debugging patches

meta-adi/grand_zcu7/project-spec/configs/config

@@ -285,14 +285,4 @@ CONFIG_YOCTO_NETWORK_SSTATE_FEEDS_URL="http://petalinux.xilinx.com/sswreleases/r
 CONFIG_USER_LAYER_0="/home/rene/Data/FPGA_workdir/adi/hdl/meta-adi/meta-adi-core"
 CONFIG_USER_LAYER_1="/home/rene/Data/FPGA_workdir/adi/hdl/meta-adi/meta-adi-xilinx"
 CONFIG_USER_LAYER_2=""
-
-
-
-
-
-
-
-
-
-
 CONFIG_SUBSYSTEM_BOOTARGS_GENERATED="earlycon console=ttyPS0,115200 clk_ignore_unused root=/dev/nfs nfsroot=192.168.10.1:/srv/nfs,tcp ip=192.168.10.2:192.168.10.1 rw"

meta-adi/grand_zcu7/project-spec/configs/config.old

@@ -186,7 +186,7 @@ CONFIG_SUBSYSTEM_MACHINE_NAME="template"
 #
 CONFIG_SUBSYSTEM_BOOTARGS_AUTO=y
 CONFIG_SUBSYSTEM_BOOTARGS_EARLYPRINTK=y
-
+CONFIG_SUBSYSTEM_BOOTARGS_GENERATED="earlycon console=ttyPS0,115200 clk_ignore_unused root=/dev/nfs nfsroot=192.168.10.1:/srv/nfs,tcp ip=192.168.10.2:192.168.10.1 rw"
 CONFIG_SUBSYSTEM_DEVICETREE_FLAGS=""
 # CONFIG_SUBSYSTEM_DTB_OVERLAY is not set
 # CONFIG_SUBSYSTEM_REMOVE_PL_DTB is not set
@@ -285,4 +285,3 @@ CONFIG_YOCTO_NETWORK_SSTATE_FEEDS_URL="http://petalinux.xilinx.com/sswreleases/r
 CONFIG_USER_LAYER_0="/home/rene/Data/FPGA_workdir/adi/hdl/meta-adi/meta-adi-core"
 CONFIG_USER_LAYER_1="/home/rene/Data/FPGA_workdir/adi/hdl/meta-adi/meta-adi-xilinx"
 CONFIG_USER_LAYER_2=""
-CONFIG_SUBSYSTEM_BOOTARGS_GENERATED="earlycon console=ttyPS0,115200 clk_ignore_unused root=/dev/nfs nfsroot=192.168.10.1:/srv/nfs,tcp ip=192.168.10.2:192.168.10.1 rw"

meta-adi/grand_zcu7/project-spec/meta-user/recipes-kernel/linux/linux-xlnx/0001-2conv-2lanes.patch

+From c7bfd78b32dc47b9cd97521cd191b97d8c85d9e3 Mon Sep 17 00:00:00 2001
+From: rhabraken <r.habraken@science.ru.nl>
+Date: Thu, 16 Jul 2020 23:51:52 +0200
+Subject: [PATCH] 2conv, 2lanes
+
+Signed-off-by: rhabraken <r.habraken@science.ru.nl>
+---
+ drivers/iio/adc/ad9680.c | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/iio/adc/ad9680.c b/drivers/iio/adc/ad9680.c
+index 23b903798307..83a62a86d5b4 100644
+--- a/drivers/iio/adc/ad9680.c
++++ b/drivers/iio/adc/ad9680.c
+@@ -1185,16 +1185,18 @@ static int ad9694_setup(struct spi_device *spi)
+ 	ret |= ad9680_spi_write(spi, 0x008, 0x03); /* select both channels */
+ 
+ 	ret |= ad9680_spi_write(spi, 0x108, 0x00); /* Clock divider = 1 */
++    
++    ret |= ad9680_spi_write(spi, 0x201, 0x00);	// full sample rate (decimation = 1)
+ 
+ 	memset(&link_config, sizeof(link_config), 0x00);
+ 	link_config.did = 0;
+ 	link_config.bid = 0;
+-	link_config.num_lanes = 4;
++	link_config.num_lanes = 2;
+ 	for (i = 0; i < link_config.num_lanes; i++) {
+ 		link_config.lid[i] = i;
+ 		link_config.lane_mux[i] = i;
+ 	}
+-	link_config.num_converters = 4;
++	link_config.num_converters = 2;
+ 	link_config.octets_per_frame = 2;
+ 	link_config.frames_per_multiframe = 32;
+ 	link_config.converter_resolution = 14;
+-- 
+2.17.1
+

meta-adi/grand_zcu7/project-spec/meta-user/recipes-kernel/linux/linux-xlnx/0001-changed-AD9694_CHAN-def.patch

