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/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-01-13 Lyons first version
* 2021-06-23 RiceChen refactor
*/
#ifndef __DRV_SPI_H__
#define __DRV_SPI_H__
#include <board.h>
#include "drv_common.h"
#include "fsl_iomuxc.h"
#include "fsl_clock.h"
#include "fsl_ecspi.h"
struct imx6ull_spi_cs
{
rt_uint32_t pin;
};
struct imx6ull_spi_config
{
ECSPI_Type *ECSPI;
char *name;
rt_uint32_t clk_ip_name;
struct imx6ull_iomuxc clk_gpio;
struct imx6ull_iomuxc miso_gpio;
struct imx6ull_iomuxc mosi_gpio;
};
struct imx6ull_spi_bus
{
struct rt_spi_bus parent;
struct imx6ull_spi_config *config;
};
#ifdef BSP_USING_SPI1
#define SPI1_BUS_CONFIG \
{ \
.ECSPI = ECSPI1, \
.name = "spi1", \
.clk_ip_name = kCLOCK_Ecspi1, \
.clk_gpio = {IOMUXC_CSI_DATA04_ECSPI1_SCLK, 0, 0X10B1}, \
.miso_gpio = {IOMUXC_CSI_DATA07_ECSPI1_MISO, 0, 0X10B1}, \
.mosi_gpio = {IOMUXC_CSI_DATA06_ECSPI1_MOSI, 0, 0X10B1}, \
}
#endif /* BSP_USING_SPI1 */
#ifdef BSP_USING_SPI2
#define SPI2_BUS_CONFIG \
{ \
.ECSPI = ECSPI2, \
.name = "spi2", \
.clk_ip_name = kCLOCK_Ecspi2, \
.clk_gpio = {IOMUXC_UART4_TX_DATA_ECSPI2_SCLK, 0, 0X10B1}, \
.miso_gpio = {IOMUXC_UART5_RX_DATA_ECSPI2_MISO, 0, 0X10B1}, \
.mosi_gpio = {IOMUXC_UART5_TX_DATA_ECSPI2_MOSI, 0, 0X10B1}, \
}
#endif /* BSP_USING_SPI2 */
#ifdef BSP_USING_SPI3
#define SPI3_BUS_CONFIG \
{ \
.ECSPI = ECSPI3, \
.name = "spi3", \
.clk_ip_name = kCLOCK_Ecspi3, \
.clk_gpio = {IOMUXC_UART2_RX_DATA_ECSPI3_SCLK, 0, 0X10B1}, \
.miso_gpio = {IOMUXC_UART2_RTS_B_ECSPI3_MISO, 0, 0X10B1}, \
.mosi_gpio = {IOMUXC_UART2_CTS_B_ECSPI3_MOSI, 0, 0X10B1}, \
}
#endif /* BSP_USING_SPI3 */
#ifdef BSP_USING_SPI4
#define SPI4_BUS_CONFIG \
{ \
.ECSPI = ECSPI4, \
.name = "spi4", \
.clk_ip_name = kCLOCK_Ecspi4, \
.clk_gpio = {IOMUXC_ENET2_TX_DATA1_ECSPI4_SCLK, 0, 0X10B1}, \
.miso_gpio = {IOMUXC_ENET2_TX_CLK_ECSPI4_MISO, 0, 0X10B1}, \
.mosi_gpio = {IOMUXC_ENET2_TX_EN_ECSPI4_MOSI, 0, 0X10B1}, \
}
#endif /* BSP_USING_SPI4 */
rt_err_t rt_hw_spi_device_attach(const char *bus_name, const char *device_name, rt_uint32_t pin);
#endif
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