xref: /OK3568_Linux_fs/kernel/include/linux/platform_data/asoc-ti-mcbsp.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Defines for Multi-Channel Buffered Serial Port
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (C) 2002 RidgeRun, Inc.
6*4882a593Smuzhiyun  * Author: Steve Johnson
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun #ifndef __ASOC_TI_MCBSP_H
9*4882a593Smuzhiyun #define __ASOC_TI_MCBSP_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/spinlock.h>
12*4882a593Smuzhiyun #include <linux/clk.h>
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun /* Platform specific configuration */
15*4882a593Smuzhiyun struct omap_mcbsp_ops {
16*4882a593Smuzhiyun 	void (*request)(unsigned int);
17*4882a593Smuzhiyun 	void (*free)(unsigned int);
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun struct omap_mcbsp_platform_data {
21*4882a593Smuzhiyun 	struct omap_mcbsp_ops *ops;
22*4882a593Smuzhiyun 	u16 buffer_size;
23*4882a593Smuzhiyun 	u8 reg_size;
24*4882a593Smuzhiyun 	u8 reg_step;
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun 	/* McBSP platform and instance specific features */
27*4882a593Smuzhiyun 	bool has_wakeup; /* Wakeup capability */
28*4882a593Smuzhiyun 	bool has_ccr; /* Transceiver has configuration control registers */
29*4882a593Smuzhiyun 	int (*force_ick_on)(struct clk *clk, bool force_on);
30*4882a593Smuzhiyun };
31*4882a593Smuzhiyun 
32*4882a593Smuzhiyun void omap3_mcbsp_init_pdata_callback(struct omap_mcbsp_platform_data *pdata);
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #endif
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