From 0f2a43a55a74671100286ac908f71efe3b840507 Mon Sep 17 00:00:00 2001

From: Jeffy Chen <jeffy.chen@rock-chips.com>

Date: Wed, 28 Jun 2017 12:38:42 +0800

Subject: [PATCH 16/86] spi: rockchip: Set GPIO_SS flag to enable Slave Select

 with GPIO CS

Git-commit: c863795c4c0787e5f885099e3b673e1433448b82

Patch-mainline: v4.13-rc1

References: fate#323912

The rockchip spi still requires slave selection when using GPIO CS.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>

Reviewed-by: Douglas Anderson <dianders@chromium.org>

Signed-off-by: Mark Brown <broonie@kernel.org>

Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>

---

 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 bab9b13f0ad0..52ea1605d4c6 100644

--- a/drivers/spi/spi-rockchip.c

+++ b/drivers/spi/spi-rockchip.c

@@ -749,6 +749,7 @@ static int rockchip_spi_probe(struct platform_device *pdev)

 	master->transfer_one = rockchip_spi_transfer_one;

 	master->max_transfer_size = rockchip_spi_max_transfer_size;

 	master->handle_err = rockchip_spi_handle_err;

+	master->flags = SPI_MASTER_GPIO_SS;

 	rs->dma_tx.ch = dma_request_chan(rs->dev, "tx");

 	if (IS_ERR(rs->dma_tx.ch)) {

-- 

2.11.0