[PATCH v4 2/3] dt-binding: ata: tegra: Add dt-binding documentation for Tegra186

Sowjanya Komatineni
2021-04-07T01:25:45Z

This patch adds dt-bindings documentation for Tegra186 AHCI
controller.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
---
.../devicetree/bindings/ata/nvidia,tegra-ahci.yaml | 38 ++++++++++++++++++++++
1 file changed, 38 insertions(+)

diff --git a/Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml b/Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml
index 3c15aea..a75e9a8 100644
--- a/Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml
+++ b/Documentation/devicetree/bindings/ata/nvidia,tegra-ahci.yaml
@@ -16,6 +16,7 @@ properties:
- nvidia,tegra124-ahci
- nvidia,tegra132-ahci
- nvidia,tegra210-ahci
+ - nvidia,tegra186-ahci

reg:
minItems: 2
@@ -37,14 +38,31 @@ properties:
maxItems: 2

reset-names:
+ minItems: 2
items:
- const: sata
- const: sata-cold
- const: sata-oob

resets:
+ minItems: 2
maxItems: 3

+ iommus:
+ maxItems: 1
+
+ interconnect-names:
+ items:
+ - const: dma-mem
+ - const: write
+
+ interconnects:
+ maxItems: 2
+
+ power-domains:
+ items:
+ - description: SAX power-domain
+
phy-names:
items:
- const: sata-0
@@ -114,6 +132,26 @@ allOf:
resets:
minItems: 3

+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - nvidia,tegra186-ahci
+ then:
+ properties:
+ reg:
+ minItems: 3
+ reset-names:
+ maxItems: 2
+ resets:
+ maxItems: 2
+ required:
+ - iommus
+ - interconnect-names
+ - interconnects
+ - power-domains
+
additionalProperties: true

examples:
--
2.7.4