[PATCH v3 2/8] DT: reset: renesas,rzn1-reboot: document RZ/N1 reboot driver
From: robh@kernel.org (Rob Herring)
Date: 2018-04-09 20:10:35
Also in:
linux-devicetree, linux-pm, linux-renesas-soc, lkml
On Thu, Mar 29, 2018 at 08:46:58AM +0100, Michel Pollet wrote:
quoted hunk ↗ jump to hunk
The Renesas RZ/N1 Family (Part #R9A06G0xx) requires a driver as part of the sysctrl MFD to handle rebooting the CA7 cores. This documents the driver bindings. Signed-off-by: Michel Pollet <redacted> --- .../bindings/power/renesas,rzn1-reboot.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txtdiff --git a/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt b/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt new file mode 100644 index 0000000..f592769 --- /dev/null +++ b/Documentation/devicetree/bindings/power/renesas,rzn1-reboot.txt@@ -0,0 +1,20 @@ +DT bindings for the Renesas RZ/N1 Reboot Driver + +== Reboot Driver Node == + +The reboot driver is always a subnode of the system controller node, see +renesas,rzn1-sysctrl.txt for details. + +Bindings: ++ Required: + compatible = "renesas,rzn1-reboot"; + +Example: + sysctrl: sysctrl at 4000c000 { + compatible = "renesas,rzn1-sysctrl", "syscon", "simple-mfd";
Are there other functions for this block? If so, please define a complete binding for the block.
+ reg = <0x4000c000 0x1000>;
+
+ reboot {
+ compatible = "renesas,rzn1-reboot";Why is this node needed? The driver for "renesas,rzn1-sysctrl" should be able to register as a reboot handler/driver/provider. Rob