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- /*
- * SPDX-License-Identifier: BSD-2-Clause
- *
- * Copyright (c) 2020 Western Digital Corporation or its affiliates.
- *
- * Authors:
- * Anup Patel <anup.patel@wdc.com>
- */
- #include <sbi/sbi_console.h>
- #include <sbi/sbi_error.h>
- #include <sbi/sbi_scratch.h>
- #include <sbi_utils/fdt/fdt_helper.h>
- #include <sbi_utils/reset/fdt_reset.h>
- extern struct fdt_reset fdt_poweroff_gpio;
- extern struct fdt_reset fdt_reset_gpio;
- extern struct fdt_reset fdt_reset_htif;
- extern struct fdt_reset fdt_reset_sifive_test;
- extern struct fdt_reset fdt_reset_sunxi_wdt;
- extern struct fdt_reset fdt_reset_thead;
- static struct fdt_reset *reset_drivers[] = {
- &fdt_poweroff_gpio,
- &fdt_reset_gpio,
- &fdt_reset_htif,
- &fdt_reset_sifive_test,
- &fdt_reset_sunxi_wdt,
- &fdt_reset_thead,
- };
- int fdt_reset_driver_init(void *fdt, struct fdt_reset *drv)
- {
- int noff, rc = SBI_ENODEV;
- const struct fdt_match *match;
- noff = fdt_find_match(fdt, -1, drv->match_table, &match);
- if (noff < 0)
- return SBI_ENODEV;
- if (drv->init) {
- rc = drv->init(fdt, noff, match);
- if (rc && rc != SBI_ENODEV) {
- sbi_printf("%s: %s init failed, %d\n",
- __func__, match->compatible, rc);
- }
- }
- return rc;
- }
- void fdt_reset_init(void)
- {
- int pos;
- void *fdt = fdt_get_address();
- for (pos = 0; pos < array_size(reset_drivers); pos++)
- fdt_reset_driver_init(fdt, reset_drivers[pos]);
- }
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