1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * fan53555.h - Fairchild Regulator FAN53555 Driver 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2012 Marvell Technology Ltd. 6*4882a593Smuzhiyun * Yunfan Zhang <yfzhang@marvell.com> 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef __FAN53555_H__ 10*4882a593Smuzhiyun #define __FAN53555_H__ 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun /* VSEL ID */ 13*4882a593Smuzhiyun enum { 14*4882a593Smuzhiyun FAN53555_VSEL_ID_0 = 0, 15*4882a593Smuzhiyun FAN53555_VSEL_ID_1, 16*4882a593Smuzhiyun }; 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun /* Transition slew rate limiting from a low to high voltage. 19*4882a593Smuzhiyun * ----------------------- 20*4882a593Smuzhiyun * Bin |Slew Rate(mV/uS) 21*4882a593Smuzhiyun * ------|---------------- 22*4882a593Smuzhiyun * 000 | 64.00 23*4882a593Smuzhiyun * ------|---------------- 24*4882a593Smuzhiyun * 001 | 32.00 25*4882a593Smuzhiyun * ------|---------------- 26*4882a593Smuzhiyun * 010 | 16.00 27*4882a593Smuzhiyun * ------|---------------- 28*4882a593Smuzhiyun * 011 | 8.00 29*4882a593Smuzhiyun * ------|---------------- 30*4882a593Smuzhiyun * 100 | 4.00 31*4882a593Smuzhiyun * ------|---------------- 32*4882a593Smuzhiyun * 101 | 2.00 33*4882a593Smuzhiyun * ------|---------------- 34*4882a593Smuzhiyun * 110 | 1.00 35*4882a593Smuzhiyun * ------|---------------- 36*4882a593Smuzhiyun * 111 | 0.50 37*4882a593Smuzhiyun * ----------------------- 38*4882a593Smuzhiyun */ 39*4882a593Smuzhiyun enum { 40*4882a593Smuzhiyun FAN53555_SLEW_RATE_64MV = 0, 41*4882a593Smuzhiyun FAN53555_SLEW_RATE_32MV, 42*4882a593Smuzhiyun FAN53555_SLEW_RATE_16MV, 43*4882a593Smuzhiyun FAN53555_SLEW_RATE_8MV, 44*4882a593Smuzhiyun FAN53555_SLEW_RATE_4MV, 45*4882a593Smuzhiyun FAN53555_SLEW_RATE_2MV, 46*4882a593Smuzhiyun FAN53555_SLEW_RATE_1MV, 47*4882a593Smuzhiyun FAN53555_SLEW_RATE_0_5MV, 48*4882a593Smuzhiyun }; 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun struct fan53555_platform_data { 51*4882a593Smuzhiyun struct regulator_init_data *regulator; 52*4882a593Smuzhiyun unsigned int slew_rate; 53*4882a593Smuzhiyun /* Sleep VSEL ID */ 54*4882a593Smuzhiyun unsigned int sleep_vsel_id; 55*4882a593Smuzhiyun }; 56*4882a593Smuzhiyun 57*4882a593Smuzhiyun #endif /* __FAN53555_H__ */ 58