diff options
| -rw-r--r-- | drivers/staging/pi433/pi433_if.c | 4 | ||||
| -rw-r--r-- | drivers/staging/pi433/rf69.c | 5 | ||||
| -rw-r--r-- | drivers/staging/pi433/rf69.h | 1 |
3 files changed, 8 insertions, 2 deletions
diff --git a/drivers/staging/pi433/pi433_if.c b/drivers/staging/pi433/pi433_if.c index 68c09fa016ed..051c9052aeeb 100644 --- a/drivers/staging/pi433/pi433_if.c +++ b/drivers/staging/pi433/pi433_if.c @@ -1115,8 +1115,8 @@ static int pi433_probe(struct spi_device *spi) "spi interface setup: mode 0x%2x, %d bits per word, %dhz max speed", spi->mode, spi->bits_per_word, spi->max_speed_hz); - /* Ping the chip by reading the version register */ - retval = spi_w8r8(spi, 0x10); + /* read chip version */ + retval = rf69_get_version(spi); if (retval < 0) return retval; diff --git a/drivers/staging/pi433/rf69.c b/drivers/staging/pi433/rf69.c index d64df072d8e8..ee8c81d164e1 100644 --- a/drivers/staging/pi433/rf69.c +++ b/drivers/staging/pi433/rf69.c @@ -102,6 +102,11 @@ static inline int rf69_read_mod_write(struct spi_device *spi, u8 reg, /*-------------------------------------------------------------------------*/ +int rf69_get_version(struct spi_device *spi) +{ + return rf69_read_reg(spi, REG_VERSION); +} + int rf69_set_mode(struct spi_device *spi, enum mode mode) { static const u8 mode_map[] = { diff --git a/drivers/staging/pi433/rf69.h b/drivers/staging/pi433/rf69.h index b648ba5fff89..c25942f142a6 100644 --- a/drivers/staging/pi433/rf69.h +++ b/drivers/staging/pi433/rf69.h @@ -17,6 +17,7 @@ #define FIFO_SIZE 66 /* bytes */ #define FIFO_THRESHOLD 15 /* bytes */ +int rf69_get_version(struct spi_device *spi); int rf69_set_mode(struct spi_device *spi, enum mode mode); int rf69_set_data_mode(struct spi_device *spi, u8 data_mode); int rf69_set_modulation(struct spi_device *spi, enum modulation modulation); |