From patchwork Sat Apr 13 16:54:10 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Ond=C5=99ej_Jirman?= X-Patchwork-Id: 1085194 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-gpio-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=reject dis=none) header.from=megous.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=megous.com header.i=@megous.com header.b="MogMjauG"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44hLVq3KZ0z9s47 for ; Sun, 14 Apr 2019 02:55:47 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727341AbfDMQyX (ORCPT ); Sat, 13 Apr 2019 12:54:23 -0400 Received: from vps.xff.cz ([195.181.215.36]:49012 "EHLO vps.xff.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727154AbfDMQyW (ORCPT ); Sat, 13 Apr 2019 12:54:22 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=megous.com; s=mail; t=1555174460; bh=unyXzRpGhfWJQ+WLXU6ly2jmSYKOT8hB+V2vSbRnR30=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MogMjauG5NYWhrruiMDqHAz4P96F7/eJG3J0z3Kf5eqtYeQ9pwpmCTs0sT4jY1AXm 3JSXph5r19DpILqGk6p2hzxuwOnBKbGbXwesNnZtSO6zUOe2g6aGtkoI+BuRfzHOyF 88hHgbqf2aAR1YmWyep3++PG2e+kVP3cP/CctoX4= From: megous@megous.com To: linux-sunxi@googlegroups.com, Maxime Ripard , Chen-Yu Tsai , Rob Herring , Linus Walleij Cc: Icenowy Zheng , David Airlie , Daniel Vetter , Mark Rutland , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S. Miller" , Maxime Coquelin , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-gpio@vger.kernel.org, Ondrej Jirman Subject: [PATCH v4 1/9] net: stmmac: sun8i: add support for Allwinner H6 EMAC Date: Sat, 13 Apr 2019 18:54:10 +0200 Message-Id: <20190413165418.27880-2-megous@megous.com> In-Reply-To: <20190413165418.27880-1-megous@megous.com> References: <20190413165418.27880-1-megous@megous.com> MIME-Version: 1.0 Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org From: Icenowy Zheng The EMAC on Allwinner H6 is just like the one on A64. The "internal PHY" on H6 is on a co-packaged AC200 chip, and it's not really internal (it's connected via RMII at PA GPIO bank). Add support for the Allwinner H6 EMAC in the dwmac-sun8i driver. Signed-off-by: Icenowy Zheng Signed-off-by: Ondrej Jirman --- .../net/ethernet/stmicro/stmmac/dwmac-sun8i.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c index 195669f550f0..20c19afb8316 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c @@ -147,6 +147,20 @@ static const struct emac_variant emac_variant_a64 = { .tx_delay_max = 7, }; +static const struct emac_variant emac_variant_h6 = { + .default_syscon_value = 0x50000, + .syscon_field = &sun8i_syscon_reg_field, + /* The "Internal PHY" of H6 is not on the die. It's on the + * co-packaged AC200 chip instead. + */ + .soc_has_internal_phy = false, + .support_mii = true, + .support_rmii = true, + .support_rgmii = true, + .rx_delay_max = 31, + .tx_delay_max = 7, +}; + #define EMAC_BASIC_CTL0 0x00 #define EMAC_BASIC_CTL1 0x04 #define EMAC_INT_STA 0x08 @@ -1210,6 +1224,8 @@ static const struct of_device_id sun8i_dwmac_match[] = { .data = &emac_variant_r40 }, { .compatible = "allwinner,sun50i-a64-emac", .data = &emac_variant_a64 }, + { .compatible = "allwinner,sun50i-h6-emac", + .data = &emac_variant_h6 }, { } }; MODULE_DEVICE_TABLE(of, sun8i_dwmac_match);