| Bharat Gooty | d9ff1ca | 2020-09-24 13:02:39 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016 - 2021, Broadcom |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef MDIO_H |
| 8 | #define MDIO_H |
| 9 | |
| 10 | #define CMIC_MIIM_PARAM (PLAT_CMIC_MIIM_BASE + 0x23cU) |
| 11 | #define MDIO_PARAM_MIIM_CYCLE 29U |
| 12 | #define MDIO_PARAM_INTERNAL_SEL 25U |
| 13 | #define MDIO_PARAM_BUSID 22U |
| 14 | #define MDIO_PARAM_BUSID_MASK 0x7U |
| 15 | #define MDIO_PARAM_C45_SEL 21U |
| 16 | #define MDIO_PARAM_PHYID 16U |
| 17 | #define MDIO_PARAM_PHYID_MASK 0x1FU |
| 18 | #define MDIO_PARAM_DATA 0U |
| 19 | #define MDIO_PARAM_DATA_MASK 0xFFFFU |
| 20 | #define CMIC_MIIM_READ_DATA (PLAT_CMIC_MIIM_BASE + 0x240U) |
| 21 | #define MDIO_READ_DATA_MASK 0xffffU |
| 22 | #define CMIC_MIIM_ADDRESS (PLAT_CMIC_MIIM_BASE + 0x244U) |
| 23 | #define CMIC_MIIM_CTRL (PLAT_CMIC_MIIM_BASE + 0x248U) |
| 24 | #define MDIO_CTRL_WRITE_OP 0x1U |
| 25 | #define MDIO_CTRL_READ_OP 0x2U |
| 26 | #define CMIC_MIIM_STAT (PLAT_CMIC_MIIM_BASE + 0x24cU) |
| 27 | #define MDIO_STAT_DONE 1U |
| 28 | |
| 29 | int mdio_write(uint16_t busid, uint16_t phyid, uint32_t reg, uint16_t val); |
| 30 | int mdio_read(uint16_t busid, uint16_t phyid, uint32_t reg); |
| 31 | #endif /* MDIO_H */ |