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incubator-nuttx/boards/arm/gd32f4/gd32f450zk-aiotbox/include/board.h

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/****************************************************************************
* boards/arm/gd32f4/gd32f450zk-aiotbox/include/board.h
*
* 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_GD32F450ZK_AIOTBOX_INCLUDE_BOARD_H
#define __BOARDS_ARM_GD32F450ZK_AIOTBOX_INCLUDE_BOARD_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifndef __ASSEMBLY__
# include <stdint.h>
#endif
#define GD32_BOARD_SYSCLK_PLL_HXTAL
/* Do not include GD32F4 header files here */
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Clocking *****************************************************************/
/* The GD32F450ZK-EVAL board features a single 25MHz crystal.
*
* This is the default configuration:
* System clock source : PLL (HXTAL)
* SYSCLK(Hz) : 200000000 Determined by PLL config
* HCLK(Hz) : 200000000 (GD32_SYSCLK_FREQUENCY)
* AHB Prescaler : 1 (GD32_RCU_CFG0_AHB_PSC)
* APB2 Prescaler : 2 (GD32_RCU_CFG0_APB2_PSC)
* APB1 Prescaler : 4 (GD32_RCU_CFG0_APB1_PSC)
* HXTAL value(Hz) : 25000000 (GD32_BOARD_XTAL)
* PLLM : 25 (GD32_PLL_PLLM)
* PLLN : 400 (RCU_PLL_PLLN)
* PLLP : 2 (GD32_PLL_PLLP)
* PLLQ : 7 (GD32_PLL_PLLQ)
*/
/* IRC16M - 16 MHz RC factory-trimmed
* IRC32K - 32 KHz RC
* HXTAL - On-board crystal frequency is 25MHz
* LXTAL - 32.768 kHz
*/
#ifndef CONFIG_GD32F4_BOARD_HXTAL_VALUE
# define GD32_BOARD_HXTAL 25000000ul
#else
# define GD32_BOARD_HXTAL CONFIG_GD32F4_BOARD_HXTAL_VALUE
#endif
#define GD32_IRC16M_VALUE 16000000ul
#define GD32_IRC32K_VALUE 32000u
#define GD32_HXTAL_VALUE GD32_BOARD_HXTAL
#define GD32_LXTAL_VALUE 32768u
#if defined(CONFIG_GD32F4_200MHZ_AIOTBOX)
/* Main PLL Configuration.
*
* PLL source is HXTAL
* PLL_VCO = (GD32_HXTAL_VALUE / PLLM) * PLLN
* = (25,000,000 / 25) * 400
* = 400,000,000
* SYSCLK = PLL_VCO / PLLP
* = 400,000,000 / 2 = 168,000,000
* USB, SDIO and RNG Clock
* = PLL_VCO / PLLQ
* = 48,000,000
*/
#define GD32_PLL_PLLPSC RCU_PLL_PLLPSC(25)
#define GD32_PLL_PLLN RCU_PLL_PLLN(400)
#define GD32_PLL_PLLP RCU_PLL_PLLP(2)
#define GD32_PLL_PLLQ RCU_PLL_PLLQ(7)
#define GD32_SYSCLK_FREQUENCY 200000000ul
#elif defined(CONFIG_GD32F4_168MHZ_AIOTBOX)
/* Main PLL Configuration.
