diff options
Diffstat (limited to 'arch/powerpc')
68 files changed, 228 insertions, 240 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index 50d020ac0f48..617dece67924 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile @@ -318,12 +318,12 @@ mpc85xx_smp_defconfig: PHONY += corenet32_smp_defconfig corenet32_smp_defconfig: $(call merge_into_defconfig,corenet_basic_defconfig,\ - 85xx-32bit 85xx-smp 85xx-hw fsl-emb-nonhw) + 85xx-32bit 85xx-smp 85xx-hw fsl-emb-nonhw dpaa) PHONY += corenet64_smp_defconfig corenet64_smp_defconfig: $(call merge_into_defconfig,corenet_basic_defconfig,\ - 85xx-64bit 85xx-smp altivec 85xx-hw fsl-emb-nonhw) + 85xx-64bit 85xx-smp altivec 85xx-hw fsl-emb-nonhw dpaa) PHONY += mpc86xx_defconfig mpc86xx_defconfig: diff --git a/arch/powerpc/configs/dpaa.config b/arch/powerpc/configs/dpaa.config new file mode 100644 index 000000000000..efa99c048543 --- /dev/null +++ b/arch/powerpc/configs/dpaa.config @@ -0,0 +1 @@ +CONFIG_FSL_DPAA=y diff --git a/arch/powerpc/include/asm/cputable.h b/arch/powerpc/include/asm/cputable.h index f752e6f7cfbe..ab68d0ee7725 100644 --- a/arch/powerpc/include/asm/cputable.h +++ b/arch/powerpc/include/asm/cputable.h @@ -43,6 +43,7 @@ extern int machine_check_e500mc(struct pt_regs *regs); extern int machine_check_e500(struct pt_regs *regs); extern int machine_check_e200(struct pt_regs *regs); extern int machine_check_47x(struct pt_regs *regs); +int machine_check_8xx(struct pt_regs *regs); extern void cpu_down_flush_e500v2(void); extern void cpu_down_flush_e500mc(void); diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index c7d82ff62a33..eba60416536e 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -155,6 +155,8 @@ static inline unsigned long arch_local_irq_save(void) unsigned long flags = arch_local_save_flags(); #ifdef CONFIG_BOOKE asm volatile("wrteei 0" : : : "memory"); +#elif defined(CONFIG_PPC_8xx) + wrtspr(SPRN_EID); #else SET_MSR_EE(flags & ~MSR_EE); #endif @@ -165,6 +167,8 @@ static inline void arch_local_irq_disable(void) { #ifdef CONFIG_BOOKE asm volatile("wrteei 0" : : : "memory"); +#elif defined(CONFIG_PPC_8xx) + wrtspr(SPRN_EID); #else arch_local_irq_save(); #endif @@ -174,6 +178,8 @@ static inline void arch_local_irq_enable(void) { #ifdef CONFIG_BOOKE asm volatile("wrteei 1" : : : "memory"); +#elif defined(CONFIG_PPC_8xx) + wrtspr(SPRN_EIE); #else unsigned long msr = mfmsr(); SET_MSR_EE(msr | MSR_EE); diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h index 54ff8ce7fa96..0132831b3081 100644 --- a/arch/powerpc/include/asm/ppc-opcode.h +++ b/arch/powerpc/include/asm/ppc-opcode.h @@ -152,6 +152,7 @@ #define PPC_INST_LWSYNC 0x7c2004ac #define PPC_INST_SYNC 0x7c0004ac #define PPC_INST_SYNC_MASK 0xfc0007fe +#define PPC_INST_ISYNC 0x4c00012c #define PPC_INST_LXVD2X 0x7c000698 #define PPC_INST_MCRXR 0x7c000400 #define PPC_INST_MCRXR_MASK 0xfc0007fe diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index a8f63bcb71af..cff79885c2fd 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -1249,6 +1249,8 @@ static inline void mtmsr_isync(unsigned long val) : "r" ((unsigned long)(v)) \ : "memory") #endif +#define wrtspr(rn) asm volatile("mtspr " __stringify(rn) ",0" : \ + : : "memory") extern unsigned long msr_check_and_set(unsigned long bits); extern bool strict_msr_control; diff --git a/arch/powerpc/include/asm/reg_8xx.h b/arch/powerpc/include/asm/reg_8xx.h index 94d01f81e668..0197e12f7d48 100644 --- a/arch/powerpc/include/asm/reg_8xx.h +++ b/arch/powerpc/include/asm/reg_8xx.h @@ -25,6 +25,10 @@ #define SPRN_MD_RAM0 825 #define SPRN_MD_RAM1 826 +/* Special MSR manipulation registers */ +#define SPRN_EIE 80 /* External interrupt enable (EE=1, RI=1) */ +#define SPRN_EID 81 /* External interrupt disable (EE=0, RI=1) */ + /* Commands. Only the first few are available to the instruction cache. */ #define IDC_ENABLE 0x02000000 /* Cache enable */ diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 6c4646ac9234..6a82ef039c50 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -1248,6 +1248,7 @@ static struct cpu_spec __initdata cpu_specs[] = { .mmu_features = MMU_FTR_TYPE_8xx, .icache_bsize = 16, .dcache_bsize = 16, + .machine_check = machine_check_8xx, .platform = "ppc823", }, #endif /* CONFIG_8xx */ diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S index 3a185c51ce8f..033a6b735487 100644 --- a/arch/powerpc/kernel/head_8xx.S +++ b/arch/powerpc/kernel/head_8xx.S @@ -226,7 +226,7 @@ i##n: \ ret_from_except) /* System reset */ - EXCEPTION(0x100, Reset, unknown_exception, EXC_XFER_STD) + EXCEPTION(0x100, Reset, system_reset_exception, EXC_XFER_STD) /* Machine check */ . = 0x200 @@ -321,7 +321,7 @@ SystemCall: #endif InstructionTLBMiss: -#ifdef CONFIG_8xx_CPU6 +#if defined(CONFIG_8xx_CPU6) || defined(CONFIG_MODULES) || defined (CONFIG_DEBUG_PAGEALLOC) mtspr SPRN_SPRG_SCRATCH2, r3 #endif EXCEPTION_PROLOG_0 @@ -329,23 +329,20 @@ InstructionTLBMiss: /* If we are faulting a kernel address, we have to use the * kernel page tables. */ + mfspr r10, SPRN_SRR0 /* Get effective address of fault */ + INVALIDATE_ADJACENT_PAGES_CPU15(r11, r10) #if defined(CONFIG_MODULES) || defined (CONFIG_DEBUG_PAGEALLOC) /* Only modules will cause ITLB Misses as we always * pin the first 8MB of kernel memory */ - mfspr r11, SPRN_SRR0 /* Get effective address of fault */ - INVALIDATE_ADJACENT_PAGES_CPU15(r10, r11) - mfcr r10 - IS_KERNEL(r11, r11) + mfcr r3 + IS_KERNEL(r11, r10) +#endif mfspr r11, SPRN_M_TW /* Get level 1 table */ +#if defined(CONFIG_MODULES) || defined (CONFIG_DEBUG_PAGEALLOC) BRANCH_UNLESS_KERNEL(3f) lis r11, (swapper_pg_dir-PAGE_OFFSET)@ha 3: - mtcr