berlin_tools/bootloader/customization/as370/vento-p0/led.c

#include "led.h"
#include "i2c_led_driver.h"

#define LED_NUM 2
#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))

LED leds[LED_NUM] = {
	{
		false,
		0,
		0x29,
		LED_DRIVER_TYPE_LP5018,
	},
	{
		false,
		0,
		0x2A,
		LED_DRIVER_TYPE_LP5018,
	}
};

static int leds_inited = 0;

static void init_leds() {
	if (0 == leds_inited) {
		i2c_led_init(leds, LED_NUM);
		leds_inited = 1;
	}

	return;
}

void detect_led_driver(int *led_driver_type) {
	*led_driver_type = LED_DRIVER_TYPE_LP5018;
}

void cold_boot_show_led_init_boot(int led_driver_type) {
	if (led_driver_type != LED_DRIVER_TYPE_LP5018) {
		return;
	}
	init_leds();

	// See go/vento-schematics for led channel mapping
	unsigned char led_frame_29[32] = {
					0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0x00, 0x00,
					0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
					0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
					0x2D, 0x00, 0x00, 0x00, 0x00, 0x2D,
					0x00, 0x00, 0x00, 0x00, 0x00, 0x00
				};

	i2c_led_show_frame(0, led_frame_29, ARRAY_SIZE(led_frame_29));
}

void cold_boot_show_led_done_boot() {
// Vento underglow LEDs will stay a constant color and brightness
// throughout the bootloader
}