xref: /OK3568_Linux_fs/u-boot/board/freescale/t208xrdb/cpld.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2014 Freescale Semiconductor
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun /*
8*4882a593Smuzhiyun  * CPLD register set of T2080RDB board-specific.
9*4882a593Smuzhiyun  */
10*4882a593Smuzhiyun struct cpld_data {
11*4882a593Smuzhiyun 	u8 chip_id1;		/* 0x00 - Chip ID1 register */
12*4882a593Smuzhiyun 	u8 chip_id2;		/* 0x01 - Chip ID2 register */
13*4882a593Smuzhiyun 	u8 hw_ver;		/* 0x02 - Hardware Revision Register */
14*4882a593Smuzhiyun 	u8 sw_ver;		/* 0x03 - Software Revision register */
15*4882a593Smuzhiyun 	u8 res0[12];		/* 0x04 - 0x0F - not used */
16*4882a593Smuzhiyun 	u8 reset_ctl;		/* 0x10 - Reset control Register */
17*4882a593Smuzhiyun 	u8 flash_csr;		/* 0x11 - Flash control and status register */
18*4882a593Smuzhiyun 	u8 thermal_csr;		/* 0x12 - Thermal control and status register */
19*4882a593Smuzhiyun 	u8 led_csr;		/* 0x13 - LED control and status register */
20*4882a593Smuzhiyun 	u8 sfp_csr;		/* 0x14 - SFP+ control and status register */
21*4882a593Smuzhiyun 	u8 misc_csr;		/* 0x15 - Misc control and status register */
22*4882a593Smuzhiyun 	u8 boot_or;		/* 0x16 - Boot config override register */
23*4882a593Smuzhiyun 	u8 boot_cfg1;		/* 0x17 - Boot configuration register 1 */
24*4882a593Smuzhiyun 	u8 boot_cfg2;		/* 0x18 - Boot configuration register 2 */
25*4882a593Smuzhiyun } cpld_data_t;
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun u8 cpld_read(unsigned int reg);
28*4882a593Smuzhiyun void cpld_write(unsigned int reg, u8 value);
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun #define CPLD_READ(reg) cpld_read(offsetof(struct cpld_data, reg))
31*4882a593Smuzhiyun #define CPLD_WRITE(reg, value)  \
32*4882a593Smuzhiyun 	cpld_write(offsetof(struct cpld_data, reg), value)
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun /* CPLD on IFC */
35*4882a593Smuzhiyun #define CPLD_LBMAP_MASK		0x3F
36*4882a593Smuzhiyun #define CPLD_BANK_SEL_MASK	0x07
37*4882a593Smuzhiyun #define CPLD_BANK_OVERRIDE	0x40
38*4882a593Smuzhiyun #define CPLD_LBMAP_ALTBANK	0x44 /* BANK OR | BANK 4 */
39*4882a593Smuzhiyun #define CPLD_LBMAP_DFLTBANK	0x40 /* BANK OR | BANK 0 */
40*4882a593Smuzhiyun #define CPLD_LBMAP_RESET	0xFF
41*4882a593Smuzhiyun #define CPLD_LBMAP_SHIFT	0x03
42*4882a593Smuzhiyun #define CPLD_BOOT_SEL		0x80
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun /* RSTCON Register */
45*4882a593Smuzhiyun #define CPLD_RSTCON_EDC_RST	0x04
46