diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index 66d04ee4fe5f..733e88c70e75 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -909,6 +909,8 @@ static int rockchip_spi_setup(struct spi_device *spi)
 		cr0 |= BIT(spi->chip_select) << CR0_SOI_OFFSET;
 	else if (spi->chip_select <= 1)
 		cr0 &= ~(BIT(spi->chip_select) << CR0_SOI_OFFSET);
+	if (spi_controller_is_slave(spi->controller))
+		cr0 |= CR0_OPM_SLAVE << CR0_OPM_OFFSET;
 
 	writel_relaxed(cr0, rs->regs + ROCKCHIP_SPI_CTRLR0);