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authorChunfeng Yun <chunfeng.yun@mediatek.com>2017-02-07 14:13:31 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-02-08 07:44:52 +0100
commitcb6efc7bea96202dfd2ed6b34f20e3e291f2b6c0 (patch)
treedb503d3e08d46f4a3ada3e72386f366d8300c19b /arch/arm64/boot
parent23f378ad3bdb2b7ea9f005a398e77d7f43f24276 (diff)
arm64: dts: mt8173: add reference clock for usb
Due to the reference clock comes from 26M oscillator directly on mt8173, and it is a fixed-clock in DTS which always turned on, we ignore it before. But on some platforms, it comes from PLL, and need be controlled, so here add it, no matter it is a fixed-clock or not. Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm64/boot')
-rw-r--r--arch/arm64/boot/dts/mediatek/mt8173.dtsi6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 12e702771f5c..40a02b29213e 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -728,9 +728,11 @@
<&phy_port1 PHY_TYPE_USB2>;
power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>;
clocks = <&topckgen CLK_TOP_USB30_SEL>,
+ <&clk26m>,
<&pericfg CLK_PERI_USB0>,
<&pericfg CLK_PERI_USB1>;
clock-names = "sys_ck",
+ "ref_ck",
"wakeup_deb_p0",
"wakeup_deb_p1";
mediatek,syscon-wakeup = <&pericfg>;
@@ -745,8 +747,8 @@
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";
status = "disabled";
};
};