[PATCH v2 4/6] arm64: dts: mediatek: mt6795: Add support for eMMC/SD/SDIO controllers

AngeloGioacchino Del Regno angelogioacchino.delregno at collabora.com
Thu Oct 27 02:55:02 PDT 2022


Add the mmc nodes to support all of the four controllers, used for
eMMC, SD/MicroSD and SDIO storage.
All of these controller nodes are left disabled by default, as
usage is board dependent.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
---
 arch/arm64/boot/dts/mediatek/mt6795.dtsi | 41 ++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt6795.dtsi b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
index 39677eec388b..1564f2c127c4 100644
--- a/arch/arm64/boot/dts/mediatek/mt6795.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
@@ -382,5 +382,46 @@ uart3: serial at 11005000 {
 			dma-names = "tx", "rx";
 			status = "disabled";
 		};
+
+		mmc0: mmc at 11230000 {
+			compatible = "mediatek,mt6795-mmc";
+			reg = <0 0x11230000 0 0x1000>;
+			interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&pericfg CLK_PERI_MSDC30_0>,
+				 <&topckgen CLK_TOP_MSDC50_0_H_SEL>,
+				 <&topckgen CLK_TOP_MSDC50_0_SEL>;
+			clock-names = "source", "hclk", "source_cg";
+			status = "disabled";
+		};
+
+		mmc1: mmc at 11240000 {
+			compatible = "mediatek,mt6795-mmc";
+			reg = <0 0x11240000 0 0x1000>;
+			interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&pericfg CLK_PERI_MSDC30_1>,
+				 <&topckgen CLK_TOP_AXI_SEL>;
+			clock-names = "source", "hclk";
+			status = "disabled";
+		};
+
+		mmc2: mmc at 11250000 {
+			compatible = "mediatek,mt6795-mmc";
+			reg = <0 0x11250000 0 0x1000>;
+			interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&pericfg CLK_PERI_MSDC30_2>,
+				 <&topckgen CLK_TOP_AXI_SEL>;
+			clock-names = "source", "hclk";
+			status = "disabled";
+		};
+
+		mmc3: mmc at 11260000 {
+			compatible = "mediatek,mt6795-mmc";
+			reg = <0 0x11260000 0 0x1000>;
+			interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_LOW>;
+			clocks = <&pericfg CLK_PERI_MSDC30_3>,
+				 <&topckgen CLK_TOP_AXI_SEL>;
+			clock-names = "source", "hclk";
+			status = "disabled";
+		};
 	};
 };
-- 
2.37.2




More information about the Linux-mediatek mailing list