Ejemplos de pmic_i2c_24bit_read en C++ (Cpp)

Ejemplo n.º 1

Archivo: pmic_core_i2c.c Proyecto: YCsuperlife/imx53_kernel

static int __devinit is_chip_onboard(struct i2c_client *client)
{
	unsigned int ret = 0;

	/*bind the right device to the driver */
	if (pmic_i2c_24bit_read(client, REG_IDENTIFICATION, &ret) == -1)
		return -1;

	return 0;
}

Ejemplo n.º 2

static int __devinit is_chip_onboard(struct i2c_client *client)
{
	unsigned int ret = 0;

	/*bind the right device to the driver */
	if (pmic_i2c_24bit_read(client, REG_IDENTIFICATION, &ret) == -1)
		return -1;
	if ((MC13892_GEN_ID_VALUE != BITFEXT(ret, MC13892_GENERATION_ID)) &&
	   (MC34708_GEN_ID_VALUE != BITFEXT(ret, MC34708_GENERATION_ID))) {
		/*compare the address value */
		dev_err(&client->dev,
			"read generation ID 0x%x is not equal to 0x%x!\n",
			BITFEXT(ret, MC13892_GENERATION_ID),
			MC13892_GEN_ID_VALUE);
		return -1;
	}

	return 0;
}