From: Peng Fan peng.fan@nxp.com
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 --- arch/arm/mach-imx/imx8m/soc.c | 38 -------------------------------------- 1 file changed, 38 deletions(-)
diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c index be38ca52885..9ed27b59303 100644 --- a/arch/arm/mach-imx/imx8m/soc.c +++ b/arch/arm/mach-imx/imx8m/soc.c @@ -1171,43 +1171,6 @@ 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[] = { @@ -1241,7 +1204,6 @@ 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; }