From patchwork Fri Jan 8 01:35:02 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zhengxing X-Patchwork-Id: 7981741 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B4B0FBEEE5 for ; Fri, 8 Jan 2016 01:37:34 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id E73A52015E for ; Fri, 8 Jan 2016 01:37:33 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 23E0620172 for ; Fri, 8 Jan 2016 01:37:33 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aHLyV-00034T-7e; Fri, 08 Jan 2016 01:36:19 +0000 Received: from regular1.263xmail.com ([211.150.99.140]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1aHLxu-0002ng-0h; Fri, 08 Jan 2016 01:35:44 +0000 Received: from zhengxing?rock-chips.com (unknown [192.168.167.234]) by regular1.263xmail.com (Postfix) with SMTP id B77DB4CFD; Fri, 8 Jan 2016 09:35:16 +0800 (CST) X-263anti-spam: KSV:0; X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-KSVirus-check: 0 X-ABS-CHECKED: 4 X-ADDR-CHECKED: 0 Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.263.net (Postfix) with ESMTP id 04236458; Fri, 8 Jan 2016 09:35:14 +0800 (CST) X-RL-SENDER: zhengxing@rock-chips.com X-SENDER-IP: 58.22.7.114 X-LOGIN-NAME: zhengxing@rock-chips.com X-UNIQUE-TAG: <52c4441dd3d5f7583e866697f645d649> X-ATTACHMENT-NUM: 0 X-SENDER: zhengxing@rock-chips.com X-DNS-TYPE: 0 Received: from unknown (unknown [58.22.7.114]) by smtp.263.net (Postfix) whith SMTP id 239978V6NJ; Fri, 08 Jan 2016 09:35:16 +0800 (CST) From: Xing Zheng To: linux-rockchip@lists.infradead.org Subject: [PATCH v2 3/3] net: ethernet: arc: Add support emac for RK3036 Date: Fri, 8 Jan 2016 09:35:02 +0800 Message-Id: <1452216902-21063-4-git-send-email-zhengxing@rock-chips.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1452216902-21063-1-git-send-email-zhengxing@rock-chips.com> References: <1452216902-21063-1-git-send-email-zhengxing@rock-chips.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160107_173543_075438_7C5717B8 X-CRM114-Status: GOOD ( 10.65 ) X-Spam-Score: -1.9 (-) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: heiko@sntech.de, Xing Zheng , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Paul Gortmaker , Geert Uytterhoeven , linux-arm-kernel@lists.infradead.org, keescook@google.com, davem@davemloft.net, leozwang@google.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The RK3036's GRFs offset are different with RK3066/RK3188, and need to set mac TX/RX clock before probe emac. Signed-off-by: Xing Zheng --- Changes in v2: - Separate DTS from patch series. drivers/net/ethernet/arc/Kconfig | 4 ++-- drivers/net/ethernet/arc/emac_rockchip.c | 8 +++++++- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/arc/Kconfig b/drivers/net/ethernet/arc/Kconfig index 52a6b16..6890451 100644 --- a/drivers/net/ethernet/arc/Kconfig +++ b/drivers/net/ethernet/arc/Kconfig @@ -34,9 +34,9 @@ config EMAC_ROCKCHIP select ARC_EMAC_CORE depends on OF_IRQ && OF_NET && REGULATOR && HAS_DMA ---help--- - Support for Rockchip RK3066/RK3188 EMAC ethernet controllers. + Support for Rockchip RK3036/RK3066/RK3188 EMAC ethernet controllers. This selects Rockchip SoC glue layer support for the - emac device driver. This driver is used for RK3066/RK3188 + emac device driver. This driver is used for RK3036/RK3066/RK3188 EMAC ethernet controller. endif # NET_VENDOR_ARC diff --git a/drivers/net/ethernet/arc/emac_rockchip.c b/drivers/net/ethernet/arc/emac_rockchip.c index e951c8f..85e821c 100644 --- a/drivers/net/ethernet/arc/emac_rockchip.c +++ b/drivers/net/ethernet/arc/emac_rockchip.c @@ -67,6 +67,11 @@ static void emac_rockchip_set_mac_speed(void *priv, unsigned int speed) pr_err("unable to apply speed %u to grf (%d)\n", speed, err); } +static const struct emac_rockchip_soc_data emac_rk3036_emac_data = { + .grf_offset = 0x140, .grf_mode_offset = 8, + .grf_speed_offset = 9, .need_div_macclk = 1, +}; + static const struct emac_rockchip_soc_data emac_rk3066_emac_data = { .grf_offset = 0x154, .grf_mode_offset = 0, .grf_speed_offset = 1, .need_div_macclk = 0, @@ -78,6 +83,7 @@ static const struct emac_rockchip_soc_data emac_rk3188_emac_data = { }; static const struct of_device_id emac_rockchip_dt_ids[] = { + { .compatible = "rockchip,rk3036-emac", .data = &emac_rk3036_emac_data }, { .compatible = "rockchip,rk3066-emac", .data = &emac_rk3066_emac_data }, { .compatible = "rockchip,rk3188-emac", .data = &emac_rk3188_emac_data }, { /* Sentinel */ } @@ -110,7 +116,7 @@ static int emac_rockchip_probe(struct platform_device *pdev) interface = of_get_phy_mode(dev->of_node); - /* RK3066 and RK3188 SoCs only support RMII */ + /* RK3036/RK3066/RK3188 SoCs only support RMII */ if (interface != PHY_INTERFACE_MODE_RMII) { dev_err(dev, "unsupported phy interface mode %d\n", interface); err = -ENOTSUPP;