[PATCH 7/9] ARM: dts: am335x-boneblack: Add HDMI audio support

[Jyri Sarha]

Adds mcasp0_pins, clk_mcasp0_fixed, clk_mcasp0, mcasp0, hdmi_audio,
and sound nodes.

Signed-off-by: Jyri Sarha <jsa...@ti.com>
---
 arch/arm/boot/dts/am335x-boneblack.dts |   54 ++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/arch/arm/boot/dts/am335x-boneblack.dts 
b/arch/arm/boot/dts/am335x-boneblack.dts
index 305975d..c3c4618 100644
--- a/arch/arm/boot/dts/am335x-boneblack.dts
+++ b/arch/arm/boot/dts/am335x-boneblack.dts
@@ -59,12 +59,50 @@
                        0x1b0 0x03      /* xdma_event_intr0, OMAP_MUX_MODE3 | 
AM33XX_PIN_OUTPUT */
                >;
        };
+
+       mcasp0_pins: mcasp0_pins {
+               pinctrl-single,pins = <
+                       0x1ac (PIN_INPUT_PULLUP | MUX_MODE0)    /* 
mcasp0_ahclkx.mcasp0_ahclkx */
+                       0x19c (PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* 
mcasp0_ahclkr.mcasp0_axr2 */
+                       0x194 (PIN_OUTPUT_PULLUP | MUX_MODE0)   /* 
mcasp0_fsx.mcasp0_fsx */
+                       0x190 (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* 
mcasp0_aclkx.mcasp0_aclkx */
+                       0x06c (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* 
gpmc_a11.GPIO1_27 */
+               >;
+       };
 };
 
 &lcdc {
        status = "okay";
 };
 
+&mcasp0        {
+       pinctrl-names = "default";
+       pinctrl-0 = <&mcasp0_pins>;
+       status = "okay";
+       op-mode = <0>;  /* MCASP_IIS_MODE */
+       tdm-slots = <2>;
+       serial-dir = <  /* 0: INACTIVE, 1: TX, 2: RX */
+                       0 0 1 0
+               >;
+       tx-num-evt = <1>;
+       rx-num-evt = <1>;
+};
+
+&ext_clocks {
+       clk_mcasp0_fixed: clk_mcasp0_fixed {
+             #clock-cells = <0>;
+             compatible = "fixed-clock";
+             clock-frequency = <24576000>;
+       };
+
+       clk_mcasp0: clk_mcasp0 {
+             #clock-cells = <0>;
+             compatible = "gpio-clock";
+             clocks = <&clk_mcasp0_fixed>;
+             enable-gpios = <&gpio1 27 0>; /* BeagleBone Black Clk enable on 
GPIO1_27 */
+       };
+};
+
 / {
        hdmi {
                compatible = "ti,tilcdc,slave";
@@ -74,4 +112,20 @@
                pinctrl-1 = <&nxp_hdmi_bonelt_off_pins>;
                status = "okay";
        };
+
+       hdmi_audio: hdmi_audio@0 {
+              compatible = "linux,hdmi-audio";
+              status = "okay";
+       };
+
+       sound {
+               compatible = "ti,am335x-beaglebone-black-audio";
+               ti,model = "TI BeagleBone Black";
+               ti,audio-codec = <&hdmi_audio>;
+               ti,mcasp-controller = <&mcasp0>;
+               ti,audio-routing =
+                       "HDMI Out",     "TX";
+               clocks = <&clk_mcasp0>;
+               clock-names = "mclk";
+       };
 };
-- 
1.7.9.5

--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html