diff options
Diffstat (limited to 'drivers/fsl_lptmr.c')
| -rw-r--r-- | drivers/fsl_lptmr.c | 38 |
1 files changed, 32 insertions, 6 deletions
diff --git a/drivers/fsl_lptmr.c b/drivers/fsl_lptmr.c index b3dcc89..67b3b97 100644 --- a/drivers/fsl_lptmr.c +++ b/drivers/fsl_lptmr.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2015, Freescale Semiconductor, Inc. - * All rights reserved. + * Copyright 2016-2017 NXP * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: @@ -12,7 +12,7 @@ * list of conditions and the following disclaimer in the documentation and/or * other materials provided with the distribution. * - * o Neither the name of Freescale Semiconductor, Inc. nor the names of its + * o Neither the name of the copyright holder nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * @@ -48,9 +48,17 @@ static uint32_t LPTMR_GetInstance(LPTMR_Type *base); /*! @brief Pointers to LPTMR bases for each instance. */ static LPTMR_Type *const s_lptmrBases[] = LPTMR_BASE_PTRS; +#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) /*! @brief Pointers to LPTMR clocks for each instance. */ static const clock_ip_name_t s_lptmrClocks[] = LPTMR_CLOCKS; +#if defined(LPTMR_PERIPH_CLOCKS) +/* Array of LPTMR functional clock name. */ +static const clock_ip_name_t s_lptmrPeriphClocks[] = LPTMR_PERIPH_CLOCKS; +#endif + +#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ + /******************************************************************************* * Code ******************************************************************************/ @@ -59,7 +67,7 @@ static uint32_t LPTMR_GetInstance(LPTMR_Type *base) uint32_t instance; /* Find the instance index from base address mappings. */ - for (instance = 0; instance < FSL_FEATURE_SOC_LPTMR_COUNT; instance++) + for (instance = 0; instance < ARRAY_SIZE(s_lptmrBases); instance++) { if (s_lptmrBases[instance] == base) { @@ -67,7 +75,7 @@ static uint32_t LPTMR_GetInstance(LPTMR_Type *base) } } - assert(instance < FSL_FEATURE_SOC_LPTMR_COUNT); + assert(instance < ARRAY_SIZE(s_lptmrBases)); return instance; } @@ -76,8 +84,17 @@ void LPTMR_Init(LPTMR_Type *base, const lptmr_config_t *config) { assert(config); +#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) + + uint32_t instance = LPTMR_GetInstance(base); + /* Ungate the LPTMR clock*/ - CLOCK_EnableClock(s_lptmrClocks[LPTMR_GetInstance(base)]); + CLOCK_EnableClock(s_lptmrClocks[instance]); +#if defined(LPTMR_PERIPH_CLOCKS) + CLOCK_EnableClock(s_lptmrPeriphClocks[instance]); +#endif + +#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ /* Configure the timers operation mode and input pin setup */ base->CSR = (LPTMR_CSR_TMS(config->timerMode) | LPTMR_CSR_TFC(config->enableFreeRunning) | @@ -92,8 +109,17 @@ void LPTMR_Deinit(LPTMR_Type *base) { /* Disable the LPTMR and reset the internal logic */ base->CSR &= ~LPTMR_CSR_TEN_MASK; +#if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) + + uint32_t instance = LPTMR_GetInstance(base); + /* Gate the LPTMR clock*/ - CLOCK_DisableClock(s_lptmrClocks[LPTMR_GetInstance(base)]); + CLOCK_DisableClock(s_lptmrClocks[instance]); +#if defined(LPTMR_PERIPH_CLOCKS) + CLOCK_DisableClock(s_lptmrPeriphClocks[instance]); +#endif + +#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */ } void LPTMR_GetDefaultConfig(lptmr_config_t *config) |