Initialize the device when registering it. Sometimes the user access to it
and the device is in an unknown state, so it could fail.
Signed-off-by: Samuel Iglesias Gonsálvez <siglesias@xxxxxxxxxx>
---
drivers/staging/ipack/devices/ipoctal.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/drivers/staging/ipack/devices/ipoctal.c b/drivers/staging/ipack/devices/ipoctal.c
index a1aae40..fd0e301 100644
--- a/drivers/staging/ipack/devices/ipoctal.c
+++ b/drivers/staging/ipack/devices/ipoctal.c
@@ -411,6 +411,20 @@ static int ipoctal_inst_slot(struct ipoctal *ipoctal, unsigned int bus_nr,
for (i = 0; i < NR_CHANNELS ; i++) {
ipoctal_write_io_reg(ipoctal, &ipoctal->chan_regs[i].u.w.cr,
CR_DISABLE_RX | CR_DISABLE_TX);
+ ipoctal_write_cr_cmd(ipoctal, &ipoctal->chan_regs[i].u.w.cr,
+ CR_CMD_RESET_RX);
+ ipoctal_write_cr_cmd(ipoctal, &ipoctal->chan_regs[i].u.w.cr,
+ CR_CMD_RESET_TX);
+ ipoctal_write_io_reg(ipoctal,
+ &ipoctal->chan_regs[i].u.w.mr,
+ MR1_CHRL_8_BITS | MR1_ERROR_CHAR |
+ MR1_RxINT_RxRDY); /* mr1 */
+ ipoctal_write_io_reg(ipoctal,
+ &ipoctal->chan_regs[i].u.w.mr,
+ 0); /* mr2 */
+ ipoctal_write_io_reg(ipoctal,
+ &ipoctal->chan_regs[i].u.w.csr,
+ TX_CLK_9600 | RX_CLK_9600);
}
for (i = 0; i < IP_OCTAL_NB_BLOCKS; i++) {
--
1.7.10.4
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