Patch "iio: adc: xilinx: Fix VREFP scale" has been added to the 4.0-stable tree

Patch "iio: adc: xilinx: Fix VREFP scale" has been added to the 4.0-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    iio: adc: xilinx: Fix VREFP scale

to the 4.0-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     iio-adc-xilinx-fix-vrefp-scale.patch
and it can be found in the queue-4.0 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 00db4e52f4541965f7fda225eb458a75f892017b Mon Sep 17 00:00:00 2001
From: Thomas Betker <thomas.betker@rohde-schwarz.com>
Date: Wed, 15 Apr 2015 21:11:49 +0200
Subject: iio: adc: xilinx: Fix VREFP scale

From: Thomas Betker <thomas.betker@rohde-schwarz.com>

commit 00db4e52f4541965f7fda225eb458a75f892017b upstream.

The scaling factor for VREFP is 3.0/4096, not 1.0/4096; fix this to get
correct readings.

Signed-off-by: Thomas Betker <thomas.betker@rohde-schwarz.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/iio/adc/xilinx-xadc-core.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/iio/adc/xilinx-xadc-core.c
+++ b/drivers/iio/adc/xilinx-xadc-core.c
@@ -856,6 +856,7 @@ static int xadc_read_raw(struct iio_dev
 			switch (chan->address) {
 			case XADC_REG_VCCINT:
 			case XADC_REG_VCCAUX:
+			case XADC_REG_VREFP:
 			case XADC_REG_VCCBRAM:
 			case XADC_REG_VCCPINT:
 			case XADC_REG_VCCPAUX:


Patches currently in stable-queue which might be from thomas.betker@rohde-schwarz.com are

queue-4.0/iio-adc-xilinx-fix-register-addresses.patch
queue-4.0/iio-adc-xilinx-fix-vccaux-channel-.address.patch
queue-4.0/iio-adc-xilinx-fix-vrefp-scale.patch
queue-4.0/iio-adc-xilinx-fix-vrefn-sign.patch