summaryrefslogtreecommitdiff
path: root/arch/arc/kernel/setup.c
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-06-10 05:30:17 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-06-10 05:30:17 -0300
commitd635711daa98be86d4c7fd01499c34f566b54ccb (patch)
treeaa5cc3760a27c3d57146498cb82fa549547de06c /arch/arc/kernel/setup.c
parentc91265cd0efb83778f015b4d4b1129bd2cfd075e (diff)
Linux-libre 4.6.2-gnu
Diffstat (limited to 'arch/arc/kernel/setup.c')
-rw-r--r--arch/arc/kernel/setup.c21
1 files changed, 3 insertions, 18 deletions
diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index cdc821df1..151acf0c9 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -91,11 +91,9 @@ static void read_decode_ccm_bcr(struct cpuinfo_arc *cpu)
static void read_arc_build_cfg_regs(void)
{
- struct bcr_perip uncached_space;
struct bcr_timer timer;
struct bcr_generic bcr;
struct cpuinfo_arc *cpu = &cpuinfo_arc700[smp_processor_id()];
- unsigned long perip_space;
FIX_PTR(cpu);
READ_BCR(AUX_IDENTITY, cpu->core);
@@ -108,14 +106,6 @@ static void read_arc_build_cfg_regs(void)
cpu->vec_base = read_aux_reg(AUX_INTR_VEC_BASE);
- READ_BCR(ARC_REG_D_UNCACH_BCR, uncached_space);
- if (uncached_space.ver < 3)
- perip_space = uncached_space.start << 24;
- else
- perip_space = read_aux_reg(AUX_NON_VOL) & 0xF0000000;
-
- BUG_ON(perip_space != ARC_UNCACHED_ADDR_SPACE);
-
READ_BCR(ARC_REG_MUL_BCR, cpu->extn_mpy);
cpu->extn.norm = read_aux_reg(ARC_REG_NORM_BCR) > 1 ? 1 : 0; /* 2,3 */
@@ -288,8 +278,8 @@ static char *arc_extn_mumbojumbo(int cpu_id, char *buf, int len)
FIX_PTR(cpu);
n += scnprintf(buf + n, len - n,
- "Vector Table\t: %#x\nUncached Base\t: %#x\n",
- cpu->vec_base, ARC_UNCACHED_ADDR_SPACE);
+ "Vector Table\t: %#x\nUncached Base\t: %#lx\n",
+ cpu->vec_base, perip_base);
if (cpu->extn.fpu_sp || cpu->extn.fpu_dp)
n += scnprintf(buf + n, len - n, "FPU\t\t: %s%s\n",
@@ -357,11 +347,6 @@ static void arc_chk_core_config(void)
pr_warn("CONFIG_ARC_FPU_SAVE_RESTORE needed for working apps\n");
else if (!cpu->extn.fpu_dp && fpu_enabled)
panic("FPU non-existent, disable CONFIG_ARC_FPU_SAVE_RESTORE\n");
-
- if (is_isa_arcv2() && IS_ENABLED(CONFIG_SMP) && cpu->isa.atomic &&
- IS_ENABLED(CONFIG_ARC_HAS_LLSC) &&
- !IS_ENABLED(CONFIG_ARC_STAR_9000923308))
- panic("llock/scond livelock workaround missing\n");
}
/*
@@ -464,7 +449,7 @@ static int __init customize_machine(void)
* Traverses flattened DeviceTree - registering platform devices
* (if any) complete with their resources
*/
- of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+ of_platform_default_populate(NULL, NULL, NULL);
if (machine_desc->init_machine)
machine_desc->init_machine();