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[bsp][lpc55s69]add softi2c (#7221)

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This commit is contained in:
linshire
2023-04-13 21:41:38 -04:00
committed by GitHub
parent a08e930e20
commit 825cdefe70
5 changed files with 327 additions and 0 deletions
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bsp/lpc55sxx/Libraries/drivers/SConscript
+3
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@@ -49,6 +49,9 @@ if GetDepend('BSP_USING_I2S'):
if GetDepend('BSP_USING_WM8904'):
src += ['drv_sound_wm8904.c']
if GetDepend('BSP_USING_SOFT_I2C'):
src += ['drv_soft_i2c.c']
path = [cwd,cwd + '/config']
group = DefineGroup('Drivers', src, depend = [''], CPPPATH = path)
bsp/lpc55sxx/Libraries/drivers/drv_soft_i2c.c
+213
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File diff suppressed because it is too large Load Diff
bsp/lpc55sxx/Libraries/drivers/drv_soft_i2c.h
+52
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@@ -0,0 +1,52 @@
/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2023-04-11 linshrie first version
*/
#ifndef __DRV_I2C__
#define __DRV_I2C__
#include <rtthread.h>
#include <rthw.h>
#include <rtdevice.h>
/* lpc55s69 config class */
struct lpc55s69_soft_i2c_config
{
rt_uint8_t scl;
rt_uint8_t sda;
const char *bus_name;
};
/* lpc55s69 i2c dirver class */
struct lpc55s69_i2c
{
struct rt_i2c_bit_ops ops;
struct rt_i2c_bus_device i2c2_bus;
};
#ifdef BSP_USING_SOFT_I2C1
#define SOFT_I2C1_BUS_CONFIG \
{ \
.scl = BSP_SOFT_I2C1_SCL_PIN, \
.sda = BSP_SOFT_I2C1_SCL_PIN, \
.bus_name = "i2c1", \
}
#endif
#ifdef BSP_USING_SOFT_I2C2
#define SOFT_I2C2_BUS_CONFIG \
{ \
.scl = BSP_SOFT_I2C2_SCL_PIN, \
.sda = BSP_SOFT_I2C2_SCL_PIN, \
.bus_name = "i2c2", \
}
#endif /*BSP_USING_I2C2*/
int rt_hw_i2c_init(void);
#endif
bsp/lpc55sxx/lpc55s69_nxp_evk/board/Kconfig
+42
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@@ -116,6 +116,48 @@ menu "On-chip Peripheral Drivers"
endchoice
endif
endif
menuconfig BSP_USING_SOFT_I2C
bool "Enable I2C Bus"
select RT_USING_I2C
select RT_USING_I2C_BITOPS
select RT_USING_PIN
default n
if BSP_USING_SOFT_I2C
config BSP_USING_SOFT_I2C1
bool "Enable I2C1 Bus (software simulation)"
default n
if BSP_USING_SOFT_I2C1
comment "Notice: PB10 --> 26; PB11 --> 27"
config BSP_SOFT_I2C1_SCL_PIN
int "i2c1 SCL pin number"
range 0 79
default 26
config BSP_SOFT_I2C1_SDA_PIN
int "i2c1 SDA pin number"
range 0 79
default 27
endif
config BSP_USING_SOFT_I2C2
bool "Enable I2C2 Bus (software simulation)"
default n
if BSP_USING_SOFT_I2C2
comment "Notice: PC1 --> 33; PC0 --> 32"
config BSP_SOFT_I2C2_SCL_PIN
int "i2c2 SCL pin number"
range 0 79
default 32
config BSP_SOFT_I2C2_SDA_PIN
int "i2c2 SDA pin number"
range 0 79
default 33
endif
endif
menuconfig BSP_USING_SPI
config BSP_USING_SPI
bsp/lpc55sxx/tools/sdk_dist.py
+17
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@@ -18,3 +18,20 @@ def dist_do_building(BSP_ROOT, dist_dir):
print("=> copy bsp library")
bsp_copy_files(os.path.join(library_path, rtconfig.BSP_LIBRARY_TYPE), os.path.join(library_dir, rtconfig.BSP_LIBRARY_TYPE))
shutil.copyfile(os.path.join(library_path, 'Kconfig'), os.path.join(library_dir, 'Kconfig'))
# change RTT_ROOT in Kconfig
if not os.path.isfile(os.path.join(dist_dir, 'Kconfig')):
return
with open(os.path.join(dist_dir, 'Kconfig'), 'r') as f:
data = f.readlines()
with open(os.path.join(dist_dir, 'Kconfig'), 'w') as f:
found = 0
for line in data:
if line.find('RTT_ROOT') != -1:
found = 1
if line.find('../Libraries') != -1 and found:
position = line.find('../Libraries')
line = line[0:position] + 'Libraries/Kconfig"\n'
found = 0
f.write(line)