clk: ast2600: BCLK comes from EPLL

stable inclusion
from stable-v5.10.150
commit b1616599c99a090b50ef87b1465145343c3bfff3
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I6D0XA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=b1616599c99a090b50ef87b1465145343c3bfff3

--------------------------------

[ Upstream commit b8c1dc9c ]

This correction was made in the u-boot SDK recently. There are no
in-tree users of this clock so the impact is minimal.

Fixes: d3d04f6c ("clk: Add support for AST2600 SoC")
Link: https://github.com/AspeedTech-BMC/u-boot/commit/8ad54a5ae15f27fea5e894cc2539a20d90019717


Signed-off-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20220421040426.171256-1-joel@jms.id.au


Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>