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 13 struct 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[16]; 83 u8 aux2[4]; /* Auxiliary Registers,0xE0 */ 84 u8 res14[10]; 85 u8 aux_ad; 86 u8 aux_da; 87 u8 res15[16]; 88 }; 89 90 u8 qixis_read(unsigned int reg); 91 void qixis_write(unsigned int reg, u8 value); 92 u16 qixis_read_minor(void); 93 char *qixis_read_time(char *result); 94 char *qixis_read_tag(char *buf); 95 const char *byte_to_binary_mask(u8 val, u8 mask, char *buf); 96 #ifdef CONFIG_SYS_I2C_FPGA_ADDR 97 u8 qixis_read_i2c(unsigned int reg); 98 void qixis_write_i2c(unsigned int reg, u8 value); 99 #endif 100 101 #define QIXIS_READ(reg) qixis_read(offsetof(struct qixis, reg)) 102 #define QIXIS_WRITE(reg, value) qixis_write(offsetof(struct qixis, reg), value) 103 #ifdef CONFIG_SYS_I2C_FPGA_ADDR 104 #define QIXIS_READ_I2C(reg) qixis_read_i2c(offsetof(struct qixis, reg)) 105 #define QIXIS_WRITE_I2C(reg, value) \ 106 qixis_write_i2c(offsetof(struct qixis, reg), value) 107 #endif 108 109 #endif 110