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nuttx/boards/arm/imxrt/arcx-socket-grid/include/board.h
Alan Carvalho de Assis d218334baa boards/arcx-socket-grid: Add support to USBHOST and USBDISK 
This PR add support to USBHOST on iMXRT1052 ARCX-Socket-Grid board
and add a USBDISK board config example.

Signed-off-by: Alan C. Assis <acassis@gmail.com>
2025-08-09 17:12:48 -03:00

364 lines
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/****************************************************************************
* boards/arm/imxrt/arcx-socket-grid/include/board.h
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __BOARDS_ARM_IMXRT_IMXRT1052_SOCKET_GRID_INCLUDE_BOARD_H
#define __BOARDS_ARM_IMXRT_IMXRT1052_SOCKET_GRID_INCLUDE_BOARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
/* Do not include i.MXRT header files here */
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Clocking *****************************************************************/
/* Set VDD_SOC to 1.25V */
#define IMXRT_VDD_SOC (0x12)
/* Set Arm PLL (PLL1) to fOut = (24Mhz * ARM_PLL_DIV_SELECT/2) /
* ARM_PODF_DIVISOR
* 600Mhz = (24Mhz * ARM_PLL_DIV_SELECT/2) /
* ARM_PODF_DIVISOR
* ARM_PLL_DIV_SELECT = 100
* ARM_PODF_DIVISOR = 2
* 600Mhz = (24Mhz * 100/2) / 2
*
* AHB_CLOCK_ROOT = PLL1fOut / IMXRT_AHB_PODF_DIVIDER
* 1Hz to 600 MHz = 600Mhz / IMXRT_ARM_CLOCK_DIVIDER
* IMXRT_ARM_CLOCK_DIVIDER = 1
* 600Mhz = 600Mhz / 1
*
* PRE_PERIPH_CLK_SEL = PRE_PERIPH_CLK_SEL_PLL1
* PERIPH_CLK_SEL = 1 (0 select PERIPH_CLK2_PODF,
* 1 select PRE_PERIPH_CLK_SEL_PLL1)
* PERIPH_CLK = 600Mhz
*
* IPG_CLOCK_ROOT = AHB_CLOCK_ROOT / IMXRT_IPG_PODF_DIVIDER
* IMXRT_IPG_PODF_DIVIDER = 4
* 150Mhz = 600Mhz / 4
*
* PERCLK_CLOCK_ROOT = IPG_CLOCK_ROOT /
* IMXRT_PERCLK_PODF_DIVIDER
* IMXRT_PERCLK_PODF_DIVIDER = 9
* 16.6Mhz = 150Mhz / 9
*
* SEMC_CLK_ROOT = 600Mhz / IMXRT_SEMC_PODF_DIVIDER
* (labeled AIX_PODF in 18.2)
* IMXRT_SEMC_PODF_DIVIDER = 8
* 75Mhz = 600Mhz / 8
*
* Set Sys PLL (PLL2) to fOut = (24Mhz * (20+(2*(DIV_SELECT)))
* 528Mhz = (24Mhz * (20+(2*(1)))
*
* Set USB1 PLL (PLL3) to fOut = (24Mhz * 20)
* 480Mhz = (24Mhz * 20)
*
* Set LPSPI PLL3 PFD0 to fOut = (480Mhz / 12 * 18)
* 720Mhz = (480Mhz / 12 * 18)
* 90Mhz = (720Mhz / LSPI_PODF_DIVIDER)
*
* Set LPI2C PLL3 / 8 to fOut = (480Mhz / 8)
* 60Mhz = (480Mhz / 8)
* 12Mhz = (60Mhz / LSPI_PODF_DIVIDER)
*
* These clock frequencies can be verified via the CCM_CLKO1 pin and sending
* the appropriate clock to it with something like;
*
* putreg32( <Clk number> | CCM_CCOSR_CLKO1_EN , IMXRT_CCM_CCOSR);
* imxrt_config_gpio(GPIO_CCM_CLKO1);
*/
#define BOARD_XTAL_FREQUENCY 24000000
#define IMXRT_PRE_PERIPH_CLK_SEL CCM_CBCMR_PRE_PERIPH_CLK_SEL_PLL1
#define IMXRT_PERIPH_CLK_SEL CCM_CBCDR_PERIPH_CLK_SEL_PRE_PERIPH
#define IMXRT_ARM_PLL_DIV_SELECT 100
#define IMXRT_ARM_PODF_DIVIDER 2
#define IMXRT_AHB_PODF_DIVIDER 1
#define IMXRT_IPG_PODF_DIVIDER 4
#define IMXRT_PERCLK_CLK_SEL CCM_CSCMR1_PERCLK_CLK_SEL_IPG_CLK_ROOT
