2 * Copyright (c) 2017 Oleksandr Tymoshenko <gonzo@freebsd.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by Ben Gray.
16 * 4. The name of the company nor the name of the author may be used to
17 * endorse or promote products derived from this software without specific
18 * prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY BEN GRAY ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL BEN GRAY BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 #ifndef _VERSATILE_SCM_H_
35 #define _VERSATILE_SCM_H_
37 #define SCM_PCICTL 0x44
39 #define SCM_CLCD_CLCDID_SHIFT 0x08
40 #define SCM_CLCD_CLCDID_MASK 0x1f
41 #define SCM_CLCD_PWR3V5VSWITCH (1 << 4)
42 #define SCM_CLCD_VDDPOSSWITCH (1 << 3)
43 #define SCM_CLCD_NLCDIOON (1 << 2)
44 #define SCM_CLCD_LCD_MODE_MASK 0x03
46 int versatile_scm_reg_read_4(uint32_t reg, uint32_t *val);
47 int versatile_scm_reg_write_4(uint32_t reg, uint32_t val);
49 #endif /* _VERSATILE_SCM_H_ */