| /linux/drivers/phy/ |
| H A D | phy-lpc18xx-usb-otg.c | 29 struct lpc18xx_usb_otg_phy *lpc = phy_get_drvdata(phy); in lpc18xx_usb_otg_phy_init() local
33 ret = clk_set_rate(lpc->clk, 480000000); in lpc18xx_usb_otg_phy_init()
37 return clk_prepare(lpc->clk); in lpc18xx_usb_otg_phy_init()
42 struct lpc18xx_usb_otg_phy *lpc = phy_get_drvdata(phy); in lpc18xx_usb_otg_phy_exit() local
44 clk_unprepare(lpc->clk); in lpc18xx_usb_otg_phy_exit()
51 struct lpc18xx_usb_otg_phy *lpc = phy_get_drvdata(phy); in lpc18xx_usb_otg_phy_power_on() local
54 ret = clk_enable(lpc->clk); in lpc18xx_usb_otg_phy_power_on()
59 ret = regmap_update_bits(lpc->reg, LPC18XX_CREG_CREG0, in lpc18xx_usb_otg_phy_power_on()
62 clk_disable(lpc->clk); in lpc18xx_usb_otg_phy_power_on()
71 struct lpc18xx_usb_otg_phy *lpc = phy_get_drvdata(phy); in lpc18xx_usb_otg_phy_power_off() local
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| /linux/drivers/clocksource/ |
| H A D | clksrc_st_lpc.c | 3 * Clocksource using the Low Power Timer found in the Low Power Controller (LPC)
18 #include <dt-bindings/mfd/st-lpc.h>
55 "clksrc-st-lpc", rate, 300, 32, in st_clksrc_init()
58 pr_err("clksrc-st-lpc: Failed to register clocksource\n"); in st_clksrc_init()
71 pr_err("clksrc-st-lpc: Failed to get LPC clock\n"); in st_clksrc_setup_clk()
76 pr_err("clksrc-st-lpc: Failed to enable LPC clock\n"); in st_clksrc_setup_clk()
81 pr_err("clksrc-st-lpc: Failed to get LPC clock rate\n"); in st_clksrc_setup_clk()
96 ret = of_property_read_u32(np, "st,lpc-mode", &mode); in st_clksrc_of_register()
98 pr_err("clksrc-st-lpc: An LPC mode must be provided\n"); in st_clksrc_of_register()
102 /* LPC can either run as a Clocksource or in RTC or WDT mode */ in st_clksrc_of_register()
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| /linux/Documentation/devicetree/bindings/watchdog/ |
| H A D | st_lpc_wdt.txt | 1 STMicroelectronics Low Power Controller (LPC) - Watchdog
4 LPC currently supports Watchdog OR Real Time Clock OR Clocksource
7 [See: ../rtc/rtc-st-lpc.txt for RTC options]
8 [See: ../timer/st,stih407-lpc for Clocksource options]
12 - compatible : Should be: "st,stih407-lpc"
13 - reg : LPC registers base address + size
14 - interrupts : LPC interrupt line number and associated flags
15 - clocks : Clock used by LPC device (See: ../clock/clock-bindings.txt)
16 - st,lpc-mode : The LPC can run either one of three modes:
33 lpc@fde05000 {
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| /linux/Documentation/devicetree/bindings/rtc/ |
| H A D | rtc-st-lpc.txt | 1 STMicroelectronics Low Power Controller (LPC) - RTC
4 LPC currently supports Watchdog OR Real Time Clock OR Clocksource
8 [See: ../timer/st,stih407-lpc for Clocksource options]
12 - compatible : Must be: "st,stih407-lpc"
13 - reg : LPC registers base address + size
14 - interrupts : LPC interrupt line number and associated flags
15 - clocks : Clock used by LPC device (See: ../clock/clock-bindings.txt)
16 - st,lpc-mode : The LPC can run either one of three modes:
23 lpc@fde05000 {
24 compatible = "st,stih407-lpc";
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| /linux/Documentation/devicetree/bindings/timer/ |
| H A D | st,stih407-lpc | 1 STMicroelectronics Low Power Controller (LPC) - Clocksource
4 LPC currently supports Watchdog OR Real Time Clock OR Clocksource
8 [See: ../rtc/rtc-st-lpc.txt for RTC options]
12 - compatible : Must be: "st,stih407-lpc"
13 - reg : LPC registers base address + size
14 - interrupts : LPC interrupt line number and associated flags
15 - clocks : Clock used by LPC device (See: ../clock/clock-bindings.txt)
16 - st,lpc-mode : The LPC can run either one of three modes:
23 lpc@fde05000 {
24 compatible = "st,stih407-lpc";
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| /linux/drivers/watchdog/ |
| H A D | st_lpc_wdt.c | 3 * ST's LPC Watchdog
22 #include <dt-bindings/mfd/st-lpc.h>
28 /* LPC as WDT */
57 .compatible = "st,stih407-lpc",
128 .identity = "ST LPC WDT",
160 ret = of_property_read_u32(np, "st,lpc-mode", &mode); in st_wdog_probe()
162 dev_err(dev, "An LPC mode must be provided\n"); in st_wdog_probe()
166 /* LPC can either run as a Clocksource or in RTC or WDT mode */ in st_wdog_probe()
229 dev_info(dev, "LPC Watchdog driver registered, reset type is %s", in st_wdog_probe()
284 .name = "st-lpc-wdt",
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| /linux/arch/powerpc/platforms/powernv/ |
| H A D | opal-lpc.c | 3 * PowerNV LPC bus handling.
