From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
To: f.fainelli@gmail.com, gregkh@linuxfoundation.org,
wahrenst@gmx.net, p.zabel@pengutronix.de,
linux-kernel@vger.kernel.org, Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
bcm-kernel-feedback-list@broadcom.com,
Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
Eric Anholt <eric@anholt.net>
Cc: linux-usb@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org, tim.gover@raspberrypi.org,
linux-pci@vger.kernel.org, helgaas@kernel.org,
andy.shevchenko@gmail.com, mathias.nyman@linux.intel.com,
lorenzo.pieralisi@arm.com, Rob Herring <robh+dt@kernel.org>,
devicetree@vger.kernel.org
Subject: [PATCH v2 1/9] dt-bindings: reset: Add a binding for the RPi Firmware reset controller
Date: Tue, 9 Jun 2020 19:49:54 +0200 [thread overview]
Message-ID: <20200609175003.19793-2-nsaenzjulienne@suse.de> (raw)
In-Reply-To: <20200609175003.19793-1-nsaenzjulienne@suse.de>
The firmware running on the RPi VideoCore can be used to reset and
initialize HW controlled by the firmware.
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
---
Changes since v1:
- Correct cells binding as per Florian's comment
- Change compatible string to be more generic
.../arm/bcm/raspberrypi,bcm2835-firmware.yaml | 21 +++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
index b48ed875eb8e..23a885af3a28 100644
--- a/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
+++ b/Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
@@ -39,6 +39,22 @@ 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:
@@ -55,5 +71,10 @@ examples:
compatible = "raspberrypi,firmware-clocks";
#clock-cells = <1>;
};
+
+ reset: reset {
+ compatible = "raspberrypi,firmware-reset";
+ #reset-cells = <1>;
+ };
};
...
--
2.26.2
next prev parent reply other threads:[~2020-06-09 17:51 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-09 17:49 [PATCH v2 0/9] Raspberry Pi 4 USB firmware initialization rework Nicolas Saenz Julienne
2020-06-09 17:49 ` Nicolas Saenz Julienne [this message]
2020-06-09 18:07 ` [PATCH v2 1/9] dt-bindings: reset: Add a binding for the RPi Firmware reset controller Florian Fainelli
2020-06-10 15:37 ` Nicolas Saenz Julienne
2020-06-09 17:49 ` [PATCH v2 2/9] reset: Add Raspberry Pi 4 firmware " Nicolas Saenz Julienne
2020-06-09 18:14 ` Florian Fainelli
2020-06-10 15:37 ` Nicolas Saenz Julienne
2020-06-09 17:49 ` [PATCH v2 3/9] ARM: dts: bcm2711: Add firmware usb reset node Nicolas Saenz Julienne
2020-06-09 18:16 ` Florian Fainelli
2020-06-09 17:49 ` [PATCH v2 4/9] ARM: dts: bcm2711: Add reset controller to xHCI node Nicolas Saenz Julienne
2020-06-09 18:16 ` Florian Fainelli
2020-06-09 17:49 ` [PATCH v2 5/9] usb: xhci-pci: Add support for reset controllers Nicolas Saenz Julienne
2020-06-09 18:13 ` Florian Fainelli
2020-06-10 15:49 ` Nicolas Saenz Julienne
2020-06-09 17:49 ` [PATCH v2 6/9] Revert "USB: pci-quirks: Add Raspberry Pi 4 quirk" Nicolas Saenz Julienne
2020-06-09 18:14 ` Florian Fainelli
2020-06-09 17:50 ` [PATCH v2 7/9] usb: host: pci-quirks: Bypass xHCI quirks for Raspberry Pi 4 Nicolas Saenz Julienne
2020-06-09 18:43 ` Andy Shevchenko
2020-06-10 15:57 ` Nicolas Saenz Julienne
2020-06-09 17:50 ` [PATCH v2 8/9] Revert "firmware: raspberrypi: Introduce vl805 init routine" Nicolas Saenz Julienne
2020-06-09 18:15 ` Florian Fainelli
2020-06-09 17:50 ` [PATCH v2 9/9] Revert "PCI: brcmstb: Wait for Raspberry Pi's firmware when present" Nicolas Saenz Julienne
2020-06-09 18:15 ` Florian Fainelli
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