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Searched +full:ddr +full:- +full:backup +full:- +full:power (Results 1 – 25 of 32) sorted by relevance

12

/kernel/linux/linux-5.10/Documentation/ABI/testing/
Dsysfs-driver-bd9571mwv-regulator1 What: /sys/bus/i2c/devices/.../bd9571mwv-regulator.*.auto/backup_mode
5 Description: Read/write the current state of DDR Backup Mode, which controls
6 if DDR power rails will be kept powered during system suspend.
8 Two types of power switches (or control signals) can be used:
10 A. With a momentary power switch (or pulse signal), DDR
11 Backup Mode is enabled by default when available, as the
13 B. With a toggle power switch (or level signal), the
16 1. Configure PMIC for backup mode, to change the role of
17 the accessory power switch from a power switch to a
18 wake-up switch,
[all …]
/kernel/linux/linux-6.6/Documentation/ABI/testing/
Dsysfs-driver-bd9571mwv-regulator1 What: /sys/bus/i2c/devices/.../bd9571mwv-regulator.*.auto/backup_mode
5 Description: Read/write the current state of DDR Backup Mode, which controls
6 if DDR power rails will be kept powered during system suspend.
8 Two types of power switches (or control signals) can be used:
10 A. With a momentary power switch (or pulse signal), DDR
11 Backup Mode is enabled by default when available, as the
13 B. With a toggle power switch (or level signal), the
16 1. Configure PMIC for backup mode, to change the role of
17 the accessory power switch from a power switch to a
18 wake-up switch,
[all …]
/kernel/linux/linux-5.10/drivers/regulator/
Dbd9571mwv-regulator.c1 // SPDX-License-Identifier: GPL-2.0
3 * ROHM BD9571MWV-M regulator driver
22 /* DDR Backup Power */
23 u8 bkup_mode_cnt_keepon; /* from "rohm,ddr-backup-power" */
27 /* Power switch type */
56 ret = regmap_read(rdev->regmap, BD9571MWV_AVS_SET_MONI, &val); in bd9571mwv_avs_get_moni_state()
72 return regmap_write_bits(rdev->regmap, BD9571MWV_AVS_VD09_VID(ret), in bd9571mwv_avs_set_voltage_sel_regmap()
73 rdev->desc->vsel_mask, sel); in bd9571mwv_avs_set_voltage_sel_regmap()
85 ret = regmap_read(rdev->regmap, BD9571MWV_AVS_VD09_VID(ret), &val); in bd9571mwv_avs_get_voltage_sel_regmap()
89 val &= rdev->desc->vsel_mask; in bd9571mwv_avs_get_voltage_sel_regmap()
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/mfd/
Dbd9571mwv.txt1 * ROHM BD9571MWV Power Management Integrated Circuit (PMIC) bindings
4 - compatible : Should be "rohm,bd9571mwv".
5 - reg : I2C slave address.
6 - interrupts : The interrupt line the device is connected to.
7 - interrupt-controller : Marks the device node as an interrupt controller.
8 - #interrupt-cells : The number of cells to describe an IRQ, should be 2.
11 masks from ../interrupt-controller/interrupts.txt.
12 - gpio-controller : Marks the device node as a GPIO Controller.
