// SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2020 MediaTek Inc. * * Author: Weijie Gao */ #include #include #include "mt7628.h" void mtmips_spl_serial_init(void) { #ifdef CONFIG_SPL_SERIAL void __iomem *base = ioremap_nocache(SYSCTL_BASE, SYSCTL_SIZE); #if CONFIG_CONS_INDEX == 1 clrbits_32(base + SYSCTL_GPIO_MODE1_REG, UART0_MODE_M); #elif CONFIG_CONS_INDEX == 2 clrbits_32(base + SYSCTL_GPIO_MODE1_REG, UART1_MODE_M); #elif CONFIG_CONS_INDEX == 3 setbits_32(base + SYSCTL_AGPIO_CFG_REG, EPHY_GPIO_AIO_EN_M); #ifdef CONFIG_SPL_UART2_SPIS_PINMUX setbits_32(base + SYSCTL_GPIO_MODE1_REG, SPIS_MODE_M); clrsetbits_32(base + SYSCTL_GPIO_MODE1_REG, UART2_MODE_M, 1 << UART2_MODE_S); #else clrbits_32(base + SYSCTL_GPIO_MODE1_REG, UART2_MODE_M); clrsetbits_32(base + SYSCTL_GPIO_MODE1_REG, SPIS_MODE_M, 1 << SPIS_MODE_S); #endif /* CONFIG_SPL_UART2_SPIS_PINMUX */ #endif /* CONFIG_CONS_INDEX */ #endif /* CONFIG_SPL_SERIAL */ }