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    Subject[PATCH 5/6] dt-bindings: mt8173-xhci: add reference clock
    Date
    add a reference clock for compatibility

    Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
    ---
    .../devicetree/bindings/usb/mt8173-xhci.txt | 10 ++++++----
    1 file changed, 6 insertions(+), 4 deletions(-)

    diff --git a/Documentation/devicetree/bindings/usb/mt8173-xhci.txt b/Documentation/devicetree/bindings/usb/mt8173-xhci.txt
    index 2a930bd..ab8bb27 100644
    --- a/Documentation/devicetree/bindings/usb/mt8173-xhci.txt
    +++ b/Documentation/devicetree/bindings/usb/mt8173-xhci.txt
    @@ -23,6 +23,7 @@ Required properties:
    entry in clock-names
    - clock-names : must contain
    "sys_ck": for clock of xHCI MAC
    + "ref_ck": for reference clock of xHCI MAC
    "wakeup_deb_p0": for USB wakeup debounce clock of port0
    "wakeup_deb_p1": for USB wakeup debounce clock of port1

    @@ -47,10 +48,10 @@ usb30: usb@11270000 {
    reg-names = "mac", "ippc";
    interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
    power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>;
    - clocks = <&topckgen CLK_TOP_USB30_SEL>,
    + clocks = <&topckgen CLK_TOP_USB30_SEL>, <&clk26m>,
    <&pericfg CLK_PERI_USB0>,
    <&pericfg CLK_PERI_USB1>;
    - clock-names = "sys_ck",
    + clock-names = "sys_ck", "ref_ck",
    "wakeup_deb_p0",
    "wakeup_deb_p1";
    phys = <&phy_port0 PHY_TYPE_USB3>,
    @@ -82,6 +83,7 @@ Required properties:
    entry in clock-names
    - clock-names : must be
    "sys_ck": for clock of xHCI MAC
    + "ref_ck": for reference clock of xHCI MAC

    Optional properties:
    - vbus-supply : reference to the VBUS regulator;
    @@ -94,8 +96,8 @@ usb30: usb@11270000 {
    reg-names = "mac";
    interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
    power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>;
    - clocks = <&topckgen CLK_TOP_USB30_SEL>;
    - clock-names = "sys_ck";
    + clocks = <&topckgen CLK_TOP_USB30_SEL>, <&clk26m>;
    + clock-names = "sys_ck", "ref_ck";
    vusb33-supply = <&mt6397_vusb_reg>;
    usb3-lpm-capable;
    };
    --
    1.7.9.5
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