[PATCH v6 09/10] arm64: dts: actions: Add MMC controller support for S700

Amit Singh Tomar amittomer25 at gmail.com
Sat Jul 18 05:19:33 EDT 2020


This commits adds support for MMC controllers present on Actions S700 SoC,
there are 3 MMC controllers in this SoC which can be used for accessing
SD/EMMC/SDIO cards.

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>
Signed-off-by: Amit Singh Tomar <amittomer25 at gmail.com>
---
Changes since v5:
        * Added Mani's Reviewed-by: tag.
Changes since v4:
        * No change.
Changes since v3:
        * No change.
Changes since v2:
        * No change.
Changes since v1:
        * Added SoC specific compatibe string.
Changes since RFC:
        * No change
---
 arch/arm64/boot/dts/actions/s700.dtsi | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/arch/arm64/boot/dts/actions/s700.dtsi b/arch/arm64/boot/dts/actions/s700.dtsi
index 2c78caebf515..9ed88aafc2da 100644
--- a/arch/arm64/boot/dts/actions/s700.dtsi
+++ b/arch/arm64/boot/dts/actions/s700.dtsi
@@ -259,5 +259,38 @@
 			clocks = <&cmu CLK_DMAC>;
 			power-domains = <&sps S700_PD_DMA>;
 		};
+
+		mmc0: mmc at e0210000 {
+			compatible = "actions,s700-mmc", "actions,owl-mmc";
+			reg = <0x0 0xe0210000 0x0 0x4000>;
+			interrupts = <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cmu CLK_SD0>;
+			resets = <&cmu RESET_SD0>;
+			dmas = <&dma 2>;
+			dma-names = "mmc";
+			status = "disabled";
+		};
+
+		mmc1: mmc at e0214000 {
+			compatible = "actions,s700-mmc", "actions,owl-mmc";
+			reg = <0x0 0xe0214000 0x0 0x4000>;
+			interrupts = <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cmu CLK_SD1>;
+			resets = <&cmu RESET_SD1>;
+			dmas = <&dma 3>;
+			dma-names = "mmc";
+			status = "disabled";
+		};
+
+		mmc2: mmc at e0218000 {
+			compatible = "actions,s700-mmc", "actions,owl-mmc";
+			reg = <0x0 0xe0218000 0x0 0x4000>;
+			interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cmu CLK_SD2>;
+			resets = <&cmu RESET_SD2>;
+			dmas = <&dma 4>;
+			dma-names = "mmc";
+			status = "disabled";
+		};
 	};
 };
-- 
2.7.4




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