diff options
Diffstat (limited to 'include/drivers/brcm/mdio/mdio.h')
| -rw-r--r-- | include/drivers/brcm/mdio/mdio.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/drivers/brcm/mdio/mdio.h b/include/drivers/brcm/mdio/mdio.h new file mode 100644 index 0000000..b27c7b3 --- /dev/null +++ b/include/drivers/brcm/mdio/mdio.h @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2016 - 2021, Broadcom + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef MDIO_H +#define MDIO_H + +#define CMIC_MIIM_PARAM (PLAT_CMIC_MIIM_BASE + 0x23cU) +#define MDIO_PARAM_MIIM_CYCLE 29U +#define MDIO_PARAM_INTERNAL_SEL 25U +#define MDIO_PARAM_BUSID 22U +#define MDIO_PARAM_BUSID_MASK 0x7U +#define MDIO_PARAM_C45_SEL 21U +#define MDIO_PARAM_PHYID 16U +#define MDIO_PARAM_PHYID_MASK 0x1FU +#define MDIO_PARAM_DATA 0U +#define MDIO_PARAM_DATA_MASK 0xFFFFU +#define CMIC_MIIM_READ_DATA (PLAT_CMIC_MIIM_BASE + 0x240U) +#define MDIO_READ_DATA_MASK 0xffffU +#define CMIC_MIIM_ADDRESS (PLAT_CMIC_MIIM_BASE + 0x244U) +#define CMIC_MIIM_CTRL (PLAT_CMIC_MIIM_BASE + 0x248U) +#define MDIO_CTRL_WRITE_OP 0x1U +#define MDIO_CTRL_READ_OP 0x2U +#define CMIC_MIIM_STAT (PLAT_CMIC_MIIM_BASE + 0x24cU) +#define MDIO_STAT_DONE 1U + +int mdio_write(uint16_t busid, uint16_t phyid, uint32_t reg, uint16_t val); +int mdio_read(uint16_t busid, uint16_t phyid, uint32_t reg); +#endif /* MDIO_H */ |