r10 - mfspr r10, SPRN_SRR0 /* Get effective address of fault */ -#else - mfspr r10, SPRN_SRR0 /* Get effective address of fault */ - INVALIDATE_ADJACENT_PAGES_CPU15(r11, r10) - mfspr r11, SPRN_M_TW /* Get level 1 table base address */ + mtcr r3 #endif /* Insert level 1 index */ rlwimi r11, r10, 32 - ((PAGE_SHIFT - 2) << 1), (PAGE_SHIFT - 2) << 1, 29 @@ -377,58 +374,39 @@ InstructionTLBMiss: MTSPR_CPU6(SPRN_MI_RPN, r10, r3) /* Update TLB entry */ /* Restore registers */ -#ifdef CONFIG_8xx_CPU6 +#if defined(CONFIG_8xx_CPU6) || defined(CONFIG_MODULES) || defined (CONFIG_DEBUG_PAGEALLOC) mfspr r3, SPRN_SPRG_SCRATCH2 #endif EXCEPTION_EPILOG_0 rfi -/* - * Bottom part of DataStoreTLBMiss handler for IMMR area - * not enough space in the DataStoreTLBMiss area - */ -DTLBMissIMMR: - mtcr r10 - /* Set 512k byte guarded page and mark it valid */ - li r10, MD_PS512K | MD_GUARDED | MD_SVALID - MTSPR_CPU6(SPRN_MD_TWC, r10, r11) - mfspr r10, SPRN_IMMR /* Get current IMMR */ - rlwinm r10, r10, 0, 0xfff80000 /* Get 512 kbytes boundary */ - ori r10, r10, 0xf0 | MD_SPS16K | _PAGE_SHARED | _PAGE_DIRTY | \ - _PAGE_PRESENT | _PAGE_NO_CACHE - MTSPR_CPU6(SPRN_MD_RPN, r10, r11) /* Update TLB entry */ - - li r11, RPN_PATTERN - mtspr SPRN_DAR, r11 /* Tag DAR */ - EXCEPTION_EPILOG_0 - rfi - . = 0x1200 DataStoreTLBMiss: + mtspr SPRN_SPRG_SCRATCH2, r3 EXCEPTION_PROLOG_0 - mfcr r10 + mfcr r3 /* If we are faulting a kernel address, we have to use the * kernel page tables. */ - mfspr r11, SPRN_MD_EPN - rlwinm r11, r11, 16, 0xfff8 + mfspr r10, SPRN_MD_EPN + rlwinm r10, r10, 16, 0xfff8 + cmpli cr0, r10, PAGE_OFFSET@h + mfspr r11, SPRN_M_TW /* Get level 1 table */ + blt+ 3f #ifndef CONFIG_PIN_TLB_IMMR - cmpli cr0, r11, VIRT_IMMR_BASE@h + cmpli cr0, r10, VIRT_IMMR_BASE@h #endif - cmpli cr7, r11, PAGE_OFFSET@h +_ENTRY(DTLBMiss_cmp) + cmpli cr7, r10, (PAGE_OFFSET + 0x1800000)@h + lis r11, (swapper_pg_dir-PAGE_OFFSET)@ha #ifndef CONFIG_PIN_TLB_IMMR _ENTRY(DTLBMiss_jmp) beq- DTLBMissIMMR #endif - bge- cr7, 4f - - mfspr r11, SPRN_M_TW /* Get level 1 table */ + blt cr7, DTLBMissLinear 3: - mtcr r10 -#ifdef CONFIG_8xx_CPU6 - mtspr SPRN_SPRG_SCRATCH2, r3 -#endif + mtcr r3 mfspr r10, SPRN_MD_EPN /* Insert level 1 index */ @@ -481,30 +459,7 @@ _ENTRY(DTLBMiss_jmp) MTSPR_CPU6(SPRN_MD_RPN, r10, r3) /* Update TLB entry */ /* Restore registers */ -#ifdef CONFIG_8xx_CPU6 mfspr r3, SPRN_SPRG_SCRATCH2 -#endif - mtspr SPRN_DAR, r11 /* Tag DAR */ - EXCEPTION_EPILOG_0 - rfi - -4: -_ENTRY(DTLBMiss_cmp) - cmpli cr0, r11, (PAGE_OFFSET + 0x1800000)@h - lis r11, (swapper_pg_dir-PAGE_OFFSET)@ha - bge- 3b - - mtcr r10 - /* Set 8M byte page and mark it valid */ - li r10, MD_PS8MEG | MD_SVALID - MTSPR_CPU6(SPRN_MD_TWC, r10, r11) - mfspr r10, SPRN_MD_EPN - rlwinm r10, r10, 0, 0x0f800000 /* 8xx supports max 256Mb RAM */ - ori r10, r10, 0xf0 | MD_SPS16K | _PAGE_SHARED | _PAGE_DIRTY | \ - _PAGE_PRESENT - MTSPR_CPU6(SPRN_MD_RPN, r10, r11) /* Update TLB entry */ - - li r11, RPN_PATTERN mtspr SPRN_DAR, r11 /* Tag DAR */ EXCEPTION_EPILOG_0 rfi @@ -570,6 +525,43 @@ DARFixed:/* Return from dcbx instruction bug workaround */ . = 0x2000 +/* + * Bottom part of DataStoreTLBMiss handlers for IMMR area and linear RAM. + * not enough space in the DataStoreTLBMiss area. + */ +DTLBMissIMMR: + mtcr r3 + /* Set 512k byte guarded page and mark it valid */ + li r10, MD_PS512K | MD_GUARDED | MD_SVALID + MTSPR_CPU6(SPRN_MD_TWC, r10, r11) + mfspr r10, SPRN_IMMR /* Get current IMMR */ + rlwinm r10, r10, 0, 0xfff80000 /* Get 512 kbytes boundary */ + ori r10, r10, 0xf0 | MD_SPS16K | _PAGE_SHARED | _PAGE_DIRTY | \ + _PAGE_PRESENT | _PAGE_NO_CACHE + MTSPR_CPU6(SPRN_MD_RPN, r10, r11) /* Update TLB entry */ + + li r11, RPN_PATTERN + mtspr SPRN_DAR, r11 /* Tag DAR */ + mfspr r3, SPRN_SPRG_SCRATCH2 + EXCEPTION_EPILOG_0 + rfi + +DTLBMissLinear: + mtcr r3 + /* Set 8M byte page and mark it valid */ + li r11, MD_PS8MEG | MD_SVALID + MTSPR_CPU6(SPRN_MD_TWC, r11, r3) + rlwinm r10, r10, 16, 0x0f800000 /* 8xx supports max 256Mb RAM */ + ori r10, r10, 0xf0 | MD_SPS16K | _PAGE_SHARED | _PAGE_DIRTY | \ + _PAGE_PRESENT + MTSPR_CPU6(SPRN_MD_RPN, r10, r11) /* Update TLB entry */ + + li r11, RPN_PATTERN + mtspr SPRN_DAR, r11 /* Tag DAR */ + mfspr r3, SPRN_SPRG_SCRATCH2 + EXCEPTION_EPILOG_0 + rfi + /* This is the procedure to calculate the data EA for buggy dcbx,dcbi instructions * by decoding the registers used by the dcbx instruction and adding them. * DAR is set to the calculated address. @@ -586,7 +578,9 @@ FixupDAR:/* Entry point for dcbx workaround. */ rlwinm r11, r10, 16, 0xfff8 _ENTRY(FixupDAR_cmp) cmpli cr7, r11, (PAGE_OFFSET + 0x1800000)@h - blt- cr7, 200f + /* create physical page address from effective address */ + tophys(r11, r10) + blt- cr7, 201f lis r11, (swapper_pg_dir-PAGE_OFFSET)@ha /* Insert level 1 index */ 3: rlwimi r11, r10, 32 - ((PAGE_SHIFT - 2) << 1), (PAGE_SHIFT - 2) << 1, 29 @@ -616,10 +610,6 @@ _ENTRY(FixupDAR_cmp) 141: mfspr r10,SPRN_SPRG_SCRATCH2 b DARFixed /* Nope, go back to normal TLB processing */ - /* create physical page address from effective address */ -200: tophys(r11, r10) - b 201b - 144: mfspr r10, SPRN_DSISR rlwinm r10, r10,0,7,5 /* Clear store bit for buggy dcbst insn */ mtspr SPRN_DSISR, r10 diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index dba265c586df..270ee30abdcf 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -131,15 +131,26 @@ void machine_shutdown(void) ppc_md.machine_shutdown(); } +static void machine_hang(void) +{ + pr_emerg("System Halted, OK to turn off power\n"); + local_irq_disable(); + while (1) + ; +} + void machine_restart(char *cmd) { machine_shutdown(); if (ppc_md.restart) ppc_md.restart(cmd); + smp_send_stop(); - printk(KERN_EMERG "System Halted, OK to turn off power\n"); - local_irq_disable(); - while (1) ; + + do_kernel_restart(cmd); + mdelay(1000); + + machine_hang(); } void machine_power_off(void) @@ -147,10 +158,9 @@ void machine_power_off(void) machine_shutdown(); if (pm_power_off) pm_power_off(); + smp_send_stop(); - printk(KERN_EMERG "System Halted, OK to turn off power\n"); - local_irq_disable(); - while (1) ; + machine_hang(); } /* Used by the G5 thermal driver */ EXPORT_SYMBOL_GPL(machine_power_off); @@ -163,10 +173,9 @@ void machine_halt(void) machine_shutdown(); if (ppc_md.halt) ppc_md.halt(); + smp_send_stop(); - printk(KERN_EMERG "System Halted, OK to turn off power\n"); - local_irq_disable(); - while (1) ; + machine_hang(); } diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index a1f8f5641e9e..023a462725b5 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -273,7 +273,6 @@ void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr) force_sig_info(signr, &info, current); } -#ifdef CONFIG_PPC64 void system_reset_exception(struct pt_regs *regs) { /* See if any machine dependent calls */ @@ -291,6 +290,7 @@ void system_reset_exception(struct pt_regs *regs) /* What should we do here? We could issue a shutdown or hard reset. */ } +#ifdef CONFIG_PPC64 /* * This function is called in real mode. Strictly no printk's please. * @@ -352,12 +352,11 @@ static inline int check_io_access(struct pt_regs *regs) * For the debug message, we look at the preceding * load or store. */ - if (*nip == 0x60000000) /* nop */ + if (*nip == PPC_INST_NOP) nip -= 2; - else if (*nip == 0x4c00012c) /* isync */ + else if (*nip == PPC_INST_ISYNC) --nip; - if (*nip == 0x7c0004ac || (*nip >> 26) == 3) { - /* sync or twi */ + if (*nip == PPC_INST_SYNC || (*nip >> 26) == OP_TRAP) { unsigned int rb; --nip; @@ -668,6 +667,31 @@ int machine_check_e200(struct pt_regs *regs) return 0; } +#elif defined(CONFIG_PPC_8xx) +int machine_check_8xx(struct pt_regs *regs) +{ + unsigned long reason = get_mc_reason(regs); + + pr_err("Machine check in kernel mode.\n"); + pr_err("Caused by (from SRR1=%lx): ", reason); + if (reason & 0x40000000) + pr_err("Fetch error at address %lx\n", regs->nip); + else + pr_err("Data access error at address %lx\n", regs->dar); + +#ifdef CONFIG_PCI + /* the qspan pci read routines can cause machine checks -- Cort + * + * yuck !!! that totally needs to go away ! There are better ways + * to deal with that than having a wart in the mcheck handler. + * -- BenH + */ + bad_page_fault(regs, regs->dar, SIGBUS); + return 1; +#else + return 0; +#endif +} #else int machine_check_generic(struct pt_regs *regs) { @@ -727,17 +751,6 @@ void machine_check_exception(struct pt_regs *regs) if (recover > 0) goto bail; -#if defined(CONFIG_8xx) && defined(CONFIG_PCI) - /* the qspan pci read routines can cause machine checks -- Cort - * - * yuck !!! that totally needs to go away ! There are better ways - * to deal with that than having a wart in the mcheck handler. - * -- BenH - */ - bad_page_fault(regs, regs->dar, SIGBUS); - goto bail; -#endif - if (debugger_fault_handler(regs)) goto bail; diff --git a/arch/powerpc/platforms/82xx/Kconfig b/arch/powerpc/platforms/82xx/Kconfig index 7c7df4003820..994d1a959e20 100644 --- a/arch/powerpc/platforms/82xx/Kconfig +++ b/arch/powerpc/platforms/82xx/Kconfig @@ -30,8 +30,8 @@ config EP8248E select 8272 select 8260 select FSL_SOC - select PHYLIB - select MDIO_BITBANG + select PHYLIB if NETDEVICES + select MDIO_BITBANG if PHYLIB help This enables support for the Embedded Planet EP8248E board. diff --git a/arch/powerpc/platforms/82xx/ep8248e.c b/arch/powerpc/platforms/82xx/ep8248e.c index cdab847749e6..8fec050f2d5b 100644 --- a/arch/powerpc/platforms/82xx/ep8248e.c +++ b/arch/powerpc/platforms/82xx/ep8248e.c @@ -298,7 +298,9 @@ static const struct of_device_id of_bus_ids[] __initconst = { static int __init declare_of_platform_devices(void) { of_platform_bus_probe(NULL, of_bus_ids, NULL); - platform_driver_register(&ep8248e_mdio_driver); + + if (IS_ENABLED(CONFIG_MDIO_BITBANG)) + platform_driver_register(&ep8248e_mdio_driver); return 0; } diff --git a/arch/powerpc/platforms/83xx/asp834x.c b/arch/powerpc/platforms/83xx/asp834x.c index 17e54339f8d9..575afd6eb36a 100644 --- a/arch/powerpc/platforms/83xx/asp834x.c +++ b/arch/powerpc/platforms/83xx/asp834x.c @@ -30,9 +30,7 @@ */ static void __init asp834x_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("asp834x_setup_arch()", 0); - + mpc83xx_setup_arch(); mpc834x_usb_cfg(); } diff --git a/arch/powerpc/platforms/83xx/km83xx.c b/arch/powerpc/platforms/83xx/km83xx.c index e7fbd6366abb..d8642a4afc74 100644 --- a/arch/powerpc/platforms/83xx/km83xx.c +++ b/arch/powerpc/platforms/83xx/km83xx.c @@ -130,10 +130,7 @@ static void __init mpc83xx_km_setup_arch(void) struct device_node *np; #endif - if (ppc_md.progress) - ppc_md.progress("kmpbec83xx_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); #ifdef CONFIG_QUICC_ENGINE np = of_find_node_by_name(NULL, "par_io"); diff --git a/arch/powerpc/platforms/83xx/misc.c b/arch/powerpc/platforms/83xx/misc.c index 8899aa9d11f5..d75c9816a5c9 100644 --- a/arch/powerpc/platforms/83xx/misc.c +++ b/arch/powerpc/platforms/83xx/misc.c @@ -142,3 +142,11 @@ void __init mpc83xx_setup_pci(void) mpc83xx_add_bridge(np); } #endif + +void __init mpc83xx_setup_arch(void) +{ + if (ppc_md.progress) + ppc_md.progress("mpc83xx_setup_arch()", 0); + + mpc83xx_setup_pci(); +} diff --git a/arch/powerpc/platforms/83xx/mpc830x_rdb.c b/arch/powerpc/platforms/83xx/mpc830x_rdb.c index 