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/linux/drivers/phy/freescale/
H A Dphy-fsl-imx8m-pcie.c64 struct reset_control *perst; member
145 reset_control_deassert(imx8_phy->perst); in imx8_pcie_phy_power_on()
165 reset_control_assert(imx8_phy->perst); in imx8_pcie_phy_power_off()
259 imx8_phy->perst = in imx8_pcie_phy_probe()
260 devm_reset_control_get_exclusive(dev, "perst"); in imx8_pcie_phy_probe()
261 if (IS_ERR(imx8_phy->perst)) in imx8_pcie_phy_probe()
262 return dev_err_probe(dev, PTR_ERR(imx8_phy->perst), in imx8_pcie_phy_probe()
263 "Failed to get PCIE PHY PERST control\n"); in imx8_pcie_phy_probe()
/linux/arch/arm64/boot/dts/qcom/
H A Dipq5332-rdp441.dts39 perst-gpios = <&tlmm 38 GPIO_ACTIVE_LOW>;
53 perst-gpios = <&tlmm 47 GPIO_ACTIVE_LOW>;
79 perst-n-pins {
103 perst-n-pins {
H A Dipq8074-hk10.dtsi43 perst-gpios = <&tlmm 58 GPIO_ACTIVE_LOW>;
48 perst-gpios = <&tlmm 61 GPIO_ACTIVE_LOW>;
H A Dsa8295p-adp.dts456 perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>;
475 perst-gpios = <&tlmm 151 GPIO_ACTIVE_LOW>;
492 perst-gpios = <&tlmm 153 GPIO_ACTIVE_LOW>;
509 perst-gpios = <&tlmm 141 GPIO_ACTIVE_LOW>;
748 perst-n-pins {
771 perst-n-pins {
794 perst-n-pins {
817 perst-n-pins {
H A Dipq8074-hk01.dts57 perst-gpios = <&tlmm 61 GPIO_ACTIVE_LOW>;
62 perst-gpios = <&tlmm 58 GPIO_ACTIVE_LOW>;
H A Dsc8280xp-microsoft-arcata.dts489 perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>;
508 perst-gpios = <&tlmm 151 GPIO_ACTIVE_LOW>;
529 perst-gpios = <&tlmm 141 GPIO_ACTIVE_LOW>;
901 perst-n-pins {
924 perst-n-pins {
947 perst-n-pins {
H A Dsa8540p-ride.dts369 perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>;
390 perst-gpios = <&tlmm 151 GPIO_ACTIVE_LOW>;
610 perst-pins {
633 perst-pins {
H A Dsm8350-hdk.dts496 perst-gpios = <&tlmm 94 GPIO_ACTIVE_LOW>;
510 perst-gpios = <&tlmm 97 GPIO_ACTIVE_LOW>;
763 perst-pins {
786 perst-pins {
H A Dsdm845-mtp.dts513 perst-gpios = <&tlmm 35 GPIO_ACTIVE_LOW>;
529 perst-gpios = <&tlmm 102 GPIO_ACTIVE_LOW>;
649 perst-n-pins {
671 perst-n-pins {
H A Dqcs404-evb.dtsi104 perst-gpios = <&tlmm 43 GPIO_ACTIVE_LOW>;
234 perst_state: perst-state {
/linux/drivers/pci/controller/
H A Dpcie-rockchip-ep.c43 * @perst_irq: IRQ used for the PERST# signal.
44 * @perst_asserted: True if the PERST# signal was asserted.