#define IMXRT_PERCLK_PODF_DIVIDER 9
#define IMXRT_SEMC_PODF_DIVIDER 8
#define IMXRT_LPSPI_CLK_SELECT CCM_CBCMR_LPSPI_CLK_SEL_PLL3_PFD0
#define IMXRT_LSPI_PODF_DIVIDER 8
#define IMXRT_LPSPI_CLK_SELECT CCM_CBCMR_LPSPI_CLK_SEL_PLL3_PFD0
#define IMXRT_LSPI_PODF_DIVIDER 8
#define IMXRT_LPI2C_CLK_SELECT CCM_CSCDR2_LPI2C_CLK_SEL_PLL3_60M
#define IMXRT_LSI2C_PODF_DIVIDER 5
#define IMXRT_USDHC1_CLK_SELECT CCM_CSCMR1_USDHC1_CLK_SEL_PLL2_PFD0
#define IMXRT_USDHC1_PODF_DIVIDER 2
#define IMXRT_SYS_PLL_SELECT CCM_ANALOG_PLL_SYS_DIV_SELECT_22
#define IMXRT_USB1_PLL_DIV_SELECT CCM_ANALOG_PLL_USB1_DIV_SELECT_20
#define IMXRT_USB2_PLL_DIV_SELECT CCM_ANALOG_PLL_USB2_DIV_SELECT_20
#define BOARD_CPU_FREQUENCY \
(BOARD_XTAL_FREQUENCY * (IMXRT_ARM_PLL_DIV_SELECT / 2)) / IMXRT_ARM_PODF_DIVIDER
/* Define this to enable tracing */
#if 0
# define IMXRT_TRACE_PODF_DIVIDER 1
# define IMXRT_TRACE_CLK_SELECT CCM_CBCMR_TRACE_CLK_SEL_PLL2_PFD0
#endif
/* LED definitions **********************************************************/
/* There are three LED status indicators located on the Board.
* The functions of these LEDs include:
*
* - Main Power Supply(LED1: green)
* - 5V Power Supply(LED3: green)
* - USER LED(LED2: red)
*
* Only a single LED, LED2, is under software control (GPIO_B0_08).
*/
/* LED index values for use with board_userled() */
#define BOARD_USERLED 0
#define BOARD_NLEDS 1
/* LED bits for use with board_userled_all() */
#define BOARD_USERLED_BIT (1 << BOARD_USERLED)
/* This LED is not used by the board port unless CONFIG_ARCH_LEDS is
* defined. In that case, the usage by the board port is defined in
* include/board.h and src/imxrt_autoleds.c. The LED is used to encode
* OS-related events as follows:
*
* -------------------- ----------------------------- ------
* SYMBOL Meaning LED
* -------------------- ----------------------------- ------
*/
#define LED_STARTED 0 /* NuttX has been started OFF */
#define LED_HEAPALLOCATE 0 /* Heap has been allocated OFF */
#define LED_IRQSENABLED 0 /* Interrupts enabled OFF */
#define LED_STACKCREATED 1 /* Idle stack created ON */
#define LED_INIRQ 2 /* In an interrupt N/C */
#define LED_SIGNAL 2 /* In a signal handler N/C */
#define LED_ASSERTION 2 /* An assertion failed N/C */
#define LED_PANIC 3 /* The system has crashed FLASH */
#undef LED_IDLE /* Not used */
/* Thus if the LED is statically on, NuttX has successfully booted and is,
* apparently, running normally. If the LED is flashing at approximately
* 2Hz, then a fatal error has been detected and the system has halted.
*/
/* Button definitions *******************************************************/
/* The Socket_Grid board doesn't have external user button */
/* SDIO *********************************************************************/
/* Pin drive characteristics - drive strength in particular may need tuning
* for specific boards, but has been checked by scope on the EVKB to make
* sure shapes are square with minimal ringing.
