uboot/board/freescale/bsc9132qds/bsc9132qds.c
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   1/*
   2 * Copyright 2013 Freescale Semiconductor, Inc.
   3 *
   4 * SPDX-License-Identifier:     GPL-2.0+
   5 */
   6
   7#include <common.h>
   8#include <asm/processor.h>
   9#include <asm/mmu.h>
  10#include <asm/cache.h>
  11#include <asm/immap_85xx.h>
  12#include <asm/io.h>
  13#include <miiphy.h>
  14#include <libfdt.h>
  15#include <fdt_support.h>
  16#include <fsl_mdio.h>
  17#include <tsec.h>
  18#include <mmc.h>
  19#include <netdev.h>
  20#include <fsl_ifc.h>
  21#include <hwconfig.h>
  22#include <i2c.h>
  23#include <fsl_ddr_sdram.h>
  24
  25#ifdef CONFIG_PCI
  26#include <pci.h>
  27#include <asm/fsl_pci.h>
  28#endif
  29
  30#include "../common/qixis.h"
  31DECLARE_GLOBAL_DATA_PTR;
  32
  33
  34int board_early_init_f(void)
  35{
  36        struct fsl_ifc *ifc = (void *)CONFIG_SYS_IFC_ADDR;
  37
  38        setbits_be32(&ifc->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT);
  39
  40        return 0;
  41}
  42
  43void board_config_serdes_mux(void)
  44{
  45        ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
  46        u32 pordevsr = in_be32(&gur->pordevsr);
  47        u32 srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
  48                                MPC85xx_PORDEVSR_IO_SEL_SHIFT;
  49
  50        switch (srds_cfg) {
  51        /* PEX(1) PEX(2) CPRI 2 CPRI 1 */
  52        case  1:
  53        case  2:
  54        case  3:
  55        case  4:
  56        case  5:
  57        case 22:
  58        case 23:
  59        case 24:
  60        case 25:
  61        case 26:
  62                QIXIS_WRITE_I2C(brdcfg[4], 0x03);
  63                break;
  64
  65        /* PEX(1) PEX(2) SGMII1 CPRI 1 */
  66        case  6:
  67        case  7:
  68        case  8:
  69        case  9:
  70        case 10:
  71        case 27:
  72        case 28:
  73        case 29:
  74        case 30:
  75        case 31:
  76                QIXIS_WRITE_I2C(brdcfg[4], 0x01);
  77                break;
  78
  79        /* PEX(1) PEX(2) SGMII1 SGMII2 */
  80        case 11:
  81        case 32:
  82                QIXIS_WRITE_I2C(brdcfg[4], 0x00);
  83                break;
  84
  85        /* PEX(1) SGMII2 CPRI 2 CPRI 1 */
  86        case 12:
  87        case 13:
  88        case 14:
  89        case 15:
  90        case 16:
  91        case 33:
  92        case 34:
  93        case 35:
  94        case 36:
  95        case 37:
  96                QIXIS_WRITE_I2C(brdcfg[4], 0x07);
  97                break;
  98
  99        /* PEX(1) SGMII2 SGMII1 CPRI 1 */
 100        case 17:
 101        case 18:
 102        case 19:
 103        case 20:
 104        case 21:
 105        case 38:
 106        case 39:
 107        case 40:
 108        case 41:
 109        case 42:
 110                QIXIS_WRITE_I2C(brdcfg[4], 0x05);
 111                break;
 112
 113        /* SGMII1 SGMII2 CPRI 2 CPRI 1 */
 114        case 43:
 115        case 44:
 116        case 45:
 117        case 46:
 118        case 47:
 119                QIXIS_WRITE_I2C(brdcfg[4], 0x0F);
 120                break;
 121
 122
 123        default:
 124                break;
 125        }
 126}
 127
 128/* Configure DSP DDR controller */
 129void dsp_ddr_configure(void)
 130{
 131        /*
 132         *There are separate DDR-controllers for DSP and PowerPC side DDR.
 133         *copy the ddr controller settings from PowerPC side DDR controller
 134         *to the DSP DDR controller as connected DDR memories are similar.
 135         */
 136        struct ccsr_ddr __iomem *pa_ddr =
 137                        (struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DDR_ADDR;
 138        struct ccsr_ddr temp_ddr;
 139        struct ccsr_ddr __iomem *dsp_ddr =
 140                        (struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DSP_CCSR_DDR_ADDR;
 141
 142        memcpy(&temp_ddr, pa_ddr, sizeof(struct ccsr_ddr));
 143        temp_ddr.cs0_bnds = CONFIG_SYS_DDR1_CS0_BNDS;
 144        temp_ddr.sdram_cfg &= ~SDRAM_CFG_MEM_EN;
 145        memcpy(dsp_ddr, &temp_ddr, sizeof(struct ccsr_ddr));
 146        dsp_ddr->sdram_cfg |= SDRAM_CFG_MEM_EN;
 147}
 148
 149int board_early_init_r(void)
 150{
 151#ifndef CONFIG_SYS_NO_FLASH
 152        const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
 153        const u8 flash_esel = find_tlb_idx((void *)flashbase, 1);
 154
 155        /*
 156         * Remap Boot flash region to caching-inhibited
 157         * so that flash can be erased properly.
 158         */
 159
 160        /* Flush d-cache and invalidate i-cache of any FLASH data */
 161        flush_dcache();
 162        invalidate_icache();
 163
 164        /* invalidate existing TLB entry for flash */
 165        disable_tlb(flash_esel);
 166
 167        set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
 168                        MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 169                        0, flash_esel, BOOKE_PAGESZ_64M, 1);
 170
 171        set_tlb(1, flashbase + 0x4000000,
 172                        CONFIG_SYS_FLASH_BASE_PHYS + 0x4000000,
 173                        MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 174                        0, flash_esel+1, BOOKE_PAGESZ_64M, 1);
 175#endif
 176        board_config_serdes_mux();
 177        dsp_ddr_configure();
 178        return 0;
 179}
 180
 181#ifdef CONFIG_PCI
 182void pci_init_board(void)
 183{
 184        fsl_pcie_init_board(0);
 185}
 186#endif /* ifdef CONFIG_PCI */
 187
 188int checkboard(void)
 189{
 190        struct cpu_type *cpu;
 191        u8 sw;
 192
 193        cpu = gd->arch.cpu;
 194        printf("Board: %sQDS\n", cpu->name);
 195
 196        printf("Sys ID: 0x%02x, Sys Ver: 0x%02x, FPGA Ver: 0x%02x,\n",
 197        QIXIS_READ(id), QIXIS_READ(arch), QIXIS_READ(scver));
 198
 199        sw = QIXIS_READ(brdcfg[0]);
 200        sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
 201
 202        printf("IFC chip select:");
 203        switch (sw) {
 204        case 0:
 205                printf("NOR\n");
 206                break;
 207        case 2:
 208                printf("Promjet\n");
 209                break;
 210        case 4:
 211                printf("NAND\n");
 212                break;
 213        default:
 214                printf("Invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
 215                break;
 216        }
 217
 218        return 0;
 219}
 220
 221#ifdef CONFIG_TSEC_ENET
 222int board_eth_init(bd_t *bis)
 223{
 224        struct fsl_pq_mdio_info mdio_info;
 225        struct tsec_info_struct tsec_info[4];
 226        int num = 0;
 227
 228#ifdef CONFIG_TSEC1
 229        SET_STD_TSEC_INFO(tsec_info[num], 1);
 230        num++;
 231
 232#endif
 233
 234#ifdef CONFIG_TSEC2
 235        SET_STD_TSEC_INFO(tsec_info[num], 2);
 236        num++;
 237#endif
 238
