/**************************************************************************** * arch/arm/include/gd32f4/chip.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 __ARCH_ARM_INCLUDE_GD32F4_CHIP_H #define __ARCH_ARM_INCLUDE_GD32F4_CHIP_H /**************************************************************************** * Included Files ****************************************************************************/ #include /**************************************************************************** * Pre-processor Prototypes ****************************************************************************/ /* Check the GD32F4 family configuration. * It must be done in arch/arm/src/gd32f4/Kconfig ! */ #if defined(CONFIG_ARCH_CHIP_GD32F450IK) # define GD32_NGPIO_PORTS 9 /* GPIOA-I */ # define GD32_NCRC 1 /* CRC calculation unit */ # define GD32_NTRNG 1 /* True random number generator (RNG) */ # define GD32_NDMA 2 /* DMA0,1 */ # define GD32_NIPA 1 /* Image processing accelerator */ # define GD32_NIREF 1 /* Programmable current reference */ # define GD32_NADC 3 /* 12-bit ADC0-2, 19 channels */ # define GD32_NDAC 2 /* 12-bit DAC0,1 */ # define GD32_NATIMER 2 /* Two advanced timers TIMER0 and 7 that support DMA */ # define GD32_NGTIMER 4 /* 16-bit general timers TIMER2 and 3 * 32-bit general timers TIMER1 and 4 that support DMA */ # define GD32_NGTIMNDMA 6 /* 16-bit general timers TIMER8-13 that not support DMA */ # define GD32_NBTIMER 2 /* Two basic timers, TIMER5,6 that support DMA */ # define GD32_NUSART 8 /* USART0-2 and 5, UART 3,4 and 6,7 */ # define GD32_NI2C 3 /* I2C0-2 */ # define GD32_NSPI 6 /* SPI0-5 */ # define GD32_NI2S 2 /* I2S1-2 (multiplexed with SPI1-2) */ # define GD32_NDCI 1 /* Digital camera interface (DCI) */ # define GD32_NTLI 1 /* TFT-LCD interface (TLI) */ # define GD32_NSDIO 1 /* Secure digital input/output interface */ # define GD32_NEXMC 1 /* External memory controller */ # define GD32_NCAN 2 /* CAN0-1 */ # define GD32_NETHERNET 1 /* 10/100 Ethernet MAC */ # define GD32_NUSBFS 1 /* USB FS*/ # define GD32_NUSBHS 1 /* USB HS*/ #elif defined(CONFIG_ARCH_CHIP_GD32F450ZK) # define GD32_NGPIO_PORTS 8 /* GPIOA-H */ # define GD32_NCRC 1 /* CRC calculation unit */ # define GD32_NTRNG 1 /* True random number generator (RNG) */ # define GD32_NDMA 2 /* DMA0,1 */ # define GD32_NIPA 1 /* Image processing accelerator */ # define GD32_NIREF 1 /* Programmable current reference */ # define GD32_NADC 3 /* 12-bit ADC0-2, 19 channels */ # define GD32_NDAC 2 /* 12-bit DAC0,1 */ # define GD32_NATIMER 2 /* Two advanced timers TIMER0 and 7 that support DMA */ # define GD32_NGTIMER 4 /* 16-bit general timers TIMER2 and 3 * 32-bit general timers TIMER1 and 4 that support DMA */ # define GD32_NGTIMNDMA 6 /* 16-bit general timers TIMER8-13 that not support DMA */ # define GD32_NBTIMER 2 /* Two basic timers, TIMER5,6 that support DMA */ # define GD32_NUSART 8 /* USART0-2 and 5, UART 3,4 and 6,7 */ # define GD32_NI2C 3 /* I2C0-2 */ # define GD32_NSPI 6 /* SPI0-5 */ # define GD32_NI2S 2 /* I2S1-2 (multiplexed with SPI1-2) */ # define GD32_NDCI 1 /* Digital camera interface (DCI) */ # define GD32_NTLI 1 /* TFT-LCD interface (TLI) */ # define GD32_NSDIO 1 /* Secure digital input/output interface */ # define GD32_NEXMC 1 /* External memory controller */ # define GD32_NCAN 2 /* CAN0-1 */ # define GD32_NETHERNET 1 /* 10/100 Ethernet MAC */ # define GD32_NUSBFS 1 /* USB FS*/ # define GD32_NUSBHS 1 /* USB HS*/ #else # error "Unknown GD32F4 chip type" #endif /* Get customizations for each supported chip and provide alternate function * pin-mapping * * NOTE: Each GPIO pin may serve either for general purpose I/O or for a * special alternate function (such as USART, CAN, USB, SDIO, etc.). That * particular pin-mapping will depend on the package and GD32 family. If * you are incorporating a new GD32 chip into NuttX, you will need to add * the pin-mapping to a header file and to include that header file below. * The chip-specific pin-mapping is defined in the chip datasheet. */ /* NVIC priority levels *****************************************************/ #define NVIC_SYSH_PRIORITY_MIN 0xf0 /* All bits set in minimum priority */ #define NVIC_SYSH_PRIORITY_DEFAULT 0x80 /* Midpoint is the default */ #define NVIC_SYSH_PRIORITY_MAX 0x00 /* Zero is maximum priority */ #define NVIC_SYSH_PRIORITY_STEP 0x10 /* Four bits of interrupt priority used */ #endif /* __ARCH_ARM_INCLUDE_GD32F4_CHIP_H */