imx8m: soc: Drop disable_pmu_cpu_nodes

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>

diff --git a/arch/arm/mach-imx/imx8m/soc.c b/arch/arm/mach-imx/imx8m/soc.c
index 986687e9ce40a6f138e0139f2d9ae0ff2ad943af..3a582cb43b5e393d0ee1b56e14b79bbabecf07e8 100644 (file)
--- a/arch/arm/mach-imx/imx8m/soc.c
+++ b/arch/arm/mach-imx/imx8m/soc.c
@@ -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;
 }