*/
#define PIN_USDHC1_D0 (GPIO_USDHC1_DATA0 | IOMUX_USDHC1_DATAX_DEFAULT)
#define PIN_USDHC1_D1 (GPIO_USDHC1_DATA1 | IOMUX_USDHC1_DATAX_DEFAULT)
#define PIN_USDHC1_D2 (GPIO_USDHC1_DATA2 | IOMUX_USDHC1_DATAX_DEFAULT)
#define PIN_USDHC1_D3 (GPIO_USDHC1_DATA3 | IOMUX_USDHC1_DATAX_DEFAULT)
#define PIN_USDHC1_DCLK (GPIO_USDHC1_CLK | IOMUX_USDHC1_CLK_DEFAULT)
#define PIN_USDHC1_CMD (GPIO_USDHC1_CMD | IOMUX_USDHC1_CMD_DEFAULT)
#define PIN_USDHC1_CD (GPIO_USDHC1_CD_2 | IOMUX_USDHC1_CLK_DEFAULT)
/* 386 KHz for initial inquiry stuff */
#define BOARD_USDHC_IDMODE_PRESCALER USDHC_SYSCTL_SDCLKFS_DIV256
#define BOARD_USDHC_IDMODE_DIVISOR USDHC_SYSCTL_DVS_DIV(2)
/* 24.8MHz for other modes */
#define BOARD_USDHC_MMCMODE_PRESCALER USDHC_SYSCTL_SDCLKFS_DIV8
#define BOARD_USDHC_MMCMODE_DIVISOR USDHC_SYSCTL_DVS_DIV(1)
#define BOARD_USDHC_SD1MODE_PRESCALER USDHC_SYSCTL_SDCLKFS_DIV8
#define BOARD_USDHC_SD1MODE_DIVISOR USDHC_SYSCTL_DVS_DIV(1)
#define BOARD_USDHC_SD4MODE_PRESCALER USDHC_SYSCTL_SDCLKFS_DIV8
#define BOARD_USDHC_SD4MODE_DIVISOR USDHC_SYSCTL_DVS_DIV(1)
/* LCD **********************************************************************/
#ifdef CONFIG_IMXRT_LCD
/* LCD controller */
# define GPIO_LCD_DATA23 (GPIO_LCD_DATA23_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA22 (GPIO_LCD_DATA22_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA21 (GPIO_LCD_DATA21_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA20 (GPIO_LCD_DATA20_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA19 (GPIO_LCD_DATA19_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA18 (GPIO_LCD_DATA18_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA17 (GPIO_LCD_DATA17_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA16 (GPIO_LCD_DATA16_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA15 (GPIO_LCD_DATA15_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA14 (GPIO_LCD_DATA14_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA13 (GPIO_LCD_DATA13_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA12 (GPIO_LCD_DATA12_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA11 (GPIO_LCD_DATA11_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA10 (GPIO_LCD_DATA10_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA09 (GPIO_LCD_DATA09_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA08 (GPIO_LCD_DATA08_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA07 (GPIO_LCD_DATA07_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA06 (GPIO_LCD_DATA06_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA05 (GPIO_LCD_DATA05_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA04 (GPIO_LCD_DATA04_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA03 (GPIO_LCD_DATA03_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA02 (GPIO_LCD_DATA02_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA01 (GPIO_LCD_DATA01_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_DATA00 (GPIO_LCD_DATA00_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_ENABLE (GPIO_LCD_ENABLE_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_HSYNC (GPIO_LCD_HSYNC_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_VSYNC (GPIO_LCD_VSYNC_1 | IOMUX_LCD_DEFAULT)
# define GPIO_LCD_CLK (GPIO_LCD_CLK_1 | IOMUX_LCD_DEFAULT)
#endif
/* ETH Disambiguation *******************************************************/
#define GPIO_ENET_TX_DATA00 (GPIO_ENET_TX_DATA00_1| \
IOMUX_ENET_DATA_DEFAULT) /* GPIO_B1_07 */
#define GPIO_ENET_TX_DATA01 (GPIO_ENET_TX_DATA01_1| \
IOMUX_ENET_DATA_DEFAULT) /* GPIO_B1_08 */
#define GPIO_ENET_RX_DATA00 (GPIO_ENET_RX_DATA00_1| \
IOMUX_ENET_DATA_DEFAULT) /* GPIO_B1_04 */
#define GPIO_ENET_RX_DATA01 (GPIO_ENET_RX_DATA01_1| \
IOMUX_ENET_DATA_DEFAULT) /* GPIO_B1_05 */
#define GPIO_ENET_MDIO (GPIO_ENET_MDIO_3|IOMUX_ENET_MDIO_DEFAULT) /* GPIO_EMC_41 */
#define GPIO_ENET_MDC (GPIO_ENET_MDC_3|IOMUX_ENET_MDC_DEFAULT) /* GPIO_EMC_40 */
#define GPIO_ENET_RX_EN (GPIO_ENET_RX_EN_1|IOMUX_ENET_EN_DEFAULT) /* GPIO_B1_06 */
#define GPIO_ENET_RX_ER (GPIO_ENET_RX_ER_1|IOMUX_ENET_RXERR_DEFAULT) /* GPIO_B1_11 */
#define GPIO_ENET_TX_CLK (GPIO_ENET_REF_CLK_2|\
IOMUX_ENET_TX_CLK_DEFAULT) /* GPIO_B1_10 */
#define GPIO_ENET_TX_EN (GPIO_ENET_TX_EN_1|IOMUX_ENET_EN_DEFAULT) /* GPIO_B1_09 */
/* PIO Disambiguation *******************************************************/
/* LPUARTs
*
* Serial console port is provided on UART1 using the pins
* 4 and 6 of JTAG 20 pins connector.
