| Shengzhou Liu | 48c6f32 | 2014-11-24 17:11:56 +0800 | [diff] [blame] | 1 | /** |
| 2 | * Copyright 2014 Freescale Semiconductor |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | struct cpld_data { |
| 9 | u8 cpld_ver; /* 0x00 - CPLD Major Revision Register */ |
| 10 | u8 cpld_ver_sub; /* 0x01 - CPLD Minor Revision Register */ |
| 11 | u8 hw_ver; /* 0x02 - Hardware Revision Register */ |
| 12 | u8 sw_ver; /* 0x03 - Software Revision register */ |
| 13 | u8 res0[12]; /* 0x04 - 0x0F - not used */ |
| 14 | u8 reset_ctl1; /* 0x10 - Reset control Register1 */ |
| 15 | u8 reset_ctl2; /* 0x11 - Reset control Register2 */ |
| 16 | u8 int_status; /* 0x12 - Interrupt status Register */ |
| 17 | u8 flash_csr; /* 0x13 - Flash control and status register */ |
| 18 | u8 fan_ctl_status; /* 0x14 - Fan control and status register */ |
| 19 | u8 led_ctl_status; /* 0x15 - LED control and status register */ |
| 20 | u8 sfp_ctl_status; /* 0x16 - SFP control and status register */ |
| 21 | u8 misc_ctl_status; /* 0x17 - Miscellanies ctrl & status register*/ |
| 22 | u8 boot_override; /* 0x18 - Boot override register */ |
| 23 | u8 boot_config1; /* 0x19 - Boot config override register*/ |
| 24 | u8 boot_config2; /* 0x1A - Boot config override register*/ |
| 25 | } cpld_data_t; |
| 26 | |
| 27 | |
| 28 | /* Pointer to the CPLD register set */ |
| 29 | |
| 30 | u8 cpld_read(unsigned int reg); |
| 31 | void cpld_write(unsigned int reg, u8 value); |
| 32 | |
| 33 | #define CPLD_READ(reg) cpld_read(offsetof(struct cpld_data, reg)) |
| 34 | #define CPLD_WRITE(reg, value)\ |
| 35 | cpld_write(offsetof(struct cpld_data, reg), value) |
| 36 | |
| 37 | /* CPLD on IFC */ |
| 38 | #define CPLD_LBMAP_MASK 0x3F |
| 39 | #define CPLD_BANK_SEL_MASK 0x07 |
| 40 | #define CPLD_BANK_OVERRIDE 0x40 |
| 41 | #define CPLD_LBMAP_ALTBANK 0x44 /* BANK OR | BANK 4 */ |
| 42 | #define CPLD_LBMAP_DFLTBANK 0x40 /* BANK OR | BANK 0 */ |
| 43 | #define CPLD_LBMAP_RESET 0xFF |
| 44 | #define CPLD_LBMAP_SHIFT 0x03 |
| 45 | #define CPLD_BOOT_SEL 0x80 |