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/linux-6.14.4/Documentation/networking/pse-pd/
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.
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-6.14.4/drivers/pwm/
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",
DMakefile48 obj-$(CONFIG_PWM_RASPBERRYPI_POE) += pwm-raspberrypi-poe.o
/linux-6.14.4/Documentation/networking/diagnostic/
Dtwisted_pair_layer1_diagnostics.rst31 over Data Line) and **PoE** (Clause 33 PSE).
217 Check Power Delivery (PoDL or PoE)
220 If it is known that **PoDL** or **PoE** is **not implemented** on the system,
227 If **PoDL** or **PoE** is implemented and managed directly by Linux, follow
254 3. **PoE (Clause 33 PSE)**:
256 For standard PoE, the output may look like this:
288 - **PoE or PoDL Not Used**: If **PoE** or **PoDL** is not implemented or used
292 - **PoE or PoDL Controlled Externally**: If **PoE** or **PoDL** is used but
307 or, for Clause 33 PSE (PoE):
312 Power Delivery (PoDL or PoE)** step to recheck the power delivery status.
/linux-6.14.4/fs/overlayfs/
Dnamei.c1033 struct ovl_entry *poe = OVL_E(dentry->d_parent); in ovl_lookup() local
1054 .last = ovl_redirect_follow(ofs) ? false : !ovl_numlower(poe), in ovl_lookup()
1101 poe = roe; in ovl_lookup()
1106 if (!d.stop && ovl_numlower(poe)) { in ovl_lookup()
1113 for (i = 0; !d.stop && i < ovl_numlower(poe); i++) { in ovl_lookup()
1114 struct ovl_path lower = ovl_lowerstack(poe)[i]; in ovl_lookup()
1117 d.last = i == ovl_numlower(poe) - 1; in ovl_lookup()
1178 * redirect on this dentry, poe can be reset to roe. in ovl_lookup()
1208 if (d.redirect && d.redirect[0] == '/' && poe != roe) { in ovl_lookup()
1209 poe = roe; in ovl_lookup()
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/linux-6.14.4/Documentation/devicetree/bindings/arm/bcm/
Draspberrypi,bcm2835-firmware.yaml96 const: raspberrypi,firmware-poe-pwm
135 compatible = "raspberrypi,firmware-poe-pwm";
/linux-6.14.4/arch/arm64/boot/dts/rockchip/
Drk3399-roc-pc-mezzanine.dts18 /* MP8009 PoE PD */
19 poe_12v: regulator-poe-12v {
/linux-6.14.4/arch/arm64/kvm/
Dat.c28 bool poe; member
125 wi->poe = wi->e0poe = false; in compute_s1poe()
133 wi->poe = val & TCR2_EL2_POE; in compute_s1poe()
138 wi->poe = wi->e0poe = false; in compute_s1poe()
143 wi->poe = val & TCR2_EL1_POE; in compute_s1poe()
246 /* Do we have POE? */ in setup_s1_walk()
250 wi->hpd |= (wi->poe || wi->e0poe); in setup_s1_walk()
909 wr->pov = wi->poe; in compute_s1_direct_permissions()
1060 wr->pov = wi->poe && !(pp & BIT(3)); in compute_s1_indirect_permissions()
1096 if (wi->poe && wr->pov) { in compute_s1_overlay_permissions()
[all …]
/linux-6.14.4/arch/arm/boot/dts/broadcom/
Dbcm53015-meraki-mr26.dts136 label = "poe";
167 compatible = "ti,ina219"; /* PoE power */
Dbcm47081-luxul-xap-1410.dts78 label = "poe";
Dbcm4708-luxul-xap-1510.dts78 label = "poe";
Dbcm47094-luxul-xap-1610.dts113 label = "poe";
Dbcm53016-meraki-mr32.dts177 label = "poe";
/linux-6.14.4/Documentation/devicetree/bindings/reset/
Ddelta,tn48m-reset.yaml22 * PoE PSE controller
/linux-6.14.4/Documentation/devicetree/bindings/hwmon/
Dti,tps23861.yaml8 title: TI TPS23861 PoE PSE
/linux-6.14.4/arch/arm/boot/dts/marvell/
Darmada-385-clearfog-gtr.dtsi181 cf_gtr_poe_reset_pins: cf-gtr-poe-reset-pins {
486 poe-reset {
490 line-name = "poe-reset";
Darmada-385-atl-x530.dts125 i2c@0 { /* POE devices MUX */
/linux-6.14.4/drivers/hwmon/
Dtps23861.c5 * Driver for the TI TPS23861 PoE PSE.
496 seq_printf(s, "PoE Plus: \t%s\n", port_poe_plus_status_string(poe_plus, i)); in tps23861_port_status_show()
595 MODULE_DESCRIPTION("TI TPS23861 PoE PSE");
/linux-6.14.4/tools/testing/selftests/arm64/signal/testcases/
Dpoe_siginfo.c60 fprintf(stderr, "POR_EL0 sigframe %s on system %s POE\n", in poe_present()
/linux-6.14.4/Documentation/hwmon/
Dtps23861.rst18 This driver supports hardware monitoring for Texas Instruments TPS23861 PoE PSE.
/linux-6.14.4/arch/mips/boot/dts/mscc/
Djaguar2_pcb111.dts33 pinctrl-4 = <&i2cmux_pins_i>; // Added by convention for PoE
/linux-6.14.4/arch/arm64/kernel/
Dsignal.c241 struct poe_context __user *poe; member
336 if (user->poe_size != sizeof(*user->poe)) in restore_poe_context()
339 __get_user_error(por_el0, &(user->poe->por_el0), err); in restore_poe_context()
785 user->poe = NULL; in parse_user_sigframe()
841 if (user->poe) in parse_user_sigframe()
844 user->poe = (struct poe_context __user *)head; in parse_user_sigframe()
1049 if (err == 0 && system_supports_poe() && user.poe) in restore_sigframe()
/linux-6.14.4/Documentation/networking/
Dphy-link-topology.rst116 * ``ETHTOOL_MSG_PSE_SET`` and ``ETHTOOL_MSG_PSE_GET`` for PHY-controlled PoE and PSE settings
/linux-6.14.4/arch/arm64/include/asm/
Dhwcap.h176 #define KERNEL_HWCAP_POE __khwcap2_feature(POE)

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