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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 E5190C43219 for ; Wed, 22 Sep 2021 10:32:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CA4E16124C for ; Wed, 22 Sep 2021 10:32:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235096AbhIVKeS (ORCPT ); Wed, 22 Sep 2021 06:34:18 -0400 Received: from twspam01.aspeedtech.com ([211.20.114.71]:49536 "EHLO twspam01.aspeedtech.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235123AbhIVKeO (ORCPT ); Wed, 22 Sep 2021 06:34:14 -0400 Received: from mail.aspeedtech.com ([192.168.0.24]) by twspam01.aspeedtech.com with ESMTP id 18MAB9Ko012569; Wed, 22 Sep 2021 18:11:09 +0800 (GMT-8) (envelope-from chin-ting_kuo@aspeedtech.com) Received: from localhost.localdomain (192.168.10.9) by TWMBX02.aspeed.com (192.168.0.24) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 22 Sep 2021 18:31:27 +0800 From: Chin-Ting Kuo To: , , , , , , , , , , , , CC: , Subject: [PATCH 07/10] arm: dts: aspeed: Adjust clock phase parameter Date: Wed, 22 Sep 2021 18:31:13 +0800 Message-ID: <20210922103116.30652-8-chin-ting_kuo@aspeedtech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210922103116.30652-1-chin-ting_kuo@aspeedtech.com> References: <20210922103116.30652-1-chin-ting_kuo@aspeedtech.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [192.168.10.9] X-ClientProxiedBy: TWMBX02.aspeed.com (192.168.0.24) To TWMBX02.aspeed.com (192.168.0.24) X-DNSRBL: X-MAIL: twspam01.aspeedtech.com 18MAB9Ko012569 Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org Change clock phase degree for AST2600 EVB. These parameter has been verified with 100MHz clock frequency for eMMC and SD controllers. Signed-off-by: Chin-Ting Kuo --- arch/arm/boot/dts/aspeed-ast2600-evb-a1.dts | 8 ++++++++ arch/arm/boot/dts/aspeed-ast2600-evb.dts | 9 ++++++--- 2 files changed, 14 insertions(+), 3 deletions(-) diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb-a1.dts b/arch/arm/boot/dts/aspeed-ast2600-evb-a1.dts index dd7148060c4a..2d83617dc436 100644 --- a/arch/arm/boot/dts/aspeed-ast2600-evb-a1.dts +++ b/arch/arm/boot/dts/aspeed-ast2600-evb-a1.dts @@ -13,3 +13,11 @@ }; /delete-node/ &sdc; + +&emmc_controller { + max-tap-delay = <706>; +}; + +&emmc { + clk-phase-mmc-hs200 = <0 13>, <1 103>; +}; diff --git a/arch/arm/boot/dts/aspeed-ast2600-evb.dts b/arch/arm/boot/dts/aspeed-ast2600-evb.dts index 4551dba499c2..f728b9d9b4cf 100644 --- a/arch/arm/boot/dts/aspeed-ast2600-evb.dts +++ b/arch/arm/boot/dts/aspeed-ast2600-evb.dts @@ -143,13 +143,15 @@ &emmc_controller { status = "okay"; + /* Measured value with *handwave* environmentals and static loading */ + max-tap-delay = <736>; }; &emmc { non-removable; bus-width = <4>; max-frequency = <100000000>; - clk-phase-mmc-hs200 = <9>, <225>; + clk-phase-mmc-hs200 = <0 27>, <1 95>; }; &rtc { @@ -260,6 +262,7 @@ &sdc { status = "okay"; + max-tap-delay = <9000>; }; /* @@ -287,7 +290,7 @@ sdhci,wp-inverted; vmmc-supply = <&vcc_sdhci0>; vqmmc-supply = <&vccq_sdhci0>; - clk-phase-sd-hs = <7>, <200>; + clk-phase-uhs-sdr50 = <0 130>, <0 238>; }; &sdhci1 { @@ -300,5 +303,5 @@ sdhci,wp-inverted; vmmc-supply = <&vcc_sdhci1>; vqmmc-supply = <&vccq_sdhci1>; - clk-phase-sd-hs = <7>, <200>; + clk-phase-uhs-sdr50 = <0 130>, <0 130>; }; -- 2.17.1