boards/arm/warp7_m4/pinmux.c

/*
 * Copyright (c) 2018, Diego Sueiro
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#include <init.h>
#include "device_imx.h"

static int warp7_m4_pinmux_init(struct device *dev)
{
	ARG_UNUSED(dev);
#if defined(CONFIG_FXOS8700) || defined(CONFIG_FXAS21002)
	IOMUXC_SW_MUX_CTL_PAD_ENET1_RGMII_RD0 =
		IOMUXC_SW_MUX_CTL_PAD_ENET1_RGMII_RD0_MUX_MODE(5);
	IOMUXC_SW_PAD_CTL_PAD_ENET1_RGMII_RD0 =
		IOMUXC_SW_PAD_CTL_PAD_ENET1_RGMII_RD0_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_ENET1_RGMII_RD0_PS(1)    |
		IOMUXC_SW_PAD_CTL_PAD_ENET1_RGMII_RD0_HYS_MASK |
		IOMUXC_SW_PAD_CTL_PAD_ENET1_RGMII_RD0_DSE(0);
#endif

#ifdef SW0_GPIO_PIN
	IOMUXC_SW_MUX_CTL_PAD_ENET1_RGMII_RD1 =
		IOMUXC_SW_MUX_CTL_PAD_ENET1_RGMII_RD1_MUX_MODE(5);
#endif

#ifdef CONFIG_UART_IMX_UART_2
	IOMUXC_SW_MUX_CTL_PAD_UART2_RX_DATA =
		IOMUXC_SW_MUX_CTL_PAD_UART2_RX_DATA_MUX_MODE(0);
	IOMUXC_SW_MUX_CTL_PAD_UART2_TX_DATA =
		IOMUXC_SW_MUX_CTL_PAD_UART2_TX_DATA_MUX_MODE(0);
	IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA =
		IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_HYS_MASK |
		IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_DSE(0);

	IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA =
		IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_UART2_RX_DATA_HYS_MASK |
		IOMUXC_SW_PAD_CTL_PAD_UART2_TX_DATA_DSE(0);

	/* Select TX_PAD for RX data (DCE mode...) */
	IOMUXC_UART2_RX_DATA_SELECT_INPUT =
		IOMUXC_UART2_RX_DATA_SELECT_INPUT_DAISY(2);
#endif  /* CONFIG_UART_IMX_UART_2 */

#ifdef CONFIG_UART_IMX_UART_6
	IOMUXC_SW_MUX_CTL_PAD_ECSPI1_SCLK =
		IOMUXC_SW_MUX_CTL_PAD_ECSPI1_SCLK_MUX_MODE(1);
	IOMUXC_SW_MUX_CTL_PAD_ECSPI1_MOSI =
		IOMUXC_SW_MUX_CTL_PAD_ECSPI1_MOSI_MUX_MODE(1);
	IOMUXC_SW_PAD_CTL_PAD_ECSPI1_SCLK =
		IOMUXC_SW_PAD_CTL_PAD_ECSPI1_SCLK_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_ECSPI1_SCLK_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_ECSPI1_SCLK_HYS_MASK |
		IOMUXC_SW_PAD_CTL_PAD_ECSPI1_SCLK_DSE(0);

	IOMUXC_SW_PAD_CTL_PAD_ECSPI1_MOSI =
		IOMUXC_SW_PAD_CTL_PAD_ECSPI1_MOSI_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_ECSPI1_MOSI_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_ECSPI1_MOSI_HYS_MASK |
		IOMUXC_SW_PAD_CTL_PAD_ECSPI1_MOSI_DSE(0);

	/* Select ECSPI1_SCLK_ALT1 for RX data */
	IOMUXC_UART6_RX_DATA_SELECT_INPUT =
		IOMUXC_UART6_RX_DATA_SELECT_INPUT_DAISY(2);
#endif  /* CONFIG_UART_IMX_UART_6 */

#ifdef CONFIG_I2C_1
	IOMUXC_SW_MUX_CTL_PAD_I2C1_SCL =
		IOMUXC_SW_MUX_CTL_PAD_I2C1_SCL_MUX_MODE(0) |
		IOMUXC_SW_MUX_CTL_PAD_I2C1_SCL_SION_MASK;
	IOMUXC_SW_MUX_CTL_PAD_I2C1_SDA =
		IOMUXC_SW_MUX_CTL_PAD_I2C1_SDA_MUX_MODE(0) |
		IOMUXC_SW_MUX_CTL_PAD_I2C1_SDA_SION_MASK;

	IOMUXC_I2C1_SCL_SELECT_INPUT = IOMUXC_I2C1_SCL_SELECT_INPUT_DAISY(1);
	IOMUXC_I2C1_SDA_SELECT_INPUT = IOMUXC_I2C1_SDA_SELECT_INPUT_DAISY(1);

	IOMUXC_SW_PAD_CTL_PAD_I2C1_SCL =
		IOMUXC_SW_PAD_CTL_PAD_I2C1_SCL_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_I2C1_SCL_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_I2C1_SCL_DSE(0)   |
		IOMUXC_SW_PAD_CTL_PAD_I2C1_SCL_HYS_MASK;

	IOMUXC_SW_PAD_CTL_PAD_I2C1_SDA =
		IOMUXC_SW_PAD_CTL_PAD_I2C1_SDA_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_I2C1_SDA_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_I2C1_SDA_DSE(0)   |
		IOMUXC_SW_PAD_CTL_PAD_I2C1_SDA_HYS_MASK;
#endif  /* CONFIG_I2C_1 */

