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serial: Add note about migration to driver SCCNXP

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This patch adds note about migration to driver SCCNXP in the code
of driver SC26XX and in MIPS SNI board initialization with example.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Shiyan 2012-08-25 19:24:20 +04:00 committed by Greg Kroah-Hartman
parent 1d65c0b126
commit be282059ac
2 changed files with 35 additions and 0 deletions
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32
arch/mips/sni/a20r.c
View file

@ -133,6 +133,38 @@ static struct platform_device sc26xx_pdev = {
}
};
#warning "Please try migrate to use new driver SCCNXP and report the status" \
"in the linux-serial mailing list."
/* The code bellow is a replacement of SC26XX to SCCNXP */
#if 0
#include <linux/platform_data/sccnxp.h>
static struct sccnxp_pdata sccnxp_data = {
.reg_shift = 2,
.frequency = 3686400,
.mctrl_cfg[0] = MCTRL_SIG(DTR_OP, LINE_OP7) |
MCTRL_SIG(RTS_OP, LINE_OP3) |
MCTRL_SIG(DSR_IP, LINE_IP5) |
MCTRL_SIG(DCD_IP, LINE_IP6),
.mctrl_cfg[1] = MCTRL_SIG(DTR_OP, LINE_OP2) |
MCTRL_SIG(RTS_OP, LINE_OP1) |
MCTRL_SIG(DSR_IP, LINE_IP0) |
MCTRL_SIG(CTS_IP, LINE_IP1) |
MCTRL_SIG(DCD_IP, LINE_IP2) |
MCTRL_SIG(RNG_IP, LINE_IP3),
};
static struct platform_device sc2681_pdev = {
.name = "sc2681",
.resource = sc2xxx_rsrc,
.num_resources = ARRAY_SIZE(sc2xxx_rsrc),
.dev = {
.platform_data = &sccnxp_data,
},
};
#endif
static u32 a20r_ack_hwint(void)
{
u32 status = read_c0_status();

3
drivers/tty/serial/sc26xx.c
View file

@ -22,6 +22,9 @@
#include <linux/irq.h>
#include <linux/io.h>
#warning "Please try migrate to use new driver SCCNXP and report the status" \
"in the linux-serial mailing list."
#if defined(CONFIG_MAGIC_SYSRQ)
#define SUPPORT_SYSRQ
#endif