2  * Copyright (c) 2021 IP-Logix Inc.
5  * SPDX-License-Identifier: Apache-2.0
53  * Scan the entire 5-bit address space of the MDIO bus
61 	uint16_t data;  in cmd_mdio_scan()  local
66 		shell_error(sh, "MDIO: Device driver %s is not ready.", dev->name);  in cmd_mdio_scan()
68 		return -ENODEV;  in cmd_mdio_scan()
85 		data = 0;  in cmd_mdio_scan()
86 		if (mdio_read(dev, i, reg_addr, &data) >= 0 &&  in cmd_mdio_scan()
87 			data != UINT16_MAX) {  in cmd_mdio_scan()
95 	shell_print(sh, "%u devices found on %s", cnt, dev->name);  in cmd_mdio_scan()
100 /* mdio write <port_addr> <reg_addr> <data> */
104 	uint16_t data;  in cmd_mdio_write()  local
110 		shell_error(sh, "MDIO: Device driver %s is not ready.", dev->name);  in cmd_mdio_write()
112 		return -ENODEV;  in cmd_mdio_write()
117 	data = strtol(argv[3], NULL, 16);  in cmd_mdio_write()
121 	if (mdio_write(dev, port_addr, reg_addr, data) < 0) {  in cmd_mdio_write()
122 		shell_error(sh, "Failed to write to device: %s", dev->name);  in cmd_mdio_write()
125 		return -EIO;  in cmd_mdio_write()
137 	uint16_t data;  in cmd_mdio_read()  local
143 		shell_error(sh, "MDIO: Device driver %s is not ready.", dev->name);  in cmd_mdio_read()
145 		return -ENODEV;  in cmd_mdio_read()
153 	if (mdio_read(dev, port_addr, reg_addr, &data) < 0) {  in cmd_mdio_read()
154 		shell_error(sh, "Failed to read from device: %s", dev->name);  in cmd_mdio_read()
157 		return -EIO;  in cmd_mdio_read()
162 	shell_print(sh, "%x[%x]: 0x%x", port_addr, reg_addr, data);  in cmd_mdio_read()
171 	uint16_t data;  in cmd_mdio_write_45()  local
178 		shell_error(sh, "MDIO: Device driver %s is not ready.", dev->name);  in cmd_mdio_write_45()
180 		return -ENODEV;  in cmd_mdio_write_45()
186 	data = strtol(argv[4], NULL, 16);  in cmd_mdio_write_45()
190 	if (mdio_write_c45(dev, port_addr, dev_addr, reg_addr, data) < 0) {  in cmd_mdio_write_45()
191 		shell_error(sh, "Failed to write to device: %s", dev->name);  in cmd_mdio_write_45()
194 		return -EIO;  in cmd_mdio_write_45()
206 	uint16_t data;  in cmd_mdio_read_c45()  local
213 		shell_error(sh, "MDIO: Device driver %s is not ready.", dev->name);  in cmd_mdio_read_c45()
215 		return -ENODEV;  in cmd_mdio_read_c45()
224 	if (mdio_read_c45(dev, port_addr, dev_addr, reg_addr, &data) < 0) {  in cmd_mdio_read_c45()
225 		shell_error(sh, "Failed to read from device: %s", dev->name);  in cmd_mdio_read_c45()
228 		return -EIO;  in cmd_mdio_read_c45()
233 	shell_print(sh, "%x[%x:%x]: 0x%x", port_addr, dev_addr, reg_addr, data);  in cmd_mdio_read_c45()