From patchwork Tue Jun 2 16:49:28 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cyrille Pitchen X-Patchwork-Id: 6529821 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id E392F9F1C1 for ; Tue, 2 Jun 2015 16:51:53 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 249D920544 for ; Tue, 2 Jun 2015 16:51:53 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 427572053C for ; Tue, 2 Jun 2015 16:51:52 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YzpO6-0004BU-SN; Tue, 02 Jun 2015 16:50:02 +0000 Received: from eusmtp01.atmel.com ([212.144.249.243]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YzpO2-00045f-MG for linux-arm-kernel@lists.infradead.org; Tue, 02 Jun 2015 16:49:59 +0000 Received: from tenerife.corp.atmel.com (10.161.101.13) by eusmtp01.atmel.com (10.161.101.31) with Microsoft SMTP Server id 14.3.235.1; Tue, 2 Jun 2015 18:49:34 +0200 From: Cyrille Pitchen To: , , , Subject: [PATCH 1/2] clk: at91: add a new compatible string for Flexcom in the DT documentation Date: Tue, 2 Jun 2015 18:49:28 +0200 Message-ID: <359f6b85c3a8b51a0ea35bacdbdc0443b9fbedcc.1433263218.git.cyrille.pitchen@atmel.com> X-Mailer: git-send-email 1.8.2.2 In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150602_094958_924659_3F86F8DB X-CRM114-Status: UNSURE ( 6.95 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.3 (--) Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, pawel.moll@arm.com, ijc+devicetree@hellion.org.uk, linux-kernel@vger.kernel.org, robh+dt@kernel.org, galak@codeaurora.org, Cyrille Pitchen , linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patches documents the new bindings for the Flexcom clock, which will be introduced by Atmel sama5d2x chips. Signed-off-by: Cyrille Pitchen --- .../devicetree/bindings/clock/at91-clock.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/Documentation/devicetree/bindings/clock/at91-clock.txt b/Documentation/devicetree/bindings/clock/at91-clock.txt index 7a4d492..df4f40b 100644 --- a/Documentation/devicetree/bindings/clock/at91-clock.txt +++ b/Documentation/devicetree/bindings/clock/at91-clock.txt @@ -77,6 +77,9 @@ Required properties: "atmel,sama5d4-clk-h32mx": at91 h32mx clock + "atmel,sama5d2-flexcom": + at91 flexcom clock + Required properties for SCKC node: - reg : defines the IO memory reserved for the SCKC. - #size-cells : shall be 0 (reg is used to encode clk id). @@ -461,3 +464,20 @@ For example: compatible = "atmel,sama5d4-clk-h32mx"; clocks = <&mck>; }; + +Required properties for flexcom clock: +- #clock-cells : from common clock binding; shall be set to 0. +- clocks : shall be the Flexcom peripheral clock from PMC. +- reg : shall be the range for Flexcom dedicated I/O registers (without USART, + TWI or SPI registers). +- atmel,flexcom-mode : shall be a string value among { "spi", "usart", "i2c", + "twi" }. "i2c" and "twi" are synonymous. + +For example: + flx0: flexcom@f8034000 { + compatible = "atmel,sama5d2-flexcom"; + #clock-cells = <0>; + reg = <0xf8034000 0x200>; + clocks = <&flx0_clk>; + atmel,flexcom-mode = "spi"; + };