linux-kernel - [RESEND PATCH v3 4/4] mfd: rk8xx: Add support for RK806 power off

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Date:   Thu, 19 Oct 2023 18:57:26 +0200
From:   Ondřej Jirman <megi@....cz>
To:     Lee Jones <lee@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Heiko Stuebner <heiko@...ech.de>
Cc:     Ondrej Jirman <megi@....cz>,
        Sebastian Reichel <sebastian.reichel@...labora.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [RESEND PATCH v3 4/4] mfd: rk8xx: Add support for RK806 power off

From: Ondrej Jirman <megi@....cz>

Use DEV_OFF bit to power off the RK806 PMIC, when system-power-controller
is used in DTS.

Signed-off-by: Ondrej Jirman <megi@....cz>
Reviewed-by: Sebastian Reichel <sebastian.reichel@...labora.com>
---
 drivers/mfd/rk8xx-core.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/mfd/rk8xx-core.c b/drivers/mfd/rk8xx-core.c
index a50a181b18e9..c47164a3ec1d 100644
--- a/drivers/mfd/rk8xx-core.c
+++ b/drivers/mfd/rk8xx-core.c
@@ -525,6 +525,10 @@ static int rk808_power_off(struct sys_off_data *data)
 		reg = RK805_DEV_CTRL_REG;
 		bit = DEV_OFF;
 		break;
+	case RK806_ID:
+		reg = RK806_SYS_CFG3;
+		bit = DEV_OFF;
+		break;
 	case RK808_ID:
 		reg = RK808_DEVCTRL_REG,
 		bit = DEV_OFF_RST;
-- 
2.42.0