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/linux-6.12.1/Documentation/devicetree/bindings/mfd/
Daspeed-lpc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/mfd/aspeed-lpc.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Aspeed Low Pin Count (LPC) Bus Controller
11 - Andrew Jeffery <andrew@aj.id.au>
12 - Chia-Wei Wang <chiawei_wang@aspeedtech.com>
15 The LPC bus is a means to bridge a host CPU to a number of low-bandwidth
17 primary use case of the Aspeed LPC controller is as a slave on the bus
21 The LPC controller is represented as a multi-function device to account for the
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/linux-6.12.1/drivers/soc/aspeed/
Daspeed-lpc-snoop.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Provides a simple driver to control the ASPEED LPC snoop interface which
7 * the host to an arbitrary LPC I/O port.
26 #define DEVICE_NAME "aspeed-lpc-snoop"
75 return container_of(file->private_data, in snoop_file_to_chan()
87 if (kfifo_is_empty(&chan->fifo)) { in snoop_file_read()
88 if (file->f_flags & O_NONBLOCK) in snoop_file_read()
89 return -EAGAIN; in snoop_file_read()
90 ret = wait_event_interruptible(chan->wq, in snoop_file_read()
91 !kfifo_is_empty(&chan->fifo)); in snoop_file_read()
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DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
8 tristate "ASPEED LPC firmware cycle control"
13 Control LPC firmware cycle mappings through ioctl()s. The driver
15 host LPC read/write region can be buffered.
18 tristate "ASPEED LPC snoop support"
23 Provides a driver to control the LPC snoop interface which
25 the host to an arbitrary LPC I/O port.
45 pre-defined region.
DMakefile1 # SPDX-License-Identifier: GPL-2.0-only
2 obj-$(CONFIG_ASPEED_LPC_CTRL) += aspeed-lpc-ctrl.o
3 obj-$(CONFIG_ASPEED_LPC_SNOOP) += aspeed-lpc-snoop.o
4 obj-$(CONFIG_ASPEED_UART_ROUTING) += aspeed-uart-routing.o
5 obj-$(CONFIG_ASPEED_P2A_CTRL) += aspeed-p2a-ctrl.o
6 obj-$(CONFIG_ASPEED_SOCINFO) += aspeed-socinfo.o
/linux-6.12.1/arch/arm/boot/dts/aspeed/
Daspeed-bmc-amd-ethanolx.dts1 // SPDX-License-Identifier: GPL-2.0
4 /dts-v1/;
6 #include "aspeed-g5.dtsi"
7 #include <dt-bindings/gpio/aspeed-gpio.h>
8 #include <dt-bindings/interrupt-controller/irq.h>
12 compatible = "amd,ethanolx-bmc", "aspeed,ast2500";
18 reserved-memory {
19 #address-cells = <1>;
20 #size-cells = <1>;
26 compatible = "shared-dma-pool";
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Daspeed-bmc-asrock-e3c246d4i.dts1 // SPDX-License-Identifier: GPL-2.0+
2 /dts-v1/;
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/i2c/i2c.h>
7 #include <dt-bindings/interrupt-controller/irq.h>
11 compatible = "asrock,e3c246d4i-bmc", "aspeed,ast2500";
18 stdout-path = &uart5;
27 compatible = "gpio-leds";
32 linux,default-trigger = "timer";
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Daspeed-bmc-asrock-romed8hm3.dts1 // SPDX-License-Identifier: GPL-2.0+
2 /dts-v1/;
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/interrupt-controller/irq.h>
10 compatible = "asrock,romed8hm3-bmc", "aspeed,ast2500";
17 stdout-path = &uart5;
26 compatible = "gpio-leds";
30 linux,default-trigger = "timer";
33 system-fault {
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Daspeed-bmc-vegman.dtsi1 // SPDX-License-Identifier: GPL-2.0+
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
13 stdout-path = &uart5;
21 reserved-memory {
22 #address-cells = <1>;
23 #size-cells = <1>;
29 compatible = "shared-dma-pool";
36 record-size = <0x2000>;
37 console-size = <0x2000>;
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Daspeed-bmc-asus-x4tf.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
4 /dts-v1/;
6 #include "aspeed-g6.dtsi"
7 #include "aspeed-g6-pinctrl.dtsi"
8 #include <dt-bindings/i2c/i2c.h>
9 #include <dt-bindings/gpio/aspeed-gpio.h>
12 model = "ASUS-X4TF";
13 compatible = "asus,x4tf-bmc", "aspeed,ast2600";
20 stdout-path = "serial4:115200n8";
28 reserved-memory {
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Daspeed-bmc-amd-daytonax.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/interrupt-controller/irq.h>
10 compatible = "amd,daytonax-bmc", "aspeed,ast2500";
16 reserved-memory {
17 #address-cells = <1>;
18 #size-cells = <1>;
24 compatible = "shared-dma-pool";
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Daspeed-bmc-asrock-spc621d8hm3.dts1 // SPDX-License-Identifier: GPL-2.0+
2 /dts-v1/;
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/i2c/i2c.h>
7 #include <dt-bindings/interrupt-controller/irq.h>
8 #include <dt-bindings/leds/common.h>
12 compatible = "asrock,spc621d8hm3-bmc", "aspeed,ast2500";
22 stdout-path = &uart5;
30 compatible = "gpio-leds";
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Daspeed-bmc-tyan-s8036.dts1 // SPDX-License-Identifier: GPL-2.0+
2 /dts-v1/;
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/interrupt-controller/irq.h>
10 compatible = "tyan,s8036-bmc", "aspeed,ast2500";
