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T1040RDB and T1042RDB_PI has CPLD. Here CPLD controls board mux/features. This support of CPLD includes - files and register defintion - Commands to swtich alternate bank and default bank Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com> Reviewed-by: York Sun <yorksun@freescale.com>
41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
/**
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* Copyright 2013 Freescale Semiconductor
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*
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* SPDX-License-Identifier: GPL-2.0+
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*
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* This file provides support for the ngPIXIS, a board-specific FPGA used on
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* some Freescale reference boards.
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*/
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/*
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* CPLD register set. Feel free to add board-specific #ifdefs where necessary.
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*/
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struct cpld_data {
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u8 cpld_ver; /* 0x00 - CPLD Major Revision Register */
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u8 cpld_ver_sub; /* 0x01 - CPLD Minor Revision Register */
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u8 hw_ver; /* 0x02 - Hardware Revision Register */
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u8 sw_ver; /* 0x03 - Software Revision register */
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u8 res0[12]; /* 0x04 - 0x0F - not used */
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u8 reset_ctl1; /* 0x10 - Reset control Register1 */
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u8 reset_ctl2; /* 0x11 - Reset control Register2 */
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u8 int_status; /* 0x12 - Interrupt status Register */
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u8 flash_ctl_status; /* 0x13 - Flash control and status register */
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u8 fan_ctl_status; /* 0x14 - Fan control and status register */
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u8 led_ctl_status; /* 0x15 - LED control and status register */
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u8 sfp_ctl_status; /* 0x16 - SFP control and status register */
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u8 misc_ctl_status; /* 0x17 - Miscellanies ctrl & status register*/
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u8 boot_override; /* 0x18 - Boot override register */
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u8 boot_config1; /* 0x19 - Boot config override register*/
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u8 boot_config2; /* 0x1A - Boot config override register*/
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} cpld_data_t;
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/* Pointer to the CPLD register set */
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u8 cpld_read(unsigned int reg);
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void cpld_write(unsigned int reg, u8 value);
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#define CPLD_READ(reg) cpld_read(offsetof(struct cpld_data, reg))
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#define CPLD_WRITE(reg, value)\
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cpld_write(offsetof(struct cpld_data, reg), value)
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