From 4eed84a8a4731e37254a10adfaad76e69e236b8c Mon Sep 17 00:00:00 2001 From: =?utf8?q?Samuel=20Iglesias=20Gons=C3=A1lvez?= Date: Fri, 13 Jul 2012 13:33:14 +0200 Subject: [PATCH] Staging: ipack/devices/ipoctal: initialize the device in probe function MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Signed-off-by: Greg Kroah-Hartman --- 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++) { -- 2.7.4