*
* PLL source is HXTAL
* PLL_VCO = (GD32_HXTAL_VALUE / PLLM) * PLLN
* = (25,000,000 / 25) * 336
* = 336,000,000
* SYSCLK = PLL_VCO / PLLP
* = 336,000,000 / 2 = 168,000,000
* USB, SDIO and RNG Clock
* = PLL_VCO / PLLQ
* = 48,000,000
*/
#define GD32_PLL_PLLPSC RCU_PLL_PLLPSC(25)
#define GD32_PLL_PLLN RCU_PLL_PLLN(336)
#define GD32_PLL_PLLP RCU_PLL_PLLP(2)
#define GD32_PLL_PLLQ RCU_PLL_PLLQ(7)
#define GD32_SYSCLK_FREQUENCY 168000000ul
#endif
/* AHB clock (HCLK) is SYSCLK */
#define GD32_RCU_CFG0_AHB_PSC RCU_CFG0_AHBPSC_CKSYS_DIV1 /* HCLK = SYSCLK / 1 */
#define GD32_HCLK_FREQUENCY GD32_SYSCLK_FREQUENCY
/* APB2 clock (PCLK2) is HCLK/2 */
#define GD32_RCU_CFG0_APB2_PSC RCU_CFG0_APB2PSC_CKAHB_DIV2 /* PCLK2 = HCLK / 2 */
#define GD32_PCLK2_FREQUENCY (GD32_HCLK_FREQUENCY/2)
/* APB1 clock (PCLK1) is HCLK/4 */
#define GD32_RCU_CFG0_APB1_PSC RCU_CFG0_APB1PSC_CKAHB_DIV4 /* PCLK1 = HCLK / 4 */
#define GD32_PCLK1_FREQUENCY (GD32_HCLK_FREQUENCY / 4)
/* Timers driven from APB1 will be twice PCLK1 */
#define GD32_APB1_TIMER2_CLKIN (2*GD32_PCLK1_FREQUENCY)
#define GD32_APB1_TIMER3_CLKIN (2*GD32_PCLK1_FREQUENCY)
#define GD32_APB1_TIMER4_CLKIN (2*GD32_PCLK1_FREQUENCY)
#define GD32_APB1_TIMER5_CLKIN (2*GD32_PCLK1_FREQUENCY)
#define GD32_APB1_TIMER6_CLKIN (2*GD32_PCLK1_FREQUENCY)
#define GD32_APB1_TIMER7_CLKIN (2*GD32_PCLK1_FREQUENCY)
#define GD32_APB1_TIMER12_CLKIN (2*GD32_PCLK1_FREQUENCY)
#define GD32_APB1_TIMER13_CLKIN (2*GD32_PCLK1_FREQUENCY)
#define GD32_APB1_TIMER14_CLKIN (2*GD32_PCLK1_FREQUENCY)
/* Timers driven from APB2 will be twice PCLK2 */
#define GD32_APB2_TIMER1_CLKIN (2*GD32_PCLK2_FREQUENCY)
#define GD32_APB2_TIMER8_CLKIN (2*GD32_PCLK2_FREQUENCY)
#define GD32_APB2_TIMER9_CLKIN (2*GD32_PCLK2_FREQUENCY)
#define GD32_APB2_TIMER10_CLKIN (2*GD32_PCLK2_FREQUENCY)
#define GD32_APB2_TIMER11_CLKIN (2*GD32_PCLK2_FREQUENCY)
/* Timer Frequencies, if APBx is set to 1, frequency is same to APBx
* otherwise frequency is 2xAPBx.
* Note: TIMER1,8 are on APB2, others on APB1
*/
#define BOARD_TIMER1_FREQUENCY GD32_HCLK_FREQUENCY
#define BOARD_TIMER2_FREQUENCY (GD32_HCLK_FREQUENCY/2)
#define BOARD_TIMER3_FREQUENCY (GD32_HCLK_FREQUENCY/2)
#define BOARD_TIMER4_FREQUENCY (GD32_HCLK_FREQUENCY/2)
#define BOARD_TIMER5_FREQUENCY (GD32_HCLK_FREQUENCY/2)
#define BOARD_TIMER6_FREQUENCY (GD32_HCLK_FREQUENCY/2)
#define BOARD_TIMER7_FREQUENCY (GD32_HCLK_FREQUENCY/2)
#define BOARD_TIMER8_FREQUENCY GD32_HCLK_FREQUENCY
/* LED definitions **********************************************************/
/* The GD32F450ZK_EVAL board has board has three LEDs. The LED1, LED2 and
* LED3 are controlled by GPIO. LED1 is connected to PD4, LED2 is connected
* to PD5, LED3 is connected to PG3
*
* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs
* in any way.
* The following definitions are used to access individual LEDs.
*/
/* LED index values */
typedef enum
{
BOARD_LED1 = 0,
BOARD_LED2 = 1,
BOARD_LED3 = 2,
BOARD_LEDS
} led_typedef_enum;
/* LED bits */
#define BOARD_LED1_BIT (1 << BOARD_LED1)
#define BOARD_LED2_BIT (1 << BOARD_LED2)
#define BOARD_LED3_BIT (1 << BOARD_LED3)
/* If CONFIG_ARCH_LEDS is defined, the usage by the board port is defined in
* include/board.h and src/gd32f4xx_autoleds.c. The LEDs are used to encode
* OS-related events as follows:
*
*
* SYMBOL Meaning LED state
* LED1 LED2 LED3
* ---------------------- -------------------------- ------ ------ ---
*/
#define LED_STARTED 0 /* NuttX has been started OFF OFF OFF */
#define LED_HEAPALLOCATE 1 /* Heap has been allocated ON OFF OFF */
#define LED_IRQSENABLED 2 /* Interrupts enabled OFF ON OFF */
#define LED_STACKCREATED 3 /* Idle stack created OFF OFF ON */
#define LED_INIRQ 4 /* In an interrupt ON ON OFF */
#define LED_SIGNAL 5 /* In a signal handler ON OFF ON */
#define LED_ASSERTION 6 /* An assertion failed OFF ON ON */
#define LED_PANIC 7 /* The system has crashed FLASH ON ON */
#define LED_IDLE 8 /* MCU is is sleep mode OFF FLASH OFF */
/* Button definitions *******************************************************/
/* The GD32F450Z Eval supports three user buttons: Wakeup, Tamper and
* User key, they are connected to GPIO PA0, PC13, PB14.
