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Tom Rini83d290c2018-05-06 17:58:06 -04001/* SPDX-License-Identifier: GPL-2.0+ */
Prabhakar Kushwaha55153d62014-04-03 16:50:05 +05302/**
3 * Copyright 2013 Freescale Semiconductor
4 *
Prabhakar Kushwaha55153d62014-04-03 16:50:05 +05305 * This file provides support for the ngPIXIS, a board-specific FPGA used on
6 * some Freescale reference boards.
7 */
8
9/*
10 * CPLD register set. Feel free to add board-specific #ifdefs where necessary.
11 */
12struct cpld_data {
13 u8 cpld_ver; /* 0x00 - CPLD Major Revision Register */
14 u8 cpld_ver_sub; /* 0x01 - CPLD Minor Revision Register */
15 u8 hw_ver; /* 0x02 - Hardware Revision Register */
16 u8 sw_ver; /* 0x03 - Software Revision register */
17 u8 res0[12]; /* 0x04 - 0x0F - not used */
18 u8 reset_ctl1; /* 0x10 - Reset control Register1 */
19 u8 reset_ctl2; /* 0x11 - Reset control Register2 */
20 u8 int_status; /* 0x12 - Interrupt status Register */
21 u8 flash_ctl_status; /* 0x13 - Flash control and status register */
22 u8 fan_ctl_status; /* 0x14 - Fan control and status register */
York Sun78e56992016-11-21 11:25:26 -080023#if defined(CONFIG_TARGET_T1040D4RDB) || defined(CONFIG_TARGET_T1042D4RDB)
Priyanka Jain4b6067a2015-06-05 15:29:02 +053024 u8 int_mask; /* 0x15 - Interrupt mask Register */
25#else
Prabhakar Kushwaha55153d62014-04-03 16:50:05 +053026 u8 led_ctl_status; /* 0x15 - LED control and status register */
Priyanka Jain4b6067a2015-06-05 15:29:02 +053027#endif
Prabhakar Kushwaha55153d62014-04-03 16:50:05 +053028 u8 sfp_ctl_status; /* 0x16 - SFP control and status register */
29 u8 misc_ctl_status; /* 0x17 - Miscellanies ctrl & status register*/
30 u8 boot_override; /* 0x18 - Boot override register */
31 u8 boot_config1; /* 0x19 - Boot config override register*/
32 u8 boot_config2; /* 0x1A - Boot config override register*/
33} cpld_data_t;
34
35
36/* Pointer to the CPLD register set */
37
38u8 cpld_read(unsigned int reg);
39void cpld_write(unsigned int reg, u8 value);
40
41#define CPLD_READ(reg) cpld_read(offsetof(struct cpld_data, reg))
42#define CPLD_WRITE(reg, value)\
43 cpld_write(offsetof(struct cpld_data, reg), value)
Priyanka Jain4b6067a2015-06-05 15:29:02 +053044#define MISC_CTL_SG_SEL 0x80
45#define MISC_CTL_AURORA_SEL 0x02
Zhao Qiangd4683772015-08-28 10:31:50 +080046#define MISC_MUX_QE_TDM 0xc0