MIPS: Loongson: Get host bridge information

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Read the address of host bridge configuration space to get the vendor ID
and device ID of host bridge, and then we can distinguish various types
of host bridge such as LS7A or RS780E.

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Reviewed-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

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Tiezhu Yang 2020-04-03 17:29:49 +08:00 • committed by Thomas Bogendoerfer

parent 618c35556e

commit 8c88cc53ff

2 changed files with 24 additions and 0 deletions

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6

arch/mips/include/asm/mach-loongson64/boot_param.h

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18

arch/mips/loongson64/env.c

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