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authorTony Prisk <linux@prisktech.co.nz>2013-04-12 07:00:29 +1200
committerOlof Johansson <olof@lixom.net>2013-04-12 22:40:28 -0700
commit3e87515a2f5a4b6dc2147b9b0556cd76d67071a8 (patch)
tree63c19f4af2c349fc56db8a2a97505e94c17feaa2 /arch/arm/boot/dts/wm8505.dtsi
parent768cc7675dc9b10f08d369b3a282a58f7020061c (diff)
arm: vt8500: Add SDHC support to WM8505 DT
This patch adds the required node for the SDHC controller on WM8505 SoCs. Signed-off-by: Tony Prisk <linux@prisktech.co.nz> Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'arch/arm/boot/dts/wm8505.dtsi')
-rw-r--r--arch/arm/boot/dts/wm8505.dtsi31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/wm8505.dtsi b/arch/arm/boot/dts/wm8505.dtsi
index e74a1c0fb9a2..388f26d0d449 100644
--- a/arch/arm/boot/dts/wm8505.dtsi
+++ b/arch/arm/boot/dts/wm8505.dtsi
@@ -60,6 +60,19 @@
clock-frequency = <24000000>;
};
+ ref25: ref25M {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <25000000>;
+ };
+
+ pllb: pllb {
+ #clock-cells = <0>;
+ compatible = "via,vt8500-pll-clock";
+ clocks = <&ref25>;
+ reg = <0x204>;
+ };
+
clkuart0: uart0 {
#clock-cells = <0>;
compatible = "via,vt8500-device-clock";
@@ -107,6 +120,16 @@
enable-reg = <0x250>;
enable-bit = <23>;
};
+
+ clksdhc: sdhc {
+ #clock-cells = <0>;
+ compatible = "via,vt8500-device-clock";
+ clocks = <&pllb>;
+ divisor-reg = <0x328>;
+ divisor-mask = <0x3f>;
+ enable-reg = <0x254>;
+ enable-bit = <18>;
+ };
};
};
@@ -187,5 +210,13 @@
reg = <0xd8100000 0x10000>;
interrupts = <48>;
};
+
+ sdhc@d800a000 {
+ compatible = "wm,wm8505-sdhc";
+ reg = <0xd800a000 0x1000>;
+ interrupts = <20 21>;
+ clocks = <&clksdhc>;
+ bus-width = <4>;
+ };
};
};