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/openbmc/linux/Documentation/devicetree/bindings/net/can/
H A Dcan-controller.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/net/can/can-controller.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Marc Kleine-Budde <mkl@pengutronix.de>
16 termination-gpios:
17 description: GPIO pin to enable CAN bus termination.
20 termination-ohms:
21 description: The resistance value of the CAN bus termination resistor.
H A Dfsl,flexcan.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 Flexcan CAN controller on Freescale's ARM and PowerPC system-on-a-chip (SOC).
11 - Marc Kleine-Budde <mkl@pengutronix.de>
14 - $ref: can-controller.yaml#
19 - enum:
20 - fsl,imx93-flexcan
21 - fsl,imx8qm-flexcan
22 - fsl,imx8mp-flexcan
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/openbmc/linux/Documentation/devicetree/bindings/power/supply/
H A Dbq25890.yaml1 # SPDX-License-Identifier: GPL-2.0
4 ---
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Bq25890, bq25892, bq25895 and bq25896 Li-Ion Charger
11 - Sebastian Reichel <sre@kernel.org>
14 - $ref: power-supply.yaml#
19 - enum:
20 - ti,bq25890
21 - items:
22 - enum:
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H A Dbattery.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Sebastian Reichel <sre@kernel.org>
14 In smart batteries, these are typically stored in non-volatile memory
16 no appropriate non-volatile memory, or it is unprogrammed/incorrect.
27 Batteries must be referenced by chargers and/or fuel-gauges using a phandle.
28 The phandle's property should be named "monitored-battery".
32 const: simple-battery
34 device-chemistry:
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/openbmc/linux/arch/arm/boot/dts/st/
H A Dstm32mp157c-lxa-tac-gen2.dts1 // SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-3-Clause)
3 * Copyright (C) 2020 STMicroelectronics - All Rights Reserved
8 /dts-v1/;
11 #include "stm32mp15xc-lxa-tac.dtsi"
15 compatible = "lxa,stm32mp157c-tac-gen2", "oct,stm32mp15xx-osd32", "st,stm32mp157";
18 compatible = "pwm-backlight";
19 power-supply = <&v3v3>;
21 brightness-levels = <0 31 63 95 127 159 191 223 255>;
22 default-brightness-level = <7>;
26 reg_iobus_12v: regulator-iobus-12v {
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/openbmc/linux/drivers/net/can/dev/
H A Ddev.c1 // SPDX-License-Identifier: GPL-2.0-only
2 /* Copyright (C) 2005 Marc Kleine-Budde, Pengutronix
4 * Copyright (C) 2008-2009 Wolfgang Grandegger <wg@grandegger.com>
13 #include <linux/can/can-ml.h>
24 if (new_state <= priv->state) in can_update_state_error_stats()
29 priv->can_stats.error_warning++; in can_update_state_error_stats()
32 priv->can_stats.error_passive++; in can_update_state_error_stats()
35 priv->can_stats.bus_off++; in can_update_state_error_stats()
99 if (unlikely(new_state == priv->state)) { in can_change_state()
105 can_get_state_str(priv->state), priv->state, in can_change_state()
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/openbmc/u-boot/board/xes/xpedite550x/
H A Dddr.c1 // SPDX-License-Identifier: GPL-2.0+
4 * Copyright 2007-2008 Freescale Semiconductor, Inc.
20 * There are traditionally three board-specific SDRAM timing parameters
23 * - TIMING_CFG_2 register
25 * chip-specific internal delays.
27 * - DDR_SDRAM_CLK_CNTL register
30 * - TIMING_CFG_2 register
32 * Usually only needed with heavy load/very high speed (>DDR2-800)
34 * ====== XPedite550x DDR3-800 read delay calculations ======
51 /* DDR3-600/667 */
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/openbmc/linux/include/uapi/linux/can/
H A Dnetlink.h1 /* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
25 * CAN bit-timing parameters
32 __u32 bitrate; /* Bit-rate in bits/second */
33 __u32 sample_point; /* Sample point in one-tenth of a percent */
39 __u32 brp; /* Bit-rate prescaler */
43 * CAN hardware-dependent bit-timing constant
45 * Used for calculating and checking bit-timing parameters
54 __u32 brp_min; /* Bit-rate prescaler */
96 #define CAN_CTRLMODE_LISTENONLY 0x02 /* Listen-only mode */
98 #define CAN_CTRLMODE_ONE_SHOT 0x08 /* One-Shot mode */
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/openbmc/linux/arch/arm/boot/dts/nxp/imx/
H A Dimx6qdl-vicut1.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
7 #include <dt-bindings/display/sdtv-standards.h>
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/leds/common.h>
11 #include <dt-bindings/media/tvp5150.h>
12 #include <dt-bindings/sound/fsl-imx-audmux.h>
16 stdout-path = &uart4;
20 compatible = "pwm-backlight";
21 pinctrl-names = "default";
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/openbmc/linux/drivers/power/supply/
H A Dbq25890_charger.c1 // SPDX-License-Identifier: GPL-2.0-or-later
84 u8 iterm; /* termination current */
113 char name[28]; /* "bq25890-charger-%d" */
272 * Most of the val -> idx conversions can be computed, given the minimum,
322 0, -10, -20, -30, -40, -60, -70, -80,
323 -90, -10, -120, -140, -150, -170, -190, -210,
367 ret = regmap_field_read(bq->rmap_fields[field_id], &val); in bq25890_field_read()
377 return regmap_field_write(bq->rmap_fields[field_id], val); in bq25890_field_write()
394 rtbl_size = (rtbl->max - rtbl->min) / rtbl->step + 1; in bq25890_find_idx()
397 idx < rtbl_size && (idx * rtbl->step + rtbl->min <= value); in bq25890_find_idx()
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H A Drk817_charger.c1 // SPDX-License-Identifier: GPL-2.0+
12 #include <linux/devm-helpers.h>
68 * soc - state of charge - like the BSP this is stored as a percentage,
143 return -EINVAL; in rk817_chg_cur_to_reg()
166 return -EINVAL; in rk817_chg_cur_from_reg()
177 regmap_bulk_read(charger->rk808->regmap, RK817_GAS_GAUGE_VCALIB0_H, in rk817_bat_calib_vol()
181 regmap_bulk_read(charger->rk808->regmap, RK817_GAS_GAUGE_VCALIB1_H, in rk817_bat_calib_vol()
186 charger->voltage_k = (4025 - 2300) * 1000 / in rk817_bat_calib_vol()
187 ((vcalib1 - vcalib0) ? (vcalib1 - vcalib0) : 1); in rk817_bat_calib_vol()
188 charger->voltage_b = 4025 - (charger->voltage_k * vcalib1) / 1000; in rk817_bat_calib_vol()
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/openbmc/linux/arch/arm/boot/dts/ti/omap/
H A Domap3-n900.dts1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (C) 2013-2014 Aaro Koskinen <aaro.koskinen@iki.fi>
7 /dts-v1/;
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/leds/common.h>
12 #include <dt-bindings/media/video-interfaces.h>
15 * Default secure signed bootloader (Nokia X-Loader) does not enable L3 firewall
17 * blocks then kernel receive "Unhandled fault: external abort on non-linefetch"
18 * and crash. Until somebody fix omap-aes.c and omap_hwmod_3xxx_data.c code (no
34 compatible = "nokia,omap3-n900", "ti,omap3430", "ti,omap3";
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