125 lines
2.6 KiB
C
125 lines
2.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2016, NVIDIA CORPORATION.
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*/
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#include <common.h>
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#include <dm.h>
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#include <log.h>
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#include <malloc.h>
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#include <reset.h>
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#include <asm/io.h>
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#include <asm/reset.h>
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#include <linux/err.h>
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struct sandbox_reset_test {
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struct reset_ctl ctl;
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struct reset_ctl_bulk bulk;
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struct reset_ctl *ctlp;
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struct reset_ctl_bulk *bulkp;
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};
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int sandbox_reset_test_get(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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sbrt->ctlp = &sbrt->ctl;
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return reset_get_by_name(dev, "test", &sbrt->ctl);
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}
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int sandbox_reset_test_get_devm(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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struct reset_ctl *r;
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r = devm_reset_control_get(dev, "not-a-valid-reset-ctl");
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if (!IS_ERR(r))
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return -EINVAL;
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r = devm_reset_control_get_optional(dev, "not-a-valid-reset-ctl");
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if (r)
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return -EINVAL;
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sbrt->ctlp = devm_reset_control_get(dev, "test");
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if (IS_ERR(sbrt->ctlp))
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return PTR_ERR(sbrt->ctlp);
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return 0;
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}
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int sandbox_reset_test_get_bulk(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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sbrt->bulkp = &sbrt->bulk;
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return reset_get_bulk(dev, &sbrt->bulk);
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}
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int sandbox_reset_test_get_bulk_devm(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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struct reset_ctl_bulk *r;
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r = devm_reset_bulk_get_optional(dev);
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if (IS_ERR(r))
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return PTR_ERR(r);
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sbrt->bulkp = r;
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return 0;
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}
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int sandbox_reset_test_assert(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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return reset_assert(sbrt->ctlp);
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}
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int sandbox_reset_test_assert_bulk(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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return reset_assert_bulk(sbrt->bulkp);
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}
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int sandbox_reset_test_deassert(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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return reset_deassert(sbrt->ctlp);
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}
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int sandbox_reset_test_deassert_bulk(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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return reset_deassert_bulk(sbrt->bulkp);
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}
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int sandbox_reset_test_free(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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return reset_free(sbrt->ctlp);
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}
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int sandbox_reset_test_release_bulk(struct udevice *dev)
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{
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struct sandbox_reset_test *sbrt = dev_get_priv(dev);
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return reset_release_bulk(sbrt->bulkp);
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}
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static const struct udevice_id sandbox_reset_test_ids[] = {
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{ .compatible = "sandbox,reset-ctl-test" },
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{ }
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};
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U_BOOT_DRIVER(sandbox_reset_test) = {
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.name = "sandbox_reset_test",
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.id = UCLASS_MISC,
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.of_match = sandbox_reset_test_ids,
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.priv_auto = sizeof(struct sandbox_reset_test),
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};
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