From mboxrd@z Thu Jan 1 00:00:00 1970 From: carlo@caione.org (Carlo Caione) Date: Sun, 29 May 2016 13:12:02 +0200 Subject: [PATCH v5 2/3] documentation: Add secure monitor binding documentation In-Reply-To: <1464520323-19531-1-git-send-email-carlo@caione.org> References: <1464520323-19531-1-git-send-email-carlo@caione.org> Message-ID: <1464520323-19531-3-git-send-email-carlo@caione.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Carlo Caione Add the binding documentation for the Amlogic secure monitor driver. Signed-off-by: Carlo Caione --- .../bindings/firmware/meson/meson_sm.txt | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/firmware/meson/meson_sm.txt diff --git a/Documentation/devicetree/bindings/firmware/meson/meson_sm.txt b/Documentation/devicetree/bindings/firmware/meson/meson_sm.txt new file mode 100644 index 0000000..6f0b5bc --- /dev/null +++ b/Documentation/devicetree/bindings/firmware/meson/meson_sm.txt @@ -0,0 +1,33 @@ +* Amlogic Secure Monitor + +In the Amlogic SoCs the Secure Monitor code is used to provide access to the +NVMEM, enable JTAG, set USB boot, etc... + +Required properties for the secure monitor node: +- compatible: Should be "amlogic,meson-gxbb-sm" + +Example: + + firmware { + compatible = "simple-bus"; + + sm: secure-monitor { + compatible = "amlogic,meson-gxbb-sm"; + }; + }; + +Example of the node using the secure monitor: + + #include + + ... + + efuse: efuse { + compatible = "amlogic,meson-gxbb-efuse"; + secure-monitor = <&sm>; + #address-cells = <1>; + #size-cells = <1>; + + ... + }; + -- 2.7.4