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Mon, 10 May 2021 03:35:05 +0000 From: "Peng Fan (OSS)" To: robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de Cc: kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, p.zabel@pengutronix.de, l.stach@pengutronix.de, krzk@kernel.org, agx@sigxcpu.org, marex@denx.de, andrew.smirnov@gmail.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, ping.bai@nxp.com, frieder.schrempf@kontron.de, aford173@gmail.com, abel.vesa@nxp.com, Peng Fan Subject: [PATCH V4 4/4] soc: imx: Add blk-ctl driver for i.MX8MM Date: Mon, 10 May 2021 12:07:04 +0800 Message-Id: <20210510040704.14997-5-peng.fan@oss.nxp.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210510040704.14997-1-peng.fan@oss.nxp.com> References: <20210510040704.14997-1-peng.fan@oss.nxp.com> Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: SG2PR03CA0159.apcprd03.prod.outlook.com (2603:1096:4:c9::14) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from linux-1xn6.ap.freescale.net (119.31.174.71) by SG2PR03CA0159.apcprd03.prod.outlook.com (2603:1096:4:c9::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4129.12 via Frontend Transport; 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Reviewed-by: Abel Vesa Signed-off-by: Peng Fan --- drivers/soc/imx/Makefile | 2 +- drivers/soc/imx/blk-ctl-imx8mm.c | 138 +++++++++++++++++++++++++++++++ 2 files changed, 139 insertions(+), 1 deletion(-) create mode 100644 drivers/soc/imx/blk-ctl-imx8mm.c diff --git a/drivers/soc/imx/Makefile b/drivers/soc/imx/Makefile index d3d2b49a386c..c260b962f495 100644 --- a/drivers/soc/imx/Makefile +++ b/drivers/soc/imx/Makefile @@ -4,4 +4,4 @@ obj-$(CONFIG_ARCH_MXC) += soc-imx.o endif obj-$(CONFIG_HAVE_IMX_GPC) += gpc.o obj-$(CONFIG_IMX_GPCV2_PM_DOMAINS) += gpcv2.o -obj-$(CONFIG_SOC_IMX8M) += soc-imx8m.o blk-ctl.o +obj-$(CONFIG_SOC_IMX8M) += soc-imx8m.o blk-ctl.o blk-ctl-imx8mm.o diff --git a/drivers/soc/imx/blk-ctl-imx8mm.c b/drivers/soc/imx/blk-ctl-imx8mm.c new file mode 100644 index 000000000000..5ca8d6c52917 --- /dev/null +++ b/drivers/soc/imx/blk-ctl-imx8mm.c @@ -0,0 +1,138 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright 2021 NXP + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "blk-ctl.h" + +#define MEDIA_BLK_BUS_RSTN_BLK_SYNC_SFT_EN BIT(6) +#define MEDIA_BLK_MIPI_DSI_I_PRESETN_SFT_EN BIT(5) +#define MEDIA_BLK_MIPI_CSI_I_PRESETN_SFT_EN BIT(4) +#define MEDIA_BLK_CAMERA_PIXEL_RESET_N_SFT_EN BIT(3) +#define MEDIA_BLK_CSI_BRIDGE_SFT_EN GENMASK(2, 0) + +#define MEDIA_BLK_BUS_PD_MASK BIT(12) +#define MEDIA_BLK_MIPI_CSI_PD_MASK GENMASK(11, 10) +#define MEDIA_BLK_MIPI_DSI_PD_MASK GENMASK(9, 8) +#define MEDIA_BLK_LCDIF_PD_MASK GENMASK(7, 6) +#define MEDIA_BLK_CSI_BRIDGE_PD_MASK GENMASK(5, 