Add VADC note and some of its channels to allow
for voltage/temperature reading.
Signed-off-by: Konrad Dybcio <konradybcio@xxxxxxxxx>
---
arch/arm64/boot/dts/qcom/pm8994.dtsi | 36 +++++++++++++++++++++++++++-
1 file changed, 35 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/pm8994.dtsi b/arch/arm64/boot/dts/qcom/pm8994.dtsi
index 7e4f777746cb..ea2a3d53f859 100644
--- a/arch/arm64/boot/dts/qcom/pm8994.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8994.dtsi
@@ -1,7 +1,8 @@
// SPDX-License-Identifier: GPL-2.0
+#include <dt-bindings/iio/qcom,spmi-vadc.h>
+#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/spmi/spmi.h>
-#include <dt-bindings/input/linux-event-codes.h>
&spmi_bus {
@@ -35,6 +36,39 @@ pwrkey {
};
+ pm8994_vadc: adc@3100 {
+ compatible = "qcom,spmi-vadc";
+ reg = <0x3100>;
+ interrupts = <0x0 0x31 0x0 IRQ_TYPE_EDGE_RISING>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #io-channel-cells = <1>;
+
+ adc-chan@7 {
+ reg = <VADC_VSYS>;
+ qcom,pre-scaling = <1 3>;
+ label = "vph_pwr";
+ };
+ adc-chan@8 {
+ reg = <VADC_DIE_TEMP>;
+ label = "die_temp";
+ };
+ adc-chan@9 {
+ reg = <VADC_REF_625MV>;
+ label = "ref_625mv";
+ };
+ adc-chan@a {
+ reg = <VADC_REF_1250MV>;
+ label = "ref_1250mv";
+ };
+ adc-chan@e {
+ reg = <VADC_GND_REF>;
+ };
+ adc-chan@f {
+ reg = <VADC_VDD_VADC>;
+ };
+ };
+
pm8994_gpios: gpios@c000 {
compatible = "qcom,pm8994-gpio";
reg = <0xc000>;
--
2.28.0
