = MIPI_DSI_MODE_VIDEO |
-				 MIPI_DSI_MODE_VIDEO_SYNC_PULSE |
-				 MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_EOT_PACKET |
-				 MIPI_DSI_CLOCK_NON_CONTINUOUS;
-	} else {
-		if (read_edid_from_ps8640(&edid) < 0)
-			return;
-
-		dual_dsi_mode = false;
-		mipi_dsi_flags = MIPI_DSI_MODE_VIDEO |
-				 MIPI_DSI_MODE_VIDEO_SYNC_PULSE;
-	}
 
+	dual_dsi_mode = false;
+	mipi_dsi_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_SYNC_PULSE;
 	edid_set_framebuffer_bits_per_pixel(&edid, 32, 0);
 
 	mtk_ddp_init(dual_dsi_mode);
@@ -327,13 +266,8 @@ static void mainboard_init(struct device *dev)
 
 	if (display_init_required()) {
 		mtcmos_display_power_on();
-		if (CONFIG(BOARD_GOOGLE_ROWAN)) {
+		configure_backlight();
-			configure_backlight_rowan();
+		configure_display();
-			configure_display_rowan();
-		} else {
-			configure_backlight();
-			configure_display();
-		}
 		display_startup();
 	} else {
 		printk(BIOS_INFO, "Skipping display init.\n");