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stm32f429i-disco: Set default spi clock frequency for display initializing

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Marco Krahl
2016-04-22 07:28:21 -06:00
committed by Gregory Nutt
parent 8b36a83df1
commit 3537f93cfb
1 changed files with 4 additions and 0 deletions
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configs/stm32f429i-disco/src/stm32_ili93414ws.c
+4
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@@ -69,6 +69,10 @@
/* spi frequency based on arch/arm/src/stm32/stm32_spi.c */ /* spi frequency based on arch/arm/src/stm32/stm32_spi.c */
#ifndef CONFIG_STM32F429I_DISCO_ILI9341_SPIFREQUENCY
# define CONFIG_STM32F429I_DISCO_ILI9341_SPIFREQUENCY 20000000
#endif
#if CONFIG_STM32F429I_DISCO_ILI9341_SPIFREQUENCY >= \ #if CONFIG_STM32F429I_DISCO_ILI9341_SPIFREQUENCY >= \
(STM32_PCLK1_FREQUENCY >> 1) (STM32_PCLK1_FREQUENCY >> 1)
# define ILI93414WS_SPI_BR SPI_CR1_FPCLCKd2 /* 000: fPCLK/2 */ # define ILI93414WS_SPI_BR SPI_CR1_FPCLCKd2 /* 000: fPCLK/2 */