Thread (16 messages) 16 messages, 2 authors, 2020-05-28
STALE2214d
Revisions (7)
  1. v1 [diff vs current]
  2. v2 current
  3. v3 [diff vs current]
  4. v4 [diff vs current]
  5. v5 [diff vs current]
  6. v6 [diff vs current]
  7. v7 [diff vs current]

[PATCH v2 09/10] arm64: dts: actions: Add MMC controller support for S700

From: Amit Singh Tomar <hidden>
Date: 2020-05-19 18:24:08
Also in: linux-devicetree, lkml
Subsystem: arm/actions semi architecture, the rest · Maintainers: Andreas Färber, Manivannan Sadhasivam, Linus Torvalds

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.

Signed-off-by: Amit Singh Tomar <redacted>
---
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 56f2f84812cb..0d3ff315b00e 100644
--- a/arch/arm64/boot/dts/actions/s700.dtsi
+++ b/arch/arm64/boot/dts/actions/s700.dtsi
@@ -258,5 +258,38 @@
 			dma-requests = <44>;
 			clocks = <&cmu CLK_DMAC>;
 		};
+
+		mmc0: mmc@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@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@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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