1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Qualcomm IPQ40xx pinctrl
4 *
5 * Copyright (c) 2019 Sartura Ltd.
6 *
7 * Author: Robert Marko <robert.marko@sartura.hr>
8 */
9
10 #include "pinctrl-snapdragon.h"
11 #include <common.h>
12
13 #define MAX_PIN_NAME_LEN 32
14 static char pin_name[MAX_PIN_NAME_LEN];
15
16 static const struct pinctrl_function msm_pinctrl_functions[] = {
17 {"gpio", 0},
18 {"blsp_uart0_0", 1}, /* Only for GPIO:16,17 */
19 {"blsp_uart0_1", 2}, /* Only for GPIO:60,61 */
20 {"blsp_uart1", 1},
21 {"blsp_spi0_0", 1}, /* Only for GPIO:12,13,14,15 */
22 {"blsp_spi0_1", 2}, /* Only for GPIO:54,55,56,57 */
23 {"blsp_spi1", 2},
24 {"mdio_0", 1}, /* Only for GPIO6 */
25 {"mdio_1", 2}, /* Only for GPIO53 */
26 {"mdc_0", 1}, /* Only for GPIO7 */
27 {"mdc_1", 2}, /* Only for GPIO52 */
28 };
29
ipq4019_get_function_name(struct udevice * dev,unsigned int selector)30 static const char *ipq4019_get_function_name(struct udevice *dev,
31 unsigned int selector)
32 {
33 return msm_pinctrl_functions[selector].name;
34 }
35
ipq4019_get_pin_name(struct udevice * dev,unsigned int selector)36 static const char *ipq4019_get_pin_name(struct udevice *dev,
37 unsigned int selector)
38 {
39 snprintf(pin_name, MAX_PIN_NAME_LEN, "GPIO_%u", selector);
40 return pin_name;
41 }
42
ipq4019_get_function_mux(unsigned int selector)43 static unsigned int ipq4019_get_function_mux(unsigned int selector)
44 {
45 return msm_pinctrl_functions[selector].val;
46 }
47
48 struct msm_pinctrl_data ipq4019_data = {
49 .pin_count = 100,
50 .functions_count = ARRAY_SIZE(msm_pinctrl_functions),
51 .get_function_name = ipq4019_get_function_name,
52 .get_function_mux = ipq4019_get_function_mux,
53 .get_pin_name = ipq4019_get_pin_name,
54 };
55