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From: Suman Tripathi <stripathi@apm.com>
To: chris@printf.net, anton@enomsg.org, arnd@arndb.de,
	michal.simek@xilinx.com, ulf.hansson@linaro.org,
	khilman@deeprootsystems.com, olof@lixom.net
Cc: linux-mmc@vger.kernel.org, arm@kernel.org,
	linuxppc-dev@lists.ozlabs.org, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, ddutile@redhat.com,
	jcm@redhat.com, mlangsdo@redhat.com, patches@apm.com,
	Suman Tripathi <stripathi@apm.com>
Subject: [PATCH v8 1/2] arm64: dts: Add the arasan mmc nodes in apm-storm.dtsi
Date: Fri, 19 Jun 2015 17:30:26 +0530	[thread overview]
Message-ID: <1434715227-27399-2-git-send-email-stripathi@apm.com> (raw)
In-Reply-To: <1434715227-27399-1-git-send-email-stripathi@apm.com>

This patch adds the arasan mmc nodes to reuse the of-arasan
driver for APM X-Gene SoC.

Signed-off-by: Suman Tripathi <stripathi@apm.com>
---
---
 arch/arm64/boot/dts/apm/apm-mustang.dts |  4 +++
 arch/arm64/boot/dts/apm/apm-storm.dtsi  | 43 +++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+)

diff --git a/arch/arm64/boot/dts/apm/apm-mustang.dts b/arch/arm64/boot/dts/apm/apm-mustang.dts
index 83578e7..7a3ea72 100644
--- a/arch/arm64/boot/dts/apm/apm-mustang.dts
+++ b/arch/arm64/boot/dts/apm/apm-mustang.dts
@@ -52,3 +52,7 @@
 &xgenet {
 	status = "ok";
 };
+
+&mmc0 {
+	status = "ok";
+};
diff --git a/arch/arm64/boot/dts/apm/apm-storm.dtsi b/arch/arm64/boot/dts/apm/apm-storm.dtsi
index c8d3e0e..8e03ecd 100644
--- a/arch/arm64/boot/dts/apm/apm-storm.dtsi
+++ b/arch/arm64/boot/dts/apm/apm-storm.dtsi
@@ -145,6 +145,40 @@
 				clock-output-names = "socplldiv2";
 			};

+			ahbclk: ahbclk@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@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>;
@@ -533,6 +567,15 @@
 			interrupts = <0x0 0x4f 0x4>;
 		};

+		mmc0: mmc@1c000000 {
+			compatible = "arasan,sdhci-4.9a";
+			reg = <0x0 0x1c000000 0x0 0x100>;
+			interrupts = <0x0 0x49 0x4>;
+			dma-coherent;
+			clock-names = "clk_xin", "clk_ahb";
+			clocks = <&sdioclk 0>, <&ahbclk 0>;
+		};
+
 		phy1: phy@1f21a000 {
 			compatible = "apm,xgene-phy";
 			reg = <0x0 0x1f21a000 0x0 0x100>;
--
1.8.2.1

  reply	other threads:[~2015-06-19 12:01 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-19 12:00 [PATCH v8 0/2] Add SDHCI support for APM X-Gene SoC using ARASAN SDHCI controller Suman Tripathi
2015-06-19 12:00 ` Suman Tripathi [this message]
2015-06-26 13:33   ` [PATCH v8 1/2] arm64: dts: Add the arasan mmc nodes in apm-storm.dtsi Suman Tripathi
2015-06-19 12:00 ` [PATCH v8 2/2] mmc: host: sdhci: Disable 1.8V signaling for arasan 4.9a version of SDHCI controller Suman Tripathi
2015-06-19 12:28   ` Suman Tripathi
2015-07-21 13:13     ` Ulf Hansson
2015-07-21 13:25       ` Suman Tripathi

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