Commit 17f96ee2 authored by Petteri Jokinen's avatar Petteri Jokinen Committed by Bartosz Golaszewski
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gpio-f7188x: Add GPIO support for F81865

Add GPIO support for Fintek F81865 chip.

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



Signed-off-by: default avatarPetteri Jokinen <petteri@kiho.fi>
Signed-off-by: default avatarBartosz Golaszewski <bgolaszewski@baylibre.com>
parent fef2d3bb
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+30 −3
Original line number Diff line number Diff line
@@ -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 */


enum chips { f71869, f71869a, f71882fg, f71889a, f71889f, f81866, f81804 };
#define SIO_F81865_ID		0x0704	/* F81865 chipset ID */


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;