From 6794cb03a83dcd87d1ddf2ed51dac3300dcefb50 Mon Sep 17 00:00:00 2001 From: wgzAIIT <820906721@qq.com> Date: Tue, 25 Oct 2022 16:27:25 +0800 Subject: [PATCH] support touch screen for xidatong-riscv64 on nuttx --- .../aiit_board/xidatong-riscv64/Kconfig | 6 +- .../xidatong-riscv64/include/board.h | 8 + .../aiit_board/xidatong-riscv64/src/Makefile | 5 + .../xidatong-riscv64/src/k210_touch.c | 409 ++++++++++++++++++ .../xidatong-riscv64/src/k210_touch.h | 88 ++++ 5 files changed, 515 insertions(+), 1 deletion(-) create mode 100644 Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_touch.c create mode 100644 Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_touch.h diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/Kconfig b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/Kconfig index 78bb7ffd2..a4a4dac80 100644 --- a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/Kconfig +++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/Kconfig @@ -6,7 +6,7 @@ if ARCH_BOARD_XIDATONG_RISCV64 menuconfig BSP_USING_CH376 - bool "Using ch376 device" + bool "Using CH376 device" default n select K210_16550_UART select K210_16550_UART3 @@ -35,6 +35,10 @@ menuconfig BSP_USING_ENET bool "Using ENET device" default n +menuconfig BSP_USING_TOUCH + bool "Using touch device" + default n + menuconfig BSP_USING_CH438 bool "Using CH438 device" default n diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/include/board.h b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/include/board.h index 32d32f02f..5757d2b3f 100644 --- a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/include/board.h +++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/include/board.h @@ -111,6 +111,10 @@ extern "C" #define BSP_ENET_NRST 13 #define BSP_ENET_NINT 14 +/* I2C */ +#define BSP_IIC_SDA 15 +#define BSP_IIC_SCL 17 + /* other mode io */ #define GPIO_E220_M0 44 #define GPIO_E220_M1 45 @@ -153,6 +157,10 @@ extern "C" #define FPIOA_ENET_MOSI 23 #define FPIOA_ENET_NCS 31 +/* I2C */ +#define FPIOA_IIC_SDA 7 +#define FPIOA_IIC_SCL 8 + /* other mode FPIOA */ #define FPIOA_E220_M0 1 #define FPIOA_E220_M1 2 diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/Makefile b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/Makefile index b3bd1fa1f..04afe7e33 100644 --- a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/Makefile +++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/Makefile @@ -53,4 +53,9 @@ endif ifeq ($(CONFIG_BSP_USING_ENET),y) CSRCS += k210_w5500.c endif + +ifeq ($(CONFIG_BSP_USING_TOUCH),y) +CSRCS += k210_touch.c +endif + include $(TOPDIR)/boards/Board.mk diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_touch.c b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_touch.c new file mode 100644 index 000000000..8d79cc121 --- /dev/null +++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_touch.c @@ -0,0 +1,409 @@ +/* +* Copyright (c) 2022 AIIT XUOS Lab +* XiUOS is licensed under Mulan PSL v2. +* You can use this software according to the terms and conditions of the Mulan PSL v2. +* You may obtain a copy of Mulan PSL v2 at: +* http://license.coscl.org.cn/MulanPSL2 +* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, +* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, +* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE. +* See the Mulan PSL v2 for more details. +*/ + +/** + * @file k210_touch.c + * @brief gt911 touch driver + * @version 1.0 + * @author AIIT XUOS Lab + * @date 2022.10.25 + */ + + +/**************************************************************************** + * Included