Mirrors_Framework/rt-thread
1
0 Fork 0
mirror of https://github.com/RT-Thread/rt-thread.git synced 2026-11-09 20:45:41 +08:00
Code Issues Packages Projects Releases Wiki Activity

bsp/tm4c123: add hardware i2c support

Browse Source
This commit is contained in:
wirano authored and Meco Man committed 2024-04-12 19:02:49 -04:00
1 parent 86f1a0d2b2
commit 5e9257fcd1
8 files changed
+429 -17
Download Patch File Download Diff File Expand all files Collapse all files

No files matched your search

bsp/tm4c123bsp/board/Kconfig
+67 -13
View File
@@ -188,21 +188,75 @@ menu "On-chip Peripheral Drivers"
default n
endif
menuconfig BSP_USING_I2C1
bool "Enable I2C1 BUS (software simulation)"
menuconfig BSP_USING_I2C
bool "Enable I2C BUS"
default n
select RT_USING_I2C
select RT_USING_I2C_BITOPS
select RT_USING_PIN
if BSP_USING_I2C1
config BSP_I2C1_SCL_PIN
int "i2c1 scl pin number"
range 0 175
default 22
config BSP_I2C1_SDA_PIN
int "I2C1 sda pin number"
range 0 175
default 23
if BSP_USING_I2C
config BSP_USING_I2C0
bool "Enable I2C0 BUS"
default n
if BSP_USING_I2C0
choice
prompt "I2C0 CLK frequency"
default BSP_I2C0_CLK_100
config BSP_I2C0_CLK_100
bool "100kHz"
config BSP_I2C0_CLK_400
bool "400kHz"
endchoice
endif
config BSP_USING_I2C1
bool "Enable I2C1 BUS"
default n
if BSP_USING_I2C1
choice
prompt "I2C1 CLK frequency"
default BSP_I2C1_CLK_100
config BSP_I2C1_CLK_100
bool "100kHz"
config BSP_I2C1_CLK_400
bool "400kHz"
endchoice
endif
config BSP_USING_I2C2
bool "Enable I2C2 BUS"
default n
if BSP_USING_I2C2
choice
prompt "I2C2 CLK frequency"
default BSP_I2C3_CLK_100
config BSP_I2C2_CLK_100
bool "100kHz"
config BSP_I2C2_CLK_400
bool "400kHz"
endchoice
endif
config BSP_USING_I2C3
bool "Enable I2C3 BUS"
default n
if BSP_USING_I2C3
choice
prompt "I2C3 CLK frequency"
default BSP_I2C4_CLK_100
config BSP_I2C3_CLK_100
bool "100kHz"
config BSP_I2C3_CLK_400
bool "400kHz"
endchoice
endif
endif
menuconfig BSP_USING_TIM
bsp/tm4c123bsp/board/board.c
+3
View File
@@ -58,6 +58,9 @@ void rt_hw_board_init()
#endif
#ifdef RT_USING_PWM
rt_hw_pwm_init();
#endif
#ifdef RT_USING_I2C
rt_hw_i2c_init();
#endif
/* Call components board initial (use INIT_BOARD_EXPORT()) */
#ifdef RT_USING_COMPONENTS_INIT
bsp/tm4c123bsp/board/board.h
+4
View File
@@ -47,6 +47,10 @@
#include "drv_spi.h"
#endif /* RT_USING_SPI*/
#ifdef RT_USING_I2C
#include "drv_i2c.h"
#endif /* RT_USING_I2C*/
#endif /*__BOARD_H__*/
/************************** end of file ******************/
bsp/tm4c123bsp/libraries/Drivers/SConscript
+3 -3
View File
@@ -26,9 +26,9 @@ if GetDepend(['RT_USING_SPI']):
if GetDepend(['RT_USING_QSPI']):
src += ['drv_qspi.c']
if GetDepend(['RT_USING_I2C', 'RT_USING_I2C_BITOPS']):
if GetDepend('BSP_USING_I2C1') or GetDepend('BSP_USING_I2C2') or GetDepend('BSP_USING_I2C3') or GetDepend('BSP_USING_I2C4'):
