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ARM: dts: add Raspberry Pi Compute Module and IO board

PATCH New Stefan Wahren 2 participants 2 messages Jun 14, 2018 – Jun 22, 2018

Subsystems (4)
Device tree bindings Broadcom BCM2711/BCM2835 Arm architecture Broadcom BCM281XX/BCM11XXX/BCM216XX Arm architecture Arm and arm64 SoC sub-architectures (common parts)
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Stefan Wahren

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PATCH v2 1/1 ARM: dts: add Raspberry Pi Compute Module and IO board

The Raspberry Pi Compute Module (CM1) is a SoM which contains a BCM2835 processor, 512 MB RAM and a 4 GB eMMC. There is also a carrier board which is called Compute Module IO Board.

Signed-off-by Stefan Wahren <[email protected]>

---

Changes in V2:
- fix HDMI detect polarity
- drop dsi1 which prevent vc4 from probing

 arch/arm/boot/dts/Makefile                |  1 +
 arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts | 88 +++++++++++++++++++++++++++++++
 arch/arm/boot/dts/bcm2835-rpi-cm1.dtsi    | 34 ++++++++++++
 3 files changed, 123 insertions(+)
 create mode 100644 arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts
 create mode 100644 arch/arm/boot/dts/bcm2835-rpi-cm1.dtsi
arch/arm/boot/dts/Makefile +1 -0
index 37a3de7..07b306f 100644
@@ -73,6 +73,7 @@ dtb-$(CONFIG_ARCH_BCM2835) += \
 	bcm2835-rpi-b-rev2.dtb \
 	bcm2835-rpi-b-plus.dtb \
 	bcm2835-rpi-a-plus.dtb \
+	bcm2835-rpi-cm1-io1.dtb \
 	bcm2836-rpi-2-b.dtb \
 	bcm2837-rpi-3-b.dtb \
 	bcm2837-rpi-3-b-plus.dtb \
arch/arm/boot/dts/bcm2835-rpi-cm1-io1.dts new file +88 -0

88 lines not on this page · raw message

arch/arm/boot/dts/bcm2835-rpi-cm1.dtsi new file +34 -0
new file mode 100644
index 0000000..ef22c2d
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+#include "bcm2835.dtsi"
+#include "bcm2835-rpi.dtsi"
+
+/ {
+	leds {
+		act {
+			gpios = <&gpio 47 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	reg_3v3: fixed-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-always-on;
+	};
+
+	reg_1v8: fixed-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		regulator-always-on;
+	};
+};
+
+&sdhost {
+	non-removable;
+	vmmc-supply = <&reg_3v3>;
+	vqmmc-supply = <&reg_1v8>;
+};
Signature · 1 line
2.7.4
#1 lore raw

PATCH v2 1/1 ARM: dts: add Raspberry Pi Compute Module and IO board

Quoted 5 lines · Stefan Wahren

The Raspberry Pi Compute Module (CM1) is a SoM which contains a BCM2835 processor, 512 MB RAM and a 4 GB eMMC. There is also a carrier board which is called Compute Module IO Board.

Signed-off-by Stefan Wahren <[email protected]>

Pulled to bcm2835-dt-next. Thanks!
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