[PATCH v7 2/5] Documentation: dt-bindings: phy: add phy_config for Rockchip USB Type-C PHY

[Lin Huang]

If want to do training outside DP Firmware, need phy voltage swing
and pre_emphasis value.

Signed-off-by: Lin Huang 
Reviewed-by: Rob Herring 
---
Changes in v2:
- None 
Changes in v3:
- modify property description and add this property to Example
Changes in v4:
- None
Changes in v5:
- None
Changes in v6:
- change rockchip,phy_config to rockchip,phy-config and descript it in detail.
Changes in v7:
- None

 .../devicetree/bindings/phy/phy-rockchip-typec.txt | 36 +-
 1 file changed, 35 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt 
b/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
index 960da7f..40d5e7a 100644
--- a/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
+++ b/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
@@ -17,7 +17,11 @@ Required properties:
 
 Optional properties:
  - extcon : extcon specifier for the Power Delivery
-
+ - rockchip,phy-config : A list of voltage swing(mV) and pre-emphasis
+   (dB) pairs. They are 3 blocks of 4 entries and
+   correspond to s0p0 ~ s0p3, s1p0 ~ s1p3,
+   s2p0 ~ s2p3, s3p0 ~ s2p3 swing and pre-emphasis
+   values.
 Required nodes : a sub-node is required for each port the phy provides.
 The sub-node name is used to identify dp or usb3 port,
 and shall be the following entries:
@@ -50,6 +54,21 @@ Example:
 < SRST_P_UPHY0_TCPHY>;
reset-names = "uphy", "uphy-pipe", "uphy-tcphy";
 
+   rockchip,phy-config = <0x2a 0x00>,
+   <0x1f 0x15>,
+   <0x14 0x22>,
+   <0x02 0x2b>,
+
+   <0x21 0x00>,
+   <0x12 0x15>,
+   <0x02 0x22>,
+   <0 0>,
+
+   <0x15 0x00>,
+   <0x00 0x15>,
+   <0 0>,
+   <0 0>;
+
tcphy0_dp: dp-port {
#phy-cells = <0>;
};
@@ -74,6 +93,21 @@ Example:
 < SRST_P_UPHY1_TCPHY>;
reset-names = "uphy", "uphy-pipe", "uphy-tcphy";
 
+   rockchip,phy-config = <0x2a 0x00>,
+   <0x1f 0x15>,
+   <0x14 0x22>,
+   <0x02 0x2b>,
+
+   <0x21 0x00>,
+   <0x12 0x15>,
+   <0x02 0x22>,
+   <0 0>,
+
+   <0x15 0x00>,
+   <0x00 0x15>,
+   <0 0>,
+   <0 0>;
+
tcphy1_dp: dp-port {
#phy-cells = <0>;
};
-- 
2.7.4

[PATCH v7 2/5] Documentation: dt-bindings: phy: add phy_config for Rockchip USB Type-C PHY

[Lin Huang]

If want to do training outside DP Firmware, need phy voltage swing
and pre_emphasis value.

Signed-off-by: Lin Huang 
Reviewed-by: Rob Herring 
---
Changes in v2:
- None 
Changes in v3:
- modify property description and add this property to Example
Changes in v4:
- None
Changes in v5:
- None
Changes in v6:
- change rockchip,phy_config to rockchip,phy-config and descript it in detail.
Changes in v7:
- None

 .../devicetree/bindings/phy/phy-rockchip-typec.txt | 36 +-
 1 file changed, 35 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt 
b/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
index 960da7f..40d5e7a 100644
--- a/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
+++ b/Documentation/devicetree/bindings/phy/phy-rockchip-typec.txt
@@ -17,7 +17,11 @@ Required properties:
 
 Optional properties:
  - extcon : extcon specifier for the Power Delivery
-
+ - rockchip,phy-config : A list of voltage swing(mV) and pre-emphasis
+   (dB) pairs. They are 3 blocks of 4 entries and
+   correspond to s0p0 ~ s0p3, s1p0 ~ s1p3,
+   s2p0 ~ s2p3, s3p0 ~ s2p3 swing and pre-emphasis
+   values.
 Required nodes : a sub-node is required for each port the phy provides.
 The sub-node name is used to identify dp or usb3 port,
 and shall be the following entries:
@@ -50,6 +54,21 @@ Example:
 < SRST_P_UPHY0_TCPHY>;
reset-names = "uphy", "uphy-pipe", "uphy-tcphy";
 
+   rockchip,phy-config = <0x2a 0x00>,
+   <0x1f 0x15>,
+   <0x14 0x22>,
+   <0x02 0x2b>,
+
+   <0x21 0x00>,
+   <0x12 0x15>,
+   <0x02 0x22>,
+   <0 0>,
+
+   <0x15 0x00>,
+   <0x00 0x15>,
+   <0 0>,
+   <0 0>;
+
tcphy0_dp: dp-port {
#phy-cells = <0>;
};
@@ -74,6 +93,21 @@ Example:
 < SRST_P_UPHY1_TCPHY>;
reset-names = "uphy", "uphy-pipe", "uphy-tcphy";
 
+   rockchip,phy-config = <0x2a 0x00>,
+   <0x1f 0x15>,
+   <0x14 0x22>,
+   <0x02 0x2b>,
+
+   <0x21 0x00>,
+   <0x12 0x15>,
+   <0x02 0x22>,
+   <0 0>,
+
+   <0x15 0x00>,
+   <0x00 0x15>,
+   <0 0>,
+   <0 0>;
+
tcphy1_dp: dp-port {
#phy-cells = <0>;
};
-- 
2.7.4