src += ['drv_soft_i2c.c']
if GetDepend(['RT_USING_I2C']):
if GetDepend('BSP_USING_I2C0') or GetDepend('BSP_USING_I2C1') or GetDepend('BSP_USING_I2C2') or GetDepend('BSP_USING_I2C3'):
src += ['drv_i2c.c']
if GetDepend(['BSP_USING_ETH', 'RT_USING_LWIP']):
src += ['drv_eth.c']
bsp/tm4c123bsp/libraries/Drivers/config/i2c_config.h
+93
View File
@@ -0,0 +1,93 @@
/*
* Copyright (c) 2006-2024, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2024-01-20 wirano first version
*/
#ifndef __I2C_CONFIG_H__
#define __I2C_CONFIG_H__
#include <rtthread.h>
#ifdef __cplusplus
extern "C" {
#endif
#if defined(BSP_I2C0_CLK_100)
#define I2C0_CLK 100000
#elif defined(BSP_I2C0_CLK_400)
#define I2C0_CLK 400000
#endif
#if defined(BSP_I2C1_CLK_100)
#define I2C1_CLK 100000
#elif defined(BSP_I2C1_CLK_400)
#define I2C1_CLK 400000
#endif
#if defined(BSP_I2C2_CLK_100)
#define I2C2_CLK 100000
#elif defined(BSP_I2C2_CLK_400)
#define I2C2_CLK 400000
#endif
#if defined(BSP_I2C3_CLK_100)
#define I2C3_CLK 100000
#elif defined(BSP_I2C3_CLK_400)
#define I2C3_CLK 400000
#endif
#ifdef BSP_USING_I2C0
#ifndef I2C0_BUS_CONFIG
#define I2C0_BUS_CONFIG \
{ \
.base = I2C0_BASE, \
.bus_name = "i2c0", \
.clk_freq = I2C0_CLK, \
}
#endif /* I2C0_BUS_CONFIG */
#endif /* BSP_USING_I2C0 */
#ifdef BSP_USING_I2C1
#ifndef I2C1_BUS_CONFIG
#define I2C1_BUS_CONFIG \
{ \
.base = I2C1_BASE, \
.bus_name = "i2c1", \
.clk_freq = I2C1_CLK, \
}
#endif /* I2C1_BUS_CONFIG */
#endif /* BSP_USING_I2C1 */
#ifdef BSP_USING_I2C2
#ifndef I2C2_BUS_CONFIG
#define I2C2_BUS_CONFIG \
{ \
.base = I2C2_BASE, \
.bus_name = "i2c2", \
.clk_freq = I2C2_CLK, \
}
#endif /* I2C2_BUS_CONFIG */
#endif /* BSP_USING_I2C2 */
#ifdef BSP_USING_I2C3
#ifndef I2C3_BUS_CONFIG
#define I2C3_BUS_CONFIG \
{ \
.base = I2C3_BASE, \
.bus_name = "i2c3", \
.clk_freq = I2C3_CLK, \
}
#endif /* I2C3_BUS_CONFIG */
#endif /* BSP_USING_I2C3 */
#ifdef __cplusplus
}
#endif
#endif //__I2C_CONFIG_H__
bsp/tm4c123bsp/libraries/Drivers/drv_i2c.c
+226
View File
File diff suppressed because it is too large. Load diff
bsp/tm4c123bsp/libraries/Drivers/drv_i2c.h
+31
View File
@@ -0,0 +1,31 @@
/*
* Copyright (c) 2006-2024, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2024-01-20 wirano first version
*/
#ifndef __DRV_I2C_H__
#define __DRV_I2C_H__
#include <stdint.h>
#include <rtdevice.h>
#include <rthw.h>
struct tm4c123_i2c
{
struct rt_i2c_bus_device bus;
uint32_t base;
char *bus_name;
uint32_t clk_freq;
};
int rt_hw_i2c_init(void);
#endif /* __DRV_I2C_H__ */
bsp/tm4c123bsp/libraries/TivaWare_C_series/SConscript
+2 -1
View File
@@ -20,7 +20,8 @@ tm4c123_driverlib/src/gpio.c
if GetDepend(['RT_USING_SERIAL']):
src += ['tm4c123_driverlib/src/uart.c']
#if GetDepend(['RT_USING_I2C']):
if GetDepend(['RT_USING_I2C']):
src += ['tm4c123_driverlib/src/i2c.c']
if GetDepend(['RT_USING_SPI']):