From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leonard Crestez Subject: [RFCv3 3/3] interconnect: imx: Add platform driver for imx8mm Date: Tue, 6 Aug 2019 13:55:54 +0300 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: In-Reply-To: References: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Georgi Djakov , Rob Herring , =?UTF-8?q?Artur=20=C5=9Awigo=C5=84?= , Alexandre Bailon , Viresh Kumar Cc: Mark Rutland , Dong Aisheng , Jacky Bai , Saravana Kannan , Anson Huang , Stephen Boyd , Michael Turquette , linux-pm@vger.kernel.org, Krzysztof Kozlowski , Chanwoo Choi , Kyungmin Park , MyungJoo Ham , linux-imx@nxp.com, kernel@pengutronix.de, Fabio Estevam , Shawn Guo , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org This adds a platform driver for the i.MX8MM SoC. Signed-off-by: Leonard Crestez Signed-off-by: Alexandre Bailon --- drivers/interconnect/imx/Kconfig | 4 + drivers/interconnect/imx/Makefile | 1 + drivers/interconnect/imx/imx8mm.c | 114 ++++++++++++++++++++++ include/dt-bindings/interconnect/imx8mm.h | 49 ++++++++++ 4 files changed, 168 insertions(+) create mode 100644 drivers/interconnect/imx/imx8mm.c create mode 100644 include/dt-bindings/interconnect/imx8mm.h diff --git a/drivers/interconnect/imx/Kconfig b/drivers/interconnect/imx/Kconfig index 45fbae7007af..2f06cb1f81c3 100644 --- a/drivers/interconnect/imx/Kconfig +++ b/drivers/interconnect/imx/Kconfig @@ -1,5 +1,9 @@ config INTERCONNECT_IMX bool "i.MX interconnect drivers" depends on ARCH_MXC || ARCH_MXC_ARM64 || COMPILE_TEST help Generic interconnect driver for i.MX SOCs + +config INTERCONNECT_IMX8MM + def_bool y + depends on INTERCONNECT_IMX diff --git a/drivers/interconnect/imx/Makefile b/drivers/interconnect/imx/Makefile index bb92fd9fe4a5..5f658c1608a6 100644 --- a/drivers/interconnect/imx/Makefile +++ b/drivers/interconnect/imx/Makefile @@ -1 +1,2 @@ obj-$(CONFIG_INTERCONNECT_IMX) += imx.o +obj-$(CONFIG_INTERCONNECT_IMX8MM) += imx8mm.o diff --git a/drivers/interconnect/imx/imx8mm.c b/drivers/interconnect/imx/imx8mm.c new file mode 100644 index 000000000000..5bed7babff96 --- /dev/null +++ b/drivers/interconnect/imx/imx8mm.c @@ -0,0 +1,114 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Interconnect framework driver for i.MX SoC + * + * Copyright (c) 2019, BayLibre + * Copyright (c) 2019, NXP + * Author: Alexandre Bailon + * Author: Leonard Crestez + */ + +#include +#include +#include +#include + +#include + +#include "imx.h" + +static const struct imx_icc_node_adj_desc imx8mm_dram_adj = { + .devfreq_name = "dram", + .bw_mul = 1, + .bw_div = 16, +}; + +static const struct imx_icc_node_adj_desc imx8mm_noc_adj = { + .devfreq_name = "noc", + .bw_mul = 1, + .bw_div = 16, +}; + +/* + * Describe bus masters, slaves and connections between them + * + * This is a simplified subset of the bus diagram, there are several other + * PL301 nics which