0) + +static struct imx_blk_ctl_hw imx8mm_dispmix_blk_ctl_pds[] = { + IMX_BLK_CTL_PD("CSI_BRIDGE", "dispmix", IMX8MM_BLK_CTL_PD_DISPMIX_CSI_BRIDGE, 0x4, + MEDIA_BLK_CSI_BRIDGE_PD_MASK, 0, MEDIA_BLK_CSI_BRIDGE_SFT_EN, + IMX_BLK_CTL_PD_RESET), + IMX_BLK_CTL_PD("LCDIF", "dispmix", IMX8MM_BLK_CTL_PD_DISPMIX_LCDIF, 0x4, + MEDIA_BLK_LCDIF_PD_MASK, -1, -1, 0), + IMX_BLK_CTL_PD("MIPI_DSI", "mipi", IMX8MM_BLK_CTL_PD_DISPMIX_MIPI_DSI, 0x4, + MEDIA_BLK_MIPI_DSI_PD_MASK, 0, MEDIA_BLK_MIPI_DSI_I_PRESETN_SFT_EN, + IMX_BLK_CTL_PD_RESET), + IMX_BLK_CTL_PD("MIPI_CSI", "mipi", IMX8MM_BLK_CTL_PD_DISPMIX_MIPI_CSI, 0x4, + MEDIA_BLK_MIPI_CSI_PD_MASK, 0, + MEDIA_BLK_MIPI_CSI_I_PRESETN_SFT_EN | MEDIA_BLK_CAMERA_PIXEL_RESET_N_SFT_EN, + IMX_BLK_CTL_PD_RESET) +}; + +static struct imx_blk_ctl_hw imx8mm_vpumix_blk_ctl_pds[] = { + IMX_BLK_CTL_PD("VPU_BLK_CTL_G2", "vpu-g2", IMX8MM_BLK_CTL_PD_VPU_G2, 0x4, + BIT(0), 0, BIT(0), IMX_BLK_CTL_PD_RESET), + IMX_BLK_CTL_PD("VPU_BLK_CTL_G1", "vpu-g1", IMX8MM_BLK_CTL_PD_VPU_G1, 0x4, + BIT(1), 0, BIT(1), IMX_BLK_CTL_PD_RESET), + IMX_BLK_CTL_PD("VPU_BLK_CTL_H1", "vpu-h1", IMX8MM_BLK_CTL_PD_VPU_H1, 0x4, + BIT(2), 0, BIT(2), IMX_BLK_CTL_PD_HANDSHAKE | IMX_BLK_CTL_PD_RESET), +}; + +static const struct regmap_config imx8mm_blk_ctl_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = 0x30, + .fast_io = true, +}; + +static const struct imx_blk_ctl_dev_data imx8mm_vpumix_blk_ctl_dev_data = { + .pds = imx8mm_vpumix_blk_ctl_pds, + .pds_num = ARRAY_SIZE(imx8mm_vpumix_blk_ctl_pds), + .hw_hsk = IMX_BLK_CTL_PD(NULL, NULL, IMX8MM_BLK_CTL_PD_VPU_H1, 0x4, BIT(2), 0, BIT(2), + IMX_BLK_CTL_PD_HANDSHAKE), + .config = imx8mm_blk_ctl_regmap_config, + .active_pd_names = (char*[]){"vpumix", "g1", "g2", "h1"}, + .num_active_pd = 4, +}; + +static const struct imx_blk_ctl_dev_data imx8mm_dispmix_blk_ctl_dev_data = { + .pds = imx8mm_dispmix_blk_ctl_pds, + .pds_num = ARRAY_SIZE(imx8mm_dispmix_blk_ctl_pds), + .hw_hsk = IMX_BLK_CTL_PD(NULL, NULL, -1, 0x4, MEDIA_BLK_BUS_PD_MASK, 0, + MEDIA_BLK_BUS_RSTN_BLK_SYNC_SFT_EN, + IMX_BLK_CTL_PD_HANDSHAKE | IMX_BLK_CTL_PD_RESET), + .config = imx8mm_blk_ctl_regmap_config, + .active_pd_names = (char*[]){"dispmix", "mipi"}, + .num_active_pd = 2, +}; + +static int imx8mm_blk_ctl_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + const struct imx_blk_ctl_dev_data *dev_data = of_device_get_match_data(dev); + struct regmap *regmap; + struct imx_blk_ctl *ctl; + void __iomem *base; + + ctl = devm_kzalloc(dev, sizeof(*ctl), GFP_KERNEL); + if (!ctl) + return -ENOMEM; + + base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(base)) + return PTR_ERR(base); + + regmap = devm_regmap_init_mmio(dev, base, &dev_data->config); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + ctl->regmap = regmap; + ctl->dev = dev; + ctl->power_count = 0; + mutex_init(&ctl->lock); + + ctl->num_clks = devm_clk_bulk_get_all(dev, &ctl->clks); + if (ctl->num_clks < 0) + return ctl->num_clks; + + dev_set_drvdata(dev, ctl); + ctl->dev_data = dev_data; + + return imx_blk_ctl_register(dev); +} + +static const struct of_device_id imx_blk_ctl_of_match[] = { + { .compatible = "fsl,imx8mm-vpumix-blk-ctl", .data = &imx8mm_vpumix_blk_ctl_dev_data }, + { .compatible = "fsl,imx8mm-dispmix-blk-ctl", .data = &imx8mm_dispmix_blk_ctl_dev_data }, + { /* Sentinel */ } +}; +MODULE_DEVICE_TABLE(of, imx_blk_ctl_of_match); + +static struct platform_driver imx_blk_ctl_driver = { + .probe = imx8mm_blk_ctl_probe, + .driver = { + .name = "imx8mm-blk-ctl", + .of_match_table = of_match_ptr(imx_blk_ctl_of_match), + .pm = &imx_blk_ctl_pm_ops, + }, +}; +module_platform_driver(imx_blk_ctl_driver); -- 2.30.0 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=-17.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,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 923B3C433B4 for ; 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dkim=none (message not signed) header.d=none;kernel.org; dmarc=none action=none header.from=oss.nxp.com; Received: from DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) by DBBPR04MB7930.eurprd04.prod.outlook.com (2603:10a6:10:1ea::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4108.25; Mon, 10 May 2021 03:35:05 +0000 Received: from DB6PR0402MB2760.eurprd04.prod.outlook.com ([fe80::45b9:c993:87ec:9a64]) by DB6PR0402MB2760.eurprd04.prod.outlook.com ([fe80::45b9:c993:87ec:9a64%8]) with mapi id 15.20.4108.031; Mon, 10 May 2021 03:35:05 +0000 From: "Peng Fan (OSS)" To: robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de Cc: kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, p.zabel@pengutronix.de, l.stach@pengutronix.de, krzk@kernel.org, agx@sigxcpu.org, marex@denx.de, andrew.smirnov@gmail.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, ping.bai@nxp.com, frieder.schrempf@kontron.de, aford173@gmail.com, abel.vesa@nxp.com, Peng Fan Subject: [PATCH V4 4/4] soc: imx: Add blk-ctl driver for i.MX8MM Date: Mon, 10 May 2021 12:07:04 +0800 Message-Id: <20210510040704.14997-5-peng.fan@oss.nxp.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210510040704.14997-1-peng.fan@oss.nxp.com> References: <20210510040704.14997-1-peng.fan@oss.nxp.com> X-Originating-IP: [119.31.174.71] X-ClientProxiedBy: SG2PR03CA0159.apcprd03.prod.outlook.com (2603:1096:4:c9::14) To DB6PR0402MB2760.eurprd04.prod.outlook.com (2603:10a6:4:a1::14) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from linux-1xn6.ap.freescale.net (119.31.174.71) by SG2PR03CA0159.apcprd03.prod.outlook.com (2603:1096:4:c9::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4129.12 via Frontend Transport; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Peng Fan The i.MX8MM SoC has dispmix BLK-CTL and vpumix BLK-CTL, so we add that support in this driver. Reviewed-by: Abel Vesa Signed-off-by: Peng Fan --- drivers/soc/imx/Makefile | 2 +- drivers/soc/imx/blk-ctl-imx8mm.c | 138 +++++++++++++++++++++++++++++++ 2 files changed, 139 insertions(+), 1 deletion(-) create mode 100644 drivers/soc/imx/blk-ctl-imx8mm.c diff --git a/drivers/soc/imx/Makefile b/drivers/soc/imx/Makefile index d3d2b49a386c..c260b962f495 100644 --- a/drivers/soc/imx/Makefile +++ b/drivers/soc/imx/Makefile @@ -4,4 +4,4 @@ obj-$(CONFIG_ARCH_MXC) += soc-imx.o endif obj-$(CONFIG_HAVE_IMX_GPC) += gpc.o obj-$(CONFIG_IMX_GPCV2_PM_DOMAINS) += gpcv2.o -obj-$(CONFIG_SOC_IMX8M) += soc-imx8m.o blk-ctl.o +obj-$(CONFIG_SOC_IMX8M) += soc-imx8m.o blk-ctl.o blk-ctl-imx8mm.o diff --git a/drivers/soc/imx/blk-ctl-imx8mm.c b/drivers/soc/imx/blk-ctl-imx8mm.c new file mode 100644 index 000000000000..5ca8d6c52917 --- /dev/null +++ b/drivers/soc/imx/blk-ctl-imx8mm.c @@ -0,0 +1,138 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright 2021 NXP + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "blk-ctl.h" + +#define MEDIA_BLK_BUS_RSTN_BLK_SYNC_SFT_EN BIT(6) +#define MEDIA_BLK_MIPI_DSI_I_PRESETN_SFT_EN BIT(5) +#define MEDIA_BLK_MIPI_CSI_I_PRESETN_SFT_EN BIT(4) +#define MEDIA_BLK_CAMERA_PIXEL_RESET_N_SFT_EN BIT(3) +#define MEDIA_BLK_CSI_BRIDGE_SFT_EN GENMASK(2, 0) + +#define MEDIA_BLK_BUS_PD_MASK BIT(12) +#define MEDIA_BLK_MIPI_CSI_PD_MASK GENMASK(11, 10) +#define MEDIA_BLK_MIPI_DSI_PD_MASK GENMASK(9, 8) +#define MEDIA_BLK_LCDIF_PD_MASK GENMASK(7, 6) +#define MEDIA_BLK_CSI_BRIDGE_PD_MASK GENMASK(5, 0) + +static struct imx_blk_ctl_hw imx8mm_dispmix_blk_ctl_pds[] = { + IMX_BLK_CTL_PD("CSI_BRIDGE", "dispmix", IMX8MM_BLK_CTL_PD_DISPMIX_CSI_BRIDGE, 0x4, + MEDIA_BLK_CSI_BRIDGE_PD_MASK, 0, MEDIA_BLK_CSI_BRIDGE_SFT_EN, + IMX_BLK_CTL_PD_RESET), + IMX_BLK_CTL_PD("LCDIF", "dispmix", IMX8MM_BLK_CTL_PD_DISPMIX_LCDIF, 0x4, + MEDIA_BLK_LCDIF_PD_MASK, -1, -1, 0), + IMX_BLK_CTL_PD("MIPI_DSI", "mipi", IMX8MM_BLK_CTL_PD_DISPMIX_MIPI_DSI, 0x4, + MEDIA_BLK_MIPI_DSI_PD_MASK, 0, MEDIA_BLK_MIPI_DSI_I_PRESETN_SFT_EN, + IMX_BLK_CTL_PD_RESET), + IMX_BLK_CTL_PD("MIPI_CSI", "mipi", IMX8MM_BLK_CTL_PD_DISPMIX_MIPI_CSI, 0x4, + MEDIA_BLK_MIPI_CSI_PD_MASK, 0, + MEDIA_BLK_MIPI_CSI_I_PRESETN_SFT_EN | MEDIA_BLK_CAMERA_PIXEL_RESET_N_SFT_EN, + IMX_BLK_CTL_PD_RESET) +}; + +static struct imx_blk_ctl_hw imx8mm_vpumix_blk_ctl_pds[] = { + IMX_BLK_CTL_PD("VPU_BLK_CTL_G2", "vpu-g2", IMX8MM_BLK_CTL_PD_VPU_G2, 0x4, + BIT(0), 0, BIT(0), IMX_BLK_CTL_PD_RESET), + IMX_BLK_CTL_PD("VPU_BLK_CTL_G1", "vpu-g1", IMX8MM_BLK_CTL_PD_VPU_G1, 