9 #include <zephyr/drivers/i2c.h>
33 	struct i2c_dt_spec i2c;  member
36 static int is31fl3216a_write_buffer(const struct i2c_dt_spec *i2c,  in is31fl3216a_write_buffer()  argument
41 	status = i2c_write_dt(i2c, buffer, num_bytes);  in is31fl3216a_write_buffer()
50 static int is31fl3216a_write_reg(const struct i2c_dt_spec *i2c, uint8_t reg,  in is31fl3216a_write_reg()  argument
55 	return is31fl3216a_write_buffer(i2c, buffer, sizeof(buffer));  in is31fl3216a_write_reg()
58 static int is31fl3216a_update_pwm(const struct i2c_dt_spec *i2c)  in is31fl3216a_update_pwm()  argument
60 	return is31fl3216a_write_reg(i2c, IS31FL3216A_REG_UPDATE, 0);  in is31fl3216a_update_pwm()
97 	status = is31fl3216a_write_buffer(&config->i2c, i2c_buffer,  in is31fl3216a_led_write_channels()
103 	return is31fl3216a_update_pwm(&config->i2c);  in is31fl3216a_led_write_channels()
119 	status = is31fl3216a_write_reg(&config->i2c, pwm_reg, pwm_value);  in is31fl3216a_led_set_brightness()
124 	return is31fl3216a_update_pwm(&config->i2c);  in is31fl3216a_led_set_brightness()
137 static int is31fl3216a_init_registers(const struct i2c_dt_spec *i2c)  in is31fl3216a_init_registers()  argument
142 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_CTL_1, 0xFF);  in is31fl3216a_init_registers()
147 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_CTL_2, 0xFF);  in is31fl3216a_init_registers()
152 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_LIGHT_EFFECT, 0x00);  in is31fl3216a_init_registers()
157 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_CHANNEL_CONFIG,  in is31fl3216a_init_registers()
163 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_GPIO_CONFIG, 0x00);  in is31fl3216a_init_registers()
168 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_OUTPUT_PORT, 0x00);  in is31fl3216a_init_registers()
173 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_INT_CONTROL, 0x00);  in is31fl3216a_init_registers()
178 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_ADC_SAMPLE_RATE,  in is31fl3216a_init_registers()
184 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_FRAME_DELAY, 0x00);  in is31fl3216a_init_registers()
189 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_FRAME_START, 0x00);  in is31fl3216a_init_registers()
197 		status = is31fl3216a_write_reg(i2c, i, 0);  in is31fl3216a_init_registers()
203 	status = is31fl3216a_write_reg(i2c, IS31FL3216A_REG_UPDATE, 0);  in is31fl3216a_init_registers()
208 	return is31fl3216a_write_reg(i2c, IS31FL3216A_REG_CONFIG, 0x00);  in is31fl3216a_init_registers()
215 	LOG_DBG("Initializing @0x%x...", config->i2c.addr);  in is31fl3216a_init()
217 	if (!i2c_is_ready_dt(&config->i2c)) {  in is31fl3216a_init()
218 		LOG_ERR("I2C device not ready");  in is31fl3216a_init()
222 	return is31fl3216a_init_registers(&config->i2c);  in is31fl3216a_init()
234 		.i2c = I2C_DT_SPEC_INST_GET(id),			\