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-rw-r--r--Documentation/devicetree/bindings/power/rockchip-io-domain.txt11
1 files changed, 11 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/power/rockchip-io-domain.txt b/Documentation/devicetree/bindings/power/rockchip-io-domain.txt
index b8627e763dba..c84fb47265eb 100644
--- a/Documentation/devicetree/bindings/power/rockchip-io-domain.txt
+++ b/Documentation/devicetree/bindings/power/rockchip-io-domain.txt
@@ -35,6 +35,8 @@ Required properties:
- "rockchip,rk3288-io-voltage-domain" for rk3288
- "rockchip,rk3368-io-voltage-domain" for rk3368
- "rockchip,rk3368-pmu-io-voltage-domain" for rk3368 pmu-domains
+ - "rockchip,rk3399-io-voltage-domain" for rk3399
+ - "rockchip,rk3399-pmu-io-voltage-domain" for rk3399 pmu-domains
- rockchip,grf: phandle to the syscon managing the "general register files"
@@ -79,6 +81,15 @@ Possible supplies for rk3368 pmu-domains:
- pmu-supply: The supply connected to PMUIO_VDD.
- vop-supply: The supply connected to LCDC_VDD.
+Possible supplies for rk3399:
+- bt656-supply: The supply connected to APIO2_VDD.
+- audio-supply: The supply connected to APIO5_VDD.
+- sdmmc-supply: The supply connected to SDMMC0_VDD.
+- gpio1830 The supply connected to APIO4_VDD.
+
+Possible supplies for rk3399 pmu-domains:
+- pmu1830-supply:The supply connected to PMUIO2_VDD.
+
Example:
io-domains {