1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright 2011 Freescale Semiconductor 4 * Author: Shengzhou Liu <Shengzhou.Liu@freescale.com> 5 * 6 * This file provides support for the QIXIS of some Freescale reference boards. 7 */ 8 9 #ifndef __QIXIS_H_ 10 #define __QIXIS_H_ 11 12 struct qixis { 13 u8 id; /* ID value uniquely identifying each QDS board type */ 14 u8 arch; /* Board version information */ 15 u8 scver; /* QIXIS Version Register */ 16 u8 model; /* Information of software programming model version */ 17 u8 tagdata; 18 u8 ctl_sys; 19 u8 aux; /* Auxiliary Register,0x06 */ 20 u8 clk_spd; 21 u8 stat_dut; 22 u8 stat_sys; 23 u8 stat_alrm; 24 u8 present; 25 u8 present2; /* Presence Status Register 2,0x0c */ 26 u8 rcw_ctl; 27 u8 ctl_led; 28 u8 i2cblk; 29 u8 rcfg_ctl; /* Reconfig Control Register,0x10 */ 30 u8 rcfg_st; 31 u8 dcm_ad; 32 u8 dcm_da; 33 u8 dcmd; 34 u8 dmsg; 35 u8 gdc; 36 u8 gdd; /* DCM Debug Data Register,0x17 */ 37 u8 dmack; 38 u8 res1[6]; 39 u8 watch; /* Watchdog Register,0x1F */ 40 u8 pwr_ctl[2]; /* Power Control Register,0x20 */ 41 u8 res2[2]; 42 u8 pwr_stat[4]; /* Power Status Register,0x24 */ 43 u8 res3[8]; 44 u8 clk_spd2[2]; /* SYSCLK clock Speed Register,0x30 */ 45 u8 res4[2]; 46 u8 sclk[3]; /* Clock Configuration Registers,0x34 */ 47 u8 res5; 48 u8 dclk[3]; 49 u8 res6; 50 u8 clk_dspd[3]; 51 u8 res7; 52 u8 rst_ctl; /* Reset Control Register,0x40 */ 53 u8 rst_stat; /* Reset Status Register */ 54 u8 rst_rsn; /* Reset Reason Register */ 55 u8 rst_frc[2]; /* Reset Force Registers,0x43 */ 56 u8 res8[11]; 57 u8 brdcfg[16]; /* Board Configuration Register,0x50 */ 58 u8 dutcfg[16]; 59 u8 rcw_ad[2]; /* RCW SRAM Address Registers,0x70 */ 60 u8 rcw_data; 61 u8 res9[5]; 62 u8 post_ctl; 63 u8 post_stat; 64 u8 post_dat[2]; 65 u8 pi_d[4]; 66 u8 gpio_io[4]; 67 u8 gpio_dir[4]; 68 u8 res10[20]; 69 u8 rjtag_ctl; 70 u8 rjtag_dat; 71 u8 res11[2]; 72 u8 trig_src[4]; 73 u8 trig_dst[4]; 74 u8 trig_stat; 75 u8 res12[3]; 76 u8 trig_ctr[4]; 77 u8 res13[16]; 78 u8 clk_freq[6]; /* Clock Measurement Registers */ 79 u8 res_c6[8]; 80 u8 clk_base[2]; /* Clock Frequency Base Reg */ 81 u8 res_d0[8]; 82 u8 cms[2]; /* Core Management Space Address Register, 0xD8 */ 83 u8 res_c0[6]; 84 u8 aux2[4]; /* Auxiliary Registers,0xE0 */ 85 u8 res14[10]; 86 u8 aux_ad; 87 u8 aux_da; 88 u8 res15[16]; 89 }; 90 91 u8 qixis_read(unsigned int reg); 92 void qixis_write(unsigned int reg, u8 value); 93 u16 qixis_read_minor(void); 94 char *qixis_read_time(char *result); 95 char *qixis_read_tag(char *buf); 96 const char *byte_to_binary_mask(u8 val, u8 mask, char *buf); 97 #ifdef CONFIG_SYS_I2C_FPGA_ADDR 98 u8 qixis_read_i2c(unsigned int reg); 99 void qixis_write_i2c(unsigned int reg, u8 value); 100 #endif 101 102 #if defined(CONFIG_QIXIS_I2C_ACCESS) && defined(CONFIG_SYS_I2C_FPGA_ADDR) 103 #define QIXIS_READ(reg) qixis_read_i2c(offsetof(struct qixis, reg)) 104 #define QIXIS_WRITE(reg, value) \ 105 qixis_write_i2c(offsetof(struct qixis, reg), value) 106 #else 107 #define QIXIS_READ(reg) qixis_read(offsetof(struct qixis, reg)) 108 #define QIXIS_WRITE(reg, value) qixis_write(offsetof(struct qixis, reg), value) 109 #endif 110 111 #ifdef CONFIG_SYS_I2C_FPGA_ADDR 112 #define QIXIS_READ_I2C(reg) qixis_read_i2c(offsetof(struct qixis, reg)) 113 #define QIXIS_WRITE_I2C(reg, value) \ 114 qixis_write_i2c(offsetof(struct qixis, reg), value) 115 #endif 116 117 /* Use for SDHC adapter card type identification and operation */ 118 #ifdef CONFIG_FSL_ESDHC_ADAPTER_IDENT 119 #define QIXIS_SDID_MASK 0x07 120 #define QIXIS_ESDHC_ADAPTER_TYPE_EMMC45 0x1 /* eMMC Card Rev4.5 */ 121 #define QIXIS_ESDHC_ADAPTER_TYPE_SDMMC_LEGACY 0x2 /* SD/MMC Legacy Card */ 122 #define QIXIS_ESDHC_ADAPTER_TYPE_EMMC44 0x3 /* eMMC Card Rev4.4 */ 123 #define QIXIS_ESDHC_ADAPTER_TYPE_RSV 0x4 /* Reserved */ 124 #define QIXIS_ESDHC_ADAPTER_TYPE_MMC 0x5 /* MMC Card */ 125 #define QIXIS_ESDHC_ADAPTER_TYPE_SD 0x6 /* SD Card Rev2.0 3.0 */ 126 #define QIXIS_ESDHC_NO_ADAPTER 0x7 /* No Card is Present*/ 127 128 #define QIXIS_SDCLKIN 0x08 129 #define QIXIS_SDCLKOUT 0x02 130 #define QIXIS_DAT5_6_7 0X02 131 #define QIXIS_DAT4 0X01 132 133 #define QIXIS_EVDD_BY_SDHC_VS 0x0c 134 #endif 135 136 #endif 137