changes for building 3.19 kernel with complete DT Overlay support3.19-dt-overlay

1 files changed, 29 insertions, 0 deletions

diff --git a/recipes-kernel/linux/linux-3.19/overlays/port1_gpio.dts b/recipes-kernel/linux/linux-3.19/overlays/port1_gpio.dts
new file mode 100644
index 0000000..d931cd8
--- /dev/null
+++ b/recipes-kernel/linux/linux-3.19/overlays/port1_gpio.dts
@@ -0,0 +1,29 @@
+/dts-v1/;
+/plugin/;
+
+/* enable spi0 for mts-io */
+
+/ {
+    fragment@0 {
+        target-path = "/ahb/apb/spi@f0000000";
+        __overlay__ {
+            status = "okay";
+
+            ap1-cs0@0 {
+                compatible = "mts-io-ap1-adc";
+                spi-max-frequency = <20000000>;
+                reg = <0>;
+            };
+            ap1-cs1@1 {
+                compatible = "mts-io-ap1-dout";
+                spi-max-frequency = <1000000>;
+                reg = <1>;
+            };
+            ap1-cs2@2 {
+                compatible = "mts-io-ap1-din";
+                spi-max-frequency = <1000000>;
+                reg = <2>;
+            };
+        };
+    };
+};