Hello,
I'm not sure who to address this Patch to.
It fixes a desynchronisation problem with CPM UART driver on Powerpc MPC8xx.
The problem happens if data is received before the device is open by the user
application.
Signed-off-by: Christophe Leroy <christophe.le...@c-s.fr>
--- linux-3.5-vanilla/drivers/tty/serial/cpm_uart/cpm_uart_core.c
2012-07-21 22:58:29.000000000 +0200
+++ linux-3.5/drivers/tty/serial/cpm_uart/cpm_uart_core.c 2012-08-09
17:38:37.000000000 +0200
@@ -417,6 +417,7 @@
clrbits32(&pinfo->sccp->scc_gsmrl, SCC_GSMRL_ENR);
clrbits16(&pinfo->sccp->scc_sccm, UART_SCCM_RX);
}
+ cpm_uart_initbd(pinfo);
cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX);
}
/* Install interrupt handler. */
--
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