[PATCH v3 3/8] ARM: STi: DT: STiH407: Add Device Tree node for the LPC
From: Lee Jones <hidden>
Date: 2015-02-18 11:49:30
Also in:
linux-arm-kernel, linux-watchdog, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
On current ST platforms the LPC controls a number of functions. This patch enables support for the LPC Watchdog and LPC RTC devices on LPC1 and LPC2 respectively. Signed-off-by: David Paris <redacted> Signed-off-by: Lee Jones <redacted> --- arch/arm/boot/dts/stih407-family.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+)
diff --git a/arch/arm/boot/dts/stih407-family.dtsi b/arch/arm/boot/dts/stih407-family.dtsi
index 3e31d32..04448a7 100644
--- a/arch/arm/boot/dts/stih407-family.dtsi
+++ b/arch/arm/boot/dts/stih407-family.dtsi@@ -7,6 +7,7 @@ * publishhed by the Free Software Foundation. */ #include "stih407-pinctrl.dtsi" +#include <dt-bindings/mfd/st-lpc.h> #include <dt-bindings/reset-controller/stih407-resets.h> / { #address-cells = <1>;
@@ -274,5 +275,24 @@ status = "disabled"; }; + + /* Watchdog and Real-Time Clock */ + lpc@8787000 { + compatible = "st,stih407-lpc"; + reg = <0x8787000 0x1000>; + interrupts = <GIC_SPI 129 IRQ_TYPE_EDGE_RISING>; + clocks = <&clk_s_d3_flexgen CLK_LPC_0>; + timeout-sec = <120>; + st,syscfg = <&syscfg_core>; + st,lpc-mode = <ST_LPC_MODE_WDT>; + }; + + lpc@8788000 { + compatible = "st,stih407-lpc"; + reg = <0x8788000 0x1000>; + interrupts = <GIC_SPI 130 IRQ_TYPE_EDGE_RISING>; + clocks = <&clk_s_d3_flexgen CLK_LPC_1>; + st,lpc-mode = <ST_LPC_MODE_RTC>; + }; }; };
--
1.9.1