zephyr
/
hal_nxp
mirror of https://github.com/zephyrproject-rtos/hal_nxp.git
1
0
Fork 0
Code Issues Releases Wiki Activity

drivers: lpi2c: Fix the interaction with LPFlexcomm driver 

There was an error in the init and deinit functions where the
LPFlexcomm registers was getting modified even if the flag
LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER was set.

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>
This commit is contained in:
Mahesh Mahadevan 2024-03-28 16:12:27 -05:00 committed by Daniel DeGrasse
parent 9d32c7382b
commit 874ed3b297
2 changed files with 8 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
mcux/README
View File

@ -73,3 +73,4 @@ Patch List:
6. devices: MIMX8UD7: add header and source files for HIFI4 DSP core
7. devices: MIMX8UD7: fsl_device_registers.h: add support for HIFI4 DSP
8. devices: MIMX8UD7: add cmake file for reset driver
9. drivers: lpflexcomm: lpi2c: Fixed an error in the driver when interacting with the lpflexcomm driver

16
mcux/mcux-sdk/drivers/lpflexcomm/lpi2c/fsl_lpi2c.c
View File

@ -483,13 +483,15 @@ void LPI2C_MasterInit(LPI2C_Type *base, const lpi2c_master_config_t *masterConfi
*/
void LPI2C_MasterDeinit(LPI2C_Type *base)
{
uint32_t instance = LPI2C_GetInstance(base);
uint32_t instance = LPI2C_GetInstance(base);
/* Restore to reset state. */
LPI2C_MasterReset(base);
if(LP_FLEXCOMM_GetBaseAddress(instance) != 0U)
{
#if !(defined(LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER) && LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER)
LP_FLEXCOMM_Deinit(instance);
#endif /* LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER */
}
else
{
@ -503,9 +505,6 @@ void LPI2C_MasterDeinit(LPI2C_Type *base)
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
}
#if !(defined(LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER) && LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER)
LP_FLEXCOMM_Deinit(LPI2C_GetInstance(base));
#endif
}
/*!
@ -1776,7 +1775,9 @@ void LPI2C_SlaveDeinit(LPI2C_Type *base)
LPI2C_SlaveReset(base);
if(LP_FLEXCOMM_GetBaseAddress(instance) != 0U)
{
#if !(defined(LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER) && LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER)
LP_FLEXCOMM_Deinit(instance);
#endif /* LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER */
}
else
{
@ -1790,9 +1791,6 @@ void LPI2C_SlaveDeinit(LPI2C_Type *base)
#endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
}
#if !(defined(LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER) && LPFLEXCOMM_INIT_NOT_USED_IN_DRIVER)
LP_FLEXCOMM_Deinit(LPI2C_GetInstance(base));
#endif
}
/*!
@ -2419,4 +2417,4 @@ void LPI2C15_DriverIRQHandler(void)
{
LPI2C_CommonIRQHandler(LPI2C15, 15U);
}
#endif
#endif