diff options
38 files changed, 442 insertions, 2139 deletions
diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c index 313f9f3..c90f86b 100644 --- a/board/amcc/bamboo/bamboo.c +++ b/board/amcc/bamboo/bamboo.c @@ -466,143 +466,6 @@ phys_size_t initdram (int board_type) #endif } -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB3 devices to 0. - | Set PLB3 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB4 devices to 0. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /*-------------------------------------------------------------------------+ - | Set Nebula PLB4 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Set up Direct MMIO registers - *--------------------------------------------------------------------------*/ - /*--------------------------------------------------------------------------+ - | PowerPC440 EP PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /*--------------------------------------------------------------------------+ - * Set up Configuration registers - *--------------------------------------------------------------------------*/ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/************************************************************************* - * pci_master_init - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /*--------------------------------------------------------------------------+ - | Write the PowerPC440 EP PCI Configuration regs. - | Enable PowerPC440 EP to be a master on the PCI bus (PMM). - | Enable PowerPC440 EP to act as a PCI memory target (PTM). - +--------------------------------------------------------------------------*/ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ - /*----------------------------------------------------------------------------+ | is_powerpc440ep_pass1. +----------------------------------------------------------------------------*/ diff --git a/board/amcc/canyonlands/canyonlands.c b/board/amcc/canyonlands/canyonlands.c index 9a8ca8e..13a0dac 100644 --- a/board/amcc/canyonlands/canyonlands.c +++ b/board/amcc/canyonlands/canyonlands.c @@ -326,43 +326,6 @@ phys_size_t initdram(int board_type) } #endif -/* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - */ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /* - * Disable everything - */ - out_le32((void *)PCIL0_PIM0SA, 0); /* disable */ - out_le32((void *)PCIL0_PIM1SA, 0); /* disable */ - out_le32((void *)PCIL0_PIM2SA, 0); /* disable */ - out_le32((void *)PCIL0_EROMBA, 0); /* disable expansion rom */ - - /* - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 - * strapping options to not support sizes such as 128/256 MB. - */ - out_le32((void *)PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE); - out_le32((void *)PCIL0_PIM0LAH, 0); - out_le32((void *)PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1); - out_le32((void *)PCIL0_BAR0, 0); - - /* - * Program the board's subsystem id/vendor id - */ - out_le16((void *)PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID); - out_le16((void *)PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID); - - out_le16((void *)PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - #if defined(CONFIG_PCI) int board_pcie_first(void) { diff --git a/board/amcc/ebony/ebony.c b/board/amcc/ebony/ebony.c index 1524b53..923dbca 100644 --- a/board/amcc/ebony/ebony.c +++ b/board/amcc/ebony/ebony.c @@ -164,73 +164,3 @@ long int fixed_sdram(void) return (128 * 1024 * 1024); /* 128 MB */ } #endif /* !defined(CONFIG_SPD_EEPROM) */ - -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The ebony board is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - strap = mfdcr(CPC0_STRP1); - if ((strap & 0x00100000) == 0) { - printf("PCI: CPC0_STRP1[PAE] not set.\n"); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r(PCIL0_PIM0SA, 0); /* disable */ - out32r(PCIL0_PIM1SA, 0); /* disable */ - out32r(PCIL0_PIM2SA, 0); /* disable */ - out32r(PCIL0_EROMBA, 0); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r(PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE); - out32r(PCIL0_PIM0LAH, 0); - out32r(PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1); - - out32r(PCIL0_BAR0, 0); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r(PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID); - out16r(PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID); - - out16r(PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ diff --git a/board/amcc/katmai/katmai.c b/board/amcc/katmai/katmai.c index f43e764..86dc923 100644 --- a/board/amcc/katmai/katmai.c +++ b/board/amcc/katmai/katmai.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2007-2008 + * (C) Copyright 2007-2009 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * See file CREDITS for list of people who contributed to this @@ -260,75 +260,6 @@ u32 ddr_clktr(u32 default_val) { return (SDRAM_CLKTR_CLKP_90_DEG_ADV); } -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) -{ - unsigned long strap; - - /*-------------------------------------------------------------------+ - * The katmai board is always configured as the host & requires the - * PCI arbiter to be enabled. - *-------------------------------------------------------------------*/ - mfsdr(SDR0_SDSTP1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) { - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /*-------------------------------------------------------------------+ - * Disable everything - *-------------------------------------------------------------------*/ - out32r( PCIL0_PIM0SA, 0 ); /* disable */ - out32r( PCIL0_PIM1SA, 0 ); /* disable */ - out32r( PCIL0_PIM2SA, 0 ); /* disable */ - out32r( PCIL0_EROMBA, 0 ); /* disable expansion rom */ - - /*-------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 - * strapping options to not support sizes such as 128/256 MB. - *-------------------------------------------------------------------*/ - out32r( PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); - out32r( PCIL0_PIM0LAH, 0 ); - out32r( PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - out32r( PCIL0_BAR0, 0 ); - - /*-------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *-------------------------------------------------------------------*/ - out16r( PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); - out16r( PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); - - out16r( PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - #if defined(CONFIG_PCI) int board_pcie_card_present(int port) { diff --git a/board/amcc/kilauea/kilauea.c b/board/amcc/kilauea/kilauea.c index c4f8a64..2f99ea1 100644 --- a/board/amcc/kilauea/kilauea.c +++ b/board/amcc/kilauea/kilauea.c @@ -285,25 +285,6 @@ int checkboard (void) return (0); } -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) -{ - return 0; -} -#endif /* defined(CONFIG_PCI) */ - #if defined(CONFIG_POST) /* * Returns 1 if keys pressed to start the power-on long-running tests diff --git a/board/amcc/luan/luan.c b/board/amcc/luan/luan.c index 94ba643..332d170 100644 --- a/board/amcc/luan/luan.c +++ b/board/amcc/luan/luan.c @@ -127,79 +127,6 @@ u32 ddr_clktr(u32 default_val) { } /************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init( struct pci_controller *hose ) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The luan board is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - mfsdr(SDR0_SDSTP1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) { - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); - - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0SA, 0 ); /* disable */ - out32r( PCIL0_PIM1SA, 0 ); /* disable */ - out32r( PCIL0_PIM2SA, 0 ); /* disable */ - out32r( PCIL0_EROMBA, 0 ); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); - out32r( PCIL0_PIM0LAH, 0 ); - out32r( PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - - out32r( PCIL0_BAR0, 0 ); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r( PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); - out16r( PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); - - out16r( PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - - -/************************************************************************* * hw_watchdog_reset * * This routine is called to reset (keep alive) the watchdog timer diff --git a/board/amcc/makalu/makalu.c b/board/amcc/makalu/makalu.c index 43b9bc6..3d860af 100644 --- a/board/amcc/makalu/makalu.c +++ b/board/amcc/makalu/makalu.c @@ -237,25 +237,6 @@ int checkboard (void) return (0); } -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) -{ - return 0; -} -#endif /* defined(CONFIG_PCI) */ - #if defined(CONFIG_POST) /* * Returns 1 if keys pressed to start the power-on long-running tests diff --git a/board/amcc/ocotea/ocotea.c b/board/amcc/ocotea/ocotea.c index 2f64764..951a8b5 