diff options
Diffstat (limited to 'common/cmd_regulator.c')
-rw-r--r-- | common/cmd_regulator.c | 455 |
1 files changed, 0 insertions, 455 deletions
diff --git a/common/cmd_regulator.c b/common/cmd_regulator.c deleted file mode 100644 index bfea6e0..0000000 --- a/common/cmd_regulator.c +++ /dev/null @@ -1,455 +0,0 @@ -/* - * Copyright (C) 2014-2015 Samsung Electronics - * Przemyslaw Marczak <p.marczak@samsung.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <common.h> -#include <errno.h> -#include <dm.h> -#include <dm/uclass-internal.h> -#include <power/regulator.h> - -#define LIMIT_DEVNAME 20 -#define LIMIT_OFNAME 32 -#define LIMIT_INFO 18 - -static struct udevice *currdev; - -static int failure(int ret) -{ - printf("Error: %d (%s)\n", ret, errno_str(ret)); - - return CMD_RET_FAILURE; -} - -static int do_dev(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct dm_regulator_uclass_platdata *uc_pdata; - const char *name; - int ret = -ENXIO; - - switch (argc) { - case 2: - name = argv[1]; - ret = regulator_get_by_platname(name, &currdev); - if (ret) { - printf("Can't get the regulator: %s!\n", name); - return failure(ret); - } - case 1: - if (!currdev) { - printf("Regulator device is not set!\n\n"); - return CMD_RET_USAGE; - } - - uc_pdata = dev_get_uclass_platdata(currdev); - if (!uc_pdata) { - printf("%s: no regulator platform data!\n", currdev->name); - return failure(ret); - } - - printf("dev: %s @ %s\n", uc_pdata->name, currdev->name); - } - - return CMD_RET_SUCCESS; -} - -static int curr_dev_and_platdata(struct udevice **devp, - struct dm_regulator_uclass_platdata **uc_pdata, - bool allow_type_fixed) -{ - *devp = NULL; - *uc_pdata = NULL; - - if (!currdev) { - printf("First, set the regulator device!\n"); - return CMD_RET_FAILURE; - } - - *devp = currdev; - - *uc_pdata = dev_get_uclass_platdata(*devp); - if (!*uc_pdata) { - error("Regulator: %s - missing platform data!", currdev->name); - return CMD_RET_FAILURE; - } - - if (!allow_type_fixed && (*uc_pdata)->type == REGULATOR_TYPE_FIXED) { - printf("Operation not allowed for fixed regulator!\n"); - return CMD_RET_FAILURE; - } - - return CMD_RET_SUCCESS; -} - -static int do_list(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct dm_regulator_uclass_platdata *uc_pdata; - struct udevice *dev; - int ret; - - printf("| %-*.*s| %-*.*s| %s\n", - LIMIT_DEVNAME, LIMIT_DEVNAME, "Device", - LIMIT_OFNAME, LIMIT_OFNAME, "regulator-name", - "Parent"); - - for (ret = uclass_find_first_device(UCLASS_REGULATOR, &dev); dev; - ret = uclass_find_next_device(&dev)) { - if (ret) - continue; - - uc_pdata = dev_get_uclass_platdata(dev); - printf("| %-*.*s| %-*.*s| %s\n", - LIMIT_DEVNAME, LIMIT_DEVNAME, dev->name, - LIMIT_OFNAME, LIMIT_OFNAME, uc_pdata->name, - dev->parent->name); - } - - return ret; -} - -static int constraint(const char *name, int val, const char *val_name) -{ - printf("%-*s", LIMIT_INFO, name); - if (val < 0) { - printf(" %s (err: %d)\n", errno_str(val), val); - return val; - } - - if (val_name) - printf(" %d (%s)\n", val, val_name); - else - printf(" %d\n", val); - - return 0; -} - -static const char *get_mode_name(struct dm_regulator_mode *mode, - int mode_count, - int mode_id) -{ - while (mode_count--) { - if (mode->id == mode_id) - return mode->name; - mode++; - } - - return NULL; -} - -static int do_info(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct udevice *dev; - struct dm_regulator_uclass_platdata *uc_pdata; - struct dm_regulator_mode *modes; - const char *parent_uc; - int mode_count; - int ret; - int i; - - ret = curr_dev_and_platdata(&dev, &uc_pdata, true); - if (ret) - return ret; - - parent_uc = dev_get_uclass_name(dev->parent); - - printf("%s\n%-*s %s\n%-*s %s\n%-*s %s\n%-*s %s\n%-*s\n", - "Regulator info:", - LIMIT_INFO, "* regulator-name:", uc_pdata->name, - LIMIT_INFO, "* device