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gpio-f7188x: Add GPIO support for F81865

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Add GPIO support for Fintek F81865 chip.

Datasheet: http://www.hardwaresecrets.com/datasheets/F81865_V028P.pdf

Signed-off-by: Petteri Jokinen <petteri@kiho.fi>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
This commit is contained in:
Petteri Jokinen 2020-05-02 20:22:39 +03:00 committed by Bartosz Golaszewski
parent fef2d3bb2d
commit 17f96ee2b9
1 changed files with 28 additions and 1 deletions
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29
drivers/gpio/gpio-f7188x.c
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@ -36,9 +36,19 @@
#define SIO_F71889A_ID 0x1005 /* F71889A chipset ID */
#define SIO_F81866_ID 0x1010 /* F81866 chipset ID */
#define SIO_F81804_ID 0x1502 /* F81804 chipset ID, same for f81966 */
#define SIO_F81865_ID 0x0704 /* F81865 chipset ID */
enum chips { f71869, f71869a, f71882fg, f71889a, f71889f, f81866, f81804 };
enum chips {
f71869,
f71869a,
f71882fg,
f71889a,
f71889f,
f81866,
f81804,
f81865,
};
static const char * const f7188x_names[] = {
"f71869",
@ -48,6 +58,7 @@ static const char * const f7188x_names[] = {
"f71889f",
"f81866",
"f81804",
"f81865",
};
struct f7188x_sio {
@ -233,6 +244,15 @@ static struct f7188x_gpio_bank f81804_gpio_bank[] = {
F7188X_GPIO_BANK(90, 8, 0x98),
};
static struct f7188x_gpio_bank f81865_gpio_bank[] = {
F7188X_GPIO_BANK(0, 8, 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, 8, 0xA0),
F7188X_GPIO_BANK(60, 5, 0x90),
};
static int f7188x_gpio_get_direction(struct gpio_chip *chip, unsigned offset)
{
@ -425,6 +445,10 @@ static int f7188x_gpio_probe(struct platform_device *pdev)
data->nr_bank = ARRAY_SIZE(f81804_gpio_bank);
data->bank = f81804_gpio_bank;
break;
case f81865:
data->nr_bank = ARRAY_SIZE(f81865_gpio_bank);
data->bank = f81865_gpio_bank;
break;
default:
return -ENODEV;
}
@ -490,6 +514,9 @@ static int __init f7188x_find(int addr, struct f7188x_sio *sio)
case SIO_F81804_ID:
sio->type = f81804;
break;
case SIO_F81865_ID:
sio->type = f81865;
break;
default:
pr_info(DRVNAME ": Unsupported Fintek device 0x%04x\n", devid);
goto err;