EMTime/libopencm3
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

stm32g4: Add support for OPAMP

Browse Source 
Move implementations into common and split into v1 and v2.
This commit is contained in:
Ben Brewer
2020-08-18 14:50:15 +01:00
parent 8435287300
commit e923a6fe6a
11 changed files with 484 additions and 139 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
lib/stm32/f3/opamp.c → lib/stm32/common/opamp_common_all.c
View File

@@ -1,14 +1,5 @@
/** @defgroup opamp_file OPAMP
*
* @ingroup STM32F3xx
*
* @brief <b>libopencm3 STM32F3xx OPAMP</b>
*
* @version 1.0.0
*
* @date 22 May 2020
*
* LGPL License Terms @ref lgpl_license
/** @addtogroup opamp_file OPAMP peripheral API
* @ingroup peripheral_apis
*/
/*
@@ -27,6 +18,7 @@
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/**@{*/
#include <libopencm3/stm32/opamp.h>
@@ -46,29 +38,12 @@ void opamp_lock(uint32_t base)
OPAMP_CSR(base) |= OPAMP_CSR_LOCK;
}
void opamp_set_calsel(uint32_t base, uint32_t calsel)
{
OPAMP_CSR(base) &= ~(OPAMP_CSR_CALSEL_MASK << OPAMP_CSR_CALSEL_SHIFT);
OPAMP_CSR(base) |= calsel << OPAMP_CSR_CALSEL_SHIFT;
}
bool opamp_read_outcal(uint32_t base)
{
return (OPAMP_CSR(base) >> OPAMP_CSR_OUTCAL_SHIFT)
& OPAMP_CSR_OUTCAL_MASK;
}
void opamp_tcm_enable(uint32_t base)
{
OPAMP_CSR(base) |= OPAMP_CSR_TCM_EN;
}
void opamp_tcm_disable(uint32_t base)
{
OPAMP_CSR(base) &= ~OPAMP_CSR_TCM_EN;
}
void opamp_force_vp_enable(uint32_t base)
{
OPAMP_CSR(base) |= OPAMP_CSR_FORCE_VP;
@@ -89,7 +64,6 @@ void opamp_cal_disable(uint32_t base)
OPAMP_CSR(base) &= ~OPAMP_CSR_CALON;
}
void opamp_trimoffsetn_set(uint32_t base, uint32_t trim)
{
OPAMP_CSR(base) &= ~(OPAMP_CSR_TRIMOFFSETN_MASK
@@ -114,7 +88,6 @@ void opamp_user_trim_disable(uint32_t base)
OPAMP_CSR(base) &= ~OPAMP_CSR_USER_TRIM;
}
void opamp_pga_gain_select(uint32_t base, uint32_t gain)
{
OPAMP_CSR(base) &= ~(OPAMP_CSR_PGA_GAIN_MASK
@@ -122,7 +95,6 @@ void opamp_pga_gain_select(uint32_t base, uint32_t gain)
OPAMP_CSR(base) |= gain << OPAMP_CSR_PGA_GAIN_SHIFT;
}
void opamp_vp_select(uint32_t base, uint32_t vp)
{
OPAMP_CSR(base) &= ~(OPAMP_CSR_VP_SEL_MASK
@@ -137,20 +109,4 @@ void opamp_vm_select(uint32_t base, uint32_t vm)
OPAMP_CSR(base) |= vm << OPAMP_CSR_VM_SEL_SHIFT;
}
void opamp_vps_select(uint32_t base, uint32_t vps)
{
OPAMP_CSR(base) &= ~(OPAMP_CSR_VPS_SEL_MASK
<< OPAMP_CSR_VPS_SEL_SHIFT);
OPAMP_CSR(base) |= vps << OPAMP_CSR_VPS_SEL_SHIFT;
}
void opamp_vms_select(uint32_t base, uint32_t vms)
{
OPAMP_CSR(base) &= ~(OPAMP_CSR_VMS_SEL_MASK
<< OPAMP_CSR_VMS_SEL_SHIFT);
OPAMP_CSR(base) |= vms << OPAMP_CSR_VMS_SEL_SHIFT;
}
/**@}*/
/*@}*/

