diff options
Diffstat (limited to 'board/freescale/mpc8610hpcd/mpc8610hpcd.c')
| -rw-r--r-- | board/freescale/mpc8610hpcd/mpc8610hpcd.c | 556 |
1 files changed, 556 insertions, 0 deletions
diff --git a/board/freescale/mpc8610hpcd/mpc8610hpcd.c b/board/freescale/mpc8610hpcd/mpc8610hpcd.c new file mode 100644 index 0000000..264e959 --- /dev/null +++ b/board/freescale/mpc8610hpcd/mpc8610hpcd.c @@ -0,0 +1,556 @@ +/* + * Copyright 2007 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <command.h> +#include <pci.h> +#include <asm/processor.h> +#include <asm/immap_86xx.h> +#include <asm/immap_fsl_pci.h> +#include <i2c.h> +#include <spd.h> +#include <asm/io.h> +#include <libfdt.h> +#include <fdt_support.h> + +#include "../common/pixis.h" + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) +extern void ddr_enable_ecc(unsigned int dram_size); +#endif + +#if defined(CONFIG_SPD_EEPROM) +#include "spd_sdram.h" +#endif + +void sdram_init(void); +long int fixed_sdram(void); +void mpc8610hpcd_diu_init(void); + + +/* called before any console output */ +int board_early_init_f(void) +{ + volatile immap_t *immap = (immap_t *)CFG_IMMR; + volatile ccsr_gur_t *gur = &immap->im_gur; + + gur->gpiocr |= 0x88aa5500; /* DIU16, IR1, UART0, UART2 */ + + return 0; +} + +int misc_init_r(void) +{ + u8 tmp_val, version; + + /*Do not use 8259PIC*/ + tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0); + out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val | 0x80); + + /*For FPGA V7 or higher, set the IRQMAPSEL to 0 to use MAP0 interrupt*/ + version = in8(PIXIS_BASE + PIXIS_PVER); + if(version >= 0x07) { + tmp_val = in8(PIXIS_BASE + PIXIS_BRDCFG0); + out8(PIXIS_BASE + PIXIS_BRDCFG0, tmp_val & 0xbf); + } + + /* Using this for DIU init before the driver in linux takes over + * Enable the TFP410 Encoder (I2C address 0x38) + */ + + tmp_val = 0xBF; + i2c_write(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val)); + /* Verify if enabled */ + tmp_val = 0; + i2c_read(0x38, 0x08, 1, &tmp_val, sizeof(tmp_val)); + debug("DVI Encoder Read: 0x%02lx\n",tmp_val); + + tmp_val = 0x10; + i2c_write(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val)); + /* Verify if enabled */ + tmp_val = 0; + i2c_read(0x38, 0x0A, 1, &tmp_val, sizeof(tmp_val)); + debug("DVI Encoder Read: 0x%02lx\n",tmp_val); + +#ifdef CONFIG_FSL_DIU_FB + mpc8610hpcd_diu_init(); +#endif + + return 0; +} + +int checkboard(void) +{ + volatile immap_t *immap = (immap_t *)CFG_IMMR; + volatile ccsr_local_mcm_t *mcm = &immap->im_local_mcm; + + puts("Board: MPC8610HPCD\n"); + + mcm->abcr |= 0x00010000; /* 0 */ + mcm->hpmr3 = 0x80000008; /* 4c */ + mcm->hpmr0 = 0; + mcm->hpmr1 = 0; + mcm->hpmr2 = 0; + mcm->hpmr4 = 0; + mcm->hpmr5 = 0; + + return 0; +} + + +long int +initdram(int board_type) +{ + long dram_size = 0; + +#if defined(CONFIG_SPD_EEPROM) + dram_size = spd_sdram(); +#else + dram_size = fixed_sdram(); +#endif + +#if defined(CFG_RAMBOOT) + puts(" DDR: "); + return dram_size; +#endif + +#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + /* + * Initialize and enable DDR ECC. + */ + ddr_enable_ecc(dram_size); +#endif + + puts(" DDR: "); + return dram_size; +} + + +#if defined(CFG_DRAM_TEST) +int +testdram(void) +{ + uint *pstart = (uint *) CFG_MEMTEST_START; + uint *pend = (uint *) CFG_MEMTEST_END; + uint *p; + + puts("SDRAM test phase 1:\n"); + for (p = pstart; p < pend; p++) + *p = 0xaaaaaaaa; + + for (p = pstart; p < pend; p++) { + if (*p != 0xaaaaaaaa) { + printf("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + puts("SDRAM test phase 2:\n"); + for (p = pstart; p < pend; p++) + *p = 0x55555555; + + for (p = pstart; p < pend; p++) { + if (*p != 0x55555555) { + printf("SDRAM test fails at: %08x\n", (uint) p); + return 1; + } + } + + puts("SDRAM test passed.\n"); + return 0; +} +#endif + + +#if !defined(CONFIG_SPD_EEPROM) +/* + * Fixed sdram init -- doesn't use serial presence detect. + */ + +long int fixed_sdram(void) +{ +#if !defined(CFG_RAMBOOT) + volatile immap_t *immap = (immap_t *)CFG_IMMR; + volatile ccsr_ddr_t *ddr = &immap->im_ddr1; + uint d_init; + + ddr->cs0_bnds = 0x0000001f; + ddr->cs0_config = 0x80010202; + + ddr->ext_refrec = 0x00000000; + ddr->timing_cfg_0 = 0x00260802; + ddr->timing_cfg_1 = 0x3935d322; + ddr->timing_cfg_2 = 0x14904cc8; + ddr->sdram_mode_1 = 0x00480432; + ddr->sdram_mode_2 = 0x00000000; + ddr->sdram_interval = 0x06180fff; /* 0x06180100; */ + ddr->sdram_data_init = 0xDEADBEEF; + ddr->sdram_clk_cntl = 0x03800000; + ddr->sdram_cfg_2 = 0x04400010; + +#if defined(CONFIG_DDR_ECC) + ddr->err_int_en = 0x0000000d; + ddr->err_disable = 0x00000000; + ddr->err_sbe = 0x00010000; +#endif + asm("sync;isync"); + + udelay(500); + + ddr->sdram_cfg_1 = 0xc3000000; /* 0xe3008000;*/ + + +#if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) + d_init = 1; + debug("DDR - 1st controller: memory initializing\n"); + /* + * Poll until memory is initialized. + * 512 Meg at 400 might hit this 200 times or so. + */ + while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) + udelay(1000); + + debug("DDR: memory initialized\n\n"); + asm("sync; isync"); + udelay(500); +#endif + + return 512 * 1024 * 1024; +#endif + return CFG_SDRAM_SIZE * 1024 * 1024; +} + +#endif + +#if defined(CONFIG_PCI) +/* + * Initialize PCI Devices, report devices found. + */ + +#ifndef CONFIG_PCI_PNP +static struct pci_config_table pci_fsl86xxads_config_table[] = { + {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, + PCI_IDSEL_NUMBER, PCI_ANY_ID, + pci_cfgfunc_config_device, {PCI_ENET0_IOADDR, + PCI_ENET0_MEMADDR, + PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER} }, + {} +}; +#endif + + +static struct pci_controller pci1_hose = { +#ifndef CONFIG_PCI_PNP +config_table:pci_mpc86xxcts_config_table +#endif +}; +#endif /* CONFIG_PCI */ + +#ifdef CONFIG_PCIE1 +static struct pci_controller pcie1_hose; +#endif + +#ifdef CONFIG_PCIE2 +static struct pci_controller pcie2_hose; +#endif + +int first_free_busno = 0; + +void pci_init_board(void) +{ + volatile immap_t *immap = (immap_t *) CFG_CCSRBAR; + volatile ccsr_gur_t *gur = &immap->im_gur; + uint devdisr = gur->devdisr; + uint io_sel = (gur->pordevsr & MPC85xx_PORDEVSR_IO_SEL) >> 19; + uint host_agent = (gur->porbmsr & MPC85xx_PORBMSR_HA) >> 16; + + printf( " pci_init_board: devdisr=%x, io_sel=%x, host_agent=%x\n", + devdisr, io_sel, host_agent); + + +#ifdef CONFIG_PCIE1 + { + volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE1_ADDR; + extern void fsl_pci_init(struct pci_controller *hose); + struct pci_controller *hose = &pcie1_hose; + int pcie_configured = (io_sel == 1) || (io_sel == 4); + int pcie_ep = (host_agent == 0) || (host_agent == 2) || + (host_agent == 5); + + if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE1)) { + printf(" PCIe 1 connected to Uli as %s (base address %x)\n", + pcie_ep ? "End Point" : "Root Complex", + (uint)pci); + if (pci->pme_msg_det) + pci->pme_msg_det = 0xffffffff; + + /* inbound */ + pci_set_region(hose->regions + 0, + CFG_PCI_MEMORY_BUS, + CFG_PCI_MEMORY_PHYS, + CFG_PCI_MEMORY_SIZE, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + /* outbound memory */ + pci_set_region(hose->regions + 1, + CFG_PCIE1_MEM_BASE, + CFG_PCIE1_MEM_PHYS, + CFG_PCIE1_MEM_SIZE, + PCI_REGION_MEM); + + /* outbound io */ + pci_set_region(hose->regions + 2, + CFG_PCIE1_IO_BASE, + CFG_PCIE1_IO_PHYS, + CFG_PCIE1_IO_SIZE, + PCI_REGION_IO); + + hose->region_count = 3; + + hose->first_busno = first_free_busno; + pci_setup_indirect(hose, (int)&pci->cfg_addr, + (int)&pci->cfg_data); + + fsl_pci_init(hose); + + first_free_busno = hose->last_busno + 1; + printf(" PCI-Express 1 on bus %02x - %02x\n", + hose->first_busno, hose->last_busno); + + } else + puts(" PCI-Express 1: Disabled\n"); + } +#else + puts("PCI-Express 1: Disabled\n"); +#endif /* CONFIG_PCIE1 */ + + +#ifdef CONFIG_PCIE2 + { + volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCIE2_ADDR; + extern void fsl_pci_init(struct pci_controller *hose); + struct pci_controller *hose = &pcie2_hose; + + int pcie_configured = (io_sel == 0) || (io_sel == 4); + int pcie_ep = (host_agent == 0) || (host_agent == 1) || + (host_agent == 4); + + if (pcie_configured && !(devdisr & MPC86xx_DEVDISR_PCIE2)) { + printf(" PCI-Express 2 connected to slot as %s" \ + " (base address %x)\n", + pcie_ep ? "End Point" : "Root Complex", + (uint)pci); + if (pci->pme_msg_det) + pci->pme_msg_det = 0xffffffff; + + /* inbound */ + pci_set_region(hose->regions + 0, + CFG_PCI_MEMORY_BUS, + CFG_PCI_MEMORY_PHYS, + CFG_PCI_MEMORY_SIZE, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + /* outbound memory */ + pci_set_region(hose->regions + 1, + CFG_PCIE2_MEM_BASE, + CFG_PCIE2_MEM_PHYS, + CFG_PCIE2_MEM_SIZE, + PCI_REGION_MEM); + + /* outbound io */ + pci_set_region(hose->regions + 2, + CFG_PCIE2_IO_BASE, + CFG_PCIE2_IO_PHYS, + CFG_PCIE2_IO_SIZE, + PCI_REGION_IO); + + hose->region_count = 3; + + hose->first_busno = first_free_busno; + pci_setup_indirect(hose, (int)&pci->cfg_addr, + (int)&pci->cfg_data); + + fsl_pci_init(hose); + + first_free_busno = hose->last_busno + 1; + printf(" PCI-Express 2 on bus %02x - %02x\n", + hose->first_busno, hose->last_busno); + } else + puts(" PCI-Express 2: Disabled\n"); + } +#else + puts("PCI-Express 2: Disabled\n"); +#endif /* CONFIG_PCIE2 */ + + +#ifdef CONFIG_PCI1 + { + volatile ccsr_fsl_pci_t *pci = (ccsr_fsl_pci_t *) CFG_PCI1_ADDR; + extern void fsl_pci_init(struct pci_controller *hose); + struct pci_controller *hose = &pci1_hose; + int pci_agent = (host_agent >= 4) && (host_agent <= 6); + + if ( !