X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Famcc%2Fyucca%2Fyucca.c;h=033bdd20fa7b825d2fe0c3783c2bc21000488976;hb=4d6c2dd7ed6c6bc4114ca5c7577560ea9ba50bd0;hp=7316c34b4a7d8adc1a5de0e853579d7d464d6a38;hpb=bf6a9ca9b2aa219612c3678444b8123e28aa8940;p=oweals%2Fu-boot.git diff --git a/board/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c index 7316c34b4a..033bdd20fa 100644 --- a/board/amcc/yucca/yucca.c +++ b/board/amcc/yucca/yucca.c @@ -27,27 +27,18 @@ #include #include -#include #include -#include +#include +#include +#include +#include #include "yucca.h" -#include "../cpu/ppc4xx/440spe_pcie.h" -#undef PCIE_ENDPOINT -/* #define PCIE_ENDPOINT 1 */ +DECLARE_GLOBAL_DATA_PTR; void fpga_init (void); -void get_sys_info(PPC440_SYS_INFO *board_cfg ); -int compare_to_true(char *str ); -char *remove_l_w_space(char *in_str ); -char *remove_t_w_space(char *in_str ); -int get_console_port(void); - -int ppc440spe_init_pcie_rootport(int port); -void ppc440spe_setup_pcie(struct pci_controller *hose, int port); - #define DEBUG_ENV #ifdef DEBUG_ENV #define DEBUGF(fmt,args...) printf(fmt ,##args) @@ -176,7 +167,7 @@ int board_early_init_f (void) | 0x07C00000 - 0 0 000 1 1 1 1 1 0000 0 00000 000000000000 | +-------------------------------------------------------------------*/ - mtebc(xbcfg, EBC_CFG_LE_UNLOCK | + mtebc(EBC0_CFG, EBC_CFG_LE_UNLOCK | EBC_CFG_PTD_ENABLE | EBC_CFG_RTC_16PERCLK | EBC_CFG_ATC_PREVIOUS | @@ -197,8 +188,8 @@ int board_early_init_f (void) | boot type | +-------------------------------------------------------------------*/ - mtebc(pb1ap, EBC_BXAP_FPGA); - mtebc(pb1cr, EBC_BXCR_FPGA_CS1); + mtebc(PB1AP, EBC_BXAP_FPGA); + mtebc(PB1CR, EBC_BXCR_FPGA_CS1); /*-------------------------------------------------------------------+ | @@ -343,10 +334,10 @@ int board_early_init_f (void) break; } - mtebc(pb0ap, ebc0_cs0_bxap_value); - mtebc(pb0cr, ebc0_cs0_bxcr_value); - mtebc(pb2ap, ebc0_cs2_bxap_value); - mtebc(pb2cr, ebc0_cs2_bxcr_value); + mtebc(PB0AP, ebc0_cs0_bxap_value); + mtebc(PB0CR, ebc0_cs0_bxcr_value); + mtebc(PB2AP, ebc0_cs2_bxap_value); + mtebc(PB2CR, ebc0_cs2_bxcr_value); /*--------------------------------------------------------------------+ | Interrupt controller setup for the AMCC 440SPe Evaluation board. @@ -494,55 +485,55 @@ int board_early_init_f (void) | interrupt trigger levels. Make bit 0 High priority. Clear all | interrupts again. +-------------------------------------------------------------------*/ - mtdcr (uic3sr, 0xffffffff); /* Clear all interrupts */ - mtdcr (uic3er, 0x00000000); /* disable all interrupts */ - mtdcr (uic3cr, 0x00000000); /* Set Critical / Non Critical + mtdcr (UIC3SR, 0xffffffff); /* Clear all interrupts */ + mtdcr (UIC3ER, 0x00000000); /* disable all interrupts */ + mtdcr (UIC3CR, 0x00000000); /* Set Critical / Non Critical * interrupts */ - mtdcr (uic3pr, 0xffffffff); /* Set