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 | 14 ++++++++++++++
arch/arm/boot/dts/exynos5250.dtsi | 29 +++++++++++++++++++++++++++++
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 405009c..3b2a3c9 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -193,4 +193,18 @@
hdmi {
hpd-gpio = <&gpx3 7 0xf 1 3>;
};
+
+ 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>;
+ };
+
+ 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 cf6a02d..a168e98 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 {
@@ -238,6 +241,32 @@
#size-cells = <0>;
};
+ i2s_0: i2s@03830000 {
+ compatible = "samsung,samsung-i2s";
+ reg = <0x03830000 0x100>;
+ tx-dma-channel-secondary = <&pdma0 8>; /* preliminary */
+ tx-dma-channel = <&pdma0 10>; /* preliminary */
+ rx-dma-channel = <&pdma0 9>; /* preliminary */
+ samsung,supports-6ch;
+ samsung,supports-rstclr;
+ samsung,supports-secdai;
+ samsung,idma-addr = <0x03000000>;
+ };
+
+ i2s_1: i2s@12D60000 {
+ compatible = "samsung,samsung-i2s";
+ reg = <0x12D60000 0x100>;
+ tx-dma-channel = <&pdma1 12>; /* preliminary */
+ rx-dma-channel = <&pdma1 11>; /* preliminary */
+ };
+
+ i2s_2: i2s@12D70000 {
+ compatible = "samsung,samsung-i2s";
+ reg = <0x12D70000 0x100>;
+ tx-dma-channel = <&pdma0 12>; /* preliminary */
+ rx-dma-channel = <&pdma0 11>; /* preliminary */
+ };
+
amba {
#address-cells = <1>;
#size-cells = <1>;
--
1.7.4.4
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