56
lib/stm32/common/opamp_common_v1.c Normal file
View File

@@ -0,0 +1,56 @@
/** @addtogroup opamp_file OPAMP peripheral API
* @ingroup peripheral_apis
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/**@{*/
#include <libopencm3/stm32/opamp.h>
bool opamp_read_outcal(uint32_t base)
{
return (OPAMP_CSR(base) >> OPAMP_CSR_OUTCAL_SHIFT)
& OPAMP_CSR_OUTCAL_MASK;
}
void opamp_tcm_enable(uint32_t base)
{
OPAMP_CSR(base) |= OPAMP_CSR_TCM_EN;
}
void opamp_tcm_disable(uint32_t base)
{
OPAMP_CSR(base) &= ~OPAMP_CSR_TCM_EN;
}
void opamp_vps_select(uint32_t base, uint32_t vps)
{
OPAMP_CSR(base) &= ~(OPAMP_CSR_VPS_SEL_MASK
<< OPAMP_CSR_VPS_SEL_SHIFT);
OPAMP_CSR(base) |= vps << OPAMP_CSR_VPS_SEL_SHIFT;
}
void opamp_vms_select(uint32_t base, uint32_t vms)
{
OPAMP_CSR(base) &= ~(OPAMP_CSR_VMS_SEL_MASK
<< OPAMP_CSR_VMS_SEL_SHIFT);
OPAMP_CSR(base) |= vms << OPAMP_CSR_VMS_SEL_SHIFT;
}
/*@}*/

52
lib/stm32/common/opamp_common_v2.c Normal file
View File

@@ -0,0 +1,52 @@
/** @addtogroup opamp_file OPAMP peripheral API
* @ingroup peripheral_apis
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/**@{*/
#include <libopencm3/stm32/opamp.h>
bool opamp_read_calout(uint32_t base)
{
return (OPAMP_CSR(base) >> OPAMP_CSR_CALOUT_SHIFT) &
OPAMP_CSR_CALOUT_MASK;
}
void opamp_high_speed_mode_enable(uint32_t base)
{
OPAMP_CSR(base) |= OPAMP_CSR_OPAHSM;
}
void opamp_high_speed_mode_disable(uint32_t base)
{
OPAMP_CSR(base) &= ~OPAMP_CSR_OPAHSM;
}
void opamp_output_set_internal(uint32_t base)
{
OPAMP_CSR(base) |= OPAMP_CSR_OPAINTOEN;
}
void opamp_output_set_external(uint32_t base)
{
OPAMP_CSR(base) &= ~OPAMP_CSR_OPAINTOEN;
}
/*@}*/

2
lib/stm32/f3/Makefile
View File

@@ -46,7 +46,7 @@ OBJS += flash.o flash_common_all.o flash_common_f.o
OBJS += gpio_common_all.o gpio_common_f0234.o
OBJS += i2c_common_v2.o
OBJS += iwdg_common_all.o
OBJS += opamp.o
OBJS += opamp_common_all.o opamp_common_v1.o
OBJS += pwr_common_v1.o
OBJS += rcc.o rcc_common_all.o
OBJS += spi_common_all.o spi_common_v2.o

1
lib/stm32/g4/Makefile
View File

@@ -41,6 +41,7 @@ OBJS += dma_common_l1f013.o
OBJS += dmamux.o
OBJS += flash.o flash_common_all.o flash_common_f.o flash_common_idcache.o
OBJS += gpio_common_all.o gpio_common_f0234.o
OBJS += opamp_common_all.o opamp_common_v2.o
OBJS += pwr.o
OBJS += rcc.o rcc_common_all.o
OBJS += timer_common_all.o timer_common_f0234.o