4  * SPDX-License-Identifier: Apache-2.0
9 #include <zephyr/dt-bindings/pinctrl/b91-pinctrl.h>
17  *      gpio_en:          PORT_A[0-7]
18  *      gpio_en + 1*8:    PORT_B[0-7]
19  *      gpio_en + 2*8:    PORT_C[0-7]
20  *      gpio_en + 3*8:    PORT_D[0-7]
21  *      gpio_en + 4*8:    PORT_E[0-7]
22  *      gpio_en + 5*8:    PORT_F[0-7]
24 #define reg_gpio_en(pin) (*(volatile uint8_t *)((uint32_t)DT_INST_REG_ADDR_BY_NAME(0, gpio_en) + \  argument
25 						((pin >> 8) * 8)))
30  *      pin_mux:          PORT_A[0-3]
31  *      pin_mux + 1:      PORT_A[4-7]
32  *      pin_mux + 2:      PORT_B[0-3]
33  *      pin_mux + 3:      PORT_B[4-7]
34  *      pin_mux + 4:      PORT_C[0-3]
35  *      pin_mux + 5:      PORT_C[4-7]
36  *      pin_mux + 6:      PORT_D[0-3]
37  *      pin_mux + 7:      PORT_D[4-7]
38  *      pin_mux + 0x20:   PORT_E[0-3]
39  *      pin_mux + 0x21:   PORT_E[4-7]
40  *      pin_mux + 0x26:   PORT_F[0-3]
41  *      pin_mux + 0x27:   PORT_F[4-7]
43 #define reg_pin_mux(pin) (*(volatile uint8_t *)((uint32_t)DT_INST_REG_ADDR_BY_NAME(0, pin_mux) + \  argument
44 						(((pin >> 8) < 4)  ? ((pin >> 8) * 2) : 0) +	 \
45 						(((pin >> 8) == 4) ? 0x20          : 0) +	 \
46 						(((pin >> 8) == 5) ? 0x26          : 0) +	 \
47 						((pin & 0x0f0)     ? 1             : 0)))
52  *      pull_up_en:         PORT_A[0-3]
53  *      pull_up_en + 1:     PORT_A[4-7]
54  *      pull_up_en + 2:     PORT_B[0-3]
55  *      pull_up_en + 3:     PORT_B[4-7]
56  *      pull_up_en + 4:     PORT_C[0-3]
57  *      pull_up_en + 5:     PORT_C[4-7]
58  *      pull_up_en + 6:     PORT_D[0-3]
59  *      pull_up_en + 7:     PORT_D[4-7]
60  *      pull_up_en + 8:     PORT_E[0-3]
61  *      pull_up_en + 9:     PORT_E[4-7]
62  *      pull_up_en + 10:    PORT_F[0-3]
63  *      pull_up_en + 11:    PORT_F[4-7]
65 #define reg_pull_up_en(pin) ((uint8_t)(DT_INST_REG_ADDR_BY_NAME(0, pull_up_en) + \  argument
66 				       ((pin >> 8) * 2) +			 \
67 				       ((pin & 0xf0) ? 1 : 0)))
82 static inline void pinctrl_b91_gpio_function_disable(uint32_t pin)  in pinctrl_b91_gpio_function_disable()  argument
84 	uint8_t bit = pin & 0xff;  in pinctrl_b91_gpio_function_disable()
86 	reg_gpio_en(pin) &= ~bit;  in pinctrl_b91_gpio_function_disable()
90 static inline int pinctrl_b91_get_offset(uint32_t pin, uint8_t *offset)  in pinctrl_b91_get_offset()  argument
92 	switch (B91_PINMUX_GET_PIN_ID(pin)) {  in pinctrl_b91_get_offset()
119 		return -EINVAL;  in pinctrl_b91_get_offset()
125 /* Set pin's function */
133 	uint32_t pin = B91_PINMUX_GET_PIN(*pinctrl);  in pinctrl_configure_pin()  local
134 	uint8_t pull_up_en_addr = reg_pull_up_en(pin);  in pinctrl_configure_pin()
137 	status = pinctrl_b91_get_offset(pin, &offset);  in pinctrl_configure_pin()
144 	pinctrl_b91_gpio_function_disable(pin);  in pinctrl_configure_pin()
148 	reg_pin_mux(pin) = (reg_pin_mux(pin) & mask) | func;  in pinctrl_configure_pin()