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,UNPARSEABLE_RELAY,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 9BE13C43217 for ; Tue, 5 Jan 2021 03:08:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6DDE922581 for ; Tue, 5 Jan 2021 03:08:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728565AbhAEDII (ORCPT ); Mon, 4 Jan 2021 22:08:08 -0500 Received: from mailgw01.mediatek.com ([210.61.82.183]:60805 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1728475AbhAEDIH (ORCPT ); Mon, 4 Jan 2021 22:08:07 -0500 X-UUID: 9342f36fcf2e44e0bff4b85541e3cdbc-20210105 X-UUID: 9342f36fcf2e44e0bff4b85541e3cdbc-20210105 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 873346089; Tue, 05 Jan 2021 11:06:47 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs05n1.mediatek.inc (172.21.101.15) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 5 Jan 2021 11:06:46 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 5 Jan 2021 11:06:45 +0800 From: Yongqiang Niu To: CK Hu , Philipp Zabel , Rob Herring , Matthias Brugger CC: David Airlie , Daniel Vetter , Mark Rutland , , , , , , , Yongqiang Niu Subject: [PATCH v4, 05/10] soc: mediatek: mmsys: add mt8183 function call for setting the routing registers Date: Tue, 5 Jan 2021 11:06:28 +0800 Message-ID: <1609815993-22744-6-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1609815993-22744-1-git-send-email-yongqiang.niu@mediatek.com> References: <1609815993-22744-1-git-send-email-yongqiang.niu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org add mt8183 function call for setting the routing registers Signed-off-by: Yongqiang Niu --- drivers/soc/mediatek/mmsys/Makefile | 1 + drivers/soc/mediatek/mmsys/mt8183-mmsys.c | 110 ++++++++++++++++++++++++++++++ drivers/soc/mediatek/mmsys/mtk-mmsys.c | 1 + include/linux/soc/mediatek/mtk-mmsys.h | 1 + 4 files changed, 113 insertions(+) create mode 100644 drivers/soc/mediatek/mmsys/mt8183-mmsys.c diff --git a/drivers/soc/mediatek/mmsys/Makefile b/drivers/soc/mediatek/mmsys/Makefile index ac03025..25eeb9e5 100644 --- a/drivers/soc/mediatek/mmsys/Makefile +++ b/drivers/soc/mediatek/mmsys/Makefile @@ -1,3 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_MTK_MMSYS) += mt2701-mmsys.o +obj-$(CONFIG_MTK_MMSYS) += mt8183-mmsys.o obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o diff --git a/drivers/soc/mediatek/mmsys/mt8183-mmsys.c b/drivers/soc/mediatek/mmsys/mt8183-mmsys.c new file mode 100644 index 0000000..8311f89 --- /dev/null +++ b/drivers/soc/mediatek/mmsys/mt8183-mmsys.c @@ -0,0 +1,110 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// Copyright (c) 2020 MediaTek Inc. + +#include +#include +#include +#include +#include + +#define DISP_OVL0_MOUT_EN 0xf00 +#define DISP_OVL0_2L_MOUT_EN 0xf04 +#define DISP_OVL1_2L_MOUT_EN 0xf08 +#define DISP_DITHER0_MOUT_EN 0xf0c +#define DISP_PATH0_SEL_IN 0xf24 +#define DISP_DSI0_SEL_IN 0xf2c +#define DISP_DPI0_SEL_IN 0xf30 +#define DISP_RDMA0_SOUT_SEL_IN 0xf50 +#define DISP_RDMA1_SOUT_SEL_IN 0xf54 + +#define OVL0_MOUT_EN_OVL0_2L BIT(4) +#define OVL0_2L_MOUT_EN_DISP_PATH0 BIT(0) +#define OVL1_2L_MOUT_EN_RDMA1 