The SDHCI controller in Rockchip RK3528 is similar to the one included
in RK3588.

Add device tree node for the SDHCI controller in RK3528.

Signed-off-by: Jonas Karlman <jo...@kwiboo.se>
Link: https://lore.kernel.org/r/20250305214108.1327208-3-jo...@kwiboo.se
Signed-off-by: Heiko Stuebner <he...@sntech.de>

[ upstream commit: a98cc47f79ab5b8059b748bf0bd59335edfff7d9 ]

(cherry picked from commit db7a99c423dea0ead19d6a18053d898a762a3b48)
Signed-off-by: Jonas Karlman <jo...@kwiboo.se>
---
 dts/upstream/src/arm64/rockchip/rk3528.dtsi | 24 +++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/dts/upstream/src/arm64/rockchip/rk3528.dtsi 
b/dts/upstream/src/arm64/rockchip/rk3528.dtsi
index c2eaa0c6ea90..26c3559d6a6d 100644
--- a/dts/upstream/src/arm64/rockchip/rk3528.dtsi
+++ b/dts/upstream/src/arm64/rockchip/rk3528.dtsi
@@ -468,6 +468,30 @@
                        status = "disabled";
                };
 
+               sdhci: mmc@ffbf0000 {
+                       compatible = "rockchip,rk3528-dwcmshc",
+                                    "rockchip,rk3588-dwcmshc";
+                       reg = <0x0 0xffbf0000 0x0 0x10000>;
+                       assigned-clocks = <&cru BCLK_EMMC>, <&cru TCLK_EMMC>,
+                                         <&cru CCLK_SRC_EMMC>;
+                       assigned-clock-rates = <200000000>, <24000000>,
+                                              <200000000>;
+                       clocks = <&cru CCLK_SRC_EMMC>, <&cru HCLK_EMMC>,
+                                <&cru ACLK_EMMC>, <&cru BCLK_EMMC>,
+                                <&cru TCLK_EMMC>;
+                       clock-names = "core", "bus", "axi", "block", "timer";
+                       interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
+                       max-frequency = <200000000>;
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&emmc_bus8>, <&emmc_clk>, <&emmc_cmd>,
+                                   <&emmc_strb>;
+                       resets = <&cru SRST_C_EMMC>, <&cru SRST_H_EMMC>,
+                                <&cru SRST_A_EMMC>, <&cru SRST_B_EMMC>,
+                                <&cru SRST_T_EMMC>;
+                       reset-names = "core", "bus", "axi", "block", "timer";
+                       status = "disabled";
+               };
+
                pinctrl: pinctrl {
                        compatible = "rockchip,rk3528-pinctrl";
                        rockchip,grf = <&ioc_grf>;
-- 
2.49.0

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