[PATCH V1 01/26] spi: tegra114: fix PIO transfer

[Sowjanya Komatineni]

Fixes: Use PIO bit in SPI_COMMAND1 register for PIO mode.

Current driver uses DMA_EN instead of PIO bit.

Signed-off-by: Sowjanya Komatineni <skomatin...@nvidia.com>
---
 drivers/spi/spi-tegra114.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/spi-tegra114.c b/drivers/spi/spi-tegra114.c
index a76acedd7e2f..5a21bc808bb6 100644
--- a/drivers/spi/spi-tegra114.c
+++ b/drivers/spi/spi-tegra114.c
@@ -570,8 +570,9 @@ static int tegra_spi_start_cpu_based_transfer(
 
        tspi->is_curr_dma_xfer = false;
 
-       val |= SPI_DMA_EN;
-       tegra_spi_writel(tspi, val, SPI_DMA_CTL);
+       val = tspi->command1_reg;
+       val |= SPI_PIO;
+       tegra_spi_writel(tspi, val, SPI_COMMAND1);
        return 0;
 }
 
-- 
2.7.4