leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ARM: dts: imx7s: add snvs rtc clock

Browse Source 
Add i.MX7 SNVS RTC clock.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Acked-by: Dong Aisheng <aisheng.dong@nxp.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Anson Huang 2018-01-09 17:52:06 +08:00 committed by Shawn Guo
parent 1691cc375a
commit ec2a844ef7
2 changed files with 19 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
Documentation/devicetree/bindings/crypto/fsl-sec4.txt
View File

@ -415,12 +415,27 @@ Secure Non-Volatile Storage (SNVS) Low Power (LP) RTC Node
value type: <u32> value type: <u32>
Definition: LP register offset. default it is 0x34. Definition: LP register offset. default it is 0x34.
- clocks
Usage: optional, required if SNVS LP RTC requires explicit
enablement of clocks
Value type: <prop_encoded-array>
Definition: a clock specifier describing the clock required for
enabling and disabling SNVS LP RTC.
- clock-names
Usage: optional, required if SNVS LP RTC requires explicit
enablement of clocks
Value type: <string>
Definition: clock name string should be "snvs-rtc".
EXAMPLE EXAMPLE
sec_mon_rtc_lp@1 { sec_mon_rtc_lp@1 {
compatible = "fsl,sec-v4.0-mon-rtc-lp"; compatible = "fsl,sec-v4.0-mon-rtc-lp";
interrupts = <93 2>; interrupts = <93 2>;
regmap = <&snvs>; regmap = <&snvs>;
offset = <0x34>; offset = <0x34>;
clocks = <&clks IMX7D_SNVS_CLK>;
clock-names = "snvs-rtc";
}; };
===================================================================== =====================================================================
@ -543,6 +558,8 @@ FULL EXAMPLE
regmap = <&sec_mon>; regmap = <&sec_mon>;
offset = <0x34>; offset = <0x34>;
interrupts = <93 2>; interrupts = <93 2>;
clocks = <&clks IMX7D_SNVS_CLK>;
clock-names = "snvs-rtc";
}; };
snvs-pwrkey@020cc000 { snvs-pwrkey@020cc000 {

2
arch/arm/boot/dts/imx7s.dtsi
View File

@ -551,6 +551,8 @@
offset = <0x34>; offset = <0x34>;
interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>, interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>; <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clks IMX7D_SNVS_CLK>;
clock-names = "snvs-rtc";
}; };
snvs_poweroff: snvs-poweroff { snvs_poweroff: snvs-poweroff {