040d5d085467..272c41c387b9 100644 --- a/arch/powerpc/platforms/83xx/mpc830x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc830x_rdb.c @@ -27,10 +27,7 @@ */ static void __init mpc830x_rdb_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("mpc830x_rdb_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); mpc831x_usb_cfg(); } diff --git a/arch/powerpc/platforms/83xx/mpc831x_rdb.c b/arch/powerpc/platforms/83xx/mpc831x_rdb.c index 40e0d8307b59..fd80fd570e67 100644 --- a/arch/powerpc/platforms/83xx/mpc831x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc831x_rdb.c @@ -28,10 +28,7 @@ */ static void __init mpc831x_rdb_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("mpc831x_rdb_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); mpc831x_usb_cfg(); } diff --git a/arch/powerpc/platforms/83xx/mpc832x_mds.c b/arch/powerpc/platforms/83xx/mpc832x_mds.c index cdfa47c4d394..bb7b25acf26f 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc832x_mds.c @@ -58,8 +58,7 @@ static void __init mpc832x_sys_setup_arch(void) struct device_node *np; u8 __iomem *bcsr_regs = NULL; - if (ppc_md.progress) - ppc_md.progress("mpc832x_sys_setup_arch()", 0); + mpc83xx_setup_arch(); /* Map BCSR area */ np = of_find_node_by_name(NULL, "bcsr"); @@ -71,8 +70,6 @@ static void __init mpc832x_sys_setup_arch(void) of_node_put(np); } - mpc83xx_setup_pci(); - #ifdef CONFIG_QUICC_ENGINE if ((np = of_find_node_by_name(NULL, "par_io")) != NULL) { par_io_init(np); diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index 0d6a62fc5864..d7c9b186954d 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -197,10 +197,7 @@ static void __init mpc832x_rdb_setup_arch(void) struct device_node *np; #endif - if (ppc_md.progress) - ppc_md.progress("mpc832x_rdb_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); #ifdef CONFIG_QUICC_ENGINE if ((np = of_find_node_by_name(NULL, "par_io")) != NULL) { diff --git a/arch/powerpc/platforms/83xx/mpc834x_itx.c b/arch/powerpc/platforms/83xx/mpc834x_itx.c index 8fd0c1e8b182..73a5267df497 100644 --- a/arch/powerpc/platforms/83xx/mpc834x_itx.c +++ b/arch/powerpc/platforms/83xx/mpc834x_itx.c @@ -57,10 +57,7 @@ machine_device_initcall(mpc834x_itx, mpc834x_itx_declare_of_platform_devices); */ static void __init mpc834x_itx_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("mpc834x_itx_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); mpc834x_usb_cfg(); } diff --git a/arch/powerpc/platforms/83xx/mpc834x_mds.c b/arch/powerpc/platforms/83xx/mpc834x_mds.c index eeaee6123bb3..009cfc18a4ee 100644 --- a/arch/powerpc/platforms/83xx/mpc834x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc834x_mds.c @@ -76,10 +76,7 @@ static int mpc834xemds_usb_cfg(void) */ static void __init mpc834x_mds_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("mpc834x_mds_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); mpc834xemds_usb_cfg(); } diff --git a/arch/powerpc/platforms/83xx/mpc836x_mds.c b/arch/powerpc/platforms/83xx/mpc836x_mds.c index dacf4c2df069..4fc3051c2b2e 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc836x_mds.c @@ -66,8 +66,7 @@ static void __init mpc836x_mds_setup_arch(void) struct device_node *np; u8 __iomem *bcsr_regs = NULL; - if (ppc_md.progress) - ppc_md.progress("mpc836x_mds_setup_arch()", 0); + mpc83xx_setup_arch(); /* Map BCSR area */ np = of_find_node_by_name(NULL, "bcsr"); @@ -79,8 +78,6 @@ static void __init mpc836x_mds_setup_arch(void) of_node_put(np); } - mpc83xx_setup_pci(); - #ifdef CONFIG_QUICC_ENGINE if ((np = of_find_node_by_name(NULL, "par_io")) != NULL) { par_io_init(np); diff --git a/arch/powerpc/platforms/83xx/mpc836x_rdk.c b/arch/powerpc/platforms/83xx/mpc836x_rdk.c index cf67ac93ddcb..93f024fd9b45 100644 --- a/arch/powerpc/platforms/83xx/mpc836x_rdk.c +++ b/arch/powerpc/platforms/83xx/mpc836x_rdk.c @@ -31,10 +31,7 @@ machine_device_initcall(mpc836x_rdk, mpc83xx_declare_of_platform_devices); static void __init mpc836x_rdk_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("mpc836x_rdk_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); } /* diff --git a/arch/powerpc/platforms/83xx/mpc837x_mds.c b/arch/powerpc/platforms/83xx/mpc837x_mds.c index 652b97d699c9..3b34cc1f626c 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_mds.c +++ b/arch/powerpc/platforms/83xx/mpc837x_mds.c @@ -79,10 +79,7 @@ out: */ static void __init mpc837x_mds_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("mpc837x_mds_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); mpc837xmds_usb_cfg(); } diff --git a/arch/powerpc/platforms/83xx/mpc837x_rdb.c b/arch/powerpc/platforms/83xx/mpc837x_rdb.c index 667731d81676..0c55fa6af2d5 100644 --- a/arch/powerpc/platforms/83xx/mpc837x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc837x_rdb.c @@ -50,10 +50,7 @@ static void mpc837x_rdb_sd_cfg(void) */ static void __init mpc837x_rdb_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("mpc837x_rdb_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); mpc837x_usb_cfg(); mpc837x_rdb_sd_cfg(); } diff --git a/arch/powerpc/platforms/83xx/mpc83xx.h b/arch/powerpc/platforms/83xx/mpc83xx.h index ad484199eff7..636eb9d0401a 100644 --- a/arch/powerpc/platforms/83xx/mpc83xx.h +++ b/arch/powerpc/platforms/83xx/mpc83xx.h @@ -86,5 +86,6 @@ extern void mpc83xx_setup_pci(void); #endif extern int mpc83xx_declare_of_platform_devices(void); +extern void mpc83xx_setup_arch(void); #endif /* __MPC83XX_H__ */ diff --git a/arch/powerpc/platforms/83xx/sbc834x.c b/arch/powerpc/platforms/83xx/sbc834x.c index b867e88dfb0d..cb4bdabfdf1c 100644 --- a/arch/powerpc/platforms/83xx/sbc834x.c +++ b/arch/powerpc/platforms/83xx/sbc834x.c @@ -47,10 +47,7 @@ */ static void __init sbc834x_setup_arch(void) { - if (ppc_md.progress) - ppc_md.progress("sbc834x_setup_arch()", 0); - - mpc83xx_setup_pci(); + mpc83xx_setup_arch(); } machine_device_initcall(sbc834x, mpc83xx_declare_of_platform_devices); diff --git a/arch/powerpc/platforms/85xx/Kconfig b/arch/powerpc/platforms/85xx/Kconfig index df25a3ed489d..9dc1d28975b9 100644 --- a/arch/powerpc/platforms/85xx/Kconfig +++ b/arch/powerpc/platforms/85xx/Kconfig @@ -72,7 +72,7 @@ config MPC85xx_CDS config MPC85xx_MDS bool "Freescale MPC85xx MDS" select DEFAULT_UIMAGE - select PHYLIB + select PHYLIB if NETDEVICES select HAS_RAPIDIO select SWIOTLB help diff --git a/arch/powerpc/platforms/85xx/bsc913x_qds.c b/arch/powerpc/platforms/85xx/bsc913x_qds.c index 07dd6ae3ec52..d2f45569a026 100644 --- a/arch/powerpc/platforms/85xx/bsc913x_qds.c +++ b/arch/powerpc/platforms/85xx/bsc913x_qds.c @@ -72,7 +72,6 @@ define_machine(bsc9132_qds) { .pcibios_fixup_bus = fsl_pcibios_fixup_bus, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/bsc913x_rdb.c b/arch/powerpc/platforms/85xx/bsc913x_rdb.c index e48f6710e6d5..0ffdb4a80c2a 100644 --- a/arch/powerpc/platforms/85xx/bsc913x_rdb.c +++ b/arch/powerpc/platforms/85xx/bsc913x_rdb.c @@ -59,7 +59,6 @@ define_machine(bsc9131_rdb) { .setup_arch = bsc913x_rdb_setup_arch, .init_IRQ = bsc913x_rdb_pic_init, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/c293pcie.c b/arch/powerpc/platforms/85xx/c293pcie.c index 3b9e3f0f9aec..4df1b4026eab 100644 --- a/arch/powerpc/platforms/85xx/c293pcie.c +++ b/arch/powerpc/platforms/85xx/c293pcie.c @@ -65,7 +65,6 @@ define_machine(c293_pcie) { .setup_arch = c293_pcie_setup_arch, .init_IRQ = c293_pcie_pic_init, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/corenet_generic.c b/arch/powerpc/platforms/85xx/corenet_generic.c index 3a6a84f07f43..1179115a4b5c 100644 --- a/arch/powerpc/platforms/85xx/corenet_generic.c +++ b/arch/powerpc/platforms/85xx/corenet_generic.c @@ -225,7 +225,6 @@ define_machine(corenet_generic) { #else .get_irq = mpic_get_coreint_irq, #endif - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, #ifdef CONFIG_PPC64 diff --git a/arch/powerpc/platforms/85xx/ge_imp3a.c b/arch/powerpc/platforms/85xx/ge_imp3a.c index 14af36a7fa9c..f29c6f0909f3 100644 --- a/arch/powerpc/platforms/85xx/ge_imp3a.c +++ b/arch/powerpc/platforms/85xx/ge_imp3a.c @@ -215,7 +215,6 @@ define_machine(ge_imp3a) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/mpc8536_ds.c b/arch/powerpc/platforms/85xx/mpc8536_ds.c index 6ba687f19e45..94a7f92c858f 100644 --- a/arch/powerpc/platforms/85xx/mpc8536_ds.c +++ b/arch/powerpc/platforms/85xx/mpc8536_ds.c @@ -77,7 +77,6 @@ define_machine(mpc8536_ds) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ads.c b/arch/powerpc/platforms/85xx/mpc85xx_ads.c index 8756715c7a47..f3e055fdd1de 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_ads.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_ads.c @@ -170,7 +170,6 @@ define_machine(mpc85xx_ads) { .init_IRQ = mpc85xx_ads_pic_init, .show_cpuinfo = mpc85xx_ads_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/mpc85xx_cds.c b/arch/powerpc/platforms/85xx/mpc85xx_cds.c index 86f20156178e..224db30c497b 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_cds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_cds.c @@ -83,7 +83,8 @@ static int mpc85xx_exclude_device(struct pci_controller *hose, return PCIBIOS_SUCCESSFUL; } -static void __noreturn mpc85xx_cds_restart(char *cmd) +static int mpc85xx_cds_restart(struct notifier_block *this, + unsigned long mode, void *cmd) { struct pci_dev *dev; u_char tmp; @@ -108,12 +109,25 @@ static void __noreturn mpc85xx_cds_restart(char *cmd) } /* - * If we can't find the VIA chip (maybe the P2P bridge is disabled) - * or the VIA chip reset didn't work, just use the default reset. + * If we can't find the VIA chip (maybe the P2P bridge is + * disabled) or the VIA chip reset didn't work, just return + * and let default reset sequence happen. */ - fsl_rstcr_restart(NULL); + return NOTIFY_DONE; } +static int mpc85xx_cds_restart_register(void) +{ + static struct notifier_block restart_handler; + + restart_handler.notifier_call = mpc85xx_cds_restart; + restart_handler.priority = 192; + + return register_restart_handler(&restart_handler); +} +machine_arch_initcall(mpc85xx_cds, mpc85xx_cds_restart_register); + + static void __init mpc85xx_cds_pci_irq_fixup(struct pci_dev *dev) { u_char c; @@ -380,11 +394,8 @@ define_machine(mpc85xx_cds) { .show_cpuinfo = mpc85xx_cds_show_cpuinfo, .get_irq = mpic_get_irq, #ifdef CONFIG_PCI - .restart = mpc85xx_cds_restart, .pcibios_fixup_bus = mpc85xx_cds_fixup_bus, .pcibios_fixup_phb = fsl_pcibios_fixup_phb, -#else - .restart = fsl_rstcr_restart, #endif .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/arch/powerpc/platforms/85xx/mpc85xx_ds.c index ed69c7ee1829..dc9e035cc637 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_ds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_ds.c @@ -204,7 +204,6 @@ define_machine(mpc8544_ds) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -219,7 +218,6 @@ define_machine(mpc8572_ds) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -234,7 +232,6 @@ define_machine(p2020_ds) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/mpc85xx_mds.c b/arch/powerpc/platforms/85xx/mpc85xx_mds.c index fa9cd710d2ae..d7e440e6dba3 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_mds.