56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/*
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* Copyright (c) 2018, Diego Sueiro <diego.sueiro@gmail.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <init.h>
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#include "device_imx.h"
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static int colibri_imx7d_m4_pinmux_init(struct device *dev)
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{
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ARG_UNUSED(dev);
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#ifdef CONFIG_GPIO_IMX_PORT_1
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/* GPIO1_IO02 Mux Config */
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IOMUXC_LPSR_SW_MUX_CTL_PAD_GPIO1_IO02 = 0;
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IOMUXC_LPSR_SW_PAD_CTL_PAD_GPIO1_IO02 = 0;
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#endif /* CONFIG_GPIO_IMX_PORT_1 */
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#ifdef CONFIG_GPIO_IMX_PORT_2
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/* GPIO2_IO26 Mux Config */
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IOMUXC_SW_MUX_CTL_PAD_EPDC_GDRL = 5;
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IOMUXC_SW_PAD_CTL_PAD_EPDC_GDRL =
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IOMUXC_SW_PAD_CTL_PAD_EPDC_GDRL_PS(2) |
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IOMUXC_SW_PAD_CTL_PAD_EPDC_GDRL_PE_MASK |
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IOMUXC_SW_PAD_CTL_PAD_EPDC_GDRL_HYS_MASK;
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#endif /* CONFIG_GPIO_IMX_PORT_2 */
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#ifdef CONFIG_UART_IMX_UART_2
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IOMUXC_SW_MUX_CTL_PAD_UART2_RX_DATA =
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IOMUXC_SW_MUX_CTL_PAD_UART2_RX_DATA_MUX_MODE(0);
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IOMUXC_SW_MUX_CTL_PAD_UART2_TX_DATA =
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IOMUXC_SW_MUX_CTL_PAD_UART2_TX_DATA_MUX_MODE(0);
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IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA =
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IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_PE_MASK |
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IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_PS(3) |
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IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_HYS_MASK |
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IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_DSE(0);
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IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA =
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IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_PE_MASK |
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IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_PS(3) |
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IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_HYS_MASK |
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IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_DSE(0);
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/* Select TX_PAD for RX data (DTE mode...) */
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IOMUXC_UART2_RX_DATA_SELECT_INPUT =
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IOMUXC_UART2_RX_DATA_SELECT_INPUT_DAISY(3);
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#endif /* CONFIG_UART_IMX_UART_2 */
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return 0;
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}
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SYS_INIT(colibri_imx7d_m4_pinmux_init, PRE_KERNEL_1, 0);
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