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GET /api/patches/955976/?format=api
{ "id": 955976, "url": "http://patchwork.ozlabs.org/api/patches/955976/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20180810060711.6547-46-jagan@amarulasolutions.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20180810060711.6547-46-jagan@amarulasolutions.com>", "list_archive_url": null, "date": "2018-08-10T06:07:03", "name": "[U-Boot,v2,45/53] net: sunxi_emac: Add CLK support", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "893f9e4693e985a5fa53920f9b677cabffe9f192", "submitter": { "id": 69820, "url": "http://patchwork.ozlabs.org/api/people/69820/?format=api", "name": "Jagan Teki", "email": "jagan@amarulasolutions.com" }, "delegate": { "id": 17739, "url": "http://patchwork.ozlabs.org/api/users/17739/?format=api", "username": "jagan", "first_name": "Jagannadha Sutradharudu", "last_name": "Teki", "email": "jagannadh.teki@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20180810060711.6547-46-jagan@amarulasolutions.com/mbox/", "series": [ { "id": 60190, "url": "http://patchwork.ozlabs.org/api/series/60190/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=60190", "date": "2018-08-10T06:06:18", "name": "clk: Add Allwinner CLK, RESET support", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/60190/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/955976/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/955976/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n\tspf=none (mailfrom) smtp.mailfrom=lists.denx.de\n\t(client-ip=81.169.180.215; helo=lists.denx.de;\n\tenvelope-from=u-boot-bounces@lists.denx.de;\n\treceiver=<UNKNOWN>)", "ozlabs.org; dmarc=none (p=none dis=none)\n\theader.from=amarulasolutions.com", "ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=amarulasolutions.com\n\theader.i=@amarulasolutions.com header.b=\"BuoxA231\"; \n\tdkim-atps=neutral" ], "Received": [ "from lists.denx.de (dione.denx.de [81.169.180.215])\n\tby ozlabs.org (Postfix) with ESMTP id 41mwHY2BC6z9s7Q\n\tfor <incoming@patchwork.ozlabs.org>;\n\tFri, 10 Aug 2018 16:31:05 +1000 (AEST)", "by lists.denx.de (Postfix, from userid 105)\n\tid F1B5AC21C51; Fri, 10 Aug 2018 06:27:05 +0000 (UTC)", "from lists.denx.de (localhost [IPv6:::1])\n\tby lists.denx.de (Postfix) with ESMTP id 4AA5CC21EB4;\n\tFri, 10 Aug 2018 06:17:12 +0000 (UTC)", "by lists.denx.de (Postfix, from userid 105)\n\tid ABC8CC21ED5; Fri, 10 Aug 2018 06:10:50 +0000 (UTC)", "from mail-pg1-f193.google.com (mail-pg1-f193.google.com\n\t[209.85.215.193])\n\tby lists.denx.de (Postfix) with ESMTPS id 2D62BC21EC2\n\tfor <u-boot@lists.denx.de>; Fri, 10 Aug 2018 06:10:32 +0000 (UTC)", "by mail-pg1-f193.google.com with SMTP id f14-v6so3879802pgv.13\n\tfor <u-boot@lists.denx.de>; Thu, 09 Aug 2018 23:10:32 -0700 (PDT)", "from localhost.localdomain ([183.82.228.250])\n\tby smtp.gmail.com with ESMTPSA id\n\tr23-v6sm16880975pfj.5.2018.08.09.23.10.26\n\t(version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128);\n\tThu, 09 Aug 2018 23:10:30 -0700 (PDT)" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.0 (2014-02-07) on lists.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-0.0 required=5.0 tests=RCVD_IN_MSPIKE_H3,\n\tRCVD_IN_MSPIKE_WL,\n\tT_DKIM_INVALID autolearn=unavailable autolearn_force=no\n\tversion=3.4.0", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=amarulasolutions.com; s=google;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references\n\t:mime-version:content-transfer-encoding;\n\tbh=QF8KGL1H9BAavJg2Qqm1kHQNh3c5QGit3aYBvz7PNkM=;\n\tb=BuoxA231wMPxOeFIKcAzgz/rMCrCfBJ46FfCNqmms6+H4Lve/9mDUtWvJpe6RO+PJN\n\tiUvOnR+X8RHD/tCbKJVtcAcAoP5OI8a1D5UxmlYwFF6hrLNQwaWC5/rInj77c3iv8sP/\n\ttVXdIF7/T4EMvkrZfyZPE/SIt0WWCPeu+6FoQ=", "X-Google-DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n\t:references:mime-version:content-transfer-encoding;\n\tbh=QF8KGL1H9BAavJg2Qqm1kHQNh3c5QGit3aYBvz7PNkM=;\n\tb=AdnmsIfcWjHfPbeBsY3wJCWWH0LGwBW+AqFWtkX97qSbL5duDpDj1pexJv83/P3T5Z\n\tXr5aOTu6k6dfi7yvX5KfRkIOHImtXfrBhQjbajPO1h4AW5LXApotH98CiSTKK2oBnoVn\n\tuYwHw0/QjeX/5Ugs4EI3OzDcSPXAWFHdMW2Jg7oFpR0CJ94/H6au46ciYmvsZHbOqC7C\n\tT0msEKwApmaPHe92pLBzL2EhARkXTaOcqG1PS5FS+D9V2VrUdNPYqkxWeE/ZGjhlV8pP\n\tFJMApPnoTJAT1W36mraLYQ41VjTMulEKozubqqTnynT2E9V6aycNFpDjXM3SOj02SIs7\n\tMqGg==", "X-Gm-Message-State": "AOUpUlEgAsgQrjQwuumI0lYFWhjqGc9V8I+f+gHQN+uk/bw0v+EkQHTf\n\tcArLWqq1qYU19/pIhuLqODeNeH8sJh8=", "X-Google-Smtp-Source": "AA+uWPw/SwT71l6uCPSXEBsW70E4LQdDBUeZw6fFMZGe44AnLjkuk0KlllEb4SBAoTd93pKZCp5tyg==", "X-Received": "by 