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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,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 C29FDC5B579 for ; Sat, 29 Jun 2019 02:10:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A6383208E3 for ; Sat, 29 Jun 2019 02:10:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727117AbfF2CKv (ORCPT ); Fri, 28 Jun 2019 22:10:51 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:43967 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726770AbfF2CKu (ORCPT ); Fri, 28 Jun 2019 22:10:50 -0400 X-UUID: 83a935a73ae5450ca0420418350fce25-20190629 X-UUID: 83a935a73ae5450ca0420418350fce25-20190629 Received: from mtkexhb02.mediatek.inc [(172.21.101.103)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1516495271; Sat, 29 Jun 2019 10:10:45 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n1.mediatek.inc (172.21.101.68) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Sat, 29 Jun 2019 10:10:44 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Sat, 29 Jun 2019 10:10:42 +0800 From: Yong Wu To: Joerg Roedel , Matthias Brugger , Robin Murphy , Rob Herring CC: Evan Green , Tomasz Figa , Will Deacon , , , , , , , , , , Nicolas Boichat , , Matthias Kaehlcke Subject: [PATCH v8 04/21] memory: mtk-smi: Use a struct for the platform data for smi-common Date: Sat, 29 Jun 2019 10:09:10 +0800 Message-ID: <1561774167-24141-5-git-send-email-yong.wu@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1561774167-24141-1-git-send-email-yong.wu@mediatek.com> References: <1561774167-24141-1-git-send-email-yong.wu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use a struct as the platform special data instead of the enumeration. Also there is a minor change that moving the position of "enum mtk_smi_gen" definition, this is because we expect define "struct mtk_smi_common_plat" before it is referred. This is a preparing patch for mt8183. Signed-off-by: Yong Wu Reviewed-by: Matthias Brugger Reviewed-by: Evan Green --- drivers/memory/mtk-smi.c | 35 ++++++++++++++++++++++++----------- 1 file changed, 24 insertions(+), 11 deletions(-) diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index 9fd6b3d..8a2f968 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -49,6 +49,15 @@ #define SMI_LARB_NONSEC_CON(id) (0x380 + ((id) * 4)) #define F_MMU_EN BIT(0) +enum mtk_smi_gen { + MTK_SMI_GEN1, + MTK_SMI_GEN2 +}; + +struct mtk_smi_common_plat { + enum mtk_smi_gen gen; +}; + struct mtk_smi_larb_gen { bool need_larbid; int port_in_larb[MTK_LARB_NR_MAX + 1]; @@ -61,6 +70,8 @@ struct mtk_smi { struct clk *clk_apb, *clk_smi; struct clk *clk_async; /*only needed by mt2701*/ void __iomem *smi_ao_base; + + const struct mtk_smi_common_plat *plat; }; struct mtk_smi_larb { /* larb: local arbiter */ @@ -72,11 +83,6 @@ struct mtk_smi_larb { /* larb: local arbiter */ u32 *mmu; }; -enum mtk_smi_gen { - MTK_SMI_GEN1, - MTK_SMI_GEN2 -}; - static int mtk_smi_enable(const struct mtk_smi *smi) { int ret; @@ -351,18 +357,26 @@ static int mtk_smi_larb_remove(struct platform_device *pdev) } }; +static const struct mtk_smi_common_plat mtk_smi_common_gen1 = { + .gen = MTK_SMI_GEN1, +}; + +static const struct mtk_smi_common_plat mtk_smi_common_gen2 = { + .gen = MTK_SMI_GEN2, +}; + static const struct of_device_id mtk_smi_common_of_ids[] = { { .compatible = "mediatek,mt8173-smi-common", - .data = (void *)MTK_SMI_GEN2 + .data = &mtk_smi_common_gen2, }, { .compatible = "mediatek,mt2701-smi-common", - .data = (void *)MTK_SMI_GEN1 + .data = &mtk_smi_common_gen1, }, { .compatible = "mediatek,mt2712-smi-common", - .data = (void *)MTK_SMI_GEN2 + .data = &mtk_smi_common_gen2, }, {} }; @@ -372,13 +386,13 @@ static int mtk_smi_common_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct mtk_smi *common; struct resource *res; - enum mtk_smi_gen smi_gen; int ret; common = devm_kzalloc(dev, sizeof(*common), GFP_KERNEL); if (!common) return -ENOMEM; common->dev = dev; + common->plat = of_device_get_match_data(dev); common->clk_apb = devm_clk_get(dev, "apb"); if (IS_ERR(common->clk_apb)) @@ -394,8 +408,7 @@ static int mtk_smi_common_probe(struct platform_device *pdev) * clock into emi clock domain, but for mtk smi gen2, there's no smi ao * base. */ - smi_gen = (enum mtk_smi_gen)of_device_get_match_data(dev); - if (smi_gen == MTK_SMI_GEN1) { + if (common->plat->gen == MTK_SMI_GEN1) { res = platform_get_resource(pdev, IORESOURCE_MEM, 0); common->smi_ao_base = devm_ioremap_resource(dev, res); if (IS_ERR(common->smi_ao_base)) -- 1.9.1