name:", dev->name, - LIMIT_INFO, "* parent name:", dev->parent->name, - LIMIT_INFO, "* parent uclass:", parent_uc, - LIMIT_INFO, "* constraints:"); - - constraint(" - min uV:", uc_pdata->min_uV, NULL); - constraint(" - max uV:", uc_pdata->max_uV, NULL); - constraint(" - min uA:", uc_pdata->min_uA, NULL); - constraint(" - max uA:", uc_pdata->max_uA, NULL); - constraint(" - always on:", uc_pdata->always_on, - uc_pdata->always_on ? "true" : "false"); - constraint(" - boot on:", uc_pdata->boot_on, - uc_pdata->boot_on ? "true" : "false"); - - mode_count = regulator_mode(dev, &modes); - constraint("* op modes:", mode_count, NULL); - - for (i = 0; i < mode_count; i++, modes++) - constraint(" - mode id:", modes->id, modes->name); - - return CMD_RET_SUCCESS; -} - -static void do_status_detail(struct udevice *dev, - struct dm_regulator_uclass_platdata *uc_pdata) -{ - int current, value, mode; - const char *mode_name; - bool enabled; - - printf("Regulator %s status:\n", uc_pdata->name); - - enabled = regulator_get_enable(dev); - constraint(" * enable:", enabled, enabled ? "true" : "false"); - - value = regulator_get_value(dev); - constraint(" * value uV:", value, NULL); - - current = regulator_get_current(dev); - constraint(" * current uA:", current, NULL); - - mode = regulator_get_mode(dev); - mode_name = get_mode_name(uc_pdata->mode, uc_pdata->mode_count, mode); - constraint(" * mode id:", mode, mode_name); -} - -static void do_status_line(struct udevice *dev) -{ - struct dm_regulator_uclass_platdata *pdata; - int current, value, mode; - const char *mode_name; - bool enabled; - - pdata = dev_get_uclass_platdata(dev); - enabled = regulator_get_enable(dev); - value = regulator_get_value(dev); - current = regulator_get_current(dev); - mode = regulator_get_mode(dev); - mode_name = get_mode_name(pdata->mode, pdata->mode_count, mode); - printf("%-20s %-10s ", pdata->name, enabled ? "enabled" : "disabled"); - if (value >= 0) - printf("%10d ", value); - else - printf("%10s ", "-"); - if (current >= 0) - printf("%10d ", current); - else - printf("%10s ", "-"); - if (mode >= 0) - printf("%-10s", mode_name); - else - printf("%-10s", "-"); - printf("\n"); -} - -static int do_status(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct dm_regulator_uclass_platdata *uc_pdata; - struct udevice *dev; - int ret; - - if (currdev && (argc < 2 || strcmp(argv[1], "-a"))) { - ret = curr_dev_and_platdata(&dev, &uc_pdata, true); - if (ret) - return CMD_RET_FAILURE; - do_status_detail(dev, uc_pdata); - return 0; - } - - /* Show all of them in a list, probing them as needed */ - printf("%-20s %-10s %10s %10s %-10s\n", "Name", "Enabled", "uV", "mA", - "Mode"); - for (ret = uclass_first_device(UCLASS_REGULATOR, &dev); dev; - ret = uclass_next_device(&dev)) - do_status_line(dev); - - return CMD_RET_SUCCESS; -} - -static int do_value(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct udevice *dev; - struct dm_regulator_uclass_platdata *uc_pdata; - int value; - int force; - int ret; - - ret = curr_dev_and_platdata(&dev, &uc_pdata, argc == 1); - if (ret) - return ret; - - if (argc == 1) { - ret = regulator_get_value(dev); - if (ret < 0) { - printf("Regulator: %s - can't get the Voltage!\n", - uc_pdata->name); - return failure(ret); - } - - printf("%d uV\n", ret); - return CMD_RET_SUCCESS; - } - - if (argc == 3) - force = !strcmp("-f", argv[2]); - else - force = 0; - - value = simple_strtoul(argv[1], NULL, 0); - if ((value < uc_pdata->min_uV || value > uc_pdata->max_uV) && !force) { - printf("Value exceeds regulator constraint limits %d..%d uV\n", - uc_pdata->min_uV, uc_pdata->max_uV); - return CMD_RET_FAILURE; - } - - ret = regulator_set_value(dev, value); - if (ret) { - printf("Regulator: %s - can't set the Voltage!