From patchwork Tue Jul 16 11:57:17 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 11045953 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 DDDB1912 for ; Tue, 16 Jul 2019 12:01:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CC9B02843B for ; Tue, 16 Jul 2019 12:01:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C12542844B; Tue, 16 Jul 2019 12:01:51 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 702AB28449 for ; Tue, 16 Jul 2019 12:01:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XGxOXwEKwRrUpnZomIyvT0/494qpG/ECPt+raAJvA3Y=; b=BTHQOP0kKocF1G UlY4NOGUkS5txPYz/uk+NMgJumsuE4RStpQb6a0N+X4YnTWkNHEdjHlLvCt0NnBoKzdxRDXcjX44X n429lduzntwb+Uf9nQPnIyKVEq30L6IeRi/nuJ7f+kXSjEgr67YR5XTNujLpHyWOHp2pMt3dC+dCo t8v5cOKH7mxVBmgfi1/hu/oCruQzEcZgeitOQ45vbZdDkVyk5JBqHuI3s94aN0RFW7Ag2q8ILXCYz 5r8smop5zFGlORBLajrj92MX9vISjCBku/GItviOJ6sMs+jvSy4zhO2/bkVLGnwx1mK0pFbLGI96O R0DKazsVwXf1hUsgOjmQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hnM9U-0007rB-O6; Tue, 16 Jul 2019 12:01:48 +0000 Received: from mail-pg1-x542.google.com ([2607:f8b0:4864:20::542]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hnM7Q-0004qw-3m for linux-rockchip@lists.infradead.org; Tue, 16 Jul 2019 11:59:41 +0000 Received: by mail-pg1-x542.google.com with SMTP id i8so9319762pgm.13 for ; Tue, 16 Jul 2019 04:59:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=RoiJzXN2kGueDRn1Z7nVcE+ruU+rxsmtLatjH9HI/xo=; b=Itj3aDGO48LDH3M9qlVAfxJo0YTjoTLfaS4mbSnYJXvpKyXhrCS2KHSye9X+ppLfsP oWdkHlWLVqfCO9Uc9B734pJwkBjezO4cZbfmvU4RbKqBQsntaA6xiSEDhEMYrNM2TYOq +ROz0qHwKpyTY7uV1KuJyXY9hleSAVcascEwI= 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:mime-version:content-transfer-encoding; bh=RoiJzXN2kGueDRn1Z7nVcE+ruU+rxsmtLatjH9HI/xo=; b=qSquTLJ0P+XA77R1Y+PrTWQa4XIlFrQlsAOHLzrDZ6Vuew9T5ePuBQXvJ1ckUWZNSL 9rPxNjqoWj4WwtjuI2fu5YdT1ZqviSUNdr6TE5THGekXtM3aha8c1xC4fvA67ps3r8r5 c+L+Wf5kePgWV3SWQXz3TQhM52r8ajNlVKKlHYIWlGRmnjRmyTKow4AFN/A6RxSOHYBz mYzl5u71IJPVtYvQ30KgOuUCkqq0O42P/uBSP40TJvCbFNy0TVj6muCD2zYMFryhGOQd J3GA1xcEQwZKwHNyy9rtEcG/UrVdsff+YXVtzQrQRUNRbFagyCui9OUrQ59mFkOQX5mz +kYw== X-Gm-Message-State: APjAAAXe33cpn+EPteCsjs1ZCX7p4Em0ZcSYZzclMN0EH6chhwwnQQkT 7tfMFJTBCZBK5hv7bu1Gj1KADA== X-Google-Smtp-Source: APXvYqxZT67UXtSK2SxVRavck4icWhVme9QkKpg0sSrL8SZpoh4f2dGdrIQx8ICD3nivJapahO5hoQ== X-Received: by 2002:a63:2606:: with SMTP id m6mr32924627pgm.436.1563278379515; Tue, 16 Jul 2019 04:59:39 -0700 (PDT) Received: from localhost.localdomain ([49.206.201.107]) by smtp.gmail.com with ESMTPSA id z24sm36269566pfr.51.2019.07.16.04.59.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 16 Jul 2019 04:59:39 -0700 (PDT) From: Jagan Teki To: Simon Glass , Philipp Tomsich , Kever Yang , YouMin Chen , u-boot@lists.denx.de Subject: [PATCH v3 29/57] ram: rk3399: Configure PHY RX_CM_INPUT for lpddr4 Date: Tue, 16 Jul 2019 17:27:17 +0530 Message-Id: <20190716115745.12585-30-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20190716115745.12585-1-jagan@amarulasolutions.com> References: <20190716115745.12585-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190716_045940_209838_6F14F4F9 X-CRM114-Status: UNSURE ( 9.88 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-rockchip@lists.infradead.org, gajjar04akash@gmail.com, linux-amarula@amarulasolutions.com, Jagan Teki , Manivannan Sadhasivam Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+patchwork-linux-rockchip=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Configure PHY RX_CM_INPUT for lpddr4 during phy IO config. Signed-off-by: Jagan Teki Signed-off-by: YouMin Chen Reviewed-by: Kever Yang --- drivers/ram/rockchip/sdram_rk3399.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/ram/rockchip/sdram_rk3399.c b/drivers/ram/rockchip/sdram_rk3399.c index c02f936f2a..2ab10da53f 100644 --- a/drivers/ram/rockchip/sdram_rk3399.c +++ b/drivers/ram/rockchip/sdram_rk3399.c @@ -39,6 +39,7 @@ #define PHY_BOOSTN_EN 0x1 #define PHY_SLEWP_EN 0x1 #define PHY_SLEWN_EN 0x1 +#define PHY_RX_CM_INPUT 0x1 #define CRU_SFTRST_DDR_CTRL(ch, n) ((0x1 << (8 + 16 + (ch) * 4)) | \ ((n) << (8 + (ch) * 4))) @@ -384,6 +385,27 @@ static int phy_io_config(const struct chan_info *chan, /* PHY_939 PHY_PAD_CS_DRIVE */ clrsetbits_le32(&denali_phy[939], 0x3 << 17, speed << 17); + if (IS_ENABLED(CONFIG_RAM_RK3399_LPDDR4)) { + /* RX_CM_INPUT */ + reg_value = PHY_RX_CM_INPUT; + /* PHY_924 PHY_PAD_FDBK_DRIVE */ + clrsetbits_le32(&denali_phy[924], 0x1 << 14, reg_value << 14); + /* PHY_926 PHY_PAD_DATA_DRIVE */ + clrsetbits_le32(&denali_phy[926], 0x1 << 11, reg_value << 11); + /* PHY_927 PHY_PAD_DQS_DRIVE */ + clrsetbits_le32(&denali_phy[927], 0x1 << 13, reg_value << 13); + /* PHY_928 PHY_PAD_ADDR_DRIVE */ + clrsetbits_le32(&denali_phy[928], 0x1 << 19, reg_value << 19); + /* PHY_929 PHY_PAD_CLK_DRIVE */ + clrsetbits_le32(&denali_phy[929], 0x1 << 21, reg_value << 21); + /* PHY_935 PHY_PAD_CKE_DRIVE */ + clrsetbits_le32(&denali_phy[935], 0x1 << 19, reg_value << 19); + /* PHY_937 PHY_PAD_RST_DRIVE */ + clrsetbits_le32(&denali_phy[937], 0x1 << 19, reg_value << 19); + /* PHY_939 PHY_PAD_CS_DRIVE */ + clrsetbits_le32(&denali_phy[939], 0x1 << 19, reg_value << 19); + } + return 0; }