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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /arch/m68k/include/asm/intersil.h | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/m68k/include/asm/intersil.h')
-rw-r--r-- | arch/m68k/include/asm/intersil.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/intersil.h b/arch/m68k/include/asm/intersil.h new file mode 100644 index 000000000..b696348f9 --- /dev/null +++ b/arch/m68k/include/asm/intersil.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _SUN3_INTERSIL_H +#define _SUN3_INTERSIL_H +/* bits 0 and 1 */ +#define INTERSIL_FREQ_32K 0x00 +#define INTERSIL_FREQ_1M 0x01 +#define INTERSIL_FREQ_2M 0x02 +#define INTERSIL_FREQ_4M 0x03 + +/* bit 2 */ +#define INTERSIL_12H_MODE 0x00 +#define INTERSIL_24H_MODE 0x04 + +/* bit 3 */ +#define INTERSIL_STOP 0x00 +#define INTERSIL_RUN 0x08 + +/* bit 4 */ +#define INTERSIL_INT_ENABLE 0x10 +#define INTERSIL_INT_DISABLE 0x00 + +/* bit 5 */ +#define INTERSIL_MODE_NORMAL 0x00 +#define INTERSIL_MODE_TEST 0x20 + +#define INTERSIL_HZ_100_MASK 0x02 + +struct intersil_dt { + unsigned char csec; + unsigned char hour; + unsigned char minute; + unsigned char second; + unsigned char month; + unsigned char day; + unsigned char year; + unsigned char weekday; +}; + +struct intersil_7170 { + struct intersil_dt counter; + struct intersil_dt alarm; + unsigned char int_reg; + unsigned char cmd_reg; +}; + +extern volatile char* clock_va; +#define intersil_clock ((volatile struct intersil_7170 *) clock_va) +#define intersil_clear() (void)intersil_clock->int_reg +#endif |