From patchwork Thu Nov 19 18:38:40 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 7660571 X-Patchwork-Delegate: geert@linux-m68k.org Return-Path: X-Original-To: patchwork-linux-sh@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 E28EF9F1C2 for ; Thu, 19 Nov 2015 18:44:59 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 29B102047D for ; Thu, 19 Nov 2015 18:44:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3711120494 for ; Thu, 19 Nov 2015 18:44:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934775AbbKSSo4 (ORCPT ); Thu, 19 Nov 2015 13:44:56 -0500 Received: from michel.telenet-ops.be ([195.130.137.88]:49266 "EHLO michel.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S934533AbbKSSjF (ORCPT ); Thu, 19 Nov 2015 13:39:05 -0500 Received: from ayla.of.borg ([84.195.106.123]) by michel.telenet-ops.be with bizsmtp id jWf41r00T2fm56U06Wf4U0; Thu, 19 Nov 2015 19:39:04 +0100 Received: from ramsan.of.borg ([192.168.97.29] helo=ramsan) by ayla.of.borg with esmtp (Exim 4.82) (envelope-from ) id 1ZzU6q-0004YY-2D; Thu, 19 Nov 2015 19:39:04 +0100 Received: from geert by ramsan with local (Exim 4.82) (envelope-from ) id 1ZzU70-0000EY-ON; Thu, 19 Nov 2015 19:39:14 +0100 From: Geert Uytterhoeven To: Greg Kroah-Hartman , Simon Horman , Magnus Damm , Yoshinori Sato , Laurent Pinchart Cc: linux-serial@vger.kernel.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven , devicetree@vger.kernel.org Subject: [PATCH 01/25] serial: sh-sci: Update DT binding documentation for external clock input Date: Thu, 19 Nov 2015 19:38:40 +0100 Message-Id: <1447958344-836-2-git-send-email-geert+renesas@glider.be> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1447958344-836-1-git-send-email-geert+renesas@glider.be> References: <1447958344-836-1-git-send-email-geert+renesas@glider.be> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham 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 Amend the DT bindings to include the optional external clock on (H)SCI(F) and some SCIFA, where this pin can serve as a clock input, depending on board wiring. Signed-off-by: Geert Uytterhoeven Cc: devicetree@vger.kernel.org --- Documentation/devicetree/bindings/serial/renesas,sci-serial.txt | 3 +++ 1 file changed, 3 insertions(+) diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt index 2c9e6b8477e92792..8efc9b6f35637fbb 100644 --- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt +++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt @@ -43,6 +43,9 @@ Required properties: - clocks: Must contain a phandle and clock-specifier pair for each entry in clock-names. - clock-names: Must contain "fck" for the SCIx UART functional clock. + On (H)SCI(F) and some SCIFA, an additional clock may be specified: + - "hsck" for the optional external clock input (on HSCIF), + - "sck" for the optional external clock input (on other variants). Note: Each enabled SCIx UART should have an alias correctly numbered in the "aliases" node.