+From afce176542622e51b5f4b21a0c45fd3ced182de6 Mon Sep 17 00:00:00 2001
+From: rhabraken <r.habraken@science.ru.nl>
+Date: Thu, 16 Jul 2020 21:32:45 +0200
+Subject: [PATCH] changed AD9694_CHAN def
+
+Signed-off-by: rhabraken <r.habraken@science.ru.nl>
+---
+ drivers/iio/adc/ad9680.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/iio/adc/ad9680.c b/drivers/iio/adc/ad9680.c
+index 9cebd6d7bdf9..1e2e086e4320 100644
+--- a/drivers/iio/adc/ad9680.c
++++ b/drivers/iio/adc/ad9680.c
+@@ -606,8 +606,8 @@ static const struct iio_event_spec ad9680_events[] = {
+ 	.scan_index = _chan,						\
+ 	.scan_type = {							\
+ 		.sign = 'S',						\
+-		.realbits = 8,						\
+-		.storagebits = 8,					\
++		.realbits = 14,						\
++		.storagebits = 16,					\
+ 		.shift = 0,						\
+ 	},								\
+ 	.event_spec = ad9680_events,					\
+-- 
+2.17.1
+

meta-adi/grand_zcu7/project-spec/meta-user/recipes-kernel/linux/linux-xlnx/0001-changed-lane-parameters.patch

+From dc8226a5384cb388731da646f5df71d85fa3ff3d Mon Sep 17 00:00:00 2001
+From: rhabraken <r.habraken@science.ru.nl>
+Date: Tue, 14 Jul 2020 21:42:49 +0200
+Subject: [PATCH] changed lane parameters
+
+Signed-off-by: rhabraken <r.habraken@science.ru.nl>
+---
+ drivers/iio/adc/ad9680.c | 10 +++++-----
+ 1 file changed, 5 insertions(+), 5 deletions(-)
+
+diff --git a/drivers/iio/adc/ad9680.c b/drivers/iio/adc/ad9680.c
+index 7190ad2f7936..663b9ce54e62 100644
+--- a/drivers/iio/adc/ad9680.c
++++ b/drivers/iio/adc/ad9680.c
+@@ -1182,16 +1182,16 @@ static int ad9694_setup(struct spi_device *spi)
+ 	memset(&link_config, sizeof(link_config), 0x00);
+ 	link_config.did = 0;
+ 	link_config.bid = 0;
+-	link_config.num_lanes = 2;
++	link_config.num_lanes = 4;
+ 	for (i = 0; i < link_config.num_lanes; i++) {
+ 		link_config.lid[i] = i;
+ 		link_config.lane_mux[i] = i;
+ 	}
+-	link_config.num_converters = 2;
+-	link_config.octets_per_frame = 1;
++	link_config.num_converters = 4;
++	link_config.octets_per_frame = 2;
+ 	link_config.frames_per_multiframe = 32;
+-	link_config.converter_resolution = 8;
+-	link_config.bits_per_sample = 8;
++	link_config.converter_resolution = 16;
++	link_config.bits_per_sample = 16;
+ 	link_config.scrambling = true;
+ 
+ 	if (conv->sysref_clk) {
+-- 
+2.17.1
+

meta-adi/grand_zcu7/project-spec/meta-user/recipes-kernel/linux/linux-xlnx/0001-conv_res14b.patch

+From 1c019b8bd4b70e1c0afdc886c568a11b11d641ef Mon Sep 17 00:00:00 2001
+From: rhabraken <r.habraken@science.ru.nl>
+Date: Thu, 16 Jul 2020 22:32:29 +0200
+Subject: [PATCH] conv_res14b
+
+Signed-off-by: rhabraken <r.habraken@science.ru.nl>
+---
+ drivers/iio/adc/ad9680.c | 9 +++++++--
+ 1 file changed, 7 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/iio/adc/ad9680.c b/drivers/iio/adc/ad9680.c
+index 1e2e086e4320..23b903798307 100644
+--- a/drivers/iio/adc/ad9680.c
++++ b/drivers/iio/adc/ad9680.c
+@@ -1115,7 +1115,12 @@ static int ad9694_setup_jesd204_link(struct axiadc_converter *conv,
+ 		sysref_rate = DIV_ROUND_CLOSEST(sample_rate, 128);
+ 	else
+ 		sysref_rate = DIV_ROUND_CLOSEST(sample_rate, 32);
+-	lane_rate_kHz = DIV_ROUND_CLOSEST(sample_rate, 100);
++	    lane_rate_kHz = DIV_ROUND_CLOSEST(sample_rate, 100);
++		dev_err(&conv->spi->dev, "RH: Lane rate %lu Mbps is",
++			lane_rate_kHz / 1000);
++        dev_err(&conv->spi->dev, "RH: sysref rate %lu Mbps is",
++			sysref_rate);
++            
+ 
+ 	if (lane_rate_kHz < 1687500 || lane_rate_kHz > 15000000) {
+ 		dev_err(&conv->spi->dev, "Lane rate %lu Mbps out of bounds. Must be between 1687.5 and 15000 Mbps",
+@@ -1192,7 +1197,7 @@ static int ad9694_setup(struct spi_device *spi)
+ 	link_config.num_converters = 4;
+ 	link_config.octets_per_frame = 2;
+ 	link_config.frames_per_multiframe = 32;
+-	link_config.converter_resolution = 16;
++	link_config.converter_resolution = 14;
+ 	link_config.bits_per_sample = 16;
+ 	link_config.scrambling = true;
+ 
+-- 
+2.17.1
+