*/
#define GPIO_LPUART1_RX (GPIO_LPUART1_RX_1|IOMUX_UART_DEFAULT) /* GPIO_AD_B0_13 */
#define GPIO_LPUART1_TX (GPIO_LPUART1_TX_1|IOMUX_UART_DEFAULT) /* GPIO_AD_B0_12 */
/* LPI2Cs
*
* There are three LPI2C ports and an I2C expansor (PCA9645APW):
* - LPI2C1: Coil sensor PCB
* - LPI2C2: Coil sensor PCB
* - LPI2C3: 2 devices (EEPROM M24128 and IO/Expander PCA9645)
* and Coil sensor PCB
*
* IO Expansor I2C ports:
* - I2C4: not used
* - I2C5: V, I, Temp Measurements:
* 0x48 - ADS7830
* 0x49 - LM75B
* 0x4A - LM75B
* - I2C6: USB2 HUB Controller (USB2517)
* - I2C7: Coil sensor connector
*/
#define GPIO_LPI2C1_SDA (GPIO_LPI2C1_SDA_2|IOMUX_LPI2C_DEFAULT) /* GPIO_AD_B1_01 */
#define GPIO_LPI2C1_SCL (GPIO_LPI2C1_SCL_2|IOMUX_LPI2C_DEFAULT) /* GPIO_AD_B1_00 */
#define GPIO_LPI2C2_SDA (GPIO_LPI2C2_SDA_1|IOMUX_LPI2C_DEFAULT) /* GPIO_B0_04 */
#define GPIO_LPI2C2_SCL (GPIO_LPI2C2_SCL_1|IOMUX_LPI2C_DEFAULT) /* GPIO_B0_03 */
#define GPIO_LPI2C3_SDA (GPIO_LPI2C3_SDA_3|IOMUX_LPI2C_DEFAULT) /* GPIO_AD_B0_01 */
#define GPIO_LPI2C3_SCL (GPIO_LPI2C3_SCL_3|IOMUX_LPI2C_DEFAULT) /* GPIO_AD_B0_00 */
/* LPSPI
*
* The Socket Grid board uses 3 SPI ports
*
* - FlexSPI: Serial NOR
* - LPSPI3: Gigabit Switch KSZ8795
* - LPSPI4: IO-Link MAX14819 transceiver
*/
/* FLEXSPI */
#define GPIO_FLEXSPI_DQS (GPIO_FLEXSPIA_DQS_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_05 */
#define GPIO_FLEXSPI_CS (GPIO_FLEXSPIA_SS0_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_06 */
#define GPIO_FLEXSPI_IO0 (GPIO_FLEXSPIA_DATA00_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_08 */
#define GPIO_FLEXSPI_IO1 (GPIO_FLEXSPIA_DATA01_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_09 */
#define GPIO_FLEXSPI_IO2 (GPIO_FLEXSPIA_DATA02_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_10 */
#define GPIO_FLEXSPI_IO3 (GPIO_FLEXSPIA_DATA03_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_11 */
#define GPIO_FLEXSPI_IO4 (GPIO_FLEXSPIB_DATA00_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_03 */
#define GPIO_FLEXSPI_IO5 (GPIO_FLEXSPIB_DATA01_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_02 */
#define GPIO_FLEXSPI_IO6 (GPIO_FLEXSPIB_DATA02_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_01 */
#define GPIO_FLEXSPI_IO7 (GPIO_FLEXSPIB_DATA03_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_00 */
#define GPIO_FLEXSPI_SCK (GPIO_FLEXSPIA_SCLK_2|IOMUX_FLEXSPI_DEFAULT) /* GPIO_SD_B1_07 */
/* LPSPI3 */
#define GPIO_LPSPI3_SCK (GPIO_LPSPI3_SCK_1|IOMUX_LPSPI_DEFAULT) /* GPIO_AD_B1_15 */
#define GPIO_LPSPI3_MISO (GPIO_LPSPI3_SDI_1|IOMUX_LPSPI_DEFAULT) /* GPIO_AD_B1_13 */
#define GPIO_LPSPI3_MOSI (GPIO_LPSPI3_SDO_1|IOMUX_LPSPI_DEFAULT) /* GPIO_AD_B1_14 */
/* LPSPI4 */
#define GPIO_LPSPI4_SCK (GPIO_LPSPI4_SCK_2|IOMUX_LPSPI_DEFAULT) /* GPIO_B0_03 */
#define GPIO_LPSPI4_MISO (GPIO_LPSPI4_SDI_2|IOMUX_LPSPI_DEFAULT) /* GPIO_B0_01 */
#define GPIO_LPSPI4_MOSI (GPIO_LPSPI4_SDO_2|IOMUX_LPSPI_DEFAULT) /* GPIO_B0_02 */
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
#ifndef __ASSEMBLY__
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __BOARDS_ARM_IMXRT_IMXRT1052_SOCKET_GRID_INCLUDE_BOARD_H */
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