xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-lpc32xx/gpio.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * LPC32xx GPIO interface
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * (C) Copyright 2014  DENX Software Engineering GmbH
5*4882a593Smuzhiyun  * Written-by: Albert ARIBAUD <albert.aribaud@3adev.fr>
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun /**
11*4882a593Smuzhiyun  * GPIO Register map for LPC32xx
12*4882a593Smuzhiyun  */
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun struct gpio_regs {
15*4882a593Smuzhiyun 	u32 p3_inp_state;
16*4882a593Smuzhiyun 	u32 p3_outp_set;
17*4882a593Smuzhiyun 	u32 p3_outp_clr;
18*4882a593Smuzhiyun 	u32 p3_outp_state;
19*4882a593Smuzhiyun 	/* Watch out! the following are shared between p2 and p3 */
20*4882a593Smuzhiyun 	u32 p2_p3_dir_set;
21*4882a593Smuzhiyun 	u32 p2_p3_dir_clr;
22*4882a593Smuzhiyun 	u32 p2_p3_dir_state;
23*4882a593Smuzhiyun 	/* Now back to 'one register for one port' */
24*4882a593Smuzhiyun 	u32 p2_inp_state;
25*4882a593Smuzhiyun 	u32 p2_outp_set;
26*4882a593Smuzhiyun 	u32 p2_outp_clr;
27*4882a593Smuzhiyun 	u32 reserved1[6];
28*4882a593Smuzhiyun 	u32 p0_inp_state;
29*4882a593Smuzhiyun 	u32 p0_outp_set;
30*4882a593Smuzhiyun 	u32 p0_outp_clr;
31*4882a593Smuzhiyun 	u32 p0_outp_state;
32*4882a593Smuzhiyun 	u32 p0_dir_set;
33*4882a593Smuzhiyun 	u32 p0_dir_clr;
34*4882a593Smuzhiyun 	u32 p0_dir_state;
35*4882a593Smuzhiyun 	u32 reserved2;
36*4882a593Smuzhiyun 	u32 p1_inp_state;
37*4882a593Smuzhiyun 	u32 p1_outp_set;
38*4882a593Smuzhiyun 	u32 p1_outp_clr;
39*4882a593Smuzhiyun 	u32 p1_outp_state;
40*4882a593Smuzhiyun 	u32 p1_dir_set;
41*4882a593Smuzhiyun 	u32 p1_dir_clr;
42*4882a593Smuzhiyun 	u32 p1_dir_state;
43*4882a593Smuzhiyun };
44