u-boot/board/freescale/t208xrdb/cpld.h
Camelia Groza 6466b95e7c board: freescale: t208xrdb: enable Power-On Reset for rev D boards
Starting with board revision D, the MISCCSR CPLD register needs to be
configured to enable Power-on Reset for software reset commands.

Signed-off-by: Camelia Groza <camelia.groza@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
2021-08-18 15:55:15 +05:30

49 lines
1.6 KiB
C

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright 2014 Freescale Semiconductor
* Copyright 2021 NXP
*/
/*
* CPLD register set of T2080RDB board-specific.
*/
struct cpld_data {
u8 chip_id1; /* 0x00 - Chip ID1 register */
u8 chip_id2; /* 0x01 - Chip ID2 register */
u8 hw_ver; /* 0x02 - Hardware Revision Register */
u8 sw_ver; /* 0x03 - Software Revision register */
u8 res0[12]; /* 0x04 - 0x0F - not used */
u8 reset_ctl; /* 0x10 - Reset control Register */
u8 flash_csr; /* 0x11 - Flash control and status register */
u8 thermal_csr; /* 0x12 - Thermal control and status register */
u8 led_csr; /* 0x13 - LED control and status register */
u8 sfp_csr; /* 0x14 - SFP+ control and status register */
u8 misc_csr; /* 0x15 - Misc control and status register */
u8 boot_or; /* 0x16 - Boot config override register */
u8 boot_cfg1; /* 0x17 - Boot configuration register 1 */
u8 boot_cfg2; /* 0x18 - Boot configuration register 2 */
};
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)
/* CPLD on IFC */
#define CPLD_LBMAP_MASK 0x3F
#define CPLD_BANK_SEL_MASK 0x07
#define CPLD_BANK_OVERRIDE 0x40
#define CPLD_LBMAP_ALTBANK 0x44 /* BANK OR | BANK 4 */
#define CPLD_LBMAP_DFLTBANK 0x40 /* BANK OR | BANK 0 */
#define CPLD_LBMAP_RESET 0xFF
#define CPLD_LBMAP_SHIFT 0x03
#define CPLD_BOOT_SEL 0x80
/* RSTCON Register */
#define CPLD_RSTCON_EDC_RST 0x04
/* MISCCSR Register */
#define CPLD_MISC_POR_EN 0x30