diff options
| -rw-r--r-- | arch/mips/pci/ops-tx4927.c | 22 | ||||
| -rw-r--r-- | arch/mips/txx9/generic/pci.c | 36 | ||||
| -rw-r--r-- | arch/mips/txx9/generic/setup.c | 4 | ||||
| -rw-r--r-- | arch/mips/txx9/rbtx4927/setup.c | 1 | ||||
| -rw-r--r-- | arch/mips/txx9/rbtx4938/setup.c | 1 | ||||
| -rw-r--r-- | include/asm-mips/txx9/pci.h | 3 | ||||
| -rw-r--r-- | include/asm-mips/txx9/tx4927pcic.h | 1 |
7 files changed, 68 insertions, 0 deletions
diff --git a/arch/mips/pci/ops-tx4927.c b/arch/mips/pci/ops-tx4927.c index 6d844094ef5d..038e311b069d 100644 --- a/arch/mips/pci/ops-tx4927.c +++ b/arch/mips/pci/ops-tx4927.c @@ -194,6 +194,28 @@ static struct { .gbwc = 0xfe0, /* 4064 GBUSCLK for CCFG.GTOT=0b11 */ }; +char *__devinit tx4927_pcibios_setup(char *str) +{ + unsigned long val; + + if (!strncmp(str, "trdyto=", 7)) { + if (strict_strtoul(str + 7, 0, &val) == 0) + tx4927_pci_opts.trdyto = val; + return NULL; + } + if (!strncmp(str, "retryto=", 8)) { + if (strict_strtoul(str + 8, 0, &val) == 0) + tx4927_pci_opts.retryto = val; + return NULL; + } + if (!strncmp(str, "gbwc=", 5)) { + if (strict_strtoul(str + 5, 0, &val) == 0) + tx4927_pci_opts.gbwc = val; + return NULL; + } + return str; +} + void __init tx4927_pcic_setup(struct tx4927_pcic_reg __iomem *pcicptr, struct pci_controller *channel, int extarb) { diff --git a/arch/mips/txx9/generic/pci.c b/arch/mips/txx9/generic/pci.c index 0b92d8c13208..7b637a7c0e66 100644 --- a/arch/mips/txx9/generic/pci.c +++ b/arch/mips/txx9/generic/pci.c @@ -386,3 +386,39 @@ int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { return txx9_board_vec->pci_map_irq(dev, slot, pin); } + +char * (*txx9_board_pcibios_setup)(char *str) __devinitdata; + +char *__devinit txx9_pcibios_setup(char *str) +{ + if (txx9_board_pcibios_setup && !txx9_board_pcibios_setup(str)) + return NULL; + if (!strcmp(str, "picmg")) { + /* PICMG compliant backplane (TOSHIBA JMB-PICMG-ATX + (5V or 3.3V), JMB-PICMG-L2 (5V only), etc.) */ + txx9_pci_option |= TXX9_PCI_OPT_PICMG; + return NULL; + } else if (!strcmp(str, "nopicmg")) { + /* non-PICMG compliant backplane (TOSHIBA + RBHBK4100,RBHBK4200, Interface PCM-PCM05, etc.) */ + txx9_pci_option &= ~TXX9_PCI_OPT_PICMG; + return NULL; + } else if (!strncmp(str, "clk=", 4)) { + char *val = str + 4; + txx9_pci_option &= ~TXX9_PCI_OPT_CLK_MASK; + if (strcmp(val, "33") == 0) + txx9_pci_option |= TXX9_PCI_OPT_CLK_33; + else if (strcmp(val, "66") == 0) + txx9_pci_option |= TXX9_PCI_OPT_CLK_66; + else /* "auto" */ + txx9_pci_option |= TXX9_PCI_OPT_CLK_AUTO; + return NULL; + } else if (!strncmp(str, "err=", 4)) { + if (!strcmp(str + 4, "panic")) + txx9_pci_err_action = TXX9_PCI_ERR_PANIC; + else if (!strcmp(str + 4, "ignore")) + txx9_pci_err_action = TXX9_PCI_ERR_IGNORE; + return NULL; + } + return str; +} diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c index 8c60c78b9a9e..4fbd7baa7037 100644 --- a/arch/mips/txx9/generic/setup.c +++ b/arch/mips/txx9/generic/setup.c @@ -23,6 +23,7 @@ #include <asm/bootinfo.h> #include <asm/time.h> #include <asm/txx9/generic.h> +#include <asm/txx9/pci.h> #ifdef CONFIG_CPU_TX49XX #include <asm/txx9/tx4938.h> #endif @@ -194,6 +195,9 @@ void __init plat_mem_setup(void) ioport_resource.end = ~0UL; /* no limit */ iomem_resource.start = 0; iomem_resource.end = ~0UL; /* no limit */ +#ifdef CONFIG_PCI + pcibios_plat_setup = txx9_pcibios_setup; +#endif txx9_board_vec->mem_setup(); } diff --git a/arch/mips/txx9/rbtx4927/setup.c b/arch/mips/txx9/rbtx4927/setup.c index 3da20ea3e55c..88c05ccee3b2 100644 --- a/arch/mips/txx9/rbtx4927/setup.c +++ b/arch/mips/txx9/rbtx4927/setup.c @@ -238,6 +238,7 @@ static void __init rbtx4927_mem_setup(void) txx9_alloc_pci_controller(&txx9_primary_pcic, RBTX4927_PCIMEM, RBTX4927_PCIMEM_SIZE, RBTX4927_PCIIO, RBTX4927_PCIIO_SIZE); + txx9_board_pcibios_setup = tx4927_pcibios_setup; #else set_io_port_base(KSEG1 + RBTX4927_ISA_IO_OFFSET); #endif diff --git a/arch/mips/txx9/rbtx4938/setup.c b/arch/mips/txx9/rbtx4938/setup.c index 6c2b99bb8af6..fc9034db526e 100644 --- a/arch/mips/txx9/rbtx4938/setup.c +++ b/arch/mips/txx9/rbtx4938/setup.c @@ -193,6 +193,7 @@ static void __init rbtx4938_mem_setup(void) #ifdef CONFIG_PCI txx9_alloc_pci_controller(&txx9_primary_pcic, 0, 0, 0, 0); + txx9_board_pcibios_setup = tx4927_pcibios_setup; #else set_io_port_base(RBTX4938_ETHER_BASE); #endif diff --git a/include/asm-mips/txx9/pci.h b/include/asm-mips/txx9/pci.h index d89a45091e24..3d32529060aa 100644 --- a/include/asm-mips/txx9/pci.h +++ b/include/asm-mips/txx9/pci.h @@ -33,4 +33,7 @@ enum txx9_pci_err_action { }; extern enum txx9_pci_err_action txx9_pci_err_action; +extern char * (*txx9_board_pcibios_setup)(char *str); +char *txx9_pcibios_setup(char *str); + #endif /* __ASM_TXX9_PCI_H */ diff --git a/include/asm-mips/txx9/tx4927pcic.h b/include/asm-mips/txx9/tx4927pcic.h index d61c3d09c4a2..e1d78e9ebc06 100644 --- a/include/asm-mips/txx9/tx4927pcic.h +++ b/include/asm-mips/txx9/tx4927pcic.h @@ -195,5 +195,6 @@ struct tx4927_pcic_reg __iomem *get_tx4927_pcicptr( void __init tx4927_pcic_setup(struct tx4927_pcic_reg __iomem *pcicptr, struct pci_controller *channel, int extarb); void tx4927_report_pcic_status(void); +char *tx4927_pcibios_setup(char *str); #endif /* __ASM_TXX9_TX4927PCIC_H */ |