1 /* 2 * linux/sound/rt5677.h -- Platform data for RT5677 3 * 4 * Copyright 2013 Realtek Semiconductor Corp. 5 * Author: Oder Chiou <oder_chiou@realtek.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 12 #ifndef __LINUX_SND_RT5677_H 13 #define __LINUX_SND_RT5677_H 14 15 enum rt5677_dmic2_clk { 16 RT5677_DMIC_CLK1 = 0, 17 RT5677_DMIC_CLK2 = 1, 18 }; 19 20 21 struct rt5677_platform_data { 22 /* IN1/IN2/LOUT1/LOUT2/LOUT3 can optionally be differential */ 23 bool in1_diff; 24 bool in2_diff; 25 bool lout1_diff; 26 bool lout2_diff; 27 bool lout3_diff; 28 /* DMIC2 clock source selection */ 29 enum rt5677_dmic2_clk dmic2_clk_pin; 30 31 /* configures GPIO, 0 - floating, 1 - pulldown, 2 - pullup */ 32 u8 gpio_config[6]; 33 34 /* jd1 can select 0 ~ 3 as OFF, GPIO1, GPIO2 and GPIO3 respectively */ 35 unsigned int jd1_gpio; 36 /* jd2 and jd3 can select 0 ~ 3 as 37 OFF, GPIO4, GPIO5 and GPIO6 respectively */ 38 unsigned int jd2_gpio; 39 unsigned int jd3_gpio; 40 41 /* Set MICBIAS1 VDD 1v8 or 3v3 */ 42 bool micbias1_vdd_3v3; 43 }; 44 45 #endif 46