if (value == BITBANG_CS_ACTIVE) {
u32 regval = mpc83xx_spi_read_reg(&mpc83xx_spi->base->mode);
u32 len = spi->bits_per_word;
+ u8 pm;
+
if (len == 32)
len = 0;
else
regval |= SPMODE_LEN(len);
if ((mpc83xx_spi->spibrg / spi->max_speed_hz) >= 64) {
- u8 pm = mpc83xx_spi->spibrg / (spi->max_speed_hz * 64);
+ pm = mpc83xx_spi->spibrg / (spi->max_speed_hz * 64) - 1;
if (pm > 0x0f) {
dev_err(&spi->dev, "Requested speed is too "
"low: %d Hz. Will use %d Hz instead.\n",
}
regval |= SPMODE_PM(pm) | SPMODE_DIV16;
} else {
- u8 pm = mpc83xx_spi->spibrg / (spi->max_speed_hz * 4);
+ pm = mpc83xx_spi->spibrg / (spi->max_speed_hz * 4);
+ if (pm)
+ pm--;
regval |= SPMODE_PM(pm);
}