forked from Mirrors/opensbi
99b01ab610
Now that driver lifecycle is managed from within the SBI timer core, platforms need only to initialize the driver once during cold init. Remove the remaining platform hooks that are no longer used. Signed-off-by: Samuel Holland <samuel.holland@sifive.com> Reviewed-by: Anup Patel <anup@brainfault.org>
50 lines
1018 B
C
50 lines
1018 B
C
/*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*
|
|
* Copyright (c) 2022 Andes Technology Corporation
|
|
*
|
|
* Authors:
|
|
* Yu Chien Peter Lin <peterlin@andestech.com>
|
|
*/
|
|
|
|
#include <sbi_utils/fdt/fdt_helper.h>
|
|
#include <sbi_utils/timer/fdt_timer.h>
|
|
#include <sbi_utils/timer/andes_plmt.h>
|
|
|
|
extern struct plmt_data plmt;
|
|
|
|
static int fdt_plmt_cold_timer_init(const void *fdt, int nodeoff,
|
|
const struct fdt_match *match)
|
|
{
|
|
int rc;
|
|
unsigned long plmt_base;
|
|
|
|
rc = fdt_parse_plmt_node(fdt, nodeoff, &plmt_base, &plmt.size,
|
|
&plmt.hart_count);
|
|
if (rc)
|
|
return rc;
|
|
|
|
plmt.time_val = (u64 *)plmt_base;
|
|
plmt.time_cmp = (u64 *)(plmt_base + 0x8);
|
|
|
|
rc = fdt_parse_timebase_frequency(fdt, &plmt.timer_freq);
|
|
if (rc)
|
|
return rc;
|
|
|
|
rc = plmt_cold_timer_init(&plmt);
|
|
if (rc)
|
|
return rc;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct fdt_match timer_plmt_match[] = {
|
|
{ .compatible = "andestech,plmt0" },
|
|
{},
|
|
};
|
|
|
|
struct fdt_timer fdt_timer_plmt = {
|
|
.match_table = timer_plmt_match,
|
|
.cold_init = fdt_plmt_cold_timer_init,
|
|
};
|