11 #include <linux/via-core.h>
12 #include <linux/via-gpio.h>
16  * The ports we know about.  Note that the port-25 gpios are not
29 		.vg_name = "VGPIO0",  /* Guess - not in datasheet */
89 	u8 reg;  in via_gpio_set()  local
93 	spin_lock_irqsave(&cfg->vdev->reg_lock, flags);  in via_gpio_set()
94 	gpio = cfg->active_gpios[nr];  in via_gpio_set()
95 	reg = via_read_reg(VIASR, gpio->vg_port_index);  in via_gpio_set()
96 	reg |= 0x40 << gpio->vg_mask_shift;  /* output enable */  in via_gpio_set()
98 		reg |= 0x10 << gpio->vg_mask_shift;  in via_gpio_set()
100 		reg &= ~(0x10 << gpio->vg_mask_shift);  in via_gpio_set()
101 	via_write_reg(VIASR, gpio->vg_port_index, reg);  in via_gpio_set()
102 	spin_unlock_irqrestore(&cfg->vdev->reg_lock, flags);  in via_gpio_set()
124 	spin_lock_irqsave(&cfg->vdev->reg_lock, flags);  in via_gpio_dir_input()
125 	gpio = cfg->active_gpios[nr];  in via_gpio_dir_input()
126 	via_write_reg_mask(VIASR, gpio->vg_port_index, 0,  in via_gpio_dir_input()
127 			0x40 << gpio->vg_mask_shift);  in via_gpio_dir_input()
128 	spin_unlock_irqrestore(&cfg->vdev->reg_lock, flags);  in via_gpio_dir_input()
137 	u8 reg;  in via_gpio_get()  local
141 	spin_lock_irqsave(&cfg->vdev->reg_lock, flags);  in via_gpio_get()
142 	gpio = cfg->active_gpios[nr];  in via_gpio_get()
143 	reg = via_read_reg(VIASR, gpio->vg_port_index);  in via_gpio_get()
144 	spin_unlock_irqrestore(&cfg->vdev->reg_lock, flags);  in via_gpio_get()
145 	return reg & (0x04 << gpio->vg_mask_shift);  in via_gpio_get()
157 		.base = -1,
168 	via_write_reg_mask(VIASR, gpio->vg_port_index, 0x02, 0x02);  in viafb_gpio_enable()
173 	via_write_reg_mask(VIASR, gpio->vg_port_index, 0, 0x02);  in viafb_gpio_disable()
206 		if (!strcmp(name, viafb_gpio_config.active_gpios[i]->vg_name))  in viafb_gpio_lookup()
208 	return -1;  in viafb_gpio_lookup()
217 	struct viafb_dev *vdev = platdev->dev.platform_data;  in viafb_gpio_probe()
218 	struct via_port_cfg *port_cfg = vdev->port_cfg;  in viafb_gpio_probe()
232 			if (gpio->vg_port_index == port_cfg[i].ioport_index) {  in viafb_gpio_probe()
235 					gpio->vg_name;  in viafb_gpio_probe()
240 	viafb_gpio_config.gpio_chip.names = viafb_gpio_config.gpio_names;  in viafb_gpio_probe()
250 	spin_lock_irqsave(&viafb_gpio_config.vdev->reg_lock, flags);  in viafb_gpio_probe()
253 	spin_unlock_irqrestore(&viafb_gpio_config.vdev->reg_lock, flags);  in viafb_gpio_probe()
257 	viafb_gpio_config.gpio_chip.base = -1;  /* Dynamic */  in viafb_gpio_probe()
292 	spin_lock_irqsave(&viafb_gpio_config.vdev->reg_lock, flags);  in viafb_gpio_remove()
296 	spin_unlock_irqrestore(&viafb_gpio_config.vdev->reg_lock, flags);  in viafb_gpio_remove()
302 		.name = "viafb-gpio",