xref: /openbmc/u-boot/board/congatec/conga-qeval20-qa3-e3845/conga-qeval20-qa3.c (revision 82ceba2ca2487c4967419cf7053e1301709219e5)
1*82ceba2cSStefan Roese /*
2*82ceba2cSStefan Roese  * Copyright (C) 2016 Stefan Roese <sr@denx.de>
3*82ceba2cSStefan Roese  *
4*82ceba2cSStefan Roese  * SPDX-License-Identifier:	GPL-2.0+
5*82ceba2cSStefan Roese  */
6*82ceba2cSStefan Roese 
7*82ceba2cSStefan Roese #include <common.h>
8*82ceba2cSStefan Roese #include <winbond_w83627.h>
9*82ceba2cSStefan Roese #include <asm/gpio.h>
10*82ceba2cSStefan Roese #include <asm/ibmpc.h>
11*82ceba2cSStefan Roese #include <asm/pnp_def.h>
12*82ceba2cSStefan Roese 
13*82ceba2cSStefan Roese int board_early_init_f(void)
14*82ceba2cSStefan Roese {
15*82ceba2cSStefan Roese 	/*
16*82ceba2cSStefan Roese 	 * The FSP enables the BayTrail internal legacy UART (again).
17*82ceba2cSStefan Roese 	 * Disable it again, so that the Winbond one can be used.
18*82ceba2cSStefan Roese 	 */
19*82ceba2cSStefan Roese 	setup_internal_uart(0);
20*82ceba2cSStefan Roese 
21*82ceba2cSStefan Roese 	/* Enable the legacy UART in the Winbond W83627 Super IO chip */
22*82ceba2cSStefan Roese 	winbond_enable_serial(PNP_DEV(WINBOND_IO_PORT, W83627DHG_SP1),
23*82ceba2cSStefan Roese 			      UART0_BASE, UART0_IRQ);
24*82ceba2cSStefan Roese 
25*82ceba2cSStefan Roese 	return 0;
26*82ceba2cSStefan Roese }
27*82ceba2cSStefan Roese 
28*82ceba2cSStefan Roese int arch_early_init_r(void)
29*82ceba2cSStefan Roese {
30*82ceba2cSStefan Roese 	return 0;
31*82ceba2cSStefan Roese }
32