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xilinx: Add support for generic board detection
Add support for changing DT at run time. It is done via board_detection() which returns platform_id and platform_version which can be used via board_name_decode() to compose board_local_name string which corresponds with DT which is should be used. Signed-off-by: Michal Simek <michal.simek@xilinx.com>
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1 changed files with 31 additions and 0 deletions
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@ -463,3 +463,34 @@ int print_cpuinfo(void)
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return 0;
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}
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#endif
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#if CONFIG_IS_ENABLED(DTB_RESELECT)
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char * __maybe_unused __weak board_name_decode(void)
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{
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return NULL;
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}
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bool __maybe_unused __weak board_detection(void)
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{
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return false;
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}
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int embedded_dtb_select(void)
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{
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if (board_detection()) {
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char *board_local_name;
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board_local_name = board_name_decode();
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if (board_local_name) {
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board_name = board_local_name;
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debug("Detected name: %s\n", board_name);
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/* Time to change DTB on fly */
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/* Both ways should work here */
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/* fdtdec_resetup(&rescan); */
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fdtdec_setup();
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}
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}
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return 0;
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}
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#endif
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