are skipped/merged into PL301_MAIN + */ +static struct imx_icc_node_desc nodes[] = { + DEFINE_BUS_INTERCONNECT("NOC", IMX8MM_ICN_NOC, &imx8mm_noc_adj, + 2, IMX8MM_ICS_DRAM, IMX8MM_ICN_MAIN), + + DEFINE_BUS_SLAVE("DRAM", IMX8MM_ICS_DRAM, &imx8mm_dram_adj), + DEFINE_BUS_SLAVE("OCRAM", IMX8MM_ICS_OCRAM, NULL), + DEFINE_BUS_MASTER("A53", IMX8MM_ICM_A53, IMX8MM_ICN_NOC), + + /* VPUMIX */ + DEFINE_BUS_MASTER("VPU H1", IMX8MM_ICM_VPU_H1, IMX8MM_ICN_VIDEO), + DEFINE_BUS_MASTER("VPU G1", IMX8MM_ICM_VPU_G1, IMX8MM_ICN_VIDEO), + DEFINE_BUS_MASTER("VPU G2", IMX8MM_ICM_VPU_G2, IMX8MM_ICN_VIDEO), + DEFINE_BUS_INTERCONNECT("PL301_VIDEO", IMX8MM_ICN_VIDEO, NULL, 1, IMX8MM_ICN_NOC), + + /* GPUMIX */ + DEFINE_BUS_MASTER("GPU 2D", IMX8MM_ICM_GPU2D, IMX8MM_ICN_GPU), + DEFINE_BUS_MASTER("GPU 3D", IMX8MM_ICM_GPU3D, IMX8MM_ICN_GPU), + DEFINE_BUS_INTERCONNECT("PL301_GPU", IMX8MM_ICN_GPU, NULL, 1, IMX8MM_ICN_NOC), + + /* DISPLAYMIX */ + DEFINE_BUS_MASTER("CSI", IMX8MM_ICM_CSI, IMX8MM_ICN_MIPI), + DEFINE_BUS_MASTER("LCDIF", IMX8MM_ICM_LCDIF, IMX8MM_ICN_MIPI), + DEFINE_BUS_INTERCONNECT("PL301_MIPI", IMX8MM_ICN_MIPI, NULL, 1, IMX8MM_ICN_NOC), + + /* HSIO */ + DEFINE_BUS_MASTER("USB1", IMX8MM_ICM_USB1, IMX8MM_ICN_HSIO), + DEFINE_BUS_MASTER("USB2", IMX8MM_ICM_USB2, IMX8MM_ICN_HSIO), + DEFINE_BUS_MASTER("PCIE", IMX8MM_ICM_PCIE, IMX8MM_ICN_HSIO), + DEFINE_BUS_INTERCONNECT("PL301_HSIO", IMX8MM_ICN_HSIO, NULL, 1, IMX8MM_ICN_NOC), + + /* Audio */ + DEFINE_BUS_MASTER("SDMA2", IMX8MM_ICM_SDMA2, IMX8MM_ICN_AUDIO), + DEFINE_BUS_MASTER("SDMA3", IMX8MM_ICM_SDMA3, IMX8MM_ICN_AUDIO), + DEFINE_BUS_INTERCONNECT("PL301_AUDIO", IMX8MM_ICN_AUDIO, NULL, 1, IMX8MM_ICN_MAIN), + + /* Ethernet */ + DEFINE_BUS_MASTER("ENET", IMX8MM_ICM_ENET, IMX8MM_ICN_ENET), + DEFINE_BUS_INTERCONNECT("PL301_ENET", IMX8MM_ICN_ENET, NULL, 1, IMX8MM_ICN_MAIN), + + /* Other */ + DEFINE_BUS_MASTER("SDMA1", IMX8MM_ICM_SDMA1, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("NAND", IMX8MM_ICM_NAND, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC1", IMX8MM_ICM_USDHC1, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC2", IMX8MM_ICM_USDHC2, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC3", IMX8MM_ICM_USDHC3, IMX8MM_ICN_MAIN), + DEFINE_BUS_INTERCONNECT("PL301_MAIN", IMX8MM_ICN_MAIN, NULL, + 2, IMX8MM_ICN_NOC, IMX8MM_ICS_OCRAM), +}; + +static int imx8mm_icc_probe(struct platform_device *pdev) +{ + return imx_icc_register(pdev, nodes, ARRAY_SIZE(nodes)); +} + +static int imx8mm_icc_remove(struct platform_device *pdev) +{ + return imx_icc_unregister(pdev); +} + +static const struct of_device_id imx_icc_of_match[] = { + { .compatible = "fsl,imx8mm-interconnect" }, + { }, +}; +MODULE_DEVICE_TABLE(of, imx_icc_of_match); + +static struct platform_driver imx8mm_icc_driver = { + .probe = imx8mm_icc_probe, + .remove = imx8mm_icc_remove, + .driver = { + .name = "imx8mm-interconnect", + .of_match_table = imx_icc_of_match, + }, +}; + +builtin_platform_driver(imx8mm_icc_driver); +MODULE_AUTHOR("Alexandre Bailon "); +MODULE_LICENSE("GPL v2"); diff --git a/include/dt-bindings/interconnect/imx8mm.h b/include/dt-bindings/interconnect/imx8mm.h new file mode 100644 index 000000000000..5404f2af15c3 --- /dev/null +++ b/include/dt-bindings/interconnect/imx8mm.