AuxXxilium/linux_dsm_epyc7002
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ARM: dts: Disable Exynos5250 I2S controllers by default

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Rather than requiring each board to explicitly disable the I2S controllers
it is not using instead require boards to enable those that they are using.

This is required for audio operation on Arndale, one of the unused I2S
controllers is pinmuxed with the LDO enable GPIOs for the WM1811A.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Mark Brown 2013-10-07 23:13:47 +09:00 committed by Kukjin Kim
parent 8365f763a7
commit 328aee4b51
3 changed files with 7 additions and 8 deletions
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4
arch/arm/boot/dts/exynos5250-arndale.dts
View File

@ -412,6 +412,10 @@ dwmmc_3: dwmmc3@12230000 {
status = "disabled";
};
i2s0: i2s@03830000 {
status = "okay";
};
spi_0: spi@12d20000 {
status = "disabled";
};

8
arch/arm/boot/dts/exynos5250-smdk5250.dts
View File

@ -231,14 +231,6 @@ i2s0: i2s@03830000 {
status = "okay";
};
i2s1: i2s@12D60000 {
status = "disabled";
};
i2s2: i2s@12D70000 {
status = "disabled";
};
sound {
compatible = "samsung,smdk-wm8994";

3
arch/arm/boot/dts/exynos5250.dtsi
View File

@ -417,6 +417,7 @@ dwmmc_3: dwmmc3@12230000 {
i2s0: i2s@03830000 {
compatible = "samsung,s5pv210-i2s";
status = "disabled";
reg = <0x03830000 0x100>;
dmas = <&pdma0 10
&pdma0 9
@ -433,6 +434,7 @@ &pdma0 9
i2s1: i2s@12D60000 {
compatible = "samsung,s3c6410-i2s";
status = "disabled";
reg = <0x12D60000 0x100>;
dmas = <&pdma1 12
&pdma1 11>;
@ -445,6 +447,7 @@ i2s1: i2s@12D60000 {
i2s2: i2s@12D70000 {
compatible = "samsung,s3c6410-i2s";
status = "disabled";
reg = <0x12D70000 0x100>;
dmas = <&pdma0 12
&pdma0 11>;