From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [PATCH v5 2/6] Document: dt: fsl: snvs: change support syscon Date: Wed, 27 May 2015 00:25:58 +0800 Message-ID: <1432657562-5592-3-git-send-email-Frank.Li@freescale.com> References: <1432657562-5592-1-git-send-email-Frank.Li@freescale.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1432657562-5592-1-git-send-email-Frank.Li@freescale.com> Sender: linux-input-owner@vger.kernel.org To: lznuaa@gmail.com, shawn.guo@linaro.org, dmitry.torokhov@gmail.com, robh+dt@kernel.org, alexandre.belloni@free-electrons.com Cc: linux-arm-kernel@lists.infradead.org, linux-input@vger.kernel.org, rtc-linux@googlegroups.com, devicetree@vger.kernel.org, Frank Li List-Id: devicetree@vger.kernel.org From: Frank Li snvs actually is multi fucntion driver. Change to use syscon to access register. Change snvs parent interrupt to option because single function may have seperated irq number. Signed-off-by: Frank Li --- .../devicetree/bindings/crypto/fsl-sec4.txt | 42 +++++++++++++++------- 1 file changed, 29 insertions(+), 13 deletions(-) diff --git a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt index e402277..b21e7c2 100644 --- a/Documentation/devicetree/bindings/crypto/fsl-sec4.txt +++ b/Documentation/devicetree/bindings/crypto/fsl-sec4.txt @@ -288,12 +288,13 @@ Secure Non-Volatile Storage (SNVS) Node Node defines address range and the associated interrupt for the SNVS function. This function monitors security state information & reports - security violations. + security violations. This also included rtc, + system power off and ON/OFF key. - compatible Usage: required Value type: - Definition: Must include "fsl,sec-v4.0-mon". + Definition: Must include "fsl,sec-v4.0-mon" and "syscon". - reg Usage: required @@ -324,7 +325,7 @@ Secure Non-Volatile Storage (SNVS) Node the child address, parent address, & length. - interrupts - Usage: required + Usage: optional Value type: Definition: Specifies the interrupts generated by this device. The value of the interrupts property @@ -341,7 +342,7 @@ Secure Non-Volatile Storage (SNVS) Node EXAMPLE sec_mon@314000 { - compatible = "fsl,sec-v4.0-mon"; + compatible = "fsl,sec-v4.0-mon", "syscon"; reg = <0x314000 0x1000>; ranges = <0 0x314000 0x1000>; interrupt-parent = <&mpic>; @@ -358,16 +359,31 @@ Secure Non-Volatile Storage (SNVS) Low Power (LP) RTC Node Value type: Definition: Must include "fsl,sec-v4.0-mon-rtc-lp". - - reg + - interrupts Usage: required - Value type: - Definition: A standard property. Specifies the physical - address and length of the SNVS LP configuration registers. + Value type: + Definition: Specifies the interrupts generated by this + device. The value of the interrupts property + consists of one interrupt specifier. The format + of the specifier is defined by the binding document + describing the node's interrupt parent. + + - regmap + Usage: required + Value type: + Definition: this is phandle to the register map node. + + - offset + Usage: option + value type: + Definition: LP register offset. default it is 0x34. EXAMPLE - sec_mon_rtc_lp@314000 { + sec_mon_rtc_lp@1 { compatible = "fsl,sec-v4.0-mon-rtc-lp"; - reg = <0x34 0x58>; + interrupts = <93 2>; + regmap = <&snvs>; + offset = <0x34>; }; ===================================================================== @@ -443,12 +459,12 @@ FULL EXAMPLE compatible = "fsl,sec-v4.0-mon"; reg = <0x314000 0x1000>; ranges = <0 0x314000 0x1000>; - interrupt-parent = <&mpic>; - interrupts = <93 2>; sec_mon_rtc_lp@34 { compatible = "fsl,sec-v4.0-mon-rtc-lp"; - reg = <0x34 0x58>; + regmap = <&sec_mon>; + offset = <0x34>; + interrupts = <93 2>; }; }; -- 1.9.1