100644 --- a/board/amcc/ocotea/ocotea.c +++ b/board/amcc/ocotea/ocotea.c @@ -275,78 +275,6 @@ long int fixed_sdram (void) } #endif /* !defined(CONFIG_SPD_EEPROM) */ - -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The ocotea board is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - mfsdr(SDR0_SDSTP1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){ - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0SA, 0 ); /* disable */ - out32r( PCIL0_PIM1SA, 0 ); /* disable */ - out32r( PCIL0_PIM2SA, 0 ); /* disable */ - out32r( PCIL0_EROMBA, 0 ); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); - out32r( PCIL0_PIM0LAH, 0 ); - out32r( PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - - out32r( PCIL0_BAR0, 0 ); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r( PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); - out16r( PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); - - out16r( PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - - void fpga_init(void) { unsigned long group; diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c index 4393820..cb34c9d 100644 --- a/board/amcc/sequoia/sequoia.c +++ b/board/amcc/sequoia/sequoia.c @@ -364,151 +364,12 @@ int checkboard(void) /* * Assign interrupts to PCI devices. */ -void sequoia_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) +void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) { pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, VECNUM_EIRQ2); } #endif -/* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - */ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /* - * Set priority for all PLB3 devices to 0. - * Set PLB3 arbiter to fair mode. - */ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /* - * Set priority for all PLB4 devices to 0. - */ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /* - * Set Nebula PLB4 arbiter to fair mode. - */ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - -#ifdef CONFIG_PCI_PNP - hose->fixup_irq = sequoia_pci_fixup_irq; -#endif - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - */ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /* - * Set up Direct MMIO registers - */ - /* - * PowerPC440EPX PCI Master configuration. - * Map one 1Gig range of PLB/processor addresses to PCI memory space. - * PLB address 0xA0000000-0xDFFFFFFF - * ==> PCI address 0xA0000000-0xDFFFFFFF - * Use byte reversed out routines to handle endianess. - * Make this region non-prefetchable. - */ - out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute */ - /* - disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, */ - /* and enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute */ - /* - disabled b4 setting */ - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, */ - /* and enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /* - * Set up Configuration registers - */ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /* - * Write the PowerPC440 EP PCI Configuration regs. - * Enable PowerPC440 EP to be a master on the PCI bus (PMM). - * Enable PowerPC440 EP to act as a PCI memory target (PTM). - */ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ - #if defined(CONFIG_POST) /* * Returns 1 if keys pressed to start the power-on long-running tests diff --git a/board/amcc/taishan/taishan.c b/board/amcc/taishan/taishan.c index 81e8fe1..279fae2 100644 --- a/board/amcc/taishan/taishan.c +++ b/board/amcc/taishan/taishan.c @@ -209,76 +209,6 @@ int checkboard (void) return (0); } -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The ocotea board is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - mfsdr(SDR0_SDSTP1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){ - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0SA, 0 ); /* disable */ - out32r( PCIL0_PIM1SA, 0 ); /* disable */ - out32r( PCIL0_PIM2SA, 0 ); /* disable */ - out32r( PCIL0_EROMBA, 0 ); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); - out32r( PCIL0_PIM0LAH, 0 ); - out32r( PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - - out32r( PCIL0_BAR0, 0 ); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r( PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); - out16r( PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); - - out16r( PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - #ifdef CONFIG_POST /* * Returns 1 if keys pressed to start the power-on long-running tests diff --git a/board/amcc/yosemite/yosemite.c b/board/amcc/yosemite/yosemite.c index e416eeb..98c1f3b 100644 --- a/board/amcc/yosemite/yosemite.c +++ b/board/amcc/yosemite/yosemite.c @@ -353,143 +353,6 @@ phys_size_t initdram(int board) } /************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB3 devices to 0. - | Set PLB3 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB4 devices to 0. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /*-------------------------------------------------------------------------+ - | Set Nebula PLB4 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Set up Direct MMIO registers - *--------------------------------------------------------------------------*/ - /*--------------------------------------------------------------------------+ - | PowerPC440 EP PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /*--------------------------------------------------------------------------+ - * Set up Configuration registers - *--------------------------------------------------------------------------*/ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/************************************************************************* - * pci_master_init - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /*--------------------------------------------------------------------------+ - | Write the PowerPC440 EP PCI Configuration regs. - | Enable PowerPC440 EP to be a master on the PCI bus (PMM). - | Enable PowerPC440 EP to act as a PCI memory target (PTM). - +--------------------------------------------------------------------------*/ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ - -/************************************************************************* * hw_watchdog_reset * * This routine is called to reset (keep alive) the watchdog timer diff --git a/board/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c index 7315033..e0d19bc 100644 --- a/board/amcc/yucca/yucca.c +++ b/board/amcc/yucca/yucca.c @@ -588,75 +588,6 @@ u32 ddr_clktr(u32 default_val) { return default_val; } -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) -{ - unsigned long strap; - - /*-------------------------------------------------------------------+ - * The yucca board is always configured as the host & requires the - * PCI arbiter to be enabled. - *-------------------------------------------------------------------*/ - mfsdr(SDR0_SDSTP1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) { - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /*-------------------------------------------------------------------+ - * Disable everything - *-------------------------------------------------------------------*/ - out32r( PCIL0_PIM0SA, 0 ); /* disable */ - out32r( PCIL0_PIM1SA, 0 ); /* disable */ - out32r( PCIL0_PIM2SA, 0 ); /* disable */ - out32r( PCIL0_EROMBA, 0 ); /* disable expansion rom */ - - /*-------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 - * strapping options to not support sizes such as 128/256 MB. - *-------------------------------------------------------------------*/ - out32r( PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); - out32r( PCIL0_PIM0LAH, 0 ); - out32r( PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - out32r( PCIL0_BAR0, 0 ); - - /*-------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *-------------------------------------------------------------------*/ - out16r( PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); - out16r( PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); - - out16r( PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - #if defined(CONFIG_PCI) int board_pcie_card_present(int port) { diff --git a/board/esd/du440/du440.c b/board/esd/du440/du440.c index 8f9f950..111cce5 100644 --- a/board/esd/du440/du440.c +++ b/board/esd/du440/du440.c @@ -360,144 +360,6 @@ int checkboard(void) return (0); } -/* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - */ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /* - * Set priority for all PLB3 devices to 0. - * Set PLB3 arbiter to fair mode. - */ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /* - * Set priority for all PLB4 devices to 0. - */ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /* - * Set Nebula PLB4 arbiter to fair mode. - */ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - */ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /* - * Set