From 2f3f831e8f5331e6a37203afa0f2565f439e79cf Mon Sep 17 00:00:00 2001 From: Jeffy Chen Date: Wed, 28 Jun 2017 12:38:42 +0800 Subject: spi: rockchip: Set GPIO_SS flag to enable Slave Select with GPIO CS The rockchip spi still requires slave selection when using GPIO CS. Signed-off-by: Jeffy Chen Reviewed-by: Douglas Anderson Signed-off-by: Mark Brown --- drivers/spi/spi-rockchip.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index e9a2fe324168..98ecf4c6ef61 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -728,6 +728,7 @@ static int rockchip_spi_probe(struct platform_device *pdev) master->unprepare_message = rockchip_spi_unprepare_message; master->transfer_one = rockchip_spi_transfer_one; master->handle_err = rockchip_spi_handle_err; + master->flags = SPI_MASTER_GPIO_SS; rs->dma_tx.ch = dma_request_slave_channel(rs->dev, "tx"); if (IS_ERR_OR_NULL(rs->dma_tx.ch)) { -- cgit v1.2.3