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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2018 Stefan Roese <sr@denx.de>
- */
- #include <common.h>
- #include <init.h>
- #include <asm/io.h>
- #include <linux/bitops.h>
- #define MT76XX_GPIO1_MODE 0x10000060
- void board_debug_uart_init(void)
- {
- void __iomem *gpio_mode;
- /* Select UART2 mode instead of GPIO mode (default) */
- gpio_mode = ioremap_nocache(MT76XX_GPIO1_MODE, 0x100);
- clrbits_le32(gpio_mode, GENMASK(27, 26));
- }
- int board_early_init_f(void)
- {
- /*
- * The pin muxing of UART2 also needs to be done, if debug uart
- * is not enabled. So we need to call this function here as well.
- */
- board_debug_uart_init();
- return 0;
- }
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