upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/davedenx/qong/fpga.c

77 lines
1.2 KiB

/*
* (C) Copyright 2010
* Stefano Babic, DENX Software Engineering, sbabic@denx.de
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/gpio.h>
#include <fpga.h>
#include <lattice.h>
#include "qong_fpga.h"
DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_FPGA)
static void qong_jtag_init(void)
{
return;
}
static void qong_fpga_jtag_set_tdi(int value)
{
gpio_set_value(QONG_FPGA_TDI_PIN, value);
}
static void qong_fpga_jtag_set_tms(int value)
{
gpio_set_value(QONG_FPGA_TMS_PIN, value);
}
static void qong_fpga_jtag_set_tck(int value)
{
gpio_set_value(QONG_FPGA_TCK_PIN, value);
}
static int qong_fpga_jtag_get_tdo(void)
{
return gpio_get_value(QONG_FPGA_TDO_PIN);
}
lattice_board_specific_func qong_fpga_fns = {
qong_jtag_init,
qong_fpga_jtag_set_tdi,
qong_fpga_jtag_set_tms,
qong_fpga_jtag_set_tck,
qong_fpga_jtag_get_tdo
};
Lattice_desc qong_fpga[CONFIG_FPGA_COUNT] = {
{
Lattice_XP2,
lattice_jtag_mode,
356519,
(void *) &qong_fpga_fns,
NULL,
0,
"lfxp2_5e_ftbga256"
},
};
int qong_fpga_init(void)
{
int i;
fpga_init();
for (i = 0; i < CONFIG_FPGA_COUNT; i++) {
fpga_add(fpga_lattice, &qong_fpga[i]);
}
return 0;
}
#endif