From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Jones Subject: [PATCH 3/4] watchdog: st_wdt: Provide binding documentation for ST's LPC Watchdog driver Date: Wed, 8 Oct 2014 10:33:29 +0100 Message-ID: <1412760810-23199-4-git-send-email-lee.jones@linaro.org> References: <1412760810-23199-1-git-send-email-lee.jones@linaro.org> Return-path: In-Reply-To: <1412760810-23199-1-git-send-email-lee.jones@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: lee.jones@linaro.org, kernel@stlinux.com, wim@iguana.be, linux-watchdog@vger.kernel.org, linux@roeck-us.net, devicetree@vger.kernel.org, David Paris List-Id: devicetree@vger.kernel.org Cc: devicetree@vger.kernel.org Signed-off-by: David Paris Signed-off-by: Lee Jones --- .../devicetree/bindings/watchdog/st-lpc-wdt.txt | 30 ++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 Documentation/devicetree/bindings/watchdog/st-lpc-wdt.txt diff --git a/Documentation/devicetree/bindings/watchdog/st-lpc-wdt.txt b/Documentation/devicetree/bindings/watchdog/st-lpc-wdt.txt new file mode 100644 index 0000000..520ce90 --- /dev/null +++ b/Documentation/devicetree/bindings/watchdog/st-lpc-wdt.txt @@ -0,0 +1,30 @@ +STMicroelectronics LPC Watchdog +=============================== + +Required properties + +- compatible : Must be one of: + "st,stih407-watchdog" + "st,stih416-watchdog" + "st,stih415-watchdog" + "st,stid127-watchdog" +- reg : LPC registers base address + range +- reg-names : Register map "base" and "syscfg-en" are compulsory. "type" is + platform dependent and not required for the STiH407 +- clock-names : Should be "lpc_wdt" +- clocks : Clock used by LPC device +- timeout-sec : Watchdog timeout in seconds +- st,syscfg : Syscfg node used to configure CPU reset type and mask +- st,warm_reset : If present, reset type will be 'warm'. If not, it will be cold + +Example: + watchdog@fde05000 { + compatible = "st,stih416-lpc-watchdog"; + reg = <0xfde05000 0x1000> <0x204 0x4>; + reg-names = "base", "syscfg-en" + clock-names = "lpc_wdt"; + clocks = <&clk_s_d3_flexgen CLK_LPC_0>; + timeout-sec = <600>; + st,syscfg = <&syscfg_core>; + st,warm_reset; + }; -- 1.9.1