[PATCH v2 4/4] arm64: dts: mediatek: Update allowed mt6397 regulator modes for elm boards

[Anand K Mistry]

This updates the allowed mt6397 regulator modes for elm (and derivative)
boards to use named constants.

Signed-off-by: Anand K Mistry <amistry at google.com>

---

Changes in v2:
- Introduce constants in dt-bindings
- Improve conditional readability

 arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
index a5a12b2599a4..e9cfded307b3 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
@@ -6,6 +6,7 @@
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/input/linux-event-codes.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/regulator/mediatek,mt6397-regulator.h>
 #include "mt8173.dtsi"
 
 / {
@@ -926,7 +927,8 @@ mt6397_vpca15_reg: buck_vpca15 {
 				regulator-max-microvolt = <1350000>;
 				regulator-ramp-delay = <12500>;
 				regulator-always-on;
-				regulator-allowed-modes = <0 1>;
+				regulator-allowed-modes = <MT6397_BUCK_MODE_AUTO
+							   MT6397_BUCK_MODE_FORCE_PWM>;
 			};
 
 			mt6397_vpca7_reg: buck_vpca7 {
-- 
2.27.0.212.ge8ba1cc988-goog