Files + ****************************************************************************/ +#include "k210_touch.h" + +/**************************************************************************** + * Name: IIC_Init + * Description: i2c pin mode configure + * input: None + * output: None + * return:none + ****************************************************************************/ +void IIC_Init(void) +{ + /* config simluate IIC bus */ + k210_fpioa_config(BSP_IIC_SDA, GT911_FUNC_GPIO(FPIOA_IIC_SDA)); + k210_fpioa_config(BSP_IIC_SCL, GT911_FUNC_GPIO(FPIOA_IIC_SCL)); + + k210_gpiohs_set_direction(FPIOA_IIC_SDA, GPIO_DM_OUTPUT); + k210_gpiohs_set_direction(FPIOA_IIC_SCL, GPIO_DM_OUTPUT); +} + +/**************************************************************************** + * Name: SDA_IN + * Description: set sda input mode + * input: None + * output: None + * return:none + ****************************************************************************/ +void SDA_IN(void) +{ + k210_gpiohs_set_direction(FPIOA_IIC_SDA, GPIO_DM_INPUT_PULL_UP); +} + +/**************************************************************************** + * Name: SDA_OUT + * Description: set sda output mode + * input: None + * output: None + * return:none + ****************************************************************************/ +void SDA_OUT(void) +{ + k210_gpiohs_set_direction(FPIOA_IIC_SDA, GPIO_DM_OUTPUT); +} + +/**************************************************************************** + * Name: READ_SDA + * Description: read sda value + * input: None + * output: None + * return: sda pin value + ****************************************************************************/ +uint8_t READ_SDA(void) +{ + return k210_gpiohs_get_value(FPIOA_IIC_SDA); +} + +/**************************************************************************** + * Name: IIC_SCL + * Description: set the value of scl + * input: val:the value to be set + * output: None + * return: None + ****************************************************************************/ +void IIC_SCL(uint8_t val) +{ + if (val) + k210_gpiohs_set_value(FPIOA_IIC_SCL,GPIO_PV_HIGH); + else + { + k210_gpiohs_set_value(FPIOA_IIC_SCL,GPIO_PV_LOW); + } +} + +/**************************************************************************** + * Name: IIC_SDA + * Description: set the value of sda + * input: val:the value to be set + * output: None + * return: None + ****************************************************************************/ +void IIC_SDA(uint8_t val) +{ + if (val) + k210_gpiohs_set_value(FPIOA_IIC_SDA,GPIO_PV_HIGH); + else + { + k210_gpiohs_set_value(FPIOA_IIC_SDA,GPIO_PV_LOW); + } +} + +/**************************************************************************** + * Name: IIC_Start + * Description: Generate i2c start signal + * input: None + * output: None + * return: None + ****************************************************************************/ +void IIC_Start(void) +{ + SDA_OUT(); + IIC_SDA(1); + IIC_SCL(1); + up_mdelay(30); + IIC_SDA(0); + up_mdelay(2); + IIC_SCL(0); +} + +/**************************************************************************** + * Name: IIC_Start + * Description: Generate i2c stop signal + * input: None + * output: None + * return: None + ****************************************************************************/ +void IIC_Stop(void) +{ + SDA_OUT(); + IIC_SCL(1); + up_mdelay(30); + IIC_SDA(0); + up_mdelay(2); + IIC_SDA(1); +} + +/******************************************************************************************* + * Name: