stm32f1: It's only necessary to program the CR1 register during SPI init

Only set the CR1 register during spi_prepare(). Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
2018-12-30 22:38:31 -05:00
parent c8e04274ad
commit 6e18af7057
3 changed files with 9 additions and 11 deletions
--- a/src/stm32f1/gpio.h
+++ b/src/stm32f1/gpio.h
@@ -33,7 +33,7 @@ uint16_t gpio_adc_read(struct gpio_adc g);
 void gpio_adc_cancel_sample(struct gpio_adc g);

 struct spi_config {
-    SPI_TypeDef config;
+    uint32_t spi_cr1;
 };
 struct spi_config spi_setup(uint32_t bus, uint8_t mode, uint32_t rate);
 void spi_prepare(struct spi_config config);