Interrupt Polarities */ - mtdcr (uic3tr, 0x001fffff); /* Set Interrupt Trigger Levels */ - mtdcr (uic3vr, 0x00000001); /* Set Vect base=0,INT31 Highest + mtdcr (UIC3PR, 0xffffffff); /* Set Interrupt Polarities */ + mtdcr (UIC3TR, 0x001fffff); /* Set Interrupt Trigger Levels */ + mtdcr (UIC3VR, 0x00000001); /* Set Vect base=0,INT31 Highest * priority */ - mtdcr (uic3sr, 0x00000000); /* clear all interrupts */ - mtdcr (uic3sr, 0xffffffff); /* clear all interrupts */ + mtdcr (UIC3SR, 0x00000000); /* clear all interrupts */ + mtdcr (UIC3SR, 0xffffffff); /* clear all interrupts */ - mtdcr (uic2sr, 0xffffffff); /* Clear all interrupts */ - mtdcr (uic2er, 0x00000000); /* disable all interrupts */ - mtdcr (uic2cr, 0x00000000); /* Set Critical / Non Critical + mtdcr (UIC2SR, 0xffffffff); /* Clear all interrupts */ + mtdcr (UIC2ER, 0x00000000); /* disable all interrupts */ + mtdcr (UIC2CR, 0x00000000); /* Set Critical / Non Critical * interrupts */ - mtdcr (uic2pr, 0xebebebff); /* Set Interrupt Polarities */ - mtdcr (uic2tr, 0x74747400); /* Set Interrupt Trigger Levels */ - mtdcr (uic2vr, 0x00000001); /* Set Vect base=0,INT31 Highest + mtdcr (UIC2PR, 0xebebebff); /* Set Interrupt Polarities */ + mtdcr (UIC2TR, 0x74747400); /* Set Interrupt Trigger Levels */ + mtdcr (UIC2VR, 0x00000001); /* Set Vect base=0,INT31 Highest * priority */ - mtdcr (uic2sr, 0x00000000); /* clear all interrupts */ - mtdcr (uic2sr, 0xffffffff); /* clear all interrupts */ + mtdcr (UIC2SR, 0x00000000); /* clear all interrupts */ + mtdcr (UIC2SR, 0xffffffff); /* clear all interrupts */ - mtdcr (uic1sr, 0xffffffff); /* Clear all interrupts */ - mtdcr (uic1er, 0x00000000); /* disable all interrupts */ - mtdcr (uic1cr, 0x00000000); /* Set Critical / Non Critical + mtdcr (UIC1SR, 0xffffffff); /* Clear all interrupts */ + mtdcr (UIC1ER, 0x00000000); /* disable all interrupts */ + mtdcr (UIC1CR, 0x00000000); /* Set Critical / Non Critical * interrupts */ - mtdcr (uic1pr, 0xffffffff); /* Set Interrupt Polarities */ - mtdcr (uic1tr, 0x001f8040); /* Set Interrupt Trigger Levels */ - mtdcr (uic1vr, 0x00000001); /* Set Vect base=0,INT31 Highest + mtdcr (UIC1PR, 0xffffffff); /* Set Interrupt Polarities */ + mtdcr (UIC1TR, 0x001f8040); /* Set Interrupt Trigger Levels */ + mtdcr (UIC1VR, 0x00000001); /* Set Vect base=0,INT31 Highest * priority */ - mtdcr (uic1sr, 0x00000000); /* clear all interrupts */ - mtdcr (uic1sr, 0xffffffff); /* clear all interrupts */ + mtdcr (UIC1SR, 0x00000000); /* clear all interrupts */ + mtdcr (UIC1SR, 0xffffffff); /* clear all interrupts */ - mtdcr (uic0sr, 0xffffffff); /* Clear all interrupts */ - mtdcr (uic0er, 0x00000000); /* disable all interrupts excepted + mtdcr (UIC0SR, 0xffffffff); /* Clear all interrupts */ + mtdcr (UIC0ER, 0x00000000); /* disable all interrupts excepted * cascade to be checked */ - mtdcr (uic0cr, 0x00104001); /* Set Critical / Non Critical + mtdcr (UIC0CR, 0x00104001); /* Set Critical / Non Critical * interrupts */ - mtdcr (uic0pr, 0xffffffff); /* Set Interrupt Polarities */ - mtdcr (uic0tr, 0x010f0004); /* Set Interrupt Trigger Levels */ - mtdcr (uic0vr, 0x00000001); /* Set Vect base=0,INT31 Highest + mtdcr (UIC0PR, 0xffffffff); /* Set Interrupt Polarities */ + mtdcr (UIC0TR, 0x010f0004); /* Set Interrupt Trigger Levels */ + mtdcr (UIC0VR, 0x00000001); /* Set Vect base=0,INT31 Highest * priority */ - mtdcr (uic0sr, 0x00000000); /* clear all interrupts */ - mtdcr (uic0sr, 0xffffffff); /* clear all interrupts */ + mtdcr (UIC0SR, 0x00000000); /* clear all interrupts */ + mtdcr (UIC0SR, 0xffffffff); /* clear all interrupts */ + + mfsdr(SDR0_MFR, mfr); + mfr |= SDR0_MFR_FIXD; /* Workaround for PCI/DMA */ + mtsdr(SDR0_MFR, mfr); - /* SDR0_MFR should be part of Ethernet init */ - mfsdr (sdr_mfr, mfr); - mfr &= ~SDR0_MFR_ECS_MASK; - /*mtsdr(sdr_mfr, mfr);*/ fpga_init(); return 0; @@ -562,35 +553,39 @@ int checkboard (void) return 0; } -#if defined(CFG_DRAM_TEST) -int testdram (void) +/* + * Override the default functions in cpu/ppc4xx/44x_spd_ddr2.c with + * board specific values. + */ +static int ppc440spe_rev_a(void) { - uint *pstart = (uint *) 0x00000000; - uint *pend = (uint *) 0x08000000; - uint *p; + if ((get_pvr() == PVR_440SPe_6_RA) || (get_pvr() == PVR_440SPe_RA)) + return 1; + else + return 0; +} - for (p = pstart; p < pend; p++) - *p = 0xaaaaaaaa; +u32 ddr_wrdtr(u32 default_val) { + /* + * Yucca boards with 440SPe rev. A need a slightly different setup + * for the MCIF0_WRDTR register. + */ + if (ppc440spe_rev_a()) + return (SDRAM_WRDTR_LLWP_1_CYC | SDRAM_WRDTR_WTR_270_DEG_ADV); - for (p = pstart; p < pend; p++) { - if (*p != 0xaaaaaaaa) { - printf ("SDRAM test fails at: %08x\n", (uint) p); - return 1; - } - } + return default_val; +} - for (p = pstart; p < pend; p++) - *p = 0x55555555; +u32 ddr_clktr(u32 default_val) { + /* + * Yucca boards with 440SPe rev. A need a slightly different setup + * for the MCIF0_CLKTR register. + */ + if (ppc440spe_rev_a()) + return (SDRAM_CLKTR_CLKP_180_DEG_ADV); - for (p = pstart; p < pend; p++) { - if (*p != 0x55555555) { - printf ("SDRAM test fails at: %08x\n", (uint) p); - return 1; - } - } - return 0; + return default_val; } -#endif /************************************************************************* * pci_pre_init @@ -613,7 +608,7 @@ int pci_pre_init(struct pci_controller * hose ) * The yucca board is always configured as the host & requires the * PCI arbiter to be enabled. *-------------------------------------------------------------------*/ - mfsdr(sdr_sdstp1, strap); + mfsdr(SDR0_SDSTP1, strap); if( (strap & SDR0_SDSTP1_PAE_MASK) == 0 ) { printf("PCI: SDR0_STRP1[%08lX] - PCI Arbiter disabled.