From fe86131f9e447b606c40a90124b44a21a40ce54a Mon Sep 17 00:00:00 2001 From: Vladimir Zapolskiy Date: Fri, 20 Nov 2015 03:05:05 +0200 Subject: [PATCH] arm: dts: lpc32xx: add clock controller device node NXP LPC32xx SoC has a clocking and power control unit (CPC) as a part of system control block (SCB). CPC is supplied by two external oscillators and it manages core and most of peripheral clocks, the change adds SCB and CPC descriptions to shared LPC32xx dtsi file. Signed-off-by: Vladimir Zapolskiy --- arch/arm/boot/dts/lpc32xx.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/lpc32xx.dtsi b/arch/arm/boot/dts/lpc32xx.dtsi index a9f2d9a..65023c1 100644 --- a/arch/arm/boot/dts/lpc32xx.dtsi +++ b/arch/arm/boot/dts/lpc32xx.dtsi @@ -247,6 +247,23 @@ compatible = "simple-bus"; ranges = <0x20000000 0x20000000 0x30000000>; + /* System Control Block */ + scb { + compatible = "simple-bus"; + ranges = <0x0 0x040004000 0x00001000>; + #address-cells = <1>; + #size-cells = <1>; + + clk: clock-controller@0 { + compatible = "nxp,lpc3220-clk"; + reg = <0x00 0x114>; + #clock-cells = <1>; + + clocks = <&xtal_32k>, <&xtal>; + clock-names = "xtal_32k", "xtal"; + }; + }; + /* * MIC Interrupt controller includes: * MIC @40008000 -- 2.7.4