From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Hunter Subject: [PATCH V3 0/2] of: Add generic device tree DMA helpers Date: Mon, 30 Apr 2012 16:16:27 -0500 Message-ID: <1335820587-28679-1-git-send-email-jon-hunter@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from bear.ext.ti.com ([192.94.94.41]:56888 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755652Ab2D3VQz (ORCPT ); Mon, 30 Apr 2012 17:16:55 -0400 Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: device-tree Cc: linux-omap , linux-arm , Jon Hunter , Nicolas Ferre , Benoit Cousson , Stephen Warren , Grant Likely , Russell King , Rob Herring , Arnd Bergmann From: Jon Hunter This is based upon the work by Benoit Cousson [1] and Nicolas Ferre [2] to add some basic helpers to retrieve a DMA controller device_node and the DMA request/channel information. [1] http://article.gmane.org/gmane.linux.drivers.devicetree/12022 [2] http://article.gmane.org/gmane.linux.ports.arm.omap/73622 Cc: Nicolas Ferre Cc: Benoit Cousson Cc: Stephen Warren Cc: Grant Likely Cc: Russell King Cc: Rob Herring Cc: Arnd Bergmann Jon Hunter (2): of: Add generic device tree DMA helpers of: selftest/dma: Add selftest for new DT DMA Documentation/devicetree/bindings/dma/dma.txt | 47 ++++++ arch/arm/boot/dts/at91sam9m10g45ek.dts | 2 + arch/arm/boot/dts/omap4-panda.dts | 2 + arch/arm/boot/dts/testcases/tests-dma.dtsi | 32 ++++ arch/arm/boot/dts/testcases/tests.dtsi | 1 + drivers/of/Makefile | 2 +- drivers/of/dma.c | 203 +++++++++++++++++++++++++ drivers/of/selftest.c | 118 ++++++++++++++ include/linux/of_dma.h | 35 +++++ 9 files changed, 441 insertions(+), 1 deletions(-) create mode 100644 Documentation/devicetree/bindings/dma/dma.txt create mode 100644 arch/arm/boot/dts/testcases/tests-dma.dtsi create mode 100644 drivers/of/dma.c create mode 100644 include/linux/of_dma.h -- 1.7.5.4