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.pa...@st.com>
Signed-off-by: Lee Jones <lee.jo...@linaro.org>
---
arch/arm/boot/dts/stih407.dtsi | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/arch/arm/boot/dts/stih407.dtsi b/arch/arm/boot/dts/stih407.dtsi
index f539627a..97cc125 100644
--- a/arch/arm/boot/dts/stih407.dtsi
+++ b/arch/arm/boot/dts/stih407.dtsi
@@ -8,6 +8,7 @@
*/
#include "stih407-clock.dtsi"
#include "stih407-pinctrl.dtsi"
+#include <dt-bindings/mfd/st-lpc.h>
/ {
#address-cells = <1>;
#size-cells = <1>;
@@ -259,5 +260,24 @@
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
--
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