| Message ID | 20211208124611.16843-1-rogerq@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v2,1/4] dt-bindings: memory-controllers: ti,gpmc: Add compatible for AM64 | expand |
On Wed, 08 Dec 2021 14:46:08 +0200, Roger Quadros wrote: > AM64 SoC contains the GPMC module. Add compatible for it. > > Newer SoCs don't necessarily map GPMC data region at the same place > as legacy SoCs. Add reg-names "data", to provide this information to > the device driver. > > Cc: Rob Herring <robh+dt@kernel.org> > Signed-off-by: Roger Quadros <rogerq@kernel.org> > --- > .../bindings/memory-controllers/ti,gpmc.yaml | 23 ++++++++++++++++++- > 1 file changed, 22 insertions(+), 1 deletion(-) > Reviewed-by: Rob Herring <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/memory-controllers/ti,gpmc.yaml b/Documentation/devicetree/bindings/memory-controllers/ti,gpmc.yaml index 25b42d68f9b3..64dc9d398d9a 100644 --- a/Documentation/devicetree/bindings/memory-controllers/ti,gpmc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/ti,gpmc.yaml @@ -23,13 +23,20 @@ properties: items: - enum: - ti,am3352-gpmc + - ti,am64-gpmc - ti,omap2420-gpmc - ti,omap2430-gpmc - ti,omap3430-gpmc - ti,omap4430-gpmc reg: - maxItems: 1 + minItems: 1 + maxItems: 2 + + reg-names: + items: + - const: cfg + - const: data interrupts: maxItems: 1 @@ -44,6 +51,9 @@ properties: items: - const: fck + power-domains: + maxItems: 1 + dmas: items: - description: DMA channel for GPMC NAND prefetch @@ -133,6 +143,17 @@ required: - "#address-cells" - "#size-cells" +allOf: + - if: + properties: + compatible: + contains: + const: ti,am64-gpmc + then: + required: + - reg-names + - power-domains + additionalProperties: false examples:
AM64 SoC contains the GPMC module. Add compatible for it. Newer SoCs don't necessarily map GPMC data region at the same place as legacy SoCs. Add reg-names "data", to provide this information to the device driver. Cc: Rob Herring <robh+dt@kernel.org> Signed-off-by: Roger Quadros <rogerq@kernel.org> --- .../bindings/memory-controllers/ti,gpmc.yaml | 23 ++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-)