meta-adi/grand_zcu7/project-spec/meta-user/recipes-kernel/linux/linux-xlnx/0001-increased-converters.patch

+From 0117ce0f19f2b421316023367e6d416679dcb694 Mon Sep 17 00:00:00 2001
+From: rhabraken <r.habraken@science.ru.nl>
+Date: Tue, 14 Jul 2020 23:03:04 +0200
+Subject: [PATCH] increased converters
+
+Signed-off-by: rhabraken <r.habraken@science.ru.nl>
+---
+ drivers/iio/adc/ad9680.c | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/iio/adc/ad9680.c b/drivers/iio/adc/ad9680.c
+index 7190ad2f7936..c1e5b4f3eebd 100644
+--- a/drivers/iio/adc/ad9680.c
++++ b/drivers/iio/adc/ad9680.c
+@@ -1182,12 +1182,12 @@ static int ad9694_setup(struct spi_device *spi)
+ 	memset(&link_config, sizeof(link_config), 0x00);
+ 	link_config.did = 0;
+ 	link_config.bid = 0;
+-	link_config.num_lanes = 2;
++	link_config.num_lanes = 4;
+ 	for (i = 0; i < link_config.num_lanes; i++) {
+ 		link_config.lid[i] = i;
+ 		link_config.lane_mux[i] = i;
+ 	}
+-	link_config.num_converters = 2;
++	link_config.num_converters = 4;
+ 	link_config.octets_per_frame = 1;
+ 	link_config.frames_per_multiframe = 32;
+ 	link_config.converter_resolution = 8;
+-- 
+2.17.1
+

meta-adi/grand_zcu7/project-spec/meta-user/recipes-kernel/linux/linux-xlnx/0001-resolution16b.patch

+From 4ea692cc8be4d95d1381dd20974cf5053253a309 Mon Sep 17 00:00:00 2001
+From: rhabraken <r.habraken@science.ru.nl>
+Date: Thu, 16 Jul 2020 09:23:47 +0200
+Subject: [PATCH] resolution16b
+
+Signed-off-by: rhabraken <r.habraken@science.ru.nl>
+---
+ drivers/iio/adc/ad9680.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/drivers/iio/adc/ad9680.c b/drivers/iio/adc/ad9680.c
+index 31ed3c88b11f..9cebd6d7bdf9 100644
+--- a/drivers/iio/adc/ad9680.c
++++ b/drivers/iio/adc/ad9680.c
+@@ -1190,10 +1190,10 @@ static int ad9694_setup(struct spi_device *spi)
+ 		link_config.lane_mux[i] = i;
+ 	}
+ 	link_config.num_converters = 4;
+-	link_config.octets_per_frame = 1;
++	link_config.octets_per_frame = 2;
+ 	link_config.frames_per_multiframe = 32;
+-	link_config.converter_resolution = 8;
+-	link_config.bits_per_sample = 8;
++	link_config.converter_resolution = 16;
++	link_config.bits_per_sample = 16;
+ 	link_config.scrambling = true;
+ 
+ 	if (conv->sysref_clk) {
+-- 
+2.17.1
+

meta-adi/grand_zcu7/project-spec/meta-user/recipes-kernel/linux/linux-xlnx_%.bbappend

@@ -3,7 +3,12 @@ SRC_URI += "file://user_2020-07-07-12-40-00.cfg \
             "
 
 SRC_URI_append += " \
+file://0001-debug-ad9680.patch \
 file://0001-debug-txcvr.patch \
+file://0001-changed-lane-parameters.patch \
+file://0001-changed-AD9694_CHAN-def.patch \
+file://0001-conv_res14b.patch \
+file://0001-2conv-2lanes.patch \
 "
 
 FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"

meta-adi/meta-adi-xilinx/recipes-bsp/device-tree/files/zynqmp-zu7cg-rev1-ad9694.dts

@@ -228,7 +228,7 @@
                           <0>,
                           <27000000>, /* out 0 */
                           <300000000>,
-                          <250000000>, /*500 MHz */
+                          <250000000>, /*250 MHz */
                           <1000000000>;
 
         out@1 {