diff options
| author | Stefano Babic <sbabic@denx.de> | 2014-05-15 10:27:32 +0200 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2014-05-15 10:27:32 +0200 |
| commit | e7f9350525d73233d4eaf1793f8fe618e9fd4910 (patch) | |
| tree | 153366c61e17af4ecdd9f10be520f707d525157d /board/freescale/t104xrdb/cpld.h | |
| parent | 50c8d66d33651d7fca6a082a1eea6e537401a2f4 (diff) | |
| parent | d2a3e911390f9fc4d8c0ee4b3c7fc75f4fd3fd19 (diff) | |
Merge branch 'master' of git://git.denx.de/u-boot-arm
Diffstat (limited to 'board/freescale/t104xrdb/cpld.h')
| -rw-r--r-- | board/freescale/t104xrdb/cpld.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/board/freescale/t104xrdb/cpld.h b/board/freescale/t104xrdb/cpld.h new file mode 100644 index 0000000000..0da9a0159b --- /dev/null +++ b/board/freescale/t104xrdb/cpld.h @@ -0,0 +1,40 @@ +/** + * 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) |