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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2018-04-24 18:00:10 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-07-03 11:23:14 +0200
commit49d98a8e1f55f8406c45ce2b88eb4912d9877f67 (patch)
tree8c065ffb0c603a2c97c9bf51f7ff278bdf51612f /drivers/mfd
parent099fae46d8dfed70744321bbbd265cc7af2982f3 (diff)
mfd: intel-lpss: Program REMAP register in PIO mode
commit d28b62520830b2d0bffa2d98e81afc9f5e537e8b upstream. According to documentation REMAP register has to be programmed in either DMA or PIO mode of the slice. Move the DMA capability check below to let REMAP register be programmed in PIO mode. Cc: stable@vger.kernel.org # 4.3+ Fixes: 4b45efe85263 ("mfd: Add support for Intel Sunrisepoint LPSS devices") Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/intel-lpss.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mfd/intel-lpss.c b/drivers/mfd/intel-lpss.c
index 70c646b0097d..19ac8bc8e7ea 100644
--- a/drivers/mfd/intel-lpss.c
+++ b/drivers/mfd/intel-lpss.c
@@ -275,11 +275,11 @@ static void intel_lpss_init_dev(const struct intel_lpss *lpss)
intel_lpss_deassert_reset(lpss);
+ intel_lpss_set_remap_addr(lpss);
+
if (!intel_lpss_has_idma(lpss))
return;
- intel_lpss_set_remap_addr(lpss);
-
/* Make sure that SPI multiblock DMA transfers are re-enabled */
if (lpss->type == LPSS_DEV_SPI)
writel(value, lpss->priv + LPSS_PRIV_SSP_REG);