[v3,1/4] dt-bindings: clock: renesas: rcar-usb2-clock-sel: Fix clock[-name]s properties
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Message ID 1572591791-11280-2-git-send-email-yoshihiro.shimoda.uh@renesas.com
State Not Applicable
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Series
  • clk: renesas: rcar-usb2-clock-sel: Fix clks/resets handling
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Commit Message

Yoshihiro Shimoda Nov. 1, 2019, 7:03 a.m. UTC
Since the hardware requires to enable both USB 2.0 host and peripheral
functional clock, this patch fixes the documentation.
Fortunately, no one has this device node for now, so that we don't
need to think of backward compatibility.

Fixes: 311accb64570 ("clk: renesas: rcar-usb2-clock-sel: Add R-Car USB 2.0 clock selector PHY")
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../devicetree/bindings/clock/renesas,rcar-usb2-clock-sel.txt     | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

Patch
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diff --git a/Documentation/devicetree/bindings/clock/renesas,rcar-usb2-clock-sel.txt b/Documentation/devicetree/bindings/clock/renesas,rcar-usb2-clock-sel.txt
index 83f6c6a..5c1903f 100644
--- a/Documentation/devicetree/bindings/clock/renesas,rcar-usb2-clock-sel.txt
+++ b/Documentation/devicetree/bindings/clock/renesas,rcar-usb2-clock-sel.txt
@@ -38,7 +38,8 @@  Required properties:
 - reg: offset and length of the USB 2.0 clock selector register block.
 - clocks: A list of phandles and specifier pairs.
 - clock-names: Name of the clocks.
- - The functional clock must be "ehci_ohci"
+ - The functional clock of USB 2.0 host side must be "ehci_ohci"
+ - The functional clock of HS-USB side must be "hs-usb-if"
  - The USB_EXTAL clock pin must be "usb_extal"
  - The USB_XTAL clock pin must be "usb_xtal"
 - #clock-cells: Must be 0
@@ -49,7 +50,8 @@  Example (R-Car H3):
 		compatible = "renesas,r8a7795-rcar-usb2-clock-sel",
 			     "renesas,rcar-gen3-usb2-clock-sel";
 		reg = <0 0xe6590630 0 0x02>;
-		clocks = <&cpg CPG_MOD 703>, <&usb_extal>, <&usb_xtal>;
-		clock-names = "ehci_ohci", "usb_extal", "usb_xtal";
+		clocks = <&cpg CPG_MOD 703>, <&cpg CPG_MOD 704>,
+			 <&usb_extal>, <&usb_xtal>;
+		clock-names = "ehci_ohci", "hs-usb-if", "usb_extal", "usb_xtal";
 		#clock-cells = <0>;
 	};