diff options
| author | Erin Lo <erin.lo@mediatek.com> | 2016-11-04 15:43:08 +0800 |
|---|---|---|
| committer | Matthias Brugger <matthias.bgg@gmail.com> | 2016-11-11 15:25:09 +0100 |
| commit | 28d6e3647bd7c869bfc251f9a7e283d78cef5fc5 (patch) | |
| tree | bc199a128381350e8f6412d66876d31bb7bcebee /arch/arm/boot/dts/mt2701.dtsi | |
| parent | adf6eb7774a90bd75e1284710d5a83cd7b707228 (diff) | |
| download | lwn-28d6e3647bd7c869bfc251f9a7e283d78cef5fc5.tar.gz lwn-28d6e3647bd7c869bfc251f9a7e283d78cef5fc5.zip | |
arm: dts: mt2701: Use real clock for UARTs
We used to use a fixed rate clock for the UARTs. Now that we have clock
support we can associate the correct clocks to the UARTs and drop the
26MHz fixed rate UART clock.
Signed-off-by: Erin Lo <erin.lo@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Diffstat (limited to 'arch/arm/boot/dts/mt2701.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/mt2701.dtsi | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi index c9a8dbf415ff..7eab6f4c4665 100644 --- a/arch/arm/boot/dts/mt2701.dtsi +++ b/arch/arm/boot/dts/mt2701.dtsi @@ -73,12 +73,6 @@ #clock-cells = <0>; }; - uart_clk: dummy26m { - compatible = "fixed-clock"; - clock-frequency = <26000000>; - #clock-cells = <0>; - }; - clk26m: oscillator@0 { compatible = "fixed-clock"; #clock-cells = <0>; @@ -186,7 +180,8 @@ "mediatek,mt6577-uart"; reg = <0 0x11002000 0 0x400>; interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>; - clocks = <&uart_clk>; + clocks = <&pericfg CLK_PERI_UART0_SEL>, <&pericfg CLK_PERI_UART0>; + clock-names = "baud", "bus"; status = "disabled"; }; @@ -195,7 +190,8 @@ "mediatek,mt6577-uart"; reg = <0 0x11003000 0 0x400>; interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>; - clocks = <&uart_clk>; + clocks = <&pericfg CLK_PERI_UART1_SEL>, <&pericfg CLK_PERI_UART1>; + clock-names = "baud", "bus"; status = "disabled"; }; @@ -204,7 +200,8 @@ "mediatek,mt6577-uart"; reg = <0 0x11004000 0 0x400>; interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>; - clocks = <&uart_clk>; + clocks = <&pericfg CLK_PERI_UART2_SEL>, <&pericfg CLK_PERI_UART2>; + clock-names = "baud", "bus"; status = "disabled"; }; @@ -213,7 +210,8 @@ "mediatek,mt6577-uart"; reg = <0 0x11005000 0 0x400>; interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>; - clocks = <&uart_clk>; + clocks = <&pericfg CLK_PERI_UART3_SEL>, <&pericfg CLK_PERI_UART3>; + clock-names = "baud", "bus"; status = "disabled"; }; }; |