mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-19 13:48:06 +00:00
538a1d740c
The patches were generated from the RPi repo with the following command: git format-patch v6.6.58..rpi-6.6.y Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
67 lines
2.1 KiB
Diff
67 lines
2.1 KiB
Diff
From 62faabb61ae152e8289a00ffb3445f4c47777b33 Mon Sep 17 00:00:00 2001
|
|
From: Richard Oliver <richard.oliver@raspberrypi.com>
|
|
Date: Mon, 3 Jun 2024 16:02:41 +0100
|
|
Subject: [PATCH 1250/1350] media: i2c: imx500: Enable LED during SPI transfers
|
|
|
|
The Raspberry Pi 'AI Camera' is equipped with an LED. Enable this LED
|
|
during SPI transfers to indicate to the end-user that progress is being
|
|
made during large tramsfers.
|
|
|
|
Signed-off-by: Richard Oliver <richard.oliver@raspberrypi.com>
|
|
---
|
|
arch/arm/boot/dts/overlays/imx500-overlay.dts | 1 +
|
|
arch/arm/boot/dts/overlays/imx500-pi5-overlay.dts | 1 +
|
|
drivers/media/i2c/imx500.c | 6 ++++++
|
|
3 files changed, 8 insertions(+)
|
|
|
|
--- a/arch/arm/boot/dts/overlays/imx500-overlay.dts
|
|
+++ b/arch/arm/boot/dts/overlays/imx500-overlay.dts
|
|
@@ -105,6 +105,7 @@
|
|
|
|
&cam_node {
|
|
status = "okay";
|
|
+ led-gpios = <&spi_bridge 19 GPIO_ACTIVE_HIGH>;
|
|
reset-gpios = <&spi_bridge 20 GPIO_ACTIVE_HIGH>;
|
|
clocks = <&clk_aicam_gated>;
|
|
spi = <&spi_bridgedev0>;
|
|
--- a/arch/arm/boot/dts/overlays/imx500-pi5-overlay.dts
|
|
+++ b/arch/arm/boot/dts/overlays/imx500-pi5-overlay.dts
|
|
@@ -110,6 +110,7 @@
|
|
|
|
&cam_node {
|
|
status = "okay";
|
|
+ led-gpios = <&spi_bridge 19 GPIO_ACTIVE_HIGH>;
|
|
reset-gpios = <&spi_bridge 20 GPIO_ACTIVE_HIGH>;
|
|
clocks = <&clk_aicam_gated>;
|
|
spi = <&spi_bridgedev0>;
|
|
--- a/drivers/media/i2c/imx500.c
|
|
+++ b/drivers/media/i2c/imx500.c
|
|
@@ -965,6 +965,7 @@ struct imx500 {
|
|
struct clk *xclk;
|
|
u32 xclk_freq;
|
|
|
|
+ struct gpio_desc *led_gpio;
|
|
struct gpio_desc *reset_gpio;
|
|
struct regulator_bulk_data supplies[IMX500_NUM_SUPPLIES];
|
|
|
|
@@ -1990,7 +1991,10 @@ static int imx500_state_transition(struc
|
|
}
|
|
|
|
/* Do SPI transfer */
|
|
+ gpiod_set_value_cansleep(imx500->led_gpio, 1);
|
|
ret = imx500_spi_write(imx500, data, size);
|
|
+ gpiod_set_value_cansleep(imx500->led_gpio, 0);
|
|
+
|
|
imx500->fw_progress += size;
|
|
|
|
if (ret < 0)
|
|
@@ -2670,6 +2674,8 @@ static int imx500_probe(struct i2c_clien
|
|
return ret;
|
|
}
|
|
|
|
+ imx500->led_gpio = devm_gpiod_get_optional(dev, "led", GPIOD_OUT_LOW);
|
|
+
|
|
imx500->reset_gpio =
|
|
devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
|
|
|