From patchwork Tue Jan 14 06:35:14 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anson Huang X-Patchwork-Id: 310459 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:770:15f::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 703052C0082 for ; Tue, 14 Jan 2014 17:37:50 +1100 (EST) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1W2xcc-0004aN-Fe; Tue, 14 Jan 2014 06:37:10 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1W2xcK-00023H-LW; Tue, 14 Jan 2014 06:36:52 +0000 Received: from co9ehsobe002.messaging.microsoft.com ([207.46.163.25] helo=co9outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1W2xcH-00022g-KA for linux-arm-kernel@lists.infradead.org; Tue, 14 Jan 2014 06:36:50 +0000 Received: from mail28-co9-R.bigfish.com (10.236.132.242) by CO9EHSOBE026.bigfish.com (10.236.130.89) with Microsoft SMTP Server id 14.1.225.22; Tue, 14 Jan 2014 06:36:27 +0000 Received: from mail28-co9 (localhost [127.0.0.1]) by mail28-co9-R.bigfish.com (Postfix) with ESMTP id 897691000D2; Tue, 14 Jan 2014 06:36:27 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 3 X-BigFish: VS3(zzzz1f42h2148h208ch1ee6h1de0h1fdah2073h2146h1202h1e76h2189h1d1ah1d2ah1fc6h1082kzdchz1de098h8275bh1de097hz2dh2a8h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1b2fh2222h224fh1fb3h1d0ch1d2eh1d3fh1dfeh1dffh1e23h1fe8h1ff5h2218h2216h226dh22d0h2327h2336h2438h2461h1155h) Received: from mail28-co9 (localhost.localdomain [127.0.0.1]) by mail28-co9 (MessageSwitch) id 1389681385947701_23463; Tue, 14 Jan 2014 06:36:25 +0000 (UTC) Received: from CO9EHSMHS018.bigfish.com (unknown [10.236.132.244]) by mail28-co9.bigfish.com (Postfix) with ESMTP id E2D30400047; Tue, 14 Jan 2014 06:36:25 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CO9EHSMHS018.bigfish.com (10.236.130.28) with Microsoft SMTP Server (TLS) id 14.16.227.3; Tue, 14 Jan 2014 06:36:25 +0000 Received: from tx30smr01.am.freescale.net (10.81.153.31) by 039-SN1MMR1-005.039d.mgd.msft.net (10.84.1.17) with Microsoft SMTP Server (TLS) id 14.3.158.2; Tue, 14 Jan 2014 06:35:25 +0000 Received: from ubuntu.ap.freescale.net (ubuntu-010192242118.ap.freescale.net [10.192.242.118]) by tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id s0E6ZHab009032; Mon, 13 Jan 2014 23:35:24 -0700 From: Anson Huang To: , , Subject: [PATCH V5 2/3] ARM: imx: add suspend in ocram support for i.mx6dl Date: Tue, 14 Jan 2014 14:35:14 +0800 Message-ID: <1389681315-10231-2-git-send-email-b20788@freescale.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1389681315-10231-1-git-send-email-b20788@freescale.com> References: <1389681315-10231-1-git-send-email-b20788@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140114_013649_807809_55FC4513 X-CRM114-Status: GOOD ( 11.03 ) X-Spam-Score: -4.2 (----) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-4.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at http://www.dnswl.org/, medium trust [207.46.163.25 listed in list.dnswl.org] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org i.MX6DL's suspend in ocram function is derived from i.MX6Q, it can lower the DDR IO power from ~26mA@1.5V to ~15mA@1.5V, measured on i.MX6DL SabreSD board, R25. Signed-off-by: Anson Huang --- arch/arm/mach-imx/pm-imx6q.c | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-imx/pm-imx6q.c b/arch/arm/mach-imx/pm-imx6q.c index fb18de7..daf177d 100644 --- a/arch/arm/mach-imx/pm-imx6q.c +++ b/arch/arm/mach-imx/pm-imx6q.c @@ -118,6 +118,26 @@ static const struct imx6_pm_socdata imx6q_pm_data __initconst = { }, }; +static const struct imx6_pm_socdata imx6dl_pm_data __initconst = { + .cpu_type = MXC_CPU_IMX6DL, + .mmdc_compat = "fsl,imx6q-mmdc", + .src_compat = "fsl,imx6q-src", + .iomuxc_compat = "fsl,imx6dl-iomuxc", + .gpc_compat = "fsl,imx6q-gpc", + .mmdc_io_num = 33, + .mmdc_io_offset = { + 0x470, 0x474, 0x478, 0x47c, /* DQM0 ~ DQM3 */ + 0x480, 0x484, 0x488, 0x48c, /* DQM4 ~ DQM7 */ + 0x464, 0x490, 0x4ac, 0x4b0, /* CAS, RAS, SDCLK_0, SDCLK_1 */ + 0x4bc, 0x4c0, 0x4c4, 0x4c8, /* DRAM_SDQS0 ~ DRAM_SDQS3 */ + 0x4cc, 0x4d0, 0x4d4, 0x4d8, /* DRAM_SDQS4 ~ DRAM_SDQS7 */ + 0x764, 0x770, 0x778, 0x77c, /* GPR_B0DS ~ GPR_B3DS */ + 0x780, 0x784, 0x78c, 0x748, /* GPR_B4DS ~ GPR_B7DS */ + 0x4b4, 0x4b8, 0x750, 0x760, /* SODT0, SODT1, MODE_CTL, MODE */ + 0x74c, /* GPR_ADDS */ + }, +}; + /* * This structure is for passing necessary data for low level ocram * suspend code(arch/arm/mach-imx/suspend-imx6.S), if this struct @@ -504,7 +524,7 @@ void __init imx6q_pm_init(void) void __init imx6dl_pm_init(void) { - imx6_pm_common_init(NULL); + imx6_pm_common_init(&imx6dl_pm_data); } void __init imx6sl_pm_init(void)