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/linux/Documentation/hwmon/
H A Dk10temp.rst6 * AMD Family 10h processors:
16 * AMD Family 11h processors:
20 * AMD Family 12h processors: "Llano" (E2/A4/A6/A8-Series)
22 * AMD Family 14h processors: "Brazos" (C/E/G/Z-Series)
24 * AMD Family 15h processors: "Bulldozer" (FX-Series), "Trinity", "Kaveri",
27 * AMD Family 16h processors: "Kabini", "Mullins"
29 * AMD Family 17h processors: "Zen", "Zen 2"
31 * AMD Family 18h processors: "Hygon Dhyana"
33 * AMD Family 19h processors: "Zen 3"
41 BIOS and Kernel Developer's Guide (BKDG) For AMD Family 10h Processors:
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/linux/sound/soc/amd/
H A DKconfig2 menu "AMD" menu
5 tristate "AMD Audio Coprocessor support"
7 This option enables ACP DMA support on AMD platform.
10 tristate "AMD CZ support for DA7219, RT5682 and MAX9835"
21 tristate "AMD CZ support for RT5645"
28 tristate "AMD ST support for ES8336"
40 tristate "AMD Audio Coprocessor-v3.x support"
43 This option enables ACP v3.x I2S support on AMD platform
46 tristate "AMD RV support for RT5682"
58 tristate "AMD Audi
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/linux/Documentation/ABI/testing/
H A Ddebugfs-amd-iommu1 What: /sys/kernel/debug/iommu/amd/iommu<x>/mmio
3 Contact: Dheeraj Kumar Srivastava <dheerajkumar.srivastava@amd.com>
11 $ echo "0x18" > /sys/kernel/debug/iommu/amd/iommu00/mmio
12 $ cat /sys/kernel/debug/iommu/amd/iommu00/mmio
18 What: /sys/kernel/debug/iommu/amd/iommu<x>/capability
20 Contact: Dheeraj Kumar Srivastava <dheerajkumar.srivastava@amd.com>
28 $ echo "0x10" > /sys/kernel/debug/iommu/amd/iommu00/capability
29 $ cat /sys/kernel/debug/iommu/amd/iommu00/capability
35 What: /sys/kernel/debug/iommu/amd/iommu<x>/cmdbuf
37 Contact: Dheeraj Kumar Srivastava <dheerajkumar.srivastava@amd.com>
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H A Dsysfs-bus-cdx3 Contact: nipun.gupta@amd.com
16 Contact: nipun.gupta@amd.com
24 Contact: nipun.gupta@amd.com
33 Contact: puneet.gupta@amd.com
41 Contact: puneet.gupta@amd.com
49 Contact: puneet.gupta@amd.com
56 Contact: puneet.gupta@amd.com
63 Contact: abhijit.gangurde@amd.com
76 Contact: nipun.gupta@amd.com
89 Contact: tarak.reddy@amd.com
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/linux/sound/soc/amd/acp/
H A DKconfig9 tristate "AMD Audio ACP Common support"
14 IP block on AMD platforms.
45 tristate "AMD ACP PCI Driver Support"
54 tristate "AMD ACP ASOC Renoir Support"
63 This option enables Renoir I2S support on AMD platform.
66 tristate "AMD ACP ASOC Rembrandt Support"
76 This option enables Rembrandt I2S support on AMD platform.
81 tristate "AMD ACP ASOC ACP6.3 Support"
91 This option enables Acp6.3 I2S support on AMD platform.
96 tristate "AMD AC
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/linux/Documentation/tee/
H A Damd-tee.rst4 AMD-TEE (AMD's Trusted Execution Environment)
7 The AMD-TEE driver handles the communication with AMD's TEE environment. The
8 TEE environment is provided by AMD Secure Processor.
10 The AMD Secure Processor (formerly called Platform Security Processor or PSP)
16 The following picture shows a high level overview of AMD-TEE::
21 User space (Kernel space) | AMD Secure Processor (PSP)
36 | TEE | | TEE | AMD-TEE | | AMD-TEE |
44 At the lowest level (in x86), the AMD Secure Processor (ASP) driver uses the
47 the secure processor and return results to AMD-TEE driver. The interface
48 between AMD-TEE driver and AMD Secure Processor driver can be found in [1].
