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authorPetteri Jokinen <petteri@kiho.fi>2020-05-02 20:22:39 +0300
committerBartosz Golaszewski <bgolaszewski@baylibre.com>2020-05-05 18:22:26 +0200
commit17f96ee2b9be9b65517fe167cfb13b86b33f3a1d (patch)
treece532a4297cf2f81e6023facaa8c6b5577b46c01 /drivers/gpio
parentfef2d3bb2db61d904e4016a181dd107d608fd055 (diff)
downloadlinux-17f96ee2b9be9b65517fe167cfb13b86b33f3a1d.tar.bz2
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: Petteri Jokinen <petteri@kiho.fi> Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/gpio-f7188x.c33
1 files changed, 30 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-f7188x.c b/drivers/gpio/gpio-f7188x.c
index cadd02993539..18a3147f5a42 100644
--- a/drivers/gpio/gpio-f7188x.c
+++ b/drivers/gpio/gpio-f7188x.c
@@ -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;