13 - #gpio-cells : Should be two. The first cell is the pin number and
16 - regulators: : List of child nodes that specify the regulator
[all …]
/kernel/linux/linux-6.6/drivers/regulator/
Dbd9571mwv-regulator.c1 // SPDX-License-Identifier: GPL-2.0
3 * ROHM BD9571MWV-M and BD9574MWF-M regulator driver
12 #include <linux/mfd/rohm-generic.h>
23 /* DDR Backup Power */
24 u8 bkup_mode_cnt_keepon; /* from "rohm,ddr-backup-power" */
28 /* Power switch type */
57 ret = regmap_read(rdev->regmap, BD9571MWV_AVS_SET_MONI, &val); in bd9571mwv_avs_get_moni_state()
73 return regmap_write_bits(rdev->regmap, BD9571MWV_AVS_VD09_VID(ret), in bd9571mwv_avs_set_voltage_sel_regmap()
74 rdev->desc->vsel_mask, sel); in bd9571mwv_avs_set_voltage_sel_regmap()
86 ret = regmap_read(rdev->regmap, BD9571MWV_AVS_VD09_VID(ret), &val); in bd9571mwv_avs_get_voltage_sel_regmap()
[all …]
/kernel/linux/linux-6.6/Documentation/devicetree/bindings/mfd/
Drohm,bd9571mwv.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ROHM BD9571MWV/BD9574MWF Power Management Integrated Circuit (PMIC)
10 - Marek Vasut <marek.vasut@gmail.com>
15 - rohm,bd9571mwv
16 - rohm,bd9574mwf
24 interrupt-controller: true
26 '#interrupt-cells':
29 gpio-controller: true
[all …]
/kernel/linux/linux-6.6/arch/arm/mach-lpc32xx/
Dpm.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * arch/arm/mach-lpc32xx/pm.c
12 * LPC32XX CPU and system power management
14 * The LPC32XX has three CPU modes for controlling system power: run,
15 * direct-run, and halt modes. When switching between halt and run modes,
16 * the CPU transistions through direct-run mode. For Linux, direct-run
25 * Direct-run mode:
36 * wake the system up back into direct-run mode.
39 * DRAM clocking and refresh are slightly different for systems with DDR
41 * SDRAM will still be accessible in direct-run mode. In DDR based systems,
[all …]
/kernel/linux/linux-5.10/arch/arm/mach-lpc32xx/
Dpm.c2 * arch/arm/mach-lpc32xx/pm.c
14 * LPC32XX CPU and system power management
16 * The LPC32XX has three CPU modes for controlling system power: run,
17 * direct-run, and halt modes. When switching between halt and run modes,
18 * the CPU transistions through direct-run mode. For Linux, direct-run
27 * Direct-run mode:
38 * wake the system up back into direct-run mode.
41 * DRAM clocking and refresh are slightly different for systems with DDR
43 * SDRAM will still be accessible in direct-run mode. In DDR based systems,
44 * a transition to direct-run mode will stop all DDR accesses (no clocks).
[all …]
/kernel/linux/linux-5.10/arch/sh/include/mach-sdk7786/mach/
Dfpga.h1 /* SPDX-License-Identifier: GPL-2.0 */
78 #define PWRCR_PDWNACK BIT(5) /* Power down acknowledge */
79 #define PWRCR_PDWNREQ BIT(7) /* Power down request */
80 #define PWRCR_INT2 BIT(11) /* INT2 connection to power manager */
81 #define PWRCR_BUPINIT BIT(13) /* DDR backup initialize */
82 #define PWRCR_BKPRST BIT(15) /* Backup power reset */
131 /* arch/sh/boards/mach-sdk7786/fpga.c */
135 /* arch/sh/boards/mach-sdk7786/nmi.c */
/kernel/linux/linux-6.6/arch/sh/include/mach-sdk7786/mach/
Dfpga.h1 /* SPDX-License-Identifier: GPL-2.0 */
78 #define PWRCR_PDWNACK BIT(5) /* Power down acknowledge */
79 #define PWRCR_PDWNREQ BIT(7) /* Power down request */
80 #define PWRCR_INT2 BIT(11) /* INT2 connection to power manager */
81 #define PWRCR_BUPINIT BIT(13) /* DDR backup initialize */
82 #define PWRCR_BKPRST BIT(15) /* Backup power reset */
131 /* arch/sh/boards/mach-sdk7786/fpga.c */
135 /* arch/sh/boards/mach-sdk7786/nmi.c */
/kernel/linux/linux-6.6/arch/arm/mach-at91/
Dpm.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * arch/arm/mach-at91/pm.c
4 * AT91 Power Management
35 * struct at91_pm_bu - AT91 power management backup unit data structure
36 * @suspended: true if suspended to backup mode
38 * @canary: canary data for memory checking after exit from backup mode
40 * @ddr_phy_calibration: DDR PHY calibration data: ZQ0CR0, first 8 words
52 * struct at91_pm_sfrbu_regs - registers mapping for SFRBU
53 * @pswbu: power switch BU control registers
65 * enum at91_pm_eth_clk - Ethernet clock indexes
[all …]
Dpm_suspend.S1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * arch/arm/mach-at91/pm_slow_clock.S
13 #include "pm_data-offsets.h"
16 .arch armv7-a
91 * Set state for 2.5V low power regulator
92 * @ena: 0 - disable regulator
93 * 1 - enable regulator
125 * Enable self-refresh
164 /* Switch to self-refresh. */
170 /* Wait for self-refresh enter. */
[all …]
/kernel/linux/linux-5.10/Documentation/devicetree/bindings/arm/
Datmel-sysregs.txt4 - compatible: Should be "atmel,sama5d2-chipid"
5 - reg : Should contain registers location and length
8 - compatible: Should be "atmel,at91sam9260-pit"
9 - reg: Should contain registers location and length
10 - interrupts: Should contain interrupt for the PIT which is the IRQ line
14 - compatible: Should be "microchip,sam9x60-pit64b"
15 - reg: Should contain registers location and length
16 - interrupts: Should contain interrupt for PIT64B timer
17 - clocks: Should contain the available clock sources for PIT64B timer.
