[PATCH v1 05/10] arm64: dts: imx8mm-verdin: comment about i2c level shifter
Marcel Ziswiler
marcel at ziswiler.com
Thu Mar 24 08:56:44 PDT 2022
From: Marcel Ziswiler <marcel.ziswiler at toradex.com>
Add a note about the bootloader being expected to switch on the I2C
level shifter for the TLA2024 ADC behind this PMIC.
Signed-off-by: Marcel Ziswiler <marcel.ziswiler at toradex.com>
---
arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
index 599b620ae04d..4542c99ce906 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
@@ -337,6 +337,11 @@ pca9450: pmic at 25 {
reg = <0x25>;
sd-vsel-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
+ /*
+ * The bootloader is expected to switch on the I2C level shifter for the TLA2024 ADC
+ * behind this PMIC.
+ */
+
regulators {
reg_vdd_soc: BUCK1 {
nxp,dvs-run-voltage = <850000>;
--
2.34.1
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