up Direct MMIO registers - */ - /* - * PowerPC440EPX PCI Master configuration. - * Map one 1Gig range of PLB/processor addresses to PCI memory space. - * PLB address 0xA0000000-0xDFFFFFFF - * ==> PCI address 0xA0000000-0xDFFFFFFF - * Use byte reversed out routines to handle endianess. - * Make this region non-prefetchable. - */ - out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute */ - /* - disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, */ - /* and enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute */ - /* - disabled b4 setting */ - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, */ - /* and enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /* - * Set up Configuration registers - */ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - PCI_VENDOR_ID_ESDGMBH); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, PCI_DEVICE_ID_DU440); - - pci_write_config_word(0, PCI_CLASS_SUB_CODE, PCI_CLASS_BRIDGE_HOST); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /* - * Write the PowerPC440 EP PCI Configuration regs. - * Enable PowerPC440 EP to be a master on the PCI bus (PMM). - * Enable PowerPC440 EP to act as a PCI memory target (PTM). - */ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ - int last_stage_init(void) { int e, i; diff --git a/board/esd/du440/du440.h b/board/esd/du440/du440.h index a124a7e..37697ec 100644 --- a/board/esd/du440/du440.h +++ b/board/esd/du440/du440.h @@ -38,6 +38,3 @@ #define PWR_RDY 0x10 #define CPLD_IRQ (32+30) - -#define PCI_VENDOR_ID_ESDGMBH 0x12fe -#define PCI_DEVICE_ID_DU440 0x0444 diff --git a/board/esd/pmc440/config.mk b/board/esd/pmc440/config.mk index 0c4d582..91e65ec 100644 --- a/board/esd/pmc440/config.mk +++ b/board/esd/pmc440/config.mk @@ -20,10 +20,6 @@ # Foundation, Inc., 59 Temple Place, Suite 330, Boston, # MA 02111-1307 USA # -# -# AMCC 440EPx Reference Platform (Sequoia) board -# - sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp ifndef TEXT_BASE diff --git a/board/esd/pmc440/pmc440.c b/board/esd/pmc440/pmc440.c index 10901b4..d0ff080 100644 --- a/board/esd/pmc440/pmc440.c +++ b/board/esd/pmc440/pmc440.c @@ -39,6 +39,8 @@ #include <miiphy.h> #endif #include <serial.h> +#include <asm/4xx_pci.h> + #include "fpga.h" #include "pmc440.h" @@ -478,7 +480,7 @@ int checkboard(void) /* * Assign interrupts to PCI devices. Some OSs rely on this. */ -void pmc440_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) +void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) { unsigned char int_line[] = {IRQ_PCIC, IRQ_PCID, IRQ_PCIA, IRQ_PCIB}; @@ -488,64 +490,6 @@ void pmc440_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) #endif /* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - */ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /* - * Set priority for all PLB3 devices to 0. - * Set PLB3 arbiter to fair mode. - */ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /* - * Set priority for all PLB4 devices to 0. - */ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /* - * Set Nebula PLB4 arbiter to fair mode. - */ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - -#ifdef CONFIG_PCI_PNP - hose->fixup_irq = pmc440_pci_fixup_irq; -#endif - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/* * pci_target_init * * The bootstrap configuration provides default settings for the pci @@ -658,24 +602,16 @@ void pci_target_init(struct pci_controller *hose) #endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ /* - * pci_master_init + * Override weak default pci_master_init() */ #if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) void pci_master_init(struct pci_controller *hose) { - unsigned short temp_short; - /* - * Write the PowerPC440 EP PCI Configuration regs. - * Enable PowerPC440 EP to be a master on the PCI bus (PMM). - * Enable PowerPC440 EP to act as a PCI memory target (PTM). + * Only configure the master in monach mode */ - if (is_monarch()) { - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); - } + if (is_monarch()) + __pci_master_init(hose); } #endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ diff --git a/board/gdsys/gdppc440etx/gdppc440etx.c b/board/gdsys/gdppc440etx/gdppc440etx.c index 92f5d82..ecbc3c3 100644 --- a/board/gdsys/gdppc440etx/gdppc440etx.c +++ b/board/gdsys/gdppc440etx/gdppc440etx.c @@ -29,6 +29,7 @@ #include <ppc4xx.h> #include <asm/processor.h> #include <asm/io.h> +#include <asm/4xx_pci.h> DECLARE_GLOBAL_DATA_PTR; @@ -158,55 +159,13 @@ int checkboard(void) } /* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * + * Override weak pci_pre_init() */ #if defined(CONFIG_PCI) int pci_pre_init(struct pci_controller *hose) { - unsigned long addr; - - /* - * Set priority for all PLB3 devices to 0. - * Set PLB3 arbiter to fair mode. - */ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /* - * Set priority for all PLB4 devices to 0. - */ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /* - * Set Nebula PLB4 arbiter to fair mode. - */ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); + /* First call common code */ + __pci_pre_init(hose); /* enable 66 MHz ext. Clock */ out32(GPIO1_TCR, in32(GPIO1_TCR) | 0x00008000); @@ -215,87 +174,3 @@ int pci_pre_init(struct pci_controller *hose) return 1; } #endif /* defined(CONFIG_PCI) */ - -/* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - */ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /* - * Set up Direct MMIO registers - */ - - /* - * PowerPC440 EP PCI Master configuration. - * Map one 1Gig range of PLB/processor addresses to PCI memory space. - * PLB address 0xA0000000-0xDFFFFFFF - * ==> PCI address 0xA0000000-0xDFFFFFFF - * Use byte reversed out routines to handle endianess. - * Make this region non-prefetchable. - */ - out32r(PCIL0_PMM0MA, 0x00000000); /* disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); - out32r(PCIL0_PMM0PCIHA, 0x00000000); - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M, no prefetch, enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* disabled b4 setting */ - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); - out32r(PCIL0_PMM1PCIHA, 0x00000000); - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M, no prefetch, enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); - out32r(PCIL0_PTM1LA, 0); - out32r(PCIL0_PTM2MS, 0); - out32r(PCIL0_PTM2LA, 0); - - /* - * Set up Configuration registers - */ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/* - * pci_master_init - * - */ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /* - * Write the PowerPC440 EP PCI Configuration regs. - * Enable PowerPC440 EP to be a master on the PCI bus (PMM). - * Enable PowerPC440 EP to act as a PCI memory target (PTM). - */ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ diff --git a/board/gdsys/intip/intip.c b/board/gdsys/intip/intip.c index 49d2451..23a10c4 100644 --- a/board/gdsys/intip/intip.c +++ b/board/gdsys/intip/intip.c @@ -141,43 +141,6 @@ int checkboard(void) return 0; } -/* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - */ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /* - * Disable everything - */ - out_le32((void *)PCIL0_PIM0SA, 0); /* disable */ - out_le32((void *)PCIL0_PIM1SA, 0); /* disable */ - out_le32((void *)PCIL0_PIM2SA, 0); /* disable */ - out_le32((void *)PCIL0_EROMBA, 0); /* disable expansion rom */ - - /* - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 - * strapping options to not support sizes such as 128/256 MB. - */ - out_le32((void *)PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE); - out_le32((void *)PCIL0_PIM0LAH, 0); - out_le32((void *)PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1); - out_le32((void *)PCIL0_BAR0, 0); - - /* - * Program the board's subsystem id/vendor id - */ - out_le16((void *)PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID); - out_le16((void *)PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID); - - out_le16((void *)PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - int board_early_init_r(void) { /* diff --git a/board/korat/korat.c b/board/korat/korat.c index b0e6a56..f942052 100644 --- a/board/korat/korat.c +++ b/board/korat/korat.c @@ -35,6 +35,7 @@ #include <asm/io.h> #include <asm/ppc4xx-uic.h> #include <asm/processor.h> +#include <asm/4xx_pci.h> DECLARE_GLOBAL_DATA_PTR; @@ -594,71 +595,13 @@ int checkboard(void) /* * Assign interrupts to PCI devices. */ -void korat_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) +void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) { pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, VECNUM_EIRQ2); } #endif /* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - */ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /* - * Set priority for all PLB3 devices to 0. - * Set PLB3 arbiter to