\n",strap); return 0; @@ -631,11 +626,9 @@ int pci_pre_init(struct pci_controller * hose ) * may not be sufficient for a given board. * ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) +#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) void pci_target_init(struct pci_controller * hose ) { - DECLARE_GLOBAL_DATA_PTR; - /*-------------------------------------------------------------------+ * Disable everything *-------------------------------------------------------------------*/ @@ -648,7 +641,7 @@ void pci_target_init(struct pci_controller * hose ) * 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( PCIX0_PIM0LAL, CFG_SDRAM_BASE ); + out32r( PCIX0_PIM0LAL, CONFIG_SYS_SDRAM_BASE ); out32r( PCIX0_PIM0LAH, 0 ); out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 ); out32r( PCIX0_BAR0, 0 ); @@ -656,12 +649,12 @@ void pci_target_init(struct pci_controller * hose ) /*-------------------------------------------------------------------+ * Program the board's subsystem id/vendor id *-------------------------------------------------------------------*/ - out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID ); - out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID ); + out16r( PCIX0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID ); + out16r( PCIX0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID ); out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY ); } -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ +#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ #if defined(CONFIG_PCI) /************************************************************************* @@ -685,7 +678,7 @@ int is_pci_host(struct pci_controller *hose) return 1; } -int yucca_pcie_card_present(int port) +static int yucca_pcie_card_present(int port) { u16 reg; @@ -715,27 +708,27 @@ void yucca_setup_pcie_fpga_rootpoint(int port) case 0: rootpoint = FPGA_REG1C_PE0_ROOTPOINT; endpoint = 0; - power = FPGA_REG1A_PE0_PWRON; + power = FPGA_REG1A_PE0_PWRON; green_led = FPGA_REG1A_PE0_GLED; - clock = FPGA_REG1A_PE0_REFCLK_ENABLE; + clock = FPGA_REG1A_PE0_REFCLK_ENABLE; yellow_led = FPGA_REG1A_PE0_YLED; reset_off = FPGA_REG1C_PE0_PERST; break; case 1: rootpoint = 0; endpoint = FPGA_REG1C_PE1_ENDPOINT; - power = FPGA_REG1A_PE1_PWRON; + power = FPGA_REG1A_PE1_PWRON; green_led = FPGA_REG1A_PE1_GLED; - clock = FPGA_REG1A_PE1_REFCLK_ENABLE; + clock = FPGA_REG1A_PE1_REFCLK_ENABLE; yellow_led = FPGA_REG1A_PE1_YLED; reset_off = FPGA_REG1C_PE1_PERST; break; case 2: rootpoint = 0; endpoint = FPGA_REG1C_PE2_ENDPOINT; - power = FPGA_REG1A_PE2_PWRON; + power = FPGA_REG1A_PE2_PWRON; green_led = FPGA_REG1A_PE2_GLED; - clock = FPGA_REG1A_PE2_REFCLK_ENABLE; + clock = FPGA_REG1A_PE2_REFCLK_ENABLE; yellow_led = FPGA_REG1A_PE2_YLED; reset_off = FPGA_REG1C_PE2_PERST; break; @@ -772,27 +765,27 @@ void yucca_setup_pcie_fpga_endpoint(int port) case 0: rootpoint = FPGA_REG1C_PE0_ROOTPOINT; endpoint = 0; - power = FPGA_REG1A_PE0_PWRON; + power = FPGA_REG1A_PE0_PWRON; green_led = FPGA_REG1A_PE0_GLED; - clock = FPGA_REG1A_PE0_REFCLK_ENABLE; + clock = FPGA_REG1A_PE0_REFCLK_ENABLE; yellow_led = FPGA_REG1A_PE0_YLED; reset_off = FPGA_REG1C_PE0_PERST; break; case 1: rootpoint = 0; endpoint = FPGA_REG1C_PE1_ENDPOINT; - power = FPGA_REG1A_PE1_PWRON; + power = FPGA_REG1A_PE1_PWRON; green_led = FPGA_REG1A_PE1_GLED; - clock = FPGA_REG1A_PE1_REFCLK_ENABLE; + clock = FPGA_REG1A_PE1_REFCLK_ENABLE; yellow_led = FPGA_REG1A_PE1_YLED; reset_off = FPGA_REG1C_PE1_PERST; break; case 2: rootpoint = 0; endpoint = FPGA_REG1C_PE2_ENDPOINT; - power = FPGA_REG1A_PE2_PWRON; + power = FPGA_REG1A_PE2_PWRON; green_led = FPGA_REG1A_PE2_GLED; - clock = FPGA_REG1A_PE2_REFCLK_ENABLE; + clock = FPGA_REG1A_PE2_REFCLK_ENABLE; yellow_led = FPGA_REG1A_PE2_YLED; reset_off = FPGA_REG1C_PE2_PERST; break; @@ -812,60 +805,74 @@ void yucca_setup_pcie_fpga_endpoint(int port) static struct pci_controller pcie_hose[3] = {{0},{0},{0}}; -void pcie_setup_hoses(void) +void pcie_setup_hoses(int busno) { struct pci_controller *hose; int i, bus; + int ret = 0; + char *env; + unsigned int delay; /* * assume we're called after the PCIX hose is initialized, which takes * bus ID 0 and therefore start numbering PCIe's from 1. */ - bus = 1; + bus = busno; for (i = 0; i <= 2; i++) { /* Check for yucca card presence */ if (!yucca_pcie_card_present(i)) continue; -#ifdef PCIE_ENDPOINT - yucca_setup_pcie_fpga_endpoint(i); - if (ppc440spe_init_pcie_endport(i)) { -#else - yucca_setup_pcie_fpga_rootpoint(i); - if (ppc440spe_init_pcie_rootport(i)) { -#endif - printf("PCIE%d: initialization failed\n", i); + if (is_end_point(i)) { + yucca_setup_pcie_fpga_endpoint(i); + ret = ppc4xx_init_pcie_endport(i); + } else { + yucca_setup_pcie_fpga_rootpoint(i); + ret = ppc4xx_init_pcie_rootport(i); + } + if (ret) { + printf("PCIE%d: initialization as %s failed\n", i, + is_end_point(i) ? "endpoint" : "root-complex"); continue; } hose = &pcie_hose[i]; hose->first_busno = bus; - hose->last_busno = bus; - bus++; + hose->last_busno = bus; + hose->current_busno = bus; /* setup mem resource */ pci_set_region(hose->regions + 0, - CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, - CFG_PCIE_MEMBASE + i * CFG_PCIE_MEMSIZE, - CFG_PCIE_MEMSIZE, - PCI_REGION_MEM - ); + CONFIG_SYS_PCIE_MEMBASE + i * CONFIG_SYS_PCIE_MEMSIZE, + CONFIG_SYS_PCIE_MEMBASE + i * CONFIG_SYS_PCIE_MEMSIZE, + CONFIG_SYS_PCIE_MEMSIZE, + PCI_REGION_MEM); hose->region_count = 1; pci_register_hose(hose); -#ifdef PCIE_ENDPOINT - ppc440spe_setup_pcie_endpoint(hose, i); - /* - * Reson for no scanning is endpoint can not generate - * upstream configuration accesses. - */ -#else - ppc440spe_setup_pcie_rootpoint(hose, i); - /* - * Config access can only go down stream - */ - hose->last_busno = pci_hose_scan(hose); -#endif + if (is_end_point(i)) { + ppc4xx_setup_pcie_endpoint(hose, i); + /* + * Reson for no scanning is endpoint can not generate + * upstream configuration accesses. + */ + } else { + ppc4xx_setup_pcie_rootpoint(hose, i); + env = getenv("pciscandelay"); + if (env != NULL) { + delay = simple_strtoul(env, NULL, 10); + if (delay > 5) + printf("Warning, expect noticable delay before " + "PCIe scan due to 'pciscandelay' value!