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board: gateworks: venice: update thermal temp thresholds per cpu grade

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Update the passive/critical thermal zone dt config per CPU temperature
grade.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>
This commit is contained in:
Tim Harvey 2021-08-18 15:24:30 -07:00 committed by Stefano Babic
parent cd7f37666a
commit f8a792e51d
1 changed files with 18 additions and 0 deletions
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18
board/gateworks/venice/imx8mm_venice.c
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@ -156,8 +156,26 @@ int board_mmc_get_env_dev(int devno)
int ft_board_setup(void *blob, struct bd_info *bd)
{
int off;
/* set board model dt prop */
fdt_setprop_string(blob, 0, "board", gsc_get_model());
/* update temp thresholds */
off = fdt_path_offset(blob, "/thermal-zones/cpu-thermal/trips");
if (off >= 0) {
int minc, maxc, prop;
get_cpu_temp_grade(&minc, &maxc);
fdt_for_each_subnode(prop, blob, off) {
const char *type = fdt_getprop(blob, prop, "type", NULL);
if (type && (!strcmp("critical", type)))
fdt_setprop_u32(blob, prop, "temperature", maxc * 1000);
else if (type && (!strcmp("passive", type)))
fdt_setprop_u32(blob, prop, "temperature", (maxc - 10) * 1000);
}
}
return 0;
}