fair mode. - */ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /* - * Set priority for all PLB4 devices to 0. - */ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /* - * Set Nebula PLB4 arbiter to fair mode. - */ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - -#if defined(CONFIG_PCI_PNP) - hose->fixup_irq = korat_pci_fixup_irq; -#endif - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/* * pci_target_init * * The bootstrap configuration provides default settings for the pci @@ -668,60 +611,8 @@ int pci_pre_init(struct pci_controller *hose) #if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) void pci_target_init(struct pci_controller *hose) { - /* - * Set up Direct MMIO registers - */ - /* - * PowerPC440EPX PCI Master configuration. - * Map one 1Gig range of PLB/processor addresses to PCI memory space. - * PLB address 0x80000000-0xBFFFFFFF - * ==> PCI address 0x80000000-0xBFFFFFFF - * Use byte reversed out routines to handle endianess. - * Make this region non-prefetchable. - */ - out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute */ - /* - disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_PMM0PCILA, - CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, */ - /* and enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute */ - /* - disabled b4 setting */ - out32r(PCIL0_PMM1LA, - CONFIG_SYS_PCI_MEMBASE + 0x20000000); /* PMM0 Local Address */ - out32r(PCIL0_PMM1PCILA, - CONFIG_SYS_PCI_MEMBASE + 0x20000000); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, */ - /* and enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /* - * Set up Configuration registers - */ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); + /* First do 440EP(x) common setup */ + __pci_target_init(hose); /* * Set up Configuration registers for on-board NEC uPD720101 USB @@ -731,23 +622,6 @@ void pci_target_init(struct pci_controller *hose) } #endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /* - * Write the PowerPC440 EP PCI Configuration regs. - * Enable PowerPC440 EP to be a master on the PCI bus (PMM). - * Enable PowerPC440 EP to act as a PCI memory target (PTM). - */ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif - #if defined(CONFIG_POST) /* * Returns 1 if keys pressed to start the power-on long-running tests diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c index 09ba2b9..415e036 100644 --- a/board/lwmon5/lwmon5.c +++ b/board/lwmon5/lwmon5.c @@ -275,143 +275,6 @@ int checkboard(void) return (0); } -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB3 devices to 0. - | Set PLB3 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB4 devices to 0. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /*-------------------------------------------------------------------------+ - | Set Nebula PLB4 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Set up Direct MMIO registers - *--------------------------------------------------------------------------*/ - /*--------------------------------------------------------------------------+ - | PowerPC440EPX PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /*--------------------------------------------------------------------------+ - * Set up Configuration registers - *--------------------------------------------------------------------------*/ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/************************************************************************* - * pci_master_init - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /*--------------------------------------------------------------------------+ - | Write the PowerPC440 EP PCI Configuration regs. - | Enable PowerPC440 EP to be a master on the PCI bus (PMM). - | Enable PowerPC440 EP to act as a PCI memory target (PTM). - +--------------------------------------------------------------------------*/ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ - void hw_watchdog_reset(void) { int val; diff --git a/board/netstal/hcu5/hcu5.c b/board/netstal/hcu5/hcu5.c index 7ffc262..8615645 100644 --- a/board/netstal/hcu5/hcu5.c +++ b/board/netstal/hcu5/hcu5.c @@ -22,6 +22,8 @@ #include <asm/processor.h> #include <ppc440.h> #include <asm/io.h> +#include <asm/4xx_pci.h> + #include "../common/nm.h" DECLARE_GLOBAL_DATA_PTR; @@ -377,88 +379,14 @@ int pci_pre_init(struct pci_controller *hose) } /* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - */ -void pci_target_init(struct pci_controller *hose) -{ - if (!board_with_pci()) { return; } - /* - * Set up Direct MMIO registers - * - * PowerPC440EPX PCI Master configuration. - * Map one 1Gig range of PLB/processor addresses to PCI memory space. - * PLB address 0xA0000000-0xDFFFFFFF ==> PCI address - * 0xA0000000-0xDFFFFFFF - * Use byte reversed out routines to handle endianess. - * Make this region non-prefetchable. - */ - /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM0MA, 0x00000000); - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - /* 512M + No prefetching, and enable region */ - out32r(PCIL0_PMM0MA, 0xE0000001); - - /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM1MA, 0x00000000); - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - /* 512M + No prefetching, and enable region */ - out32r(PCIL0_PMM1MA, 0xE0000001); - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /* - * Set up Configuration registers - */ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); -} - -/* - * pci_master_init - * + * Override weak default pci_master_init() */ void pci_master_init(struct pci_controller *hose) { - unsigned short temp_short; - if (!board_with_pci()) { return; } - - /*--------------------------------------------------------------- - * Write the PowerPC440 EP PCI Configuration regs. - * Enable PowerPC440 EP to be a master on the PCI bus (PMM). - * Enable PowerPC440 EP to act as a PCI memory target (PTM). - *--------------------------------------------------------------*/ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); + if (!board_with_pci()) + return; + + __pci_master_init(hose); } #endif /* defined(CONFIG_PCI) */ diff --git a/board/pcs440ep/pcs440ep.c b/board/pcs440ep/pcs440ep.c index 2155711..ce1e616 100644 --- a/board/pcs440ep/pcs440ep.c +++ b/board/pcs440ep/pcs440ep.c @@ -551,143 +551,6 @@ phys_size_t initdram (int board_type) } /************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB3 devices to 0. - | Set PLB3 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP1, addr); - mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB3_ACR); - mtdcr(PLB3_ACR, addr | 0x80000000); - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB4 devices to 0. - +-------------------------------------------------------------------------*/ - mfsdr(SD0_AMP0, addr); - mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ - mtdcr(PLB4_ACR, addr); - - /*-------------------------------------------------------------------------+ - | Set Nebula PLB4 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - /* Segment0 */ - addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; - addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; - addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; - addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; - mtdcr(PLB0_ACR, addr); - - /* Segment1 */ - addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; - addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; - addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; - addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; - mtdcr(PLB1_ACR, addr); - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Set up Direct MMIO registers - *--------------------------------------------------------------------------*/ - /*--------------------------------------------------------------------------+ - | PowerPC440 EP PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r(PCIL0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIL0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIL0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIL0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIL0_PTM2LA, 0); /* Local Addr. Reg */ - - /*--------------------------------------------------------------------------+ - * Set up Configuration registers - *--------------------------------------------------------------------------*/ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/************************************************************************* - * pci_master_init - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /*--------------------------------------------------------------------------+ - | Write the PowerPC440 EP PCI Configuration regs. - | Enable PowerPC440 EP to be a master on the PCI bus (PMM). - | Enable PowerPC440 EP to act as a PCI memory target (PTM). - +--------------------------------------------------------------------------*/ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ - -/************************************************************************* * hw_watchdog_reset * * This routine is called to reset (keep alive) the watchdog timer diff --git a/board/prodrive/alpr/alpr.c b/board/prodrive/alpr/alpr.c index e9e2bf3..6615327 100644 --- a/board/prodrive/alpr/alpr.c +++ b/board/prodrive/alpr/alpr.c @@ -29,6 +29,7 @@ #include <ppc4xx_enet.h> #include <miiphy.h> #include <asm/processor.h> +#include <asm/4xx_pci.h> DECLARE_GLOBAL_DATA_PTR; @@ -144,78 +145,20 @@ int checkboard (void) return (0); } -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ #if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) +/* + * Override weak pci_pre_init() + */ +int pci_pre_init(struct pci_controller *hose) { - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The ocotea board is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - mfsdr(SDR0_SDSTP1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){ - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); + if (__pci_pre_init(hose) == 0) return 0; - } /* FPGA Init */ - alpr_fpga_init (); + alpr_fpga_init(); return 1; } -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0SA, 0 ); /* disable */ - out32r( PCIL0_PIM1SA, 0 ); /* disable */ - out32r( PCIL0_PIM2SA, 0 ); /* disable */ - out32r( PCIL0_EROMBA, 0 ); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); - out32r( PCIL0_PIM0LAH, 0 ); - out32r( PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - - out32r( PCIL0_BAR0, 0 ); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r( PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); - out16r( PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); - - out16r( PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ /************************************************************************* * Override weak is_pci_host() @@ -232,8 +175,6 @@ void pci_target_init(struct pci_controller * hose ) * * ************************************************************************/ -#if defined(CONFIG_PCI) - static void wait_for_pci_ready(void) { /* diff --git a/board/prodrive/p3p440/p3p440.c b/board/prodrive/p3p440/p3p440.c index e074007..020f66d 100644 --- a/board/prodrive/p3p440/p3p440.c +++ b/board/prodrive/p3p440/p3p440.c @@ -165,76 +165,6 @@ int misc_init_r (void) } /************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The P3P440 board is always configured as the host & requires the - * PCI arbiter to be disabled because it's an PMC module. - *--------------------------------------------------------------------------*/ - strap = mfdcr(CPC0_STRP1); - if (strap & 0x00100000) { - printf("PCI: CPC0_STRP1[PAE] set.\n"); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r(PCIL0_PIM0SA, 0); /* disable */ - out32r(PCIL0_PIM1SA, 0); /* disable */ - out32r(PCIL0_PIM2SA, 0); /* disable */ - out32r(PCIL0_EROMBA, 0); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r(PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE); - out32r(PCIL0_PIM0LAH, 0); - out32r(PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1); - - out32r(PCIL0_BAR0, 0); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r(PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID); - out16r(PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID); - - out16r(PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/************************************************************************* * Override weak is_pci_host() * * This routine is called to determine if a pci scan should be diff --git a/board/sandburst/common/sb_common.c b/board/sandburst/common/sb_common.c index 5749084..6b91074 100644 --- a/board/sandburst/common/sb_common.c +++ b/board/sandburst/common/sb_common.c @@ -300,78 +300,6 @@ long int fixed_sdram (void) } #endif /* !defined(CONFIG_SPD_EEPROM) */ - -/************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller * hose ) -{ - unsigned long strap; - - /*--------------------------------------------------------------------------+ - * The metrobox is always configured as the host & requires the - * PCI arbiter to be enabled. - *--------------------------------------------------------------------------*/ - mfsdr(SDR0_SDSTP1, strap); - if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ){ - printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); - return 0; - } - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) -{ - /*--------------------------------------------------------------------------+ - * Disable everything - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0SA, 0 ); /* disable */ - out32r( PCIL0_PIM1SA, 0 ); /* disable */ - out32r( PCIL0_PIM2SA, 0 ); /* disable */ - out32r( PCIL0_EROMBA, 0 ); /* disable expansion rom */ - - /*--------------------------------------------------------------------------+ - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - *--------------------------------------------------------------------------*/ - out32r( PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); - out32r( PCIL0_PIM0LAH, 0 ); - out32r( PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1 ); - - out32r( PCIL0_BAR0, 0 ); - - /*--------------------------------------------------------------------------+ - * Program the board's subsystem id/vendor id - *--------------------------------------------------------------------------*/ - out16r( PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); - out16r( PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); - - out16r( PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY ); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - - /************************************************************************* * board_get_enetaddr * diff --git a/board/xes/xpedite1000/xpedite1000.c b/board/xes/xpedite1000/xpedite1000.c index 0c4cf94..b4cbb2f 100644 --- a/board/xes/xpedite1000/xpedite1000.c +++ b/board/xes/xpedite1000/xpedite1000.c @@ -136,6 +136,8 @@ phys_size_t initdram(int board_type) } /* + * Override weak pci_pre_init() + * * This routine is called just prior to registering the hose and gives * the board the opportunity to check things. Returning a value of zero * indicates that things are bad & PCI initialization should be aborted. @@ -144,7 +146,6 @@ phys_size_t initdram(int board_type) * (add regions, override default access routines, etc) or perform * certain pre-initialization actions. */ - #if defined(CONFIG_PCI) int pci_pre_init(struct pci_controller * hose) { @@ -166,38 +167,6 @@ int pci_pre_init(struct pci_controller * hose) } #endif /* defined(CONFIG_PCI) */ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -/* - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - */ -void pci_target_init(struct pci_controller * hose) -{ - /* Disable everything */ - out32r(PCIL0_PIM0SA, 0); - out32r(PCIL0_PIM1SA, 0); - out32r(PCIL0_PIM2SA, 0); - out32r(PCIL0_EROMBA, 0); /* disable expansion rom */ - - /* - * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping - * options to not support sizes such as 128/256 MB. - */ - out32r(PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE); - out32r(PCIL0_PIM0LAH, 0); - out32r(PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1); - - out32r(PCIL0_BAR0, 0); - - /* Program the board's subsystem id/vendor id */ - out16r(PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID); - out16r(PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID); - - out16r(PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - #if defined(CONFIG_PCI) /* * Override weak is_pci_host() diff --git a/cpu/ppc4xx/4xx_pci.c b/cpu/ppc4xx/4xx_pci.c index 40017f4..eed4534 100644 --- a/cpu/ppc4xx/4xx_pci.c +++ b/cpu/ppc4xx/4xx_pci.c @@ -73,23 +73,30 @@ #include <common.h> #include <command.h> -#if !defined(CONFIG_440) #include <asm/4xx_pci.h> -#endif #include <asm/processor.h> +#include <asm/io.h> #include <pci.h> #ifdef CONFIG_PCI DECLARE_GLOBAL_DATA_PTR; +#if defined(CONFIG_405GP) || defined(CONFIG_405EP) + +#if defined(CONFIG_PMC405) +ushort pmc405_pci_subsys_deviceid(void); +#endif + +/*#define DEBUG*/ + /* * Board-specific pci initialization * Platform code can reimplement pci_pre_init() if needed */ int __pci_pre_init(struct pci_controller *hose) { -#if defined (CONFIG_405EP) +#if defined(CONFIG_405EP) /* * Enable the internal PCI arbiter by default. * @@ -105,15 +112,8 @@ int __pci_pre_init(struct pci_controller *hose) return 1; } -int pci_pre_init(struct pci_controller *hose) __attribute__((weak, alias("__pci_pre_init"))); - -#if defined(CONFIG_405GP) || defined(CONFIG_405EP) - -#if defined(CONFIG_PMC405) -ushort pmc405_pci_subsys_deviceid(void); -#endif - -/*#define DEBUG*/ +int pci_pre_init(struct pci_controller *hose) + __attribute__((weak, alias("__pci_pre_init"))); int __is_pci_host(struct pci_controller *hose) { @@ -231,7 +231,7 @@ void pci_405gp_init(struct pci_controller *hose) pciauto_region_init(hose->pci_fb); /* Let board change/modify hose & do initial checks */ - if (pci_pre_init (hose) == 0) { + if (pci_pre_init(hose) == 0) { printf("PCI: Board-specific initialization failed.