* A low value will be sensed when the button is depressed.
*/
typedef enum
{
BUTTON_WAKEUP = 0,
BUTTON_TAMPER = 1,
BUTTON_USER = 2,
NUM_BUTTONS
} key_typedef_enum;
#define BUTTON_WAKEUP_BIT (1 << BUTTON_WAKEUP)
#define BUTTON_TAMPER_BIT (1 << BUTTON_TAMPER)
#define BUTTON_USER_BIT (1 << BUTTON_USER)
/* Alternate function pin selections ****************************************/
#if defined(CONFIG_GD32F450ZK_AIOTBOX_CONSOLE_BOARD)
/* USART0:
*
* These configurations assume that you are using a standard RS-232
* shield with the serial interface with RX on PA10 and TX on PA10:
*
* -------- ---------------
* GD32F450ZK-EVAL
* -- ----- --------- -----
* RX USART0_RX PB7
* TX USART0_TX PB6
* -- ----- --------- -----
*/
# define GPIO_USART0_RX GPIO_USART0_RX_3
# define GPIO_USART0_TX GPIO_USART0_TX_3
# define GPIO_USART2_RX GPIO_USART2_RX_3
# define GPIO_USART2_TX GPIO_USART2_TX_2
#if defined(CONFIG_SERIAL_IFLOWCONTROL) && defined(CONFIG_USART0_IFLOWCONTROL)
# define GPIO_USART0_RTS GPIO_USART0_RTS_1
# endif
#if defined(CONFIG_SERIAL_OFLOWCONTROL) && defined(CONFIG_USART0_OFLOWCONTROL)
# define GPIO_USART0_CTS GPIO_USART0_CTS_1
# endif
#endif
#if CONFIG_GD32F4_USART0_TXDMA
# define DMA_CHANNEL_USART0_TX DMA_REQ_USART0_TX
#endif
#if CONFIG_GD32F4_USART0_RXDMA
# define DMA_CHANNEL_USART0_RX DMA_REQ_USART0_RX_1
#endif
#if defined(CONFIG_GD32F4_USART_RXDMA) || defined(CONFIG_GD32F4_USART_TXDMA)
# define USART_DMA_INTEN (DMA_CHXCTL_SDEIE | DMA_CHXCTL_TAEIE | DMA_CHXCTL_FTFIE)
#endif
/* USART3:
* Use USART3 and the USB virtual COM port
*/
#if defined(GD32F450ZK_AIOTBOX_CONSOLE_VIRTUAL)
# define GPIO_USART3_RX GPIO_USART3_RX_3
# define GPIO_USART3_TX GPIO_USART3_TX_3
#endif
/* I2C0 gpios:
*
* PB6 I2C0_SCL
* PB7 I2C0_SDA
*
*/
#define GPIO_I2C0_SCL GPIO_I2C0_SCL_2
#define GPIO_I2C0_SDA GPIO_I2C0_SDA_2
#define GPIO_I2C1_SCL GPIO_I2C1_SCL_2
#define GPIO_I2C1_SDA GPIO_I2C1_SDA_4
/* SPI flash
*
* PG12 SPI5_MISO
* PG14 SPI5_MOSI
* PG13 SPI5_SCK
*
* PG9 SPI5_CS
*
*/
#define GPIO_SPI5_CSPIN (GPIO_CFG_PORT_G | GPIO_PIN9_OUTPUT)
#define GPIO_SPI5_MISO_PIN ((GPIO_SPI5_MISO & ~GPIO_CFG_SPEED_MASK) | GPIO_CFG_SPEED_25MHZ)
#define GPIO_SPI5_MOSI_PIN ((GPIO_SPI5_MOSI & ~GPIO_CFG_SPEED_MASK) | GPIO_CFG_SPEED_25MHZ)
