[U-Boot] [PATCH v3 11/18] arm: dts: k3-am654-r5-base-board: add supply rail for MPU

Keerthy j-keerthy at ti.com
Thu Oct 24 09:30:56 UTC 2019


From: Tero Kristo <t-kristo at ti.com>

MPU voltage on AM65x-evm is controlled via the TPS62363 chip attached
to i2c0 bus. Add device node for this so that it can be controlled via
a regulator driver.

Signed-off-by: Tero Kristo <t-kristo at ti.com>
Signed-off-by: Keerthy <j-keerthy at ti.com>
---
Changes in v3:

  * No change

Changes in v2:

  * No change

 arch/arm/dts/k3-am654-r5-base-board.dts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/dts/k3-am654-r5-base-board.dts b/arch/arm/dts/k3-am654-r5-base-board.dts
index 98868afd9c..baa3a2c9e7 100644
--- a/arch/arm/dts/k3-am654-r5-base-board.dts
+++ b/arch/arm/dts/k3-am654-r5-base-board.dts
@@ -219,4 +219,17 @@
 	pinctrl-0 = <&wkup_i2c0_pins_default>;
 	clock-frequency = <400000>;
 	u-boot,dm-spl;
+
+	vdd_mpu: tps62363 at 60 {
+		compatible = "ti,tps62363";
+		reg = <0x60>;
+		regulator-name = "VDD_MPU";
+		regulator-min-microvolt = <500000>;
+		regulator-max-microvolt = <1770000>;
+		regulator-always-on;
+		regulator-boot-on;
+		ti,vsel0-state-high;
+		ti,vsel1-state-high;
+		u-boot,dm-spl;
+	};
 };
-- 
2.17.1



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