\n"); printf("PCI: Configuration aborted.\n"); return; @@ -499,6 +499,211 @@ int __is_pci_host(struct pci_controller *hose) int is_pci_host(struct pci_controller *hose) __attribute__((weak, alias("__is_pci_host"))); +#if defined(CONFIG_440EP) || defined(CONFIG_440EPX) || \ + defined(CONFIG_440GR) || defined(CONFIG_440GRX) + +#if defined(CONFIG_SYS_PCI_TARGET_INIT) +/* + * pci_target_init + * + * The bootstrap configuration provides default settings for the pci + * inbound map (PIM). But the bootstrap config choices are limited and + * may not be sufficient for a given board. + */ +void __pci_target_init(struct pci_controller *hose) +{ + /* + * Set up Direct MMIO registers + */ + + /* + * PowerPC440 EP PCI Master configuration. + * Map one 1Gig range of PLB/processor addresses to PCI memory space. + * PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF + * Use byte reversed out routines to handle endianess. + * Make this region non-prefetchable. + */ + /* PMM0 Mask/Attribute - disabled b4 setting */ + out_le32((void *)PCIL0_PMM0MA, 0x00000000); + /* PMM0 Local Address */ + out_le32((void *)PCIL0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); + /* PMM0 PCI Low Address */ + out_le32((void *)PCIL0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); + /* PMM0 PCI High Address */ + out_le32((void *)PCIL0_PMM0PCIHA, 0x00000000); + /* 512M + No prefetching, and enable region */ + out_le32((void *)PCIL0_PMM0MA, 0xE0000001); + + /* PMM1 Mask/Attribute - disabled b4 setting */ + out_le32((void *)PCIL0_PMM1MA, 0x00000000); + /* PMM1 Local Address */ + out_le32((void *)PCIL0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); + /* PMM1 PCI Low Address */ + out_le32((void *)PCIL0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); + /* PMM1 PCI High Address */ + out_le32((void *)PCIL0_PMM1PCIHA, 0x00000000); + /* 512M + No prefetching, and enable region */ + out_le32((void *)PCIL0_PMM1MA, 0xE0000001); + + out_le32((void *)PCIL0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ + out_le32((void *)PCIL0_PTM1LA, 0); /* Local Addr. Reg */ + out_le32((void *)PCIL0_PTM2MS, 0); /* Memory Size/Attribute */ + out_le32((void *)PCIL0_PTM2LA, 0); /* Local Addr. Reg */ + + /* + * Set up Configuration registers + */ + + /* Program the board's subsystem id/vendor id */ + pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, + CONFIG_SYS_PCI_SUBSYS_VENDORID); + pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); + + /* Configure command register as bus master */ + pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); + + /* 240nS PCI clock */ + pci_write_config_word(0, PCI_LATENCY_TIMER, 1); + + /* No error reporting */ + pci_write_config_word(0, PCI_ERREN, 0); + + pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); +} +#endif /* CONFIG_SYS_PCI_TARGET_INIT */ + +/* + * pci_pre_init + * + * This routine is called just prior to registering the hose and gives + * the board the opportunity to check things. Returning a value of zero + * indicates that things are bad & PCI initialization should be aborted. + * + * Different boards may wish to customize the pci controller structure + * (add regions, override default access routines, etc) or perform + * certain pre-initialization actions. + * + */ +int __pci_pre_init(struct pci_controller *hose) +{ + u32 reg; + + /* + * Set priority for all PLB3 devices to 0. + * Set PLB3 arbiter to fair mode. + */ + mfsdr(SD0_AMP1, reg); + mtsdr(SD0_AMP1, (reg & 0x000000FF) | 0x0000FF00); + reg = mfdcr(PLB3_ACR); + mtdcr(PLB3_ACR, reg | 0x80000000); + + /* + * Set priority for all PLB4 devices to 0. + */ + mfsdr(SD0_AMP0, reg); + mtsdr(SD0_AMP0, (reg & 0x000000FF) | 0x0000FF00); + reg = mfdcr(PLB4_ACR) | 0xa0000000; + mtdcr(PLB4_ACR, reg); + + /* + * Set Nebula PLB4 arbiter to fair mode. + */ + /* Segment0 */ + reg = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; + reg = (reg & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; + reg = (reg & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; + reg = (reg & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; + mtdcr(PLB0_ACR, reg); + + /* Segment1 */ + reg = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; + reg = (reg & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; + reg = (reg & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; + reg = (reg & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; + mtdcr(PLB1_ACR, reg); + +#if defined(CONFIG_SYS_PCI_BOARD_FIXUP_IRQ) + hose->fixup_irq = board_pci_fixup_irq; +#endif + + return 1; +} + +#else /* defined(CONFIG_440EP) ... */ + +#if defined(CONFIG_SYS_PCI_TARGET_INIT) +void __pci_target_init(struct pci_controller * hose) +{ + /* + * Disable everything + */ + out_le32((void *)PCIL0_PIM0SA, 0); /* disable */ + out_le32((void *)PCIL0_PIM1SA, 0); /* disable */ + out_le32((void *)PCIL0_PIM2SA, 0); /* disable */ + out_le32((void *)PCIL0_EROMBA, 0); /* disable expansion rom */ + + /* + * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 + * strapping options do not support sizes such as 128/256 MB. + */ + out_le32((void *)PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE); + out_le32((void *)PCIL0_PIM0LAH, 0); + out_le32((void *)PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1); + out_le32((void *)PCIL0_BAR0, 0); + + /* + * Program the board's subsystem id/vendor id + */ + out_le16((void *)PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID); + out_le16((void *)PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID); + + out_le16((void *)PCIL0_CMD, in_le16((void *)PCIL0_CMD) | + PCI_COMMAND_MEMORY); +} +#endif /* CONFIG_SYS_PCI_TARGET_INIT */ + +int __pci_pre_init(struct pci_controller *hose) +{ + /* + * This board is always configured as the host & requires the + * PCI arbiter to be enabled. + */ + if (!pci_arbiter_enabled()) { + printf("PCI: PCI Arbiter disabled!\n"); + return 0; + } + + return 1; +} + +#endif /* defined(CONFIG_440EP) ... */ + +#if defined(CONFIG_SYS_PCI_TARGET_INIT) +void pci_target_init(struct pci_controller * hose) + __attribute__((weak, alias("__pci_target_init"))); +#endif /* CONFIG_SYS_PCI_TARGET_INIT */ + +int pci_pre_init(struct pci_controller *hose) + __attribute__((weak, alias("__pci_pre_init"))); + +#if defined(CONFIG_SYS_PCI_MASTER_INIT) +void __pci_master_init(struct pci_controller *hose) +{ + u16 reg; + + /* + * Write the PowerPC440 EP PCI Configuration regs. + * Enable PowerPC440 EP to be a master on the PCI bus (PMM). + * Enable PowerPC440 EP to act as a PCI memory target (PTM). + */ + pci_read_config_word(0, PCI_COMMAND, ®); + pci_write_config_word(0, PCI_COMMAND, reg | + PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); +} +void pci_master_init(struct pci_controller *hose) + __attribute__((weak, alias("__pci_master_init"))); +#endif /* CONFIG_SYS_PCI_MASTER_INIT */ + int pci_440_init (struct pci_controller *hose) { int reg_num = 0; @@ -568,7 +773,7 @@ int pci_440_init (struct pci_controller *hose) pci_setup_indirect(hose, PCIL0_CFGADR, PCIL0_CFGDATA); /* Let board change/modify hose & do initial checks */ - if (pci_pre_init (hose) == 0) { + if (pci_pre_init(hose) == 0) { printf("PCI: Board-specific initialization failed.\n"); printf("PCI: Configuration aborted.