[PATCH] riscv: Add Zbb support for building U-Boot

[Tom Rini]

On Wed, Aug 09, 2023 at 06:49:30PM +0800, Yu Chien Peter Lin wrote:

> This patch adds ISA string to the -march to generate zbb instructions
> for U-Boot binaries, along with optimized string functions introduced
> from Linux kernel.
> 
> Signed-off-by: Yu Chien Peter Lin <peterlin at andestech.com>
[snip]
> +config RISCV_ISA_ZBB
> +	bool "Zbb extension support for bit manipulation instructions"
> +	default n

The default is 'n' so we don't need this line.  This can be fixed
in-line while applying if there's no other feedback, thanks.

--
Tom
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