mirror of
https://github.com/riscv-software-src/opensbi
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73cf511914
Instead of having FDT reset driver list hard-coded in the C source, we generate it using carray.sh at compile-time. Signed-off-by: Anup Patel <apatel@ventanamicro.com> Reviewed-by: Atish Patra <atishp@rivosinc.com>
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2020 Western Digital Corporation or its affiliates.
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*
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* Authors:
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* Anup Patel <anup.patel@wdc.com>
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*/
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#include <sbi/sbi_console.h>
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#include <sbi/sbi_error.h>
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#include <sbi/sbi_scratch.h>
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#include <sbi_utils/fdt/fdt_helper.h>
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#include <sbi_utils/reset/fdt_reset.h>
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/* List of FDT reset drivers generated at compile time */
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extern struct fdt_reset *fdt_reset_drivers[];
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extern unsigned long fdt_reset_drivers_size;
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int fdt_reset_driver_init(void *fdt, struct fdt_reset *drv)
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{
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int noff, rc = SBI_ENODEV;
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const struct fdt_match *match;
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noff = fdt_find_match(fdt, -1, drv->match_table, &match);
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if (noff < 0)
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return SBI_ENODEV;
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if (drv->init) {
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rc = drv->init(fdt, noff, match);
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if (rc && rc != SBI_ENODEV) {
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sbi_printf("%s: %s init failed, %d\n",
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__func__, match->compatible, rc);
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}
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}
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return rc;
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}
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void fdt_reset_init(void)
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{
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int pos;
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void *fdt = fdt_get_address();
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for (pos = 0; pos < fdt_reset_drivers_size; pos++)
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fdt_reset_driver_init(fdt, fdt_reset_drivers[pos]);
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}
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