mmc: rockchip_sdhci: Add support for RK3576
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@sntech.de>
Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/drivers/mmc/rockchip_sdhci.c b/drivers/mmc/rockchip_sdhci.c
index c0f9867..761e361 100644
--- a/drivers/mmc/rockchip_sdhci.c
+++ b/drivers/mmc/rockchip_sdhci.c
@@ -682,6 +682,17 @@
.ddr50_strbin_delay_num = DLL_STRBIN_DELAY_NUM_DEFAULT,
};
+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,
+ .hs400_cmdout_tapnum = 0x7,
+ .hs400_strbin_tapnum = 0x5,
+ .ddr50_strbin_delay_num = 0xa,
+};
+
static const struct sdhci_data rk3588_data = {
.set_ios_post = rk3568_sdhci_set_ios_post,
.set_clock = rk3568_sdhci_set_clock,
@@ -707,6 +718,10 @@
.data = (ulong)&rk3568_data,
},
{
+ .compatible = "rockchip,rk3576-dwcmshc",
+ .data = (ulong)&rk3576_data,
+ },
+ {
.compatible = "rockchip,rk3588-dwcmshc",
.data = (ulong)&rk3588_data,
},