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Interconnect framework driver for i.MX SoC + * + * Copyright (c) 2019, BayLibre + * Author: Alexandre Bailon + */ + +#ifndef __IMX8MM_ICM_INTERCONNECT_IDS_H +#define __IMX8MM_ICM_INTERCONNECT_IDS_H + +#define IMX8MM_ICN_NOC 1 +#define IMX8MM_ICS_DRAM 2 +#define IMX8MM_ICS_OCRAM 3 +#define IMX8MM_ICM_A53 4 + +#define IMX8MM_ICM_VPU_H1 5 +#define IMX8MM_ICM_VPU_G1 6 +#define IMX8MM_ICM_VPU_G2 7 +#define IMX8MM_ICN_VIDEO 8 + +#define IMX8MM_ICM_GPU2D 9 +#define IMX8MM_ICM_GPU3D 10 +#define IMX8MM_ICN_GPU 11 + +#define IMX8MM_ICM_CSI 12 +#define IMX8MM_ICM_LCDIF 13 +#define IMX8MM_ICN_MIPI 14 + +#define IMX8MM_ICM_USB1 15 +#define IMX8MM_ICM_USB2 16 +#define IMX8MM_ICM_PCIE 17 +#define IMX8MM_ICN_HSIO 18 + +#define IMX8MM_ICM_SDMA2 19 +#define IMX8MM_ICM_SDMA3 20 +#define IMX8MM_ICN_AUDIO 21 + +#define IMX8MM_ICN_ENET 22 +#define IMX8MM_ICM_ENET 23 + +#define IMX8MM_ICN_MAIN 24 +#define IMX8MM_ICM_NAND 25 +#define IMX8MM_ICM_SDMA1 26 +#define IMX8MM_ICM_USDHC1 27 +#define IMX8MM_ICM_USDHC2 28 +#define IMX8MM_ICM_USDHC3 29 + +#endif /* __IMX8MM_ICM_INTERCONNECT_IDS_H */ -- 2.17.1 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 595DBC32751 for ; 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Tue, 6 Aug 2019 12:56:00 +0200 (CEST) From: Leonard Crestez To: Georgi Djakov , Rob Herring , =?UTF-8?q?Artur=20=C5=9Awigo=C5=84?= , Alexandre Bailon , Viresh Kumar Cc: Krzysztof Kozlowski , Chanwoo Choi , MyungJoo Ham , Kyungmin Park , Saravana Kannan , Mark Rutland , Shawn Guo , Dong Aisheng , Fabio Estevam , Stephen Boyd , Michael Turquette , Jacky Bai , Anson Huang , kernel@pengutronix.de, linux-imx@nxp.com, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [RFCv3 3/3] interconnect: imx: Add platform driver for imx8mm Date: Tue, 6 Aug 2019 13:55:54 +0300 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org This adds a platform driver for the i.MX8MM SoC. Signed-off-by: Leonard Crestez Signed-off-by: Alexandre Bailon --- drivers/interconnect/imx/Kconfig | 4 + drivers/interconnect/imx/Makefile | 1 + drivers/interconnect/imx/imx8mm.c | 114 ++++++++++++++++++++++ include/dt-bindings/interconnect/imx8mm.h | 49 ++++++++++ 4 files changed, 168 insertions(+) create mode 100644 drivers/interconnect/imx/imx8mm.c create mode 100644 include/dt-bindings/interconnect/imx8mm.h diff --git a/drivers/interconnect/imx/Kconfig b/drivers/interconnect/imx/Kconfig index 45fbae7007af..2f06cb1f81c3 100644 --- a/drivers/interconnect/imx/Kconfig +++ b/drivers/interconnect/imx/Kconfig @@ -1,5 +1,9 @@ config INTERCONNECT_IMX bool "i.MX interconnect drivers" depends on ARCH_MXC || ARCH_MXC_ARM64 || COMPILE_TEST help Generic interconnect driver for i.MX SOCs + +config INTERCONNECT_IMX8MM + def_bool y + depends on INTERCONNECT_IMX diff --git a/drivers/interconnect/imx/Makefile b/drivers/interconnect/imx/Makefile index bb92fd9fe4a5..5f658c1608a6 100644 --- a/drivers/interconnect/imx/Makefile +++ b/drivers/interconnect/imx/Makefile @@ -1 +1,2 @@ obj-$(CONFIG_INTERCONNECT_IMX) += imx.o +obj-$(CONFIG_INTERCONNECT_IMX8MM) += imx8mm.o diff --git a/drivers/interconnect/imx/imx8mm.c b/drivers/interconnect/imx/imx8mm.c new file mode 100644 index 000000000000..5bed7babff96 --- /dev/null +++ b/drivers/interconnect/imx/imx8mm.c @@ -0,0 +1,114 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Interconnect framework driver for i.MX SoC + * + * Copyright (c) 2019, BayLibre + * Copyright (c) 2019, NXP + * Author: Alexandre Bailon + * Author: Leonard Crestez + */ + +#include +#include +#include +#include + +#include + +#include "imx.h" + +static const struct imx_icc_node_adj_desc imx8mm_dram_adj = { + .devfreq_name = "dram", + .bw_mul = 1, + .bw_div = 16, +}; + +static const struct imx_icc_node_adj_desc imx8mm_noc_adj = { + .devfreq_name = "noc", + .bw_mul = 1, + .bw_div = 16, +}; + +/* + * Describe bus masters, slaves and connections between them + * + * This is a simplified subset of the bus diagram, there are several other + * PL301 nics which are skipped/merged into PL301_MAIN + */ +static struct imx_icc_node_desc nodes[] = { + DEFINE_BUS_INTERCONNECT("NOC", IMX8MM_ICN_NOC, &imx8mm_noc_adj, + 2, IMX8MM_ICS_DRAM, IMX8MM_ICN_MAIN), + + DEFINE_BUS_SLAVE("DRAM", IMX8MM_ICS_DRAM, &imx8mm_dram_adj), + DEFINE_BUS_SLAVE("OCRAM", IMX8MM_ICS_OCRAM, NULL), + DEFINE_BUS_MASTER("A53", IMX8MM_ICM_A53, IMX8MM_ICN_NOC), + + /* VPUMIX */ + DEFINE_BUS_MASTER("VPU H1", IMX8MM_ICM_VPU_H1, IMX8MM_ICN_VIDEO), + DEFINE_BUS_MASTER("VPU G1", IMX8MM_ICM_VPU_G1, IMX8MM_ICN_VIDEO), + DEFINE_BUS_MASTER("VPU G2", IMX8MM_ICM_VPU_G2, IMX8MM_ICN_VIDEO), + DEFINE_BUS_INTERCONNECT("PL301_VIDEO", IMX8MM_ICN_VIDEO, NULL, 1, IMX8MM_ICN_NOC), + + /* GPUMIX */ + DEFINE_BUS_MASTER("GPU 2D", IMX8MM_ICM_GPU2D, IMX8MM_ICN_GPU), + DEFINE_BUS_MASTER("GPU 3D", IMX8MM_ICM_GPU3D, IMX8MM_ICN_GPU), + DEFINE_BUS_INTERCONNECT("PL301_GPU", IMX8MM_ICN_GPU, NULL, 1, IMX8MM_ICN_NOC), + + /* DISPLAYMIX */ + DEFINE_BUS_MASTER("CSI", IMX8MM_ICM_CSI, IMX8MM_ICN_MIPI), + DEFINE_BUS_MASTER("LCDIF", IMX8MM_ICM_LCDIF, IMX8MM_ICN_MIPI), + DEFINE_BUS_INTERCONNECT("PL301_MIPI", IMX8MM_ICN_MIPI, NULL, 1, IMX8MM_ICN_NOC), + + /* HSIO */ + DEFINE_BUS_MASTER("USB1", IMX8MM_ICM_USB1, IMX8MM_ICN_HSIO), + DEFINE_BUS_MASTER("USB2", IMX8MM_ICM_USB2, IMX8MM_ICN_HSIO), + DEFINE_BUS_MASTER("PCIE", IMX8MM_ICM_PCIE, IMX8MM_ICN_HSIO), + DEFINE_BUS_INTERCONNECT("PL301_HSIO", IMX8MM_ICN_HSIO, NULL, 