Re: [PATCH 6/6] 44x/currituck: Add support for the new IBM currituck platform
From: Kumar Gala <hidden>
Date: 2011-11-30 13:23:52
On Nov 29, 2011, at 11:24 PM, Tony Breeds wrote:
Based on original work by David 'Shaggy' Kliekamp. =20 Signed-off-by: Tony Breeds <redacted> --- arch/powerpc/boot/Makefile | 5 +- arch/powerpc/boot/dts/currituck.dts | 240 =
++++++++++++++++++++++++++
arch/powerpc/boot/treeboot-currituck.c | 129 ++++++++++++++ arch/powerpc/boot/wrapper | 3 + arch/powerpc/configs/44x/currituck_defconfig | 110 ++++++++++++ arch/powerpc/include/asm/reg.h | 1 + arch/powerpc/kernel/cputable.c | 14 ++ arch/powerpc/kernel/head_44x.S | 2 + arch/powerpc/platforms/44x/Kconfig | 10 + arch/powerpc/platforms/44x/Makefile | 1 + arch/powerpc/platforms/44x/ppc47x.c | 198 =
+++++++++++++++++++++
arch/powerpc/sysdev/ppc4xx_pci.c | 57 ++++++- arch/powerpc/sysdev/ppc4xx_pci.h | 7 + 13 files changed, 775 insertions(+), 2 deletions(-) create mode 100644 arch/powerpc/boot/dts/currituck.dts create mode 100644 arch/powerpc/boot/treeboot-currituck.c create mode 100644 arch/powerpc/configs/44x/currituck_defconfig create mode 100644 arch/powerpc/platforms/44x/ppc47x.c
Split the board support patches from the SoC support.
quoted hunk ↗ jump to hunk
diff --git a/arch/powerpc/include/asm/reg.h =
b/arch/powerpc/include/asm/reg.h
quoted hunk ↗ jump to hunk
index 559da19..aa38de6 100644--- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h@@ -951,6 +951,7 @@#define PVR_403GCX 0x00201400 #define PVR_405GP 0x40110000 #define PVR_476 0x11a52000 +#define PVR_476CURRITUCK 0x7ff50000
This seems like it should be PVR_476FPE
quoted hunk ↗ jump to hunk
#define PVR_STB03XXX 0x40310000 #define PVR_NP405H 0x41410000 #define PVR_NP405L 0x41610000diff --git a/arch/powerpc/kernel/cputable.c =
b/arch/powerpc/kernel/cputable.c
quoted hunk ↗ jump to hunk
index edae5bb..02e0749 100644--- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c@@ -1830,6 +1830,20 @@ static struct cpu_spec __initdata cpu_specs[] =3D=
{ .machine_check =3D machine_check_47x,
.platform =3D "ppc470",
},
+ { /* 476 core Currituck */comment should probably be: /* 476FPE */
+ .pvr_mask =3D 0xffff0000, + .pvr_value =3D 0x7ff50000, + .cpu_name =3D "476",
should probably be "476FPE"
+ .cpu_features =3D CPU_FTRS_47X | =
CPU_FTR_476_DD2,
+ .cpu_user_features =3D COMMON_USER_BOOKE | + PPC_FEATURE_HAS_FPU, + .mmu_features =3D MMU_FTR_TYPE_47x | + MMU_FTR_USE_TLBIVAX_BCAST | =
MMU_FTR_LOCK_BCAST_INVAL,
quoted hunk ↗ jump to hunk
+ .icache_bsize =3D 32, + .dcache_bsize =3D 128, + .machine_check =3D machine_check_47x, + .platform =3D "ppc470", + }, { /* 476 iss */ .pvr_mask =3D 0xffff0000, .pvr_value =3D 0x00050000,diff --git a/arch/powerpc/kernel/head_44x.S =
b/arch/powerpc/kernel/head_44x.S
quoted hunk ↗ jump to hunk
index b725dab..3aca1e2 100644--- a/arch/powerpc/kernel/head_44x.S +++ b/arch/powerpc/kernel/head_44x.S@@ -732,6 +732,8 @@ _GLOBAL(init_cpu_state)/* We use the PVR to differenciate 44x cores from 476 */ mfspr r3,SPRN_PVR srwi r3,r3,16 + cmplwi cr0,r3,PVR_476CURRITUCK@h + beq head_start_47x cmplwi cr0,r3,PVR_476@h beq head_start_47x cmplwi cr0,r3,PVR_476_ISS@h
- k=