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/linux/Documentation/devicetree/bindings/iommu/
H A Dqcom,iommu.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/iommu/qcom,iommu.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Technologies legacy IOMMU implementations
10 - Konrad Dybcio <konradybcio@kernel.org>
13 Qualcomm "B" family devices which are not compatible with arm-smmu have
14 a similar looking IOMMU, but without access to the global register space
16 to non-secure vs secure interrupt line.
21 - items:
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H A Dsprd,iommu.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/iommu/sprd,iommu.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Unisoc IOMMU and Multi-media MMU
11 - Chunyan Zhang <zhang.lyra@gmail.com>
16 - sprd,iommu-v1
18 "#iommu-cells":
21 Unisoc IOMMUs are all single-master IOMMU devices, therefore no
24 Documentation/devicetree/bindings/iommu/iommu.txt
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H A Darm,smmu.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/iommu/arm,smmu.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Will Deacon <will@kernel.org>
11 - Robin Murphy <Robin.Murphy@arm.com>
23 pattern: "^iommu@[0-9a-f]*"
26 - description: Qcom SoCs implementing "arm,smmu-v2"
28 - enum:
29 - qcom,msm8996-smmu-v2
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/linux/arch/arm64/boot/dts/qcom/
H A Dsc8280xp-el2.dtso1 // SPDX-License-Identifier: BSD-3-Clause
7 /dts-v1/;
12 zap-shader {
18 * When running under QHEE, this IOMMU is controlled by the firmware,
23 iommu-map = <0 &pcie_smmu 0x20000 0x10000>;
27 iommu-map = <0 &pcie_smmu 0x30000 0x10000>;
31 iommu-map = <0 &pcie_smmu 0x40000 0x10000>;
35 iommu-map = <0 &pcie_smmu 0x50000 0x10000>;
39 iommu-map = <0 &pcie_smmu 0x60000 0x10000>;
H A Dmsm8917.dtsi1 // SPDX-License-Identifier: GPL-2.0-only
3 #include <dt-bindings/clock/qcom,dsi-phy-28nm.h>
4 #include <dt-bindings/clock/qcom,gcc-msm8917.h>
5 #include <dt-bindings/clock/qcom,rpmcc.h>
6 #include <dt-bindings/interrupt-controller/arm-gic.h>
7 #include <dt-bindings/power/qcom-rpmpd.h>
8 #include <dt-bindings/thermal/thermal.h>
11 interrupt-parent = <&intc>;
13 #address-cells = <2>;
14 #size-cells = <2>;
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H A Dmsm8976.dtsi1 // SPDX-License-Identifier: BSD-3-Clause
3 * Copyright (c) 2016-2022, AngeloGioacchino Del Regno
9 #include <dt-bindings/clock/qcom,dsi-phy-28nm.h>
10 #include <dt-bindings/clock/qcom,gcc-msm8976.h>
11 #include <dt-bindings/clock/qcom,rpmcc.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/interrupt-controller/arm-gic.h>
14 #include <dt-bindings/interrupt-controller/irq.h>
15 #include <dt-bindings/power/qcom-rpmpd.h>
18 interrupt-parent = <&intc>;
[all …]
/linux/drivers/iommu/
H A Dmtk_iommu_v1.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * IOMMU API for MTK architected m4u v1 implementations
5 * Copyright (c) 2015-2016 MediaTek Inc.
8 * Based on driver/iommu/mtk_iommu.c
14 #include <linux/dma-mapping.h>
18 #include <linux/iommu.h>
30 #include <dt-bindings/memory/mtk-memory-port.h>
31 #include <dt-bindings/memory/mt2701-larb-port.h>
35 #include <asm/dma-iommu.h>
38 #define arm_iommu_attach_device(...) -ENODEV
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H A Dsprd-iommu.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Unisoc IOMMU driver
11 #include <linux/dma-mapping.h>
13 #include <linux/iommu.h>
52 * struct sprd_iommu_device - high-level sprd IOMMU device representation,
55 * @ver: sprd IOMMU IP version
61 * @iommu: IOMMU core representation
62 * @group: IOMMU group
63 * @eb: gate clock which controls IOMMU access
72 struct iommu_device iommu; member
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H A Drockchip-iommu.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * IOMMU API for Rockchip
5 * Module Authors: Simon Xue <xxm@rock-chips.com>
13 #include <linux/dma-mapping.h>
17 #include <linux/iommu.h>
30 #include "iommu-pages.h"
39 #define RK_MMU_INT_CLEAR 0x18 /* Acknowledge and re-arm irq */
63 #define RK_MMU_CMD_DISABLE_STALL 3 /* Stop stall re-enables paging */
96 /* list of clocks required by IOMMU */
117 struct iommu_device iommu; member
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H A Dexynos-iommu.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/dma-mapping.h>
15 #include <linux/iommu.h>
25 #include "dma-iommu.h"