1, IMX8MM_ICN_NOC), + + /* Audio */ + DEFINE_BUS_MASTER("SDMA2", IMX8MM_ICM_SDMA2, IMX8MM_ICN_AUDIO), + DEFINE_BUS_MASTER("SDMA3", IMX8MM_ICM_SDMA3, IMX8MM_ICN_AUDIO), + DEFINE_BUS_INTERCONNECT("PL301_AUDIO", IMX8MM_ICN_AUDIO, NULL, 1, IMX8MM_ICN_MAIN), + + /* Ethernet */ + DEFINE_BUS_MASTER("ENET", IMX8MM_ICM_ENET, IMX8MM_ICN_ENET), + DEFINE_BUS_INTERCONNECT("PL301_ENET", IMX8MM_ICN_ENET, NULL, 1, IMX8MM_ICN_MAIN), + + /* Other */ + DEFINE_BUS_MASTER("SDMA1", IMX8MM_ICM_SDMA1, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("NAND", IMX8MM_ICM_NAND, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC1", IMX8MM_ICM_USDHC1, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC2", IMX8MM_ICM_USDHC2, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC3", IMX8MM_ICM_USDHC3, IMX8MM_ICN_MAIN), + DEFINE_BUS_INTERCONNECT("PL301_MAIN", IMX8MM_ICN_MAIN, NULL, + 2, IMX8MM_ICN_NOC, IMX8MM_ICS_OCRAM), +}; + +static int imx8mm_icc_probe(struct platform_device *pdev) +{ + return imx_icc_register(pdev, nodes, ARRAY_SIZE(nodes)); +} + +static int imx8mm_icc_remove(struct platform_device *pdev) +{ + return imx_icc_unregister(pdev); +} + +static const struct of_device_id imx_icc_of_match[] = { + { .compatible = "fsl,imx8mm-interconnect" }, + { }, +}; +MODULE_DEVICE_TABLE(of, imx_icc_of_match); + +static struct platform_driver imx8mm_icc_driver = { + .probe = imx8mm_icc_probe, + .remove = imx8mm_icc_remove, + .driver = { + .name = "imx8mm-interconnect", + .of_match_table = imx_icc_of_match, + }, +}; + +builtin_platform_driver(imx8mm_icc_driver); +MODULE_AUTHOR("Alexandre Bailon "); +MODULE_LICENSE("GPL v2"); diff --git a/include/dt-bindings/interconnect/imx8mm.h b/include/dt-bindings/interconnect/imx8mm.h new file mode 100644 index 000000000000..5404f2af15c3 --- /dev/null +++ b/include/dt-bindings/interconnect/imx8mm.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Interconnect framework driver for i.MX SoC + * + * Copyright (c) 2019, BayLibre + * Author: Alexandre Bailon + */ + +#ifndef __IMX8MM_ICM_INTERCONNECT_IDS_H +#define __IMX8MM_ICM_INTERCONNECT_IDS_H + +#define IMX8MM_ICN_NOC 1 +#define IMX8MM_ICS_DRAM 2 +#define IMX8MM_ICS_OCRAM 3 +#define IMX8MM_ICM_A53 4 + +#define IMX8MM_ICM_VPU_H1 5 +#define IMX8MM_ICM_VPU_G1 6 +#define IMX8MM_ICM_VPU_G2 7 +#define IMX8MM_ICN_VIDEO 8 + +#define IMX8MM_ICM_GPU2D 9 +#define IMX8MM_ICM_GPU3D 10 +#define IMX8MM_ICN_GPU 11 + +#define IMX8MM_ICM_CSI 12 +#define IMX8MM_ICM_LCDIF 13 +#define IMX8MM_ICN_MIPI 14 + +#define IMX8MM_ICM_USB1 15 +#define IMX8MM_ICM_USB2 16 +#define IMX8MM_ICM_PCIE 17 +#define IMX8MM_ICN_HSIO 18 + +#define IMX8MM_ICM_SDMA2 19 +#define IMX8MM_ICM_SDMA3 20 +#define IMX8MM_ICN_AUDIO 21 + +#define IMX8MM_ICN_ENET 22 +#define IMX8MM_ICM_ENET 23 + +#define IMX8MM_ICN_MAIN 24 +#define IMX8MM_ICM_NAND 25 +#define IMX8MM_ICM_SDMA1 26 +#define IMX8MM_ICM_USDHC1 