ARM: dts: imx51-babbage: Pass a real clock to the codec

On imx51_babbage the codec clock is activated via GPIO4_26.

Provide a real clock to the sgtl5000 codec via device tree.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

diff --git a/arch/arm/boot/dts/imx51-babbage.dts b/arch/arm/boot/dts/imx51-babbage.dts
index 6dd9486c755ba7ac5c3f912a998c978e12602391..ad3471ca17c7aad36904f26b3f0070eac4b58d3a 100644 (file)
--- a/arch/arm/boot/dts/imx51-babbage.dts
+++ b/arch/arm/boot/dts/imx51-babbage.dts
@@ -61,6 +61,16 @@
                mux-int-port = <2>;
                mux-ext-port = <3>;
        };
+
+       clocks {
+               clk_26M: codec_clock {
+                       compatible = "fixed-clock";
+                       reg=<0>;
+                       #clock-cells = <0>;
+                       clock-frequency = <26000000>;
+                       gpios = <&gpio4 26 1>;
+               };
+       };
 };
 
 &esdhc1 {
@@ -229,6 +239,7 @@
                                MX51_PAD_EIM_A27__GPIO2_21   0x5
                                MX51_PAD_CSPI1_SS0__GPIO4_24 0x85
                                MX51_PAD_CSPI1_SS1__GPIO4_25 0x85
+                               MX51_PAD_CSPI1_RDY__GPIO4_26 0x80000000
                        >;
                };
        };
@@ -255,7 +266,7 @@
        sgtl5000: codec@0a {
                compatible = "fsl,sgtl5000";
                reg = <0x0a>;
-               clock-frequency = <26000000>;
+               clocks = <&clk_26M>;
                VDDA-supply = <&vdig_reg>;
                VDDIO-supply = <&vvideo_reg>;
        };