187 struct lpc_debugfs_entry *lpc = filp->private_data; in lpc_debug_read() local
204 if (lpc->lpc_type == OPAL_LPC_FW) { in lpc_debug_read()
210 rc = opal_lpc_read(opal_lpc_chip_id, lpc->lpc_type, pos, in lpc_debug_read()
224 * respective positions (ie, LPC position). in lpc_debug_read()
229 * IE. If the LPC transaction has bytes B0, B1, B2 and B3 in that in lpc_debug_read()
278 struct lpc_debugfs_entry *lpc = filp->private_data; in lpc_debug_write() local
295 if (lpc->lpc_type == OPAL_LPC_FW) { in lpc_debug_write()
334 rc = opal_lpc_write(opal_lpc_chip_id, lpc->lpc_type, pos, in lpc_debug_write()
374 root = debugfs_create_dir("lpc", arch_debugfs_dir); in opal_lpc_init_debugfs()
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| /linux/Documentation/devicetree/bindings/arm/hisilicon/ |
| H A D | low-pin-count.yaml | 13 Hisilicon HiP06 SoCs implement a Low Pin Count (LPC) controller, which
17 LPC device node.
28 - hisilicon,hip06-lpc
29 - hisilicon,hip07-lpc
50 compatible = "hisilicon,hip06-lpc";
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| /linux/drivers/soc/aspeed/ |
| H A D | aspeed-lpc-snoop.c | 5 * Provides a simple driver to control the ASPEED LPC snoop interface which
7 * the host to an arbitrary LPC I/O port.
28 #define DEVICE_NAME "aspeed-lpc-snoop"
264 /* Enable LPC snoop channel at requested port */ in aspeed_lpc_enable_snoop()
322 if (!of_device_is_compatible(np, "aspeed,ast2400-lpc-v2") && in aspeed_lpc_snoop_probe()
323 !of_device_is_compatible(np, "aspeed,ast2500-lpc-v2") && in aspeed_lpc_snoop_probe()
324 !of_device_is_compatible(np, "aspeed,ast2600-lpc-v2")) { in aspeed_lpc_snoop_probe()
325 dev_err(dev, "unsupported LPC device binding\n"); in aspeed_lpc_snoop_probe()
375 { .compatible = "aspeed,ast2400-lpc-snoop",
377 { .compatible = "aspeed,ast2500-lpc-snoop",
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| H A D | Makefile | 2 obj-$(CONFIG_ASPEED_LPC_CTRL) += aspeed-lpc-ctrl.o
3 obj-$(CONFIG_ASPEED_LPC_SNOOP) += aspeed-lpc-snoop.o
7 CONTEXT_ANALYSIS_aspeed-lpc-snoop.o := y
|
| /linux/Documentation/translations/zh_TW/arch/loongarch/ |
| H A D | irq-chip-model.rst | 16 斷控制器）、PCH-LPC（LS7A芯片組的LPC中斷控制器）和PCH-MSI（MSI中斷控制器）。
19 全局中斷控制器（每個芯片一個，所有核共享），而PCH-PIC/PCH-LPC/PCH-MSI是CPU外部的中
28 PCH-LPC/PCH-MSI，然後被HTVECINTC統一收集，再發送到LIOINTC，最後到達CPUINTC::
51 | PCH-LPC | | Devices | | Devices |
64 PCH-LPC/PCH-MSI，然後被EIOINTC統一收集，再直接到達CPUINTC::
82 | PCH-LPC | | Devices | | Devices |
129 PCH-LPC::
157 - PCH-LPC：即《龍芯7A1000橋片用戶手冊》第24.3節所描述的“LPC中斷”。
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| /linux/drivers/rtc/ |
| H A D | rtc-st-lpc.c | 3 * rtc-st-lpc.c - ST's LPC RTC, powered by the Low Power Timer
25 #include <dt-bindings/mfd/st-lpc.h>
37 /* LPC as WDT */
191 ret = of_property_read_u32(np, "st,lpc-mode", &mode); in st_rtc_probe()
193 dev_err(&pdev->dev, "An LPC mode must be provided\n"); in st_rtc_probe()
197 /* LPC can either run as a Clocksource or in RTC or WDT mode */ in st_rtc_probe()
296 { .compatible = "st,stih407-lpc" },
303 .name = "st-lpc-rtc",
312 MODULE_DESCRIPTION("STMicroelectronics LPC RTC driver");
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| /linux/arch/x86/kernel/ |
| H A D | i8237.c | 17 * 8237A DMA controller (used for ISA and LPC).
