[PATCH v3 1/2] arm64: dts: ti: k3-am654: Add Support for eMMC host controller

From: Faiz Abbas
Date: Thu Jan 17 2019 - 04:41:59 EST


Add support for the Secure Digital Host Controller Interface (SDHCI)
present on TI's AM654 SOCs. It is compatible with eMMC5.1 Host
Specifications.

Enable only upto HS200 speed mode.

Signed-off-by: Faiz Abbas <faiz_abbas@xxxxxx>
Acked-by: Nishanth Menon <nm@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 272cf8fc8d30..9338315b0ca9 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -191,4 +191,18 @@
#address-cells = <1>;
#size-cells = <0>;
};
+
+ sdhci0: sdhci@4f80000 {
+ compatible = "ti,am654-sdhci-5.1";
+ reg = <0x0 0x4f80000 0x0 0x260>, <0x0 0x4f90000 0x0 0x134>;
+ power-domains = <&k3_pds 47>;
+ clocks = <&k3_clks 47 0>, <&k3_clks 47 1>;
+ clock-names = "clk_ahb", "clk_xin";
+ interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+ ti,otap-del-sel = <0x2>;
+ ti,trm-icp = <0x8>;
+ dma-coherent;
+ };
};
--
2.19.2