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/openbmc/linux/Documentation/devicetree/bindings/pwm/
H A Dpwm-sifive.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/pwm/pwm-sifive.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: SiFive PWM controller
11 - Paul Walmsley <paul.walmsley@sifive.com>
14 Unlike most other PWM controllers, the SiFive PWM controller currently
15 only supports one period for all channels in the PWM. All PWMs need to
18 achievable period. PWM RTL that corresponds to the IP block version
19 numbers can be found here -
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/openbmc/linux/arch/riscv/boot/dts/sifive/
H A Dfu540-c000.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /* Copyright (c) 2018-2019 SiFive, Inc */
4 /dts-v1/;
6 #include <dt-bindings/clock/sifive-fu540-prci.h>
9 #address-cells = <2>;
10 #size-cells = <2>;
11 compatible = "sifive,fu540-c000", "sifive,fu540";
23 #address-cells = <1>;
24 #size-cells = <0>;
28 i-cache-block-size = <64>;
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H A Dhifive-unleashed-a00.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 /* Copyright (c) 2018-2019 SiFive, Inc */
4 #include "fu540-c000.dtsi"
5 #include <dt-bindings/gpio/gpio.h>
6 #include <dt-bindings/leds/common.h>
7 #include <dt-bindings/pwm/pwm.h>
14 compatible = "sifive,hifive-unleashed-a00", "sifive,fu540-c000",
15 "sifive,fu540";
18 stdout-path = "serial0";
22 timebase-frequency = <RTCCLK_FREQ>;
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H A Dfu740-c000.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
4 /dts-v1/;
6 #include <dt-bindings/clock/sifive-fu740-prci.h>
9 #address-cells = <2>;
10 #size-cells = <2>;
11 compatible = "sifive,fu740-c000", "sifive,fu740";
23 #address-cells = <1>;
24 #size-cells = <0>;
28 i-cache-block-size = <64>;
29 i-cache-sets = <128>;
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/openbmc/qemu/hw/riscv/
H A Dsifive_u.c2 * QEMU RISC-V Board Compatible with SiFive Freedom U SDK
4 * Copyright (c) 2016-2017 Sagar Karandikar, sagark@eecs.berkeley.edu
15 * 5) OTP (One-Time Programmable) memory with stored serial number
39 #include "qemu/error-report.h"
99 uint64_t mem_size = ms->ram_size; in create_fdt()
111 "sifive,plic-1.0.0", "riscv,plic0" in create_fdt()
114 fdt = ms->fdt = create_device_tree(&s->fdt_size); in create_fdt()
122 "sifive,hifive-unleashed-a00"); in create_fdt()
123 qemu_fdt_setprop_cell(fdt, "/", "#size-cells", 0x2); in create_fdt()
124 qemu_fdt_setprop_cell(fdt, "/", "#address-cells", 0x2); in create_fdt()
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/openbmc/u-boot/doc/
H A DREADME.sifive-fu5401 FU540-C000 RISC-V SoC
3 The FU540-C000 is the world’s first 4+1 64-bit RISC‑V SoC from SiFive.
5 The HiFive Unleashed development platform is based on FU540-C000 and capable
16 1. SPI driver is still missing. So MMC card can't be used in U-Boot as of now.
17 2. U-Boot expects the serial console device entry to be present under /chosen
20 stdout-path = "/soc/serial@10010000:115200";
23 Without a serial console U-Boot will panic.
27 1. Add the RISC-V toolchain to your PATH.
36 The current U-Boot port is supported in S-mode only and loaded from DRAM.
38 A prior stage (M-mode) firmware/bootloader (e.g OpenSBI or BBL) is required to
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/openbmc/linux/drivers/pwm/
H A Dpwm-sifive.c1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2017-2018 SiFive
4 * For SiFive's PWM IP block documentation please refer Chapter 14 of
5 * Reference Manual : https://static.dev.sifive.com/FU540-C000-v1.0.pdf
8 * - When changing both duty cycle and period, we cannot prevent in
11 * - The hardware cannot generate a 100% duty cycle.
12 * - The hardware generates only inverted output.