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_mds.c @@ -63,6 +63,8 @@ #define DBG(fmt...) #endif +#if IS_BUILTIN(CONFIG_PHYLIB) + #define MV88E1111_SCR 0x10 #define MV88E1111_SCR_125CLK 0x0010 static int mpc8568_fixup_125_clock(struct phy_device *phydev) @@ -152,6 +154,8 @@ static int mpc8568_mds_phy_fixups(struct phy_device *phydev) return err; } +#endif + /* ************************************************************************ * * Setup the architecture @@ -313,6 +317,7 @@ static void __init mpc85xx_mds_setup_arch(void) swiotlb_detect_4g(); } +#if IS_BUILTIN(CONFIG_PHYLIB) static int __init board_fixups(void) { @@ -342,9 +347,12 @@ static int __init board_fixups(void) return 0; } + machine_arch_initcall(mpc8568_mds, board_fixups); machine_arch_initcall(mpc8569_mds, board_fixups); +#endif + static int __init mpc85xx_publish_devices(void) { if (machine_is(mpc8568_mds)) @@ -385,7 +393,6 @@ define_machine(mpc8568_mds) { .setup_arch = mpc85xx_mds_setup_arch, .init_IRQ = mpc85xx_mds_pic_init, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, #ifdef CONFIG_PCI @@ -405,7 +412,6 @@ define_machine(mpc8569_mds) { .setup_arch = mpc85xx_mds_setup_arch, .init_IRQ = mpc85xx_mds_pic_init, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, #ifdef CONFIG_PCI @@ -426,7 +432,6 @@ define_machine(p1021_mds) { .setup_arch = mpc85xx_mds_setup_arch, .init_IRQ = mpc85xx_mds_pic_init, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, #ifdef CONFIG_PCI @@ -434,4 +439,3 @@ define_machine(p1021_mds) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif }; - diff --git a/arch/powerpc/platforms/85xx/mpc85xx_rdb.c b/arch/powerpc/platforms/85xx/mpc85xx_rdb.c index c1499cbf3786..10069503e39f 100644 --- a/arch/powerpc/platforms/85xx/mpc85xx_rdb.c +++ b/arch/powerpc/platforms/85xx/mpc85xx_rdb.c @@ -213,7 +213,6 @@ define_machine(p2020_rdb) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -228,7 +227,6 @@ define_machine(p1020_rdb) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -243,7 +241,6 @@ define_machine(p1021_rdb_pc) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -258,7 +255,6 @@ define_machine(p2020_rdb_pc) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -273,7 +269,6 @@ define_machine(p1025_rdb) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -288,7 +283,6 @@ define_machine(p1020_mbg_pc) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -303,7 +297,6 @@ define_machine(p1020_utm_pc) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -318,7 +311,6 @@ define_machine(p1020_rdb_pc) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -333,7 +325,6 @@ define_machine(p1020_rdb_pd) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -348,7 +339,6 @@ define_machine(p1024_rdb) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/mvme2500.c b/arch/powerpc/platforms/85xx/mvme2500.c index acc3d0d6049d..d5af0723a69e 100644 --- a/arch/powerpc/platforms/85xx/mvme2500.c +++ b/arch/powerpc/platforms/85xx/mvme2500.c @@ -66,7 +66,6 @@ define_machine(mvme2500) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/p1010rdb.c b/arch/powerpc/platforms/85xx/p1010rdb.c index 661d7b59e413..78d13b364cd6 100644 --- a/arch/powerpc/platforms/85xx/p1010rdb.c +++ b/arch/powerpc/platforms/85xx/p1010rdb.c @@ -79,7 +79,6 @@ define_machine(p1010_rdb) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/p1022_ds.c b/arch/powerpc/platforms/85xx/p1022_ds.c index 63568d68c76f..0908abd7e36f 100644 --- a/arch/powerpc/platforms/85xx/p1022_ds.c +++ b/arch/powerpc/platforms/85xx/p1022_ds.c @@ -568,7 +568,6 @@ define_machine(p1022_ds) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/p1022_rdk.c b/arch/powerpc/platforms/85xx/p1022_rdk.c index 2f2943600301..276e00ab3dde 100644 --- a/arch/powerpc/platforms/85xx/p1022_rdk.c +++ b/arch/powerpc/platforms/85xx/p1022_rdk.c @@ -148,7 +148,6 @@ define_machine(p1022_rdk) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/p1023_rdb.c b/arch/powerpc/platforms/85xx/p1023_rdb.c index 40d8de57c341..3e8cd0324dfc 100644 --- a/arch/powerpc/platforms/85xx/p1023_rdb.c +++ b/arch/powerpc/platforms/85xx/p1023_rdb.c @@ -110,7 +110,6 @@ define_machine(p1023_rdb) { .setup_arch = mpc85xx_rdb_setup_arch, .init_IRQ = mpc85xx_rdb_pic_init, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, #ifdef CONFIG_PCI diff --git a/arch/powerpc/platforms/85xx/ppa8548.c b/arch/powerpc/platforms/85xx/ppa8548.c index 2410167b290a..33c5ba644fa5 100644 --- a/arch/powerpc/platforms/85xx/ppa8548.c +++ b/arch/powerpc/platforms/85xx/ppa8548.c @@ -91,7 +91,6 @@ define_machine(ppa8548) { .init_IRQ = ppa8548_pic_init, .show_cpuinfo = ppa8548_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/qemu_e500.c b/arch/powerpc/platforms/85xx/qemu_e500.c index 50d745809809..b63a8548366f 100644 --- a/arch/powerpc/platforms/85xx/qemu_e500.c +++ b/arch/powerpc/platforms/85xx/qemu_e500.c @@ -77,7 +77,6 @@ define_machine(qemu_e500) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_coreint_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/sbc8548.c b/arch/powerpc/platforms/85xx/sbc8548.c index 62b6c45a5a9b..2c670848ff08 100644 --- a/arch/powerpc/platforms/85xx/sbc8548.c +++ b/arch/powerpc/platforms/85xx/sbc8548.c @@ -130,7 +130,6 @@ define_machine(sbc8548) { .init_IRQ = sbc8548_pic_init, .show_cpuinfo = sbc8548_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, #ifdef CONFIG_PCI .pcibios_fixup_bus = fsl_pcibios_fixup_bus, .pcibios_fixup_phb = fsl_pcibios_fixup_phb, diff --git a/arch/powerpc/platforms/85xx/sgy_cts1000.c b/arch/powerpc/platforms/85xx/sgy_cts1000.c index 79fd0dfd4b82..21d6aaa5c3e4 100644 --- a/arch/powerpc/platforms/85xx/sgy_cts1000.c +++ b/arch/powerpc/platforms/85xx/sgy_cts1000.c @@ -38,18 +38,18 @@ static void gpio_halt_wfn(struct work_struct *work) } static