| Mingkai Hu | a8d9758 | 2013-07-04 17:33:43 +0800 | [diff] [blame] | 1 | /** |
| 2 | * Copyright 2013 Freescale Semiconductor |
| 3 | * Author: Mingkai Hu <Mingkai.Hu@freescale.com> |
| 4 | * Po Liu <Po.Liu@freescale.com> |
| 5 | * |
| York Sun | 3aab0cd | 2013-08-12 14:57:12 -0700 | [diff] [blame] | 6 | * SPDX-License-Identifier: GPL-2.0+ |
| Mingkai Hu | a8d9758 | 2013-07-04 17:33:43 +0800 | [diff] [blame] | 7 | * |
| 8 | * This file provides support for the ngPIXIS, a board-specific FPGA used on |
| 9 | * some Freescale reference boards. |
| 10 | */ |
| 11 | |
| 12 | /* |
| 13 | * CPLD register set. Feel free to add board-specific #ifdefs where necessary. |
| 14 | */ |
| 15 | struct cpld_data { |
| 16 | u8 chipid1; /* 0x0 - CPLD Chip ID1 Register */ |
| 17 | u8 chipid2; /* 0x1 - CPLD Chip ID2 Register */ |
| 18 | u8 hwver; /* 0x2 - Hardware Version Register */ |
| 19 | u8 cpldver; /* 0x3 - Software Version Register */ |
| 20 | u8 res[12]; |
| 21 | u8 rstcon; /* 0x10 - Reset control register */ |
| 22 | u8 flhcsr; /* 0x11 - Flash control and status Register */ |
| 23 | u8 wdcsr; /* 0x12 - Watchdog control and status Register */ |
| 24 | u8 wdkick; /* 0x13 - Watchdog kick Register */ |
| 25 | u8 fancsr; /* 0x14 - Fan control and status Register */ |
| 26 | u8 ledcsr; /* 0x15 - LED control and status Register */ |
| 27 | u8 misccsr; /* 0x16 - Misc control and status Register */ |
| 28 | u8 bootor; /* 0x17 - Boot configure override Register */ |
| 29 | u8 bootcfg1; /* 0x18 - Boot configure 1 Register */ |
| 30 | u8 bootcfg2; /* 0x19 - Boot configure 2 Register */ |
| 31 | u8 bootcfg3; /* 0x1a - Boot configure 3 Register */ |
| 32 | u8 bootcfg4; /* 0x1b - Boot configure 4 Register */ |
| 33 | }; |
| 34 | |
| 35 | #define CPLD_BANKSEL_EN 0x02 |
| 36 | #define CPLD_BANKSEL_MASK 0x3f |
| 37 | #define CPLD_SELECT_BANK1 0xc0 |
| 38 | #define CPLD_SELECT_BANK2 0x80 |
| 39 | #define CPLD_SELECT_BANK3 0x40 |
| 40 | #define CPLD_SELECT_BANK4 0x00 |