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pch_uart: Support new device ML7223 IOH 

Support new device OKI SEMICONDUCTOR ML7223 IOH(Input/Output Hub).
The ML7223 IOH is for MP(Media Phone) use.
The ML7223 is companion chip for Intel Atom E6xx series.
The ML7223 is completely compatible for Intel EG20T PCH.

Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Tomoya MORINAGA 2011-05-09 17:25:20 +09:00 committed by Greg Kroah-Hartman
parent 868d1721a2
commit 177c2cbf7d
2 changed files with 15 additions and 5 deletions
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12
drivers/tty/serial/Kconfig
View File

@ -1577,7 +1577,7 @@ config SERIAL_IFX6X60
Support for the IFX6x60 modem devices on Intel MID platforms.
config SERIAL_PCH_UART
tristate "Intel EG20T PCH UART/OKI SEMICONDUCTOR ML7213 IOH"
tristate "Intel EG20T PCH / OKI SEMICONDUCTOR IOH(ML7213/ML7223) UART"
depends on PCI
select SERIAL_CORE
help
@ -1585,10 +1585,12 @@ config SERIAL_PCH_UART
which is an IOH(Input/Output Hub) for x86 embedded processor.
Enabling PCH_DMA, this PCH UART works as DMA mode.
This driver also can be used for OKI SEMICONDUCTOR ML7213 IOH(Input/
Output Hub) which is for IVI(In-Vehicle Infotainment) use.
ML7213 is companion chip for Intel Atom E6xx series.
ML7213 is completely compatible for Intel EG20T PCH.
This driver also can be used for OKI SEMICONDUCTOR IOH(Input/
Output Hub), ML7213 and ML7223.
ML7213 IOH is for IVI(In-Vehicle Infotainment) use and ML7223 IOH is
for MP(Media Phone) use.
ML7213/ML7223 is companion chip for Intel Atom E6xx series.
ML7213/ML7223 is completely compatible for Intel EG20T PCH.
config SERIAL_MSM_SMD
bool "Enable tty device interface for some SMD ports"

8
drivers/tty/serial/pch_uart.c
View File

@ -253,6 +253,8 @@ enum pch_uart_num_t {
pch_ml7213_uart0,
pch_ml7213_uart1,
pch_ml7213_uart2,
pch_ml7223_uart0,
pch_ml7223_uart1,
};
static struct pch_uart_driver_data drv_dat[] = {
@ -263,6 +265,8 @@ static struct pch_uart_driver_data drv_dat[] = {
[pch_ml7213_uart0] = {PCH_UART_8LINE, 0},
[pch_ml7213_uart1] = {PCH_UART_2LINE, 1},
[pch_ml7213_uart2] = {PCH_UART_2LINE, 2},
[pch_ml7223_uart0] = {PCH_UART_8LINE, 0},
[pch_ml7223_uart1] = {PCH_UART_2LINE, 1},
};
static unsigned int default_baud = 9600;
@ -1534,6 +1538,10 @@ static DEFINE_PCI_DEVICE_TABLE(pch_uart_pci_id) = {
.driver_data = pch_ml7213_uart1},
{PCI_DEVICE(PCI_VENDOR_ID_ROHM, 0x8029),
.driver_data = pch_ml7213_uart2},
{PCI_DEVICE(PCI_VENDOR_ID_ROHM, 0x800C),
.driver_data = pch_ml7223_uart0},
{PCI_DEVICE(PCI_VENDOR_ID_ROHM, 0x800D),
.driver_data = pch_ml7223_uart1},
{0,},
};