diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.14/0215-arm64-dts-mt7622-turn-uart0-clock-to-real-ones.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.14/0215-arm64-dts-mt7622-turn-uart0-clock-to-real-ones.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.14/0215-arm64-dts-mt7622-turn-uart0-clock-to-real-ones.patch b/target/linux/mediatek/patches-4.14/0215-arm64-dts-mt7622-turn-uart0-clock-to-real-ones.patch new file mode 100644 index 0000000000..541c46bf47 --- /dev/null +++ b/target/linux/mediatek/patches-4.14/0215-arm64-dts-mt7622-turn-uart0-clock-to-real-ones.patch @@ -0,0 +1,50 @@ +From 84b3092b3773777de1ba1ad142e53247fb881ddd Mon Sep 17 00:00:00 2001 +From: Sean Wang <sean.wang@mediatek.com> +Date: Thu, 28 Dec 2017 18:00:11 +0800 +Subject: [PATCH 215/224] arm64: dts: mt7622: turn uart0 clock to real ones + +This patch also cleans up two oscillators that provide clocks for MT7623. +Switch the uart clocks to the real ones while at it. + +Signed-off-by: Sean Wang <sean.wang@mediatek.com> +Cc: Matthias Brugger <matthias.bgg@gmail.com> +--- + arch/arm64/boot/dts/mediatek/mt7622.dtsi | 15 ++------------- + 1 file changed, 2 insertions(+), 13 deletions(-) + +diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi +index 7256879de4c9..d8a17d10e2ff 100644 +--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi ++++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi +@@ -91,18 +91,6 @@ + }; + }; + +- uart_clk: dummy25m { +- compatible = "fixed-clock"; +- #clock-cells = <0>; +- clock-frequency = <25000000>; +- }; +- +- bus_clk: dummy280m { +- compatible = "fixed-clock"; +- #clock-cells = <0>; +- clock-frequency = <280000000>; +- }; +- + pwrap_clk: dummy40m { + compatible = "fixed-clock"; + clock-frequency = <40000000>; +@@ -234,7 +222,8 @@ + "mediatek,mt6577-uart"; + reg = <0 0x11002000 0 0x400>; + interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>; +- clocks = <&uart_clk>, <&bus_clk>; ++ clocks = <&topckgen CLK_TOP_UART_SEL>, ++ <&pericfg CLK_PERI_UART1_PD>; + clock-names = "baud", "bus"; + status = "disabled"; + }; +-- +2.11.0 + |