From 4f5efcb39b25a2a9c24c36c467e7f14ce6e818a5 Mon Sep 17 00:00:00 2001
From: John Klug <john.klug@multitech.com>
Date: Fri, 10 May 2019 17:10:10 -0500
Subject: Device Tree Overlay Example

---
 mtcdt/alt-mtcdt-0.0.dtso   | 60 ++++++++++++++++++++++++++++++++++++++++++++++
 mtcdt/ap1-xdot-0.0.dtso    | 30 +++++++++++++++++++++++
 mtcdt/ap2-xdot-0.0.dtso    | 30 +++++++++++++++++++++++
 mtcdt/mtcdt-0.0.dtso       | 60 ++++++++++++++++++++++++++++++++++++++++++++++
 mtcdt/mtcdt-gpios.0.0.dtso | 60 ++++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 240 insertions(+)
 create mode 100644 mtcdt/alt-mtcdt-0.0.dtso
 create mode 100644 mtcdt/ap1-xdot-0.0.dtso
 create mode 100644 mtcdt/ap2-xdot-0.0.dtso
 create mode 100644 mtcdt/mtcdt-0.0.dtso
 create mode 100644 mtcdt/mtcdt-gpios.0.0.dtso

(limited to 'mtcdt')

diff --git a/mtcdt/alt-mtcdt-0.0.dtso b/mtcdt/alt-mtcdt-0.0.dtso
new file mode 100644
index 0000000..3e585d2
--- /dev/null
+++ b/mtcdt/alt-mtcdt-0.0.dtso
@@ -0,0 +1,60 @@
+/*
+ * DTS overlay for MTCDT 0.0 hardware version.
+ */
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/dma/at91.h>
+#include <dt-bindings/pinctrl/at91.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clock/at91.h>
+#define AT91_PINCTRL_OUT_INIT_0 (AT91_PINCTRL_OUTPUT|AT91_PINCTRL_OUTPUT_VAL(0))
+#define AT91_PINCTRL_OUT_INIT_1 (AT91_PINCTRL_OUTPUT|AT91_PINCTRL_OUTPUT_VAL(1))
+
+/ {
+    compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
+    fragment@0 {
+        target-path = "/ahb/apb/pinctrl@fffff400";
+        __overlay__ {
+            mts_io {
+                radio_reset {
+                    atmel,pins = <AT91_PIOC 3 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_1>;
+                    label = "radio-reset";
+                    alias = "radio-power";
+                }; /* radio */
+                device_reset {
+                    atmel,pins = <AT91_PIOC 2 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+                    label = "reset";
+                    active-low;
+                };
+                eth_reset {
+                    atmel,pins = <AT91_PIOC 4 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_1>;
+                    label = "eth-reset";
+                }; /* eth */
+                ls_led {
+                    atmel,pins = <AT91_PIOA 14 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+                    label = "led-ls";
+                    active_low;
+                };
+                status_led {
+                    atmel,pins = <AT91_PIOA 24 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_0>;
+                    label = "led-status";
+                    active_low;
+                };
+                led5 {
+                    atmel,pins = <AT91_PIOA 25 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_0>;
+                    label = "led-cd";
+                    alias = "led-a";
+                    active_low;
+                };
+                led1 {
+                    atmel,pins = <AT91_PIOA 26 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_0>;
+                    label = "led-sig1";
+                    alias = "led-b";
+                    active_low;
+                };
+            }; /* mtsio */
+        }; /* overlay */
+    }; /* fragment@0 */
+};
diff --git a/mtcdt/ap1-xdot-0.0.dtso b/mtcdt/ap1-xdot-0.0.dtso
new file mode 100644
index 0000000..969f8b1
--- /dev/null
+++ b/mtcdt/ap1-xdot-0.0.dtso
@@ -0,0 +1,30 @@
+/*
+ * DTS overlay for MTCDT 0.0 hardware version.
+ */
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/dma/at91.h>
+#include <dt-bindings/pinctrl/at91.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clock/at91.h>
+#define AT91_PINCTRL_OUT_INIT_0 (AT91_PINCTRL_OUTPUT|AT91_PINCTRL_OUTPUT_VAL(0))
+#define AT91_PINCTRL_OUT_INIT_1 (AT91_PINCTRL_OUTPUT|AT91_PINCTRL_OUTPUT_VAL(1))
+
+/ {
+    compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
+    fragment@0 {
+        target-path = "/ahb/apb/pinctrl@fffff400";
+        __overlay__ {
+            mtac_xdot {
+                ap1 {
+                    reset {
+                        atmel,pins = <AT91_PIOB 12 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_1>;
+                        label = "ap1-reset";
+                    }; /* Reset */
+                }; /* ap1 */
+            }; /* mtac_xdot */
+        }; /* overlay */
+    }; /* fragment@0 */
+};
diff --git a/mtcdt/ap2-xdot-0.0.dtso b/mtcdt/ap2-xdot-0.0.dtso
new file mode 100644
index 0000000..908e6ad
--- /dev/null
+++ b/mtcdt/ap2-xdot-0.0.dtso
@@ -0,0 +1,30 @@
+/*
+ * DTS overlay for MTCDT 0.0 hardware version.
+ */
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/dma/at91.h>
+#include <dt-bindings/pinctrl/at91.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clock/at91.h>
+#define AT91_PINCTRL_OUT_INIT_0 (AT91_PINCTRL_OUTPUT|AT91_PINCTRL_OUTPUT_VAL(0))
+#define AT91_PINCTRL_OUT_INIT_1 (AT91_PINCTRL_OUTPUT|AT91_PINCTRL_OUTPUT_VAL(1))
+
+/ {
+    compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
+    fragment@0 {
+        target-path = "/ahb/apb/pinctrl@fffff400";
+        __overlay__ {
