From mboxrd@z Thu Jan 1 00:00:00 1970 From: thomas.abraham@linaro.org (Thomas Abraham) Date: Sun, 03 Jun 2012 18:12:49 +0530 Subject: [PATCH v2 6/6] ARM: dts: Add nodes for spi controllers for Samsung Exynos5 platforms In-Reply-To: <1338727369-18241-1-git-send-email-thomas.abraham@linaro.org> References: <1338727369-18241-1-git-send-email-thomas.abraham@linaro.org> Message-ID: <1338727369-18241-7-git-send-email-thomas.abraham@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add device nodes for the three instances of spi controllers in Exynos5 platforms and enable instance spi 1 for smdk5250 board. Signed-off-by: Thomas Abraham --- arch/arm/boot/dts/exynos5250-smdk5250.dts | 38 +++++++++++++++++++++++++++++ arch/arm/boot/dts/exynos5250.dtsi | 36 +++++++++++++++++++++++++++ 2 files changed, 74 insertions(+), 0 deletions(-) diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 49945cc..8a5e348 100644 --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts @@ -71,4 +71,42 @@ i2c at 12CD0000 { status = "disabled"; }; + + spi_0: spi at 12d20000 { + status = "disabled"; + }; + + spi_1: spi at 12d30000 { + gpios = <&gpa2 4 2 3 0>, + <&gpa2 6 2 3 0>, + <&gpa2 7 2 3 0>; + + w25q80bw at 0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "w25x80"; + reg = <0>; + spi-max-frequency = <1000000>; + + controller-data { + cs-gpio = <&gpa2 5 1 0 3>; + samsung,spi-feedback-delay = <0>; + }; + + partition at 0 { + label = "U-Boot"; + reg = <0x0 0x40000>; + read-only; + }; + + partition at 40000 { + label = "Kernel"; + reg = <0x40000 0xc0000>; + }; + }; + }; + + spi_2: spi at 12d40000 { + status = "disabled"; + }; }; diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index 4272b29..a3a2eb2 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -23,6 +23,12 @@ compatible = "samsung,exynos5250"; interrupt-parent = <&gic>; + aliases { + spi0 = &spi_0; + spi1 = &spi_1; + spi2 = &spi_2; + }; + gic:interrupt-controller at 10481000 { compatible = "arm,cortex-a9-gic"; #interrupt-cells = <3>; @@ -146,6 +152,36 @@ #size-cells = <0>; }; + spi_0: spi at 12d20000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x12d20000 0x100>; + interrupts = <0 66 0>; + tx-dma-channel = <&pdma0 5>; + rx-dma-channel = <&pdma0 4>; + #address-cells = <1>; + #size-cells = <0>; + }; + + spi_1: spi at 12d30000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x12d30000 0x100>; + interrupts = <0 67 0>; + tx-dma-channel = <&pdma1 5>; + rx-dma-channel = <&pdma1 4>; + #address-cells = <1>; + #size-cells = <0>; + }; + + spi_2: spi at 12d40000 { + compatible = "samsung,exynos4210-spi"; + reg = <0x12d40000 0x100>; + interrupts = <0 68 0>; + tx-dma-channel = <&pdma0 7>; + rx-dma-channel = <&pdma0 6>; + #address-cells = <1>; + #size-cells = <0>; + }; + amba { #address-cells = <1>; #size-cells = <1>; -- 1.6.6.rc2