diff mbox

[V4,2/2] ARM: dts: imx7s: add snvs rtc clock

Message ID 1515491526-14060-2-git-send-email-Anson.Huang@nxp.com (mailing list archive)
State New, archived
Headers show

Commit Message

Anson Huang Jan. 9, 2018, 9:52 a.m. UTC
Add i.MX7 SNVS RTC clock.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
change since v3:
	add optional for clocks in binding doc statement.
 Documentation/devicetree/bindings/crypto/fsl-sec4.txt | 17 +++++++++++++++++
 arch/arm/boot/dts/imx7s.dtsi                          |  2 ++
 2 files changed, 19 insertions(+)

Comments

Dong Aisheng Jan. 9, 2018, 10:26 a.m. UTC | #1
On Tue, Jan 09, 2018 at 05:52:06PM +0800, Anson Huang wrote:
> Add i.MX7 SNVS RTC clock.
> 
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>

Acked-by: Dong Aisheng <aisheng.dong@nxp.com>

Regards
Dong Aisheng
Rob Herring (Arm) Jan. 11, 2018, 10:11 p.m. UTC | #2
On Tue, Jan 09, 2018 at 05:52:06PM +0800, Anson Huang wrote:
> Add i.MX7 SNVS RTC clock.
> 
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> ---
> change since v3:
> 	add optional for clocks in binding doc statement.
>  Documentation/devicetree/bindings/crypto/fsl-sec4.txt | 17 +++++++++++++++++
>  arch/arm/boot/dts/imx7s.dtsi                          |  2 ++
>  2 files changed, 19 insertions(+)

Reviewed-by: Rob Herring <robh@kernel.org>
Shawn Guo Feb. 2, 2018, 3:44 a.m. UTC | #3
On Tue, Jan 09, 2018 at 05:52:06PM +0800, Anson Huang wrote:
> Add i.MX7 SNVS RTC clock.
> 
> Signed-off-by: Anson Huang <Anson.Huang@nxp.com>

Looks fine to me.  Ping me when clk driver part lands mainline.

Shawn
Shawn Guo Feb. 22, 2018, 5:19 a.m. UTC | #4
On Fri, Feb 02, 2018 at 11:44:59AM +0800, Shawn Guo wrote:
> On Tue, Jan 09, 2018 at 05:52:06PM +0800, Anson Huang wrote:
> > Add i.MX7 SNVS RTC clock.
> > 
> > Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
> 
> Looks fine to me.  Ping me when clk driver part lands mainline.

I'm collecting i.MX clock patches and later will send them to clk
maintainers in form of pull request.  So applied both.

Shawn
diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
index 76aec8a..3c1f3a2 100644
--- a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
+++ b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt
@@ -415,12 +415,27 @@  Secure Non-Volatile Storage (SNVS) Low Power (LP) RTC Node
 	value type: <u32>
 	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
 	sec_mon_rtc_lp@1 {
 		compatible = "fsl,sec-v4.0-mon-rtc-lp";
 		interrupts = <93 2>;
 		regmap = <&snvs>;
 		offset = <0x34>;
+		clocks = <&clks IMX7D_SNVS_CLK>;
+		clock-names = "snvs-rtc";
 	};
 
 =====================================================================
@@ -543,6 +558,8 @@  FULL EXAMPLE
 			regmap = <&sec_mon>;
 			offset = <0x34>;
 			interrupts = <93 2>;
+			clocks = <&clks IMX7D_SNVS_CLK>;
+			clock-names = "snvs-rtc";
 		};
 
 		snvs-pwrkey@020cc000 {
diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
index 9aa2bb9..02baf42 100644
--- a/arch/arm/boot/dts/imx7s.dtsi
+++ b/arch/arm/boot/dts/imx7s.dtsi
@@ -551,6 +551,8 @@ 
 					offset = <0x34>;
 					interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>,
 						     <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
+					clocks = <&clks IMX7D_SNVS_CLK>;
+					clock-names = "snvs-rtc";
 				};
 
 				snvs_poweroff: snvs-poweroff {