From f0b16191184e3ada6bda5b3c74302f815b719592 Mon Sep 17 00:00:00 2001 From: Rajeshwari Shinde Date: Wed, 26 Dec 2012 20:03:14 +0000 Subject: [PATCH] EXYNOS5: FDT: Add sound device node data Add sound device node data for exynos Signed-off-by: Rajeshwari Shinde Acked-by: Simon Glass Signed-off-by: Minkyu Kang --- arch/arm/dts/exynos5250.dtsi | 5 +++++ doc/device-tree-bindings/exynos/sound.txt | 27 +++++++++++++++++++++++++++ 2 files changed, 32 insertions(+) create mode 100644 doc/device-tree-bindings/exynos/sound.txt diff --git a/arch/arm/dts/exynos5250.dtsi b/arch/arm/dts/exynos5250.dtsi index 7a50b2e..dc13f29 100644 --- a/arch/arm/dts/exynos5250.dtsi +++ b/arch/arm/dts/exynos5250.dtsi @@ -92,4 +92,9 @@ reg = <0x12CD0000 0x100>; interrupts = <0 63 0>; }; + + sound@12d60000 { + compatible = "samsung,exynos-sound"; + reg = <0x12d60000 0x20>; + }; }; diff --git a/doc/device-tree-bindings/exynos/sound.txt b/doc/device-tree-bindings/exynos/sound.txt new file mode 100644 index 0000000..98d1798 --- /dev/null +++ b/doc/device-tree-bindings/exynos/sound.txt @@ -0,0 +1,27 @@ +Exynos Sound Subsystem + +The device node for sound subsytem which contains codec and i2s block +that is a part of Exynos5250 + +Required properties : + - compatible : Should be "samsung,exynos-sound" for sound + - samsung,i2s-epll-clock-frequency : epll clock output frequency in Hz + - samsung,i2s-sampling-rate : sampling rate, default is 48000 + - samsung,i2s-bits-per-sample : sample width, defalut is 16 bit + - samsung,i2s-channels : nummber of channels, default is 2 + - samsung,i2s-lr-clk-framesize : lr clock frame size + - samsung,i2s-bit-clk-framesize : bit clock frame size + - samsung,codec-type : sound codec type + +Example: + +sound@12d60000 { + compatible = "samsung,exynos-sound" + samsung,i2s-epll-clock-frequency = <192000000>; + samsung,i2s-sampling-rate = <48000>; + samsung,i2s-bits-per-sample = <16>; + samsung,i2s-channels = <2>; + samsung,i2s-lr-clk-framesize = <256>; + samsung,i2s-bit-clk-framesize = <32>; + samsung,codec-type = "wm8994"; +}; -- 2.7.4