xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-exynos/include/mach/uart.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2009 Samsung Electronics
3*4882a593Smuzhiyun  * Minkyu Kang <mk7.kang@samsung.com>
4*4882a593Smuzhiyun  * Heungjun Kim <riverful.kim@samsung.com>
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #ifndef __ASM_ARCH_UART_H_
10*4882a593Smuzhiyun #define __ASM_ARCH_UART_H_
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef __ASSEMBLY__
13*4882a593Smuzhiyun /* baudrate rest value */
14*4882a593Smuzhiyun union br_rest {
15*4882a593Smuzhiyun 	unsigned short	slot;		/* udivslot */
16*4882a593Smuzhiyun 	unsigned char	value;		/* ufracval */
17*4882a593Smuzhiyun };
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun struct s5p_uart {
20*4882a593Smuzhiyun 	unsigned int	ulcon;
21*4882a593Smuzhiyun 	unsigned int	ucon;
22*4882a593Smuzhiyun 	unsigned int	ufcon;
23*4882a593Smuzhiyun 	unsigned int	umcon;
24*4882a593Smuzhiyun 	unsigned int	utrstat;
25*4882a593Smuzhiyun 	unsigned int	uerstat;
26*4882a593Smuzhiyun 	unsigned int	ufstat;
27*4882a593Smuzhiyun 	unsigned int	umstat;
28*4882a593Smuzhiyun 	unsigned char	utxh;
29*4882a593Smuzhiyun 	unsigned char	res1[3];
30*4882a593Smuzhiyun 	unsigned char	urxh;
31*4882a593Smuzhiyun 	unsigned char	res2[3];
32*4882a593Smuzhiyun 	unsigned int	ubrdiv;
33*4882a593Smuzhiyun 	union br_rest	rest;
34*4882a593Smuzhiyun 	unsigned char	res3[0xffd0];
35*4882a593Smuzhiyun };
36*4882a593Smuzhiyun 
s5p_uart_divslot(void)37*4882a593Smuzhiyun static inline int s5p_uart_divslot(void)
38*4882a593Smuzhiyun {
39*4882a593Smuzhiyun 	return 0;
40*4882a593Smuzhiyun }
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #endif	/* __ASSEMBLY__ */
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #endif
45