From patchwork Mon Jun 17 07:32:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 10998257 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 E1FD614BB for ; Mon, 17 Jun 2019 07:41:38 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D42B22860A for ; Mon, 17 Jun 2019 07:41:38 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C88E128705; Mon, 17 Jun 2019 07:41:38 +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 5FC442860A for ; Mon, 17 Jun 2019 07:41:38 +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=dJnKS1+8BaBlwtHA6fNiBt12AG4zzGZIvdD8AY860xA=; b=WQH6MP5FO11d+I cVF8+3YxpYbUnNsnuzihdmszvDjFyB5kIE8cVFeYdAnDgurBWJCticYAfpRj/b+vub1q3EFp6L67I Pmeg8rcPVQtPweSn+/4JESeuKuBqETtSsPgIMdJSqqX1z1tluVjMxssnqRBMOIWFwTIz2uF7mtE2g WwDo/g5ZbmEBeDOfMlb6NMVN8xwJB6miFMMifZqgjaVQjU5XEiXjzT+p6kAtYEAEFOl0FKlHFVcOI amM8+3OdidJNGKul8PCvwi4ECEkNo6+kC230vRI19bQXNoDMBeg/0CP9mSX1iXytCn9qI0G+YLior qWPN8vzf9z8wcEGxgcRA==; 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 1hcmGm-0002H7-EH; Mon, 17 Jun 2019 07:41:36 +0000 Received: from mail-pf1-x441.google.com ([2607:f8b0:4864:20::441]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hcmGj-0002Dr-6O for linux-rockchip@lists.infradead.org; Mon, 17 Jun 2019 07:41:34 +0000 Received: by mail-pf1-x441.google.com with SMTP id i189so5186577pfg.10 for ; Mon, 17 Jun 2019 00:41:33 -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=LOUCfFdXWrjphb66D3/vfNzximgRchN1Tu2BsPCYwUI=; b=W0f4Wclb92R5BKuq8sDrffRAlKrx7P3Da8rUg0YsM06Z/hFz9fFhOca2XBVTBZlPZ5 5MzuQDX5N/SSbvxsdGy3yYAvq3gNCyr3+z1JvF0M/6U4iOOCGjfolGqZKtSnYUHvkBMd A4ArFNkdxmvNB4LNkskiNkuWrPCcJY/Q4hq3c= 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=LOUCfFdXWrjphb66D3/vfNzximgRchN1Tu2BsPCYwUI=; b=Xv1t9XOS7T1pY+OO/KIE6f4RyG09p9XKo1d8VKv/rwFjArqN6xvfhlxEzTMeoKKxoF t4snyp0p2R+xpmd9CaFgln80jyGHKTjRVbVORq7gnlG+xN5S/64dX7eSJf1m8OaLduJ+ 2YsOW7AjI6K4q7hfOUZCUbZKHiPX5n6t3DkZJnio67umTjocFQZ0t7hNoR08eg3NeZpt jqwkmOoNTsf0Gp0v2sx9Mv0L4j9YTfuQkWfhkJyCxjUcVyBZFjsz0U2Jxk2sQXLVkIRN NMJCwVVm9MgyUfC4WgN/RDUVDExcX5npi5osMfN8l9Ci49A3yMihKGfjp0s3IhtoPJUZ KfYw== X-Gm-Message-State: APjAAAUfUdFkgvlT99EeUkKLwcWtKUMpvWGbY99x3dZRgdA0xHszVfp7 H7D/PMtGpRMD1V5G1dgA+JjzAw== X-Google-Smtp-Source: APXvYqwDE4taMWb70OZRQGGv6BHpQTvbZrwmJG6XCQKXNjx/tNsDofZuXi14Gwzrx14qplyruRMnyw== X-Received: by 2002:aa7:9197:: with SMTP id x23mr77174311pfa.161.1560757292682; Mon, 17 Jun 2019 00:41:32 -0700 (PDT) Received: from localhost.localdomain ([49.206.203.245]) by smtp.gmail.com with ESMTPSA id m41sm15205998pje.18.2019.06.17.00.41.29 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 17 Jun 2019 00:41:32 -0700 (PDT) From: Jagan Teki To: Simon Glass , Philipp Tomsich , Kever Yang , YouMin Chen , u-boot@lists.denx.de Subject: [PATCH v2 94/99] ram: rk3399: Set lpddr4 MR14 Date: Mon, 17 Jun 2019 13:02:47 +0530 Message-Id: <20190617073252.27810-95-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20190617073252.27810-1-jagan@amarulasolutions.com> References: <20190617073252.27810-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190617_004133_289926_E526BB1A X-CRM114-Status: UNSURE ( 8.68 ) 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 Set MR14 based identified controller in lpddr4 as part of LPDDR set rate initialization phase. Signed-off-by: Jagan Teki Signed-off-by: YouMin Chen --- drivers/ram/rockchip/sdram_rk3399.c | 50 +++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/drivers/ram/rockchip/sdram_rk3399.c b/drivers/ram/rockchip/sdram_rk3399.c index 5c0914f40d..e009113d45 100644 --- a/drivers/ram/rockchip/sdram_rk3399.c +++ b/drivers/ram/rockchip/sdram_rk3399.c @@ -1989,6 +1989,55 @@ static void set_lpddr4_MR12(const struct chan_info *chan, } } +static void set_lpddr4_MR14(const struct chan_info *chan, + struct rk3399_sdram_params *params, u32 ctl, + bool ctl_phy_reg, u32 mr5) +{ + u32 *denali_ctl = get_denali_ctl(chan, params, ctl_phy_reg); + u32 *denali_pi = get_denali_pi(chan, params, ctl_phy_reg); + struct io_setting *io; + u32 reg_value; + + io = lpddr4_get_io_settings(params, mr5); + + reg_value = io->dq_vref; + + switch (ctl) { + case 0: + clrsetbits_le32(&denali_ctl[142], 0xFFFF << 16, + reg_value << 16); + clrsetbits_le32(&denali_ctl[156], 0xFFFF << 16, + reg_value << 16); + + clrsetbits_le32(&denali_pi[132], 0xFF << 16, reg_value << 16); + clrsetbits_le32(&denali_pi[140], 0xFF << 0, reg_value << 0); + clrsetbits_le32(&denali_pi[147], 0xFF << 16, reg_value << 16); + clrsetbits_le32(&denali_pi[155], 0xFF << 0, reg_value << 0); + break; + case 1: + clrsetbits_le32(&denali_ctl[143], 0xFFFF, reg_value); + clrsetbits_le32(&denali_ctl[157], 0xFFFF, reg_value); + + clrsetbits_le32(&denali_pi[130], 0xFF << 0, reg_value << 0); + clrsetbits_le32(&denali_pi[137], 0xFF << 16, reg_value << 16); + clrsetbits_le32(&denali_pi[145], 0xFF << 0, reg_value << 0); + clrsetbits_le32(&denali_pi[152], 0xFF << 16, reg_value << 16); + break; + case 2: + default: + clrsetbits_le32(&denali_ctl[143], 0xFFFF << 16, + reg_value << 16); + clrsetbits_le32(&denali_ctl[157], 0xFFFF << 16, + reg_value << 16); + + clrsetbits_le32(&denali_pi[127], 0xFF << 16, reg_value << 16); + clrsetbits_le32(&denali_pi[135], 0xFF << 0, reg_value << 0); + clrsetbits_le32(&denali_pi[142], 0xFF << 16, reg_value << 16); + clrsetbits_le32(&denali_pi[150], 0xFF << 0, reg_value << 0); + break; + } +} + static void lpddr4_copy_phy(struct dram_info *dram, struct rk3399_sdram_params *params, u32 phy, struct rk3399_sdram_params *timings, @@ -2239,6 +2288,7 @@ static void lpddr4_copy_phy(struct dram_info *dram, set_lpddr4_ca_odt(&dram->chan[channel], timings, ctl, true, true, mr5); set_lpddr4_MR3(&dram->chan[channel], timings, ctl, true, mr5); set_lpddr4_MR12(&dram->chan[channel], timings, ctl, true, mr5); + set_lpddr4_MR14(&dram->chan[channel], timings, ctl, true, mr5); /* * if phy_sw_master_mode_x not bypass mode,