LXR uboot/board/freescale/common/qixis.h

   1/*
   2 * Copyright 2011 Freescale Semiconductor
   3 * Author: Shengzhou Liu <Shengzhou.Liu@freescale.com>
   4 *
   5 * SPDX-License-Identifier:     GPL-2.0+
   6 *
   7 * This file provides support for the QIXIS of some Freescale reference boards.
   8 */
   9
  10#ifndef __QIXIS_H_
  11#define __QIXIS_H_
  12
  13struct qixis {
  14        u8 id;      /* ID value uniquely identifying each QDS board type */
  15        u8 arch;    /* Board version information */
  16        u8 scver;   /* QIXIS Version Register */
  17        u8 model;   /* Information of software programming model version */
  18        u8 tagdata;
  19        u8 ctl_sys;
  20        u8 aux;         /* Auxiliary Register,0x06 */
  21        u8 clk_spd;
  22        u8 stat_dut;
  23        u8 stat_sys;
  24        u8 stat_alrm;
  25        u8 present;
  26        u8 present2;    /* Presence Status Register 2,0x0c */
  27        u8 rcw_ctl;
  28        u8 ctl_led;
  29        u8 i2cblk;
  30        u8 rcfg_ctl;    /* Reconfig Control Register,0x10 */
  31        u8 rcfg_st;
  32        u8 dcm_ad;
  33        u8 dcm_da;
  34        u8 dcmd;
  35        u8 dmsg;
  36        u8 gdc;
  37        u8 gdd;         /* DCM Debug Data Register,0x17 */
  38        u8 dmack;
  39        u8 res1[6];
  40        u8 watch;       /* Watchdog Register,0x1F */
  41        u8 pwr_ctl[2];  /* Power Control Register,0x20 */
  42        u8 res2[2];
  43        u8 pwr_stat[4]; /* Power Status Register,0x24 */
  44        u8 res3[8];
  45        u8 clk_spd2[2];  /* SYSCLK clock Speed Register,0x30 */
  46        u8 res4[2];
  47        u8 sclk[3];  /* Clock Configuration Registers,0x34 */
  48        u8 res5;
  49        u8 dclk[3];
  50        u8 res6;
  51        u8 clk_dspd[3];
  52        u8 res7;
  53        u8 rst_ctl;     /* Reset Control Register,0x40 */
  54        u8 rst_stat;    /* Reset Status Register */
  55        u8 rst_rsn;     /* Reset Reason Register */
  56        u8 rst_frc[2];  /* Reset Force Registers,0x43 */
  57        u8 res8[11];
  58        u8 brdcfg[16];  /* Board Configuration Register,0x50 */
  59        u8 dutcfg[16];
  60        u8 rcw_ad[2];   /* RCW SRAM Address Registers,0x70 */
  61        u8 rcw_data;
  62        u8 res9[5];
  63        u8 post_ctl;
  64        u8 post_stat;
  65        u8 post_dat[2];
  66        u8 pi_d[4];
  67        u8 gpio_io[4];
  68        u8 gpio_dir[4];
  69        u8 res10[20];
  70        u8 rjtag_ctl;
  71        u8 rjtag_dat;
  72        u8 res11[2];
  73        u8 trig_src[4];
  74        u8 trig_dst[4];
  75        u8 trig_stat;
  76        u8 res12[3];
  77        u8 trig_ctr[4];
  78        u8 res13[16];
  79        u8 clk_freq[6]; /* Clock Measurement Registers */
  80        u8 res_c6[8];
  81        u8 clk_base[2]; /* Clock Frequency Base Reg */
  82        u8 res_d0[8];
  83        u8 cms[2];      /* Core Management Space Address Register, 0xD8 */
  84        u8 res_c0[6];
  85        u8 aux2[4];     /* Auxiliary Registers,0xE0 */
  86        u8 res14[10];
  87        u8 aux_ad;
  88        u8 aux_da;
  89        u8 res15[16];
  90};
  91
  92u8 qixis_read(unsigned int reg);
  93void qixis_write(unsigned int reg, u8 value);
  94u16 qixis_read_minor(void);
  95char *qixis_read_time(char *result);
  96char *qixis_read_tag(char *buf);
  97const char *byte_to_binary_mask(u8 val, u8 mask, char *buf);
  98#ifdef CONFIG_SYS_I2C_FPGA_ADDR
  99u8 qixis_read_i2c(unsigned int reg);
 100void qixis_write_i2c(unsigned int reg, u8 value);
 101#endif
 102
 103#if defined(CONFIG_QIXIS_I2C_ACCESS) && defined(CONFIG_SYS_I2C_FPGA_ADDR)
 104#define QIXIS_READ(reg) qixis_read_i2c(offsetof(struct qixis, reg))
 105#define QIXIS_WRITE(reg, value) \
 106        qixis_write_i2c(offsetof(struct qixis, reg), value)
 107#else
 108#define QIXIS_READ(reg) qixis_read(offsetof(struct qixis, reg))
 109#define QIXIS_WRITE(reg, value) qixis_write(offsetof(struct qixis, reg), value)
 110#endif
 111
 112#ifdef CONFIG_SYS_I2C_FPGA_ADDR
 113#define QIXIS_READ_I2C(reg) qixis_read_i2c(offsetof(struct qixis, reg))
 114#define QIXIS_WRITE_I2C(reg, value) \
 115                        qixis_write_i2c(offsetof(struct qixis, reg), value)
 116#endif
 117
 118/* Use for SDHC adapter card type identification and operation */
 119#ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT
 120#define QIXIS_SDID_MASK                         0x07
 121#define QIXIS_ESDHC_ADAPTER_TYPE_EMMC45         0x1     /* eMMC Card Rev4.5 */
 122#define QIXIS_ESDHC_ADAPTER_TYPE_SDMMC_LEGACY   0x2     /* SD/MMC Legacy Card */
 123#define QIXIS_ESDHC_ADAPTER_TYPE_EMMC44         0x3     /* eMMC Card Rev4.4 */
 124#define QIXIS_ESDHC_ADAPTER_TYPE_RSV            0x4     /* Reserved */
 125#define QIXIS_ESDHC_ADAPTER_TYPE_MMC            0x5     /* MMC Card */
 126#define QIXIS_ESDHC_ADAPTER_TYPE_SD             0x6     /* SD Card Rev2.0 3.0 */
 127#define QIXIS_ESDHC_NO_ADAPTER                  0x7     /* No Card is Present*/
 128#define QIXIS_SDCLKIN           0x08
 129#define QIXIS_SDCLKOUT          0x02
 130#endif
 131
 132#endif
 133