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Shengzhou Liuae6b03f2011-11-22 16:51:13 +08001/*
2 * Copyright 2011 Freescale Semiconductor
3 * Author: Shengzhou Liu <Shengzhou.Liu@freescale.com>
4 *
Wolfgang Denk1a459662013-07-08 09:37:19 +02005 * SPDX-License-Identifier: GPL-2.0+
Shengzhou Liuae6b03f2011-11-22 16:51:13 +08006 *
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;
Shengzhou Liue4de13e2012-10-07 20:21:02 +000026 u8 present2; /* Presence Status Register 2,0x0c */
Shengzhou Liuae6b03f2011-11-22 16:51:13 +080027 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];
Ed Swarthout428ea862013-03-25 07:40:09 +000078 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 */
Prabhakar Kushwaha7d436072013-09-12 11:11:28 +053082 u8 res_d0[8];
83 u8 cms[2]; /* Core Management Space Address Register, 0xD8 */
84 u8 res_c0[6];
Shengzhou Liuae6b03f2011-11-22 16:51:13 +080085 u8 aux2[4]; /* Auxiliary Registers,0xE0 */
86 u8 res14[10];
87 u8 aux_ad;
88 u8 aux_da;
89 u8 res15[16];
90};
91
Shengzhou Liuae6b03f2011-11-22 16:51:13 +080092u8 qixis_read(unsigned int reg);
93void qixis_write(unsigned int reg, u8 value);
Prabhakar Kushwaha2ae4e8d2012-12-23 19:24:47 +000094u16 qixis_read_minor(void);
95char *qixis_read_time(char *result);
96char *qixis_read_tag(char *buf);
Shaveta Leekhac6cef922012-12-23 19:25:35 +000097const char *byte_to_binary_mask(u8 val, u8 mask, char *buf);
Prabhakar Kushwaha960aa892013-01-23 17:59:37 +000098#ifdef CONFIG_SYS_I2C_FPGA_ADDR
99u8 qixis_read_i2c(unsigned int reg);
100void qixis_write_i2c(unsigned int reg, u8 value);
101#endif
Shengzhou Liuae6b03f2011-11-22 16:51:13 +0800102
103#define QIXIS_READ(reg) qixis_read(offsetof(struct qixis, reg))
104#define QIXIS_WRITE(reg, value) qixis_write(offsetof(struct qixis, reg), value)
Prabhakar Kushwaha960aa892013-01-23 17:59:37 +0000105#ifdef CONFIG_SYS_I2C_FPGA_ADDR
106#define QIXIS_READ_I2C(reg) qixis_read_i2c(offsetof(struct qixis, reg))
107#define QIXIS_WRITE_I2C(reg, value) \
108 qixis_write_i2c(offsetof(struct qixis, reg), value)
109#endif
Shengzhou Liuae6b03f2011-11-22 16:51:13 +0800110
111#endif