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36 lines
720 B
36 lines
720 B
// SPDX-License-Identifier: GPL-2.0+ |
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/* |
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* Cadence Tensilica xtfpga system reset driver. |
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* |
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* (C) Copyright 2016 Cadence Design Systems Inc. |
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*/ |
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#include <common.h> |
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#include <dm.h> |
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#include <errno.h> |
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#include <sysreset.h> |
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#include <asm/io.h> |
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static int xtfpga_reset_request(struct udevice *dev, enum sysreset_t type) |
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{ |
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switch (type) { |
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case SYSRESET_COLD: |
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writel(CONFIG_SYS_FPGAREG_RESET_CODE, |
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CONFIG_SYS_FPGAREG_RESET); |
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break; |
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default: |
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return -EPROTONOSUPPORT; |
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} |
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return -EINPROGRESS; |
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} |
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static struct sysreset_ops xtfpga_sysreset_ops = { |
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.request = xtfpga_reset_request, |
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}; |
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U_BOOT_DRIVER(xtfpga_sysreset) = { |
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.name = "xtfpga_sysreset", |
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.id = UCLASS_SYSRESET, |
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.ops = &xtfpga_sysreset_ops, |
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};
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