0x4, + BIT(1), 0, BIT(1), IMX_BLK_CTL_PD_RESET), + IMX_BLK_CTL_PD("VPU_BLK_CTL_H1", "vpu-h1", IMX8MM_BLK_CTL_PD_VPU_H1, 0x4, + BIT(2), 0, BIT(2), IMX_BLK_CTL_PD_HANDSHAKE | IMX_BLK_CTL_PD_RESET), +}; + +static const struct regmap_config imx8mm_blk_ctl_regmap_config = { + .reg_bits = 32, + .reg_stride = 4, + .val_bits = 32, + .max_register = 0x30, + .fast_io = true, +}; + +static const struct imx_blk_ctl_dev_data imx8mm_vpumix_blk_ctl_dev_data = { + .pds = imx8mm_vpumix_blk_ctl_pds, + .pds_num = ARRAY_SIZE(imx8mm_vpumix_blk_ctl_pds), + .hw_hsk = IMX_BLK_CTL_PD(NULL, NULL, IMX8MM_BLK_CTL_PD_VPU_H1, 0x4, BIT(2), 0, BIT(2), + IMX_BLK_CTL_PD_HANDSHAKE), + .config = imx8mm_blk_ctl_regmap_config, + .active_pd_names = (char*[]){"vpumix", "g1", "g2", "h1"}, + .num_active_pd = 4, +}; + +static const struct imx_blk_ctl_dev_data imx8mm_dispmix_blk_ctl_dev_data = { + .pds = imx8mm_dispmix_blk_ctl_pds, + .pds_num = ARRAY_SIZE(imx8mm_dispmix_blk_ctl_pds), + .hw_hsk = IMX_BLK_CTL_PD(NULL, NULL, -1, 0x4, MEDIA_BLK_BUS_PD_MASK, 0, + MEDIA_BLK_BUS_RSTN_BLK_SYNC_SFT_EN, + IMX_BLK_CTL_PD_HANDSHAKE | IMX_BLK_CTL_PD_RESET), + .config = imx8mm_blk_ctl_regmap_config, + .active_pd_names = (char*[]){"dispmix", "mipi"}, + .num_active_pd = 2, +}; + +static int imx8mm_blk_ctl_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + const struct imx_blk_ctl_dev_data *dev_data = of_device_get_match_data(dev); + struct regmap *regmap; + struct imx_blk_ctl *ctl; + void __iomem *base; + + ctl = devm_kzalloc(dev, sizeof(*ctl), GFP_KERNEL); + if (!ctl) + return -ENOMEM; + + base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(base)) + return PTR_ERR(base); + + regmap = devm_regmap_init_mmio(dev, base, &dev_data->config); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + ctl->regmap = regmap; + ctl->dev = dev; + ctl->power_count = 0; + mutex_init(&ctl->lock); + + ctl->num_clks = devm_clk_bulk_get_all(dev, &ctl->clks); + if (ctl->num_clks < 0) + return ctl->num_clks; + + dev_set_drvdata(dev, ctl); + ctl->dev_data = dev_data; + + return imx_blk_ctl_register(dev); +} + +static const struct of_device_id imx_blk_ctl_of_match[] = { + { .compatible = "fsl,imx8mm-vpumix-blk-ctl", .data = &imx8mm_vpumix_blk_ctl_dev_data }, + { .compatible = "fsl,imx8mm-dispmix-blk-ctl", .data = &imx8mm_dispmix_blk_ctl_dev_data }, + { /* Sentinel */ } +}; +MODULE_DEVICE_TABLE(of, imx_blk_ctl_of_match); + +static struct platform_driver imx_blk_ctl_driver = { + .probe = imx8mm_blk_ctl_probe, + .driver = { + .name = "imx8mm-blk-ctl", + .of_match_table = of_match_ptr(imx_blk_ctl_of_match), + .pm = &imx_blk_ctl_pm_ops, + }, +}; +module_platform_driver(imx_blk_ctl_driver); -- 2.30.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel