From b906f677030bcb1d2591019eb361f99c7e8d84c5 Mon Sep 17 00:00:00 2001
From: Sugar Zhang <sugar.zhang@rock-chips.com>
Date: Wed, 27 Oct 2021 10:24:00 +0800
Subject: [PATCH] ASoC: rk_codec_digital: Add support for rk3588 SoC

This patch adds support for rk3588 SoC.

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Change-Id: I8dbd270afce20f6c2f3573a15129c4dff8eb1b12
---
 sound/soc/codecs/rk_codec_digital.c | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/sound/soc/codecs/rk_codec_digital.c b/sound/soc/codecs/rk_codec_digital.c
index ec91b72fa6de..1cb7baf7ba89 100644
--- a/sound/soc/codecs/rk_codec_digital.c
+++ b/sound/soc/codecs/rk_codec_digital.c
@@ -24,6 +24,7 @@
 #include "rk_codec_digital.h"
 
 #define RK3568_GRF_SOC_CON2 (0x0508)
+#define RK3588_GRF_SOC_CON6 (0x0318)
 #define RV1126_GRF_SOC_CON2 (0x0008)
 
 struct rk_codec_digital_soc_data {
@@ -882,6 +883,33 @@ static const struct rk_codec_digital_soc_data rk3568_data = {
 	.deinit = rk3568_soc_deinit,
 };
 
+static int rk3588_soc_init(struct device *dev)
+{
+	struct rk_codec_digital_priv *rcd = dev_get_drvdata(dev);
+
+	if (IS_ERR(rcd->grf))
+		return PTR_ERR(rcd->grf);
+
+	/* enable internal codec to i2s3 */
+	return regmap_write(rcd->grf, RK3588_GRF_SOC_CON6,
+			    (BIT(11) << 16 | BIT(11)));
+}
+
+static void rk3588_soc_deinit(struct device *dev)
+{
+	struct rk_codec_digital_priv *rcd = dev_get_drvdata(dev);
+
+	if (IS_ERR(rcd->grf))
+		return;
+
+	regmap_write(rcd->grf, RK3588_GRF_SOC_CON6, (BIT(11) << 16));
+}
+
+static const struct rk_codec_digital_soc_data rk3588_data = {
+	.init = rk3588_soc_init,
+	.deinit = rk3588_soc_deinit,
+};
+
 static int rv1126_soc_init(struct device *dev)
 {
 	struct rk_codec_digital_priv *rcd = dev_get_drvdata(dev);
@@ -913,6 +941,7 @@ static const struct rk_codec_digital_soc_data rv1126_data = {
 static const struct of_device_id rcd_of_match[] = {
 	{ .compatible = "rockchip,codec-digital-v1", },
 	{ .compatible = "rockchip,rk3568-codec-digital", .data = &rk3568_data },
+	{ .compatible = "rockchip,rk3588-codec-digital", .data = &rk3588_data },
 	{ .compatible = "rockchip,rv1126-codec-digital", .data = &rv1126_data },
 	{},
 };