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/linux/Documentation/networking/pse-pd/
H A Dintroduction.rst19 Ethernet (PoE).
32 - **802.3af (Approved in 2003-06-12)**: Known as PoE in the market, detailed in
34 - **802.3at (Approved in 2009-09-11)**: Marketed as PoE+, enhancing PoE as
47 - For general PSE (PoE) code, use "c33_pse" key words. For example:
49 This aligns with Clause 33, encompassing various PoE forms.
H A Dpse-pi.rst7 the architecture of Power over Ethernet (PoE) systems. It is essentially a
19 - Section "33.2.3 PI pin assignments" covers the pin assignments for PoE
21 - Section "145.2.4 PSE PI" addresses the configuration for PoE systems that
159 setup for Power over Ethernet (PoE). This implementation is tailored to provide
214 the intricacy of the Power over Ethernet (PoE) system's setup. Here are
221 typically supports basic PoE functionality without the need for dynamic
231 port. Such configurations might support a range of PoE standards and require
236 interactions between different PSE controllers, the support for various PoE
244 complex configurations, involving multiple components or advanced PoE features,
247 representation of the PoE system's complexity.
[all …]
/linux/drivers/pwm/
H A Dpwm-raspberrypi-poe.c4 * For more information on Raspberry Pi's PoE hat see:
5 * https://www.raspberrypi.org/products/poe-hat/
21 #include <dt-bindings/pwm/raspberrypi,firmware-poe-pwm.h>
180 { .compatible = "raspberrypi,firmware-poe-pwm", },
187 .name = "raspberrypi-poe-pwm",
H A DMakefile50 obj-$(CONFIG_PWM_RASPBERRYPI_POE) += pwm-raspberrypi-poe.o
H A DKconfig529 tristate "Raspberry Pi Firwmware PoE Hat PWM support"
535 official RPI PoE hat
/linux/fs/overlayfs/
H A Dnamei.c1060 struct ovl_entry *poe = OVL_E(dentry->d_parent); in ovl_lookup() local
1082 .last = check_redirect ? false : !ovl_numlower(poe), in ovl_lookup()
1130 poe = roe; in ovl_lookup()
1135 if (!d.stop && ovl_numlower(poe)) { in ovl_lookup()
1142 for (i = 0; !d.stop && i < ovl_numlower(poe); i++) { in ovl_lookup()
1143 struct ovl_path lower = ovl_lowerstack(poe)[i]; in ovl_lookup()
1151 d.last = i == ovl_numlower(poe) - 1; in ovl_lookup()
1205 * redirect on this dentry, poe can be reset to roe. in ovl_lookup()
1218 if (d.redirect && d.redirect[0] == '/' && poe != roe) { in ovl_lookup()
1219 poe = roe; in ovl_lookup()
[all …]
/linux/Documentation/devicetree/bindings/arm/bcm/
H A Draspberrypi,bcm2835-firmware.yaml96 const: raspberrypi,firmware-poe-pwm
135 compatible = "raspberrypi,firmware-poe-pwm";
/linux/arch/arm64/kvm/
H A Dat.c75 wi->poe = wi->e0poe = false; in compute_s1poe()
83 wi->poe = val & TCR2_EL2_POE; in compute_s1poe()
88 wi->poe = wi->e0poe = false; in compute_s1poe()
93 wi->poe = val & TCR2_EL1_POE; in compute_s1poe()
191 /* Do we have POE? */ in setup_s1_walk()
195 wi->hpd |= (wi->poe || wi->e0poe); in setup_s1_walk()
881 wr->pov = wi->poe; in compute_s1_direct_permissions()
1032 wr->pov = wi->poe && !(pp & BIT(3)); in compute_s1_indirect_permissions()
1068 if (wi->poe && wr->pov) { in compute_s1_overlay_permissions()
1098 if (wi->poe || wi->e0poe) in compute_s1_permissions()
H A Dnested.c1327 /* Hack to deal with POE until we get kernel support */ in kvm_handle_vncr_abort()
1394 * but the guest can do it if using POE, so we'll have to turn a in kvm_map_l1_vncr()
1396 * FIXME: WO doesn't work at all, need POE support in the kernel. in kvm_map_l1_vncr()
/linux/arch/arm/boot/dts/marvell/
H A Darmada-385-clearfog-gtr.dtsi181 cf_gtr_poe_reset_pins: cf-gtr-poe-reset-pins {
486 poe-reset-hog {
490 line-name = "poe-reset";
H A Darmada-385-atl-x530.dts125 i2c@0 { /* POE devices MUX */
/linux/Documentation/devicetree/bindings/reset/
H A Ddelta,tn48m-reset.yaml22 * PoE PSE controller
/linux/arch/arm/boot/dts/broadcom/
H A Dbcm47081-luxul-xap-1410.dts78 label = "poe";
H A Dbcm4708-luxul-xap-1510.dts78 label = "poe";
H A Dbcm47094-luxul-xap-1610.dts113 label = "poe";
H A Dbcm53016-meraki-mr32.dts177 label = "poe";
/linux/tools/testing/selftests/arm64/signal/testcases/
H A Dpoe_siginfo.c60 fprintf(stderr, "POR_EL0 sigframe %s on system %s POE\n", in poe_present()
/linux/Documentation/hwmon/
H A Dtps23861.rst18 This driver supports hardware monitoring for Texas Instruments TPS23861 PoE PSE.
/linux/arch/mips/boot/dts/mscc/
H A Djaguar2_pcb111.dts33 pinctrl-4 = <&i2cmux_pins_i>; // Added by convention for PoE
/linux/Documentation/networking/
H A Dphy-link-topology.rst116 * ``ETHTOOL_MSG_PSE_SET`` and ``ETHTOOL_MSG_PSE_GET`` for PHY-controlled PoE and PSE settings
/linux/arch/arm/boot/dts/st/
H A Dstm32mp157c-lxa-mc1.dts97 /* supplied by either debug board or PoE */
/linux/arch/arm64/include/asm/
H A Dkvm_nested.h296 bool poe; member
/linux/drivers/reset/
H A DKconfig333 Microchip PD69200 PoE PSE controller.
/linux/arch/arm64/boot/dts/qcom/
H A Dapq8096-ifc6640.dts39 v12_poe: v12-poe-regulator {
/linux/drivers/net/pse-pd/
H A Dtps23881.c3 * Driver for the TI TPS23881 PoE PSE Controller driver (I2C bus)
1126 MODULE_DESCRIPTION("TI TPS23881 PoE PSE Controller driver");

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