\n"); + mdelay(delay * 1000); + } + + /* + * Config access can only go down stream + */ + hose->last_busno = pci_hose_scan(hose); + bus = hose->last_busno + 1; + } } } #endif /* defined(CONFIG_PCI) */ @@ -873,10 +880,6 @@ void pcie_setup_hoses(void) int misc_init_f (void) { uint reg; -#if defined(CONFIG_STRESS) - uint i ; - uint disp; -#endif out16(FPGA_REG10, (in16(FPGA_REG10) & ~(FPGA_REG10_AUTO_NEG_DIS|FPGA_REG10_RESET_ETH)) | @@ -891,67 +894,23 @@ int misc_init_f (void) /* minimal init for PCIe */ /* pci express 0 Endpoint Mode */ - mfsdr(SDR0_PE0DLPSET, reg); + mfsdr(SDRN_PESDR_DLPSET(0), reg); reg &= (~0x00400000); - mtsdr(SDR0_PE0DLPSET, reg); + mtsdr(SDRN_PESDR_DLPSET(0), reg); /* pci express 1 Rootpoint Mode */ - mfsdr(SDR0_PE1DLPSET, reg); + mfsdr(SDRN_PESDR_DLPSET(1), reg); reg |= 0x00400000; - mtsdr(SDR0_PE1DLPSET, reg); + mtsdr(SDRN_PESDR_DLPSET(1), reg); /* pci express 2 Rootpoint Mode */ - mfsdr(SDR0_PE2DLPSET, reg); + mfsdr(SDRN_PESDR_DLPSET(2), reg); reg |= 0x00400000; - mtsdr(SDR0_PE2DLPSET, reg); + mtsdr(SDRN_PESDR_DLPSET(2), reg); out16(FPGA_REG1C,(in16 (FPGA_REG1C) & ~FPGA_REG1C_PE0_ROOTPOINT & ~FPGA_REG1C_PE1_ENDPOINT & ~FPGA_REG1C_PE2_ENDPOINT)); -#if defined(CONFIG_STRESS) - /* - * all this setting done by linux only needed by stress an charac. test - * procedure - * PCIe 1 Rootpoint PCIe2 Endpoint - * PCIe 0 FIR Pre-emphasis Filter Coefficients & Transmit Driver - * Power Level - */ - for (i = 0, disp = 0; i < 8; i++, disp += 3) { - mfsdr(SDR0_PE0HSSSET1L0 + disp, reg); - reg |= 0x33000000; - mtsdr(SDR0_PE0HSSSET1L0 + disp, reg); - } - - /* - * PCIe 1 FIR Pre-emphasis Filter Coefficients & Transmit Driver - * Power Level - */ - for (i = 0, disp = 0; i < 4; i++, disp += 3) { - mfsdr(SDR0_PE1HSSSET1L0 + disp, reg); - reg |= 0x33000000; - mtsdr(SDR0_PE1HSSSET1L0 + disp, reg); - } - - /* - * PCIE 2 FIR Pre-emphasis Filter Coefficients & Transmit Driver - * Power Level - */ - for (i = 0, disp = 0; i < 4; i++, disp += 3) { - mfsdr(SDR0_PE2HSSSET1L0 + disp, reg); - reg |= 0x33000000; - mtsdr(SDR0_PE2HSSSET1L0 + disp, reg); - } - - reg = 0x21242222; - mtsdr(SDR0_PE2UTLSET1, reg); - reg = 0x11000000; - mtsdr(SDR0_PE2UTLSET2, reg); - /* pci express 1 Endpoint Mode */ - reg = 0x00004000; - mtsdr(SDR0_PE2DLPSET, reg); - - mtsdr(SDR0_UART1, 0x2080005a); /* patch for TG */ -#endif return 0; } @@ -994,3 +953,9 @@ int onboard_pci_arbiter_selected(int core_pci) #endif return (BOARD_OPTION_NOT_SELECTED); } + +int board_eth_init(bd_t *bis) +{ + cpu_eth_init(bis); + return pci_eth_init(bis); +}