diff options
Diffstat (limited to 'board/freescale/ls1046ardb/cpld.h')
| -rw-r--r-- | board/freescale/ls1046ardb/cpld.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/board/freescale/ls1046ardb/cpld.h b/board/freescale/ls1046ardb/cpld.h new file mode 100644 index 0000000000..458da7e892 --- /dev/null +++ b/board/freescale/ls1046ardb/cpld.h @@ -0,0 +1,49 @@ +/* + * Copyright 2016 Freescale Semiconductor + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CPLD_H__ +#define __CPLD_H__ + +/* + * CPLD register set of LS1046ARDB board-specific. + * CPLD Revision: V2.1 + */ +struct cpld_data { + u8 cpld_ver; /* 0x0 - CPLD Major Revision Register */ + u8 cpld_ver_sub; /* 0x1 - CPLD Minor Revision Register */ + u8 pcba_ver; /* 0x2 - PCBA Revision Register */ + u8 system_rst; /* 0x3 - system reset register */ + u8 soft_mux_on; /* 0x4 - Switch Control Enable Register */ + u8 cfg_rcw_src1; /* 0x5 - RCW Source Location POR Regsiter 1 */ + u8 cfg_rcw_src2; /* 0x6 - RCW Source Location POR Regsiter 2 */ + u8 vbank; /* 0x7 - QSPI Flash Bank Setting Register */ + u8 sysclk_sel; /* 0x8 - System clock POR Register */ + u8 uart_sel; /* 0x9 - UART1 Connection Control Register */ + u8 sd1refclk_sel; /* 0xA - */ + u8 rgmii_1588_sel; /* 0xB - */ + u8 reg_1588_clk_sel; /* 0xC - */ + u8 status_led; /* 0xD - */ + u8 global_rst; /* 0xE - */ + u8 sd_emmc; /* 0xF - SD/EMMC Interface Control Regsiter */ + u8 vdd_en; /* 0x10 - VDD Voltage Control Enable Register */ + u8 vdd_sel; /* 0x11 - VDD Voltage Control Register */ +}; + +u8 cpld_read(unsigned int reg); +void cpld_write(unsigned int reg, u8 value); +void cpld_rev_bit(unsigned char *value); + +#define CPLD_READ(reg) cpld_read(offsetof(struct cpld_data, reg)) +#define CPLD_WRITE(reg, value) \ + cpld_write(offsetof(struct cpld_data, reg), value) + +/* CPLD on IFC */ +#define CPLD_SW_MUX_BANK_SEL 0x40 +#define CPLD_BANK_SEL_MASK 0x07 +#define CPLD_BANK_SEL_ALTBANK 0x04 +#define CPLD_CFG_RCW_SRC_QSPI 0x044 +#define CPLD_CFG_RCW_SRC_SD 0x040 +#endif |