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dt-bindings: mt8173-xhci: add reference clock 

add a reference clock for compatibility

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Chunfeng Yun 2017-01-18 14:08:26 +08:00 committed by Greg Kroah-Hartman
parent 9c4afd429b
commit 63376c10f0
1 changed files with 6 additions and 4 deletions
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10
Documentation/devicetree/bindings/usb/mt8173-xhci.txt
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@ -23,6 +23,7 @@ Required properties:
entry in clock-names entry in clock-names
- clock-names : must contain - clock-names : must contain
"sys_ck": for clock of xHCI MAC "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_p0": for USB wakeup debounce clock of port0
"wakeup_deb_p1": for USB wakeup debounce clock of port1 "wakeup_deb_p1": for USB wakeup debounce clock of port1
@ -47,10 +48,10 @@ usb30: usb@11270000 {
reg-names = "mac", "ippc"; reg-names = "mac", "ippc";
interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>; interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>; 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_USB0>,
<&pericfg CLK_PERI_USB1>; <&pericfg CLK_PERI_USB1>;
clock-names = "sys_ck", clock-names = "sys_ck", "ref_ck",
"wakeup_deb_p0", "wakeup_deb_p0",
"wakeup_deb_p1"; "wakeup_deb_p1";
phys = <&phy_port0 PHY_TYPE_USB3>, phys = <&phy_port0 PHY_TYPE_USB3>,
@ -82,6 +83,7 @@ Required properties:
entry in clock-names entry in clock-names
- clock-names : must be - clock-names : must be
"sys_ck": for clock of xHCI MAC "sys_ck": for clock of xHCI MAC
"ref_ck": for reference clock of xHCI MAC
Optional properties: Optional properties:
- vbus-supply : reference to the VBUS regulator; - vbus-supply : reference to the VBUS regulator;
@ -94,8 +96,8 @@ usb30: usb@11270000 {
reg-names = "mac"; reg-names = "mac";
interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>; interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>; power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>;
clocks = <&topckgen CLK_TOP_USB30_SEL>; clocks = <&topckgen CLK_TOP_USB30_SEL>, <&clk26m>;
clock-names = "sys_ck"; clock-names = "sys_ck", "ref_ck";
vusb33-supply = <&mt6397_vusb_reg>; vusb33-supply = <&mt6397_vusb_reg>;
usb3-lpm-capable; usb3-lpm-capable;
}; };