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imx8m: soc: Drop disable_pmu_cpu_nodes

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i.MX8M use PPI for PMU interrupts, there is no reason to update
interrupt-affinity for PMU even interrupt-affinity was wrongly added
to device tree before.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Peng Fan 2024-09-19 12:01:30 +08:00 • committed by Fabio Estevam
parent 1b631589d4
commit 16fc64b553
1 changed files with 0 additions and 38 deletions
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38
arch/arm/mach-imx/imx8m/soc.c
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@ -1220,43 +1220,6 @@ static void disable_thermal_cpu_nodes(void *blob, u32 disabled_cores)
}
}
static void disable_pmu_cpu_nodes(void *blob, u32 disabled_cores)
{
static const char * const pmu_path[] = {
"/pmu"
};
int nodeoff, cnt, i, ret, j;
u32 irq_affinity[4];
for (i = 0; i < ARRAY_SIZE(pmu_path); i++) {
nodeoff = fdt_path_offset(blob, pmu_path[i]);
if (nodeoff < 0)
continue; /* Not found, skip it */
cnt = fdtdec_get_int_array_count(blob, nodeoff, "interrupt-affinity",
irq_affinity, 4);
if (cnt < 0)
continue;
if (cnt != 4)
printf("Warning: %s, interrupt-affinity count %d\n", pmu_path[i], cnt);
for (j = 0; j < cnt; j++)
irq_affinity[j] = cpu_to_fdt32(irq_affinity[j]);
ret = fdt_setprop(blob, nodeoff, "interrupt-affinity", &irq_affinity,
sizeof(u32) * (4 - disabled_cores));
if (ret < 0) {
printf("Warning: %s, interrupt-affinity setprop failed %d\n",
pmu_path[i], ret);
continue;
}
printf("Update node %s, interrupt-affinity prop\n", pmu_path[i]);
}
}
static int disable_cpu_nodes(void *blob, u32 disabled_cores)
{
static const char * const nodes_path[] = {
@ -1290,7 +1253,6 @@ static int disable_cpu_nodes(void *blob, u32 disabled_cores)
}
disable_thermal_cpu_nodes(blob, disabled_cores);
disable_pmu_cpu_nodes(blob, disabled_cores);
return 0;
}