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https://github.com/AsahiLinux/u-boot
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37 lines
978 B
C
37 lines
978 B
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2020 MediaTek Inc.
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*
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* Author: Weijie Gao <weijie.gao@mediatek.com>
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*/
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#include <asm/io.h>
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#include <asm/addrspace.h>
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#include "mt7620.h"
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void board_debug_uart_init(void)
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{
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void __iomem *base = ioremap_nocache(SYSCTL_BASE, SYSCTL_SIZE);
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#if CONFIG_DEBUG_UART_BASE == 0xb0000500 /* KSEG1ADDR(UARTFULL_BASE) */
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clrsetbits_32(base + SYSCTL_GPIOMODE_REG, UARTF_SHARE_MODE_M,
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UARTF_MODE_UARTF_GPIO << UARTF_SHARE_MODE_S);
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#else
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clrbits_32(base + SYSCTL_GPIOMODE_REG, UARTL_GPIO_MODE);
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#endif
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}
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void mtmips_spl_serial_init(void)
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{
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#ifdef CONFIG_SPL_SERIAL_SUPPORT
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void __iomem *base = ioremap_nocache(SYSCTL_BASE, SYSCTL_SIZE);
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#if CONFIG_CONS_INDEX == 1
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clrbits_32(base + SYSCTL_GPIOMODE_REG, UARTL_GPIO_MODE);
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#elif CONFIG_CONS_INDEX == 2
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clrsetbits_32(base + SYSCTL_GPIOMODE_REG, UARTF_SHARE_MODE_M,
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UARTF_MODE_UARTF_GPIO << UARTF_SHARE_MODE_S);
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#endif
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#endif /* CONFIG_SPL_SERIAL_SUPPORT */
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}
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