bone bus PWM DT overlays

src/arm/BONE-PWM0-00A0.dts

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+/*
+ * Copyright (C) 2020 Deepak Khatri <deepaklorkhatri7@gmail.com>
+ *
+ * Virtual cape for /dev/bone/pwm/0 (only on BBBWL/BBB)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/dts-v1/;
+/plugin/;
+
+/*
+* Helper to show loaded overlays under: /proc/device-tree/chosen/overlays/
+*/
+&{/chosen} {
+    overlays {
+        BONE-PWM0-00A0 = __TIMESTAMP__;
+    };
+};
+
+/*
+* Update the default pinmux of the pins.
+*/
+&ocp {
+    P9_22_pinmux { pinctrl-0 = <&P9_22_pwm_pin>; };    /* PWM A */
+    P9_21_pinmux { pinctrl-0 = <&P9_21_pwm_pin>; };    /* PWM B */
+};
+
+// See these files for the definition
+// https://github.com/beagleboard/BeagleBoard-DeviceTrees/src/arm/bbai-bone-buses.dtsi
+// https://github.com/beagleboard/BeagleBoard-DeviceTrees/src/arm/bbb-bone-buses.dtsi
+&bone_pwmss_0 {
+    status = "okay";
+};
+
+&bone_pwm_0 {
+    status = "okay";
+};

src/arm/BONE-PWM1-00A0.dts

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+/*
+ * Copyright (C) 2020 Deepak Khatri <deepaklorkhatri7@gmail.com>
+ *
+ * Virtual cape for /dev/bone/pwm/1
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/dts-v1/;
+/plugin/;
+
+/*
+* Helper to show loaded overlays under: /proc/device-tree/chosen/overlays/
+*/
+&{/chosen} {
+    overlays {
+        BONE-PWM1-00A0 = __TIMESTAMP__;
+    };
+};
+
+/*
+* Update the default pinmux of the pins.
+*/
+&ocp {
+    P9_14_pinmux { pinctrl-0 = <&P9_14_pwm_pin>; };    /* PWM A */
+    P9_16_pinmux { pinctrl-0 = <&P9_16_pwm_pin>; };    /* PWM B */
+};
+
+// See these files for the definition
+// https://github.com/beagleboard/BeagleBoard-DeviceTrees/src/arm/bbai-bone-buses.dtsi
+// https://github.com/beagleboard/BeagleBoard-DeviceTrees/src/arm/bbb-bone-buses.dtsi
+&bone_pwmss_1 {
+    status = "okay";
+};
+
+&bone_pwm_1 {
+    status = "okay";
+};

src/arm/BONE-PWM2-00A0.dts

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+/*
+ * Copyright (C) 2020 Deepak Khatri <deepaklorkhatri7@gmail.com>
+ *
+ * Virtual cape for /dev/bone/pwm/2
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/dts-v1/;
+/plugin/;
+
+/*
+* Helper to show loaded overlays under: /proc/device-tree/chosen/overlays/
+*/
+&{/chosen} {
+    overlays {
+        BONE-PWM2-00A0 = __TIMESTAMP__;
+    };
+};
+
+/*
+* Update the default pinmux of the pins.
+*/
+&ocp {
+    P8_19_pinmux { pinctrl-0 = <&P8_19_pwm_pin>; };    /* PWM A */
+    P8_13_pinmux { pinctrl-0 = <&P8_13_pwm_pin>; };    /* PWM B */
+};
+
+// See these files for the definition
+// https://github.com/beagleboard/BeagleBoard-DeviceTrees/src/arm/bbai-bone-buses.dtsi
+// https://github.com/beagleboard/BeagleBoard-DeviceTrees/src/arm/bbb-bone-buses.dtsi
+&bone_pwmss_2 {
+    status = "okay";
+};
+
+&bone_pwm_2 {
+    status = "okay";
+};