[PATCH v2 4/9] ARM: STi: DT: STiH407: Add Device Tree node for the LPC

From: Lee Jones
Date: Thu Jan 22 2015 - 06:59:04 EST


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 <david.paris@xxxxxx>
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/