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Date: Mon, 23 Mar 2020 22:53:57 +0300 From: <Sergey.Semin@...kalelectronics.ru> To: Linus Walleij <linus.walleij@...aro.org>, Bartosz Golaszewski <bgolaszewski@...libre.com>, Rob Herring <robh+dt@...nel.org>, Mark Rutland <mark.rutland@....com> CC: Serge Semin <Sergey.Semin@...kalelectronics.ru>, Serge Semin <fancer.lancer@...il.com>, Rob Herring <robh@...nel.org>, Alexey Malahov <Alexey.Malahov@...kalelectronics.ru>, Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Paul Burton <paulburton@...nel.org>, Ralf Baechle <ralf@...ux-mips.org>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, <linux-gpio@...r.kernel.org>, <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org> Subject: [PATCH v3 2/6] dt-bindings: gpio: Add DW GPIO debounce clock property From: Serge Semin <Sergey.Semin@...kalelectronics.ru> Port A of the DW GPIO controller may optionally have a debounce logic enabled if it was synthesized with that functionality enabled. In this case a dedicated reference clock should be declared in the node with corresponding "db" name presented in the clock-names property. Signed-off-by: Serge Semin <Sergey.Semin@...kalelectronics.ru> Acked-by: Rob Herring <robh@...nel.org> Cc: Alexey Malahov <Alexey.Malahov@...kalelectronics.ru> Cc: Thomas Bogendoerfer <tsbogend@...ha.franken.de> Cc: Paul Burton <paulburton@...nel.org> Cc: Ralf Baechle <ralf@...ux-mips.org> Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> --- Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml b/Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml index f84f92c4dd53..58a8df367623 100644 --- a/Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml +++ b/Documentation/devicetree/bindings/gpio/snps,dw-apb-gpio.yaml @@ -31,12 +31,16 @@ properties: maxItems: 1 clocks: + minItems: 1 items: - description: APB interface clock source + - description: DW GPIO debounce reference clock source clock-names: + minItems: 1 items: - const: bus + - const: db resets: maxItems: 1 -- 2.25.1
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