 239        mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
 240        mdio_info.name = DEFAULT_MII_NAME;
 241
 242        fsl_pq_mdio_init(bis, &mdio_info);
 243        tsec_eth_init(bis, tsec_info, num);
 244
 245        #ifdef CONFIG_PCI
 246        pci_eth_init(bis);
 247        #endif
 248
 249        return 0;
 250}
 251#endif
 252
 253#define USBMUX_SEL_MASK         0xc0
 254#define USBMUX_SEL_UART2        0xc0
 255#define USBMUX_SEL_USB          0x40
 256#define SPIMUX_SEL_UART3        0x80
 257#define GPS_MUX_SEL_GPS         0x40
 258
 259#define TSEC_1588_CLKIN_MASK    0x03
 260#define CON_XCVR_REF_CLK        0x00
 261
 262int misc_init_r(void)
 263{
 264        u8 val;
 265        ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 266        u32 porbmsr = in_be32(&gur->porbmsr);
 267        u32 romloc = (porbmsr >> MPC85xx_PORBMSR_ROMLOC_SHIFT) & 0xf;
 268
 269        /*Configure 1588 clock-in source from RF Card*/
 270        val = QIXIS_READ_I2C(brdcfg[5]);
 271        QIXIS_WRITE_I2C(brdcfg[5],
 272                (val & ~(TSEC_1588_CLKIN_MASK)) | CON_XCVR_REF_CLK);
 273
 274        if (hwconfig("uart2") && hwconfig("usb1")) {
 275                printf("UART2 and USB cannot work together on the board\n");
 276                printf("Remove one from hwconfig and reset\n");
 277        } else {
 278                if (hwconfig("uart2")) {
 279                        val = QIXIS_READ_I2C(brdcfg[5]);
 280                        QIXIS_WRITE_I2C(brdcfg[5],
 281                                (val & ~(USBMUX_SEL_MASK)) | USBMUX_SEL_UART2);
 282                        clrbits_be32(&gur->pmuxcr3,
 283                                                MPC85xx_PMUXCR3_USB_SEL_MASK);
 284                        setbits_be32(&gur->pmuxcr3, MPC85xx_PMUXCR3_UART2_SEL);
 285                } else {
 286                        /* By default USB should be selected.
 287                        * Programming FPGA to select USB. */
 288                        val = QIXIS_READ_I2C(brdcfg[5]);
 289                        QIXIS_WRITE_I2C(brdcfg[5],
 290                                (val & ~(USBMUX_SEL_MASK)) | USBMUX_SEL_USB);
 291                }
 292
 293        }
 294
 295        if (hwconfig("sim")) {
 296                if (romloc == PORBMSR_ROMLOC_NAND_2K ||
 297                        romloc == PORBMSR_ROMLOC_NOR ||
 298                        romloc == PORBMSR_ROMLOC_SPI) {
 299
 300                        val = QIXIS_READ_I2C(brdcfg[3]);
 301                        QIXIS_WRITE_I2C(brdcfg[3], val|0x10);
 302                        clrbits_be32(&gur->pmuxcr,
 303                                MPC85xx_PMUXCR0_SIM_SEL_MASK);
 304                        setbits_be32(&gur->pmuxcr, MPC85xx_PMUXCR0_SIM_SEL);
 305                }
 306        }
 307
 308        if (hwconfig("uart3")) {
 309                if (romloc == PORBMSR_ROMLOC_NAND_2K ||
 310                        romloc == PORBMSR_ROMLOC_NOR ||
 311                        romloc == PORBMSR_ROMLOC_SDHC) {
 312
 313                        /* UART3 and SPI1 (Flashes) are muxed together */
 314                        val = QIXIS_READ_I2C(brdcfg[3]);
 315                        QIXIS_WRITE_I2C(brdcfg[3], (val | SPIMUX_SEL_UART3));
 316                        clrbits_be32(&gur->pmuxcr3,
 317                                                MPC85xx_PMUXCR3_UART3_SEL_MASK);
 318                        setbits_be32(&gur->pmuxcr3, MPC85xx_PMUXCR3_UART3_SEL);
 319
 320                        /* MUX to select UART3 connection to J24 header
