From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933310Ab3ECOuP (ORCPT ); Fri, 3 May 2013 10:50:15 -0400 Received: from mail-we0-f174.google.com ([74.125.82.174]:52523 "EHLO mail-we0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932530Ab3ECOdY (ORCPT ); Fri, 3 May 2013 10:33:24 -0400 From: Lee Jones To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: arnd@arndb.de, linus.walleij@stericsson.com, srinidhi.kasagar@stericsson.com, Lee Jones Subject: [PATCH 03/63] ARM: ux500: Supply UART's DMA configuration via Device Tree Date: Fri, 3 May 2013 15:31:49 +0100 Message-Id: <1367591569-32197-4-git-send-email-lee.jones@linaro.org> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1367591569-32197-1-git-send-email-lee.jones@linaro.org> References: <1367591569-32197-1-git-send-email-lee.jones@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When requesting a channel, a DMA client needs to pass some pieces of information such as; request channel, device type, channel type and direction etc. Normally we do this in the form of platform data, but when DT is enabled we need to pass it using the driver's bindings instead. Acked-by: Linus Walleij Signed-off-by: Lee Jones --- arch/arm/boot/dts/dbx5x0.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi index 8a82b18..d595e2c 100644 --- a/arch/arm/boot/dts/dbx5x0.dtsi +++ b/arch/arm/boot/dts/dbx5x0.dtsi @@ -568,18 +568,35 @@ compatible = "arm,pl011", "arm,primecell"; reg = <0x80120000 0x1000>; interrupts = <0 11 0x4>; + + dmas = <&dma 13 0 0x2>, /* Logical - DevToMem */ + <&dma 13 0 0x0>; /* Logical - MemToDev */ + dma-names = "rx", "tx"; + status = "disabled"; }; + uart@80121000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x80121000 0x1000>; interrupts = <0 19 0x4>; + + dmas = <&dma 12 0 0x2>, /* Logical - DevToMem */ + <&dma 12 0 0x0>; /* Logical - MemToDev */ + dma-names = "rx", "tx"; + status = "disabled"; }; + uart@80007000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x80007000 0x1000>; interrupts = <0 26 0x4>; + + dmas = <&dma 11 0 0x2>, /* Logical - DevToMem */ + <&dma 11 0 0x0>; /* Logical - MemToDev */ + dma-names = "rx", "tx"; + status = "disabled"; }; -- 1.7.10.4 From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Fri, 3 May 2013 15:31:49 +0100 Subject: [PATCH 03/63] ARM: ux500: Supply UART's DMA configuration via Device Tree In-Reply-To: <1367591569-32197-1-git-send-email-lee.jones@linaro.org> References: <1367591569-32197-1-git-send-email-lee.jones@linaro.org> Message-ID: <1367591569-32197-4-git-send-email-lee.jones@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org When requesting a channel, a DMA client needs to pass some pieces of information such as; request channel, device type, channel type and direction etc. Normally we do this in the form of platform data, but when DT is enabled we need to pass it using the driver's bindings instead. Acked-by: Linus Walleij Signed-off-by: Lee Jones --- arch/arm/boot/dts/dbx5x0.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi index 8a82b18..d595e2c 100644 --- a/arch/arm/boot/dts/dbx5x0.dtsi +++ b/arch/arm/boot/dts/dbx5x0.dtsi @@ -568,18 +568,35 @@ compatible = "arm,pl011", "arm,primecell"; reg = <0x80120000 0x1000>; interrupts = <0 11 0x4>; + + dmas = <&dma 13 0 0x2>, /* Logical - DevToMem */ + <&dma 13 0 0x0>; /* Logical - MemToDev */ + dma-names = "rx", "tx"; + status = "disabled"; }; + uart at 80121000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x80121000 0x1000>; interrupts = <0 19 0x4>; + + dmas = <&dma 12 0 0x2>, /* Logical - DevToMem */ + <&dma 12 0 0x0>; /* Logical - MemToDev */ + dma-names = "rx", "tx"; + status = "disabled"; }; + uart at 80007000 { compatible = "arm,pl011", "arm,primecell"; reg = <0x80007000 0x1000>; interrupts = <0 26 0x4>; + + dmas = <&dma 11 0 0x2>, /* Logical - DevToMem */ + <&dma 11 0 0x0>; /* Logical - MemToDev */ + dma-names = "rx", "tx"; + status = "disabled"; }; -- 1.7.10.4