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/linux/arch/arm64/boot/dts/amd/
H A Damd-seattle-xgbe-b.dtsi3 * DTS file for AMD Seattle XGBE (RevB)
9 compatible = "amd,xgbe-seattle-v1a";
18 amd,per-channel-interrupt;
19 amd,speed-set = <0>;
20 amd,serdes-blwc = <1>, <1>, <0>;
21 amd,serdes-cdr-rate = <2>, <2>, <7>;
22 amd,serdes-pq-skew = <10>, <10>, <18>;
23 amd,serdes-tx-amp = <0>, <0>, <0>;
24 amd,serdes-dfe-tap-config = <3>, <3>, <3>;
25 amd,serdes-dfe-tap-enable = <0>, <0>, <7>;
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H A Damd-overdrive-rev-b0.dts3 * DTS file for AMD Seattle Overdrive Development Board
11 /include/ "amd-seattle-soc.dtsi"
12 /include/ "amd-seattle-cpus.dtsi"
15 model = "AMD Seattle (Rev.B0) Development Board (Overdrive)";
16 compatible = "amd,seattle-overdrive", "amd,seattle";
74 /include/ "amd-seattle-xgbe-b.dtsi"
/linux/sound/soc/sof/amd/
H A DMakefile7 snd-sof-amd-acp-y := acp.o acp-loader.o acp-ipc.o acp-pcm.o acp-stream.o acp-trace.o acp-common.o
8 snd-sof-amd-acp-$(CONFIG_SND_SOC_SOF_ACP_PROBES) += acp-probes.o
9 snd-sof-amd-renoir-y := pci-rn.o renoir.o
10 snd-sof-amd-rembrandt-y := pci-rmb.o rembrandt.o
11 snd-sof-amd-vangogh-y := pci-vangogh.o vangogh.o
12 snd-sof-amd-acp63-y := pci-acp63.o acp63.o
13 snd-sof-amd-acp70-y := pci-acp70.o acp70.o
15 obj-$(CONFIG_SND_SOC_SOF_AMD_COMMON) += snd-sof-amd-acp.o
16 obj-$(CONFIG_SND_SOC_SOF_AMD_RENOIR) += snd-sof-amd-renoir.o
17 obj-$(CONFIG_SND_SOC_SOF_AMD_REMBRANDT) += snd-sof-amd-rembrandt.o
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H A DKconfig8 tristate "SOF support for AMD audio DSPs"
12 This adds support for Sound Open Firmware for AMD platforms.
38 Select this option for SOF support on AMD Renoir platform
47 on AMD Vangogh platform.
57 Select this option for SOF support on AMD Rembrandt platform
73 tristate "SOF support for SoundWire based AMD platforms"
80 for AMD platforms.
92 AMD ACP6.3 version based platforms.
104 AMD ACP7.0/ACP7.1 version based platforms.
/linux/Documentation/admin-guide/hw-vuln/
H A Drsb.rst14 Return Address Predictor (RAP) on AMD).
35 (Intel and AMD) and RSB underflow (Intel only). They must each be
41 RSB poisoning (Intel and AMD)
54 [#intel-rsb-filling]_ [#amd-rsb-filling]_ when transitioning between
68 * AMD:
69 On Zen 4+, IBPB (or SBPB [#amd-sbpb]_ if used) clears the RSB.
70 This is indicated by IBPB_RET in CPUID [#amd-ibpb-rsb]_.
72 On Zen < 4, the RSB filling sequence [#amd-rsb-filling]_ must be
73 always be done in addition to IBPB [#amd-ibpb-no-rsb]_. This is
92 * AMD:
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/linux/drivers/platform/x86/amd/
H A DKconfig3 # AMD x86 Platform Specific Drivers
6 source "drivers/platform/x86/amd/hsmp/Kconfig"
7 source "drivers/platform/x86/amd/pmf/Kconfig"
8 source "drivers/platform/x86/amd/pmc/Kconfig"
9 source "drivers/platform/x86/amd/hfi/Kconfig"
12 tristate "AMD 3D V-Cache Performance Optimizer Driver"
17 frequencies or larger L3 caches on processors supporting AMD 3D V-Cache
24 bool "AMD Wifi RF Band mitigations (WBRF)"
31 AMD provides an ACPI based mechanism to support WBRF on platform with
38 tristate "AMD ISP4 platform driver"
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/linux/tools/testing/selftests/amd-pstate/
H A Dbasic.sh4 # amd-pstate-ut is a test module for testing the amd-pstate driver.
