diff options
Diffstat (limited to 'recipes-connectivity/lora/lora-gateway/lora-gateway-add-spi-path-function.patch')
-rw-r--r-- | recipes-connectivity/lora/lora-gateway/lora-gateway-add-spi-path-function.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/recipes-connectivity/lora/lora-gateway/lora-gateway-add-spi-path-function.patch b/recipes-connectivity/lora/lora-gateway/lora-gateway-add-spi-path-function.patch new file mode 100644 index 0000000..fa5e68c --- /dev/null +++ b/recipes-connectivity/lora/lora-gateway/lora-gateway-add-spi-path-function.patch @@ -0,0 +1,57 @@ +diff --git a/libloragw/inc/loragw_spi.h b/libloragw/inc/loragw_spi.h +index fef1f48..74ef251 100644 +--- a/libloragw/inc/loragw_spi.h ++++ b/libloragw/inc/loragw_spi.h +@@ -46,6 +46,14 @@ Maintainer: Sylvain Miermont + /* -------------------------------------------------------------------------- */ + /* --- PUBLIC FUNCTIONS PROTOTYPES ------------------------------------------ */ + ++/* set SPI device */ ++/** ++@brief LoRa concentrator SPI path configuration for spidev ++@param path pointer to spidev device ++@return LGW_SPI_SUCCESS if path is valid, LGW_SPI_ERROR if not ++*/ ++int lgw_spi_set_path(const char *path); ++ + /** + @brief LoRa concentrator SPI setup (configure I/O and peripherals) + @param spi_target_ptr pointer on a generic pointer to SPI target (implementation dependant) +diff --git a/libloragw/src/loragw_spi.native.c b/libloragw/src/loragw_spi.native.c +index c01ed1c..3472133 100644 +--- a/libloragw/src/loragw_spi.native.c ++++ b/libloragw/src/loragw_spi.native.c +@@ -56,10 +56,24 @@ Maintainer: Sylvain Miermont + #define SPI_SPEED 8000000 + #define SPI_DEV_PATH "/dev/spidev0.0" + //#define SPI_DEV_PATH "/dev/spidev32766.0" ++char* spi_dev_path = SPI_DEV_PATH; + + /* -------------------------------------------------------------------------- */ + /* --- PUBLIC FUNCTIONS DEFINITION ------------------------------------------ */ + ++/* set SPI device */ ++int lgw_spi_set_path(const char *path) { ++ if (path) { ++ spi_dev_path = path; ++ return LGW_SPI_SUCCESS; ++ } ++ else { ++ return LGW_SPI_ERROR; ++ } ++} ++ ++ ++ + /* SPI initialization and configuration */ + int lgw_spi_open(void **spi_target_ptr) { + int *spi_device = NULL; +@@ -78,7 +92,7 @@ int lgw_spi_open(void **spi_target_ptr) { + } + + /* open SPI device */ +- dev = open(SPI_DEV_PATH, O_RDWR); ++ dev = open(spi_dev_path, O_RDWR); + if (dev < 0) { + DEBUG_PRINTF("ERROR: failed to open SPI device %s\n", SPI_DEV_PATH); + return LGW_SPI_ERROR; |