linux-kernel - [PATCH] ARM: dts: am335x: Add rtc node as system-power-controller

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Message-Id: <20211012191311.879838-1-dfustini@baylibre.com>
Date:   Tue, 12 Oct 2021 12:13:12 -0700
From:   Drew Fustini <dfustini@...libre.com>
To:     Benoit Cousson <bcousson@...libre.com>,
        Dave Gerlach <d-gerlach@...com>, Keerthy <j-keerthy@...com>,
        Tony Lindgren <tony@...mide.com>,
        Rob Herring <robh+dt@...nel.org>, linux-omap@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Drew Fustini <dfustini@...libre.com>
Subject: [PATCH] ARM: dts: am335x: Add rtc node as system-power-controller

From: Keerthy <j-keerthy@...com>

PMIC_PWR_EN pin of RTC on am335x-evm, bone, and boneblack is connected to
PMIC on board, so flag rtc node as system-power-controller to allow
software to poweroff boards.

Signed-off-by: Dave Gerlach <d-gerlach@...com>
Signed-off-by: Keerthy <j-keerthy@...com>
Signed-off-by: Drew Fustini <dfustini@...libre.com>
---
 arch/arm/boot/dts/am335x-bone-common.dtsi | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi
index 0ccdc7cd463b..56ae5095a5b8 100644
--- a/arch/arm/boot/dts/am335x-bone-common.dtsi
+++ b/arch/arm/boot/dts/am335x-bone-common.dtsi
@@ -399,6 +399,7 @@ &sham {
 &rtc {
 	clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
 	clock-names = "ext-clk", "int-clk";
+	system-power-controller;
 };
 
 &pruss_tm {
-- 
2.27.0