19 #include <linux/pwm.h>
60 static int pwm_sifive_request(struct pwm_chip *chip, struct pwm_device *pwm) in pwm_sifive_request() argument
64 mutex_lock(&ddata->lock); in pwm_sifive_request()
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/openbmc/linux/drivers/tty/serial/
H A Dsifive.c1 // SPDX-License-Identifier: GPL-2.0+
5 * Copyright (C) 2018-2019 SiFive
8 * - drivers/tty/serial/pxa.c
9 * - drivers/tty/serial/amba-pl011.c
10 * - drivers/tty/serial/uartlite.c
11 * - drivers/tty/serial/omap-serial.c
12 * - drivers/pwm/pwm-sifive.c
15 * - Chapter 19 "Universal Asynchronous Receiver/Transmitter (UART)" of
16 * SiFive FE310-G000 v2p3
17 * - The tree/master/src/main/scala/devices/uart directory of
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/openbmc/linux/
H A DMAINTAINERS5 ----------
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H A Dopengrok2.0.log1 2024-12-28 20:05:26.116-0600 FINEST t586 Statistics.logIt: Added: '/openbmc/linux/tools/testing/selftests/drivers/net/mlxsw/rtnetlink.sh' (ShAnalyzer) (took 79 ms)
2 2024-12-28 20:05:26.112-0600 FINER t592 IndexDatabase.createAnnotationCache: failed to create annotation: repository {dir='/opengrok/src/openbmc/qemu',type=git,historyCache=on,renamed=false,merge=true,annotationCache=off} does not allow to create annotation cache for '/opengrok/src/openbmc/qemu/chardev/spice.c'
3 2024-12-28 20:05:26.116-0600 FINEST t592 Statistics.logIt: Added: '/openbmc/qemu/chardev/spice.c' (CAnalyzer) (took 33 ms)
4 2024-1
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H A Dopengrok1.0.log1 2024-12-28 20:07:11.902-0600 FINER t583 IndexDatabase.createAnnotationCache: failed to create annotation: repository {dir='/opengrok/src/openbmc/linux',type=git,historyCache=on,renamed=false,merge=true,annotationCache=off} does not allow to create annotation cache for '/opengrok/src/openbmc/linux/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c'
2 2024-12-28 20:07:11.913-0600 FINEST t583 Statistics.logIt: Added: '/openbmc/linux/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c' (CAnalyzer) (took 116 ms)
3 2024-12-28 20:07:11.899-0600 FINER t593 IndexDatabase.createAnnotationCache: failed to create annotation: repository {dir='/opengrok/src/openbmc/linux',type=git,historyCache=on,renamed=false,merge=true,annotationCache=off} does not allow to create annotation cache for '/opengrok/src/openbmc/linux/tools/testing/selftests/powerpc/tm/tm-signa
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H A Dopengrok0.0.log1 2024-12-28 20:09:05.996-0600 FINEST t1171 PendingFileCompleter.doRename: Moved pending as file: '/opengrok/data/xref/openbmc/linux/drivers/staging/media/av7110/video-continue.rst.gz'
2 2024-12-28 20:09:05.942-0600 FINEST t1149 PendingFileCompleter.doRename: Moved pending as file: '/opengrok/data/xref/openbmc/u-boot/arch/sh/config.mk.gz'
3 2024-12-2
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/openbmc/
Dopengrok1.0.log1 2025-01-08 03:00:39.311-0600 FINE t1 Executor.registerErrorHandler: Installing default uncaught exception handler
2 2025-01-08 03:00:39.421-0600 INFO t1 Indexer.parseOptions: Indexer options: [-c, /usr/local/bin/ctags, -T, 12, -s, /opengrok/src, -
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Dopengrok2.0.log1 2025-01-07 03:00:34.968-0600 FINE t1 Executor.registerErrorHandler: Installing default uncaught exception handler
2 2025-01-07 03:00:35.081-0600 INFO t1 Indexer.parseOptions: Indexer options: [-c, /usr/local/bin/ctags, -T, 12, -s, /opengrok/src, -
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