1 // SPDX-License-Identifier: GPL-2.0-or-later
45  * mv88e6xxx_g2_scratch_get_bit - get a bit
56 	u8 mask = (1 << (offset & 0x7));  in mv88e6xxx_g2_scratch_get_bit()  local
64 	*set = !!(mask & val);  in mv88e6xxx_g2_scratch_get_bit()
70  * mv88e6xxx_g2_scratch_set_bit - set (or clear) a bit
76  * Helper function for dealing with the direction and data registers.
83 	u8 mask = (1 << (offset & 0x7));  in mv88e6xxx_g2_scratch_set_bit()  local
92 		val |= mask;  in mv88e6xxx_g2_scratch_set_bit()
94 		val &= ~mask;  in mv88e6xxx_g2_scratch_set_bit()
100  * mv88e6352_g2_scratch_gpio_get_data - get data on gpio pin
122  * mv88e6352_g2_scratch_gpio_set_data - set data on gpio pin
130 	u8 mask = (1 << (pin & 0x7));  in mv88e6352_g2_scratch_gpio_set_data()  local
137 		chip->gpio_data[offset] |= mask;  in mv88e6352_g2_scratch_gpio_set_data()
139 		chip->gpio_data[offset] &= ~mask;  in mv88e6352_g2_scratch_gpio_set_data()
141 	return mv88e6xxx_g2_scratch_write(chip, reg, chip->gpio_data[offset]);  in mv88e6352_g2_scratch_gpio_set_data()
145  * mv88e6352_g2_scratch_gpio_get_dir - get direction of gpio pin
167  * mv88e6352_g2_scratch_gpio_set_dir - set direction of gpio pin
184  * mv88e6352_g2_scratch_gpio_get_pctl - get pin control setting
187  * @func: function number
189  * Note that the function numbers themselves may vary by chipset.
196 	u8 mask = (0x7 << offset);  in mv88e6352_g2_scratch_gpio_get_pctl()  local
204 	*func = (val & mask) >> offset;  in mv88e6352_g2_scratch_gpio_get_pctl()
210  * mv88e6352_g2_scratch_gpio_set_pctl - set pin control setting
213  * @func: function number
220 	u8 mask = (0x7 << offset);  in mv88e6352_g2_scratch_gpio_set_pctl()  local
228 	val = (val & ~mask) | ((func & mask) << offset);  in mv88e6352_g2_scratch_gpio_set_pctl()
243  * mv88e6390_g2_scratch_gpio_set_smi - set gpio muxing for external smi
269 		return -EBUSY;  in mv88e6390_g2_scratch_gpio_set_smi()
294  * mv88e6393x_g2_scratch_gpio_set_smi - set gpio muxing for external smi
299  * external SMI interface or as regular GPIO-s.
302  * function.
325  * mv88e6352_g2_scratch_port_has_serdes - indicate if a port can have a serdes