- dev_dbg(&spi->dev, "DEactivate %u%s\n", gpio, active ? " (low)" : "");
- gpio_set_value(gpio, !active);
+ /* only deactivate *this* device; sometimes transfers to
+ * another device may be active when this routine is called.
+ */
+ mr = spi_readl(as, MR);
+ if (~SPI_BFEXT(PCS, mr) & (1 << spi->chip_select)) {
+ mr = SPI_BFINS(PCS, 0xf, mr);
+ spi_writel(as, MR, mr);
+ }
+
+ dev_dbg(&spi->dev, "DEactivate %u%s, mr %08x\n",
+ gpio, active ? " (low)" : "",
+ mr);
+
+ if (!(cpu_is_at91rm9200() && spi->chip_select == 0))
+ gpio_set_value(gpio, !active);