diff options
| -rw-r--r-- | drivers/spi/mpc8xxx_spi.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/spi/mpc8xxx_spi.c b/drivers/spi/mpc8xxx_spi.c index a2e698ea170..2a0f3cc06a9 100644 --- a/drivers/spi/mpc8xxx_spi.c +++ b/drivers/spi/mpc8xxx_spi.c @@ -88,10 +88,8 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din, ulong flags) { spi8xxx_t *spi = &((immap_t *)(CONFIG_SYS_IMMR))->spi; - uint tmpdout, tmpdin, event; + u32 tmpdin; int num_blks = DIV_ROUND_UP(bitlen, 32); - int tm; - uchar char_size = 32; debug("%s: slave %u:%u dout %08X din %08X bitlen %u\n", __func__, slave->bus, slave->cs, *(uint *)dout, *(uint *)din, bitlen); @@ -104,8 +102,9 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din, /* Handle data in 32-bit chunks */ while (num_blks--) { - tmpdout = 0; - char_size = (bitlen >= 32 ? 32 : bitlen); + int tm; + u32 tmpdout = 0; + uchar char_size = (bitlen >= 32 ? 32 : bitlen); /* Shift data so it's msb-justified */ tmpdout = *(u32 *)dout >> (32 - char_size); @@ -145,7 +144,7 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din, * The NE event must be read and cleared first */ for (tm = 0; tm < SPI_TIMEOUT; ++tm) { - event = in_be32(&spi->event); + u32 event = in_be32(&spi->event); bool have_ne = event & SPI_EV_NE; bool have_nf = event & SPI_EV_NF; |