mirror of
https://github.com/AsahiLinux/u-boot
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35 lines
1 KiB
C
35 lines
1 KiB
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 <common.h>
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#include <asm/io.h>
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#include "mt7628.h"
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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_GPIO_MODE1_REG, UART0_MODE_M);
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#elif CONFIG_CONS_INDEX == 2
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clrbits_32(base + SYSCTL_GPIO_MODE1_REG, UART1_MODE_M);
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#elif CONFIG_CONS_INDEX == 3
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setbits_32(base + SYSCTL_AGPIO_CFG_REG, EPHY_GPIO_AIO_EN_M);
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#ifdef CONFIG_SPL_UART2_SPIS_PINMUX
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setbits_32(base + SYSCTL_GPIO_MODE1_REG, SPIS_MODE_M);
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clrsetbits_32(base + SYSCTL_GPIO_MODE1_REG, UART2_MODE_M,
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1 << UART2_MODE_S);
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#else
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clrbits_32(base + SYSCTL_GPIO_MODE1_REG, UART2_MODE_M);
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clrsetbits_32(base + SYSCTL_GPIO_MODE1_REG, SPIS_MODE_M,
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1 << SPIS_MODE_S);
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#endif /* CONFIG_SPL_UART2_SPIS_PINMUX */
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#endif /* CONFIG_CONS_INDEX */
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#endif /* CONFIG_SPL_SERIAL_SUPPORT */
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}
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