diff options
| author | Thomas Abraham <thomas.abraham@linaro.org> | 2012-07-14 10:45:32 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2012-07-14 10:57:10 +0900 |
| commit | 4980c39ba182929b4582f95cfaffc1d584f7154e (patch) | |
| tree | 7501f7770872a754f7bf4908d53619eda96c3114 /arch/arm/boot | |
| parent | d40af3652bc91f3c25ce4c13b2ee1751c3e742f3 (diff) | |
ARM: dts: Add nodes for spi controllers for SAMSUNG EXYNOS4 platforms
Add device nodes for the three instances of spi controllers in
EXYNOS4 platforms. Enable instance SPI 2 for SMDKV310 board and
disable all spi instances for Origen board.
Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/boot')
| -rw-r--r-- | arch/arm/boot/dts/exynos4210-origen.dts | 12 | ||||
| -rw-r--r-- | arch/arm/boot/dts/exynos4210-smdkv310.dts | 38 | ||||
| -rw-r--r-- | arch/arm/boot/dts/exynos4210.dtsi | 36 |
3 files changed, 86 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts index b8c476384eef..0c49caa09978 100644 --- a/arch/arm/boot/dts/exynos4210-origen.dts +++ b/arch/arm/boot/dts/exynos4210-origen.dts @@ -134,4 +134,16 @@ i2c@138D0000 { status = "disabled"; }; + + spi_0: spi@13920000 { + status = "disabled"; + }; + + spi_1: spi@13930000 { + status = "disabled"; + }; + + spi_2: spi@13940000 { + status = "disabled"; + }; }; diff --git a/arch/arm/boot/dts/exynos4210-smdkv310.dts b/arch/arm/boot/dts/exynos4210-smdkv310.dts index 27afc8e535ca..1beccc8f14ff 100644 --- a/arch/arm/boot/dts/exynos4210-smdkv310.dts +++ b/arch/arm/boot/dts/exynos4210-smdkv310.dts @@ -179,4 +179,42 @@ i2c@138D0000 { status = "disabled"; }; + + spi_0: spi@13920000 { + status = "disabled"; + }; + + spi_1: spi@13930000 { + status = "disabled"; + }; + + spi_2: spi@13940000 { + gpios = <&gpc1 1 5 3 0>, + <&gpc1 3 5 3 0>, + <&gpc1 4 5 3 0>; + + w25x80@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "w25x80"; + reg = <0>; + spi-max-frequency = <1000000>; + + controller-data { + cs-gpio = <&gpc1 2 1 0 3>; + samsung,spi-feedback-delay = <0>; + }; + + partition@0 { + label = "U-Boot"; + reg = <0x0 0x40000>; + read-only; + }; + + partition@40000 { + label = "Kernel"; + reg = <0x40000 0xc0000>; + }; + }; + }; }; diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi index 2707f0ec04b1..6904d9dfbf28 100644 --- a/arch/arm/boot/dts/exynos4210.dtsi +++ b/arch/arm/boot/dts/exynos4210.dtsi @@ -25,6 +25,12 @@ compatible = "samsung,exynos4210"; interrupt-parent = <&gic>; + aliases { + spi0 = &spi_0; + spi1 = &spi_1; + spi2 = &spi_2; + }; + gic:interrupt-controller@10490000 { compatible = "arm,cortex-a9-gic"; #interrupt-cells = <3>; @@ -158,6 +164,36 @@ interrupts = <0 65 0>; }; + spi_0: spi@13920000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x13920000 0x100>; + interrupts = <0 66 0>; + tx-dma-channel = <&pdma0 7>; + rx-dma-channel = <&pdma0 6>; + #address-cells = <1>; + #size-cells = <0>; + }; + + spi_1: spi@13930000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x13930000 0x100>; + interrupts = <0 67 0>; + tx-dma-channel = <&pdma1 7>; + rx-dma-channel = <&pdma1 6>; + #address-cells = <1>; + #size-cells = <0>; + }; + + spi_2: spi@13940000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x13940000 0x100>; + interrupts = <0 68 0>; + tx-dma-channel = <&pdma0 9>; + rx-dma-channel = <&pdma0 8>; + #address-cells = <1>; + #size-cells = <0>; + }; + amba { #address-cells = <1>; #size-cells = <1>; |