diff --git a/boards/nxp/frdm_mcxa156/board.c b/boards/nxp/frdm_mcxa156/board.c index eae24a90654..a85eb1cf392 100644 --- a/boards/nxp/frdm_mcxa156/board.c +++ b/boards/nxp/frdm_mcxa156/board.c @@ -199,13 +199,15 @@ void board_early_init_hook(void) #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(lpspi0)) + /* Configure input clock to be able to reach the datasheet specified band rate. */ CLOCK_SetClockDiv(kCLOCK_DivLPSPI0, 1u); - CLOCK_AttachClk(kFRO12M_to_LPSPI0); + CLOCK_AttachClk(kFRO_HF_DIV_to_LPSPI0); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(lpspi1)) + /* Configure input clock to be able to reach the datasheet specified band rate. */ CLOCK_SetClockDiv(kCLOCK_DivLPSPI1, 1u); - CLOCK_AttachClk(kFRO12M_to_LPSPI1); + CLOCK_AttachClk(kFRO_HF_DIV_to_LPSPI1); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(lptmr0)) diff --git a/boards/nxp/frdm_mcxn236/board.c b/boards/nxp/frdm_mcxn236/board.c index 35ce1fbd720..fff4c085a96 100644 --- a/boards/nxp/frdm_mcxn236/board.c +++ b/boards/nxp/frdm_mcxn236/board.c @@ -119,23 +119,27 @@ void board_early_init_hook(void) #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm1)) + /* Configure input clock to be able to reach the datasheet specified SPI band rate. */ CLOCK_SetClkDiv(kCLOCK_DivFlexcom1Clk, 1u); - CLOCK_AttachClk(kFRO12M_to_FLEXCOMM1); + CLOCK_AttachClk(kFRO_HF_DIV_to_FLEXCOMM1); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm2)) + /* Configure input clock to be able to reach the datasheet specified SPI band rate. */ CLOCK_SetClkDiv(kCLOCK_DivFlexcom2Clk, 1u); - CLOCK_AttachClk(kFRO12M_to_FLEXCOMM2); + CLOCK_AttachClk(kFRO_HF_DIV_to_FLEXCOMM2); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm3)) + /* Configure input clock to be able to reach the datasheet specified SPI band rate. */ CLOCK_SetClkDiv(kCLOCK_DivFlexcom3Clk, 1u); - CLOCK_AttachClk(kFRO12M_to_FLEXCOMM3); + CLOCK_AttachClk(kFRO_HF_DIV_to_FLEXCOMM3); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm4)) + /* Configure input clock to be able to reach the datasheet specified SPI band rate. */ CLOCK_SetClkDiv(kCLOCK_DivFlexcom4Clk, 1u); - CLOCK_AttachClk(kFRO12M_to_FLEXCOMM4); + CLOCK_AttachClk(kFRO_HF_DIV_to_FLEXCOMM4); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm5)) diff --git a/boards/nxp/frdm_mcxn947/board.c b/boards/nxp/frdm_mcxn947/board.c index 96f8f8f38d6..708c0fc081e 100644 --- a/boards/nxp/frdm_mcxn947/board.c +++ b/boards/nxp/frdm_mcxn947/board.c @@ -148,23 +148,27 @@ void board_early_init_hook(void) #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm1)) + /* Configure input clock to be able to reach the datasheet specified SPI band rate. */ CLOCK_SetClkDiv(kCLOCK_DivFlexcom1Clk, 1u); - CLOCK_AttachClk(kFRO12M_to_FLEXCOMM1); + CLOCK_AttachClk(kFRO_HF_DIV_to_FLEXCOMM1); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm2)) + /* Configure input clock to be able to reach the datasheet specified SPI band rate. */ CLOCK_SetClkDiv(kCLOCK_DivFlexcom2Clk, 1u); - CLOCK_AttachClk(kFRO12M_to_FLEXCOMM2); + CLOCK_AttachClk(kFRO_HF_DIV_to_FLEXCOMM2); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm4)) + /* Configure input clock to be able to reach the datasheet specified SPI band rate. */ CLOCK_SetClkDiv(kCLOCK_DivFlexcom4Clk, 1u); - CLOCK_AttachClk(kFRO12M_to_FLEXCOMM4); + CLOCK_AttachClk(kFRO_HF_DIV_to_FLEXCOMM4); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(flexcomm7)) + /* Configure input clock to be able to reach the datasheet specified SPI band rate. */ CLOCK_SetClkDiv(kCLOCK_DivFlexcom7Clk, 1u); - CLOCK_AttachClk(kFRO12M_to_FLEXCOMM7); + CLOCK_AttachClk(kFRO_HF_DIV_to_FLEXCOMM7); #endif #if DT_NODE_HAS_STATUS_OKAY(DT_NODELABEL(os_timer)) diff --git a/soc/nxp/imxrt/imxrt10xx/soc.c b/soc/nxp/imxrt/imxrt10xx/soc.c index b26d8d85a4a..9c11ba5372a 100644 --- a/soc/nxp/imxrt/imxrt10xx/soc.c +++ b/soc/nxp/imxrt/imxrt10xx/soc.c @@ -209,8 +209,9 @@ __weak void clock_init(void) #endif #ifdef CONFIG_SPI_MCUX_LPSPI - CLOCK_SetMux(kCLOCK_LpspiMux, 1); /* Set SPI source to USB1 PFD0 720M */ - CLOCK_SetDiv(kCLOCK_LpspiDiv, 7); /* Set SPI divider to 8 */ + /* Configure input clock to be able to reach the datasheet specified band rate. */ + CLOCK_SetMux(kCLOCK_LpspiMux, 1); /* Set SPI source to USB1 PFD0 */ + CLOCK_SetDiv(kCLOCK_LpspiDiv, 0); /* Set SPI divider to 1 */ #endif #ifdef CONFIG_DISPLAY_MCUX_ELCDIF diff --git a/soc/nxp/imxrt/imxrt11xx/soc.c b/soc/nxp/imxrt/imxrt11xx/soc.c index a1d7c03cf5f..e268a95ff8c 100644 --- a/soc/nxp/imxrt/imxrt11xx/soc.c +++ b/soc/nxp/imxrt/imxrt11xx/soc.c @@ -463,8 +463,8 @@ __weak void clock_init(void) #endif #ifdef CONFIG_SPI_MCUX_LPSPI - /* Configure lpspi using Osc48MDiv2 */ - rootCfg.mux = kCLOCK_LPSPI1_ClockRoot_MuxOscRc48MDiv2; + /* Configure input clock to be able to reach the datasheet specified band rate. */ + rootCfg.mux = kCLOCK_LPSPI1_ClockRoot_MuxOscRc400M; rootCfg.div = 1; CLOCK_SetRootClock(kCLOCK_Root_Lpspi1, &rootCfg); #endif