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lib: utils: Add fdt_parse_clint_node() function

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We add fdt_parse_clint_node() function which will be used by
fdt_ipi_clint and fdt_timer_clint drivers to parse CLINT details
from DT node.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Anup Patel
2020-05-13 09:55:28 +05:30
committed by Anup Patel
parent a9a9751185
commit 569dd64b72
4 changed files with 76 additions and 26 deletions
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14
lib/utils/timer/fdt_timer_clint.c
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@@ -17,23 +17,11 @@ static int timer_clint_cold_init(void *fdt, int nodeoff,
const struct fdt_match *match)
{
int rc;
u32 max_hartid;
unsigned long addr;
rc = fdt_parse_max_hart_id(fdt, &max_hartid);
rc = fdt_parse_clint_node(fdt, nodeoff, TRUE, &clint_timer);
if (rc)
return rc;
rc = fdt_get_node_addr_size(fdt, nodeoff, &addr, NULL);
if (rc)
return rc;
/* TODO: We should figure-out CLINT has_64bit_mmio from DT node */
clint_timer.addr = addr;
clint_timer.first_hartid = 0;
clint_timer.hart_count = max_hartid + 1;
clint_timer.has_64bit_mmio = TRUE;
return clint_cold_timer_init(&clint_timer, NULL);
}