 321                         * or to GPS */
 322                        val = QIXIS_READ_I2C(brdcfg[6]);
 323                        if (hwconfig("gps"))
 324                                QIXIS_WRITE_I2C(brdcfg[6],
 325                                                (val | GPS_MUX_SEL_GPS));
 326                        else
 327                                QIXIS_WRITE_I2C(brdcfg[6],
 328                                                (val & ~(GPS_MUX_SEL_GPS)));
 329                }
 330        }
 331        return 0;
 332}
 333
 334void fdt_del_node_compat(void *blob, const char *compatible)
 335{
 336        int err;
 337        int off = fdt_node_offset_by_compatible(blob, -1, compatible);
 338        if (off < 0) {
 339                printf("WARNING: could not find compatible node %s: %s.\n",
 340                        compatible, fdt_strerror(off));
 341                return;
 342        }
 343        err = fdt_del_node(blob, off);
 344        if (err < 0) {
 345                printf("WARNING: could not remove %s: %s.\n",
 346                        compatible, fdt_strerror(err));
 347        }
 348}
 349
 350#if defined(CONFIG_OF_BOARD_SETUP)
 351void ft_board_setup(void *blob, bd_t *bd)
 352{
 353        phys_addr_t base;
 354        phys_size_t size;
 355
 356        ft_cpu_setup(blob, bd);
 357
 358        base = getenv_bootm_low();
 359        size = getenv_bootm_size();
 360
 361        #if defined(CONFIG_PCI)
 362        FT_FSL_PCI_SETUP;
 363        #endif
 364
 365        fdt_fixup_memory(blob, (u64)base, (u64)size);
 366
 367        ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 368        u32 porbmsr = in_be32(&gur->porbmsr);
 369        u32 romloc = (porbmsr >> MPC85xx_PORBMSR_ROMLOC_SHIFT) & 0xf;
 370
 371        if (!(hwconfig("uart2") && hwconfig("usb1"))) {
 372                /* If uart2 is there in hwconfig remove usb node from
 373                 *  device tree */
 374
 375                if (hwconfig("uart2")) {
 376                        /* remove dts usb node */
 377                        fdt_del_node_compat(blob, "fsl-usb2-dr");
 378                } else {
 379                        fdt_fixup_dr_usb(blob, bd);
 380                        fdt_del_node_and_alias(blob, "serial2");
 381                }
 382        }
 383
 384        if (hwconfig("uart3")) {
 385                if (romloc == PORBMSR_ROMLOC_NAND_2K ||
 386                        romloc == PORBMSR_ROMLOC_NOR ||
 387                        romloc == PORBMSR_ROMLOC_SDHC)
 388                        /* Delete SPI node from the device tree */
 389                                fdt_del_node_and_alias(blob, "spi1");
 390        } else
 391                fdt_del_node_and_alias(blob, "serial3");
 392
 393        if (hwconfig("sim")) {
 394                if (romloc == PORBMSR_ROMLOC_NAND_2K ||
 395                        romloc == PORBMSR_ROMLOC_NOR ||
 396                        romloc == PORBMSR_ROMLOC_SPI) {
 397
 398                        /* remove dts sdhc node */
 399                        fdt_del_node_compat(blob, "fsl,esdhc");
 400                } else if (romloc == PORBMSR_ROMLOC_SDHC) {
 401
 402                        /* remove dts sim node */
 403                        fdt_del_node_compat(blob, "fsl,sim-v1.0");
 404                        printf("SIM & SDHC can't work together on the board");
 405                        printf("\nRemove sim from hwconfig and reset\n");
 406                }
 407        }
 408}
 409#endif
 410