From mboxrd@z Thu Jan 1 00:00:00 1970 From: andy.yan@rock-chips.com (Andy Yan) Date: Tue, 22 Dec 2015 17:08:14 +0800 Subject: [PATCH v1 2/6] dt-bindings: soc: add document for rockchip reboot-mode driver In-Reply-To: <1450774949-23901-1-git-send-email-andy.yan@rock-chips.com> References: <1450774949-23901-1-git-send-email-andy.yan@rock-chips.com> Message-ID: <1450775294-24028-1-git-send-email-andy.yan@rock-chips.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add device tree binding document for rockchip reboot-mode driver Signed-off-by: Andy Yan --- Changes in v1: None .../bindings/soc/rockchip/rockchip,reboot-mode.txt | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/soc/rockchip/rockchip,reboot-mode.txt diff --git a/Documentation/devicetree/bindings/soc/rockchip/rockchip,reboot-mode.txt b/Documentation/devicetree/bindings/soc/rockchip/rockchip,reboot-mode.txt new file mode 100644 index 0000000..cdb5093 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/rockchip/rockchip,reboot-mode.txt @@ -0,0 +1,39 @@ +Rockchip reboot mode driver + +This driver get reboot mode arguments from userspace +and stores it in special register. Then the bootloader +will read it and take different action according the +argument stored. + +Required properties: +- compatible: should be "rockchip,reboot-mode" +- regmap: this is phandle to the register map node +- offset: offset in the register map for the storage register (in bytes) +The rest of the properties should follow the generic reboot-mode discription +found in ../../misc/reboot-mode.txt + +Examples: + reboot_mode { + compatible = "rockchip,reboot-mode"; + rockchip,regmap = <&pmu>; + offset = <0x40>; + loader { + linux,mode = "loader"; + linux,magic = ; + }; + + maskrom { + linux,mode = "maskrom"; + linux,magic = ; + }; + + recovery { + linux,mode = "recovery"; + linux,magic = ; + }; + + fastboot { + linux,mode = "fastboot"; + linux,magic = ; + }; + }; -- 1.9.1