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37 lines
717 B
C
37 lines
717 B
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2018 Allied Telesis Labs
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*/
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#include <common.h>
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#include <dm.h>
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#include <asm/gpio.h>
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DECLARE_GLOBAL_DATA_PTR;
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int gpio_hog_list(struct gpio_desc *gpiod, int max_count,
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const char *node_name, const char *gpio_name, int value)
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{
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int node;
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int count;
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int i;
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node = fdt_node_offset_by_compatible(gd->fdt_blob, 0, node_name);
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if (node < 0)
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return -ENODEV;
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if (!dm_gpio_is_valid(gpiod)) {
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count =
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gpio_request_list_by_name_nodev(offset_to_ofnode(node),
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gpio_name, gpiod, max_count,
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GPIOD_IS_OUT);
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if (count < 0)
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return count;
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for (i = 0; i < count; i++)
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dm_gpio_set_value(&gpiod[i], value);
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}
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return 0;
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}
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