26 #include "iommu-pages.h"
41 #define SECT_MASK (~(SECT_SIZE - 1))
42 #define LPAGE_MASK (~(LPAGE_SIZE - 1))
43 #define SPAGE_MASK (~(SPAGE_SIZE - 1))
58 * v1.x - v3.x SYSMMU supports 32bit physical and 32bit virtual address spaces
65 static short PG_ENT_SHIFT = -1;
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/linux/drivers/iommu/arm/arm-smmu/
H A Dqcom_iommu.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * IOMMU API for QCOM secure IOMMUs. Somewhat based on arm-smmu.c
13 #include <linux/dma-mapping.h>
17 #include <linux/io-64-nonatomic-hi-lo.h>
18 #include <linux/io-pgtable.h>
19 #include <linux/iommu.h>
33 #include "arm-smmu.h"
47 /* IOMMU core code handle */
48 struct iommu_device iommu; member
69 struct mutex init_mutex; /* Protects iommu pointer */
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/linux/arch/arm64/boot/dts/arm/
H A Djuno-base.dtsi1 // SPDX-License-Identifier: GPL-2.0
2 #include "juno-clocks.dtsi"
3 #include "juno-motherboard.dtsi"
11 compatible = "arm,armv7-timer-mem";
13 #address-cells = <1>;
14 #size-cells = <1>;
18 frame-number = <1>;
30 #mbox-cells = <1>;
32 clock-names = "apb_pclk";
35 smmu_gpu: iommu@2b400000 {
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H A Dmorello-sdp.dts1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
3 * Copyright (c) 2021-2024, Arm Limited. All rights reserved.
6 /dts-v1/;
11 compatible = "arm,morello-sdp", "arm,morello";
18 stdout-path = "serial0:115200n8";
21 dpu_aclk: clock-350000000 {
23 compatible = "fixed-clock";
24 #clock-cells = <0>;
25 clock-frequency = <350000000>;
26 clock-output-names = "aclk";
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/linux/Documentation/devicetree/bindings/powerpc/fsl/
H A Dpamu.txt5 The PAMU is an I/O MMU that provides device-to-memory access control and
10 - compatible : <string>
11 First entry is a version-specific string, such as
12 "fsl,pamu-v1.0". The second is "fsl,pamu".
13 - ranges : <prop-encoded-array>
18 PAMU v1.0, on an SOC that has five PAMU devices, the size
20 - interrupts : <prop-encoded-array>
25 - #address-cells: <u32>
27 - #size-cells : <u32>
31 - reg : <prop-encoded-array>
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H A Draideng.txt3 RAID Engine nodes are defined to describe on-chip RAID accelerators. Each RAID
11 - compatible: Should contain "fsl,raideng-v1.0" as the value
15 - reg: offset and length of the register set for the device
16 - ranges: standard ranges property specifying the translation
22 compatible = "fsl,raideng-v1.0";
23 #address-cells = <1>;
24 #size-cells = <1>;
30 There must be a sub-node for each job queue present in RAID Engine
31 This node must be a sub-node of the main RAID Engine node
33 - compatible: Should contain "fsl,raideng-v1.0-job-queue" as the value
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H A Dinterlaken-lac.txt2 Freescale Interlaken Look-Aside Controller Device Bindings
6 - Interlaken Look-Aside Controller (LAC) Node
7 - Example LAC Node
8 - Interlaken Look-Aside Controller (LAC) Software Portal Node
9 - Interlaken Look-Aside Controller (LAC) Software Portal Child Nodes
10 - Example LAC SWP Node with Child Nodes
13 Interlaken Look-Aside Controller (LAC) Node
17 The Interlaken is a narrow, high speed channelized chip-to-chip interface. To
18 facilitate interoperability between a data path device and a look-aside
19 co-processor, the Interlaken Look-Aside protocol is defined for short
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/linux/arch/powerpc/boot/dts/fsl/
H A Dp5020si-post.dtsi4 * Copyright 2011 - 2015 Freescale Semiconductor Inc.
36 compatible = "fsl,bman-fbpr";
37 alloc-ranges = <0 0 0x10000 0>;
41 compatible = "fsl,qman-fqd";
42 alloc-ranges = <0 0 0x10000 0>;
46 compatible = "fsl,qman-pfdr";
47 alloc-ranges = <0 0 0x10000 0>;
51 compatible = "fsl,p5020-elbc", "fsl,elbc", "simple-bus";
53 #address-cells = <2>;
54 #size-cells = <1>;
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H A Dp3041si-post.dtsi4 * Copyright 2011 - 2015 Freescale Semiconductor Inc.
36 compatible = "fsl,bman-fbpr";
37 alloc-ranges = <0 0 0x10 0>;
41 compatible = "fsl,qman-fqd";
42 alloc-ranges = <0 0 0x10 0>;
46 compatible = "fsl,qman-pfdr";
47 alloc-ranges = <0 0 0x10 0>;
51 compatible = "fsl,p3041-elbc", "fsl,elbc", "simple-bus";
53 #address-cells = <2>;
54 #size-cells = <1>;
[all …]
H A Dp2041si-post.dtsi4 * Copyright 2011 - 2015 Freescale Semiconductor Inc.