(devdisr & MPC86xx_DEVDISR_PCI1)) { + printf(" PCI connected to PCI slots as %s" \ + " (base address %x)\n", + pci_agent ? "Agent" : "Host", + (uint)pci); + + /* inbound */ + pci_set_region(hose->regions + 0, + CFG_PCI_MEMORY_BUS, + CFG_PCI_MEMORY_PHYS, + CFG_PCI_MEMORY_SIZE, + PCI_REGION_MEM | PCI_REGION_MEMORY); + + /* outbound memory */ + pci_set_region(hose->regions + 1, + CFG_PCI1_MEM_BASE, + CFG_PCI1_MEM_PHYS, + CFG_PCI1_MEM_SIZE, + PCI_REGION_MEM); + + /* outbound io */ + pci_set_region(hose->regions + 2, + CFG_PCI1_IO_BASE, + CFG_PCI1_IO_PHYS, + CFG_PCI1_IO_SIZE, + PCI_REGION_IO); + + hose->region_count = 3; + + hose->first_busno = first_free_busno; + pci_setup_indirect(hose, (int) &pci->cfg_addr, + (int) &pci->cfg_data); + + fsl_pci_init(hose); + + first_free_busno = hose->last_busno + 1; + printf(" PCI on bus %02x - %02x\n", + hose->first_busno, hose->last_busno); + + + } else + puts(" PCI: Disabled\n"); + } +#endif /* CONFIG_PCI1 */ +} + +#if defined(CONFIG_OF_BOARD_SETUP) +void +ft_board_setup(void *blob, bd_t *bd) +{ + int node, tmp[2]; + const char *path; + + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "timebase-frequency", bd->bi_busfreq / 4, 1); + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "bus-frequency", bd->bi_busfreq, 1); + do_fixup_by_prop_u32(blob, "device_type", "cpu", 4, + "clock-frequency", bd->bi_intfreq, 1); + do_fixup_by_prop_u32(blob, "device_type", "soc", 4, + "bus-frequency", bd->bi_busfreq, 1); + + do_fixup_by_compat_u32(blob, "ns16550", + "clock-frequency", bd->bi_busfreq, 1); + + fdt_fixup_memory(blob, bd->bi_memstart, bd->bi_memsize); + + + node = fdt_path_offset(blob, "/aliases"); + tmp[0] = 0; + if (node >= 0) { + +#ifdef CONFIG_PCI1 + path = fdt_getprop(blob, node, "pci0", NULL); + if (path) { + tmp[1] = pci1_hose.last_busno - pci1_hose.first_busno; + do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); + } + +#endif +#ifdef CONFIG_PCIE1 + path = fdt_getprop(blob, node, "pci1", NULL); + if (path) { + tmp[1] = pcie1_hose.last_busno + - pcie1_hose.first_busno; + do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); + } +#endif +#ifdef CONFIG_PCIE2 + path = fdt_getprop(blob, node, "pci2", NULL); + if (path) { + tmp[1] = pcie2_hose.last_busno + - pcie2_hose.first_busno; + do_fixup_by_path(blob, path, "bus-range", &tmp, 8, 1); + } +#endif + } +} +#endif + +/* + * get_board_sys_clk + * Reads the FPGA on board for CONFIG_SYS_CLK_FREQ + */ + +unsigned long +get_board_sys_clk(ulong dummy) +{ + u8 i; + ulong val = 0; + ulong a; + + a = PIXIS_BASE + PIXIS_SPD; + i = in8(a); + i &= 0x07; + + switch (i) { + case 0: + val = 33333000; + break; + case 1: + val = 39999600; + break; + case 2: + val = 49999500; + break; + case 3: + val = 66666000; + break; + case 4: + val = 83332500; + break; + case 5: + val = 99999000; + break; + case 6: + val = 133332000; + break; + case 7: + val = 166665000; + break; + } + + return val; +} |