\n"); return -1; diff --git a/cpu/ppc4xx/cpu.c b/cpu/ppc4xx/cpu.c index e1b00a7..73d4d06 100644 --- a/cpu/ppc4xx/cpu.c +++ b/cpu/ppc4xx/cpu.c @@ -81,7 +81,7 @@ static int pci_async_enabled(void) #if defined(CONFIG_PCI) && !defined(CONFIG_IOP480) && \ !defined(CONFIG_405) && !defined(CONFIG_405EX) -static int pci_arbiter_enabled(void) +int pci_arbiter_enabled(void) { #if defined(CONFIG_405GP) return (mfdcr(CPC0_PSR) & PSR_PCI_ARBIT_EN); diff --git a/drivers/i2c/omap24xx_i2c.c b/drivers/i2c/omap24xx_i2c.c index 1a4c8c9..ff18991 100644 --- a/drivers/i2c/omap24xx_i2c.c +++ b/drivers/i2c/omap24xx_i2c.c @@ -29,6 +29,11 @@ static void wait_for_bb (void); static u16 wait_for_pin (void); static void flush_fifo(void); +static struct i2c *i2c_base = (struct i2c *)I2C_DEFAULT_BASE; + +static unsigned int bus_initialized[I2C_BUS_MAX]; +static unsigned int current_bus; + void i2c_init (int speed, int slaveadd) { int psc, fsscll, fssclh; @@ -95,30 +100,32 @@ void i2c_init (int speed, int slaveadd) sclh = (unsigned int)fssclh; } - writew(0x2, I2C_SYSC); /* for ES2 after soft reset */ + writew(0x2, &i2c_base->sysc); /* for ES2 after soft reset */ udelay(1000); - writew(0x0, I2C_SYSC); /* will probably self clear but */ + writew(0x0, &i2c_base->sysc); /* will probably self clear but */ - if (readw (I2C_CON) & I2C_CON_EN) { - writew (0, I2C_CON); + if (readw (&i2c_base->con) & I2C_CON_EN) { + writew (0, &i2c_base->con); udelay (50000); } - writew(psc, I2C_PSC); - writew(scll, I2C_SCLL); - writew(sclh, I2C_SCLH); + writew(psc, &i2c_base->psc); + writew(scll, &i2c_base->scll); + writew(sclh, &i2c_base->sclh); /* own address */ - writew (slaveadd, I2C_OA); - writew (I2C_CON_EN, I2C_CON); + writew (slaveadd, &i2c_base->oa); + writew (I2C_CON_EN, &i2c_base->con); /* have to enable intrrupts or OMAP i2c module doesn't work */ writew (I2C_IE_XRDY_IE | I2C_IE_RRDY_IE | I2C_IE_ARDY_IE | - I2C_IE_NACK_IE | I2C_IE_AL_IE, I2C_IE); + I2C_IE_NACK_IE | I2C_IE_AL_IE, &i2c_base->ie); udelay (1000); flush_fifo(); - writew (0xFFFF, I2C_STAT); - writew (0, I2C_CNT); + writew (0xFFFF, &i2c_base->stat); + writew (0, &i2c_base->cnt); + + bus_initialized[current_bus] = 1; } static int i2c_read_byte (u8 devaddr, u8 regoffset, u8 * value) @@ -130,19 +137,19 @@ static int i2c_read_byte (u8 devaddr, u8 regoffset, u8 * value) wait_for_bb (); /* one byte only */ - writew (1, I2C_CNT); + writew (1, &i2c_base->cnt); /* set slave address */ - writew (devaddr, I2C_SA); + writew (devaddr, &i2c_base->sa); /* no stop bit needed here */ - writew (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_TRX, I2C_CON); + writew (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_TRX, &i2c_base->con); status = wait_for_pin (); if (status & I2C_STAT_XRDY) { /* Important: have to use byte access */ - writeb (regoffset, I2C_DATA); + writeb (regoffset, &i2c_base->data); udelay (20000); - if (readw (I2C_STAT) & I2C_STAT_NACK) { + if (readw (&i2c_base->stat) & I2C_STAT_NACK) { i2c_error = 1; } } else { @@ -151,28 +158,28 @@ static int i2c_read_byte (u8 devaddr, u8 regoffset, u8 * value) if (!i2c_error) { /* free bus, otherwise we can't use a combined transction */ - writew (0, I2C_CON); - while (readw (I2C_STAT) || (readw (I2C_CON) & I2C_CON_MST)) { + writew (0, &i2c_base->con); + while (readw (&i2c_base->stat) || (readw (&i2c_base->con) & I2C_CON_MST)) { udelay (10000); /* Have to clear pending interrupt to clear I2C_STAT */ - writew (0xFFFF, I2C_STAT); + writew (0xFFFF, &i2c_base->stat); } wait_for_bb (); /* set slave address */ - writew (devaddr, I2C_SA); + writew (devaddr, &i2c_base->sa); /* read one byte from slave */ - writew (1, I2C_CNT); + writew (1, &i2c_base->cnt); /* need stop bit here */ writew (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_STP, - I2C_CON); + &i2c_base->con); status = wait_for_pin (); if (status & I2C_STAT_RRDY) { #if defined(CONFIG_OMAP243X) || defined(CONFIG_OMAP34XX) - *value = readb (I2C_DATA); + *value = readb (&i2c_base->data); #else - *value = readw (I2C_DATA); + *value = readw (&i2c_base->data); #endif udelay (20000); } else { @@ -180,17 +187,17 @@ static int i2c_read_byte (u8 devaddr, u8 regoffset, u8 * value) } if (!i2c_error) { - writew (I2C_CON_EN, I2C_CON); - while (readw (I2C_STAT) - || (readw (I2C_CON) & I2C_CON_MST)) { + writew (I2C_CON_EN, &i2c_base->con); + while (readw (&i2c_base->stat) + || (readw (&i2c_base->con) & I2C_CON_MST)) { udelay (10000); - writew (0xFFFF, I2C_STAT); + writew (0xFFFF, &i2c_base->stat); } } } flush_fifo(); - writew (0xFFFF, I2C_STAT); - writew (0, I2C_CNT); + writew (0xFFFF, &i2c_base->stat); + writew (0, &i2c_base->cnt); return i2c_error; } @@ -203,12 +210,12 @@ static int i2c_write_byte (u8 devaddr, u8 regoffset, u8 value) wait_for_bb (); /* two bytes */ - writew (2, I2C_CNT); + writew (2, &i2c_base->cnt); /* set slave address */ - writew (devaddr, I2C_SA); + writew (devaddr, &i2c_base->sa); /* stop bit needed here */ writew (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_TRX | - I2C_CON_STP, I2C_CON); + I2C_CON_STP, &i2c_base->con); /* wait until state change */ status = wait_for_pin (); @@ -216,24 +223,24 @@ static int i2c_write_byte (u8 devaddr, u8 regoffset, u8 value) if (status & I2C_STAT_XRDY) { #if defined(CONFIG_OMAP243X) || defined(CONFIG_OMAP34XX) /* send out 1 byte */ - writeb (regoffset, I2C_DATA); - writew (I2C_STAT_XRDY, I2C_STAT); + writeb (regoffset, &i2c_base->data); + writew (I2C_STAT_XRDY, &i2c_base->stat); status = wait_for_pin (); if ((status & I2C_STAT_XRDY)) { /* send out next 1 byte */ - writeb (value, I2C_DATA); - writew (I2C_STAT_XRDY, I2C_STAT); + writeb (value, &i2c_base->data); + writew (I2C_STAT_XRDY, &i2c_base->stat); } else { i2c_error = 1; } #else /* send out two bytes */ - writew ((value << 8) + regoffset, I2C_DATA); + writew ((value << 8) + regoffset, &i2c_base->data); #endif /* must have enough delay to allow BB bit to go low */ udelay (50000); - if (readw (I2C_STAT) & I2C_STAT_NACK) { + if (readw (&i2c_base->stat) & I2C_STAT_NACK) { i2c_error = 1; } } else { @@ -243,18 +250,18 @@ static int i2c_write_byte (u8 devaddr, u8 regoffset, u8 value) if (!i2c_error) { int eout = 200; - writew (I2C_CON_EN, I2C_CON); - while ((stat = readw (I2C_STAT)) || (readw (I2C_CON) & I2C_CON_MST)) { + writew (I2C_CON_EN, &i2c_base->con); + while ((stat = readw (&i2c_base->stat)) || (readw (&i2c_base->con) & I2C_CON_MST)) { udelay (1000); /* have to read to clear intrrupt */ - writew (0xFFFF, I2C_STAT); + writew (0xFFFF, &i2c_base->stat); if(--eout == 0) /* better leave with error than hang */ break; } } flush_fifo(); - writew (0xFFFF, I2C_STAT); - writew (0, I2C_CNT); + writew (0xFFFF, &i2c_base->stat); + writew (0, &i2c_base->cnt); return i2c_error; } @@ -265,14 +272,14 @@ static void flush_fifo(void) * you get a bus error */ while(1){ - stat = readw(I2C_STAT); + stat = readw(&i2c_base->stat); if(stat == I2C_STAT_RRDY){ #if defined(CONFIG_OMAP243X) || defined(CONFIG_OMAP34XX) - readb(I2C_DATA); + readb(&i2c_base->data); #else - readw(I2C_DATA); + readw(&i2c_base->data); #endif - writew(I2C_STAT_RRDY,I2C_STAT); + writew(I2C_STAT_RRDY,&i2c_base->stat); udelay(1000); }else break; @@ -283,7 +290,7 @@ int i2c_probe (uchar chip) { int res = 1; /* default = fail */ - if (chip == readw (I2C_OA)) { + if (chip == readw (&i2c_base->oa)) { return res; } @@ -291,27 +298,27 @@ int i2c_probe (uchar chip) wait_for_bb (); /* try to read one byte */ - writew (1, I2C_CNT); + writew (1, &i2c_base->cnt); /* set slave address */ - writew (chip, I2C_SA); + writew (chip, &i2c_base->sa); /* stop bit needed here */ - writew (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_STP, I2C_CON); + writew (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_STP, &i2c_base->con); /* enough delay for the NACK bit set */ udelay (50000); - if (!(readw (I2C_STAT) & I2C_STAT_NACK)) { + if (!(readw (&i2c_base->stat) & I2C_STAT_NACK)) { res = 0; /* success case */ flush_fifo(); - writew(0xFFFF, I2C_STAT); + writew(0xFFFF, &i2c_base->stat); } else { - writew(0xFFFF, I2C_STAT); /* failue, clear sources*/ - writew (readw (I2C_CON) | I2C_CON_STP, I2C_CON); /* finish up xfer */ + writew(0xFFFF, &i2c_base->stat); /* failue, clear sources*/ + writew (readw (&i2c_base->con) | I2C_CON_STP, &i2c_base->con); /* finish up xfer */ udelay(20000); wait_for_bb (); } flush_fifo(); - writew (0, I2C_CNT); /* don't allow any more data in...we don't want it.*/ - writew(0xFFFF, I2C_STAT); + writew (0, &i2c_base->cnt); /* don't allow any more data in...we don't want it.*/ + writew(0xFFFF, &i2c_base->stat); return res; } @@ -370,17 +377,17 @@ static void wait_for_bb (void) int timeout = 10; u16 stat; - writew(0xFFFF, I2C_STAT); /* clear current interruts...*/ - while ((stat = readw (I2C_STAT) & I2C_STAT_BB) && timeout--) { - writew (stat, I2C_STAT); + writew(0xFFFF, &i2c_base->stat); /* clear current interruts...*/ + while ((stat = readw (&i2c_base->stat) & I2C_STAT_BB) && timeout--) { + writew (stat, &i2c_base->stat); udelay (50000); } if (timeout <= 0) { printf ("timed out in wait_for_bb: I2C_STAT=%x\n", - readw (I2C_STAT)); + readw (&i2c_base->stat)); } - writew(0xFFFF, I2C_STAT); /* clear delayed stuff*/ + writew(0xFFFF, &i2c_base->stat); /* clear delayed stuff*/ } static u16 wait_for_pin (void) @@ -390,7 +397,7 @@ static u16 wait_for_pin (void) do { udelay (1000); - status = readw (I2C_STAT); + status = readw (&i2c_base->stat); } while ( !