6 # must be amd-pstate.
24 printf "*** Running AMD P-state ut ***"
27 if ! /sbin/modprobe -q -n amd-pstate-ut; then
28 echo "amd-pstate-ut: module amd-pstate-ut is not found [SKIP]"
31 if /sbin/modprobe -q amd-pstate-ut; then
32 /sbin/modprobe -q -r amd-pstate-ut
33 echo "amd-pstate-basic: ok"
35 echo "amd-pstate-basic: [FAIL]"
/linux/drivers/tee/amdtee/
H A Dcall.c16 struct tee_operation *amd) in tee_params_to_amd_params() argument
24 if (!tee || !amd || count > TEE_MAX_PARAMS) in tee_params_to_amd_params()
27 amd->param_types = 0; in tee_params_to_amd_params()
29 /* AMD TEE does not support meta parameter */ in tee_params_to_amd_params()
33 amd->param_types |= ((tee[i].attr & 0xF) << i * 4); in tee_params_to_amd_params()
37 type = TEE_PARAM_TYPE_GET(amd->param_types, i); in tee_params_to_amd_params()
50 amd->params[i].mref.buf_id = buf_id; in tee_params_to_amd_params()
51 amd->params[i].mref.offset = tee[i].u.memref.shm_offs; in tee_params_to_amd_params()
52 amd->params[i].mref.size = tee[i].u.memref.size; in tee_params_to_amd_params()
55 i, amd->params[i].mref.buf_id, in tee_params_to_amd_params()
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/linux/Documentation/admin-guide/pm/
H A Damd-pstate.rst5 ``amd-pstate`` CPU Performance Scaling Driver
10 :Author: Huang Rui <ray.huang@amd.com>
16 ``amd-pstate`` is the AMD CPU performance scaling driver that introduces a
17 new CPU frequency control mechanism on modern AMD APU and CPU series in
20 than legacy ACPI hardware P-States. Current AMD CPU/APU platforms are using
26 ``amd-pstate`` leverages the Linux kernel governors such as ``schedutil``,
30 Volume 2: System Programming [1]_). Currently, ``amd-pstate`` supports basic
32 Zen2 and Zen3 processors, and we will implement more AMD specific functions
36 AMD CPPC Overview
43 hints as a relative target to the infrastructure limits. AMD processors
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/linux/drivers/platform/x86/amd/pmc/
H A Dpmc-quirks.c3 * AMD SoC Power Management Controller Driver Quirks
8 * Author: Mario Limonciello <mario.limonciello@amd.com>
14 #include <linux/platform_data/x86/amd-fch.h>
38 .ident = "L14 Gen2 AMD",
46 .ident = "T14s Gen2 AMD",
54 .ident = "X13 Gen2 AMD",
62 .ident = "T14 Gen2 AMD",
70 .ident = "T14 Gen1 AMD",
78 .ident = "T14 Gen1 AMD",
86 .ident = "T14s Gen1 AMD",
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/linux/arch/x86/events/
H A DKconfig13 tristate "Intel/AMD rapl performance events"
17 Include support for Intel and AMD rapl performance events for power
30 tristate "AMD Processor Power Reporting Mechanism"
32 Provide power reporting mechanism support for AMD processors.
38 tristate "AMD Uncore performance events"
42 Include support for AMD uncore performance events for use with
46 module will be called 'amd-uncore'.