IIC_Wait_Ack + * Description: Wait for the reply signal to arrive + * input: None + * output: None + * return: Return value: 1:failed to receive response,0:the received response is successful. +********************************************************************************************/ +uint8_t IIC_Wait_Ack(void) +{ + uint16_t ucErrTime=0; + SDA_IN(); + IIC_SDA(1); + IIC_SCL(1); + up_mdelay(2); + while(READ_SDA()) + { + ucErrTime++; + if(ucErrTime>2500) + { + IIC_Stop(); + return 1; + } + up_mdelay(2); + } + IIC_SCL(0); + return 0; +} + +/**************************************************************************** + * Name: IIC_Ack + * Description: generate ack response + * input: None + * output: None + * return: None + ****************************************************************************/ +void IIC_Ack(void) +{ + IIC_SCL(0); + SDA_OUT(); + up_mdelay(2); + IIC_SDA(0); + up_mdelay(2); + IIC_SCL(1); + up_mdelay(2); + IIC_SCL(0); +} + +/**************************************************************************** + * Name: IIC_NAck + * Description: No ACK response is generated + * input: None + * output: None + * return: None + ****************************************************************************/ +void IIC_NAck(void) +{ + IIC_SCL(0); + SDA_OUT(); + up_mdelay(2); + IIC_SDA(1); + up_mdelay(2); + IIC_SCL(1); + up_mdelay(2); + IIC_SCL(0); +} + +/**************************************************************************** + * Name: IIC_Send_Byte + * Description: IIC sends a byte,Return whether the slave has a response + * input: None + * output: None + * return: 1:there is a response,0:no response + ****************************************************************************/ +void IIC_Send_Byte(uint8_t txd) +{ + uint8_t t; + SDA_OUT(); + IIC_SCL(0); + up_mdelay(2); + for(t=0;t<8;t++) + { + IIC_SDA((txd&0x80)>>7); + txd<<=1; + IIC_SCL(1); + up_mdelay(2); + IIC_SCL(0); + up_mdelay(2); + } +} + +/**************************************************************************** + * Name: IIC_Read_Byte + * Description: Read 1 byte, when ack=1, send ACK, when ack=0, send nACK + * input: None + * output: None + * return: Returns one byte of data read + ****************************************************************************/ +uint8_t IIC_Read_Byte(uint8_t ack) +{ + uint8_t i,receive=0; + SDA_IN(); + up_mdelay(30); + for(i=0;i<8;i++ ) + { + IIC_SCL(0); + up_mdelay(2); + IIC_SCL(1); + up_udelay(1); + receive<<=1; + if(READ_SDA())receive++; + up_udelay(1); + } + if (!ack) + IIC_NAck(); + else + IIC_Ack(); + return receive; +} + +/*********************************************************************************** + * Name: GT911_WR_Reg + * Description: Write data to GT911 once + * input: reg: start register address,buf: data cache area,len: write data length + * output: None + * return: Return value: 0, success; 1, failure. + ***********************************************************************************/ +static uint8_t GT911_WR_Reg(uint16_t reg,uint8_t *buf,uint8_t len) +{ + uint8_t i; + uint8_t ret=0; + IIC_Start(); + IIC_Send_Byte(CT_CMD_WR); + IIC_Wait_Ack(); + IIC_Send_Byte(reg>>8); + IIC_Wait_Ack(); + IIC_Send_Byte(reg&0XFF); + IIC_Wait_Ack(); + for(i=0;i>8); + IIC_Wait_Ack(); + IIC_Send_Byte(reg&0XFF); + IIC_Wait_Ack(); + IIC_Stop(); + + IIC_Start(); + IIC_Send_Byte(CT_CMD_RD); + IIC_Wait_Ack(); + for(i=0;i 5) || (Dev_Now.TouchCount == 0) ) + { + GT911_WR_Reg(GT911_READ_XY_REG, (uint8_t *)&Clearbuf, 1); + return false; + } + GT911_RD_Reg(GT911_READ_XY_REG + 