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authorLinus Torvalds <torvalds@linux-foundation.org>2015-09-01 21:18:40 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-01 21:18:40 +0200
commit50686e8a3aed2f5d295e9d2e79ff43df461c7b76 (patch)
treee5de912d74c6e1d75e6ecf75f2a62c313955baff /Documentation/devicetree/bindings/crypto/fsl-sec4.txt
parentMerge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/a... (diff)
parentMerge tag 'v4.3-rockchip32-soc3' of git://git.kernel.org/pub/scm/linux/kernel... (diff)
downloadlinux-50686e8a3aed2f5d295e9d2e79ff43df461c7b76.tar.xz
linux-50686e8a3aed2f5d295e9d2e79ff43df461c7b76.zip
Merge tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC platform updates from Olof Johansson: "New or improved SoC support: - add support for Atmel's SAMA5D2 SoC - add support for Freescale i.MX6UL - improved support for TI's DM814x platform - misc fixes and improvements for RockChip platforms - Marvell MVEBU suspend/resume support A few driver changes that ideally would belong in the drivers branch are also here (acked by appropriate maintainers): - power key input driver for Freescale platforms (svns) - RTC driver updates for Freescale platforms (svns/mxc) - clk fixes for TI DM814/816X + a bunch of other changes for various platforms" * tag 'armsoc-soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (83 commits) ARM: rockchip: pm: Fix PTR_ERR() argument ARM: imx: mach-imx6ul: Fix allmodconfig build clk: ti: fix for definition movement ARM: uniphier: drop v7_invalidate_l1 call at secondary entry memory: kill off set_irq_flags usage rtc: snvs: select option REGMAP_MMIO ARM: brcmstb: select ARCH_DMA_ADDR_T_64BIT for LPAE ARM: BCM: Enable ARM erratum 798181 for BRCMSTB ARM: OMAP2+: Fix power domain operations regression caused by 81xx ARM: rockchip: enable PMU_GPIOINT_WAKEUP_EN when entering shallow suspend ARM: rockchip: set correct stabilization thresholds in suspend ARM: rockchip: rename osc_switch_to_32k variable ARM: imx6ul: add fec MAC refrence clock and phy fixup init ARM: imx6ul: add fec bits to GPR syscon definition rtc: mxc: add support of device tree dt-binding: document the binding for mxc rtc rtc: mxc: use a second rtc clock ARM: davinci: cp_intc: use IRQCHIP_SKIP_SET_WAKE instead of irq_set_wake callback soc: mediatek: Fix SCPSYS compilation ARM: at91/soc: add basic support for new sama5d2 SoC ...
Diffstat (limited to 'Documentation/devicetree/bindings/crypto/fsl-sec4.txt')
-rw-r--r--Documentation/devicetree/bindings/crypto/fsl-sec4.txt91
1 files changed, 78 insertions, 13 deletions
diff --git a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
index 100307304766..6831d025ec24 100644
--- a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
+++ b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
@@ -305,12 +305,13 @@ Secure Non-Volatile Storage (SNVS) Node
Node defines address range and the associated
interrupt for the SNVS function. This function
monitors security state information & reports
- security violations.
+ security violations. This also included rtc,
+ system power off and ON/OFF key.
- compatible
Usage: required
Value type: <string>
- Definition: Must include "fsl,sec-v4.0-mon".
+ Definition: Must include "fsl,sec-v4.0-mon" and "syscon".
- reg
Usage: required
@@ -341,7 +342,7 @@ Secure Non-Volatile Storage (SNVS) Node
the child address, parent address, & length.
- interrupts
- Usage: required
+ Usage: optional
Value type: <prop_encoded-array>
Definition: Specifies the interrupts generated by this
device. The value of the interrupts property
@@ -358,7 +359,7 @@ Secure Non-Volatile Storage (SNVS) Node
EXAMPLE
sec_mon@314000 {
- compatible = "fsl,sec-v4.0-mon";
+ compatible = "fsl,sec-v4.0-mon", "syscon";
reg = <0x314000 0x1000>;
ranges = <0 0x314000 0x1000>;
interrupt-parent = <&mpic>;
@@ -375,16 +376,72 @@ Secure Non-Volatile Storage (SNVS) Low Power (LP) RTC Node
Value type: <string>
Definition: Must include "fsl,sec-v4.0-mon-rtc-lp".
- - reg
+ - interrupts
Usage: required
- Value type: <prop-encoded-array>
- Definition: A standard property. Specifies the physical
- address and length of the SNVS LP configuration registers.
+ Value type: <prop_encoded-array>
+ Definition: Specifies the interrupts generated by this
+ device. The value of the interrupts property
+ consists of one interrupt specifier. The format
+ of the specifier is defined by the binding document
+ describing the node's interrupt parent.
+
+ - regmap
+ Usage: required
+ Value type: <phandle>
+ Definition: this is phandle to the register map node.
+
+ - offset
+ Usage: option
+ value type: <u32>
+ Definition: LP register offset. default it is 0x34.
EXAMPLE
- sec_mon_rtc_lp@314000 {
+ sec_mon_rtc_lp@1 {
compatible = "fsl,sec-v4.0-mon-rtc-lp";
- reg = <0x34 0x58>;
+ interrupts = <93 2>;
+ regmap = <&snvs>;
+ offset = <0x34>;
+ };
+
+=====================================================================
+System ON/OFF key driver
+
+ The snvs-pwrkey is designed to enable POWER key function which controlled
+ by SNVS ONOFF, the driver can report the status of POWER key and wakeup
+ system if pressed after system suspend.
+
+ - compatible:
+ Usage: required
+ Value type: <string>
+ Definition: Mush include "fsl,sec-v4.0-pwrkey".
+
+ - interrupts:
+ Usage: required
+ Value type: <prop_encoded-array>
+ Definition: The SNVS ON/OFF interrupt number to the CPU(s).
+
+ - linux,keycode:
+ Usage: option
+ Value type: <int>
+ Definition: Keycode to emit, KEY_POWER by default.
+
+ - wakeup-source:
+ Usage: option
+ Value type: <boo>
+ Definition: Button can wake-up the system.
+
+ - regmap:
+ Usage: required:
+ Value type: <phandle>
+ Definition: this is phandle to the register map node.
+
+EXAMPLE:
+ snvs-pwrkey@0x020cc000 {
+ compatible = "fsl,sec-v4.0-pwrkey";
+ regmap = <&snvs>;
+ interrupts = <0 4 0x4>
+ linux,keycode = <116>; /* KEY_POWER */
+ wakeup;
};
=====================================================================
@@ -460,12 +517,20 @@ FULL EXAMPLE
compatible = "fsl,sec-v4.0-mon";
reg = <0x314000 0x1000>;
ranges = <0 0x314000 0x1000>;
- interrupt-parent = <&mpic>;
- interrupts = <93 2>;
sec_mon_rtc_lp@34 {
compatible = "fsl,sec-v4.0-mon-rtc-lp";
- reg = <0x34 0x58>;
+ regmap = <&sec_mon>;
+ offset = <0x34>;
+ interrupts = <93 2>;
+ };
+
+ snvs-pwrkey@0x020cc000 {
+ compatible = "fsl,sec-v4.0-pwrkey";
+ regmap = <&sec_mon>;
+ interrupts = <0 4 0x4>;
+ linux,keycode = <116>; /* KEY_POWER */
+ wakeup;
};
};