50 bool "AMD Zen3 Branch Sampling support"
52 Enable AMD Zen3 branch sampling support (BRS) which samples up to
/linux/Documentation/hid/
H A Damd-sfh-hid.rst4 AMD Sensor Fusion Hub
6 AMD Sensor Fusion Hub (SFH) is part of an SOC starting from Ryzen-based platforms.
7 The solution is working well on several OEM products. AMD SFH uses HID over PCIe bus.
26 | AMD HID Transport |
30 | AMD HID Client |
35 | AMD MP2 PCIe Driver |
45 AMD HID Transport Layer
47 AMD SFH transport is also implemented as a bus. Each client application executing in the AMD MP2 is
49 sensor data. The layer, which binds each device (AMD SFH HID driver) identifies the device type and
52 used by HID core to communicate with the device. AMD HID Transport layer implements the synchronous…
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/linux/Documentation/gpu/amdgpu/display/
H A Ddisplay-manager.rst8 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
11 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h
17 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
20 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
26 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
29 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_irq.c
32 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
38 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
41 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
47 .. kernel-doc:: drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c
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/linux/drivers/video/fbdev/geode/
H A DKconfig6 bool "AMD Geode family framebuffer support"
11 the AMD Geode family of processors.
14 tristate "AMD Geode LX framebuffer support"
19 AMD Geode LX processors.
27 tristate "AMD Geode GX framebuffer support"
32 AMD Geode GX processors.
40 tristate "AMD Geode GX1 framebuffer support"
45 AMD Geode GX1 processor.
/linux/Documentation/misc-devices/
H A Damd-sbi.rst4 AMD SIDE BAND interface
7 Some AMD Zen based processors supports system management
18 .. [1] https://docs.amd.com/v/u/en-US/55898_B1_pub_0_50
24 apml_sbrmi driver under the drivers/misc/amd-sbi creates miscdevice
55 .. kernel-doc:: include/uapi/misc/amd-apml.h
58 .. kernel-doc:: include/uapi/misc/amd-apml.h
61 .. kernel-doc:: include/uapi/misc/amd-apml.h
64 .. kernel-doc:: include/uapi/misc/amd-apml.h
73 #include <uapi/misc/amd-apml.h>
100 .. [2] https://github.com/amd/esmi_oob_library
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/linux/Documentation/devicetree/bindings/hwmon/
H A Damd,sbrmi.yaml4 $id: http://devicetree.org/schemas/hwmon/amd,sbrmi.yaml#
9 AMD SoC power device.
12 - Akshay Gupta <Akshay.Gupta@amd.com>
16 interface that reports AMD SoC's Power (normalized Power) using,
24 - amd,sbrmi
34 https://www.amd.com/en/support/tech-docs?keyword=55898
49 compatible = "amd,sbrmi";
H A Damd,sbtsi.yaml4 $id: http://devicetree.org/schemas/hwmon/amd,sbtsi.yaml#
9 AMD SoC temperature device
13 - Supreeth Venkatesh <supreeth.venkatesh@amd.com>
17 interface that reports AMD SoC's Ttcl (normalized temperature),
25 - amd,sbtsi
35 https://www.amd.com/system/files/TechDocs/56255_OSRR.pdf
50 compatible = "amd,sbtsi";
/linux/drivers/hid/amd-sfh-hid/
H A DKconfig2 menu "AMD SFH HID Support"
7 tristate "AMD Sensor Fusion Hub"
11 AMD Sensor Fusion Hub.
12 This driver will enable sensors functionality on AMD platforms
16 be called amd-sfh.
17 Say Y or M here if you want to support AMD SFH. If unsure, say N.
/linux/drivers/ata/
H A Dpata_amd.c3 * pata_amd.c - AMD PATA for new ATA layer
37 * Perform the actual timing set up for Nvidia or AMD PATA devices.
39 * providing the clock multipler and offset (because AMD and Nvidia put
152 * AMD controller/BIOS setups record the cable type in word 0x42
205 * Program the AMD registers for PIO mode.
237 * Program the MWDMA/UDMA modes for the AMD and Nvidia
351 * Program the AMD registers for PIO mode.
369 * Program the MWDMA/UDMA modes for the AMD and Nvidia
461 { /* 0: AMD 7401 - no swdma */ in amd_init_one()
475 { /* 2: AMD 7409 */ in amd_init_one()
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