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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2021 Gateworks Corporation
*/
#ifndef _GSC_H_
#define _GSC_H_
/* I2C bus numbers */
#define GSC_BUSNO 0
#define BASEBOARD_EEPROM_BUSNO 1
/* I2C slave addresses */
#define GSC_SC_ADDR 0x20
#define GSC_RTC_ADDR 0x68
#define GSC_HWMON_ADDR 0x29
#define GSC_EEPROM_ADDR 0x51
#define BASEBOARD_EEPROM_ADDR 0x52
struct venice_board_info {
u8 mac[6]; /* 0x00: MAC base */
char equiv_dts[16]; /* 0x06: equivalent device-tree */
u8 res0[2]; /* 0x16: reserved */
u32 serial; /* 0x18: Serial Number */
u8 res1[4]; /* 0x1C: reserved */
u8 mfgdate[4]; /* 0x20: MFG date */
u8 macno; /* 0x24: number of mac addrs */
u8 res2[6]; /* 0x25 */
u8 sdram_size; /* 0x2B: (16 << n) MB */
u8 sdram_speed; /* 0x2C: (33.333 * n) MHz */
u8 sdram_width; /* 0x2D: (8 << n) bit */
u8 res3[2]; /* 0x2E */
char model[16]; /* 0x30: model string */
u8 res4[14]; /* 0x40 */
u8 chksum[2]; /* 0x4E */
};
int gsc_init(int quiet);
int gsc_hwmon(void);
const char *gsc_get_model(void);
const char *gsc_get_dtb_name(int level, char *buf, int len);
int gsc_getmac(int index, uint8_t *enetaddr);
uint32_t gsc_get_serial(void);
#endif