diff options
Diffstat (limited to 'arch/arm/cpu/armv7/virt-dt.c')
| -rw-r--r-- | arch/arm/cpu/armv7/virt-dt.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/arch/arm/cpu/armv7/virt-dt.c b/arch/arm/cpu/armv7/virt-dt.c index 32c368f..707dad4 100644 --- a/arch/arm/cpu/armv7/virt-dt.c +++ b/arch/arm/cpu/armv7/virt-dt.c @@ -26,69 +26,6 @@ #include <asm/armv7.h> #include <asm/psci.h> -static int fdt_psci(void *fdt) -{ -#ifdef CONFIG_ARMV7_PSCI - int nodeoff; - int tmp; - - nodeoff = fdt_path_offset(fdt, "/cpus"); - if (nodeoff < 0) { - printf("couldn't find /cpus\n"); - return nodeoff; - } - - /* add 'enable-method = "psci"' to each cpu node */ - for (tmp = fdt_first_subnode(fdt, nodeoff); - tmp >= 0; - tmp = fdt_next_subnode(fdt, tmp)) { - const struct fdt_property *prop; - int len; - - prop = fdt_get_property(fdt, tmp, "device_type", &len); - if (!prop) - continue; - if (len < 4) - continue; - if (strcmp(prop->data, "cpu")) - continue; - - fdt_setprop_string(fdt, tmp, "enable-method", "psci"); - } - - nodeoff = fdt_path_offset(fdt, "/psci"); - if (nodeoff < 0) { - nodeoff = fdt_path_offset(fdt, "/"); - if (nodeoff < 0) - return nodeoff; - - nodeoff = fdt_add_subnode(fdt, nodeoff, "psci"); - if (nodeoff < 0) - return nodeoff; - } - - tmp = fdt_setprop_string(fdt, nodeoff, "compatible", "arm,psci"); - if (tmp) - return tmp; - tmp = fdt_setprop_string(fdt, nodeoff, "method", "smc"); - if (tmp) - return tmp; - tmp = fdt_setprop_u32(fdt, nodeoff, "cpu_suspend", ARM_PSCI_FN_CPU_SUSPEND); - if (tmp) - return tmp; - tmp = fdt_setprop_u32(fdt, nodeoff, "cpu_off", ARM_PSCI_FN_CPU_OFF); - if (tmp) - return tmp; - tmp = fdt_setprop_u32(fdt, nodeoff, "cpu_on", ARM_PSCI_FN_CPU_ON); - if (tmp) - return tmp; - tmp = fdt_setprop_u32(fdt, nodeoff, "migrate", ARM_PSCI_FN_MIGRATE); - if (tmp) - return tmp; -#endif - return 0; -} - int armv7_apply_memory_carveout(u64 *start, u64 *size) { #ifdef CONFIG_ARMV7_SECURE_RESERVE_SIZE |