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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_CPU_SH3_DAC_H
#define __ASM_CPU_SH3_DAC_H
/*
* Copyright (C) 2003 Andriy Skulysh
*/
#define DADR0 0xa40000a0
#define DADR1 0xa40000a2
#define DACR 0xa40000a4
#define DACR_DAOE1 0x80
#define DACR_DAOE0 0x40
#define DACR_DAE 0x20
static __inline__ void sh_dac_enable(int channel)
{
unsigned char v;
v = __raw_readb(DACR);
if(channel) v |= DACR_DAOE1;
else v |= DACR_DAOE0;
__raw_writeb(v,DACR);
}
static __inline__ void sh_dac_disable(int channel)
{
unsigned char v;
v = __raw_readb(DACR);
if(channel) v &= ~DACR_DAOE1;
else v &= ~DACR_DAOE0;
__raw_writeb(v,DACR);
}
static __inline__ void sh_dac_output(u8 value, int channel)
{
if(channel) __raw_writeb(value,DADR1);
else __raw_writeb(value,DADR0);
}
#endif /* __ASM_CPU_SH3_DAC_H */