From 823f95e8a39bb81e3a35dbf454063a0b119d1a0d Mon Sep 17 00:00:00 2001
From: wuyang5 <wuyang5@huaqin.corp-partner.google.com>
Date: Thu, 2 Nov 2023 09:33:01 +0800
Subject: [PATCH] mb/google/corsola: Configure I2C and I2S interface for
 ALC5650

Configure I2S1 and I2C5 for ALC5650 to support beep sound in
depthcharge.

BRANCH=corsola
BUG=b:305828247
TEST=Verify devbeep in depthcharge console

Change-Id: Ibd098adb8d5568ad338bbfece0edfd0c38cbf854
Signed-off-by: Yang Wu <wuyang5@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79064
Reviewed-by: Yidi Lin <yidilin@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Ruihai Zhou <zhouruihai@huaqin.corp-partner.google.com>
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
---
 src/mainboard/google/corsola/mainboard.c | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/src/mainboard/google/corsola/mainboard.c b/src/mainboard/google/corsola/mainboard.c
index b2c65eb411..69e72d7d13 100644
--- a/src/mainboard/google/corsola/mainboard.c
+++ b/src/mainboard/google/corsola/mainboard.c
@@ -5,6 +5,7 @@
 #include <device/device.h>
 #include <gpio.h>
 #include <soc/bl31.h>
+#include <soc/i2c.h>
 #include <soc/msdc.h>
 #include <soc/spm.h>
 #include <soc/usb.h>
@@ -12,7 +13,7 @@
 #include "display.h"
 #include "gpio.h"
 
-static void configure_audio(void)
+static void configure_alc1019(void)
 {
 	mtcmos_audio_power_on();
 
@@ -23,6 +24,20 @@ static void configure_audio(void)
 	gpio_set_mode(GPIO(EINT4), PAD_EINT4_FUNC_I2S3_DO);
 }
 
+static void configure_alc5645(void)
+{
+	mtcmos_audio_power_on();
+
+	/* Set up I2S */
+	gpio_set_mode(GPIO(I2S1_MCK), PAD_I2S1_MCK_FUNC_I2S1_MCK);
+	gpio_set_mode(GPIO(I2S1_BCK), PAD_I2S1_BCK_FUNC_I2S1_BCK);
+	gpio_set_mode(GPIO(I2S1_LRCK), PAD_I2S1_LRCK_FUNC_I2S1_LRCK);
+	gpio_set_mode(GPIO(I2S1_DO), PAD_I2S1_DO_FUNC_I2S1_DO);
+
+	/* Init I2C bus timing register for audio codecs */
+	mtk_i2c_bus_init(I2C5, I2C_SPEED_STANDARD);
+}
+
 static void mainboard_init(struct device *dev)
 {
 	mtk_msdc_configure_emmc(true);
@@ -36,7 +51,10 @@ static void mainboard_init(struct device *dev)
 
 	setup_usb_host();
 
-	configure_audio();
+	if (CONFIG(BOARD_GOOGLE_CHINCHOU))
+		configure_alc5645();
+	else
+		configure_alc1019();
 
 	if (spm_init())
 		printk(BIOS_ERR, "spm init failed, system suspend may not work\n");