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Add SPI GPIO pin initialization. From Pierre-noel Bouteville.

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This commit is contained in:
Gregory Nutt 2015-06-05 14:26:21 -06:00
parent 0488df7cf3
commit f875a26ed2
1 changed files with 19 additions and 0 deletions
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19
arch/arm/src/efm32/efm32_spi.c
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@ -65,6 +65,7 @@
#include "efm32_dma.h" #include "efm32_dma.h"
#include "efm32_lowputc.h" #include "efm32_lowputc.h"
#include "efm32_spi.h" #include "efm32_spi.h"
#include "efm32_gpio.h"
#ifdef HAVE_SPI_DEVICE #ifdef HAVE_SPI_DEVICE
@ -1687,6 +1688,12 @@ struct spi_dev_s *efm32_spi_initialize(int port)
{ {
priv = &g_spi0dev; priv = &g_spi0dev;
config = &g_spi0config; config = &g_spi0config;
if (!priv->initialized)
{
efm32_configgpio(BOARD_SPI0_CLK);
efm32_configgpio(BOARD_SPI0_MOSI);
efm32_configgpio(BOARD_SPI0_MISO);
}
} }
else else
#endif #endif
@ -1695,6 +1702,12 @@ struct spi_dev_s *efm32_spi_initialize(int port)
{ {
priv = &g_spi1dev; priv = &g_spi1dev;
config = &g_spi1config; config = &g_spi1config;
if (!priv->initialized)
{
efm32_configgpio(BOARD_SPI1_CLK);
efm32_configgpio(BOARD_SPI1_MOSI);
efm32_configgpio(BOARD_SPI1_MISO);
}
} }
else else
#endif #endif
@ -1703,6 +1716,12 @@ struct spi_dev_s *efm32_spi_initialize(int port)
{ {
priv = &g_spi2dev; priv = &g_spi2dev;
config = &g_spi2config; config = &g_spi2config;
if (!priv->initialized)
{
efm32_configgpio(BOARD_SPI2_CLK);
efm32_configgpio(BOARD_SPI2_MOSI);
efm32_configgpio(BOARD_SPI2_MISO);
}
} }
else else
#endif #endif