Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /* drivers/atm/zeprom.h - ZeitNet ZN122x EEPROM (NM93C46) declarations */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) /* Written 1995,1996 by Werner Almesberger, EPFL LRC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #ifndef DRIVER_ATM_ZEPROM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #define DRIVER_ATM_ZEPROM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) /* Different versions use different control registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #define ZEPROM_V1_REG	PCI_VENDOR_ID	/* PCI register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #define ZEPROM_V2_REG	0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) /* Bits in contol register */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define ZEPROM_SK	0x80000000	/* strobe (probably on raising edge) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define ZEPROM_CS	0x40000000	/* Chip Select */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define ZEPROM_DI	0x20000000	/* Data Input */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define ZEPROM_DO	0x10000000	/* Data Output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define ZEPROM_SIZE	32		/* 32 bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #define ZEPROM_V1_ESI_OFF 24		/* ESI offset in EEPROM (V1) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define ZEPROM_V2_ESI_OFF 4		/* ESI offset in EEPROM (V2) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define ZEPROM_CMD_LEN	3		/* commands are three bits */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define ZEPROM_ADDR_LEN	6		/* addresses are six bits */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) /* Commands (3 bits) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define ZEPROM_CMD_READ	6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) /* No other commands are needed. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #endif