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=-9.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,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 869BEC43387 for ; Thu, 10 Jan 2019 17:34:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5917C214DA for ; Thu, 10 Jan 2019 17:34:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=linaro.org header.i=@linaro.org header.b="VWO7NR8w" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730590AbfAJRev (ORCPT ); Thu, 10 Jan 2019 12:34:51 -0500 Received: from mail-pg1-f195.google.com ([209.85.215.195]:35776 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730479AbfAJReX (ORCPT ); Thu, 10 Jan 2019 12:34:23 -0500 Received: by mail-pg1-f195.google.com with SMTP id s198so5120507pgs.2 for ; Thu, 10 Jan 2019 09:34:22 -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=9+fP/xi0ogaPcZ5aUHlMSoUJnZJ6VWVBpkuoagJMFKE=; b=VWO7NR8wXtFW4Qlf63tIXxHJOiol4rHIv6edeuFVZUZGFLoaQ/L5sMXEC6Gnj0ecqg ntEl4sSyjfnQ6ux4tIHo4pTkDDOIB7JgToE7egW6Jvdnh8YnlDOzaw7XERuLV+tUBlUl uK6+LA6fjyzNrvXKDqGMTLvkzZztdPd9Jy5/Q= 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=9+fP/xi0ogaPcZ5aUHlMSoUJnZJ6VWVBpkuoagJMFKE=; b=jhxLg0snbB0/uB7H89g1mj+KTErFxMe2kqiHemUIIjBJSTmHuWTKgRa9sIaRxLAk2j mRiA6Rr8iyn1azKwHh5zNloQKVDBV42QmiN1ygLR6Hdg0L5ogKZjL2uyFS7C9vaYFKo1 P8HQWcLQwohYQVJfc36Xpm6ZzrY7q1U7RPXpVyHPgHqNCrjWtcz5cRfa7xs26U4Y0HXA jE4V4wDqutOggGANAx+vweSKeMvzYNUkPqS+is33APYgeNQeUspdaq9Y08g1Ik3CtoeJ WVSqvIB/qtvKgIzIyvu95e60TUO2LG+K1M3fsfhL/1at8MEOWYfX8GPFIlPZtNGu+ape +g3w== X-Gm-Message-State: AJcUukc8l6lGAUGfgGPocYAu8MwNieujEfvI2W2YePmLoV02igWAQxDl IQXd6rjzAPi6f79R8bMfwy2DUgN2vXsftw== X-Google-Smtp-Source: ALg8bN55NhBvyLBl8QSVRq6gfls6ISMWyizSgdLOnG4pIi6rCxlD/gk0Mu3cye+141YUVCqSqC9gTg== X-Received: by 2002:a63:ac46:: with SMTP id z6mr10182577pgn.162.1547141661687; Thu, 10 Jan 2019 09:34:21 -0800 (PST) Received: from localhost.localdomain ([2601:1c2:680:1319:4e72:b9ff:fe99:466a]) by smtp.gmail.com with ESMTPSA id k15sm125977409pfb.147.2019.01.10.09.34.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 10 Jan 2019 09:34:20 -0800 (PST) From: John Stultz To: lkml Cc: Dan Williams , Vinod Koul , Tanglei Han , Zhuangluan Su , Ryan Grachek , Manivannan Sadhasivam , dmaengine@vger.kernel.org, Li Yu , Guodong Xu , John Stultz Subject: [PATCH 4/8 v3] dma: k3dma: Delete axi_config Date: Thu, 10 Jan 2019 09:34:08 -0800 Message-Id: <1547141652-8660-5-git-send-email-john.stultz@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1547141652-8660-1-git-send-email-john.stultz@linaro.org> References: <1547141652-8660-1-git-send-email-john.stultz@linaro.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 df61406..b2060bf 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 @@ -168,7 +166,6 @@ 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); } -- 2.7.4