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authorJohn Klug <john.klug@multitech.com>2016-09-20 18:28:25 -0500
committerJohn Klug <john.klug@multitech.com>2016-09-20 18:28:25 -0500
commit1f44d4748e01d9c4914295c5ba923487618e81fd (patch)
treec317a1e6c9d765f1392e499ff66aab2e0d019b86 /recipes-kernel
parentb93e7a6eeb3b9db0a211bcc8eaf406063040c069 (diff)
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PPS Driver Patch to handle both edges of the PPS signal.
Diffstat (limited to 'recipes-kernel')
-rw-r--r--recipes-kernel/linux/linux-3.12.27/linux-3.12-pps-gpio.patch31
-rw-r--r--recipes-kernel/linux/linux-3.12.27/mtcdt/linux-3.12-mtcdt-device-tree.patch5
-rw-r--r--recipes-kernel/linux/linux_3.12.27.bb12
3 files changed, 36 insertions, 12 deletions
diff --git a/recipes-kernel/linux/linux-3.12.27/linux-3.12-pps-gpio.patch b/recipes-kernel/linux/linux-3.12.27/linux-3.12-pps-gpio.patch
new file mode 100644
index 0000000..554b53f
--- /dev/null
+++ b/recipes-kernel/linux/linux-3.12.27/linux-3.12-pps-gpio.patch
@@ -0,0 +1,31 @@
+diff -uprN old/Documentation/devicetree/bindings/pps/pps-gpio.txt new/Documentation/devicetree/bindings/pps/pps-gpio.txt
+--- old/Documentation/devicetree/bindings/pps/pps-gpio.txt 2016-09-19 09:51:11.271472335 -0500
++++ new/Documentation/devicetree/bindings/pps/pps-gpio.txt 2016-09-19 09:49:27.283474197 -0500
+@@ -17,4 +17,5 @@ Example:
+ gpios = <&gpio2 6 0>;
+
+ assert-falling-edge;
++ capture-clear;
+ };
+diff -uprN old/drivers/pps/clients/pps-gpio.c new/drivers/pps/clients/pps-gpio.c
+--- old/drivers/pps/clients/pps-gpio.c 2016-09-19 09:51:11.271472335 -0500
++++ new/drivers/pps/clients/pps-gpio.c 2016-09-19 17:09:02.367001869 -0500
+@@ -119,6 +119,8 @@ static int pps_gpio_probe(struct platfor
+
+ if (of_get_property(np, "assert-falling-edge", NULL))
+ data->assert_falling_edge = true;
++ if (of_get_property(np, "capture-clear", NULL))
++ data->capture_clear = true;
+ }
+
+ /* GPIO setup */
+@@ -208,6 +210,8 @@ static struct platform_driver pps_gpio_d
+ module_platform_driver(pps_gpio_driver);
+ MODULE_AUTHOR("Ricardo Martins <rasm@fe.up.pt>");
+ MODULE_AUTHOR("James Nuss <jamesnuss@nanometrics.ca>");
++MODULE_AUTHOR("Gary Miller <gem@rellim.com>");
++
+ MODULE_DESCRIPTION("Use GPIO pin as PPS source");
+ MODULE_LICENSE("GPL");
+-MODULE_VERSION("1.0.0");
++MODULE_VERSION("1.0.1");
diff --git a/recipes-kernel/linux/linux-3.12.27/mtcdt/linux-3.12-mtcdt-device-tree.patch b/recipes-kernel/linux/linux-3.12.27/mtcdt/linux-3.12-mtcdt-device-tree.patch
index aa96655..bea818d 100644
--- a/recipes-kernel/linux/linux-3.12.27/mtcdt/linux-3.12-mtcdt-device-tree.patch
+++ b/recipes-kernel/linux/linux-3.12.27/mtcdt/linux-3.12-mtcdt-device-tree.patch
@@ -1,8 +1,8 @@
Index: linux-3.12.27/arch/arm/boot/dts/mtcdt.dts
===================================================================
--- /dev/null 1970-01-01 00:00:00.000000000 +0000
-+++ linux-3.12.27/arch/arm/boot/dts/mtcdt.dts 2015-01-13 13:58:20.766078428 -0600
-@@ -0,0 +1,278 @@
++++ linux-3.12.27/arch/arm/boot/dts/mtcdt.dts 2016-09-19 15:34:25.111103538 -0500
+@@ -0,0 +1,279 @@
+/*
+ * DTS file for Multi-Tech Systems MTCDT Hardware
+ */
@@ -248,6 +248,7 @@ Index: linux-3.12.27/arch/arm/boot/dts/mtcdt.dts
+ pps {
+ compatible = "pps-gpio";
+ gpios = <&pioA 29 0>;
++ capture-clear;
+ };
+
+
diff --git a/recipes-kernel/linux/linux_3.12.27.bb b/recipes-kernel/linux/linux_3.12.27.bb
index dbd6e08..42d1171 100644
--- a/recipes-kernel/linux/linux_3.12.27.bb
+++ b/recipes-kernel/linux/linux_3.12.27.bb
@@ -25,6 +25,7 @@ COMMON_PATCHES = " \
file://linux-3.12-release-rfcomm-port-fix.patch \
file://linux-3.12-spi-atmel-dma-min.patch \
file://linux-3.12.27-USB-option-reduce-interrupt-urb-logging-verbosity.patch \
+ file://linux-3.12-pps-gpio.patch \
"
SRC_URI_append_mtcdt = "\
@@ -35,20 +36,11 @@ SRC_URI_append_mtcdt = "\
file://linux-3.12-add-num_accessory_ports-config-option.patch \
"
-SRC_URI_append_mtp = "\
- ${COMMON_PATCHES} \
- file://defconfig \
- file://linux-3.12-eeprom-setup-mtcdt.patch \
- file://linux-3.12-mtp-device-tree.patch \
- file://linux-3.12-add-num_accessory_ports-config-option.patch \
- "
-
SRC_URI[md5sum] = "2f05332bfca89ae1348ae454af2f5ffb"
SRC_URI[sha256sum] = "2014c55257dda311779359d6b42931079a687c154777cc528c44e25f262194cd"
-COMPATIBLE_MACHINE = "(mtcdt|mtp)"
+COMPATIBLE_MACHINE = "(mtcdt)"
DTB_APPEND_mtcdt = "mtcdt"
-DTB_APPEND_mtp = "mtp"
# disable this on purpose for dev purposes
do_rm_work() {