20 - compatible: Should be "atmel,at91rm9200-st", "syscon", "simple-mfd"
[all …]
/kernel/linux/linux-6.6/arch/arm/boot/dts/aspeed/
Daspeed-bmc-ampere-mtmitchell.dts1 // SPDX-License-Identifier: GPL-2.0-only
4 /dts-v1/;
6 #include "aspeed-g6.dtsi"
7 #include <dt-bindings/i2c/i2c.h>
8 #include <dt-bindings/gpio/aspeed-gpio.h>
12 compatible = "ampere,mtmitchell-bmc", "aspeed,ast2600";
20 stdout-path = &uart5;
28 reserved-memory {
29 #address-cells = <1>;
30 #size-cells = <1>;
[all …]
/kernel/linux/linux-6.6/arch/arm64/boot/dts/renesas/
Dulcb.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for the R-Car Gen3 ULCB board
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/input/input.h>
13 model = "Renesas R-Car Gen3 ULCB board";
32 stdout-path = "serial0:115200n8";
35 audio_clkout: audio-clkout {
38 * but needed to avoid cs2000/rcar_sound probe dead-lock
40 compatible = "fixed-clock";
41 #clock-cells = <0>;
[all …]
Debisu.dtsi1 // SPDX-License-Identifier: GPL-2.0
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/input.h>
33 stdout-path = "serial0:115200n8";
36 audio_clkout: audio-clkout {
39 * but needed to avoid cs2000/rcar_sound probe dead-lock
41 compatible = "fixed-clock";
42 #clock-cells = <0>;
43 clock-frequency = <11289600>;
47 compatible = "pwm-backlight";
[all …]
Dsalvator-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for common parts of Salvator-X board variants
5 * Copyright (C) 2015-2016 Renesas Electronics Corp.
9 * SSI-AK4613
31 #include <dt-bindings/gpio/gpio.h>
32 #include <dt-bindings/input/input.h>
54 stdout-path = "serial0:115200n8";
57 audio_clkout: audio-clkout {
60 * but needed to avoid cs2000/rcar_sound probe dead-lock
62 compatible = "fixed-clock";
[all …]
/kernel/linux/linux-5.10/arch/arm64/boot/dts/renesas/
Dulcb.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for the R-Car Gen3 ULCB board
10 * SSI-AK4613
11 * aplay -D plughw:0,0 xxx.wav
12 * arecord -D plughw:0,0 xxx.wav
13 * SSI-HDMI
14 * aplay -D plughw:0,1 xxx.wav
17 #include <dt-bindings/gpio/gpio.h>
18 #include <dt-bindings/input/input.h>
21 model = "Renesas R-Car Gen3 ULCB board";
[all …]
Dr8a77990-ebisu.dts1 // SPDX-License-Identifier: GPL-2.0
8 /dts-v1/;
10 #include <dt-bindings/gpio/gpio.h>
26 stdout-path = "serial0:115200n8";
29 audio_clkout: audio-clkout {
32 * but needed to avoid cs2000/rcar_sound probe dead-lock
34 compatible = "fixed-clock";
35 #clock-cells = <0>;
36 clock-frequency = <11289600>;
40 compatible = "pwm-backlight";
[all …]
Dsalvator-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source for common parts of Salvator-X board variants
5 * Copyright (C) 2015-2016 Renesas Electronics Corp.
