From 79ca69b72f81aeca972624ea7d402d7f9e383aa3 Mon Sep 17 00:00:00 2001
From: Qubot <1445788683@qq.com>
Date: Sun, 14 Jun 2026 18:24:07 +0800
Subject: [PATCH] media: sunxi-vin: tune BPI-M8 IMX415 power sequence

---
 .../boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi0.dts | 4 ++++
 .../boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi1.dts | 4 ++++
 bsp/drivers/vin/modules/sensor/imx415_mipi.c                  | 2 +-
 3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi0.dts b/arch/arm64/boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi0.dts
index 45834f1ed..a4a9330d5 100644
--- a/arch/arm64/boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi0.dts
+++ b/arch/arm64/boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi0.dts
@@ -36,6 +36,10 @@
 	sensor0_stby_mode = <0>;
 	sensor0_vflip = <0>;
 	sensor0_hflip = <0>;
+	sensor0_cameravdd_vol = <3300000>;
+	sensor0_iovdd_vol = <1800000>;
+	sensor0_avdd_vol = <3300000>;
+	sensor0_dvdd_vol = <1800000>;
 	sensor0_reset = <&pio PE 7 GPIO_ACTIVE_LOW>;
 	sensor0_pwdn = <&pio PE 6 GPIO_ACTIVE_LOW>;
 	status = "okay";
diff --git a/arch/arm64/boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi1.dts b/arch/arm64/boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi1.dts
index 40c6c465e..b91a8eb18 100644
--- a/arch/arm64/boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi1.dts
+++ b/arch/arm64/boot/dts/sunxi/overlay/bpi-m8/sun60i-a733-imx415-csi1.dts
@@ -36,6 +36,10 @@
 	sensor1_stby_mode = <0>;
 	sensor1_vflip = <0>;
 	sensor1_hflip = <0>;
+	sensor1_cameravdd_vol = <3300000>;
+	sensor1_iovdd_vol = <1800000>;
+	sensor1_avdd_vol = <3300000>;
+	sensor1_dvdd_vol = <1800000>;
 	sensor1_reset = <&pio PE 9 GPIO_ACTIVE_LOW>;
 	sensor1_pwdn = <&pio PE 8 GPIO_ACTIVE_LOW>;
 	status = "okay";
diff --git a/bsp/drivers/vin/modules/sensor/imx415_mipi.c b/bsp/drivers/vin/modules/sensor/imx415_mipi.c
index 2439bbf67..51273f612 100644
--- a/bsp/drivers/vin/modules/sensor/imx415_mipi.c
+++ b/bsp/drivers/vin/modules/sensor/imx415_mipi.c
@@ -862,7 +862,7 @@ static int sensor_power(struct v4l2_subdev *sd, int on)
 		vin_set_pmu_channel(sd, AVDD, ON);
 		vin_set_pmu_channel(sd, DVDD, ON);
 		vin_gpio_write(sd, RESET, CSI_GPIO_HIGH);
-		vin_gpio_write(sd, PWDN, CSI_GPIO_HIGH);
+		vin_gpio_write(sd, PWDN, CSI_GPIO_LOW);
 		usleep_range(100, 120);
 		vin_set_mclk(sd, ON);
 		usleep_range(100, 120);