Re: [PATCH v4 5/5] rtc: isl1219: add device tree docu
From: Denis OSTERLAND <hidden>
Date: 2018-07-12 06:52:09
Also in:
linux-rtc, lkml
Am Mittwoch, den 11.07.2018, 09:16 -0600 schrieb Rob Herring:
On Tue, Jul 10, 2018 at 09:44:15AM +0000, Denis OSTERLAND wrote:quoted
From: Denis Osterland <redacted> The devicetree documentation for the ISL1219 device tree binding is added with an short example. It is not a trivial device, because it supports two interrupt souces.s/souces/sources/
OK
quoted
Signed-off-by: Denis Osterland <redacted> --- .../devicetree/bindings/rtc/isil,isl1219.txt | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/rtc/isil,isl1219.txtdiff --git a/Documentation/devicetree/bindings/rtc/isil,isl1219.txt b/Documentation/devicetree/bindings/rtc/isil,isl1219.txt new file mode 100644 index 000000000000..f26f1e9d4bde --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/isil,isl1219.txt@@ -0,0 +1,29 @@ +Intersil ISL1219 I2C RTC/Alarm chip with event in + +ISL1219 has additional pins EVIN and #EVDET for tamper detection. + +Required properties supported by the device: + + - "compatible": must be "isil,isl1219" + - "reg": I2C bus address of the device + +Optional properties: + + - "interrupt-names": list which may contains "irq" and "evdet" + - "interrupt-parent", "interrupts", "interrupts-extended": + for passing the interrupt line of the SoC connected to #IRQ pin + and #EVDET pin of the RTC chip.Just list 'interrupts' and how many there are. interrupt-parent is implied and may be in a parent node. interrupts-extended is also implicitly allowed as needed.
Will change to: "interrupts": list of interrupts for "irq" and "evdet"
quoted
+ - "isil,ev-evienb": if present bit can be set to disable event input pull-up + + +Example isl1219 node with #IRQ pin connected to SoC gpio1 pin12 + and #EVDET pin connected to SoC gpio2 pin 24: + + isl1219: rtc@68 { + compatible = "isil,isl1219"; + reg = <0x68>; + interrupt-names = "irq", "evdet"; + interrupts-extended = <&gpio1 12 IRQ_TYPE_EDGE_FALLING>, + <&gpio2 24 IRQ_TYPE_EDGE_FALLING>; + }; + -- 2.18.0 Diehl Connectivity Solutions GmbH Geschäftsführung: Horst Leonberger Sitz der Gesellschaft: Nürnberg - Registergericht: Amtsgericht Nürnberg: HRB 32315 ___________________________________________________________________________________________________ Der Inhalt der vorstehenden E-Mail ist nicht rechtlich bindend. Diese E-Mail enthaelt vertrauliche und/oder rechtlich geschuetzte Informationen. Informieren Sie uns bitte, wenn Sie diese E-Mail faelschlicherweise erhalten haben. Bitte loeschen Sie in diesem Fall die Nachricht. Jede unerlaubte Form der Reproduktion, Bekanntgabe, Aenderung, Verteilung und/oder Publikation dieser E-Mail ist strengstens untersagt. The contents of the above mentioned e-mail is not legally binding. This e-mail contains confidential and/or legally protected information. Please inform us if you have received this e-mail by mistake and delete it in such a case. Each unauthorized reproduction, disclosure, alteration, distribution and/or publication of this e-mail is strictly prohibited.
Diehl Connectivity Solutions GmbH Geschäftsführung: Horst Leonberger Sitz der Gesellschaft: Nürnberg - Registergericht: Amtsgericht Nürnberg: HRB 32315 ___________________________________________________________________________________________________ Der Inhalt der vorstehenden E-Mail ist nicht rechtlich bindend. Diese E-Mail enthaelt vertrauliche und/oder rechtlich geschuetzte Informationen. Informieren Sie uns bitte, wenn Sie diese E-Mail faelschlicherweise erhalten haben. Bitte loeschen Sie in diesem Fall die Nachricht. Jede unerlaubte Form der Reproduktion, Bekanntgabe, Aenderung, Verteilung und/oder Publikation dieser E-Mail ist strengstens untersagt. The contents of the above mentioned e-mail is not legally binding. This e-mail contains confidential and/or legally protected information. Please inform us if you have received this e-mail by mistake and delete it in such a case. Each unauthorized reproduction, disclosure, alteration, distribution and/or publication of this e-mail is strictly prohibited.