27 +#define IMX8MM_ICM_USDHC2 28 +#define IMX8MM_ICM_USDHC3 29 + +#endif /* __IMX8MM_ICM_INTERCONNECT_IDS_H */ -- 2.17.1 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 29006C31E40 for ; 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bh=/iUmINnkwuqHGj/VSOPISptVvBi/c0cMB+oqRgKCTxo=; b=Yde44r5OXVu6Hli+dd+LCJn51o k4yzoGqbSHo8OLBEoow4bYuiTZAS2HDRrCHGooF9TyC+C6HksBr6OA8t6xkMF+GMdhgNi2v++nD4h 0Pe/iDbRz8yWwIwCsJfqrmtBAisHij6jODTVoKbTZ51jQ9dSuQszWFW03MFkNCpJfHG4EyfzxV+HF 6Y66GbdZKf3phpPdMR9g7H9MevTPRz1vTu5GEYX+edgGKoVck6hUHDSRFEXdfe640XZV/zAl1us75 jg3l/W4k61J5+uNY5D0b4kUUJAUTlxWumVmJFloD9ZdynKdnl67KLddOsF163LLxQOBjYEKanUFqL p1FgsQag==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hux9G-0000rJ-LJ; Tue, 06 Aug 2019 10:56:58 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hux8O-0000Ps-JU for linux-arm-kernel@lists.infradead.org; Tue, 06 Aug 2019 10:56:07 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 852F51A05D9; Tue, 6 Aug 2019 12:56:01 +0200 (CEST) Received: from inva024.eu-rdc02.nxp.com (inva024.eu-rdc02.nxp.com [134.27.226.22]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 771801A05CE; Tue, 6 Aug 2019 12:56:01 +0200 (CEST) Received: from fsr-ub1864-112.ea.freescale.net (fsr-ub1864-112.ea.freescale.net [10.171.82.98]) by inva024.eu-rdc02.nxp.com (Postfix) with ESMTP id 84250205DD; Tue, 6 Aug 2019 12:56:00 +0200 (CEST) From: Leonard Crestez To: Georgi Djakov , Rob Herring , =?UTF-8?q?Artur=20=C5=9Awigo=C5=84?= , Alexandre Bailon , Viresh Kumar Subject: [RFCv3 3/3] interconnect: imx: Add platform driver for imx8mm Date: Tue, 6 Aug 2019 13:55:54 +0300 Message-Id: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190806_035604_917992_69284EB2 X-CRM114-Status: GOOD ( 12.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Dong Aisheng , Jacky Bai , Saravana Kannan , Anson Huang , Stephen Boyd , Michael Turquette , linux-pm@vger.kernel.org, Krzysztof Kozlowski , Chanwoo Choi , Kyungmin Park , MyungJoo Ham , linux-imx@nxp.com, kernel@pengutronix.de, Fabio Estevam , Shawn Guo , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This adds a platform driver for the i.MX8MM SoC. Signed-off-by: Leonard Crestez Signed-off-by: Alexandre Bailon --- drivers/interconnect/imx/Kconfig | 4 + drivers/interconnect/imx/Makefile | 1 + drivers/interconnect/imx/imx8mm.c | 114 ++++++++++++++++++++++ include/dt-bindings/interconnect/imx8mm.h | 49 ++++++++++ 4 files changed, 168 insertions(+) create mode 100644 drivers/interconnect/imx/imx8mm.c create mode 100644 include/dt-bindings/interconnect/imx8mm.h diff --git a/drivers/interconnect/imx/Kconfig b/drivers/interconnect/imx/Kconfig index 45fbae7007af..2f06cb1f81c3 100644 --- a/drivers/interconnect/imx/Kconfig +++ b/drivers/interconnect/imx/Kconfig @@ -1,5 +1,9 @@ config INTERCONNECT_IMX bool "i.MX interconnect drivers" depends on ARCH_MXC || ARCH_MXC_ARM64 || COMPILE_TEST