arm64: dts: qcom: align SPMI PMIC LPG node name with dtschema

Bindings expect LPG/PWM node name to be "pwm":

  pmic@5: 'lpg' does not match any of the regexes
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: David Heidelberg <david@ixit.cz>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220828084341.112146-9-krzysztof.kozlowski@linaro.org

arch/arm64/boot/dts/qcom/pm660l.dtsi

@@ -65,7 +65,7 @@ pmic@3 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		pm660l_lpg: lpg@b100 {
+		pm660l_lpg: pwm {
 			compatible = "qcom,pm660l-lpg";
 
 			status = "disabled";

arch/arm64/boot/dts/qcom/pm8150b.dtsi

@@ -128,7 +128,7 @@ pmic@3 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		pm8150b_lpg: lpg {
+		pm8150b_lpg: pwm {
 			compatible = "qcom,pm8150b-lpg";
 
 			#address-cells = <1>;

arch/arm64/boot/dts/qcom/pm8150l.dtsi

@@ -116,7 +116,7 @@ pmic@5 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		pm8150l_lpg: lpg {
+		pm8150l_lpg: pwm {
 			compatible = "qcom,pm8150l-lpg";
 
 			#address-cells = <1>;

arch/arm64/boot/dts/qcom/pm8994.dtsi

@@ -135,7 +135,7 @@ pmic@1 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		pm8994_lpg: lpg {
+		pm8994_lpg: pwm {
 			compatible = "qcom,pm8994-lpg";
 
 			#address-cells = <1>;

arch/arm64/boot/dts/qcom/pmi8994.dtsi

@@ -37,7 +37,7 @@ pmic@3 {
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		pmi8994_lpg: lpg {
+		pmi8994_lpg: pwm {
 			compatible = "qcom,pmi8994-lpg";
 
 			#address-cells = <1>;

arch/arm64/boot/dts/qcom/pmi8998.dtsi

@@ -42,7 +42,7 @@ lab: lab {
 			};
 		};
 
-		pmi8998_lpg: lpg {
+		pmi8998_lpg: pwm {
 			compatible = "qcom,pmi8998-lpg";
 
 			#address-cells = <1>;