From patchwork Thu Jan 24 20:24:19 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Stultz X-Patchwork-Id: 10780087 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 31E8614E5 for ; Thu, 24 Jan 2019 20:25:07 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1F5492ED7D for ; Thu, 24 Jan 2019 20:25:07 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0F05E2EF27; Thu, 24 Jan 2019 20:25:07 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A39FC2ED7D for ; Thu, 24 Jan 2019 20:25:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728152AbfAXUZF (ORCPT ); Thu, 24 Jan 2019 15:25:05 -0500 Received: from mail-pg1-f193.google.com ([209.85.215.193]:46854 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728362AbfAXUYe (ORCPT ); Thu, 24 Jan 2019 15:24:34 -0500 Received: by mail-pg1-f193.google.com with SMTP id w7so3139569pgp.13 for ; Thu, 24 Jan 2019 12:24:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=047J1k0/mUcjNgmvRUyCPtpz6N3HyINo5R4EX4aYjSs=; b=FxmoAdm15J9jmB9nUS/eH4yx3ojUDV8+yI0dYQNVqxuIDrQ0Yymglbt8B61ufqfo6c LtA+KYn9997gWwA6mQm2aydPKf+J41p9PIGjKs5ZTn4y1MaGCGjTQ4cl6LF3K/Z8m1/o 9lGp0YpQsia/DMIPOmizrFEq6fBug74EO5Svg= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=047J1k0/mUcjNgmvRUyCPtpz6N3HyINo5R4EX4aYjSs=; b=NncJJmuy4RS2iVH/uz5hiD8PJX3OerWxlpmHGuf4LrYopprU9vlFMk8p9FzRu0l3Ip t7lT9X3pvhAC5Sp5pVrdMvMeu4h2TUC86V9qK3Z3JsB1b1fUvTU68cLoAurP/xVc2reV bJQZcV87e/sIhKLNa/0aaT607YAFiV2fJUQYDblmIhSux3ARMTT0QV431g34vVKUZdUI B7rM6kEXD/KZ6GQJPYXaqD7tkeUSi+sboWDNIpI7CORjlwKq+MXcNh8j7sCnqmBXa5Qv 0w2JFBHeoan+NDlMdbIMFRYIv6ey+7zCyHaRKbmTijxSAQsfpaS5lB0MkeUOqvzlRmhb CVZg== X-Gm-Message-State: AJcUukcH9D0AeH0bzi9xvmcK6vdrZC1u3ZCA1VI0En50v0jHEmxpEIQd x69wopnRUbji7RVsUtc71Yoq+g== X-Google-Smtp-Source: ALg8bN7ET00M0k5VI8lVBzNMdi6A83CsHr2S1loHivH85R+UbopGmB+DDRz1YtH+K4Wh6NildFcxZg== X-Received: by 2002:a62:39cb:: with SMTP id u72mr7937322pfj.223.1548361473976; Thu, 24 Jan 2019 12:24:33 -0800 (PST) Received: from localhost.localdomain ([2601:1c2:680:1319:4e72:b9ff:fe99:466a]) by smtp.gmail.com with ESMTPSA id c72sm45263309pfb.107.2019.01.24.12.24.32 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 24 Jan 2019 12:24:33 -0800 (PST) From: John Stultz To: lkml Cc: Li Yu , Dan Williams , Vinod Koul , Tanglei Han , Zhuangluan Su , Ryan Grachek , Manivannan Sadhasivam , dmaengine@vger.kernel.org, Guodong Xu , John Stultz Subject: [PATCH 4/8 v5] dma: k3dma: Delete axi_config Date: Thu, 24 Jan 2019 12:24:19 -0800 Message-Id: <1548361463-28372-5-git-send-email-john.stultz@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1548361463-28372-1-git-send-email-john.stultz@linaro.org> References: <1548361463-28372-1-git-send-email-john.stultz@linaro.org> Sender: dmaengine-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Li Yu Axi_config controls whether DMA resources can be accessed in non-secure mode, such as linux kernel. The register should be set by the bootloader stage and depends on the device. Thus, this patch removes axi_config from k3dma driver. Cc: Dan Williams Cc: Vinod Koul Cc: Tanglei Han Cc: Zhuangluan Su Cc: Ryan Grachek Cc: Manivannan Sadhasivam Cc: dmaengine@vger.kernel.org Acked-by: Manivannan Sadhasivam Signed-off-by: Li Yu Signed-off-by: Guodong Xu [jstultz: Minor tweaks to commit message] Signed-off-by: John Stultz --- drivers/dma/k3dma.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c index 4dce532..e415c85 100644 --- a/drivers/dma/k3dma.c +++ b/drivers/dma/k3dma.c @@ -52,8 +52,6 @@ #define CX_SRC 0x814 #define CX_DST 0x818 #define CX_CFG 0x81c -#define AXI_CFG 0x820 -#define AXI_CFG_DEFAULT 0x201201 #define CX_LLI_CHAIN_EN 0x2 #define CX_CFG_EN 0x1 @@ -169,7 +167,6 @@ static void k3_dma_set_desc(struct k3_dma_phy *phy, struct k3_desc_hw *hw) writel_relaxed(hw->count, phy->base + CX_CNT0); writel_relaxed(hw->saddr, phy->base + CX_SRC); writel_relaxed(hw->daddr, phy->base + CX_DST); - writel_relaxed(AXI_CFG_DEFAULT, phy->base + AXI_CFG); writel_relaxed(hw->config, phy->base + CX_CFG); }