574 * If PERST# was asserted while polling the link, do not notify in rockchip_pcie_ep_link_training()
601 dev_dbg(rockchip->dev, "PERST# asserted, link down\n"); in rockchip_pcie_ep_perst_assert()
620 dev_dbg(rockchip->dev, "PERST# de-asserted, starting link training\n"); in rockchip_pcie_ep_perst_deassert()
639 u32 perst = gpiod_get_value(rockchip->perst_gpio); in rockchip_pcie_ep_perst_irq_thread() local
641 if (perst) in rockchip_pcie_ep_perst_irq_thread()
647 (perst ? IRQF_TRIGGER_HIGH : IRQF_TRIGGER_LOW)); in rockchip_pcie_ep_perst_irq_thread()
666 "failed to get IRQ for PERST# GPIO: %d\n", in rockchip_pcie_ep_setup_irq()
675 * IRQ as a dummy one by faking the host asserting PERST#. in rockchip_pcie_ep_setup_irq()
[all …]
/linux/Documentation/devicetree/bindings/pinctrl/
H A Dmediatek,mt76x8-pinctrl.yaml40 p4led_an, p4led_kn, pcie, pcm, perst, pwm, pwm0, pwm1,
82 p4led_kn, perst, pwm0, pwm1, refclk, sdmode, spi,
226 const: perst
230 enum: [perst]
/linux/arch/mips/include/asm/octeon/
H A Dcvmx-rst-defs.h179 uint64_t perst:4; member
185 uint64_t perst:4;
192 uint64_t perst:3; member
198 uint64_t perst:3;
/linux/drivers/pci/controller/dwc/
H A Dpcie-kirin.c61 * Each slot has a different clock source and uses a separate PERST# pin.
78 /* DWC PERST# */
81 /* Per-slot PERST# */
465 /* pcie internal PERST# gpio */ in kirin_pcie_get_resource()
547 /* Send PERST# to each slot */ in kirin_pcie_add_bus()
551 dev_err(pci->dev, "PERST# %s error: %d\n", in kirin_pcie_add_bus()
671 /* perst assert Endpoint */ in kirin_pcie_power_on()
/linux/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-ibm-system1.dts565 label = "nic1-perst";
573 label = "bmc-perst";
581 label = "reset-M2-SSD1-2-perst";
653 label = "PV-cp0-sw1stk4-perst";
661 label = "PV-cp0-sw1stk5-perst";
669 label = "pe-cp-drv0-perst";
677 label = "pe-cp-drv1-perst";
685 label = "lom-perst";
1362 label = "PV-cp1-sw1stk4-perst";
1370 label = "PV-cp1-sw1stk5-perst";
[all …]
/linux/arch/arm/boot/dts/marvell/
H A Darmada-388-clearfog.dts63 * 1-CON3 PERST#
64 * 2-CON2 PERST#
/linux/Documentation/devicetree/bindings/reset/
H A Dbrcm,bcm4908-misc-pcie-reset.yaml9 description: This document describes reset controller handling PCIe PERST#
/linux/Documentation/devicetree/bindings/pci/
H A Dbrcm,stb-pcie.yaml106 - enum: [perst, rescal]
141 - const: perst
H A Dst,stm32-pcie-ep.yaml38 description: GPIO controlled connection to PERST# signal
/linux/arch/arm/boot/dts/qcom/
H A Dqcom-ipq4019-ap.dk07.1-c1.dts14 perst-gpios = <&tlmm 38 GPIO_ACTIVE_LOW>;
H A Dqcom-sdx55-t55.dts253 perst-gpios = <&tlmm 57 GPIO_ACTIVE_LOW>;
294 perst-pins {
H A Dqcom-ipq4019-ap.dk04.1.dtsi103 perst-gpios = <&tlmm 38 GPIO_ACTIVE_LOW>;
/linux/drivers/pinctrl/mediatek/
H A Dpinctrl-mt76x8.c68 static struct mtmips_pmx_func perst_grp[] = { FUNC("perst", 0, 36, 1) };
182 GRP("perst", perst_grp, 1, MT76X8_GPIO_MODE_PERST),
/linux/arch/riscv/boot/dts/starfive/
H A Djh7110-deepcomputing-fml13v01.dts42 perst-gpios = <&sysgpio 21 GPIO_ACTIVE_LOW>;
/linux/arch/arm/boot/dts/nxp/imx/
H A Dimx6q-apalis-eval.dtsi57 /* active-high meaning opposite of regular PERST# active-low polarity */

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