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// SPDX-License-Identifier: BSD-3-Clause
/*
* Pinctrl driver for Qualcomm SM6125
*
* (C) Copyright 2026 Biswapriyo Nath <[email protected]>
*
* Based on Linux Kernel driver
*/
#include <dm.h>
#include "pinctrl-qcom.h"
#define TLMM_BASE 0x00500000
#define WEST (0x00500000 - TLMM_BASE) /* 0x0 */
#define SOUTH (0x00900000 - TLMM_BASE) /* 0x400000 */
#define EAST (0x00d00000 - TLMM_BASE) /* 0x800000 */
#define MAX_PIN_NAME_LEN 32
static char pin_name[MAX_PIN_NAME_LEN] __section(".data");
static const struct pinctrl_function msm_pinctrl_functions[] = {
{ "qup04", 1 },
{ "gpio", 0 },
};
#define SDC_QDSD_PINGROUP(pg_name, ctl, pull, drv) \
{ \
.name = pg_name, \
.ctl_reg = ctl, \
.io_reg = 0, \
.pull_bit = pull, \
.drv_bit = drv, \
.oe_bit = -1, \
.in_bit = -1, \
.out_bit = -1, \
}
#define UFS_RESET(pg_name, offset) \
{ \
.name = pg_name, \
.ctl_reg = offset, \
.io_reg = offset + 0x4, \
.pull_bit = 3, \
.drv_bit = 0, \
.oe_bit = -1, \
.in_bit = -1, \
.out_bit = 0, \
}
static const struct msm_special_pin_data msm_special_pins_data[] = {
[0] = UFS_RESET("ufs_reset", 0x190000),
[1] = SDC_QDSD_PINGROUP("sdc1_rclk", WEST + 0x18d000, 15, 0),
[2] = SDC_QDSD_PINGROUP("sdc1_clk", WEST + 0x18d000, 13, 6),
[3] = SDC_QDSD_PINGROUP("sdc1_cmd", WEST + 0x18d000, 11, 3),
[4] = SDC_QDSD_PINGROUP("sdc1_data", WEST + 0x18d000, 9, 0),
[5] = SDC_QDSD_PINGROUP("sdc2_clk", SOUTH + 0x58b000, 14, 6),
[6] = SDC_QDSD_PINGROUP("sdc2_cmd", SOUTH + 0x58b000, 11, 3),
[7] = SDC_QDSD_PINGROUP("sdc2_data", SOUTH + 0x58b000, 9, 0),
};
static const unsigned int sm6125_pin_offsets[] = {
[0] = WEST, [1] = WEST, [2] = WEST, [3] = WEST,
[4] = WEST, [5] = WEST, [6] = WEST, [7] = WEST,
[8] = WEST, [9] = WEST, [10] = EAST, [11] = EAST,
[12] = EAST, [13] = EAST, [14] = WEST, [15] = WEST,
[16] = WEST, [17] = WEST, [18] = EAST, [19] = EAST,
[20] = EAST, [21] = EAST, [22] = WEST, [23] = WEST,
[24] = WEST, [25] = WEST, [26] = WEST, [27] = WEST,
[28] = WEST, [29] = WEST, [30] = WEST, [31] = WEST,
[32] = WEST, [33] = WEST, [34] = SOUTH, [35] = SOUTH,
[36] = SOUTH, [37] = SOUTH, [38] = EAST, [39] = EAST,
[40] = EAST, [41] = EAST, [42] = EAST, [43] = EAST,
[44] = SOUTH, [45] = SOUTH, [46] = SOUTH, [47] = SOUTH,
[48] = SOUTH, [49] = SOUTH, [50] = SOUTH, [51] = SOUTH,
[52] = SOUTH, [53] = SOUTH, [54] = SOUTH, [55] = SOUTH,
[56] = SOUTH, [57] = SOUTH, [58] = SOUTH, [59] = SOUTH,
[60] = SOUTH, [61] = SOUTH, [62] = SOUTH, [63] = SOUTH,
[64] = SOUTH, [65] = SOUTH, [66] = SOUTH, [67] = SOUTH,
[68] = SOUTH, [69] = SOUTH, [70] = SOUTH, [71] = SOUTH,
[72] = SOUTH, [73] = SOUTH, [74] = SOUTH, [75] = SOUTH,
[76] = SOUTH, [77] = SOUTH, [78] = SOUTH, [79] = SOUTH,
[80] = SOUTH, [81] = SOUTH, [82] = SOUTH, [83] = SOUTH,
[84] = SOUTH, [85] = SOUTH, [86] = SOUTH, [87] = WEST,
[88] = WEST, [89] = WEST, [90] = WEST, [91] = WEST,
[92] = WEST, [93] = WEST, [94] = SOUTH, [95] = SOUTH,
[96] = SOUTH, [97] = SOUTH, [98] = SOUTH, [99] = SOUTH,
[100] = SOUTH, [101] = SOUTH, [102] = SOUTH, [103] = SOUTH,
[104] = EAST, [105] = EAST, [106] = EAST, [107] = EAST,
[108] = EAST, [109] = EAST, [110] = EAST, [111] = EAST,
[112] = EAST, [113] = EAST, [114] = EAST, [115] = EAST,
[116] = EAST, [117] = SOUTH, [118] = SOUTH, [119] = SOUTH,
[120] = SOUTH, [121] = EAST, [122] = EAST, [123] = EAST,
[124] = EAST, [125] = EAST, [126] = EAST, [127] = EAST,
[128] = EAST, [129] = SOUTH, [130] = SOUTH, [131] = SOUTH,
[132] = SOUTH,
};
static const char *sm6125_get_function_name(struct udevice *dev,
unsigned int selector)
{
return msm_pinctrl_functions[selector].name;
}
static const char *sm6125_get_pin_name(struct udevice *dev,
unsigned int selector)
{
if (selector >= 133 && selector <= 140)
snprintf(pin_name, MAX_PIN_NAME_LEN,
msm_special_pins_data[selector - 133].name);
else
snprintf(pin_name, MAX_PIN_NAME_LEN, "gpio%u", selector);
return pin_name;
}
static int sm6125_get_function_mux(__maybe_unused unsigned int pin,
unsigned int selector)
{
return msm_pinctrl_functions[selector].val;
}
static struct msm_pinctrl_data sm6125_data = {
.pin_data = {
.pin_offsets = sm6125_pin_offsets,
.pin_count = 141,
.special_pins_start = 133,
.special_pins_data = msm_special_pins_data,
},
.functions_count = ARRAY_SIZE(msm_pinctrl_functions),
.get_function_name = sm6125_get_function_name,
.get_function_mux = sm6125_get_function_mux,
.get_pin_name = sm6125_get_pin_name,
};
static const struct udevice_id msm_pinctrl_ids[] = {
{ .compatible = "qcom,sm6125-tlmm", .data = (ulong)&sm6125_data },
{ /* sentinel */ }
};
U_BOOT_DRIVER(pinctrl_sm6125) = {
.name = "pinctrl_sm6125",
.id = UCLASS_NOP,
.of_match = msm_pinctrl_ids,
.ops = &msm_pinctrl_ops,
.bind = msm_pinctrl_bind,
};
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