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Received: from thorn.bewilderbeest.net ([71.19.156.171]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lVnXz-005rZ3-7s for linux-arm-kernel@lists.infradead.org; Mon, 12 Apr 2021 03:47:36 +0000 Received: from hatter.bewilderbeest.net (unknown [IPv6:2600:6c44:7f:ba20::7c6]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: zev) by thorn.bewilderbeest.net (Postfix) with ESMTPSA id 148FB8DA; Sun, 11 Apr 2021 20:47:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bewilderbeest.net; s=thorn; t=1618199255; bh=/albO67Siapgg40SlotykH6502Gsgo5wrOXZM3rv/BI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gGYLYauvWJb8VKYQAIiTwQH2olJqnETYCIN5+jJLib5xlsS140nCjB9dc1okysPIO HVatk5X7pyqdDduIl+NTt4pXgqSVOIlXrhJl/sWcC7HdMwIfoocWHBz9oc/Cu5X9cd DqiYorSCnlTit3G7NLGvOIiK3pTTCUgUZ6VdTNmI= From: Zev Weiss To: Joel Stanley Cc: openbmc@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org, Andrew Jeffery , Zev Weiss , Rob Herring , Greg Kroah-Hartman , Rob Herring , Lubomir Rintel , - , linux-serial@vger.kernel.org Subject: [PATCH v6 4/4] dt-bindings: serial: 8250: add aspeed, lpc-io-reg and aspeed, lpc-interrupts Date: Sun, 11 Apr 2021 22:47:12 -0500 Message-Id: <20210412034712.16778-5-zev@bewilderbeest.net> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210412034712.16778-1-zev@bewilderbeest.net> References: <20210412034712.16778-1-zev@bewilderbeest.net> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210411_204735_300139_BD38A210 X-CRM114-Status: UNSURE ( 9.69 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org These correspond to the existing lpc_address, sirq, and sirq_polarity sysfs attributes; the second element of aspeed,lpc-interrupts provides a replacement for the deprecated aspeed,sirq-polarity-sense property. Signed-off-by: Zev Weiss Reviewed-by: Rob Herring --- .../devicetree/bindings/serial/8250.yaml | 27 ++++++++++++++++--- 1 file changed, 24 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/serial/8250.yaml b/Documentation/devicetree/bindings/serial/8250.yaml index 491b9297432d..0e82b076e199 100644 --- a/Documentation/devicetree/bindings/serial/8250.yaml +++ b/Documentation/devicetree/bindings/serial/8250.yaml @@ -12,8 +12,13 @@ maintainers: allOf: - $ref: /schemas/serial.yaml# - if: - required: - - aspeed,sirq-polarity-sense + anyOf: + - required: + - aspeed,lpc-io-reg + - required: + - aspeed,lpc-interrupts + - required: + - aspeed,sirq-polarity-sense then: properties: compatible: @@ -190,6 +195,20 @@ properties: applicable to aspeed,ast2500-vuart. deprecated: true + aspeed,lpc-io-reg: + $ref: '/schemas/types.yaml#/definitions/uint32' + description: | + The VUART LPC address. Only applicable to aspeed,ast2500-vuart. + + aspeed,lpc-interrupts: + $ref: "/schemas/types.yaml#/definitions/uint32-array" + minItems: 2 + maxItems: 2 + description: | + A 2-cell property describing the VUART SIRQ number and SIRQ + polarity (IRQ_TYPE_LEVEL_LOW or IRQ_TYPE_LEVEL_HIGH). Only + applicable to aspeed,ast2500-vuart. + required: - reg - interrupts @@ -221,6 +240,7 @@ examples: }; - | #include + #include serial@1e787000 { compatible = "aspeed,ast2500-vuart"; reg = <0x1e787000 0x40>; @@ -228,7 +248,8 @@ examples: interrupts = <8>; clocks = <&syscon ASPEED_CLK_APB>; no-loopback-test; - aspeed,sirq-polarity-sense = <&syscon 0x70 25>; + aspeed,lpc-io-reg = <0x3f8>; + aspeed,lpc-interrupts = <4 IRQ_TYPE_LEVEL_LOW>; }; ...