13 stdout-path = &uart5;
22 reserved-memory {
23 #address-cells = <1>;
24 #size-cells = <1>;
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Daspeed-g4.dtsi1 // SPDX-License-Identifier: GPL-2.0+
2 #include <dt-bindings/clock/aspeed-clock.h>
7 #address-cells = <1>;
8 #size-cells = <1>;
9 interrupt-parent = <&vic>;
35 #address-cells = <1>;
36 #size-cells = <0>;
39 compatible = "arm,arm926ej-s";
51 compatible = "simple-bus";
52 #address-cells = <1>;
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Daspeed-g6.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later
4 #include <dt-bindings/interrupt-controller/arm-gic.h>
5 #include <dt-bindings/interrupt-controller/aspeed-scu-ic.h>
6 #include <dt-bindings/clock/ast2600-clock.h>
11 #address-cells = <1>;
12 #size-cells = <1>;
13 interrupt-parent = <&gic>;
47 #address-cells = <1>;
48 #size-cells = <0>;
49 enable-method = "aspeed,ast2600-smp";
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Daspeed-bmc-facebook-tiogapass.dts1 // SPDX-License-Identifier: GPL-2.0+
4 /dts-v1/;
6 #include "aspeed-g5.dtsi"
7 #include <dt-bindings/gpio/aspeed-gpio.h>
8 #include <dt-bindings/i2c/i2c.h>
12 compatible = "facebook,tiogapass-bmc", "aspeed,ast2500";
39 stdout-path = &uart5;
47 iio-hwmon {
48 compatible = "iio-hwmon";
49 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
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Daspeed-bmc-tyan-s7106.dts1 // SPDX-License-Identifier: GPL-2.0+
2 /dts-v1/;
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/interrupt-controller/irq.h>
10 compatible = "tyan,s7106-bmc", "aspeed,ast2500";
13 stdout-path = &uart5;
22 reserved-memory {
23 #address-cells = <1>;
24 #size-cells = <1>;
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Daspeed-g5.dtsi1 // SPDX-License-Identifier: GPL-2.0+
2 #include <dt-bindings/clock/aspeed-clock.h>
3 #include <dt-bindings/interrupt-controller/aspeed-scu-ic.h>
8 #address-cells = <1>;
9 #size-cells = <1>;
10 interrupt-parent = <&vic>;
36 #address-cells = <1>;
37 #size-cells = <0>;
40 compatible = "arm,arm1176jzf-s";
52 compatible = "simple-bus";
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Daspeed-bmc-quanta-s6q.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /dts-v1/;
5 #include "aspeed-g6.dtsi"
6 #include <dt-bindings/gpio/aspeed-gpio.h>
7 #include <dt-bindings/i2c/i2c.h>
11 compatible = "quanta,s6q-bmc", "aspeed,ast2600";
29 // bus 1 - Fan board
47 stdout-path = &uart5;
56 iio-hwmon {
57 compatible = "iio-hwmon";
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Daspeed-bmc-asrock-e3c256d4i.dts1 // SPDX-License-Identifier: GPL-2.0+
2 /dts-v1/;
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6 #include <dt-bindings/i2c/i2c.h>
7 #include <dt-bindings/interrupt-controller/irq.h>
8 #include <dt-bindings/leds/common.h>
9 #include <dt-bindings/watchdog/aspeed-wdt.h>
13 compatible = "asrock,e3c256d4i-bmc", "aspeed,ast2500";
25 stdout-path = &uart5;
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Daspeed-bmc-inventec-starscream.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
4 /dts-v1/;
6 #include "aspeed-g6.dtsi"
7 #include "aspeed-g6-pinctrl.dtsi"
8 #include <dt-bindings/i2c/i2c.h>
9 #include <dt-bindings/gpio/aspeed-gpio.h>
13 compatible = "inventec,starscream-bmc", "aspeed,ast2600";
20 stdout-path = &uart5;
28 reserved-memory {
29 #address-cells = <1>;
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Daspeed-bmc-asrock-x570d4u.dts1 // SPDX-License-Identifier: GPL-2.0+
2 /dts-v1/;
3 #include "aspeed-g5.dtsi"
4 #include <dt-bindings/gpio/aspeed-gpio.h>
5 #include <dt-bindings/leds/common.h>
9 compatible = "asrock,x570d4u-bmc", "aspeed,ast2500";
19 stdout-path = &uart5;
26 reserved-memory {
27 #address-cells = <1>;
28 #size-cells = <1>;
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Daspeed-bmc-bytedance-g220a.dts1 // SPDX-License-Identifier: GPL-2.0+
3 /dts-v1/;
5 #include "aspeed-g5.dtsi"
6 #include <dt-bindings/gpio/aspeed-gpio.h>
7 #include <dt-bindings/i2c/i2c.h>
8 #include <dt-bindings/leds/leds-pca955x.h>
12 compatible = "bytedance,g220a-bmc", "aspeed,ast2500";
57 stdout-path = &uart5;
65 reserved-memory {
66 #address-cells = <1>;
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/linux-6.12.1/drivers/pci/
Dquirks.c1 // SPDX-License-Identifier: GPL-2.0
3 * This file contains work-arounds for many known PCI hardware bugs.
5 * should be handled in arch-specific code.
20 #include <linux/isa-dma.h> /* isa_dma_bridge_buggy */
91 int ret = -ENOTTY; in pcie_failed_link_retrain()
94 !pcie_cap_has_lnkctl2(dev) || !dev->link_active_reporting) in pcie_failed_link_retrain()
103 pci_info(dev, "broken device, retraining non-functional downstream link at 2.5GT/s\n"); in pcie_failed_link_retrain()
170 if ((f->class == (u32) (dev->class >> f->class_shift) || in pci_do_fixups()
171 f->class == (u32) PCI_ANY_ID) && in pci_do_fixups()
172 (f->vendor == dev->vendor || in pci_do_fixups()
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