| /** |
| * Copyright 2013 Freescale Semiconductor |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| * |
| * This file provides support for the ngPIXIS, a board-specific FPGA used on |
| * some Freescale reference boards. |
| */ |
| |
| /* |
| * CPLD register set. Feel free to add board-specific #ifdefs where necessary. |
| */ |
| struct cpld_data { |
| u8 cpld_ver; /* 0x00 - CPLD Major Revision Register */ |
| u8 cpld_ver_sub; /* 0x01 - CPLD Minor Revision Register */ |
| u8 hw_ver; /* 0x02 - Hardware Revision Register */ |
| u8 sw_ver; /* 0x03 - Software Revision register */ |
| u8 res0[12]; /* 0x04 - 0x0F - not used */ |
| u8 reset_ctl1; /* 0x10 - Reset control Register1 */ |
| u8 reset_ctl2; /* 0x11 - Reset control Register2 */ |
| u8 int_status; /* 0x12 - Interrupt status Register */ |
| u8 flash_ctl_status; /* 0x13 - Flash control and status register */ |
| u8 fan_ctl_status; /* 0x14 - Fan control and status register */ |
| u8 led_ctl_status; /* 0x15 - LED control and status register */ |
| u8 sfp_ctl_status; /* 0x16 - SFP control and status register */ |
| u8 misc_ctl_status; /* 0x17 - Miscellanies ctrl & status register*/ |
| u8 boot_override; /* 0x18 - Boot override register */ |
| u8 boot_config1; /* 0x19 - Boot config override register*/ |
| u8 boot_config2; /* 0x1A - Boot config override register*/ |
| } cpld_data_t; |
| |
| |
| /* Pointer to the CPLD register set */ |
| |
| u8 cpld_read(unsigned int reg); |
| void cpld_write(unsigned int reg, u8 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) |
