From: Eric Anholt <eric@anholt.net>
To: dri-devel@lists.freedesktop.org
Cc: devicetree@vger.kernel.org,
Stephen Warren <swarren@wwwdotorg.org>,
Lee Jones <lee@kernel.org>,
linux-kernel@vger.kernel.org,
linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 6/7] ARM: bcm2835: Add the DDC I2C controller to the device tree.
Date: Tue, 18 Aug 2015 14:54:07 -0700 [thread overview]
Message-ID: <1439934848-7196-7-git-send-email-eric@anholt.net> (raw)
In-Reply-To: <1439934848-7196-1-git-send-email-eric@anholt.net>
We need to use it for getting video modes over HDMI.
Signed-off-by: Eric Anholt <eric@anholt.net>
---
v2: Mark it as disabled by default, and enable it in bcm2835-rpi.
arch/arm/boot/dts/bcm2835-rpi.dtsi | 4 ++++
arch/arm/boot/dts/bcm2835.dtsi | 10 ++++++++++
2 files changed, 14 insertions(+)
diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi
index 46780bb..29cc7ba 100644
--- a/arch/arm/boot/dts/bcm2835-rpi.dtsi
+++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi
@@ -45,6 +45,10 @@
clock-frequency = <100000>;
};
+&i2c2 {
+ status = "okay";
+};
+
&sdhci {
status = "okay";
bus-width = <4>;
diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi
index 301c73f..20574cc 100644
--- a/arch/arm/boot/dts/bcm2835.dtsi
+++ b/arch/arm/boot/dts/bcm2835.dtsi
@@ -149,6 +149,16 @@
status = "disabled";
};
+ i2c2: i2c@7e805000 {
+ compatible = "brcm,bcm2835-i2c";
+ reg = <0x7e805000 0x1000>;
+ interrupts = <2 21>;
+ clocks = <&clk_i2c>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
usb@7e980000 {
compatible = "brcm,bcm2835-usb";
reg = <0x7e980000 0x10000>;
--
2.1.4
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next prev parent reply other threads:[~2015-08-18 21:54 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-18 21:54 Raspberry Pi KMS-only driver V2 Eric Anholt
2015-08-18 21:54 ` [PATCH v2 1/7] drm/vc4: Add devicetree bindings for VC4 Eric Anholt
[not found] ` <1439934848-7196-2-git-send-email-eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>
2015-08-19 20:38 ` Stefan Wahren
2015-08-26 9:44 ` Luc Verhaegen
2015-08-18 21:54 ` [PATCH v2 3/7] drm/vc4: Add KMS support for Raspberry Pi Eric Anholt
2015-08-19 21:37 ` Stefan Wahren
2015-08-25 8:44 ` Daniel Vetter
[not found] ` <1439934848-7196-1-git-send-email-eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>
2015-08-18 21:54 ` [PATCH v2 2/7] MAINTAINERS: Add myself for the new VC4 (RPi GPU) graphics driver Eric Anholt
2015-08-18 21:54 ` [PATCH v2 4/7] drm/vc4: Use the fbdev_cma helpers Eric Anholt
2015-08-18 21:54 ` [PATCH v2 5/7] drm/vc4: Allow vblank to be disabled Eric Anholt
2015-08-18 21:54 ` Eric Anholt [this message]
[not found] ` <1439934848-7196-7-git-send-email-eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>
2015-08-26 2:02 ` [PATCH v2 6/7] ARM: bcm2835: Add the DDC I2C controller to the device tree Stephen Warren
2015-08-18 21:54 ` [PATCH v2 7/7] ARM: bcm2835: Add VC4 " Eric Anholt
2015-08-26 2:04 ` Stephen Warren
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