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path: root/drivers/spi/spi-tegra20-slink.c
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Diffstat (limited to 'drivers/spi/spi-tegra20-slink.c')
-rw-r--r--drivers/spi/spi-tegra20-slink.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index f7c832fd4003..6a726c95ac7a 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -1118,6 +1118,11 @@ static int tegra_slink_probe(struct platform_device *pdev)
pm_runtime_put_noidle(&pdev->dev);
goto exit_pm_disable;
}
+
+ reset_control_assert(tspi->rst);
+ udelay(2);
+ reset_control_deassert(tspi->rst);
+
tspi->def_command_reg = SLINK_M_S;
tspi->def_command2_reg = SLINK_CS_ACTIVE_BETWEEN;
tegra_slink_writel(tspi, tspi->def_command_reg, SLINK_COMMAND);