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Documentation: dt-bindings: fusb302: add power role compatible

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Power role compatible can configure the typec power role,
and we can enable try.role function as well, that can
change the power role to our wanted if possible.

Change-Id: I85a3c4d0c5a54b37573f5fb24fe107d88f385021
Signed-off-by: zain wang <wzz@rock-chips.com>
This commit is contained in:
zain wang
2018-03-28 18:29:38 +08:00
committed by Tao Huang
parent b20bf318f2
commit 07de3dde4f
1 changed files with 8 additions and 0 deletions
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8
Documentation/devicetree/bindings/mfd/fusb302.txt
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@@ -8,6 +8,12 @@ Required properties:
- vbus-5v-gpios: enable/disable 5v vbus output
- vbus-other-gpios: enable/disable other high-voltage vbus output
- int-n-gpios: I2C int pin
- fusb302,role: typec port power role
(ROLE_MODE_DRP/ROLE_MODE_DFP/ROLE_MODE_UFP)
- fusb302,try_role: enable try.role function, it would try your wanted
role when detect.
Valid when fusb302,role == ROLE_MODE_DRP.
(ROLE_MODE_DFP/ROLE_MODE_UFP)
example:
fusb1: fusb30x@22 {
@@ -18,6 +24,8 @@ example:
vbus-5v-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
vbus-other-gpios = <&gpio1 5 GPIO_ACTIVE_LOW>;
int-n-gpios = <&gpio1 24 GPIO_ACTIVE_HIGH>;
fusb302,role = "ROLE_MODE_DRP";
fusb302,try_role = "ROLE_MODE_DFP";
status = "okay";
};