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@xxxxxxxxxxxx>
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@0x3f1a0000 {
+ 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@0x3f180000 {
+ max-frequency = <48000000>;
+ status = "okay";
+ };
+
+ sdio1: sdio@0x3f190000 {
+ non-removable;
+ max-frequency = <48000000>;
+ status = "okay";
+ };
+
+ sdio3: sdio@0x3f1b0000 {
+ 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@0x3f180000 {
+ compatible = "bcm,kona-sdhci";
+ reg = <0x3f180000 0x10000>;
+ interrupts = <0x0 77 0x4>;
+ status = "disabled";
+ };
+
+ sdio1: sdio@0x3f190000 {
+ compatible = "bcm,kona-sdhci";
+ reg = <0x3f190000 0x10000>;
+ interrupts = <0x0 76 0x4>;
+ status = "disabled";
+ };
+
+ sdio2: sdio@0x3f1a0000 {
+ compatible = "bcm,kona-sdhci";
+ reg = <0x3f1a0000 0x10000>;
+ interrupts = <0x0 74 0x4>;
+ status = "disabled";
+ };
+
+ sdio3: sdio@0x3f1b0000 {
+ compatible = "bcm,kona-sdhci";
+ reg = <0x3f1b0000 0x10000>;
+ interrupts = <0x0 73 0x4>;
+ status = "disabled";
+ };
+
};
--
1.7.10.4
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