C++ (Cpp) i2c_compat_get_device Beispiele

Beispiel #1

Datei: i2c-uclass-compat.c Projekt: Noltari/u-boot

void i2c_reg_write(uint8_t chip_addr, uint8_t offset, uint8_t val)
{
	struct udevice *dev;
	int ret;

	ret = i2c_compat_get_device(chip_addr, 1, &dev);
	if (!ret)
		dm_i2c_reg_write(dev, offset, val);
}

Beispiel #2

Datei: i2c-uclass-compat.c Projekt: Noltari/u-boot

uint8_t i2c_reg_read(uint8_t chip_addr, uint8_t offset)
{
	struct udevice *dev;
	int ret;

	ret = i2c_compat_get_device(chip_addr, 1, &dev);
	if (ret)
		return 0xff;
	return dm_i2c_reg_read(dev, offset);
}

Beispiel #3

Datei: i2c-uclass-compat.c Projekt: KunYi/uboot-samx6i

int i2c_write(uint8_t chip_addr, unsigned int addr, int alen, uint8_t *buffer,
	      int len)
{
	struct udevice *dev;
	int ret;

	ret = i2c_compat_get_device(chip_addr, alen, &dev);
	if (ret)
		return ret;

	return dm_i2c_write(dev, addr, buffer, len);
}