1, &buf[1], Dev_Now.TouchCount*8); + GT911_WR_Reg(GT911_READ_XY_REG, (uint8_t *)&Clearbuf, 1); + + for (uint8_t i = 0;i < Dev_Now.TouchCount; i++) + { + Dev_Now.Touchkeytrackid[i] = buf[1+(8*i)]; + Dev_Now.X[i] = ((uint16_t)buf[3+(8*i)] << 8) + buf[2+(8*i)]; + Dev_Now.Y[i] = ((uint16_t)buf[5+(8*i)] << 8) + buf[4+(8*i)]; + Dev_Now.S[i] = ((uint16_t)buf[7+(8*i)] << 8) + buf[6+(8*i)]; + + + if(Dev_Now.Y[i] < 20) Dev_Now.Y[i] = 20; + if(Dev_Now.Y[i] > GT911_MAX_HEIGHT -20) Dev_Now.Y[i]=GT911_MAX_HEIGHT - 20; + if(Dev_Now.X[i] < 20) Dev_Now.X[i] = 20; + if(Dev_Now.X[i] > GT911_MAX_WIDTH-20) Dev_Now.X[i] = GT911_MAX_WIDTH - 20; + point->X = Dev_Now.X[i]; + point->Y = Dev_Now.Y[i]; + } + } + return true; +} + +/*********************************************************************************** + * Name: GT911_test + * Description: gt911 test code + * input: None + * output: None + * return: Returns true for touch, false for no touch + ***********************************************************************************/ +void GT911_test(void) +{ + uint16_t res; + POINT point = {0, 0}; + IIC_Init(); + res = GT911_ReadFirmwareVersion(); + printf("FirmwareVersion:%2x\n",res); + while(1) + { + if(GT911_Scan(&point)) + { + printf("Now touch point:(%d,%d)\n",point.X,point.X); + } + } +} \ No newline at end of file diff --git a/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_touch.h b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_touch.h new file mode 100644 index 000000000..26ad5ed32 --- /dev/null +++ b/Ubiquitous/Nuttx_Fusion_XiUOS/aiit_board/xidatong-riscv64/src/k210_touch.h @@ -0,0 +1,88 @@ +/* +* Copyright (c) 2022 AIIT XUOS Lab +* XiUOS is licensed under Mulan PSL v2. +* You can use this software according to the terms and conditions of the Mulan PSL v2. +* You may obtain a copy of Mulan PSL v2 at: +* http://license.coscl.org.cn/MulanPSL2 +* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, +* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, +* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE. +* See the Mulan PSL v2 for more details. +*/ + +/** + * @file k210_touch.h + * @brief gt911 touch driver + * @version 1.0 + * @author AIIT XUOS Lab + * @date 2022.10.25 + */ + +#ifndef _K210_TOUCH_H_ +#define _K210_TOUCH_H_ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include "k210_config.h" +#include "k210_fpioa.h" +#include "k210_gpiohs.h" +#include "nuttx/arch.h" +#include "k210_gpio_common.h" + +#define GT911_FUNC_GPIO(n) ((K210_IO_FUNC_GPIOHS0 + n) | K210_IOFLAG_GPIOHS) + +#define GT911_MAX_WIDTH (uint16_t)800 +#define GT911_MAX_HEIGHT (uint16_t)480 +#define CT_CMD_WR (uint8_t)0XBA +#define CT_CMD_RD (uint8_t)0XBB +#define CT_MAX_TOUCH (uint8_t)5 +#define GT911_COMMAND_REG (uint16_t)0x8040 +#define GT911_CONFIG_REG (uint16_t)0x8047 +#define GT911_PRODUCT_ID_REG (uint16_t)0x8140 +#define GT911_FIRMWARE_VERSION_REG (uint16_t)0x8144 +#define GT911_READ_XY_REG (uint16_t)0x814E + +typedef struct +{ + uint8_t TouchCount; + uint8_t Touchkeytrackid[CT_MAX_TOUCH]; + uint16_t X[CT_MAX_TOUCH]; + uint16_t Y[CT_MAX_TOUCH]; + uint16_t S[CT_MAX_TOUCH]; +}GT911_Dev; + +typedef struct +{ + uint16_t X; + uint16_t Y; +}POINT; + +void IIC_Init(void); +void SDA_IN(void); +void SDA_OUT(void); +uint8_t READ_SDA(void); +void IIC_SCL(uint8_t val); +void IIC_SDA(uint8_t val); +void IIC_Start(void); +void IIC_Stop(void); +uint8_t IIC_Wait_Ack(void); +void IIC_Ack(void); +void IIC_NAck(void); +void IIC_Send_Byte(uint8_t txd); +uint8_t IIC_Read_Byte(uint8_t ack); +bool GT911_Scan(POINT* point); +void GT911_test(void); + +#endif