DECLARE_WORK(gpio_halt_wq, gpio_halt_wfn); -static void gpio_halt_cb(void) +static void __noreturn gpio_halt_cb(void) { enum of_gpio_flags flags; int trigger, gpio; if (!halt_node) - return; + panic("No reset GPIO information was provided in DT\n"); gpio = of_get_gpio_flags(halt_node, 0, &flags); if (!gpio_is_valid(gpio)) - return; + panic("Provided GPIO is invalid\n"); trigger = (flags == OF_GPIO_ACTIVE_LOW); @@ -57,6 +57,8 @@ static void gpio_halt_cb(void) /* Probably wont return */ gpio_set_value(gpio, trigger); + + panic("Halt failed\n"); } /* This IRQ means someone pressed the power button and it is waiting for us diff --git a/arch/powerpc/platforms/85xx/socrates.c b/arch/powerpc/platforms/85xx/socrates.c index cd255acde2e2..8da4ed90338d 100644 --- a/arch/powerpc/platforms/85xx/socrates.c +++ b/arch/powerpc/platforms/85xx/socrates.c @@ -91,7 +91,6 @@ define_machine(socrates) { .setup_arch = socrates_setup_arch, .init_IRQ = socrates_pic_init, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/stx_gp3.c b/arch/powerpc/platforms/85xx/stx_gp3.c index 91b824c4dc08..1a1d44ea1754 100644 --- a/arch/powerpc/platforms/85xx/stx_gp3.c +++ b/arch/powerpc/platforms/85xx/stx_gp3.c @@ -103,7 +103,6 @@ define_machine(stx_gp3) { .init_IRQ = stx_gp3_pic_init, .show_cpuinfo = stx_gp3_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/tqm85xx.c b/arch/powerpc/platforms/85xx/tqm85xx.c index b7c54454d611..9fc20a37835e 100644 --- a/arch/powerpc/platforms/85xx/tqm85xx.c +++ b/arch/powerpc/platforms/85xx/tqm85xx.c @@ -132,7 +132,6 @@ define_machine(tqm85xx) { .init_IRQ = tqm85xx_pic_init, .show_cpuinfo = tqm85xx_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/twr_p102x.c b/arch/powerpc/platforms/85xx/twr_p102x.c index 1bc02a87f597..360f6253e9ff 100644 --- a/arch/powerpc/platforms/85xx/twr_p102x.c +++ b/arch/powerpc/platforms/85xx/twr_p102x.c @@ -140,7 +140,6 @@ define_machine(twr_p1025) { .pcibios_fixup_bus = fsl_pcibios_fixup_bus, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/85xx/xes_mpc85xx.c b/arch/powerpc/platforms/85xx/xes_mpc85xx.c index cf0c70ff026e..cd6ce845f398 100644 --- a/arch/powerpc/platforms/85xx/xes_mpc85xx.c +++ b/arch/powerpc/platforms/85xx/xes_mpc85xx.c @@ -167,7 +167,6 @@ define_machine(xes_mpc8572) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -182,7 +181,6 @@ define_machine(xes_mpc8548) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; @@ -197,7 +195,6 @@ define_machine(xes_mpc8540) { .pcibios_fixup_phb = fsl_pcibios_fixup_phb, #endif .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, }; diff --git a/arch/powerpc/platforms/86xx/gef_ppc9a.c b/arch/powerpc/platforms/86xx/gef_ppc9a.c index ef684afb63c6..6b99300edd36 100644 --- a/arch/powerpc/platforms/86xx/gef_ppc9a.c +++ b/arch/powerpc/platforms/86xx/gef_ppc9a.c @@ -204,7 +204,6 @@ define_machine(gef_ppc9a) { .init_IRQ = gef_ppc9a_init_irq, .show_cpuinfo = gef_ppc9a_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .time_init = mpc86xx_time_init, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, diff --git a/arch/powerpc/platforms/86xx/gef_sbc310.c b/arch/powerpc/platforms/86xx/gef_sbc310.c index 67dd0c231646..8cdeca061127 100644 --- a/arch/powerpc/platforms/86xx/gef_sbc310.c +++ b/arch/powerpc/platforms/86xx/gef_sbc310.c @@ -191,7 +191,6 @@ define_machine(gef_sbc310) { .init_IRQ = gef_sbc310_init_irq, .show_cpuinfo = gef_sbc310_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .time_init = mpc86xx_time_init, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, diff --git a/arch/powerpc/platforms/86xx/gef_sbc610.c b/arch/powerpc/platforms/86xx/gef_sbc610.c index 805026976cac..da8723ae23ec 100644 --- a/arch/powerpc/platforms/86xx/gef_sbc610.c +++ b/arch/powerpc/platforms/86xx/gef_sbc610.c @@ -181,7 +181,6 @@ define_machine(gef_sbc610) { .init_IRQ = gef_sbc610_init_irq, .show_cpuinfo = gef_sbc610_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .time_init = mpc86xx_time_init, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, diff --git a/arch/powerpc/platforms/86xx/mpc8610_hpcd.c b/arch/powerpc/platforms/86xx/mpc8610_hpcd.c index fef0582eddf1..a5d73fabe4d1 100644 --- a/arch/powerpc/platforms/86xx/mpc8610_hpcd.c +++ b/arch/powerpc/platforms/86xx/mpc8610_hpcd.c @@ -331,7 +331,6 @@ define_machine(mpc86xx_hpcd) { .setup_arch = mpc86xx_hpcd_setup_arch, .init_IRQ = mpc86xx_init_irq, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .time_init = mpc86xx_time_init, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c index 5ae42a037065..a0e989ed4b6f 100644 --- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c +++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c @@ -130,7 +130,6 @@ define_machine(mpc86xx_hpcn) { .init_IRQ = mpc86xx_init_irq, .show_cpuinfo = mpc86xx_hpcn_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .time_init = mpc86xx_time_init, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, diff --git a/arch/powerpc/platforms/86xx/mvme7100.c b/arch/powerpc/platforms/86xx/mvme7100.c index addb41e7cd14..835352e63dc3 100644 --- a/arch/powerpc/platforms/86xx/mvme7100.c +++ b/arch/powerpc/platforms/86xx/mvme7100.c @@ -111,7 +111,6 @@ define_machine(mvme7100) { .setup_arch = mvme7100_setup_arch, .init_IRQ = mpc86xx_init_irq, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .time_init = mpc86xx_time_init, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, diff --git a/arch/powerpc/platforms/86xx/sbc8641d.c b/arch/powerpc/platforms/86xx/sbc8641d.c index 52af5735742e..93db35d4f6eb 100644 --- a/arch/powerpc/platforms/86xx/sbc8641d.c +++ b/arch/powerpc/platforms/86xx/sbc8641d.c @@ -82,7 +82,6 @@ define_machine(sbc8641) { .init_IRQ = mpc86xx_init_irq, .show_cpuinfo = sbc8641_show_cpuinfo, .get_irq = mpic_get_irq, - .restart = fsl_rstcr_restart, .time_init = mpc86xx_time_init, .calibrate_decr = generic_calibrate_decr, .progress = udbg_progress, diff --git a/arch/powerpc/sysdev/cpm1.c b/arch/powerpc/sysdev/cpm1.c index 3c0eb9b25535..986cd111d4df 100644 --- a/arch/powerpc/sysdev/cpm1.c +++ b/arch/powerpc/sysdev/cpm1.c @@ -233,8 +233,6 @@ void __init cpm_reset(void) else out_be32(&siu_conf->sc_sdcr, 1); immr_unmap(siu_conf); - - cpm_muram_init(); } static DEFINE_SPINLOCK(cmd_lock); diff --git a/arch/powerpc/sysdev/cpm2.c b/arch/powerpc/sysdev/cpm2.c index 8dc1e24f3c23..f78ff841652c 100644 --- a/arch/powerpc/sysdev/cpm2.c +++ b/arch/powerpc/sysdev/cpm2.c @@ -66,10 +66,6 @@ void __init cpm2_reset(void) cpm2_immr = ioremap(get_immrbase(), CPM_MAP_SIZE); #endif - /* Reclaim the DP memory for our use. - */ - cpm_muram_init(); - /* Tell everyone where the comm processor resides. */ cpmp = &cpm2_immr->im_cpm; diff --git a/arch/powerpc/sysdev/cpm_common.c b/arch/powerpc/sysdev/cpm_common.c index 947f42007734..51bf749a4f3a 100644 --- a/arch/powerpc/sysdev/cpm_common.c +++ b/arch/powerpc/sysdev/cpm_common.c @@ -37,6 +37,21 @@ #include <linux/of_gpio.h> #endif +static int __init cpm_init(void) +{ + struct device_node *np; + + np = of_find_compatible_node(NULL, NULL, "fsl,cpm1"); + if (!np) + np = of_find_compatible_node(NULL, NULL, "fsl,cpm2"); + if (!np) + return -ENODEV; + cpm_muram_init(); + of_node_put(np); + return 0; +} +subsys_initcall(cpm_init); + #ifdef CONFIG_PPC_EARLY_DEBUG_CPM static u32 __iomem *cpm_udbg_txdesc; static u8 __iomem *cpm_udbg_txbuf; diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c index 0ef9df49f0f2..d3a597456b6e 100644 --- a/arch/powerpc/sysdev/fsl_pci.c +++ b/arch/powerpc/sysdev/fsl_pci.c @@ -111,8 +111,7 @@ static struct pci_ops fsl_indirect_pcie_ops = .write = indirect_write_config, }; -#define MAX_PHYS_ADDR_BITS 40 -static u64 pci64_dma_offset = 1ull << MAX_PHYS_ADDR_BITS; +static u64 pci64_dma_offset; #ifdef CONFIG_SWIOTLB static void setup_swiotlb_ops(struct pci_controller *hose) @@ -132,12 +131,10 @@ static int fsl_pci_dma_set_mask(struct device *dev, u64 dma_mask) return -EIO; /* - * Fixup PCI devices that are able to DMA to above the physical - * address width of the SoC such that we can address any internal - * SoC address from across PCI if needed + * Fix up PCI devices that are able to DMA to the large inbound + * mapping that allows addressing any RAM address from across PCI. */ - if ((dev_is_pci(dev)) && - dma_mask >= DMA_BIT_MASK(MAX_PHYS_ADDR_BITS)) { + if (dev_is_pci(dev) && dma_mask >= pci64_dma_offset * 2 - 1) { set_dma_ops(dev, &dma_direct_ops); set_dma_offset(dev, pci64_dma_offset); } @@ -387,6 +384,7 @@ static void setup_pci_atmu(struct pci_controller *hose) mem_log++; piwar = (piwar & ~PIWAR_SZ_MASK) | (mem_log - 1); + pci64_dma_offset = 1ULL << mem_log; if (setup_inbound) { /* Setup inbound memory window */ diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c index a09ca704de58..d93056eedcb0 100644 --- a/arch/powerpc/sysdev/fsl_soc.c +++ b/arch/powerpc/sysdev/fsl_soc.c @@ -29,6 +29,7 @@ #include <linux/fsl_devices.h> #include <linux/fs_enet_pd.h> #include <linux/fs_uart_pd.h> +#include <linux/reboot.h> #include <linux/atomic.h> #include <asm/io.h> @@ -180,23 +181,38 @@ EXPORT_SYMBOL(get_baudrate); #if defined(CONFIG_FSL_SOC_BOOKE) || defined(CONFIG_PPC_86xx) static __be32 __iomem *rstcr; +static int fsl_rstcr_restart(struct notifier_block *this, + unsigned long mode, void *cmd) +{ + local_irq_disable(); + /* set reset control register */ + out_be32(rstcr, 0x2); /* HRESET_REQ */ + + return NOTIFY_DONE; +} + static int __init setup_rstcr(void) { struct device_node *np; + static struct notifier_block restart_handler = { + .notifier_call = fsl_rstcr_restart, + .priority = 128, + }; + for_each_node_by_name(np, "global-utilities") { if ((of_get_property(np, "fsl,has-rstcr", NULL))) { rstcr = of_iomap(np, 0) + 0xb0; - if (!rstcr) + if (!rstcr) { printk (KERN_ERR "Error: reset control " "register not mapped!\n"); + } else { + register_restart_handler(&restart_handler); + } break; } } - if (!rstcr && ppc_md.restart == fsl_rstcr_restart) - printk(KERN_ERR "No RSTCR register, warm reboot won't work\n"); - of_node_put(np); return 0; @@ -204,15 +220,6 @@ static int __init setup_rstcr(void) arch_initcall(setup_rstcr); -void __noreturn fsl_rstcr_restart(char *cmd) -{ - local_irq_disable(); - if (rstcr) - /* set reset control register */ - out_be32(rstcr, 0x2); /* HRESET_REQ */ - - while (1) ; -} #endif #if defined(CONFIG_FB_FSL_DIU) || defined(CONFIG_FB_FSL_DIU_MODULE) diff --git a/arch/powerpc/sysdev/fsl_soc.h b/arch/powerpc/sysdev/fsl_soc.h index 433566a5ef19..d73daa4f0ccf 100644 --- a/arch/powerpc/sysdev/fsl_soc.h +++ b/arch/powerpc/sysdev/fsl_soc.h @@ -19,8 +19,6 @@ extern u32 fsl_get_sys_freq(void); struct spi_board_info; struct device_node; -extern void __noreturn fsl_rstcr_restart(char *cmd); - /* The different ports that the DIU can be connected to */ enum fsl_diu_monitor_port { FSL_DIU_PORT_DVI, /* DVI */ diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index 4d48cecfedd1..b9aac951a90f 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -1249,7 +1249,7 @@ struct mpic * __init mpic_alloc(struct device_node *node, /* Pick the physical address from the device tree if unspecified */ if (!phys_addr) { /* Check if it is DCR-based */ - if (of_get_property(node, "dcr-reg", NULL)) { + if (of_property_read_bool(node, "dcr-reg")) { flags |= MPIC_USES_DCR; } else { struct resource r; |
