linux-kernel - [PATCH V2 2/2] ARM: mmc: bcm281xx SDHCI driver (dt mods)

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Message-ID: <1368200883-15668-2-git-send-email-csd@broadcom.com>
Date:	Fri, 10 May 2013 08:48:03 -0700
From:	"Christian Daudt" <csd@...adcom.com>
To:	"Grant Likely" <grant.likely@...retlab.ca>,
	"Rob Herring" <rob.herring@...xeda.com>,
	"Rob Landley" <rob@...dley.net>,
	"Russell King" <linux@....linux.org.uk>,
	"Chris Ball" <cjb@...top.org>,
	"Stephen Warren" <swarren@...dia.com>,
	"Olof Johansson" <olof@...om.net>,
	"Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
	"Wei WANG" <wei_wang@...lsil.com.cn>,
	"Ludovic Desroches" <ludovic.desroches@...el.com>,
	"Arnd Bergmann" <arnd@...db.de>,
	devicetree-discuss@...ts.ozlabs.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-mmc@...r.kernel.org
cc:	csd_b@...dt.org, "Christian Daudt" <csd@...adcom.com>
Subject: [PATCH V2 2/2] ARM: mmc: bcm281xx SDHCI driver (dt mods)

Add SDHCI driver for the Broadcom 281xx SoCs. Also
add bindings for it into bcm281xx dts files.

Changes from V1:
 - split original patch into 2, one for driver and this one for dt

Signed-off-by: Christian Daudt <csd@...adcom.com>

diff --git a/Documentation/devicetree/bindings/mmc/bcm,kona-sdhci.txt b/Documentation/devicetree/bindings/mmc/bcm,kona-sdhci.txt
new file mode 100644
index 0000000..ad1c4bd
--- /dev/null
+++ b/Documentation/devicetree/bindings/mmc/bcm,kona-sdhci.txt
@@ -0,0 +1,16 @@
+Broadcom BCM281xx SDHCI driver
+
+This file documents differences between the core properties in mmc.txt
+and the properties in the bcm281xx driver.
+
+Required properties:
+- compatible : Should be "bcm,kona-sdhci"
+
+Example:
+
+sdio2: sdio@...f1a0000 {
+	compatible = "bcm,kona-sdhci";
+	reg = <0x3f1a0000 0x10000>;
+	interrupts = <0x0 74 0x4>;
+};
+
diff --git a/arch/arm/boot/dts/bcm11351-brt.dts b/arch/arm/boot/dts/bcm11351-brt.dts
index 248067c..9ae3404 100644
--- a/arch/arm/boot/dts/bcm11351-brt.dts
+++ b/arch/arm/boot/dts/bcm11351-brt.dts
@@ -27,4 +27,21 @@
 		status = "okay";
 	};
 
+	sdio0: sdio@...f180000 {
+		max-frequency = <48000000>;
+		status = "okay";
+	};
+
+	sdio1: sdio@...f190000 {
+		non-removable;
+		max-frequency = <48000000>;
+		status = "okay";
+	};
+
+	sdio3: sdio@...f1b0000 {
+		max-frequency = <48000000>;
+		status = "okay";
+	};
+
+
 };
diff --git a/arch/arm/boot/dts/bcm11351.dtsi b/arch/arm/boot/dts/bcm11351.dtsi
index ad13588..6606b41 100644
--- a/arch/arm/boot/dts/bcm11351.dtsi
+++ b/arch/arm/boot/dts/bcm11351.dtsi
@@ -47,4 +47,33 @@
 		    cache-unified;
 		    cache-level = <2>;
 	};
+
+	sdio0: sdio@...f180000 {
+		compatible = "bcm,kona-sdhci";
+		reg = <0x3f180000 0x10000>;
+		interrupts = <0x0 77 0x4>;
+		status = "disabled";
+	};
+
+	sdio1: sdio@...f190000 {
+		compatible = "bcm,kona-sdhci";
+		reg = <0x3f190000 0x10000>;
+		interrupts = <0x0 76 0x4>;
+		status = "disabled";
+	};
+
+	sdio2: sdio@...f1a0000 {
+		compatible = "bcm,kona-sdhci";
+		reg = <0x3f1a0000 0x10000>;
+		interrupts = <0x0 74 0x4>;
+		status = "disabled";
+	};
+
+	sdio3: sdio@...f1b0000 {
+		compatible = "bcm,kona-sdhci";
+		reg = <0x3f1b0000 0x10000>;
+		interrupts = <0x0 73 0x4>;
+		status = "disabled";
+	};
+
 };
-- 
1.7.10.4


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