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 <padma.v@xxxxxxxxxxx>
---
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 62e1039..ab0291d 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 b55794b4..ac694d9 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -31,6 +31,9 @@
gsc1 = &gsc_1;
gsc2 = &gsc_2;
gsc3 = &gsc_3;
+ i2s0 = &i2s_0;
+ i2s1 = &i2s_1;
+ i2s2 = &i2s_2;
};
gic:interrupt-controller@10481000 {
@@ -186,6 +189,31 @@
#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>;
--
1.7.4.4
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