#ifdef CONFIG_I2C_2
	IOMUXC_SW_MUX_CTL_PAD_I2C2_SCL =
		IOMUXC_SW_MUX_CTL_PAD_I2C2_SCL_MUX_MODE(0) |
		IOMUXC_SW_MUX_CTL_PAD_I2C2_SCL_SION_MASK;
	IOMUXC_SW_MUX_CTL_PAD_I2C2_SDA =
		IOMUXC_SW_MUX_CTL_PAD_I2C2_SDA_MUX_MODE(0) |
		IOMUXC_SW_MUX_CTL_PAD_I2C2_SDA_SION_MASK;

	IOMUXC_I2C2_SCL_SELECT_INPUT = IOMUXC_I2C2_SCL_SELECT_INPUT_DAISY(1);
	IOMUXC_I2C2_SDA_SELECT_INPUT = IOMUXC_I2C2_SDA_SELECT_INPUT_DAISY(1);

	IOMUXC_SW_PAD_CTL_PAD_I2C2_SCL =
		IOMUXC_SW_PAD_CTL_PAD_I2C2_SCL_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_I2C2_SCL_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_I2C2_SCL_DSE(0)   |
		IOMUXC_SW_PAD_CTL_PAD_I2C2_SCL_HYS_MASK;

	IOMUXC_SW_PAD_CTL_PAD_I2C2_SDA =
		IOMUXC_SW_PAD_CTL_PAD_I2C2_SDA_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_I2C2_SDA_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_I2C2_SDA_DSE(0)   |
		IOMUXC_SW_PAD_CTL_PAD_I2C2_SDA_HYS_MASK;
#endif  /* CONFIG_I2C_2 */

#ifdef CONFIG_I2C_3
	IOMUXC_SW_MUX_CTL_PAD_I2C3_SCL =
		IOMUXC_SW_MUX_CTL_PAD_I2C3_SCL_MUX_MODE(0) |
		IOMUXC_SW_MUX_CTL_PAD_I2C3_SCL_SION_MASK;
	IOMUXC_SW_MUX_CTL_PAD_I2C3_SDA =
		IOMUXC_SW_MUX_CTL_PAD_I2C3_SDA_MUX_MODE(0) |
		IOMUXC_SW_MUX_CTL_PAD_I2C3_SDA_SION_MASK;

	IOMUXC_I2C3_SCL_SELECT_INPUT = IOMUXC_I2C3_SCL_SELECT_INPUT_DAISY(2);
	IOMUXC_I2C3_SDA_SELECT_INPUT = IOMUXC_I2C3_SDA_SELECT_INPUT_DAISY(2);

	IOMUXC_SW_PAD_CTL_PAD_I2C3_SCL =
		IOMUXC_SW_PAD_CTL_PAD_I2C3_SCL_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_I2C3_SCL_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_I2C3_SCL_DSE(0)   |
		IOMUXC_SW_PAD_CTL_PAD_I2C3_SCL_HYS_MASK;

	IOMUXC_SW_PAD_CTL_PAD_I2C3_SDA =
		IOMUXC_SW_PAD_CTL_PAD_I2C3_SDA_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_I2C3_SDA_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_I2C3_SDA_DSE(0)   |
		IOMUXC_SW_PAD_CTL_PAD_I2C3_SDA_HYS_MASK;
#endif  /* CONFIG_I2C_3 */

#ifdef CONFIG_I2C_4
	IOMUXC_SW_MUX_CTL_PAD_I2C4_SCL =
		IOMUXC_SW_MUX_CTL_PAD_I2C4_SCL_MUX_MODE(0) |
		IOMUXC_SW_MUX_CTL_PAD_I2C4_SCL_SION_MASK;
	IOMUXC_SW_MUX_CTL_PAD_I2C4_SDA =
		IOMUXC_SW_MUX_CTL_PAD_I2C4_SDA_MUX_MODE(0) |
		IOMUXC_SW_MUX_CTL_PAD_I2C4_SDA_SION_MASK;

	IOMUXC_I2C4_SCL_SELECT_INPUT = IOMUXC_I2C4_SCL_SELECT_INPUT_DAISY(2);
	IOMUXC_I2C4_SDA_SELECT_INPUT = IOMUXC_I2C4_SDA_SELECT_INPUT_DAISY(2);

	IOMUXC_SW_PAD_CTL_PAD_I2C4_SCL =
		IOMUXC_SW_PAD_CTL_PAD_I2C4_SCL_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_I2C4_SCL_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_I2C4_SCL_DSE(0)   |
		IOMUXC_SW_PAD_CTL_PAD_I2C4_SCL_HYS_MASK;

	IOMUXC_SW_PAD_CTL_PAD_I2C4_SDA =
		IOMUXC_SW_PAD_CTL_PAD_I2C4_SDA_PE_MASK  |
		IOMUXC_SW_PAD_CTL_PAD_I2C4_SDA_PS(3)    |
		IOMUXC_SW_PAD_CTL_PAD_I2C4_SDA_DSE(0)   |
		IOMUXC_SW_PAD_CTL_PAD_I2C4_SDA_HYS_MASK;
#endif  /* CONFIG_I2C_4 */

	return 0;

}

SYS_INIT(warp7_m4_pinmux_init, PRE_KERNEL_1, 0);