1 /*
2  * am35x_def.h - TI's AM35x specific definitions.
3  *
4  * Based on arch/arm/include/asm/arch-omap3/cpu.h
5  *
6  * Author: Ajay Kumar Gupta <ajay.gupta@ti.com>
7  *
8  * Copyright (c) 2010 Texas Instruments Incorporated
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23  */
24 
25 #ifndef _AM35X_DEF_H_
26 #define _AM35X_DEF_H_
27 
28 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
29 #include <asm/types.h>
30 #endif /* !(__KERNEL_STRICT_NAMES || __ASSEMBLY__) */
31 
32 #ifndef __KERNEL_STRICT_NAMES
33 #ifndef __ASSEMBLY__
34 
35 /* LVL_INTR_CLEAR bits */
36 #define USBOTGSS_INT_CLR	(1 << 4)
37 
38 /* IP_SW_RESET bits */
39 #define USBOTGSS_SW_RST		(1 << 0)	/* reset USBOTG */
40 #define CPGMACSS_SW_RST		(1 << 1)	/* reset CPGMAC */
41 
42 /* DEVCONF2 bits */
43 #define CONF2_PHY_GPIOMODE	(1 << 23)
44 #define CONF2_OTGMODE		(3 << 14)
45 #define CONF2_NO_OVERRIDE	(0 << 14)
46 #define CONF2_FORCE_HOST	(1 << 14)
47 #define CONF2_FORCE_DEVICE	(2 << 14)
48 #define CONF2_FORCE_HOST_VBUS_LOW (3 << 14)
49 #define CONF2_SESENDEN		(1 << 13)
50 #define CONF2_VBDTCTEN		(1 << 12)
51 #define CONF2_REFFREQ_24MHZ	(2 << 8)
52 #define CONF2_REFFREQ_26MHZ	(7 << 8)
53 #define CONF2_REFFREQ_13MHZ	(6 << 8)
54 #define CONF2_REFFREQ		(0xf << 8)
55 #define CONF2_PHYCLKGD		(1 << 7)
56 #define CONF2_VBUSSENSE		(1 << 6)
57 #define CONF2_PHY_PLLON		(1 << 5)
58 #define CONF2_RESET		(1 << 4)
59 #define CONF2_PHYPWRDN		(1 << 3)
60 #define CONF2_OTGPWRDN		(1 << 2)
61 #define CONF2_DATPOL		(1 << 1)
62 
63 /* General register mappings of system control module */
64 #define AM35X_SCM_GEN_BASE	0x48002270
65 struct am35x_scm_general {
66 	u32 res1[0xC4];		/* 0x000 - 0x30C */
67 	u32 devconf2;		/* 0x310 */
68 	u32 devconf3;		/* 0x314 */
69 	u32 res2[0x2];		/* 0x318 - 0x31C */
70 	u32 cba_priority;	/* 0x320 */
71 	u32 lvl_intr_clr;	/* 0x324 */
72 	u32 ip_sw_reset;	/* 0x328 */
73 	u32 ipss_clk_ctrl;	/* 0x32C */
74 };
75 #define am35x_scm_general_regs ((struct am35x_scm_general *)AM35X_SCM_GEN_BASE)
76 
77 #define AM35XX_IPSS_USBOTGSS_BASE	0x5C040000
78 
79 #endif /*__ASSEMBLY__ */
80 #endif /* __KERNEL_STRICT_NAMES */
81 
82 #endif /* _AM35X_DEF_H_ */
83