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ARM: STi: STiH416: Add reset controller support.

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This patch adds a reset controller node to the SOC device tree and also
adds new header files with reset lines required for other device tree
nodes.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@st.com>
This commit is contained in:
Srinivas Kandagatla 2014-03-11 09:35:12 +00:00
parent fc58fcf6da
commit da3e02a236
2 changed files with 27 additions and 0 deletions
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6
arch/arm/boot/dts/stih416.dtsi
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@ -10,6 +10,7 @@
#include "stih416-clock.dtsi"
#include "stih416-pinctrl.dtsi"
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/reset-controller/stih416-resets.h>
/ {
L2: cache-controller {
compatible = "arm,pl310-cache";
@ -27,6 +28,11 @@
ranges;
compatible = "simple-bus";
powerdown: powerdown-controller {
#reset-cells = <1>;
compatible = "st,stih416-powerdown";
};
syscfg_sbc:sbc-syscfg@fe600000{
compatible = "st,stih416-sbc-syscfg", "syscon";
reg = <0xfe600000 0x1000>;

21
include/dt-bindings/reset-controller/stih416-resets.h Normal file
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@ -0,0 +1,21 @@
/*
* This header provides constants for the reset controller
* based peripheral powerdown requests on the STMicroelectronics
* STiH416 SoC.
*/
#ifndef _DT_BINDINGS_RESET_CONTROLLER_STIH416
#define _DT_BINDINGS_RESET_CONTROLLER_STIH416
#define STIH416_EMISS_POWERDOWN 0
#define STIH416_NAND_POWERDOWN 1
#define STIH416_KEYSCAN_POWERDOWN 2
#define STIH416_USB0_POWERDOWN 3
#define STIH416_USB1_POWERDOWN 4
#define STIH416_USB2_POWERDOWN 5
#define STIH416_USB3_POWERDOWN 6
#define STIH416_SATA0_POWERDOWN 7
#define STIH416_SATA1_POWERDOWN 8
#define STIH416_PCIE0_POWERDOWN 9
#define STIH416_PCIE1_POWERDOWN 10
#endif /* _DT_BINDINGS_RESET_CONTROLLER_STIH416 */