2002:a63:8f03:: with SMTP id\n\tn3-v6mr5112619pgd.166.1533881430789; \n\tThu, 09 Aug 2018 23:10:30 -0700 (PDT)", "From": "Jagan Teki <jagan@amarulasolutions.com>", "To": "Maxime Ripard <maxime.ripard@bootlin.com>,\n\tAndre Przywara <andre.przywara@arm.com>, Chen-Yu Tsai <wens@csie.org>,\n\tIcenowy Zheng <icenowy@aosc.io>", "Date": "Fri, 10 Aug 2018 11:37:03 +0530", "Message-Id": "<20180810060711.6547-46-jagan@amarulasolutions.com>", "X-Mailer": "git-send-email 2.18.0.321.gffc6fa0e3", "In-Reply-To": "<20180810060711.6547-1-jagan@amarulasolutions.com>", "References": "<20180810060711.6547-1-jagan@amarulasolutions.com>", "MIME-Version": "1.0", "Cc": "Joe Hershberger <joe.hershberger@ni.com>, Tom Rini <trini@konsulko.com>, \n\tu-boot@lists.denx.de", "Subject": "[U-Boot] [PATCH v2 45/53] net: sunxi_emac: Add CLK support", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.18", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<http://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>" }, "content": "Add CLk support for sunxi_emac to enable AHB_EMAC clock\nvia CLK framework.\n\nCc: Joe Hershberger <joe.hershberger@ni.com>\nSigned-off-by: Jagan Teki <jagan@amarulasolutions.com>\n---\n drivers/net/sunxi_emac.c | 28 ++++++++++++++++++++++------\n 1 file changed, 22 insertions(+), 6 deletions(-)", "diff": "diff --git a/drivers/net/sunxi_emac.c b/drivers/net/sunxi_emac.c\nindex 8dbd3c50c1..4d152b0ca0 100644\n--- a/drivers/net/sunxi_emac.c\n+++ b/drivers/net/sunxi_emac.c\n@@ -6,6 +6,7 @@\n */\n \n #include <common.h>\n+#include <clk.h>\n #include <dm.h>\n #include <linux/err.h>\n #include <malloc.h>\n@@ -157,6 +158,7 @@ struct sunxi_sramc_regs {\n \n struct emac_eth_dev {\n \tstruct emac_regs *regs;\n+\tstruct clk clk;\n \tstruct mii_dev *bus;\n \tstruct phy_device *phydev;\n \tint link_printed;\n@@ -500,14 +502,12 @@ static int _sunxi_emac_eth_send(struct emac_eth_dev *priv, void *packet,\n \treturn 0;\n }\n \n-static void sunxi_emac_board_setup(struct emac_eth_dev *priv)\n+static int sunxi_emac_board_setup(struct emac_eth_dev *priv)\n {\n-\tstruct sunxi_ccm_reg *const ccm =\n-\t\t(struct sunxi_ccm_reg *)SUNXI_CCM_BASE;\n \tstruct sunxi_sramc_regs *sram =\n \t\t(struct sunxi_sramc_regs *)SUNXI_SRAMC_BASE;\n \tstruct emac_regs *regs = priv->regs;\n-\tint pin;\n+\tint pin, ret;\n \n \t/* Map SRAM to EMAC */\n \tsetbits_le32(&sram->ctrl1, 0x5 << 2);\n@@ -517,10 +517,16 @@ static void sunxi_emac_board_setup(struct emac_eth_dev *priv)\n \t\tsunxi_gpio_set_cfgpin(pin, SUNXI_GPA_EMAC);\n \n \t/* Set up clock gating */\n-\tsetbits_le32(&ccm->ahb_gate0, 0x1 << AHB_GATE_OFFSET_EMAC);\n+\tret = clk_enable(&priv->clk);\n+\tif (ret) {\n+\t\tdev_err(dev, \"failed to enable emac clock\\n\");\n+\t\treturn ret;\n+\t}\n \n \t/* Set MII clock */\n \tclrsetbits_le32(®s->mac_mcfg, 0xf << 2, 0xd << 2);\n+\n+\treturn 0;\n }\n \n static int sunxi_emac_eth_start(struct udevice *dev)\n@@ -557,9 +563,19 @@ static int sunxi_emac_eth_probe(struct udevice *dev)\n {\n \tstruct eth_pdata *pdata = dev_get_platdata(dev);\n \tstruct emac_eth_dev *priv = dev_get_priv(dev);\n+\tint ret;\n \n \tpriv->regs = (struct emac_regs *)pdata->iobase;\n-\tsunxi_emac_board_setup(priv);\n+\n+\tret = clk_get_by_index(dev, 0, &priv->clk);\n+\tif (ret) {\n+\t\tdev_err(dev, \"falied to get emac clock\\n\");\n+\t\treturn ret;\n+\t}\n+\n+\tret = sunxi_emac_board_setup(priv);\n+\tif (ret)\n+\t\treturn ret;\n \n \treturn sunxi_emac_init_phy(priv, dev);\n }\n", "prefixes": [ "U-Boot", "v2", "45/53" ] }