From: Anson Huang <Anson.Huang@nxp.com>
To: horia.geanta@nxp.com, aymen.sghaier@nxp.com,
herbert@gondor.apana.org.au, davem@davemloft.net,
robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org,
kernel@pengutronix.de, fabio.estevam@nxp.com,
linux@armlinux.org.uk, mturquette@baylibre.com,
sboyd@codeaurora.org, adriana.reus@nxp.com, stefan@agner.ch,
dongas86@gmail.com
Cc: linux-crypto@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org
Subject: [PATCH V4 2/2] ARM: dts: imx7s: add snvs rtc clock
Date: Tue, 9 Jan 2018 17:52:06 +0800 [thread overview]
Message-ID: <1515491526-14060-2-git-send-email-Anson.Huang@nxp.com> (raw)
In-Reply-To: <1515491526-14060-1-git-send-email-Anson.Huang@nxp.com>
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(+)
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 {
--
1.9.1
next prev parent reply other threads:[~2018-01-09 9:52 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-09 9:52 [PATCH V4 1/2] clk: imx: imx7d: add the snvs clock Anson Huang
2018-01-09 9:52 ` Anson Huang [this message]
2018-01-09 10:26 ` [PATCH V4 2/2] ARM: dts: imx7s: add snvs rtc clock Dong Aisheng
2018-01-11 22:11 ` Rob Herring
2018-02-02 3:44 ` Shawn Guo
2018-02-22 5:19 ` Shawn Guo
2018-01-11 22:10 ` [PATCH V4 1/2] clk: imx: imx7d: add the snvs clock Rob Herring
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