xref: /openbmc/u-boot/arch/arm/mach-omap2/am33xx/mux.c (revision cd1cc31f)
1 /*
2  * mux.c
3  *
4  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation version 2.
9  *
10  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
11  * kind, whether express or implied; without even the implied warranty
12  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  */
15 
16 #include <common.h>
17 #include <asm/arch/mux.h>
18 #include <asm/arch/hardware.h>
19 #include <asm/io.h>
20 
21 /*
22  * Configure the pin mux for the module
23  */
24 void configure_module_pin_mux(struct module_pin_mux *mod_pin_mux)
25 {
26 	int i;
27 
28 	if (!mod_pin_mux)
29 		return;
30 
31 	for (i = 0; mod_pin_mux[i].reg_offset != -1; i++)
32 		MUX_CFG(mod_pin_mux[i].val, mod_pin_mux[i].reg_offset);
33 }
34 
35 /*
36  * provide a default over-writable definition
37 */
38 void __weak set_uart_mux_conf(void)
39 {
40 }
41 
42 /*
43 * provide a default over-writable definition
44 */
45 void __weak set_mux_conf_regs(void)
46 {
47 }
48