[PATCH 17/20] mmc: rockchip_sdhci: Add support for RK3576

Heiko Stuebner heiko at sntech.de
Thu Nov 21 15:27:28 CET 2024


Add support for RK3576 to the rockchip sdhci driver.

It's pretty similar to its cousins found in the RK3568 and RK3588 and the
specific hs400-tx-tap number was taken from the vendor-u-boot.

Signed-off-by: Heiko Stuebner <heiko at sntech.de>
---
 drivers/mmc/rockchip_sdhci.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/mmc/rockchip_sdhci.c b/drivers/mmc/rockchip_sdhci.c
index da630b9d97a..9571e7d66c9 100644
--- a/drivers/mmc/rockchip_sdhci.c
+++ b/drivers/mmc/rockchip_sdhci.c
@@ -656,6 +656,14 @@ static const struct sdhci_data rk3568_data = {
 	.hs400_txclk_tapnum = 0x8,
 };
 
+static const struct sdhci_data rk3576_data = {
+	.set_ios_post = rk3568_sdhci_set_ios_post,
+	.set_clock = rk3568_sdhci_set_clock,
+	.config_dll = rk3568_sdhci_config_dll,
+	.hs200_txclk_tapnum = DLL_TXCLK_TAPNUM_DEFAULT,
+	.hs400_txclk_tapnum = 0x7,
+};
+
 static const struct sdhci_data rk3588_data = {
 	.set_ios_post = rk3568_sdhci_set_ios_post,
 	.set_clock = rk3568_sdhci_set_clock,
@@ -673,6 +681,10 @@ static const struct udevice_id sdhci_ids[] = {
 		.compatible = "rockchip,rk3568-dwcmshc",
 		.data = (ulong)&rk3568_data,
 	},
+	{
+		.compatible = "rockchip,rk3576-dwcmshc",
+		.data = (ulong)&rk3576_data,
+	},
 	{
 		.compatible = "rockchip,rk3588-dwcmshc",
 		.data = (ulong)&rk3588_data,
-- 
2.45.2



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