From: Mark Brown <broonie@kernel.org>
To: Rob Herring <rob.herring@calxeda.com>,
Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Stephen Warren <swarren@wwwdotorg.org>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kukjin Kim <kgene.kim@samsung.com>
Cc: devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
linaro-kernel@lists.linaro.org, Mark Brown <broonie@linaro.org>
Subject: [PATCH 2/4] ARM: dts: Leave Exynos5250 SPI controller disabled by default
Date: Fri, 13 Sep 2013 13:09:54 +0100 [thread overview]
Message-ID: <1379074196-9834-2-git-send-email-broonie@kernel.org> (raw)
In-Reply-To: <1379074196-9834-1-git-send-email-broonie@kernel.org>
From: Mark Brown <broonie@linaro.org>
Rather than requiring each board to explicitly disable the SPI controllers
it is not using instead require boards to enable those that they are using.
This is less work overall since normally at most one of the controllers is
in use and avoids issues caused by inappropriate pinmuxing.
Signed-off-by: Mark Brown <broonie@linaro.org>
---
arch/arm/boot/dts/cros5250-common.dtsi | 9 +--------
arch/arm/boot/dts/exynos5250-arndale.dts | 12 ------------
arch/arm/boot/dts/exynos5250-smdk5250.dts | 10 ++--------
arch/arm/boot/dts/exynos5250.dtsi | 3 +++
4 files changed, 6 insertions(+), 28 deletions(-)
diff --git a/arch/arm/boot/dts/cros5250-common.dtsi b/arch/arm/boot/dts/cros5250-common.dtsi
index dc259e8b..0fcca29 100644
--- a/arch/arm/boot/dts/cros5250-common.dtsi
+++ b/arch/arm/boot/dts/cros5250-common.dtsi
@@ -286,19 +286,12 @@
};
};
- spi_0: spi@12d20000 {
- status = "disabled";
- };
-
spi_1: spi@12d30000 {
+ status = "okay";
samsung,spi-src-clk = <0>;
num-cs = <1>;
};
- spi_2: spi@12d40000 {
- status = "disabled";
- };
-
hdmi {
hpd-gpio = <&gpx3 7 0>;
};
diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
index 4687fa0..1141939 100644
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts
@@ -416,18 +416,6 @@
status = "okay";
};
- spi_0: spi@12d20000 {
- status = "disabled";
- };
-
- spi_1: spi@12d30000 {
- status = "disabled";
- };
-
- spi_2: spi@12d40000 {
- status = "disabled";
- };
-
gpio_keys {
compatible = "gpio-keys";
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index f86d567..67d3c43 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -184,11 +184,9 @@
status = "disabled";
};
- spi_0: spi@12d20000 {
- status = "disabled";
- };
-
spi_1: spi@12d30000 {
+ status = "okay";
+
w25q80bw@0 {
#address-cells = <1>;
#size-cells = <1>;
@@ -214,10 +212,6 @@
};
};
- spi_2: spi@12d40000 {
- status = "disabled";
- };
-
hdmi {
hpd-gpio = <&gpx3 7 0>;
};
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index c863113..a886ee4 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -344,6 +344,7 @@
spi_0: spi@12d20000 {
compatible = "samsung,exynos4210-spi";
+ status = "disabled";
reg = <0x12d20000 0x100>;
interrupts = <0 66 0>;
dmas = <&pdma0 5
@@ -359,6 +360,7 @@
spi_1: spi@12d30000 {
compatible = "samsung,exynos4210-spi";
+ status = "disabled";
reg = <0x12d30000 0x100>;
interrupts = <0 67 0>;
dmas = <&pdma1 5
@@ -374,6 +376,7 @@
spi_2: spi@12d40000 {
compatible = "samsung,exynos4210-spi";
+ status = "disabled";
reg = <0x12d40000 0x100>;
interrupts = <0 68 0>;
dmas = <&pdma0 7
--
1.8.4.rc3
next prev parent reply other threads:[~2013-09-13 12:09 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-13 12:09 [PATCH 1/4] ARM: dts: Disable Exynos5250 I2S controllers by default Mark Brown
2013-09-13 12:09 ` Mark Brown [this message]
2013-09-13 12:09 ` [PATCH 3/4] ARM: dts: Disable I2C controllers by default on Exynos5250 Mark Brown
[not found] ` <1379074196-9834-1-git-send-email-broonie-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2013-09-13 12:09 ` [PATCH 4/4] ARM: dts: Rename Exynos5250 ChromeOS common file to have exynos prefix Mark Brown
2013-09-13 13:53 ` [PATCH 1/4] ARM: dts: Disable Exynos5250 I2S controllers by default Tomasz Figa
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