+            mtac_xdot {
+                ap2 {
+                    reset {
+                        atmel,pins = <AT91_PIOB 13 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_1>;
+                        label = "ap2-reset";
+                    }; /* Reset */
+                }; /* ap2 */
+            }; /* mtac_xdot */
+        }; /* overlay */
+    }; /* fragment@0 */
+};
diff --git a/mtcdt/mtcdt-0.0.dtso b/mtcdt/mtcdt-0.0.dtso
new file mode 100644
index 0000000..4d98fa4
--- /dev/null
+++ b/mtcdt/mtcdt-0.0.dtso
@@ -0,0 +1,60 @@
+/*
+ * DTS overlay for MTCDT 0.0 hardware version.
+ */
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/dma/at91.h>
+#include <dt-bindings/pinctrl/at91.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clock/at91.h>
+#define AT91_PINCTRL_OUT_INIT_0 (AT91_PINCTRL_OUTPUT|AT91_PINCTRL_OUTPUT_VAL(0))
+#define AT91_PINCTRL_OUT_INIT_1 (AT91_PINCTRL_OUTPUT|AT91_PINCTRL_OUTPUT_VAL(1))
+
+/ {
+    compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
+    fragment@0 {
+        target-path = "/ahb/apb/pinctrl@fffff400";
+        __overlay__ {
+            mts_io {
+                radio_reset {
+                    atmel,pins = <AT91_PIOC 3 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_1>;
+                    label = "radio-reset";
+                    alias = "radio-power";
+                }; /* radio */
+                device_reset {
+                    atmel,pins = <AT91_PIOC 2 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+                    label = "reset";
+                    active-low;
+                };
+                eth_reset {
+                    atmel,pins = <AT91_PIOC 4 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_1>;
+                    label = "eth-reset";
+                }; /* eth */
+                ls_led {
+                    atmel,pins = <AT91_PIOA 14 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+                    label = "led-ls";
+                    active_low;
+                };
+                status_led {
+                    atmel,pins = <AT91_PIOA 24 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_0>;
+                    label = "led-status";
+                    active_low;
+                };
+                led5 {
+                    atmel,pins = <AT91_PIOA 25 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_1>;
+                    label = "led-cd";
+                    alias = "led-a";
+                    active_low;
+                };
+                led1 {
+                    atmel,pins = <AT91_PIOA 26 AT91_PERIPH_GPIO AT91_PINCTRL_OUT_INIT_1>;
+                    label = "led-sig1";
+                    alias = "led-b";
+                    active_low;
+                };
+            }; /* mtsio */
+        }; /* overlay */
+    }; /* fragment@0 */
+};
diff --git a/mtcdt/mtcdt-gpios.0.0.dtso b/mtcdt/mtcdt-gpios.0.0.dtso
new file mode 100644
index 0000000..24b1332
--- /dev/null
+++ b/mtcdt/mtcdt-gpios.0.0.dtso
@@ -0,0 +1,60 @@
+/*
+ * DTS overlay for MTCDT 0.0 hardware version.
+ * Uses [name]-gpios from:
+ * https://www.kernel.org/doc/Documentation/devicetree/bindings/gpio/gpio.txt
+ */
+/dts-v1/;
+/plugin/;
+
+#include "at91sam9g25.dtsi"
+#include "at91sam9x5ek.dtsi"
+
+/ {
+    compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
+    fragment@0 {
+        target-path = "/";
+        __overlay__ {
+            mts-io {
+		compatible = "mts,mts-io";
+                radio-reset {
+                    radio-reset-gpios = <&pioC 3 GPIO_ACTIVE_HIGH>;
+                    gpiof_out_init_high;
+                    line-name = "radio-reset";
+                    alias = "radio-power";
+                }; /* radio */
+                reset {
+                    reset-gpios = <&pioC 2 GPIO_ACTIVE_LOW>;
+                    gpiof_in;
+                    line-name = "reset";
+                };
+                eth-reset {
+                    eth-reset-gpios = <&pioC 4 GPIO_ACTIVE_HIGH>;
+                    gpiof_out_init_high;
+                    line-name = "eth-reset";
+                }; /* eth */
+                ls-led {
+                    ls-led-gpios = <&pioA 14 GPIO_ACTIVE_LOW>;
+                    gpiof_out_init_high;
+                    line-name = "led-ls";
+                };
+                status-led {
+                    status-led-gpios = <&pioA 24 GPIO_ACTIVE_LOW>;
+                    gpiof_out_init_high;
+                    line-name = "led-status";
+                };
+                led5 {
+                    led5-gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
+                    gpiof_out_init_high;
+                    line-name = "led-cd";
+                    alias = "led-a";
+                };
+                led1 {
+                    led1-gpios = <&pioA 26 GPIO_ACTIVE_LOW>;
+                    gpiof_out_init_high;
+                    line-name = "led-sig1";
+                    alias = "led-b";
+                };
+            }; /* mtsio */
+        }; /* overlay */
+    }; /* fragment@0 */
+};
-- 
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