diff options
Diffstat (limited to 'nuttx/arch/arm/src/lpc17xx/lpc17_internal.h')
| -rwxr-xr-x | nuttx/arch/arm/src/lpc17xx/lpc17_internal.h | 46 |
1 files changed, 42 insertions, 4 deletions
diff --git a/nuttx/arch/arm/src/lpc17xx/lpc17_internal.h b/nuttx/arch/arm/src/lpc17xx/lpc17_internal.h index 06ac7b47a..fdb14b4d7 100755 --- a/nuttx/arch/arm/src/lpc17xx/lpc17_internal.h +++ b/nuttx/arch/arm/src/lpc17xx/lpc17_internal.h @@ -47,6 +47,10 @@ #include <stdint.h> #include <stdbool.h> +#if defined(CONFIG_LPC17_SPI) || defined(CONFIG_LPC17_SSP0) || defined(CONFIG_LPC17_SSP1) +# include <nuttx/spi.h> +#endif + #include "up_internal.h" #include "chip.h" @@ -583,9 +587,6 @@ EXTERN void lpc17_clrpend(int irq); * ************************************************************************************/ -struct spi_dev_s; -enum spi_dev_e; - #ifdef CONFIG_LPC17_SPI EXTERN void lpc17_spiselect(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected); EXTERN uint8_t lpc17_spistatus(FAR struct spi_dev_s *dev, enum spi_dev_e devid); @@ -593,6 +594,7 @@ EXTERN uint8_t lpc17_spistatus(FAR struct spi_dev_s *dev, enum spi_dev_e devid); EXTERN int lpc17_spicmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd); #endif #endif + #ifdef CONFIG_LPC17_SSP0 EXTERN void lpc17_ssp0select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected); EXTERN uint8_t lpc17_ssp0status(FAR struct spi_dev_s *dev, enum spi_dev_e devid); @@ -600,6 +602,7 @@ EXTERN uint8_t lpc17_ssp0status(FAR struct spi_dev_s *dev, enum spi_dev_e devid) EXTERN int lpc17_ssp0cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool cmd); #endif #endif + #ifdef CONFIG_LPC17_SSP1 EXTERN void lpc17_ssp1select(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bool selected); EXTERN uint8_t lpc17_ssp1status(FAR struct spi_dev_s *dev, enum spi_dev_e devid); @@ -624,15 +627,50 @@ EXTERN int lpc17_ssp1cmddata(FAR struct spi_dev_s *dev, enum spi_dev_e devid, bo * ****************************************************************************/ -struct spi_dev_s; #ifdef CONFIG_LPC17_SPI EXTERN void spi_flush(FAR struct spi_dev_s *dev); #endif + #if defined(CONFIG_LPC17_SSP0) || defined(CONFIG_LPC17_SSP1) EXTERN void ssp_flush(FAR struct spi_dev_s *dev); #endif /**************************************************************************** + * Name: lpc17_spi/ssp0/1register + * + * Description: + * If the board supports a card detect callback to inform the SPI-based + * MMC/SD drvier when an SD card is inserted or removed, then + * CONFIG_SPI_CALLBACK should be defined and the following function(s) must + * must be implemented. These functiosn implements the registercallback + * method of the SPI interface (see include/nuttx/spi.h for details) + * + * Input Parameters: + * dev - Device-specific state data + * callback - The funtion to call on the media change + * arg - A caller provided value to return with the callback + * + * Returned Value: + * 0 on success; negated errno on failure. + * + ****************************************************************************/ + +#ifdef CONFIG_LPC17_SPI +EXTERN int lpc17_spiregister(FAR struct spi_dev_s *dev, + spi_mediachange_t callback, void *arg); +#endif + +#ifdef CONFIG_LPC17_SSP0 +EXTERN int lpc17_ssp0register(FAR struct spi_dev_s *dev, + spi_mediachange_t callback, void *arg); +#endif + +#ifdef CONFIG_LPC17_SSP1 +EXTERN int lpc17_ssp1register(FAR struct spi_dev_s *dev, + spi_mediachange_t callback, void *arg); +#endif + +/**************************************************************************** * Name: lpc17_dmainitialize * * Description: |