From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4A30AC4321A for ; Fri, 28 Jun 2019 12:24:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 102112083B for ; Fri, 28 Jun 2019 12:24:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1561724655; bh=h7l+k/bcQEAMC3at0ERwHPd7g3z3MOmRUpHoIL/NX2I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Dx2+svCAr/dHwpBMuAz+X6pCHTDFu5WQZb6C2TupegD21H2IZgqu9h4ZYSXhhzAlF O3fC+4BD1N4rgbl3EHamVJXx2T5vWzc7vy5DbUxJgHw5jGBLovJzFj9oXa1oZyeLxy dABQL1S8PAqcEAZedr0Sd+YCg6LmGdq4U5GWxBxs= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726967AbfF1MYI (ORCPT ); Fri, 28 Jun 2019 08:24:08 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:58696 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726697AbfF1MUo (ORCPT ); Fri, 28 Jun 2019 08:20:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Sender:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=wrhHYkVqalJudClQ5Slfu9mOYqnzTc7imFqa6mcZE60=; b=H4zOhDNpvicaOy52SIH6GeSY5i LlGyryBrVOuqfJz6SMidf2NO77gUGhmiLx/DN9JnOo2Ov9PQPRjmmcRRuVeT6mtYoFGjXD8g30CO0 Sd8Omn4CeRrzHYkBVzQNEKxHR7J588gkp/cqG2YbLidj+TdY3eoG0liarJeHWrrJoWxU9TeoLslVR ZvWBAeTHiEFuE1Uwi5Rf0VbMQL+mNZ3f1MRwJEL6SSPaBl9SdrBUM4Vxh320MEk/+t2QVmBzcMUVS Aqgk+z4iu+iMz8bZwQ5GnLf41sPaVtSFMgndpxNYT46QBtBz+eicx1Ivqdgq1nh/1arZqw81ePDQH SNd2Au2Q==; Received: from [186.213.242.156] (helo=bombadil.infradead.org) by bombadil.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1hgprv-0000A4-Cp; Fri, 28 Jun 2019 12:20:43 +0000 Received: from mchehab by bombadil.infradead.org with local (Exim 4.92) (envelope-from ) id 1hgprt-000589-GH; Fri, 28 Jun 2019 09:20:41 -0300 From: Mauro Carvalho Chehab To: Linux Doc Mailing List Cc: Mauro Carvalho Chehab , Mauro Carvalho Chehab , linux-kernel@vger.kernel.org, Jonathan Corbet Subject: [PATCH 17/43] docs: bus-devices: ti-gpmc.rst: convert it to ReST Date: Fri, 28 Jun 2019 09:20:13 -0300 Message-Id: X-Mailer: git-send-email 2.21.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In order to be able to add this file to a book, it needs first to be converted to ReST and renamed. While this is not part of any book, mark it as :orphan:, in order to avoid build warnings. Signed-off-by: Mauro Carvalho Chehab --- .../bus-devices/{ti-gpmc.txt => ti-gpmc.rst} | 159 ++++++++++++------ 1 file changed, 108 insertions(+), 51 deletions(-) rename Documentation/bus-devices/{ti-gpmc.txt => ti-gpmc.rst} (58%) diff --git a/Documentation/bus-devices/ti-gpmc.txt b/Documentation/bus-devices/ti-gpmc.rst similarity index 58% rename from Documentation/bus-devices/ti-gpmc.txt rename to Documentation/bus-devices/ti-gpmc.rst index cc9ce57e0a26..87c366e418be 100644 --- a/Documentation/bus-devices/ti-gpmc.txt +++ b/Documentation/bus-devices/ti-gpmc.rst @@ -1,8 +1,12 @@ -GPMC (General Purpose Memory Controller): -========================================= +:orphan: + +======================================== +GPMC (General Purpose Memory Controller) +======================================== GPMC is an unified memory controller dedicated to interfacing external memory devices like + * Asynchronous SRAM like memories and application specific integrated circuit devices. * Asynchronous, synchronous, and page mode burst NOR flash devices @@ -48,75 +52,128 @@ most of the datasheets & hardware (to be exact none of those supported in mainline having custom timing routine) and by simulation. gpmc timing dependency on peripheral timings: + [: , ...] 