\n", - uc_pdata->name); - return failure(ret); - } - - return CMD_RET_SUCCESS; -} - -static int do_current(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct udevice *dev; - struct dm_regulator_uclass_platdata *uc_pdata; - int current; - int ret; - - ret = curr_dev_and_platdata(&dev, &uc_pdata, argc == 1); - if (ret) - return ret; - - if (argc == 1) { - ret = regulator_get_current(dev); - if (ret < 0) { - printf("Regulator: %s - can't get the Current!\n", - uc_pdata->name); - return failure(ret); - } - - printf("%d uA\n", ret); - return CMD_RET_SUCCESS; - } - - current = simple_strtoul(argv[1], NULL, 0); - if (current < uc_pdata->min_uA || current > uc_pdata->max_uA) { - printf("Current exceeds regulator constraint limits\n"); - return CMD_RET_FAILURE; - } - - ret = regulator_set_current(dev, current); - if (ret) { - printf("Regulator: %s - can't set the Current!\n", - uc_pdata->name); - return failure(ret); - } - - return CMD_RET_SUCCESS; -} - -static int do_mode(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct udevice *dev; - struct dm_regulator_uclass_platdata *uc_pdata; - int mode; - int ret; - - ret = curr_dev_and_platdata(&dev, &uc_pdata, false); - if (ret) - return ret; - - if (argc == 1) { - ret = regulator_get_mode(dev); - if (ret < 0) { - printf("Regulator: %s - can't get the operation mode!\n", - uc_pdata->name); - return failure(ret); - } - - printf("mode id: %d\n", ret); - return CMD_RET_SUCCESS; - } - - mode = simple_strtoul(argv[1], NULL, 0); - - ret = regulator_set_mode(dev, mode); - if (ret) { - printf("Regulator: %s - can't set the operation mode!\n", - uc_pdata->name); - return failure(ret); - } - - return CMD_RET_SUCCESS; -} - -static int do_enable(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct udevice *dev; - struct dm_regulator_uclass_platdata *uc_pdata; - int ret; - - ret = curr_dev_and_platdata(&dev, &uc_pdata, true); - if (ret) - return ret; - - ret = regulator_set_enable(dev, true); - if (ret) { - printf("Regulator: %s - can't enable!\n", uc_pdata->name); - return failure(ret); - } - - return CMD_RET_SUCCESS; -} - -static int do_disable(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct udevice *dev; - struct dm_regulator_uclass_platdata *uc_pdata; - int ret; - - ret = curr_dev_and_platdata(&dev, &uc_pdata, true); - if (ret) - return ret; - - ret = regulator_set_enable(dev, false); - if (ret) { - printf("Regulator: %s - can't disable!\n", uc_pdata->name); - return failure(ret); - } - - return CMD_RET_SUCCESS; -} - -static cmd_tbl_t subcmd[] = { - U_BOOT_CMD_MKENT(dev, 2, 1, do_dev, "", ""), - U_BOOT_CMD_MKENT(list, 1, 1, do_list, "", ""), - U_BOOT_CMD_MKENT(info, 2, 1, do_info, "", ""), - U_BOOT_CMD_MKENT(status, 2, 1, do_status, "", ""), - U_BOOT_CMD_MKENT(value, 3, 1, do_value, "", ""), - U_BOOT_CMD_MKENT(current, 3, 1, do_current, "", ""), - U_BOOT_CMD_MKENT(mode, 2, 1, do_mode, "", ""), - U_BOOT_CMD_MKENT(enable, 1, 1, do_enable, "", ""), - U_BOOT_CMD_MKENT(disable, 1, 1, do_disable, "", ""), -}; - -static int do_regulator(cmd_tbl_t *cmdtp, int flag, int argc, - char * const argv[]) -{ - cmd_tbl_t *cmd; - - argc--; - argv++; - - cmd = find_cmd_tbl(argv[0], subcmd, ARRAY_SIZE(subcmd)); - if (cmd == NULL || argc > cmd->maxargs) - return CMD_RET_USAGE; - - return cmd->cmd(cmdtp, flag, argc, argv); -} - -U_BOOT_CMD(regulator, CONFIG_SYS_MAXARGS, 1, do_regulator, - "uclass operations", - "list - list UCLASS regulator devices\n" - "regulator dev [regulator-name] - show/[set] operating regulator device\n" - "regulator info - print constraints info\n" - "regulator status [-a] - print operating status [for all]\n" - "regulator value [val] [-f] - print/[set] voltage value [uV] (force)\n" - "regulator current [val] - print/[set] current value [uA]\n" - "regulator mode [id] - print/[set] operating mode id\n" - "regulator enable - enable the regulator output\n" - "regulator disable - disable the regulator output\n" -); |