diff options
Diffstat (limited to 'chip/lm4/spi.c')
| -rw-r--r-- | chip/lm4/spi.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/chip/lm4/spi.c b/chip/lm4/spi.c index 6df3d9e3ee..be988b78a0 100644 --- a/chip/lm4/spi.c +++ b/chip/lm4/spi.c @@ -65,12 +65,12 @@ int spi_transaction(const struct spi_device_t *spi_device, int totallen = txlen + rxlen; int txcount = 0, rxcount = 0; static struct mutex spi_mutex; - volatile uint32_t dummy __attribute__((unused)); + volatile uint32_t unused __attribute__((unused)); mutex_lock(&spi_mutex); /* Empty the receive FIFO */ while (LM4_SSI_SR(0) & LM4_SSI_SR_RNE) - dummy = LM4_SSI_DR(0); + unused = LM4_SSI_DR(0); /* Start transaction. Need to do this explicitly because the LM4 * SSI controller pulses its frame select every byte, and the EEPROM @@ -85,7 +85,7 @@ int spi_transaction(const struct spi_device_t *spi_device, if (rxcount < txlen) { /* Throw away bytes received while we were transmitting */ - dummy = LM4_SSI_DR(0); + unused = LM4_SSI_DR(0); } else *(rxdata++) = LM4_SSI_DR(0); rxcount++; @@ -96,7 +96,7 @@ int spi_transaction(const struct spi_device_t *spi_device, if (txcount < txlen) LM4_SSI_DR(0) = *(txdata++); else { - /* Clock out dummy byte so we can clock in the + /* Clock out unused byte so we can clock in the * response byte */ LM4_SSI_DR(0) = 0; } |