(status & (I2C_STAT_ROVR | I2C_STAT_XUDF | I2C_STAT_XRDY | I2C_STAT_RRDY | I2C_STAT_ARDY | I2C_STAT_NACK | @@ -398,8 +405,33 @@ static u16 wait_for_pin (void) if (timeout <= 0) { printf ("timed out in wait_for_pin: I2C_STAT=%x\n", - readw (I2C_STAT)); - writew(0xFFFF, I2C_STAT); + readw (&i2c_base->stat)); + writew(0xFFFF, &i2c_base->stat); } return status; } + +int i2c_set_bus_num(unsigned int bus) +{ + if ((bus < 0) || (bus >= I2C_BUS_MAX)) { + printf("Bad bus: %d\n", bus); + return -1; + } + +#if I2C_BUS_MAX==3 + if (bus == 2) + i2c_base = (struct i2c *)I2C_BASE3; + else +#endif + if (bus == 1) + i2c_base = (struct i2c *)I2C_BASE2; + else + i2c_base = (struct i2c *)I2C_BASE1; + + current_bus = bus; + + if(!bus_initialized[current_bus]) + i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + + return 0; +} diff --git a/include/asm-arm/arch-omap24xx/i2c.h b/include/asm-arm/arch-omap24xx/i2c.h index 44db7a2..19046aa 100644 --- a/include/asm-arm/arch-omap24xx/i2c.h +++ b/include/asm-arm/arch-omap24xx/i2c.h @@ -23,24 +23,45 @@ #ifndef _OMAP24XX_I2C_H_ #define _OMAP24XX_I2C_H_ -#define I2C_BASE 0x48070000 +#define I2C_BASE1 0x48070000 #define I2C_BASE2 0x48072000 /* nothing hooked up on h4 */ -#define I2C_REV (I2C_BASE + 0x00) -#define I2C_IE (I2C_BASE + 0x04) -#define I2C_STAT (I2C_BASE + 0x08) -#define I2C_IV (I2C_BASE + 0x0c) -#define I2C_BUF (I2C_BASE + 0x14) -#define I2C_CNT (I2C_BASE + 0x18) -#define I2C_DATA (I2C_BASE + 0x1c) -#define I2C_SYSC (I2C_BASE + 0x20) -#define I2C_CON (I2C_BASE + 0x24) -#define I2C_OA (I2C_BASE + 0x28) -#define I2C_SA (I2C_BASE + 0x2c) -#define I2C_PSC (I2C_BASE + 0x30) -#define I2C_SCLL (I2C_BASE + 0x34) -#define I2C_SCLH (I2C_BASE + 0x38) -#define I2C_SYSTEST (I2C_BASE + 0x3c) +#define I2C_DEFAULT_BASE I2C_BASE1 + +struct i2c { + unsigned short rev; /* 0x00 */ + unsigned short res1; + unsigned short ie; /* 0x04 */ + unsigned short res2; + unsigned short stat; /* 0x08 */ + unsigned short res3; + unsigned short iv; /* 0x0C */ + unsigned short res4[3]; + unsigned short buf; /* 0x14 */ + unsigned short res5; + unsigned short cnt; /* 0x18 */ + unsigned short res6; + unsigned short data; /* 0x1C */ + unsigned short res7; + unsigned short sysc; /* 0x20 */ + unsigned short res8; + unsigned short con; /* 0x24 */ + unsigned short res9; + unsigned short oa; /* 0x28 */ + unsigned short res10; + unsigned short sa; /* 0x2C */ + unsigned short res11; + unsigned short psc; /* 0x30 */ + unsigned short res12; + unsigned short scll; /* 0x34 */ + unsigned short res13; + unsigned short sclh; /* 0x38 */ + unsigned short res14; + unsigned short systest; /* 0x3c */ + unsigned short res15; +}; + +#define I2C_BUS_MAX 2 /* I2C masks */ diff --git a/include/asm-arm/arch-omap3/i2c.h b/include/asm-arm/arch-omap3/i2c.h index 8b339cc..490e03b 100644 --- a/include/asm-arm/arch-omap3/i2c.h +++ b/include/asm-arm/arch-omap3/i2c.h @@ -25,21 +25,40 @@ #define I2C_DEFAULT_BASE I2C_BASE1 -#define I2C_REV (I2C_DEFAULT_BASE + 0x00) -#define I2C_IE (I2C_DEFAULT_BASE + 0x04) -#define I2C_STAT (I2C_DEFAULT_BASE + 0x08) -#define I2C_IV (I2C_DEFAULT_BASE + 0x0c) -#define I2C_BUF (I2C_DEFAULT_BASE + 0x14) -#define I2C_CNT (I2C_DEFAULT_BASE + 0x18) -#define I2C_DATA (I2C_DEFAULT_BASE + 0x1c) -#define I2C_SYSC (I2C_DEFAULT_BASE + 0x20) -#define I2C_CON (I2C_DEFAULT_BASE + 0x24) -#define I2C_OA (I2C_DEFAULT_BASE + 0x28) -#define I2C_SA (I2C_DEFAULT_BASE + 0x2c) -#define I2C_PSC (I2C_DEFAULT_BASE + 0x30) -#define I2C_SCLL (I2C_DEFAULT_BASE + 0x34) -#define I2C_SCLH (I2C_DEFAULT_BASE + 0x38) -#define I2C_SYSTEST (I2C_DEFAULT_BASE + 0x3c) +struct i2c { + unsigned short rev; /* 0x00 */ + unsigned short res1; + unsigned short ie; /* 0x04 */ + unsigned short res2; + unsigned short stat; /* 0x08 */ + unsigned short res3; + unsigned short iv; /* 0x0C */ + unsigned short res4[3]; + unsigned short buf; /* 0x14 */ + unsigned short res5; + unsigned short cnt; /* 0x18 */ + unsigned short res6; + unsigned short data; /* 0x1C */ + unsigned short res7; + unsigned short sysc; /* 0x20 */ + unsigned short res8; + unsigned short con; /* 0x24 */ + unsigned short res9; + unsigned short oa; /* 0x28 */ + unsigned short res10; + unsigned short sa; /* 0x2C */ + unsigned short res11; + unsigned short psc; /* 0x30 */ + unsigned short res12; + unsigned short scll; /* 0x34 */ + unsigned short res13; + unsigned short sclh; /* 0x38 */ + unsigned short res14; + unsigned short systest; /* 0x3c */ + unsigned short res15; +}; + +#define I2C_BUS_MAX 3 /* I2C masks */ diff --git a/include/asm-ppc/4xx_pci.h b/include/asm-ppc/4xx_pci.h index 30125a1..f686e7c 100644 --- a/include/asm-ppc/4xx_pci.h +++ b/include/asm-ppc/4xx_pci.h @@ -1,6 +1,8 @@ #ifndef _405GP_PCI_H #define _405GP_PCI_H +#include <pci.h> + /*----------------------------------------------------------------------------+ | 405GP PCI core memory map defines. +----------------------------------------------------------------------------*/ @@ -49,4 +51,10 @@ #define PCIDEVID_405GP 0x0 +void board_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev); +int pci_arbiter_enabled(void); +int __pci_pre_init(struct pci_controller *hose); +void __pci_target_init(struct pci_controller *hose); +void __pci_master_init(struct pci_controller *hose); + #endif diff --git a/include/configs/DU440.h b/include/configs/DU440.h index e9ea1bf..65dc235 100644 --- a/include/configs/DU440.h +++ b/include/configs/DU440.h @@ -60,8 +60,9 @@ #define CONFIG_SYS_PCI_MEMBASE1 CONFIG_SYS_PCI_MEMBASE + 0x10000000 #define CONFIG_SYS_PCI_MEMBASE2 CONFIG_SYS_PCI_MEMBASE1 + 0x10000000 #define CONFIG_SYS_PCI_MEMBASE3 CONFIG_SYS_PCI_MEMBASE2 + 0x10000000 -#define CONFIG_SYS_PCI_IOBASE 0xe8000000 - +#define CONFIG_SYS_PCI_IOBASE 0xe8000000 +#define CONFIG_SYS_PCI_SUBSYS_VENDORID PCI_VENDOR_ID_ESDGMBH +#define CONFIG_SYS_PCI_SUBSYS_ID 0x0444 /* device ID for DU440 */ /* Don't change either of these */ #define CONFIG_SYS_PERIPHERAL_BASE 0xef600000 /* internal peripherals */ diff --git a/include/configs/PMC440.h b/include/configs/PMC440.h index d6e2f6b..6310cfc 100644 --- a/include/configs/PMC440.h +++ b/include/configs/PMC440.h @@ -351,7 +351,6 @@ #define CONFIG_CMD_BSP #define CONFIG_CMD_DATE -#define CONFIG_CMD_ASKENV #define CONFIG_CMD_DHCP #define CONFIG_CMD_DTT #define CONFIG_CMD_DIAG @@ -359,7 +358,6 @@ #define CONFIG_CMD_ELF #define CONFIG_CMD_FAT #define CONFIG_CMD_I2C -#define CONFIG_CMD_IRQ #define CONFIG_CMD_MII #define CONFIG_CMD_NAND #define CONFIG_CMD_NET @@ -435,11 +433,14 @@ /* Board-specific PCI */ #define CONFIG_SYS_PCI_TARGET_INIT #define CONFIG_SYS_PCI_MASTER_INIT +#define CONFIG_SYS_PCI_BOARD_FIXUP_IRQ /* PCI identification */ #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */ #define CONFIG_SYS_PCI_SUBSYS_ID_NONMONARCH 0x0441 /* PCI Device ID: Non-Monarch */ #define CONFIG_SYS_PCI_SUBSYS_ID_MONARCH 0x0440 /* PCI Device ID: Monarch */ +/* for weak __pci_target_init() */ +#define CONFIG_SYS_PCI_SUBSYS_ID CONFIG_SYS_PCI_SUBSYS_ID_MONARCH #define CONFIG_SYS_PCI_CLASSCODE_NONMONARCH PCI_CLASS_PROCESSOR_POWERPC #define CONFIG_SYS_PCI_CLASSCODE_MONARCH PCI_CLASS_BRIDGE_HOST diff --git a/include/configs/alpr.h b/include/configs/alpr.h index e6248e9..964630f 100644 --- a/include/configs/alpr.h +++ b/include/configs/alpr.h @@ -231,13 +231,11 @@ */ #include <config_cmd_default.h> -#define CONFIG_CMD_ASKENV #define CONFIG_CMD_DHCP #define CONFIG_CMD_DIAG #define CONFIG_CMD_EEPROM #define CONFIG_CMD_FPGA #define CONFIG_CMD_I2C -#define CONFIG_CMD_IRQ #define CONFIG_CMD_MII #define CONFIG_CMD_NAND #define CONFIG_CMD_NET diff --git a/include/configs/korat.h b/include/configs/korat.h index ea6ba89..026dd08 100644 --- a/include/configs/korat.h +++ b/include/configs/korat.h @@ -69,6 +69,7 @@ #define CONFIG_SYS_OCM_DATA_ADDR CONFIG_SYS_OCM_BASE #define CONFIG_SYS_PCI_BASE 0xe0000000 /* Internal PCI regs */ #define CONFIG_SYS_PCI_MEMBASE 0x80000000 /* mapped pci memory */ +#define CONFIG_SYS_PCI_MEMBASE2 (CONFIG_SYS_PCI_MEMBASE + 0x20000000) /* Don't change either of these */ #define CONFIG_SYS_PERIPHERAL_BASE 0xef600000 /* internal peripherals */ @@ -359,6 +360,7 @@ /* Board-specific PCI */ #define CONFIG_SYS_PCI_TARGET_INIT #define CONFIG_SYS_PCI_MASTER_INIT +#define CONFIG_SYS_PCI_BOARD_FIXUP_IRQ #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */ #define CONFIG_SYS_PCI_SUBSYS_ID 0xcafe /* Whatever */ diff --git a/include/configs/sequoia.h b/include/configs/sequoia.h index 9605ce2..5788d58 100644 --- a/include/configs/sequoia.h +++ b/include/configs/sequoia.h @@ -364,6 +364,7 @@ /* Board-specific PCI */ #define CONFIG_SYS_PCI_TARGET_INIT #define CONFIG_SYS_PCI_MASTER_INIT +#define CONFIG_SYS_PCI_BOARD_FIXUP_IRQ #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */ #define CONFIG_SYS_PCI_SUBSYS_ID 0xcafe /* Whatever */ diff --git a/include/ppc440.h b/include/ppc440.h index e54a977..a050ffd 100644 --- a/include/ppc440.h +++ b/include/ppc440.h @@ -1276,7 +1276,8 @@ #define CPC0_STRP1_PAE_MASK (0x80000000 >> 11) #define CPC0_STRP1_PISE_MASK (0x80000000 >> 13) #endif /* defined(CONFIG_440GP) */ -#if defined(CONFIG_440GX) || defined(CONFIG_440SP) +#if defined(CONFIG_440GX) || defined(CONFIG_440SP) || \ + defined(CONFIG_460EX) || defined(CONFIG_460GT) #define SDR0_SDSTP1_PAE_MASK (0x80000000 >> 13) #define SDR0_SDSTP1_PISE_MASK (0x80000000 >> 15) #endif /* defined(CONFIG_440GX) || defined(CONFIG_440SP) */ |