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-rw-r--r--common/cmd_mdio.c313
1 files changed, 0 insertions, 313 deletions
diff --git a/common/cmd_mdio.c b/common/cmd_mdio.c
deleted file mode 100644
index fb13d05075..0000000000
--- a/common/cmd_mdio.c
+++ /dev/null
@@ -1,313 +0,0 @@
-/*
- * (C) Copyright 2011 Freescale Semiconductor, Inc
- * Andy Fleming
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-/*
- * MDIO Commands
- */
-
-#include <common.h>
-#include <command.h>
-#include <miiphy.h>
-#include <phy.h>
-
-
-static char last_op[2];
-static uint last_data;
-static uint last_addr_lo;
-static uint last_addr_hi;
-static uint last_devad_lo;
-static uint last_devad_hi;
-static uint last_reg_lo;
-static uint last_reg_hi;
-
-static int extract_range(char *input, int *plo, int *phi)
-{
- char *end;
- *plo = simple_strtol(input, &end, 0);
- if (end == input)
- return -1;
-
- if ((*end == '-') && *(++end))
- *phi = simple_strtol(end, NULL, 0);
- else if (*end == '\0')
- *phi = *plo;
- else
- return -1;
-
- return 0;
-}
-
-static int mdio_write_ranges(struct phy_device *phydev, struct mii_dev *bus,
- int addrlo,
- int addrhi, int devadlo, int devadhi,
- int reglo, int reghi, unsigned short data,
- int extended)
-{
- int addr, devad, reg;
- int err = 0;
-
- for (addr = addrlo; addr <= addrhi; addr++) {
- for (devad = devadlo; devad <= devadhi; devad++) {
- for (reg = reglo; reg <= reghi; reg++) {
- if (!extended)
- err = bus->write(bus, addr, devad,
- reg, data);
- else
- err = phydev->drv->writeext(phydev,
- addr, devad, reg, data);
-
- if (err)
- goto err_out;
- }
- }
- }
-
-err_out:
- return err;
-}
-
-static int mdio_read_ranges(struct phy_device *phydev, struct mii_dev *bus,
- int addrlo,
- int addrhi, int devadlo, int devadhi,
- int reglo, int reghi, int extended)
-{
- int addr, devad, reg;
-
- printf("Reading from bus %s\n", bus->name);
- for (addr = addrlo; addr <= addrhi; addr++) {
- printf("PHY at address %d:\n", addr);
-
- for (devad = devadlo; devad <= devadhi; devad++) {
- for (reg = reglo; reg <= reghi; reg++) {
- int val;
-
- if (!extended)
- val = bus->read(bus, addr, devad, reg);
- else
- val = phydev->drv->readext(phydev, addr,
- devad, reg);
-
- if (val < 0) {
- printf("Error\n");
-
- return val;
- }
-
- if (devad >= 0)
- printf("%d.", devad);
-
- printf("%d - 0x%x\n", reg, val & 0xffff);
- }
- }
- }
-
- return 0;
-}
-
-/* The register will be in the form [a[-b].]x[-y] */
-static int extract_reg_range(char *input, int *devadlo, int *devadhi,
- int *reglo, int *reghi)
-{
- char *regstr;
-
- /* use strrchr to find the last string after a '.' */
- regstr = strrchr(input, '.');
-
- /* If it exists, extract the devad(s) */
- if (regstr) {
- char devadstr[32];
-
- strncpy(devadstr, input, regstr - input);
- devadstr[regstr - input] = '\0';
-
- if (extract_range(devadstr, devadlo, devadhi))
- return -1;
-
- regstr++;
- } else {
- /* Otherwise, we have no devad, and we just got regs */
- *devadlo = *devadhi = MDIO_DEVAD_NONE;
-
- regstr = input;
- }
-
- return extract_range(regstr, reglo, reghi);
-}
-
-static int extract_phy_range(char *const argv[], int argc, struct mii_dev **bus,
- struct phy_device **phydev,
- int *addrlo, int *addrhi)
-{
- struct phy_device *dev = *phydev;
-
- if ((argc < 1) || (argc > 2))
- return -1;
-
- /* If there are two arguments, it's busname addr */
- if (argc == 2) {
- *bus = miiphy_get_dev_by_name(argv[0]);
-
- if (!*bus)
- return -1;
-
- return extract_range(argv[1], addrlo, addrhi);
- }
-
- /* It must be one argument, here */
-
- /*
- * This argument can be one of two things:
- * 1) Ethernet device name
- * 2) Just an address (use the previously-used bus)
- *
- * We check all buses for a PHY which is connected to an ethernet
- * device by the given name. If none are found, we call
- * extract_range() on the string, and see if it's an address range.
