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/Zephyr-latest/dts/bindings/ethernet/
Dxlnx,gem.yaml3 # SPDX-License-Identifier: Apache-2.0
10 include: ethernet-controller.yaml
19 clock-frequency:
27 which it will be adjusted at run-time. Therefore, the value of this
29 respective GEM's TX clock - by default, this is the IO PLL.
31 mdc-divider:
42 init-mdio-phy:
45 Activates the management of a PHY associated with the controller in-
46 stance. If this parameter is activated at the board level, the de-
47 fault values of the associated parameters mdio-phy-address, phy-poll-
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/Zephyr-latest/drivers/ethernet/
Deth_xlnx_gem_priv.h7 * SPDX-License-Identifier: Apache-2.0
26 /* Receive Buffer Descriptor bits & masks: comp. Zynq-7000 TRM, Table 16-2. */
30 * [31 .. 02] Mask for effective buffer address -> excludes [1..0]
47 * [23 .. 22] These bits have different semantics depending on whether RX check-
54 * [15] End-of-frame bit
55 * [14] Start-of-frame bit
78 /* Transmit Buffer Descriptor bits & masks: comp. Zynq-7000 TRM, Table 16-3. */
86 * exhausted mid-frame
116 * Zynq-7000 TX clock configuration:
130 * https://www.xilinx.com/html_docs/registers/ug1087/ug1087-zynq-ultrascale-registers.html
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Deth_xlnx_gem.c5 * SPDX-License-Identifier: Apache-2.0
8 * - Only supports 32-bit addresses in buffer descriptors, therefore
9 * the ZynqMP APU (Cortex-A53 cores) may not be fully supported.
10 * - Hardware timestamps not considered.
11 * - VLAN tags not considered.
12 * - Wake-on-LAN interrupt not supported.
13 * - Send function is not SMP-capable (due to single TX done semaphore).
14 * - Interrupt-driven PHY management not supported - polling only.
15 * - No explicit placement of the DMA memory area(s) in either a
18 * with the Cortex-R5 QEMU target or an actual R5 running without the
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