[PATCH 2/2] arm64: dts: Add APM X-Gene SDHCI DTS node.

Suman Tripathi stripathi at apm.com
Tue Dec 16 04:01:07 AEDT 2014


This patch adds the ahbclk and sdhciclk clock nodes and
the sdhci device tree nodes of APM X-Gene SDHCI controller.

Signed-off-by: Suman Tripathi <stripathi at apm.com>
---
 arch/arm64/boot/dts/apm-storm.dtsi | 43 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/apm-storm.dtsi b/arch/arm64/boot/dts/apm-storm.dtsi
index c0aceef..18e291b 100644
--- a/arch/arm64/boot/dts/apm-storm.dtsi
+++ b/arch/arm64/boot/dts/apm-storm.dtsi
@@ -144,6 +144,40 @@
 				clock-output-names = "socplldiv2";
 			};

+			ahbclk: ahbclk at 1f2ac000 {
+				compatible = "apm,xgene-device-clock";
+				#clock-cells = <1>;
+				clocks = <&socplldiv2 0>;
+				reg = <0x0 0x1f2ac000 0x0 0x1000
+					0x0 0x17000000 0x0 0x2000>;
+				reg-names = "csr-reg", "div-reg";
+				csr-offset = <0x0>;
+				csr-mask = <0x1>;
+				enable-offset = <0x8>;
+				enable-mask = <0x1>;
+				divider-offset = <0x164>;
+				divider-width = <0x5>;
+				divider-shift = <0x0>;
+				clock-output-names = "ahbclk";
+			};
+
+			sdioclk: sdioclk at 1f2ac000 {
+				compatible = "apm,xgene-device-clock";
+				#clock-cells = <1>;
+				clocks = <&socplldiv2 0>;
+				reg = <0x0 0x1f2ac000 0x0 0x1000
+					0x0 0x17000000 0x0 0x2000>;
+				reg-names = "csr-reg", "div-reg";
+				csr-offset = <0x0>;
+				csr-mask = <0x2>;
+				enable-offset = <0x8>;
+				enable-mask = <0x2>;
+				divider-offset = <0x178>;
+				divider-width = <0x8>;
+				divider-shift = <0x0>;
+				clock-output-names = "sdioclk";
+			};
+
 			qmlclk: qmlclk {
 				compatible = "apm,xgene-device-clock";
 				#clock-cells = <1>;
@@ -397,6 +431,15 @@
 			clocks = <&rtcclk 0>;
 		};

+		sdhc0: sdhc at 1c000000 {
+			device_type = "sdhc";
+			compatible = "arasan,sdhci-8.9a";
+			reg = <0x0 0x1c000000 0x0 0x100>;
+			interrupts = <0x0 0x49 0x4>;
+			clock-names = "clk_xin", "clk_ahb";
+			clocks = <&sdioclk 0>, <&ahbclk 0>;
+		};
+
 		menet: ethernet at 17020000 {
 			compatible = "apm,xgene-enet";
 			status = "disabled";
--
1.8.2.1



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