Hi Tero,
On Wed, Apr 25, 2012 at 9:35 PM, Tero Kristo <t-kri...@ti.com> wrote:
> If uart2 is enabled during boot, spurious wifi chip transmission will
> hang the module and it is impossible to recover from this situation
> without hard reset. This will prevent any l4_per domain idle
> transitions.
>
> Signed-off-by: Tero Kristo <t-kri...@ti.com>
> ---
> board/ti/panda/panda_mux_data.h | 8 ++++----
> 1 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/board/ti/panda/panda_mux_data.h b/board/ti/panda/panda_mux_data.h
> index 3efc22a..dc8b388 100644
> --- a/board/ti/panda/panda_mux_data.h
> +++ b/board/ti/panda/panda_mux_data.h
> @@ -168,10 +168,10 @@ const struct pad_conf_entry
> core_padconf_array_non_essential[] = {
> {ABE_DMIC_DIN1, (IEN | M0)}, /*
> abe_dmic_din1 */
> {ABE_DMIC_DIN2, (PTU | IEN | M3)}, /*
> gpio_121 */
> {ABE_DMIC_DIN3, (IEN | M0)}, /*
> abe_dmic_din3 */
> - {UART2_CTS, (PTU | IEN | M0)}, /*
> uart2_cts */
> - {UART2_RTS, (M0)}, /*
> uart2_rts */
> - {UART2_RX, (PTU | IEN | M0)}, /*
> uart2_rx */
> - {UART2_TX, (M0)}, /*
> uart2_tx */
> + {UART2_CTS, (PTU | IEN | M7)}, /*
> uart2_cts */
> + {UART2_RTS, (M7)}, /*
> uart2_rts */
> + {UART2_RX, (PTU | IEN | M7)}, /*
> uart2_rx */
> + {UART2_TX, (M7)}, /*
> uart2_tx */
> {HDQ_SIO, (M3)}, /*
> gpio_127 */
> {MCSPI1_CLK, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /*
> mcspi1_clk */
> {MCSPI1_SOMI, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /*
> mcspi1_somi */
> --
How about not muxing and keeping the pads at reset modes ( safe mode).
If this works , then better to remove these pads from the table.
Thanks,
Sricharan
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