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

PATCH [email protected] 1 participant 1 message Jun 3, 2015

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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 <[email protected]> know about it.

Quoted 1 line

From 00db4e52f4541965f7fda225eb458a75f892017b Mon Sep 17 00:00:00 2001

From: Thomas Betker <[email protected]>
Date: Wed, 15 Apr 2015 21:11:49 +0200
Subject: iio: adc: xilinx: Fix VREFP scale

From: Thomas Betker <[email protected]>

commit 00db4e52f4541965f7fda225eb458a75f892017b upstream.

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

---
 drivers/iio/adc/xilinx-xadc-core.c |    1 +
 1 file changed, 1 insertion(+)
drivers/iio/adc/xilinx-xadc-core.c +1 -0
@@ -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 [email protected] 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