Support the next version GPIO controller on SoCs like rk3576.

Signed-off-by: Ye Zhang <ye.zhang@rock-chips.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
---
 drivers/gpio/gpio-rockchip.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c
index 49eaefeed8fa..c090cac694bf 100644
--- a/drivers/gpio/gpio-rockchip.c
+++ b/drivers/gpio/gpio-rockchip.c
@@ -35,6 +35,7 @@
 #define GPIO_TYPE_V1		(0)           /* GPIO Version ID reserved */
 #define GPIO_TYPE_V2		(0x01000C2B)
 #define GPIO_TYPE_V2_1		(0x0101157C)
+#define GPIO_TYPE_V2_2		(0x010219C8)
 
 static const struct rockchip_gpio_regs gpio_regs_v1 = {
 	.port_dr = 0x00,
@@ -670,6 +671,7 @@ static int rockchip_get_bank_data(struct rockchip_pin_bank *bank)
 	switch (id) {
 	case GPIO_TYPE_V2:
 	case GPIO_TYPE_V2_1:
+	case GPIO_TYPE_V2_2:
 		bank->gpio_regs = &gpio_regs_v2;
 		bank->gpio_type = GPIO_TYPE_V2;
 		bank->db_clk = of_clk_get(bank->of_node, 1);
-- 
2.34.1