36 compatible = "fsl,bman-fbpr";
37 alloc-ranges = <0 0 0x10 0>;
41 compatible = "fsl,qman-fqd";
42 alloc-ranges = <0 0 0x10 0>;
46 compatible = "fsl,qman-pfdr";
47 alloc-ranges = <0 0 0x10 0>;
51 compatible = "fsl,p2041-elbc", "fsl,elbc", "simple-bus";
53 #address-cells = <2>;
54 #size-cells = <1>;
[all …]
H A Dp5040si-post.dtsi4 * Copyright 2012 - 2015 Freescale Semiconductor Inc.
36 compatible = "fsl,bman-fbpr";
37 alloc-ranges = <0 0 0x10000 0>;
41 compatible = "fsl,qman-fqd";
42 alloc-ranges = <0 0 0x10000 0>;
46 compatible = "fsl,qman-pfdr";
47 alloc-ranges = <0 0 0x10000 0>;
51 compatible = "fsl,p5040-elbc", "fsl,elbc", "simple-bus";
53 #address-cells = <2>;
54 #size-cells = <1>;
[all …]
H A Dp4080si-post.dtsi4 * Copyright 2011 - 2015 Freescale Semiconductor Inc.
36 compatible = "fsl,bman-fbpr";
37 alloc-ranges = <0 0 0x10 0>;
41 compatible = "fsl,qman-fqd";
42 alloc-ranges = <0 0 0x10 0>;
46 compatible = "fsl,qman-pfdr";
47 alloc-ranges = <0 0 0x10 0>;
51 compatible = "fsl,p4080-elbc", "fsl,elbc", "simple-bus";
53 #address-cells = <2>;
54 #size-cells = <1>;
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H A Dt1023si-post.dtsi35 #include <dt-bindings/thermal/thermal.h>
38 compatible = "fsl,bman-fbpr";
39 alloc-ranges = <0 0 0x10000 0>;
43 compatible = "fsl,qman-fqd";
44 alloc-ranges = <0 0 0x10000 0>;
48 compatible = "fsl,qman-pfdr";
49 alloc-ranges = <0 0 0x10000 0>;
53 #address-cells = <2>;
54 #size-cells = <1>;
60 compatible = "fsl,t1023-pcie", "fsl,qoriq-pcie-v2.4", "fsl,qoriq-pcie";
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/linux/arch/arm/boot/dts/mediatek/
H A Dmt2701.dtsi1 // SPDX-License-Identifier: GPL-2.0
8 #include <dt-bindings/clock/mt2701-clk.h>
9 #include <dt-bindings/phy/phy.h>
10 #include <dt-bindings/power/mt2701-power.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/interrupt-controller/arm-gic.h>
13 #include <dt-bindings/memory/mt2701-larb-port.h>
14 #include <dt-bindings/reset/mt2701-resets.h>
15 #include "mt2701-pinfunc.h"
18 #address-cells = <2>;
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/linux/drivers/vfio/
H A Dvfio_iommu_type1.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * VFIO: IOMMU DMA mapping support for Type1 IOMMU
12 * We arbitrarily define a Type1 IOMMU as one matching the below code.
13 * It could be called the x86 IOMMU as it's designed for AMD-Vi & Intel
14 * VT-d, but that makes it harder to re-use as theoretically anyone
15 * implementing a similar IOMMU could make use of this. We expect the
16 * IOMMU to support the IOMMU API and have few to no restrictions around
17 * the IOVA range that can be mapped. The Type1 IOMMU is currently
19 * userspace pages pinned into memory. We also assume devices and IOMMU
20 * domains are PCI based as the IOMMU API is still centered around a
[all …]
/linux/drivers/net/ethernet/toshiba/
H A Dps3_gelic_net.c1 // SPDX-License-Identifier: GPL-2.0-or-later
31 #include <linux/dma-mapping.h>
63 card->irq_mask |= GELIC_CARD_RXINT; in gelic_card_rx_irq_on()
64 gelic_card_set_irq_mask(card, card->irq_mask); in gelic_card_rx_irq_on()
68 card->irq_mask &= ~GELIC_CARD_RXINT; in gelic_card_rx_irq_off()
69 gelic_card_set_irq_mask(card, card->irq_mask); in gelic_card_rx_irq_off()
81 &card->ether_port_status, &v2); in gelic_card_get_ether_port_status()
84 ether_netdev = card->netdev[GELIC_PORT_ETHERNET_0]; in gelic_card_get_ether_port_status()
85 if (card->ether_port_status & GELIC_LV1_ETHER_LINK_UP) in gelic_card_get_ether_port_status()
93 * gelic_descr_get_status -- returns the status of a descriptor
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