BIT(4) +#define DITHER0_MOUT_IN_DSI0 BIT(0) +#define DISP_PATH0_SEL_IN_OVL0_2L 0x1 +#define DSI0_SEL_IN_RDMA0 0x1 +#define DSI0_SEL_IN_RDMA1 0x3 +#define DPI0_SEL_IN_RDMA0 0x1 +#define DPI0_SEL_IN_RDMA1 0x2 +#define RDMA0_SOUT_COLOR0 0x1 +#define RDMA1_SOUT_DSI0 0x1 + +static void mtk_mmsys_ddp_mout_en(void __iomem *config_regs, + enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next, + bool enable) +{ + unsigned int addr, value, reg; + + if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_OVL_2L0) { + addr = DISP_OVL0_MOUT_EN; + value = OVL0_MOUT_EN_OVL0_2L; + } else if (cur == DDP_COMPONENT_OVL_2L0 && next == DDP_COMPONENT_RDMA0) { + addr = DISP_OVL0_2L_MOUT_EN; + value = OVL0_2L_MOUT_EN_DISP_PATH0; + } else if (cur == DDP_COMPONENT_OVL_2L1 && next == DDP_COMPONENT_RDMA1) { + addr = DISP_OVL1_2L_MOUT_EN; + value = OVL1_2L_MOUT_EN_RDMA1; + } else if (cur == DDP_COMPONENT_DITHER && next == DDP_COMPONENT_DSI0) { + addr = DISP_DITHER0_MOUT_EN; + value = DITHER0_MOUT_IN_DSI0; + } else { + value = 0; + } + + if (value) { + reg = readl_relaxed(config_regs + addr); + + if (enable) + reg |= value; + else + reg &= ~value; + + writel_relaxed(reg, config_regs + addr); + } +} + +static void mtk_mmsys_ddp_sel_in(void __iomem *config_regs, + enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next, + bool enable) +{ + unsigned int addr, value, reg; + + if (cur == DDP_COMPONENT_OVL_2L0 && next == DDP_COMPONENT_RDMA0) { + addr = DISP_PATH0_SEL_IN; + value = DISP_PATH0_SEL_IN_OVL0_2L; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) { + addr = DISP_DPI0_SEL_IN; + value = DPI0_SEL_IN_RDMA1; + } else { + value = 0; + } + + if (value) { + reg = readl_relaxed(config_regs + addr); + + if (enable) + reg |= value; + else + reg &= ~value; + + writel_relaxed(reg, config_regs + addr); + } +} + +static void mtk_mmsys_ddp_sout_sel(void __iomem *config_regs, + enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next) +{ + if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_COLOR0) { + writel_relaxed(RDMA0_SOUT_COLOR0, config_regs + DISP_RDMA0_SOUT_SEL_IN); + } +} + +struct mtk_mmsys_conn_funcs mt8183_mmsys_funcs = { + .mout_en = mtk_mmsys_ddp_mout_en, + .sel_in = mtk_mmsys_ddp_sel_in, + .sout_sel = mtk_mmsys_ddp_sout_sel, +}; diff --git a/drivers/soc/mediatek/mmsys/mtk-mmsys.c b/drivers/soc/mediatek/mmsys/mtk-mmsys.c index 4ca72f8..075d356 100644 --- a/drivers/soc/mediatek/mmsys/mtk-mmsys.c +++ b/drivers/soc/mediatek/mmsys/mtk-mmsys.c @@ -47,6 +47,7 @@ struct mtk_mmsys { static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = { .clk_driver = "clk-mt8183-mm", + .funcs = &mt8183_mmsys_funcs, }; void mtk_mmsys_ddp_connect(struct device *dev, diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h index 89000a9..7e2c0fe 100644 --- a/include/linux/soc/mediatek/mtk-mmsys.h +++ b/include/linux/soc/mediatek/mtk-mmsys.h @@ -57,6 +57,7 @@ struct mtk_mmsys_conn_funcs { }; extern struct mtk_mmsys_conn_funcs mt2701_mmsys_funcs; +extern struct mtk_mmsys_conn_funcs mt8183_mmsys_funcs; void mtk_mmsys_ddp_connect(struct device *dev, enum mtk_ddp_comp_id cur, -- 1.8.1.1.dirty