mirror of
https://github.com/home-assistant/operating-system.git
synced 2025-11-09 10:58:36 +00:00
84 lines
2.9 KiB
Diff
84 lines
2.9 KiB
Diff
From eb9b3dff529cba1409ca17191954a7f26c2720ee Mon Sep 17 00:00:00 2001
|
|
Message-Id: <eb9b3dff529cba1409ca17191954a7f26c2720ee.1611839042.git.stefan@agner.ch>
|
|
In-Reply-To: <625000fe2a9c1f78099895bf14c2f9753e359fba.1611839042.git.stefan@agner.ch>
|
|
References: <625000fe2a9c1f78099895bf14c2f9753e359fba.1611839042.git.stefan@agner.ch>
|
|
From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
|
|
Date: Mon, 29 Jun 2020 18:18:37 +0200
|
|
Subject: [PATCH 4/7] dt-bindings: reset: Add a binding for the RPi Firmware
|
|
reset controller
|
|
|
|
The firmware running on the RPi VideoCore can be used to reset and
|
|
initialize HW controlled by the firmware.
|
|
|
|
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
|
|
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
|
|
Link: https://lore.kernel.org/r/20200629161845.6021-2-nsaenzjulienne@suse.de
|
|
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
|
|
(cherry picked from commit 242841992ae6f22bd761add2f380b2ef3271ba9a)
|
|
---
|
|
.../arm/bcm/raspberrypi,bcm2835-firmware.yaml | 21 +++++++++++++++++++
|
|
.../reset/raspberrypi,firmware-reset.h | 13 ++++++++++++
|
|
2 files changed, 34 insertions(+)
|
|
create mode 100644 include/dt-bindings/reset/raspberrypi,firmware-reset.h
|
|
|
|
diff --git a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
|
|
index 17e4f20c8d39..c78499a41c72 100644
|
|
--- a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
|
|
+++ b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
|
|
@@ -48,6 +48,22 @@ properties:
|
|
- compatible
|
|
- "#clock-cells"
|
|
|
|
+ reset:
|
|
+ type: object
|
|
+
|
|
+ properties:
|
|
+ compatible:
|
|
+ const: raspberrypi,firmware-reset
|
|
+
|
|
+ "#reset-cells":
|
|
+ const: 1
|
|
+ description: >
|
|
+ The argument is the ID of the firmware reset line to affect.
|
|
+
|
|
+ required:
|
|
+ - compatible
|
|
+ - "#reset-cells"
|
|
+
|
|
additionalProperties: false
|
|
|
|
required:
|
|
@@ -64,5 +80,10 @@ examples:
|
|
compatible = "raspberrypi,firmware-clocks";
|
|
#clock-cells = <1>;
|
|
};
|
|
+
|
|
+ reset: reset {
|
|
+ compatible = "raspberrypi,firmware-reset";
|
|
+ #reset-cells = <1>;
|
|
+ };
|
|
};
|
|
...
|
|
diff --git a/include/dt-bindings/reset/raspberrypi,firmware-reset.h b/include/dt-bindings/reset/raspberrypi,firmware-reset.h
|
|
new file mode 100644
|
|
index 000000000000..1a4f4c792723
|
|
--- /dev/null
|
|
+++ b/include/dt-bindings/reset/raspberrypi,firmware-reset.h
|
|
@@ -0,0 +1,13 @@
|
|
+/* SPDX-License-Identifier: GPL-2.0 */
|
|
+/*
|
|
+ * Copyright (c) 2020 Nicolas Saenz Julienne
|
|
+ * Author: Nicolas Saenz Julienne <nsaenzjulienne@suse.com>
|
|
+ */
|
|
+
|
|
+#ifndef _DT_BINDINGS_RASPBERRYPI_FIRMWARE_RESET_H
|
|
+#define _DT_BINDINGS_RASPBERRYPI_FIRMWARE_RESET_H
|
|
+
|
|
+#define RASPBERRYPI_FIRMWARE_RESET_ID_USB 0
|
|
+#define RASPBERRYPI_FIRMWARE_RESET_NUM_IDS 1
|
|
+
|
|
+#endif
|
|
--
|
|
2.30.0
|
|
|