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[u-boot] / board / congatec / conga-qeval20-qa3-e3845 / conga-qeval20-qa3.c
1 /*
2  * Copyright (C) 2016 Stefan Roese <sr@denx.de>
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6
7 #include <common.h>
8 #include <winbond_w83627.h>
9 #include <asm/gpio.h>
10 #include <asm/ibmpc.h>
11 #include <asm/pnp_def.h>
12
13 int board_early_init_f(void)
14 {
15 #ifndef CONFIG_INTERNAL_UART
16         /*
17          * The FSP enables the BayTrail internal legacy UART (again).
18          * Disable it again, so that the Winbond one can be used.
19          */
20         setup_internal_uart(0);
21
22         /* Enable the legacy UART in the Winbond W83627 Super IO chip */
23         winbond_enable_serial(PNP_DEV(WINBOND_IO_PORT, W83627DHG_SP1),
24                               UART0_BASE, UART0_IRQ);
25 #endif
26
27         return 0;
28 }
29
30 int arch_early_init_r(void)
31 {
32         return 0;
33 }