[PATCH 1/2] ARM: dts: Add nodes for i2s controllers for Samsung Exynos5 platforms
From: Padmavathi Venna <hidden>
Date: 2012-07-25 12:11:24
Also in:
alsa-devel, linux-arm-kernel, linux-samsung-soc
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add device nodes for the three instances of i2s controllers in Exynos5 platforms. Enable instance i2s 0 for exynos5250 board and disable all other i2s instances. Signed-off-by: Padmavathi Venna <redacted> --- arch/arm/boot/dts/exynos5250-smdk5250.dts | 15 +++++++++++++++ arch/arm/boot/dts/exynos5250.dtsi | 28 ++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 8a5e348..615d1c4 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts@@ -109,4 +109,19 @@ spi_2: spi@12d40000 { status = "disabled"; }; + + i2s_0: i2s@03830000 { + gpios = <&gpz 0 2 0 0>, <&gpz 1 2 0 0>, <&gpz 2 2 0 0>, + <&gpz 3 2 0 0>, <&gpz 4 2 0 0>, <&gpz 5 2 0 0>, + <&gpz 6 2 0 0>; + idma-addr = <0x03000000>; + }; + + i2s_1: i2s@12D60000 { + status = "disabled"; + }; + + i2s_2: i2s@12D70000 { + status = "disabled"; + }; };
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index a3a2eb2..6ff78ba 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi@@ -27,6 +27,9 @@ spi0 = &spi_0; spi1 = &spi_1; spi2 = &spi_2; + i2s0 = &i2s_0; + i2s1 = &i2s_1; + i2s2 = &i2s_2; }; gic:interrupt-controller@10481000 {
@@ -182,6 +185,31 @@ #size-cells = <0>; }; + i2s_0: i2s@03830000 { + compatible = "samsung,samsung-i2s"; + reg = <0x03830000 0x100>; + tx-dma-channel-secondary = <&pdma0 8>; + tx-dma-channel = <&pdma0 10>; + rx-dma-channel = <&pdma0 9>; + supports-6ch; + supports-rstclr; + supports-secdai; + }; + + i2s_1: i2s@12D60000 { + compatible = "samsung,samsung-i2s"; + reg = <0x12D60000 0x100>; + tx-dma-channel = <&pdma1 12>; + rx-dma-channel = <&pdma1 11>; + }; + + i2s_2: i2s@12D70000 { + compatible = "samsung,samsung-i2s"; + reg = <0x12D70000 0x100>; + tx-dma-channel = <&pdma0 12>; + rx-dma-channel = <&pdma0 11>; + }; + amba { #address-cells = <1>; #size-cells = <1>;
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1.7.4.4