Add compatibles representing UART support on SA8255p. Clocks and interconnects are being configured in the firmware VM on SA8255p platform, therefore making them optional. CC: Praveen Talari <quic_ptalari@xxxxxxxxxxx> Signed-off-by: Nikunj Kela <quic_nkela@xxxxxxxxxxx> --- .../serial/qcom,serial-geni-qcom.yaml | 58 ++++++++++++++++--- 1 file changed, 51 insertions(+), 7 deletions(-) diff --git a/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml b/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml index dd33794b3534..dcd43e1353ec 100644 --- a/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml +++ b/Documentation/devicetree/bindings/serial/qcom,serial-geni-qcom.yaml @@ -13,11 +13,42 @@ maintainers: allOf: - $ref: /schemas/serial/serial.yaml# + - if: + properties: + compatible: + contains: + enum: + - qcom,sa8255p-geni-uart + - qcom,sa8255p-geni-debug-uart + then: + required: + - power-domains + - power-domain-names + properties: + power-domains: + minItems: 2 + maxItems: 2 + else: + required: + - clocks + - clock-names + properties: + power-domains: + maxItems: 1 + interconnects: + maxItems: 2 + interconnect-names: + items: + - const: qup-core + - const: qup-config + properties: compatible: enum: - qcom,geni-uart - qcom,geni-debug-uart + - qcom,sa8255p-geni-uart + - qcom,sa8255p-geni-debug-uart clocks: maxItems: 1 @@ -26,12 +57,10 @@ properties: const: se interconnects: - maxItems: 2 + description: phandles of interconnect bw provider interconnect-names: - items: - - const: qup-core - - const: qup-config + description: names of interconnects interrupts: minItems: 1 @@ -51,15 +80,19 @@ properties: - const: sleep power-domains: - maxItems: 1 + minItems: 1 + maxItems: 2 + + power-domain-names: + items: + - const: power + - const: perf reg: maxItems: 1 required: - compatible - - clocks - - clock-names - interrupts - reg @@ -83,4 +116,15 @@ examples: <&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_QUP_0 0>; interconnect-names = "qup-core", "qup-config"; }; + + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + serial@990000 { + compatible = "qcom,sa8255p-geni-uart"; + reg = <0x990000 0x4000>; + interrupts = <GIC_SPI 531 IRQ_TYPE_LEVEL_HIGH>; + power-domains = <&scmi11_pd 4>, <&scmi11_dvfs 4>; + power-domain-names = "power", "perf"; + }; ... -- 2.34.1