9 * SSI-AK4613
31 #include <dt-bindings/gpio/gpio.h>
32 #include <dt-bindings/input/input.h>
46 stdout-path = "serial0:115200n8";
49 audio_clkout: audio-clkout {
52 * but needed to avoid cs2000/rcar_sound probe dead-lock
54 compatible = "fixed-clock";
[all …]
/kernel/linux/linux-6.6/drivers/power/reset/
Dat91-reset.c6 * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcosoft.com>
20 #include <linux/reset-controller.h>
21 #include <linux/power/power_on_reason.h>
26 #include <dt-bindings/reset/sama7g5-reset.h>
47 * enum reset_type - reset types
48 * @RESET_TYPE_GENERAL: first power-up reset
49 * @RESET_TYPE_WAKEUP: return from backup mode
69 * struct at91_reset - AT91 reset specific data structure
79 * @ramc_lpr: SDRAM Controller Low Power Register
97 * struct at91_reset_data - AT91 reset data
[all …]
/kernel/linux/linux-6.6/arch/arm64/boot/dts/ti/
Dk3-am654-base-board.dts1 // SPDX-License-Identifier: GPL-2.0
3 * Copyright (C) 2016-2020 Texas Instruments Incorporated - https://www.ti.com/
6 /dts-v1/;
8 #include "k3-am654.dtsi"
9 #include <dt-bindings/input/input.h>
10 #include <dt-bindings/net/ti-dp83867.h>
13 compatible = "ti,am654-evm", "ti,am654";
31 stdout-path = "serial2:115200n8";
41 reserved-memory {
42 #address-cells = <2>;
[all …]
/kernel/linux/linux-6.6/drivers/gpu/drm/amd/display/dc/bios/
Dbios_parser2.c2 * Copyright 2012-15 Advanced Micro Devices, Inc.
48 bp->base.ctx->logger
88 #define DATA_TABLES(table) (bp->master_data_tbl->listOfdatatables.table)
92 kfree(bp->base.bios_local_image); in bios_parser2_destruct()
93 kfree(bp->base.integrated_info); in bios_parser2_destruct()
119 tbl_revision->major = 0; in get_atom_data_table_revision()
120 tbl_revision->minor = 0; in get_atom_data_table_revision()
125 tbl_revision->major = in get_atom_data_table_revision()
126 (uint32_t) atom_data_tbl->format_revision & 0x3f; in get_atom_data_table_revision()
127 tbl_revision->minor = in get_atom_data_table_revision()
[all …]
/kernel/linux/linux-5.10/arch/arm/mach-at91/
Dpm.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * arch/arm/mach-at91/pm.c
4 * AT91 Power Management
56 { AT91_PM_ULP0_FAST, "ulp0-fast" },
58 { AT91_PM_BACKUP, "backup" },
59 { -1, NULL },
106 { .compatible = "atmel,sama5d2-gem", .data = &ws_info[0] },
107 { .compatible = "atmel,sama5d2-rtc", .data = &ws_info[1] },
108 { .compatible = "atmel,sama5d3-udc", .data = &ws_info[2] },
109 { .compatible = "atmel,at91rm9200-ohci", .data = &ws_info[2] },
[all …]
/kernel/linux/linux-6.6/drivers/net/ethernet/sfc/siena/
Dmcdi_pcol.h1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2009-2018 Solarflare Communications Inc.
5 * Copyright 2019-2020 Xilinx Inc.
13 /* Power-on reset state */
35 /* The 'doorbell' addresses are hard-wired to alert the MC when written */
38 /* The rest of these are firmware-defined */
46 /* Values to be written to the per-port status dword in shared
71 * | | \--- Response
72 * | \------- Error
73 * \------------------------------ Resync (always set)
[all …]

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