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-rw-r--r--dts/Bindings/mmc/brcm,sdhci-brcmstb.yaml32
1 files changed, 26 insertions, 6 deletions
diff --git a/dts/Bindings/mmc/brcm,sdhci-brcmstb.yaml b/dts/Bindings/mmc/brcm,sdhci-brcmstb.yaml
index 5ecdac9de4..dead421e17 100644
--- a/dts/Bindings/mmc/brcm,sdhci-brcmstb.yaml
+++ b/dts/Bindings/mmc/brcm,sdhci-brcmstb.yaml
@@ -10,9 +10,6 @@ maintainers:
- Al Cooper <alcooperx@gmail.com>
- Florian Fainelli <f.fainelli@gmail.com>
-allOf:
- - $ref: mmc-controller.yaml#
-
properties:
compatible:
oneOf:
@@ -42,23 +39,46 @@ properties:
maxItems: 1
clocks:
- maxItems: 1
- description:
- handle to core clock for the sdhci controller.
+ minItems: 1
+ items:
+ - description: handle to core clock for the sdhci controller
+ - description: handle to improved 150Mhz clock for sdhci controller (Optional clock)
clock-names:
+ minItems: 1
items:
- const: sw_sdio
+ - const: sdio_freq # Optional clock
+
+ clock-frequency:
+ description:
+ Maximum operating frequency of sdio_freq sdhci controller clock
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 100000000
+ maximum: 150000000
sdhci,auto-cmd12:
type: boolean
description: Specifies that controller should use auto CMD12
+allOf:
+ - $ref: mmc-controller.yaml#
+ - if:
+ properties:
+ clock-names:
+ contains:
+ const: sdio_freq
+
+ then:
+ required:
+ - clock-frequency
+
required:
- compatible
- reg
- interrupts
- clocks
+ - clock-names
unevaluatedProperties: false