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STM32F33: Support for COMP character driver

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This commit is contained in:
raiden00pl
2017-03-25 16:57:43 +01:00
parent be8207d493
commit a806aedb13
2 changed files with 320 additions and 204 deletions
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arch/arm/src/stm32/stm32_comp.c
+318 -135
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arch/arm/src/stm32/stm32_comp.h
+2 -69
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@@ -60,7 +60,7 @@
#define COMP_POL_DEFAULT COMP_POL_NONINVERT /* Output is not inverted */
#define COMP_INM_DEFAULT COMP_INMSEL_1P4VREF /* 1/4 of Vrefint as INM */
#define COMP_OUTSEL_DEFAULT COMP_OUTSEL_NOSEL /* Output not selected */
#define COMP_LOCK_DEFAULT COMP_LOCK_RO /* Do not lock CSR register */
#define COMP_LOCK_DEFAULT COMP_LOCK_RW /* Do not lock CSR register */
#ifndef CONFIG_STM32_STM32F33XX
#define COMP_MODE_DEFAULT
@@ -172,23 +172,6 @@ enum stm32_comp_winmode_e
#endif
/* Comparator configuration ***********************************************************/
struct stm32_comp_s
{
uint8_t blanking; /* Blanking source */
uint8_t pol; /* Output polarity */
uint8_t inm; /* Inverting input selection */
uint8_t out; /* Comparator output */
uint8_t lock; /* Comparator Lock */
uint32_t csr; /* Control and status register */
#ifndef CONFIG_STM32_STM32F33XX
uint8_t mode; /* Comparator mode */
uint8_t hyst; /* Comparator hysteresis */
/* @TODO: Window mode + INP selection */
#endif
};
/************************************************************************************
* Public Function Prototypes
************************************************************************************/
@@ -202,22 +185,6 @@ extern "C"
#define EXTERN extern
#endif
/****************************************************************************
* Name: stm32_compconfig
*
* Description:
* Configure comparator and used I/Os
*
* Input Parameters:
* priv - A reference to the COMP structure
*
* Returned Value:
* 0 on success, a negated errno value on failure
*
****************************************************************************/
int stm32_compconfig(FAR struct stm32_comp_s *priv);
/****************************************************************************
* Name: stm32_compinitialize
*
@@ -236,41 +203,7 @@ int stm32_compconfig(FAR struct stm32_comp_s *priv);
*
****************************************************************************/
FAR struct stm32_comp_s* stm32_compinitialize(int intf);
/****************************************************************************
* Name: stm32_compenable
*
* Description:
* Enable/disable comparator
*
* Input Parameters:
* priv - A reference to the COMP structure
* enable - enable/disable flag
*
* Returned Value:
* 0 on success, a negated errno value on failure
*
****************************************************************************/
int stm32_compenable(FAR struct stm32_comp_s *priv, bool enable);
/****************************************************************************
* Name: stm32_complock
*
* Description:
* Lock comparator CSR register
*
* Input Parameters:
* priv - A reference to the COMP structure
* enable - lock flag
*
* Returned Value:
* 0 on success, a negated errno value on failure
*
****************************************************************************/
int stm32_complock(FAR struct stm32_comp_s *priv, bool lock);
FAR struct comp_dev_s* stm32_compinitialize(int intf);
#undef EXTERN
#ifdef __cplusplus