From e7f68403f49e901732df3c02731b6e714cfbe417 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Mon, 23 Jan 2017 11:41:51 +0100 Subject: [PATCH] ARM: sun8i: a23/a33: Enable the real LOSC and use it So far, the LOSC was generated through the RTC internal oscillator, which was a pretty poor and inaccurate choice. Now that the RTC properly exposes its internal mux between its oscillator and the external oscillator, we can use it were relevant. Signed-off-by: Maxime Ripard --- arch/arm/boot/dts/sun8i-a23-a33.dtsi | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/arch/arm/boot/dts/sun8i-a23-a33.dtsi b/arch/arm/boot/dts/sun8i-a23-a33.dtsi index 597f2fce6c31..da7f2476bc6c 100644 --- a/arch/arm/boot/dts/sun8i-a23-a33.dtsi +++ b/arch/arm/boot/dts/sun8i-a23-a33.dtsi @@ -109,11 +109,11 @@ clock-output-names = "osc24M"; }; - osc32k: osc32k_clk { + ext_osc32k: ext_osc32k_clk { #clock-cells = <0>; compatible = "fixed-clock"; clock-frequency = <32768>; - clock-output-names = "osc32k"; + clock-output-names = "ext-osc32k"; }; }; @@ -256,7 +256,7 @@ ccu: clock@01c20000 { reg = <0x01c20000 0x400>; - clocks = <&osc24M>, <&osc32k>; + clocks = <&osc24M>, <&rtc 0>; clock-names = "hosc", "losc"; #clock-cells = <1>; #reset-cells = <1>; @@ -266,7 +266,7 @@ /* compatible gets set in SoC specific dtsi file */ reg = <0x01c20800 0x400>; /* interrupts get set in SoC specific dtsi file */ - clocks = <&ccu CLK_BUS_PIO>, <&osc24M>, <&osc32k>; + clocks = <&ccu CLK_BUS_PIO>, <&osc24M>, <&rtc 0>; clock-names = "apb", "hosc", "losc"; gpio-controller; interrupt-controller; @@ -486,6 +486,9 @@ reg = <0x01f00000 0x54>; interrupts = , ; + clock-output-names = "osc32k"; + clocks = <&ext_osc32k>; + #clock-cells = <1>; }; nmi_intc: interrupt-controller@01f00c0c { @@ -564,7 +567,7 @@ compatible = "allwinner,sun8i-a23-r-pinctrl"; reg = <0x01f02c00 0x400>; interrupts = ; - clocks = <&apb0_gates 0>, <&osc24M>, <&osc32k>; + clocks = <&apb0_gates 0>, <&osc24M>, <&rtc 0>; clock-names = "apb", "hosc", "losc"; resets = <&apb0_rst 0>; gpio-controller; -- 2.39.5