[PATCH v4 09/11] powerpc: espresso processor support

From: Ash Logan
Date: Sat Nov 19 2022 - 06:32:38 EST


Adds a cputable entry for the "Espresso" processor found on the Nintendo
Wii U, which has a PVR unrelated to other 750CL-like chips.
Only this revision has been seen in the wild.

Signed-off-by: Roberto Van Eeden <rw-r-r-0644@xxxxxxxxxxxxxx>
Signed-off-by: Ash Logan <ash@xxxxxxxxxxxx>
---
v3->v4: Move to new cpu_specs_*.h file.

arch/powerpc/kernel/cpu_specs_book3s_32.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)

diff --git a/arch/powerpc/kernel/cpu_specs_book3s_32.h b/arch/powerpc/kernel/cpu_specs_book3s_32.h
index 3714634d194a..c3cc0a019ba8 100644
--- a/arch/powerpc/kernel/cpu_specs_book3s_32.h
+++ b/arch/powerpc/kernel/cpu_specs_book3s_32.h
@@ -275,6 +275,21 @@ static struct cpu_spec cpu_specs[] __initdata = {
.machine_check = machine_check_generic,
.platform = "ppc750",
},
+ { /* "Espresso" (750CL-like) */
+ .pvr_mask = 0xffffffff,
+ .pvr_value = 0x70010201,
+ .cpu_name = "Espresso",
+ .cpu_features = CPU_FTRS_750CL,
+ .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
+ .mmu_features = MMU_FTR_HPTE_TABLE | MMU_FTR_USE_HIGH_BATS,
+ .icache_bsize = 32,
+ .dcache_bsize = 32,
+ .num_pmcs = 4,
+ .pmc_type = PPC_PMC_IBM,
+ .cpu_setup = __setup_cpu_750,
+ .machine_check = machine_check_generic,
+ .platform = "ppc750",
+ },
{ /* 745/755 */
.pvr_mask = 0xfffff000,
.pvr_value = 0x00083000,
--
2.38.1