[PATCH v2 1/2] arm64: dts: ti: k3-j7200-main: Add support for MMC/SD controller nodes

Faiz Abbas faiz_abbas at ti.com
Thu Sep 24 07:26:43 EDT 2020


Add support for MMC/SD controller nodes present on TI's j7200 SoCs.

There are two nodes:
        1. sdhci0 (8 bit bus width, 200 MHz, HS200, 200 MBps)
        2. sdhci1 (4 bit bus width, 50 MHz, HS, 25 MBps)

Signed-off-by: Faiz Abbas <faiz_abbas at ti.com>
---
 arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 37 +++++++++++++++++++++++
 1 file changed, 37 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
index f44f0b83d12a..e613f5d94281 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
@@ -310,4 +310,41 @@
 		clocks = <&k3_clks 193 1>;
 		power-domains = <&k3_pds 193 TI_SCI_PD_EXCLUSIVE>;
 	};
+
+	main_sdhci0: mmc at 4f80000 {
+		compatible = "ti,j7200-sdhci-8bit", "ti,j721e-sdhci-8bit";
+		reg = <0x00 0x04f80000 0x00 0x260>, <0x00 0x4f88000 0x00 0x134>;
+		interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 91 TI_SCI_PD_EXCLUSIVE>;
+		clock-names = "clk_xin", "clk_ahb";
+		clocks = <&k3_clks 91 3>, <&k3_clks 91 0>;
+		ti,otap-del-sel-legacy = <0x0>;
+		ti,otap-del-sel-mmc-hs = <0x0>;
+		ti,otap-del-sel-ddr52 = <0x6>;
+		ti,otap-del-sel-hs200 = <0x8>;
+		ti,otap-del-sel-hs400 = <0x0>;
+		ti,strobe-sel = <0x77>;
+		ti,trm-icp = <0x8>;
+		bus-width = <8>;
+		mmc-ddr-1_8v;
+		dma-coherent;
+	};
+
+	main_sdhci1: mmc at 4fb0000 {
+		compatible = "ti,j7200-sdhci-4bit", "ti,j721e-sdhci-4bit";
+		reg = <0x00 0x04fb0000 0x00 0x260>, <0x00 0x4fb8000 0x00 0x134>;
+		interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 92 TI_SCI_PD_EXCLUSIVE>;
+		clock-names = "clk_xin", "clk_ahb";
+		clocks = <&k3_clks 92 2>, <&k3_clks 92 1>;
+		ti,otap-del-sel-legacy = <0x0>;
+		ti,otap-del-sel-sd-hs = <0x0>;
+		ti,otap-del-sel-sdr12 = <0xf>;
+		ti,otap-del-sel-sdr25 = <0xf>;
+		ti,otap-del-sel-sdr50 = <0xc>;
+		ti,otap-del-sel-sdr104 = <0x5>;
+		ti,otap-del-sel-ddr50 = <0xc>;
+		no-1-8-v;
+		dma-coherent;
+	};
 };
-- 
2.17.1




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