help Generic interconnect driver for i.MX SOCs + +config INTERCONNECT_IMX8MM + def_bool y + depends on INTERCONNECT_IMX diff --git a/drivers/interconnect/imx/Makefile b/drivers/interconnect/imx/Makefile index bb92fd9fe4a5..5f658c1608a6 100644 --- a/drivers/interconnect/imx/Makefile +++ b/drivers/interconnect/imx/Makefile @@ -1 +1,2 @@ obj-$(CONFIG_INTERCONNECT_IMX) += imx.o +obj-$(CONFIG_INTERCONNECT_IMX8MM) += imx8mm.o diff --git a/drivers/interconnect/imx/imx8mm.c b/drivers/interconnect/imx/imx8mm.c new file mode 100644 index 000000000000..5bed7babff96 --- /dev/null +++ b/drivers/interconnect/imx/imx8mm.c @@ -0,0 +1,114 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Interconnect framework driver for i.MX SoC + * + * Copyright (c) 2019, BayLibre + * Copyright (c) 2019, NXP + * Author: Alexandre Bailon + * Author: Leonard Crestez + */ + +#include +#include +#include +#include + +#include + +#include "imx.h" + +static const struct imx_icc_node_adj_desc imx8mm_dram_adj = { + .devfreq_name = "dram", + .bw_mul = 1, + .bw_div = 16, +}; + +static const struct imx_icc_node_adj_desc imx8mm_noc_adj = { + .devfreq_name = "noc", + .bw_mul = 1, + .bw_div = 16, +}; + +/* + * Describe bus masters, slaves and connections between them + * + * This is a simplified subset of the bus diagram, there are several other + * PL301 nics which are skipped/merged into PL301_MAIN + */ +static struct imx_icc_node_desc nodes[] = { + DEFINE_BUS_INTERCONNECT("NOC", IMX8MM_ICN_NOC, &imx8mm_noc_adj, + 2, IMX8MM_ICS_DRAM, IMX8MM_ICN_MAIN), + + DEFINE_BUS_SLAVE("DRAM", IMX8MM_ICS_DRAM, &imx8mm_dram_adj), + DEFINE_BUS_SLAVE("OCRAM", IMX8MM_ICS_OCRAM, NULL), + DEFINE_BUS_MASTER("A53", IMX8MM_ICM_A53, IMX8MM_ICN_NOC), + + /* VPUMIX */ + DEFINE_BUS_MASTER("VPU H1", IMX8MM_ICM_VPU_H1, IMX8MM_ICN_VIDEO), + DEFINE_BUS_MASTER("VPU G1", IMX8MM_ICM_VPU_G1, IMX8MM_ICN_VIDEO), + DEFINE_BUS_MASTER("VPU G2", IMX8MM_ICM_VPU_G2, IMX8MM_ICN_VIDEO), + DEFINE_BUS_INTERCONNECT("PL301_VIDEO", IMX8MM_ICN_VIDEO, NULL, 1, IMX8MM_ICN_NOC), + + /* GPUMIX */ + DEFINE_BUS_MASTER("GPU 2D", IMX8MM_ICM_GPU2D, IMX8MM_ICN_GPU), + DEFINE_BUS_MASTER("GPU 3D", IMX8MM_ICM_GPU3D, IMX8MM_ICN_GPU), + DEFINE_BUS_INTERCONNECT("PL301_GPU", IMX8MM_ICN_GPU, NULL, 1, IMX8MM_ICN_NOC), + + /* DISPLAYMIX */ + DEFINE_BUS_MASTER("CSI", IMX8MM_ICM_CSI, IMX8MM_ICN_MIPI), + DEFINE_BUS_MASTER("LCDIF", IMX8MM_ICM_LCDIF, IMX8MM_ICN_MIPI), + DEFINE_BUS_INTERCONNECT("PL301_MIPI", IMX8MM_ICN_MIPI, NULL, 1, IMX8MM_ICN_NOC), + + /* HSIO */ + DEFINE_BUS_MASTER("USB1", IMX8MM_ICM_USB1, IMX8MM_ICN_HSIO), + DEFINE_BUS_MASTER("USB2", IMX8MM_ICM_USB2, IMX8MM_ICN_HSIO), + DEFINE_BUS_MASTER("PCIE", IMX8MM_ICM_PCIE, IMX8MM_ICN_HSIO), + DEFINE_BUS_INTERCONNECT("PL301_HSIO", IMX8MM_ICN_HSIO, NULL, 1, IMX8MM_ICN_NOC), + + /* Audio */ + DEFINE_BUS_MASTER("SDMA2", IMX8MM_ICM_SDMA2, IMX8MM_ICN_AUDIO), + DEFINE_BUS_MASTER("SDMA3", IMX8MM_ICM_SDMA3, IMX8MM_ICN_AUDIO), + DEFINE_BUS_INTERCONNECT("PL301_AUDIO", IMX8MM_ICN_AUDIO, NULL, 