[PATCH v1 1/9] arm64: dts: ti: k3-am62a-main: Add sdhci0 instance

Judith Mendez jm at ti.com
Wed Feb 7 14:55:18 PST 2024


From: Nitin Yadav <n-yadav at ti.com>

Add sdhci0 DT node in k3-am62a-main for eMMC support. Add otap/itap
values according to the datasheet[0], refer to Table 7-79.

[0] https://www.ti.com/lit/ds/symlink/am62a3.pdf

Signed-off-by: Nitin Yadav <n-yadav at ti.com>
Signed-off-by: Judith Mendez <jm at ti.com>
---
 arch/arm64/boot/dts/ti/k3-am62a-main.dtsi | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
index 972971159a62..ce5f278235a4 100644
--- a/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62a-main.dtsi
@@ -536,6 +536,24 @@ main_gpio1: gpio at 601000 {
 		status = "disabled";
 	};
 
+	sdhci0: mmc at fa10000 {
+		compatible = "ti,am62-sdhci";
+		reg = <0x00 0xfa10000 0x00 0x260>, <0x00 0xfa18000 0x00 0x134>;
+		interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>;
+		power-domains = <&k3_pds 57 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 57 5>, <&k3_clks 57 6>;
+		clock-names = "clk_ahb", "clk_xin";
+		assigned-clocks = <&k3_clks 57 6>;
+		assigned-clock-parents = <&k3_clks 57 8>;
+		bus-width = <8>;
+		mmc-hs200-1_8v;
+		ti,clkbuf-sel = <0x7>;
+		ti,otap-del-sel-legacy = <0x0>;
+		ti,otap-del-sel-mmc-hs = <0x0>;
+		ti,otap-del-sel-hs200 = <0x6>;
+		status = "disabled";
+	};
+
 	sdhci1: mmc at fa00000 {
 		compatible = "ti,am62-sdhci";
 		reg = <0x00 0xfa00000 0x00 0x260>, <0x00 0xfa08000 0x00 0x134>;
-- 
2.43.0




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