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