Re: [PATCH v2 05/11] dt-bindings: mfd: qcom-pm8xxx: document qcom,pm8921 as fallback of qcom,pm8018

From: Neil Armstrong
Date: Tue Oct 04 2022 - 05:41:50 EST


On 04/10/2022 10:55, Krzysztof Kozlowski wrote:
On 04/10/2022 10:08, Neil Armstrong wrote:
The PM8018 is used as compatible with PM8921 on the MDM9615, document this situation,
and an example section to validate this change.

Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>


<snip>

+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ ssbi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pmic@0 {
+ compatible = "qcom,pm8921";
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ interrupt-parent = <&tlmm>;
+ interrupts = <32 IRQ_TYPE_EDGE_RISING>;
+ };
+
+ pmic@1 {
+ compatible = "qcom,pm8018", "qcom,pm8921";
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ interrupt-parent = <&tlmm>;
+ interrupts = <33 IRQ_TYPE_EDGE_RISING>;
+ };

These two pmics are exactly the same (except compatible), so just keep
one example... unless both are coming from the same, real DTS?

It was mainly to exercise the fallback, but it's useless as-is so I'll remove in v3.


Best regards,
Krzysztof


Thanks,
Neil