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Diffstat (limited to 'qemu/roms/u-boot/board/davedenx/qong/fpga.c')
-rw-r--r--qemu/roms/u-boot/board/davedenx/qong/fpga.c77
1 files changed, 77 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/davedenx/qong/fpga.c b/qemu/roms/u-boot/board/davedenx/qong/fpga.c
new file mode 100644
index 000000000..2eaad1e97
--- /dev/null
+++ b/qemu/roms/u-boot/board/davedenx/qong/fpga.c
@@ -0,0 +1,77 @@
+/*
+ * (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