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

2016-04-22 07:28:21 -06:00 · 2016-04-22 07:28:21 -06:00 · 3537f93cfb
parent 8b36a83df1
commit 3537f93cfb
1 changed files with 4 additions and 0 deletions
--- a/configs/stm32f429i-disco/src/stm32_ili93414ws.c
+++ b/configs/stm32f429i-disco/src/stm32_ili93414ws.c
@ -69,6 +69,10 @@

 /* 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 >= \
                                        (STM32_PCLK1_FREQUENCY >> 1)
 #  define ILI93414WS_SPI_BR         SPI_CR1_FPCLCKd2    /* 000: fPCLK/2 */