[U-Boot] [PATCH 7/9] powerpc/mpc8548: Add workaround for erratum NMG_LBC103

Kumar Gala
2011-10-03T13:39:35Z

On Sep 13, 2011, at 2:15 AM, Zhao Chenhui wrote:

> From: chenhui zhao <chenhui.zhao@freescale.com>
>
> The erratum NMG_LBC103 is LBIU3 in MPC8548 errata document.
> Any local bus transaction may fail during LBIU resynchronization
> process when the clock divider [CLKDIV] is changing. Ensure there
> is no transaction on the local bus for at least 100 microseconds
> after changing clock divider LCRR[CLKDIV].
>
> Refer to the erratum LBIU3 of mpc8548.
>
> Signed-off-by: Zhao Chenhui <chenhui.zhao@freescale.com>
> ---
> arch/powerpc/cpu/mpc85xx/cmd_errata.c | 3 +++
> arch/powerpc/cpu/mpc85xx/cpu_init.c | 3 +++
> arch/powerpc/include/asm/config_mpc85xx.h | 1 +
> 3 files changed, 7 insertions(+), 0 deletions(-)

applied to 85xx

- k