- */
- dev = mdio_phydev_for_ethname(argv[0]);
-
- if (dev) {
- *addrlo = *addrhi = dev->addr;
- *bus = dev->bus;
-
- return 0;
- }
-
- /* It's an address or nothing useful */
- return extract_range(argv[0], addrlo, addrhi);
-}
-
-/* ---------------------------------------------------------------- */
-static int do_mdio(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
-{
- char op[2];
- int addrlo, addrhi, reglo, reghi, devadlo, devadhi;
- unsigned short data;
- int pos = argc - 1;
- struct mii_dev *bus;
- struct phy_device *phydev = NULL;
- int extended = 0;
-
- if (argc < 2)
- return CMD_RET_USAGE;
-
- /*
- * We use the last specified parameters, unless new ones are
- * entered.
- */
- op[0] = argv[1][0];
- addrlo = last_addr_lo;
- addrhi = last_addr_hi;
- devadlo = last_devad_lo;
- devadhi = last_devad_hi;
- reglo = last_reg_lo;
- reghi = last_reg_hi;
- data = last_data;
-
- bus = mdio_get_current_dev();
-
- if (flag & CMD_FLAG_REPEAT)
- op[0] = last_op[0];
-
- if (strlen(argv[1]) > 1) {
- op[1] = argv[1][1];
- if (op[1] == 'x') {
- phydev = mdio_phydev_for_ethname(argv[2]);
-
- if (phydev) {
- addrlo = phydev->addr;
- addrhi = addrlo;
- bus = phydev->bus;
- extended = 1;
- } else {
- return -1;
- }
-
- if (!phydev->drv ||
- (!phydev->drv->writeext && (op[0] == 'w')) ||
- (!phydev->drv->readext && (op[0] == 'r'))) {
- puts("PHY does not have extended functions\n");
- return -1;
- }
- }
- }
-
- switch (op[0]) {
- case 'w':
- if (pos > 1)
- data = simple_strtoul(argv[pos--], NULL, 16);
- case 'r':
- if (pos > 1)
- if (extract_reg_range(argv[pos--], &devadlo, &devadhi,
- &reglo, &reghi))
- return -1;
-
- default:
- if (pos > 1)
- if (extract_phy_range(&(argv[2]), pos - 1, &bus,
- &phydev, &addrlo, &addrhi))
- return -1;
-
- break;
- }
-
- if (op[0] == 'l') {
- mdio_list_devices();
-
- return 0;
- }
-
- /* Save the chosen bus */
- miiphy_set_current_dev(bus->name);
-
- switch (op[0]) {
- case 'w':
- mdio_write_ranges(phydev, bus, addrlo, addrhi, devadlo, devadhi,
- reglo, reghi, data, extended);
- break;
-
- case 'r':
- mdio_read_ranges(phydev, bus, addrlo, addrhi, devadlo, devadhi,
- reglo, reghi, extended);
- break;
- }
-
- /*
- * Save the parameters for repeats.
- */
- last_op[0] = op[0];
- last_addr_lo = addrlo;
- last_addr_hi = addrhi;
- last_devad_lo = devadlo;
- last_devad_hi = devadhi;
- last_reg_lo = reglo;
- last_reg_hi = reghi;
- last_data = data;
-
- return 0;
-}
-
-/***************************************************/
-
-U_BOOT_CMD(
- mdio, 6, 1, do_mdio,
- "MDIO utility commands",
- "list - List MDIO buses\n"
- "mdio read <phydev> [<devad>.]<reg> - "
- "read PHY's register at <devad>.<reg>\n"
- "mdio write <phydev> [<devad>.]<reg> <data> - "
- "write PHY's register at <devad>.<reg>\n"
- "mdio rx <phydev> [<devad>.]<reg> - "
- "read PHY's extended register at <devad>.<reg>\n"
- "mdio wx <phydev> [<devad>.]<reg> <data> - "
- "write PHY's extended register at <devad>.<reg>\n"
- "<phydev> may be:\n"
- " <busname> <addr>\n"
- " <addr>\n"
- " <eth name>\n"
- "<addr> <devad>, and <reg> may be ranges, e.g. 1-5.4-0x1f.\n"
-);
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