From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D69D7C10DCE for ; Sun, 15 Mar 2020 09:51:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A07E320736 for ; Sun, 15 Mar 2020 09:51:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728183AbgCOJv3 (ORCPT ); Sun, 15 Mar 2020 05:51:29 -0400 Received: from www1102.sakura.ne.jp ([219.94.129.142]:63561 "EHLO www1102.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728108AbgCOJv3 (ORCPT ); Sun, 15 Mar 2020 05:51:29 -0400 Received: from fsav302.sakura.ne.jp (fsav302.sakura.ne.jp [153.120.85.133]) by www1102.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id 02F9pKNh006446; Sun, 15 Mar 2020 18:51:20 +0900 (JST) (envelope-from katsuhiro@katsuster.net) Received: from www1102.sakura.ne.jp (219.94.129.142) by fsav302.sakura.ne.jp (F-Secure/fsigk_smtp/550/fsav302.sakura.ne.jp); Sun, 15 Mar 2020 18:51:19 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/fsav302.sakura.ne.jp) Received: from localhost.localdomain (121.252.232.153.ap.dti.ne.jp [153.232.252.121]) (authenticated bits=0) by www1102.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id 02F9pHI8006433 (version=TLSv1.2 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 15 Mar 2020 18:51:19 +0900 (JST) (envelope-from katsuhiro@katsuster.net) From: Katsuhiro Suzuki To: Heiko Stuebner , linux-rockchip@lists.infradead.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Katsuhiro Suzuki Subject: [PATCH] ARM: dts: rockchip: use DMA channels for UARTs for RK3288 Date: Sun, 15 Mar 2020 18:51:15 +0900 Message-Id: <20200315095115.10106-1-katsuhiro@katsuster.net> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch enables to use DMAC for all UARTs that are connected to dmac_peri core for Rochchip RK3288. Only uart2 is connected different DMAC (dmac_bus_s) so keep current settings on this patch. Signed-off-by: Katsuhiro Suzuki --- arch/arm/boot/dts/rk3288.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 8bcb4a51682e..e9f8a44f5f2a 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -420,6 +420,8 @@ uart0: serial@ff180000 { reg-io-width = <4>; clocks = <&cru SCLK_UART0>, <&cru PCLK_UART0>; clock-names = "baudclk", "apb_pclk"; + dmas = <&dmac_peri 1>, <&dmac_peri 2>; + dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&uart0_xfer>; status = "disabled"; @@ -433,6 +435,8 @@ uart1: serial@ff190000 { reg-io-width = <4>; clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>; clock-names = "baudclk", "apb_pclk"; + dmas = <&dmac_peri 3>, <&dmac_peri 4>; + dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&uart1_xfer>; status = "disabled"; @@ -459,6 +463,8 @@ uart3: serial@ff1b0000 { reg-io-width = <4>; clocks = <&cru SCLK_UART3>, <&cru PCLK_UART3>; clock-names = "baudclk", "apb_pclk"; + dmas = <&dmac_peri 7>, <&dmac_peri 8>; + dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&uart3_xfer>; status = "disabled"; @@ -472,6 +478,8 @@ uart4: serial@ff1c0000 { reg-io-width = <4>; clocks = <&cru SCLK_UART4>, <&cru PCLK_UART4>; clock-names = "baudclk", "apb_pclk"; + dmas = <&dmac_peri 9>, <&dmac_peri 10>; + dma-names = "tx", "rx"; pinctrl-names = "default"; pinctrl-0 = <&uart4_xfer>; status = "disabled"; -- 2.25.1