diff --git a/Documentation/devicetree/bindings/reset/fsl,imx7-src.txt b/Documentation/devicetree/bindings/reset/fsl,imx7-src.txt index 13e095182db4..c2489e41a801 100644 --- a/Documentation/devicetree/bindings/reset/fsl,imx7-src.txt +++ b/Documentation/devicetree/bindings/reset/fsl,imx7-src.txt @@ -8,6 +8,7 @@ Required properties: - compatible: - For i.MX7 SoCs should be "fsl,imx7d-src", "syscon" - For i.MX8MQ SoCs should be "fsl,imx8mq-src", "syscon" + - For i.MX8MM SoCs should be "fsl,imx8mm-src", "fsl,imx8mq-src", "syscon" - reg: should be register base and length as documented in the datasheet - interrupts: Should contain SRC interrupt @@ -46,5 +47,6 @@ Example: For list of all valid reset indices see - for i.MX7 and - for i.MX8MQ + for i.MX7, + for i.MX8MQ and + for i.MX8MM diff --git a/Documentation/devicetree/bindings/reset/snps,dw-reset.txt b/Documentation/devicetree/bindings/reset/snps,dw-reset.txt new file mode 100644 index 000000000000..f94f911dd98d --- /dev/null +++ b/Documentation/devicetree/bindings/reset/snps,dw-reset.txt @@ -0,0 +1,30 @@ +Synopsys DesignWare Reset controller +======================================= + +Please also refer to reset.txt in this directory for common reset +controller binding usage. + +Required properties: + +- compatible: should be one of the following. + "snps,dw-high-reset" - for active high configuration + "snps,dw-low-reset" - for active low configuration + +- reg: physical base address of the controller and length of memory mapped + region. + +- #reset-cells: must be 1. + +example: + + dw_rst_1: reset-controller@0000 { + compatible = "snps,dw-high-reset"; + reg = <0x0000 0x4>; + #reset-cells = <1>; + }; + + dw_rst_2: reset-controller@1000 {i + compatible = "snps,dw-low-reset"; + reg = <0x1000 0x8>; + #reset-cells = <1>; + }; diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig index 21efb7d39d62..6d5d76db55b0 100644 --- a/drivers/reset/Kconfig +++ b/drivers/reset/Kconfig @@ -118,7 +118,7 @@ config RESET_QCOM_PDC config RESET_SIMPLE bool "Simple Reset Controller Driver" if COMPILE_TEST - default ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX || ARCH_ASPEED || ARCH_BITMAIN + default ARCH_STM32 || ARCH_STRATIX10 || ARCH_SUNXI || ARCH_ZX || ARCH_ASPEED || ARCH_BITMAIN || ARC help This enables a simple reset controller driver for reset lines that that can be asserted and deasserted by toggling bits in a contiguous, diff --git a/drivers/reset/reset-imx7.c b/drivers/reset/reset-imx7.c index 3ecd770f910b..1443a55a0c29 100644 --- a/drivers/reset/reset-imx7.c +++ b/drivers/reset/reset-imx7.c @@ -169,9 +169,9 @@ static const struct imx7_src_signal imx8mq_src_signals[IMX8MQ_RESET_NUM] = { [IMX8MQ_RESET_OTG2_PHY_RESET] = { SRC_USBOPHY2_RCR, BIT(0) }, [IMX8MQ_RESET_MIPI_DSI_RESET_BYTE_N] = { SRC_MIPIPHY_RCR, BIT(1) }, [IMX8MQ_RESET_MIPI_DSI_RESET_N] = { SRC_MIPIPHY_RCR, BIT(2) }, - [IMX8MQ_RESET_MIPI_DIS_DPI_RESET_N] = { SRC_MIPIPHY_RCR, BIT(3) }, - [IMX8MQ_RESET_MIPI_DIS_ESC_RESET_N] = { SRC_MIPIPHY_RCR, BIT(4) }, - [IMX8MQ_RESET_MIPI_DIS_PCLK_RESET_N] = { SRC_MIPIPHY_RCR, BIT(5) }, + [IMX8MQ_RESET_MIPI_DSI_DPI_RESET_N] = { SRC_MIPIPHY_RCR, BIT(3) }, + [IMX8MQ_RESET_MIPI_DSI_ESC_RESET_N] = { SRC_MIPIPHY_RCR, BIT(4) }, + [IMX8MQ_RESET_MIPI_DSI_PCLK_RESET_N] = { SRC_MIPIPHY_RCR, BIT(5) }, [IMX8MQ_RESET_PCIEPHY] = { SRC_PCIEPHY_RCR, BIT(2) | BIT(1) }, [IMX8MQ_RESET_PCIEPHY_PERST] = { SRC_PCIEPHY_RCR, BIT(3) }, @@ -220,9 +220,9 @@ static int imx8mq_reset_set(struct reset_controller_dev *rcdev, case IMX8MQ_RESET_PCIE_CTRL_APPS_EN: case IMX8MQ_RESET_PCIE2_CTRL_APPS_EN: /* fallthrough */ - case IMX8MQ_RESET_MIPI_DIS_PCLK_RESET_N: /* fallthrough */ - case IMX8MQ_RESET_MIPI_DIS_ESC_RESET_N: /* fallthrough */ - case IMX8MQ_RESET_MIPI_DIS_DPI_RESET_N: /* fallthrough */ + case IMX8MQ_RESET_MIPI_DSI_PCLK_RESET_N: /* fallthrough */ + case IMX8MQ_RESET_MIPI_DSI_ESC_RESET_N: /* fallthrough */ + case IMX8MQ_RESET_MIPI_DSI_DPI_RESET_N: /* fallthrough */ case IMX8MQ_RESET_MIPI_DSI_RESET_N: /* fallthrough */ case IMX8MQ_RESET_MIPI_DSI_RESET_BYTE_N: /* fallthrough */ value = assert ? 0 : bit; diff --git a/drivers/reset/reset-meson.c b/drivers/reset/reset-meson.c index 5242e0679df7..7d05d766e1ea 100644 --- a/drivers/reset/reset-meson.c +++ b/drivers/reset/reset-meson.c @@ -1,58 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Amlogic Meson Reset Controller driver * - * This file is provided under a dual BSD/GPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GPL LICENSE SUMMARY - * * Copyright (c) 2016 BayLibre, SAS. * Author: Neil Armstrong - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * The full GNU General Public License is included in this distribution - * in the file called COPYING. - * - * BSD LICENSE - * - * Copyright (c) 2016 BayLibre, SAS. - * Author: Neil Armstrong - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include #include diff --git a/drivers/reset/reset-simple.c b/drivers/reset/reset-simple.c index 1154f7b1f4dd..067e7e7b34f1 100644 --- a/drivers/reset/reset-simple.c +++ b/drivers/reset/reset-simple.c @@ -127,6 +127,9 @@ static const struct of_device_id reset_simple_dt_ids[] = { { .compatible = "aspeed,ast2500-lpc-reset" }, { .compatible = "bitmain,bm1880-reset", .data = &reset_simple_active_low }, + { .compatible = "snps,dw-high-reset" }, + { .compatible = "snps,dw-low-reset", + .data = &reset_simple_active_low }, { /* sentinel */ }, }; diff --git a/include/dt-bindings/reset/amlogic,meson-gxbb-reset.h b/include/dt-bindings/reset/amlogic,meson-gxbb-reset.h index 524d6077ac1b..ea5058618863 100644 --- a/include/dt-bindings/reset/amlogic,meson-gxbb-reset.h +++ b/include/dt-bindings/reset/amlogic,meson-gxbb-reset.h @@ -1,56 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * This file is provided under a dual BSD/GPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GPL LICENSE SUMMARY - * * Copyright (c) 2016 BayLibre, SAS. * Author: Neil Armstrong - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * The full GNU General Public License is included in this distribution - * in the file called COPYING. - * - * BSD LICENSE - * - * Copyright (c) 2016 BayLibre, SAS. - * Author: Neil Armstrong - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _DT_BINDINGS_AMLOGIC_MESON_GXBB_RESET_H #define _DT_BINDINGS_AMLOGIC_MESON_GXBB_RESET_H diff --git a/include/dt-bindings/reset/amlogic,meson8b-reset.h b/include/dt-bindings/reset/amlogic,meson8b-reset.h index 614aff2c7aff..c614438bcbdb 100644 --- a/include/dt-bindings/reset/amlogic,meson8b-reset.h +++ b/include/dt-bindings/reset/amlogic,meson8b-reset.h @@ -1,56 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * This file is provided under a dual BSD/GPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GPL LICENSE SUMMARY - * * Copyright (c) 2016 BayLibre, SAS. * Author: Neil Armstrong - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * The full GNU General Public License is included in this distribution - * in the file called COPYING. - * - * BSD LICENSE - * - * Copyright (c) 2016 BayLibre, SAS. - * Author: Neil Armstrong - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _DT_BINDINGS_AMLOGIC_MESON8B_RESET_H #define _DT_BINDINGS_AMLOGIC_MESON8B_RESET_H diff --git a/include/dt-bindings/reset/imx8mq-reset.h b/include/dt-bindings/reset/imx8mq-reset.h index 57c592498aa0..9a301082d361 100644 --- a/include/dt-bindings/reset/imx8mq-reset.h +++ b/include/dt-bindings/reset/imx8mq-reset.h @@ -31,33 +31,33 @@ #define IMX8MQ_RESET_OTG2_PHY_RESET 20 #define IMX8MQ_RESET_MIPI_DSI_RESET_BYTE_N 21 #define IMX8MQ_RESET_MIPI_DSI_RESET_N 22 -#define IMX8MQ_RESET_MIPI_DIS_DPI_RESET_N 23 -#define IMX8MQ_RESET_MIPI_DIS_ESC_RESET_N 24 -#define IMX8MQ_RESET_MIPI_DIS_PCLK_RESET_N 25 +#define IMX8MQ_RESET_MIPI_DSI_DPI_RESET_N 23 +#define IMX8MQ_RESET_MIPI_DSI_ESC_RESET_N 24 +#define IMX8MQ_RESET_MIPI_DSI_PCLK_RESET_N 25 #define IMX8MQ_RESET_PCIEPHY 26 #define IMX8MQ_RESET_PCIEPHY_PERST 27 #define IMX8MQ_RESET_PCIE_CTRL_APPS_EN 28 #define IMX8MQ_RESET_PCIE_CTRL_APPS_TURNOFF 29 -#define IMX8MQ_RESET_HDMI_PHY_APB_RESET 30 +#define IMX8MQ_RESET_HDMI_PHY_APB_RESET 30 /* i.MX8MM does NOT support */ #define IMX8MQ_RESET_DISP_RESET 31 #define IMX8MQ_RESET_GPU_RESET 32 #define IMX8MQ_RESET_VPU_RESET 33 -#define IMX8MQ_RESET_PCIEPHY2 34 -#define IMX8MQ_RESET_PCIEPHY2_PERST 35 -#define IMX8MQ_RESET_PCIE2_CTRL_APPS_EN 36 -#define IMX8MQ_RESET_PCIE2_CTRL_APPS_TURNOFF 37 -#define IMX8MQ_RESET_MIPI_CSI1_CORE_RESET 38 -#define IMX8MQ_RESET_MIPI_CSI1_PHY_REF_RESET 39 -#define IMX8MQ_RESET_MIPI_CSI1_ESC_RESET 40 -#define IMX8MQ_RESET_MIPI_CSI2_CORE_RESET 41 -#define IMX8MQ_RESET_MIPI_CSI2_PHY_REF_RESET 42 -#define IMX8MQ_RESET_MIPI_CSI2_ESC_RESET 43 +#define IMX8MQ_RESET_PCIEPHY2 34 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_PCIEPHY2_PERST 35 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_PCIE2_CTRL_APPS_EN 36 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_PCIE2_CTRL_APPS_TURNOFF 37 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_MIPI_CSI1_CORE_RESET 38 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_MIPI_CSI1_PHY_REF_RESET 39 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_MIPI_CSI1_ESC_RESET 40 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_MIPI_CSI2_CORE_RESET 41 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_MIPI_CSI2_PHY_REF_RESET 42 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_MIPI_CSI2_ESC_RESET 43 /* i.MX8MM does NOT support */ #define IMX8MQ_RESET_DDRC1_PRST 44 #define IMX8MQ_RESET_DDRC1_CORE_RESET 45 #define IMX8MQ_RESET_DDRC1_PHY_RESET 46 -#define IMX8MQ_RESET_DDRC2_PRST 47 -#define IMX8MQ_RESET_DDRC2_CORE_RESET 48 -#define IMX8MQ_RESET_DDRC2_PHY_RESET 49 +#define IMX8MQ_RESET_DDRC2_PRST 47 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_DDRC2_CORE_RESET 48 /* i.MX8MM does NOT support */ +#define IMX8MQ_RESET_DDRC2_PHY_RESET 49 /* i.MX8MM does NOT support */ #define IMX8MQ_RESET_NUM 50