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-rw-r--r--arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts95
1 files changed, 95 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts
new file mode 100644
index 000000000..cf84e69fc
--- /dev/null
+++ b/arch/arm/boot/dts/bcm2837-rpi-cm3-io3.dts
@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+#include "bcm2837-rpi-cm3.dtsi"
+#include "bcm283x-rpi-usb-host.dtsi"
+
+/ {
+ compatible = "raspberrypi,3-compute-module", "brcm,bcm2837";
+ model = "Raspberry Pi Compute Module 3 IO board V3.0";
+};
+
+&gpio {
+ /*
+ * This is based on the official GPU firmware DT blob.
+ *
+ * Legend:
+ * "FOO" = GPIO line named "FOO" on the schematic
+ * "FOO_N" = GPIO line named "FOO" on schematic, active low
+ */
+ gpio-line-names = "GPIO0",
+ "GPIO1",
+ "GPIO2",
+ "GPIO3",
+ "GPIO4",
+ "GPIO5",
+ "GPIO6",
+ "GPIO7",
+ "GPIO8",
+ "GPIO9",
+ "GPIO10",
+ "GPIO11",
+ "GPIO12",
+ "GPIO13",
+ "GPIO14",
+ "GPIO15",
+ "GPIO16",
+ "GPIO17",
+ "GPIO18",
+ "GPIO19",
+ "GPIO20",
+ "GPIO21",
+ "GPIO22",
+ "GPIO23",
+ "GPIO24",
+ "GPIO25",
+ "GPIO26",
+ "GPIO27",
+ "GPIO28",
+ "GPIO29",
+ "GPIO30",
+ "GPIO31",
+ "GPIO32",
+ "GPIO33",
+ "GPIO34",
+ "GPIO35",
+ "GPIO36",
+ "GPIO37",
+ "GPIO38",
+ "GPIO39",
+ "GPIO40",
+ "GPIO41",
+ "GPIO42",
+ "GPIO43",
+ "GPIO44",
+ "GPIO45",
+ "SMPS_SCL",
+ "SMPS_SDA",
+ /* Used by eMMC */
+ "SD_CLK_R",
+ "SD_CMD_R",
+ "SD_DATA0_R",
+ "SD_DATA1_R",
+ "SD_DATA2_R",
+ "SD_DATA3_R";
+
+ pinctrl-0 = <&gpioout &alt0>;
+};
+
+&hdmi {
+ hpd-gpios = <&expgpio 1 GPIO_ACTIVE_LOW>;
+ power-domains = <&power RPI_POWER_DOMAIN_HDMI>;
+ status = "okay";
+};
+
+&sdhost {
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdhost_gpio48>;
+ bus-width = <4>;
+ status = "okay";
+};
+
+&uart0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_gpio14>;
+ status = "okay";
+};