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gpio: f7188x: add GPIO support for F71869A 

Add support for the GPIOs found on the Fintek SuperI/O chip F71869A,
such as the one found on the Jetway JNF99-525 motherboard, to the f7188x
gpio driver.

Signed-off-by: Andreas Bofjall <andreas@gazonk.org>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Andreas Bofjall 2015-03-09 21:55:14 +01:00 committed by Linus Walleij
parent 24ccef359e
commit 7e9603638a
2 changed files with 25 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpio/Kconfig
View File

@ -198,11 +198,11 @@ config GPIO_MM_LANTIQ
created by attaching a 16bit latch to the bus.
config GPIO_F7188X
tristate "F71869, F71882FG and F71889F GPIO support"
tristate "F71869, F71869A, F71882FG and F71889F GPIO support"
depends on X86
help
This option enables support for GPIOs found on Fintek Super-I/O
chips F71869, F71882FG and F71889F.
chips F71869, F71869A, F71882FG and F71889F.
To compile this driver as a module, choose M here: the module will
be called f7188x-gpio.

26
drivers/gpio/gpio-f7188x.c
View File

@ -1,5 +1,5 @@
/*
* GPIO driver for Fintek Super-I/O F71869, F71882 and F71889
* GPIO driver for Fintek Super-I/O F71869, F71869A, F71882 and F71889
*
* Copyright (C) 2010-2013 LaCie
*
@ -33,13 +33,15 @@
#define SIO_FINTEK_ID 0x1934 /* Manufacturer ID */
#define SIO_F71869_ID 0x0814 /* F71869 chipset ID */
#define SIO_F71869A_ID 0x1007 /* F71869A chipset ID */
#define SIO_F71882_ID 0x0541 /* F71882 chipset ID */
#define SIO_F71889_ID 0x0909 /* F71889 chipset ID */
enum chips { f71869, f71882fg, f71889f };
enum chips { f71869, f71869a, f71882fg, f71889f };
static const char * const f7188x_names[] = {
"f71869",
"f71869a",
"f71882fg",
"f71889f",
};
@ -158,6 +160,17 @@ static struct f7188x_gpio_bank f71869_gpio_bank[] = {
F7188X_GPIO_BANK(60, 6, 0x90),
};
static struct f7188x_gpio_bank f71869a_gpio_bank[] = {
F7188X_GPIO_BANK(0, 6, 0xF0),
F7188X_GPIO_BANK(10, 8, 0xE0),
F7188X_GPIO_BANK(20, 8, 0xD0),
F7188X_GPIO_BANK(30, 8, 0xC0),
F7188X_GPIO_BANK(40, 8, 0xB0),
F7188X_GPIO_BANK(50, 5, 0xA0),
F7188X_GPIO_BANK(60, 8, 0x90),
F7188X_GPIO_BANK(70, 8, 0x80),
};
static struct f7188x_gpio_bank f71882_gpio_bank[] = {
F7188X_GPIO_BANK(0 , 8, 0xF0),
F7188X_GPIO_BANK(10, 8, 0xE0),
@ -297,6 +310,10 @@ static int f7188x_gpio_probe(struct platform_device *pdev)
data->nr_bank = ARRAY_SIZE(f71869_gpio_bank);
data->bank = f71869_gpio_bank;
break;
case f71869a:
data->nr_bank = ARRAY_SIZE(f71869a_gpio_bank);
data->bank = f71869a_gpio_bank;
break;
case f71882fg:
data->nr_bank = ARRAY_SIZE(f71882_gpio_bank);
data->bank = f71882_gpio_bank;
@ -373,6 +390,9 @@ static int __init f7188x_find(int addr, struct f7188x_sio *sio)
case SIO_F71869_ID:
sio->type = f71869;
break;
case SIO_F71869A_ID:
sio->type = f71869a;
break;
case SIO_F71882_ID:
sio->type = f71882fg;
break;
@ -469,6 +489,6 @@ static void __exit f7188x_gpio_exit(void)
}
module_exit(f7188x_gpio_exit);
MODULE_DESCRIPTION("GPIO driver for Super-I/O chips F71869, F71882FG and F71889F");
MODULE_DESCRIPTION("GPIO driver for Super-I/O chips F71869, F71869A, F71882FG and F71889F");
MODULE_AUTHOR("Simon Guinot <simon.guinot@sequanux.org>");
MODULE_LICENSE("GPL");