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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2011 Freescale Semiconductor
* Copyright 2020 NXP
* Author: Shengzhou Liu <Shengzhou.Liu@freescale.com>
*
* This file provides support for the QIXIS of some Freescale reference boards.
*/
#ifndef __QIXIS_H_
#define __QIXIS_H_
struct qixis {
u8 id; /* ID value uniquely identifying each QDS board type */
u8 arch; /* Board version information */
u8 scver; /* QIXIS Version Register */
u8 model; /* Information of software programming model version */
u8 tagdata;
u8 ctl_sys;
u8 aux; /* Auxiliary Register,0x06 */
u8 clk_spd;
u8 stat_dut;
u8 stat_sys;
u8 stat_alrm;
u8 present;
u8 present2; /* Presence Status Register 2,0x0c */
u8 rcw_ctl;
u8 ctl_led;
u8 i2cblk;
u8 rcfg_ctl; /* Reconfig Control Register,0x10 */
u8 rcfg_st;
u8 dcm_ad;
u8 dcm_da;
u8 dcmd;
u8 dmsg;
u8 gdc;
u8 gdd; /* DCM Debug Data Register,0x17 */
u8 dmack;
u8 res1;
u8 sdhc1;
u8 sdhc2;
u8 stat_pres3;
u8 los_stat;
u8 usb_ctl;
u8 watch; /* Watchdog Register,0x1F */
u8 pwr_ctl[2]; /* Power Control Register,0x20 */
u8 res2[2];
u8 pwr_stat[4]; /* Power Status Register,0x24 */
u8 res3[8];
u8 clk_spd2[2]; /* SYSCLK clock Speed Register,0x30 */
u8 res4[2];
u8 sclk[3]; /* Clock Configuration Registers,0x34 */
u8 res5;
u8 dclk[3];
u8 res6;
u8 clk_dspd[3];
u8 res7;
u8 rst_ctl; /* Reset Control Register,0x40 */
u8 rst_stat; /* Reset Status Register */
u8 rst_rsn; /* Reset Reason Register */
u8 rst_frc[2]; /* Reset Force Registers,0x43 */
u8 res8[11];
u8 brdcfg[16]; /* Board Configuration Register,0x50 */
u8 dutcfg[16];
u8 rcw_ad[2]; /* RCW SRAM Address Registers,0x70 */
u8 rcw_data;
u8 res9[5];
u8 post_ctl;
u8 post_stat;
u8 post_dat[2];
u8 pi_d[4];
u8 gpio_io[4];
u8 gpio_dir[4];
u8 res10[20];
u8 rjtag_ctl;
u8 rjtag_dat;
u8 res11[2];
u8 trig_src[4];
u8 trig_dst[4];
u8 trig_stat;
u8 res12[3];
u8 trig_ctr[4];
u8 res13[16];
u8 clk_freq[6]; /* Clock Measurement Registers */
u8 res_c6[8];
u8 clk_base[2]; /* Clock Frequency Base Reg */
u8 res_d0[8];
u8 cms[2]; /* Core Management Space Address Register, 0xD8 */
u8 res_c0[6];
u8 aux2[4]; /* Auxiliary Registers,0xE0 */
u8 res14[10];
u8 aux_ad;
u8 aux_da;
u8 res15[16];
};
u8 qixis_read(unsigned int reg);
void qixis_write(unsigned int reg, u8 value);
u16 qixis_read_minor(void);
char *qixis_read_time(char *result);
char *qixis_read_tag(char *buf);
const char *byte_to_binary_mask(u8 val, u8 mask, char *buf);
#ifdef CONFIG_SYS_I2C_FPGA_ADDR
u8 qixis_read_i2c(unsigned int reg);
void qixis_write_i2c(unsigned int reg, u8 value);
#endif
#if defined(CONFIG_QIXIS_I2C_ACCESS) && defined(CONFIG_SYS_I2C_FPGA_ADDR)
