diff options
Diffstat (limited to 'board/freescale/p1_p2_rdb')
| -rw-r--r-- | board/freescale/p1_p2_rdb/ddr.c | 29 | ||||
| -rw-r--r-- | board/freescale/p1_p2_rdb/law.c | 4 | ||||
| -rw-r--r-- | board/freescale/p1_p2_rdb/pci.c | 42 |
3 files changed, 48 insertions, 27 deletions
diff --git a/board/freescale/p1_p2_rdb/ddr.c b/board/freescale/p1_p2_rdb/ddr.c index d1e659b46b..37c4b0a3ba 100644 --- a/board/freescale/p1_p2_rdb/ddr.c +++ b/board/freescale/p1_p2_rdb/ddr.c @@ -23,10 +23,13 @@ #include <common.h> #include <asm/mmu.h> #include <asm/immap_85xx.h> +#include <asm/processor.h> #include <asm/fsl_ddr_sdram.h> #include <asm/io.h> #include <asm/fsl_law.h> +DECLARE_GLOBAL_DATA_PTR; + extern void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs, unsigned int ctrl_num); @@ -203,24 +206,40 @@ phys_size_t fixed_sdram (void) { sys_info_t sysinfo; char buf[32]; + fsl_ddr_cfg_regs_t *ddr_cfg_regs = NULL; + size_t ddr_size; + struct cpu_type *cpu; get_sys_info(&sysinfo); printf("Configuring DDR for %s MT/s data rate\n", strmhz(buf, sysinfo.freqDDRBus)); if(sysinfo.freqDDRBus <= DATARATE_400MHZ) - fsl_ddr_set_memctl_regs(&ddr_cfg_regs_400, 0); + ddr_cfg_regs = &ddr_cfg_regs_400; else if(sysinfo.freqDDRBus <= DATARATE_533MHZ) - fsl_ddr_set_memctl_regs(&ddr_cfg_regs_533, 0); + ddr_cfg_regs = &ddr_cfg_regs_533; else if(sysinfo.freqDDRBus <= DATARATE_667MHZ) - fsl_ddr_set_memctl_regs(&ddr_cfg_regs_667, 0); + ddr_cfg_regs = &ddr_cfg_regs_667; else if(sysinfo.freqDDRBus <= DATARATE_800MHZ) - fsl_ddr_set_memctl_regs(&ddr_cfg_regs_800, 0); + ddr_cfg_regs = &ddr_cfg_regs_800; else panic("Unsupported DDR data rate %s MT/s data rate\n", strmhz(buf, sysinfo.freqDDRBus)); - return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; + cpu = gd->cpu; + /* P1020 and it's derivatives support max 32bit DDR width */ + if(cpu->soc_ver == SVR_P1020 || cpu->soc_ver == SVR_P1020_E || + cpu->soc_ver == SVR_P1011 || cpu->soc_ver == SVR_P1011_E) { + ddr_cfg_regs->ddr_sdram_cfg |= SDRAM_CFG_32_BE; + ddr_cfg_regs->cs[0].bnds = 0x0000001F; + ddr_size = (CONFIG_SYS_SDRAM_SIZE * 1024 * 1024 / 2); + } + else + ddr_size = CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; + + fsl_ddr_set_memctl_regs(ddr_cfg_regs, 0); + + return ddr_size; } phys_size_t initdram(int board_type) diff --git a/board/freescale/p1_p2_rdb/law.c b/board/freescale/p1_p2_rdb/law.c index 12d2bf478b..1320d5da04 100644 --- a/board/freescale/p1_p2_rdb/law.c +++ b/board/freescale/p1_p2_rdb/law.c @@ -26,9 +26,9 @@ struct law_entry law_table[] = { SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_16M, LAW_TRGT_IF_LBC), - SET_LAW(CONFIG_SYS_PCIE1_MEM_PHYS, LAWAR_SIZE_512M, LAW_TRGT_IF_PCIE_1), + SET_LAW(CONFIG_SYS_PCIE1_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCIE_1), SET_LAW(CONFIG_SYS_PCIE1_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCIE_1), - SET_LAW(CONFIG_SYS_PCIE2_MEM_PHYS, LAWAR_SIZE_512M, LAW_TRGT_IF_PCIE_2), + SET_LAW(CONFIG_SYS_PCIE2_MEM_PHYS, LAW_SIZE_512M, LAW_TRGT_IF_PCIE_2), SET_LAW(CONFIG_SYS_PCIE2_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCIE_2), SET_LAW(CONFIG_SYS_VSC7385_BASE_PHYS, LAW_SIZE_128K, LAW_TRGT_IF_LBC), SET_LAW(CONFIG_SYS_NAND_BASE_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_LBC), diff --git a/board/freescale/p1_p2_rdb/pci.c b/board/freescale/p1_p2_rdb/pci.c index a3617d5703..4c08f9efa0 100644 --- a/board/freescale/p1_p2_rdb/pci.c +++ b/board/freescale/p1_p2_rdb/pci.c @@ -41,60 +41,62 @@ static struct pci_controller pcie2_hose; void pci_init_board(void) { - struct fsl_pci_info pci_info[2]; volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); - uint devdisr = in_be32(&gur->devdisr); - uint io_sel = (in_be32(&gur->pordevsr) & MPC85xx_PORDEVSR_IO_SEL) >> 19; - uint host_agent = (in_be32(&gur->porbmsr) & MPC85xx_PORBMSR_HA) >> 16; - int num = 0; + struct fsl_pci_info pci_info[2]; + u32 devdisr, pordevsr, io_sel, host_agent; int first_free_busno = 0; + int num = 0; int pcie_ep, pcie_configured; + devdisr = in_be32(&gur->devdisr); + pordevsr = in_be32(&gur->pordevsr); + io_sel = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19; + host_agent = (in_be32(&gur->porbmsr) & MPC85xx_PORBMSR_HA) >> 16; + debug (" pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n", devdisr, io_sel, host_agent); - if (!(gur->pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS)) + if (!(pordevsr & MPC85xx_PORDEVSR_SGMII2_DIS)) printf (" eTSEC2 is in sgmii mode.\n"); + puts("\n"); #ifdef CONFIG_PCIE2 - SET_STD_PCIE_INFO(pci_info[num], 2); pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_2, host_agent); pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_2, io_sel); if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){ - puts ("\n PCIE2 connected to Slot 1 as "); - printf ("%s (base address %lx)", - pcie_ep ? "End Point": "Root Complex", pci_info[num].regs); - first_free_busno = fsl_pci_init_port(&pci_info[num], + SET_STD_PCIE_INFO(pci_info[num], 2); + printf(" PCIE2 connected to Slot 1 as %s (base addr %lx)\n", + pcie_ep ? "End Point" : "Root Complex", + pci_info[num].regs); + first_free_busno = fsl_pci_init_port(&pci_info[num++], &pcie2_hose, first_free_busno); - num++; } else { printf (" PCIE2: disabled\n"); } + puts("\n"); #else - set_bits32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */ + setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */ #endif #ifdef CONFIG_PCIE1 - SET_STD_PCIE_INFO(pci_info[num], 1); - pcie_ep = is_fsl_pci_agent(LAW_TRGT_IF_PCIE_1, host_agent); pcie_configured = is_fsl_pci_cfg(LAW_TRGT_IF_PCIE_1, io_sel); if (pcie_configured && !(devdisr & MPC85xx_DEVDISR_PCIE)){ - puts ("\n PCIE1 connected to Slot 2 as "); - printf ("%s (base address %lx)", + SET_STD_PCIE_INFO(pci_info[num], 1); + printf(" PCIE1 connected to Slot 2 as %s (base addr %lx)\n", pcie_ep ? "End Point" : "Root Complex", pci_info[num].regs); - first_free_busno = fsl_pci_init_port(&pci_info[num], + first_free_busno = fsl_pci_init_port(&pci_info[num++], &pcie1_hose, first_free_busno); - num++; } else { printf (" PCIE1: disabled\n"); } + puts("\n"); #else - set_bits32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */ + setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */ #endif } |