From 0c6289844900ff73daf8d162b442abd4d335df77 Mon Sep 17 00:00:00 2001
From: "Chew, Chiau Ee" <chiau.ee.chew@intel.com>
Date: Fri, 29 Nov 2013 02:13:11 +0800
Subject: spi/pxa2xx: Restore private register bits.

The Intel LPSS SPI private register bits have to be restored
when system resume from S3 suspend.

Signed-off-by: Chew, Chiau Ee <chiau.ee.chew@intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
(cherry picked from commit c50325f7bcb8a3ceaacb9dbc41180b1cbbae7b5e)
Signed-off-by: Darren Hart <dvhart@linux.intel.com>
---
 drivers/spi/spi-pxa2xx.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/spi/spi-pxa2xx.c
+++ b/drivers/spi/spi-pxa2xx.c
@@ -1325,6 +1325,9 @@ static int pxa2xx_spi_resume(struct devi
 	if (!pm_runtime_suspended(dev))
 		clk_prepare_enable(ssp->clk);
 
+	/* Restore LPSS private register bits */
+	lpss_ssp_setup(drv_data);
+
 	/* Start the queue running */
 	status = spi_master_resume(drv_data->master);
 	if (status != 0) {