#define QIXIS_READ(reg) qixis_read_i2c(offsetof(struct qixis, reg))
#define QIXIS_WRITE(reg, value) \
qixis_write_i2c(offsetof(struct qixis, reg), value)
#else
#define QIXIS_READ(reg) qixis_read(offsetof(struct qixis, reg))
#define QIXIS_WRITE(reg, value) qixis_write(offsetof(struct qixis, reg), value)
#endif
#ifdef CONFIG_SYS_I2C_FPGA_ADDR
#define QIXIS_READ_I2C(reg) qixis_read_i2c(offsetof(struct qixis, reg))
#define QIXIS_WRITE_I2C(reg, value) \
qixis_write_i2c(offsetof(struct qixis, reg), value)
#endif
/* Use for SDHC adapter card type identification and operation */
#define QIXIS_SDID_MASK 0x07
#define QIXIS_ESDHC_ADAPTER_TYPE_EMMC45 0x1 /* eMMC Card Rev4.5 */
#define QIXIS_ESDHC_ADAPTER_TYPE_SDMMC_LEGACY 0x2 /* SD/MMC Legacy Card */
#define QIXIS_ESDHC_ADAPTER_TYPE_EMMC44 0x3 /* eMMC Card Rev4.4 */
#define QIXIS_ESDHC_ADAPTER_TYPE_RSV 0x4 /* Reserved */
#define QIXIS_ESDHC_ADAPTER_TYPE_MMC 0x5 /* MMC Card */
#define QIXIS_ESDHC_ADAPTER_TYPE_SD 0x6 /* SD Card Rev2.0 3.0 */
#define QIXIS_ESDHC_NO_ADAPTER 0x7 /* No Card is Present*/
#define QIXIS_SDHC1_S1V3 0x80 /* SDHC1: SDHC1 3.3V power control */
#define QIXIS_SDHC1_VS 0x30 /* BRDCFG11: route to SDHC1_VS */
#define QIXIS_SDCLKIN 0x08
#define QIXIS_SDCLKOUT 0x02
#define QIXIS_DAT5_6_7 0X02
#define QIXIS_DAT4 0X01
#define QIXIS_EVDD_BY_SDHC_VS 0x0c
#if defined(CONFIG_TARGET_LX2160AQDS) || defined(CONFIG_TARGET_LX2162AQDS) || \
defined(CONFIG_TARGET_LX2160ARDB)
#define QIXIS_XMAP_MASK 0x07
#define QIXIS_RST_CTL_RESET_EN 0x30
#define QIXIS_LBMAP_DFLTBANK 0x00
#define QIXIS_LBMAP_ALTBANK 0x20
#define QIXIS_LBMAP_QSPI 0x00
#define QIXIS_RCW_SRC_QSPI 0xff
#define QIXIS_RST_CTL_RESET 0x31
#define QIXIS_RCFG_CTL_RECONFIG_IDLE 0x20
#define QIXIS_RCFG_CTL_RECONFIG_START 0x21
#define QIXIS_RCFG_CTL_WATCHDOG_ENBLE 0x08
#define QIXIS_LBMAP_MASK 0x0f
#define QIXIS_LBMAP_SD
#define QIXIS_LBMAP_EMMC
#define QIXIS_RCW_SRC_SD 0x08
#define QIXIS_RCW_SRC_EMMC 0x09
#define NON_EXTENDED_DUTCFG
#endif
#if defined(CONFIG_TARGET_LX2160AQDS) || defined(CONFIG_TARGET_LX2162AQDS)
#define QIXIS_SDID_MASK 0x07
#define QIXIS_ESDHC_NO_ADAPTER 0x7
#endif
/*
* implementation of CONFIG_ESDHC_DETECT_QUIRK Macro.
*/
static inline u8 qixis_esdhc_detect_quirk(void)
{
/*
* SDHC1 Card ID:
* Specifies the type of card installed in the SDHC1 adapter slot.
* 000= (reserved)
* 001= eMMC V4.5 adapter is installed.
* 010= SD/MMC 3.3V adapter is installed.
* 011= eMMC V4.4 adapter is installed.
* 100= eMMC V5.0 adapter is installed.
* 101= MMC card/Legacy (3.3V) adapter is installed.
* 110= SDCard V2/V3 adapter installed.
* 111= no adapter is installed.
*/
return ((QIXIS_READ(sdhc1) & QIXIS_SDID_MASK) !=
QIXIS_ESDHC_NO_ADAPTER);
}
#endif