3  *  SYSCON GPIO driver
14 #include <linux/mfd/syscon.h>
20 /* SYSCON driver is designed to use 32-bit wide registers */
26  * @compatible:		SYSCON driver compatible string.
50 	struct regmap			*syscon;  member
64 	ret = regmap_read(priv->syscon,  in syscon_gpio_get()
79 	regmap_update_bits(priv->syscon,  in syscon_gpio_set()
95 		regmap_update_bits(priv->syscon,  in syscon_gpio_dir_in()
113 		regmap_update_bits(priv->syscon,  in syscon_gpio_dir_out()
143 	ret = regmap_write(priv->syscon,  in rockchip_gpio_set()
172 			priv->syscon,  in keystone_gpio_set()
218 	priv->syscon = syscon_regmap_lookup_by_phandle(np, "gpio,syscon-dev");  in syscon_gpio_probe()
219 	if (IS_ERR(priv->syscon) && np->parent)  in syscon_gpio_probe()
220 		priv->syscon = syscon_node_to_regmap(np->parent);  in syscon_gpio_probe()
221 	if (IS_ERR(priv->syscon))  in syscon_gpio_probe()
222 		return PTR_ERR(priv->syscon);  in syscon_gpio_probe()
224 	ret = of_property_read_u32_index(np, "gpio,syscon-dev", 1,  in syscon_gpio_probe()
231 	ret = of_property_read_u32_index(np, "gpio,syscon-dev", 2,  in syscon_gpio_probe()
256 		.name		= "gpio-syscon",
264 MODULE_DESCRIPTION("SYSCON GPIO driver");