1, IMX8MM_ICN_MAIN), + + /* Ethernet */ + DEFINE_BUS_MASTER("ENET", IMX8MM_ICM_ENET, IMX8MM_ICN_ENET), + DEFINE_BUS_INTERCONNECT("PL301_ENET", IMX8MM_ICN_ENET, NULL, 1, IMX8MM_ICN_MAIN), + + /* Other */ + DEFINE_BUS_MASTER("SDMA1", IMX8MM_ICM_SDMA1, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("NAND", IMX8MM_ICM_NAND, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC1", IMX8MM_ICM_USDHC1, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC2", IMX8MM_ICM_USDHC2, IMX8MM_ICN_MAIN), + DEFINE_BUS_MASTER("USDHC3", IMX8MM_ICM_USDHC3, IMX8MM_ICN_MAIN), + DEFINE_BUS_INTERCONNECT("PL301_MAIN", IMX8MM_ICN_MAIN, NULL, + 2, IMX8MM_ICN_NOC, IMX8MM_ICS_OCRAM), +}; + +static int imx8mm_icc_probe(struct platform_device *pdev) +{ + return imx_icc_register(pdev, nodes, ARRAY_SIZE(nodes)); +} + +static int imx8mm_icc_remove(struct platform_device *pdev) +{ + return imx_icc_unregister(pdev); +} + +static const struct of_device_id imx_icc_of_match[] = { + { .compatible = "fsl,imx8mm-interconnect" }, + { }, +}; +MODULE_DEVICE_TABLE(of, imx_icc_of_match); + +static struct platform_driver imx8mm_icc_driver = { + .probe = imx8mm_icc_probe, + .remove = imx8mm_icc_remove, + .driver = { + .name = "imx8mm-interconnect", + .of_match_table = imx_icc_of_match, + }, +}; + +builtin_platform_driver(imx8mm_icc_driver); +MODULE_AUTHOR("Alexandre Bailon "); +MODULE_LICENSE("GPL v2"); diff --git a/include/dt-bindings/interconnect/imx8mm.h b/include/dt-bindings/interconnect/imx8mm.h new file mode 100644 index 000000000000..5404f2af15c3 --- /dev/null +++ b/include/dt-bindings/interconnect/imx8mm.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Interconnect framework driver for i.MX SoC + * + * Copyright (c) 2019, BayLibre + * Author: Alexandre Bailon + */ + +#ifndef __IMX8MM_ICM_INTERCONNECT_IDS_H +#define __IMX8MM_ICM_INTERCONNECT_IDS_H + +#define IMX8MM_ICN_NOC 1 +#define IMX8MM_ICS_DRAM 2 +#define IMX8MM_ICS_OCRAM 3 +#define IMX8MM_ICM_A53 4 + +#define IMX8MM_ICM_VPU_H1 5 +#define IMX8MM_ICM_VPU_G1 6 +#define IMX8MM_ICM_VPU_G2 7 +#define IMX8MM_ICN_VIDEO 8 + +#define IMX8MM_ICM_GPU2D 9 +#define IMX8MM_ICM_GPU3D 10 +#define IMX8MM_ICN_GPU 11 + +#define IMX8MM_ICM_CSI 12 +#define IMX8MM_ICM_LCDIF 13 +#define IMX8MM_ICN_MIPI 14 + +#define IMX8MM_ICM_USB1 15 +#define IMX8MM_ICM_USB2 16 +#define IMX8MM_ICM_PCIE 17 +#define IMX8MM_ICN_HSIO 18 + +#define IMX8MM_ICM_SDMA2 19 +#define IMX8MM_ICM_SDMA3 20 +#define IMX8MM_ICN_AUDIO 21 + +#define IMX8MM_ICN_ENET 22 +#define IMX8MM_ICM_ENET 23 + +#define IMX8MM_ICN_MAIN 24 +#define IMX8MM_ICM_NAND 25 +#define IMX8MM_ICM_SDMA1 26 +#define IMX8MM_ICM_USDHC1 27 +#define IMX8MM_ICM_USDHC2 28 +#define IMX8MM_ICM_USDHC3 29 + +#endif /* __IMX8MM_ICM_INTERCONNECT_IDS_H */ -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel