1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * ssp.h 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2003 Russell King, All Rights Reserved. 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun #ifndef SSP_H 8*4882a593Smuzhiyun #define SSP_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun struct ssp_state { 11*4882a593Smuzhiyun unsigned int cr0; 12*4882a593Smuzhiyun unsigned int cr1; 13*4882a593Smuzhiyun }; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun int ssp_write_word(u16 data); 16*4882a593Smuzhiyun int ssp_read_word(u16 *data); 17*4882a593Smuzhiyun int ssp_flush(void); 18*4882a593Smuzhiyun void ssp_enable(void); 19*4882a593Smuzhiyun void ssp_disable(void); 20*4882a593Smuzhiyun void ssp_save_state(struct ssp_state *ssp); 21*4882a593Smuzhiyun void ssp_restore_state(struct ssp_state *ssp); 22*4882a593Smuzhiyun int ssp_init(void); 23*4882a593Smuzhiyun void ssp_exit(void); 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #endif 26