#define GPIO_SPI5_SCK_PIN ((GPIO_SPI5_SCK & ~GPIO_CFG_SPEED_MASK) | GPIO_CFG_SPEED_25MHZ)
#define GPIO_SPI5_IO2_PIN ((GPIO_SPI5_IO2 & ~GPIO_CFG_SPEED_MASK) | GPIO_CFG_SPEED_25MHZ)
#define GPIO_SPI5_IO3_PIN ((GPIO_SPI5_IO3 & ~GPIO_CFG_SPEED_MASK) | GPIO_CFG_SPEED_25MHZ)
#ifdef CONFIG_GD32F4_SPI0
# define GPIO_SPI0_CSPIN (GPIO_CFG_PORT_B | GPIO_PIN9_OUTPUT)
# define GPIO_SPI0_MISO_PIN ((GPIO_SPI0_MISO_1 & ~GPIO_CFG_SPEED_MASK) | GPIO_CFG_SPEED_25MHZ)
# define GPIO_SPI0_MOSI_PIN ((GPIO_SPI0_MOSI_1 & ~GPIO_CFG_SPEED_MASK) | GPIO_CFG_SPEED_25MHZ)
# define GPIO_SPI0_SCK_PIN ((GPIO_SPI0_SCK_1 & ~GPIO_CFG_SPEED_MASK) | GPIO_CFG_SPEED_25MHZ)
#endif
#ifdef CONFIG_GD32F4_SPI0_DMA
# define DMA_CHANNEL_SPI0_TX DMA_REQ_SPI0_TX_1
# define DMA_CHANNEL_SPI0_RX DMA_REQ_SPI0_RX_1
#endif
#ifdef CONFIG_GD32F4_SPI_DMA
# define SPI_DMA_INTEN (DMA_CHXCTL_SDEIE | DMA_CHXCTL_TAEIE | DMA_CHXCTL_FTFIE)
#endif
/* The GD32 F4 connects to a DP83848 PHY using these pins:
*
* GD32F450Z Eval BOARD DP83848
* GPIO SIGNAL PIN NAME
* -------- ------------ -------------
* PB11 RMII_TX_EN TXEN
* PB12 RMII_TXD0 TXD0
* PB13 RMII_TXD1 TXD1
* PC4 RMII_RXD0 RXD_0/PHYAD1
* PC5 RMII_RXD1 RXD_1/PHYAD2
* PA7 RMII_CRS_DV RX_DV/MII_MODE
* PC1 RMII_MDC MDC
* PA2 RMII_MDIO MDIO
* NRST NRST RESET_N
* PA1 RMII_REF_CLK X1
* PB15 RMII_INT PWR_DOWN/INT
*
* The PHY address is 1.
*/
#define GPIO_ENET_RMII_TX_EN GPIO_ENET_RMII_TX_EN_1
#define GPIO_ENET_RMII_TXD0 GPIO_ENET_RMII_TXD0_1
#define GPIO_ENET_RMII_TXD1 GPIO_ENET_RMII_TXD1_1
#ifdef CONFIG_GD32F4_ENET_PTP
/* Enable pulse-per-second (PPS) output signal */
# define GPIO_ENET_PPS_OUT GPIO_ENET_PPS_OUT_1
#endif
/* SDIO gpios
*
* PD2 SDIO_CMD
* PC12 SDIO_CLK
* PC8 SDIO_DAT0
* PC9 SDIO_DAT1
* PC10 SDIO_DAT2
* PC11 SDIO_DAT3
*
*/
#define GPIO_SDIO_CMD_PIN GPIO_SDIO_CMD_2
#define GPIO_SDIO_CLK_PIN GPIO_SDIO_CK_2
#define GPIO_SDIO_DAT0_PIN GPIO_SDIO_D0_2
#define GPIO_SDIO_DAT1_PIN GPIO_SDIO_D1_3
#define GPIO_SDIO_DAT2_PIN GPIO_SDIO_D2_3
#define GPIO_SDIO_DAT3_PIN GPIO_SDIO_D3
#ifdef CONFIG_GD32F4_SDIO_DMA
# define SDIO_DMA_INTEN (DMA_CHXCTL_SDEIE | DMA_CHXCTL_TAEIE | DMA_CHXCTL_FTFIE)
#endif
#endif /* __BOARDS_ARM_GD32F450ZK_EVAL_INCLUDE_BOARD_H */
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