1. common -cs_on: t_ceasu -adv_on: t_avdasu, t_ceavd + +cs_on: + t_ceasu +adv_on: + t_avdasu, t_ceavd 2. sync common -sync_clk: clk -page_burst_access: t_bacc -clk_activation: t_ces, t_avds + +sync_clk: + clk +page_burst_access: + t_bacc +clk_activation: + t_ces, t_avds 3. read async muxed -adv_rd_off: t_avdp_r -oe_on: t_oeasu, t_aavdh -access: t_iaa, t_oe, t_ce, t_aa -rd_cycle: t_rd_cycle, t_cez_r, t_oez + +adv_rd_off: + t_avdp_r +oe_on: + t_oeasu, t_aavdh +access: + t_iaa, t_oe, t_ce, t_aa +rd_cycle: + t_rd_cycle, t_cez_r, t_oez 4. read async non-muxed -adv_rd_off: t_avdp_r -oe_on: t_oeasu -access: t_iaa, t_oe, t_ce, t_aa -rd_cycle: t_rd_cycle, t_cez_r, t_oez + +adv_rd_off: + t_avdp_r +oe_on: + t_oeasu +access: + t_iaa, t_oe, t_ce, t_aa +rd_cycle: + t_rd_cycle, t_cez_r, t_oez 5. read sync muxed -adv_rd_off: t_avdp_r, t_avdh -oe_on: t_oeasu, t_ach, cyc_aavdh_oe -access: t_iaa, cyc_iaa, cyc_oe -rd_cycle: t_cez_r, t_oez, t_ce_rdyz + +adv_rd_off: + t_avdp_r, t_avdh +oe_on: + t_oeasu, t_ach, cyc_aavdh_oe +access: + t_iaa, cyc_iaa, cyc_oe +rd_cycle: + t_cez_r, t_oez, t_ce_rdyz 6. read sync non-muxed -adv_rd_off: t_avdp_r -oe_on: t_oeasu -access: t_iaa, cyc_iaa, cyc_oe -rd_cycle: t_cez_r, t_oez, t_ce_rdyz + +adv_rd_off: + t_avdp_r +oe_on: + t_oeasu +access: + t_iaa, cyc_iaa, cyc_oe +rd_cycle: + t_cez_r, t_oez, t_ce_rdyz 7. write async muxed -adv_wr_off: t_avdp_w -we_on, wr_data_mux_bus: t_weasu, t_aavdh, cyc_aavhd_we -we_off: t_wpl -cs_wr_off: t_wph -wr_cycle: t_cez_w, t_wr_cycle + +adv_wr_off: + t_avdp_w +we_on, wr_data_mux_bus: + t_weasu, t_aavdh, cyc_aavhd_we +we_off: + t_wpl +cs_wr_off: + t_wph +wr_cycle: + t_cez_w, t_wr_cycle 8. write async non-muxed -adv_wr_off: t_avdp_w -we_on, wr_data_mux_bus: t_weasu -we_off: t_wpl -cs_wr_off: t_wph -wr_cycle: t_cez_w, t_wr_cycle + +adv_wr_off: + t_avdp_w +we_on, wr_data_mux_bus: + t_weasu +we_off: + t_wpl +cs_wr_off: + t_wph +wr_cycle: + t_cez_w, t_wr_cycle 9. write sync muxed -adv_wr_off: t_avdp_w, t_avdh -we_on, wr_data_mux_bus: t_weasu, t_rdyo, t_aavdh, cyc_aavhd_we -we_off: t_wpl, cyc_wpl -cs_wr_off: t_wph -wr_cycle: t_cez_w, t_ce_rdyz + +adv_wr_off: + t_avdp_w, t_avdh +we_on, wr_data_mux_bus: + t_weasu, t_rdyo, t_aavdh, cyc_aavhd_we +we_off: + t_wpl, cyc_wpl +cs_wr_off: + t_wph +wr_cycle: + t_cez_w, t_ce_rdyz 10. write sync non-muxed -adv_wr_off: t_avdp_w -we_on, wr_data_mux_bus: t_weasu, t_rdyo -we_off: t_wpl, cyc_wpl -cs_wr_off: t_wph -wr_cycle: t_cez_w, t_ce_rdyz +adv_wr_off: + t_avdp_w +we_on, wr_data_mux_bus: + t_weasu, t_rdyo +we_off: + t_wpl, cyc_wpl +cs_wr_off: + t_wph +wr_cycle: + t_cez_w, t_ce_rdyz -Note: Many of gpmc timings are dependent on other gpmc timings (a few -gpmc timings purely dependent on other gpmc timings, a reason that -some of the gpmc timings are missing above), and it will result in -indirect dependency of peripheral timings to gpmc timings other than -mentioned above, refer timing routine for more details. To know what -these peripheral timings correspond to, please see explanations in -struct gpmc_device_timings definition. And for gpmc timings refer -IP details (link above). + +Note: + Many of gpmc timings are dependent on other gpmc timings (a few + gpmc timings purely dependent on other gpmc timings, a reason that + some of the gpmc timings are missing above), and it will result in + indirect dependency of peripheral timings to gpmc timings other than + mentioned above, refer timing routine for more details. To know what + these peripheral timings correspond to, please see explanations in + struct gpmc_device_timings definition. And for gpmc timings refer + IP details (link above). -- 2.21.0