61 * LPC traffic for POST codes. Original LPC only decodes one byte of in i8237A_init_ops()
62 * port 0x80 but some BIOS may choose to enhance PCH LPC port 0x8x in i8237A_init_ops()
70 * support 8237 DMA or bus mastering from LPC. Platform firmware in i8237A_init_ops()
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| /linux/drivers/char/ipmi/ |
| H A D | kcs_bmc_aspeed.c | 34 * LPCyE Enable LPC channel y
35 * IBFIEy Input Buffer Full IRQ Enable for LPC channel y
36 * IRQxEy Assert SerIRQ x for LPC channel y (Deprecated, use IDyIRQX, IRQXEy)
37 * IDyIRQX Use the specified 4-bit SerIRQ for LPC channel y
38 * SELyIRQX SerIRQ polarity for LPC channel y (low: 0, high: 1)
39 * IRQXEy Assert the SerIRQ specified in IDyIRQX for LPC channel y
535 "aspeed,lpc-io-reg", in aspeed_kcs_of_get_io_address()
538 dev_err(&pdev->dev, "No valid 'aspeed,lpc-io-reg' configured\n"); in aspeed_kcs_of_get_io_address()
543 dev_err(&pdev->dev, "Invalid data address in 'aspeed,lpc-io-reg'\n"); in aspeed_kcs_of_get_io_address()
548 dev_err(&pdev->dev, "Invalid status address in 'aspeed,lpc-io-reg'\n"); in aspeed_kcs_of_get_io_address()
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| /linux/arch/powerpc/include/asm/ |
| H A D | mpc5121.h | 47 * LPC Module
75 u32 data_word; /* LPC RX/TX FIFO Data Word Register */
76 u32 fifo_status; /* LPC RX/TX FIFO Status Register */
77 u32 fifo_ctrl; /* LPC RX/TX FIFO Control Register */
78 u32 fifo_alarm; /* LPC RX/TX FIFO Alarm Register */
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| /linux/drivers/mcb/ |
| H A D | Kconfig | 33 tristate "LPC (non PCI) based MCB carrier"
37 This is a MCB carrier on a LPC or non PCI device.
39 If build as a module, the module is called mcb-lpc.ko
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| H A D | mcb-lpc.c | 114 mcb_lpc_pdev = platform_device_alloc("mcb-lpc", -1); in mcb_lpc_create_platform_device()
138 .name = "mcb-lpc",
186 MODULE_DESCRIPTION("MCB over LPC support");
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| /linux/arch/arm/boot/dts/aspeed/ |
| H A D | aspeed-bmc-amd-ethanolx.dts | 251 aspeed,lpc-io-reg = <0x60>;
256 aspeed,lpc-io-reg = <0x62>;
261 aspeed,lpc-io-reg = <0xCA2>;
266 aspeed,lpc-io-reg = <0x97DE>;
275 //Enable lpc clock
281 aspeed,lpc-io-reg = <0x3f8>;
282 aspeed,lpc-interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
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| /linux/Documentation/ABI/stable/ |
| H A D | sysfs-driver-aspeed-vuart | 5 will appear on the host <-> BMC LPC bus.
13 the UART will appear on the host <-> BMC LPC bus.
21 host via the BMC LPC bus.
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| /linux/Documentation/devicetree/bindings/net/ |
| H A D | nxp,lpc-eth.yaml | 4 $id: http://devicetree.org/schemas/net/nxp,lpc-eth.yaml#
14 const: nxp,lpc-eth
42 compatible = "nxp,lpc-eth";
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| /linux/Documentation/devicetree/bindings/soc/aspeed/ |
| H A D | uart-routing.yaml | 44 lpc: lpc@1e789000 {
45 compatible = "aspeed,ast2600-lpc-v2", "simple-mfd", "syscon";
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| /linux/arch/sh/include/cpu-sh4/cpu/ |
| H A D | sh7757.h | 145 /* PTG (mobule: system, LBSC, LPC, WDT, LPC, eMMC) */
150 /* PTH (mobule: SPI1, LPC, DMAC, ADC) */
197 /* PTQ (mobule: LPC) */
217 /* PTU (mobule: LPC, APM) */
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| /linux/drivers/net/ethernet/nxp/ |
| H A D | Kconfig | 3 tristate "NXP ethernet MAC on LPC devices"
9 some NXP LPC devices. You can safely enable this option for LPC32xx
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| /linux/include/uapi/linux/ |
| H A D | aspeed-lpc-ctrl.h | 23 * across the BMC <-> Host LPC bus.
34 * addr: Address on the host LPC bus that the specified window should
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| /linux/arch/powerpc/platforms/512x/ |
| H A D | mpc512x_shared.c | 489 static struct mpc512x_lpc __iomem *lpc; in mpc512x_cs_config() local
495 if (!lpc) { in mpc512x_cs_config()
496 np = of_find_compatible_node(NULL, NULL, "fsl,mpc5121-lpc"); in mpc512x_cs_config()
497 lpc = of_iomap(np, 0); in mpc512x_cs_config()
499 if (!lpc) in mpc512x_cs_config()
503 out_be32(&lpc->cs_cfg[cs], val); in mpc512x_cs_config()
|