50 lines
2.2 KiB
C
50 lines
2.2 KiB
C
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/*
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* Copyright (c) 2017 Oleksandr Tymoshenko <gonzo@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Ben Gray.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY BEN GRAY ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL BEN GRAY BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _VERSATILE_SCM_H_
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#define _VERSATILE_SCM_H_
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#define SCM_PCICTL 0x44
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#define SCM_CLCD 0x50
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#define SCM_CLCD_CLCDID_SHIFT 0x08
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#define SCM_CLCD_CLCDID_MASK 0x1f
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#define SCM_CLCD_PWR3V5VSWITCH (1 << 4)
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#define SCM_CLCD_VDDPOSSWITCH (1 << 3)
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#define SCM_CLCD_NLCDIOON (1 << 2)
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#define SCM_CLCD_LCD_MODE_MASK 0x03
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int versatile_scm_reg_read_4(uint32_t reg, uint32_t *val);
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int versatile_scm_reg_write_4(uint32_t reg, uint32_t val);
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#endif /* _VERSATILE_SCM_H_ */
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