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| | = Introduction = | | = Introduction = |
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| − | This page describes the U-Boot environment variables that specifically applies to certain '''DAVE Embeddded Systems''' SOMs.
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| | == Naon Family == | | == Naon Family == |
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| − | The variables listed on the following table applies to Naon, Maya and Dido SOMs.
| + | === Naon === |
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| − | {| class="wikitable" |
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| − | | align="center" style="background:#f0f0f0;"|'''Variable'''
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| − | | align="center" style="background:#f0f0f0;"|'''Values'''
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| − | | align="center" style="background:#f0f0f0;"|'''Description'''
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| − | | align="center" style="background:#f0f0f0;"|'''Notes'''
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| − | |-
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| − | | eth0<br>eth1
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| − | | xx:xx:xx:xx:xx:xx
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| − | | MAC address for both eth0 and eth1 interfaces
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| − | | Available with NELK 4.0.0 and above
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| − | |-
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| − | | dual_emac
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| − | | 0 - 1 [0: CPSW switch mode - 1: CPSW dual EMAC mode]
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| − | | Configures CPSW mode
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| − | | Available with NELK 4.0.0 and above
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| − | |-
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| − | | cpsw
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| − | | 0 - 1 [0: phy 6 -> 100Mbit Naon module - 1: phy 1 -> 1Gbit external phy]
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| − | | Selects primary phy for networking operations in U-Boot
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| − | | Available with NELK 2.0.0 and above<br>External phy available on Naon-EVB-Lite and Naon-EVB-Mid
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| − | |-
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| − | | giga
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| − | | on [on : gigabit]
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| − | | Selects gigabit speed on gigabit link
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| − | | Available with NELK 2.0.0 and above
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| − | |-
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| − | | naon_host
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| − | | Naon: [evb_mid - evb_lite]<br>Maya: [maya_naon_evb_lite]<br> Dido: [evb_mid - evb_lite]
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| − | | Selects carrier board pinmux
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| − | | Available with NELK 2.0.0 and above<br>Please refer to U-Boot source tree for the available pinmux
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| − | |-
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| − | |+ align="bottom" style="caption-side: bottom" | U-Boot specific variables for Naon-family SOMs
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| − | |}
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| | | | |
| | + | === Maya === |
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| | === Dido === | | === Dido === |
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| − | The following variables applies to Dido CPU module. Please note that the this variables refers to U-Boot and Linux provided with NELK version 4.0.0.
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| − | <pre>
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| − | addmem = 'setenv bootargs ${bootargs} mem 364M mem=320M@0x9fc00000 mem=1020M@0xc0000000 vmalloc=500M' - Dido 2 GB memory
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| − | </pre>
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