pinctrl: qcom: add sm6115 pinctrl driver
This SoC features a pinctrl block with west, east, and south tiles.
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Acked-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/drivers/pinctrl/qcom/pinctrl-sm6115.c b/drivers/pinctrl/qcom/pinctrl-sm6115.c
new file mode 100644
index 0000000..f07f39f
--- /dev/null
+++ b/drivers/pinctrl/qcom/pinctrl-sm6115.c
@@ -0,0 +1,200 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Qualcomm sm6115 pinctrl
+ *
+ * (C) Copyright 2024 Linaro Ltd.
+ *
+ */
+
+#include <dm.h>
+
+#include "pinctrl-qcom.h"
+
+#define WEST 0x00000000
+#define SOUTH 0x00400000
+#define EAST 0x00800000
+
+#define MAX_PIN_NAME_LEN 32
+static char pin_name[MAX_PIN_NAME_LEN] __section(".data");
+
+static const struct pinctrl_function msm_pinctrl_functions[] = {
+ { "qup4", 1 },
+ { "gpio", 0 },
+};
+
+static const unsigned int sm6115_pin_offsets[] = {
+ [0] = WEST,
+ [1] = WEST,
+ [2] = WEST,
+ [3] = WEST,
+ [4] = WEST,
+ [5] = WEST,
+ [6] = WEST,
+ [7] = WEST,
+ [8] = EAST,
+ [9] = EAST,
+ [10] = EAST,
+ [11] = EAST,
+ [12] = WEST,
+ [13] = WEST,
+ [14] = WEST,
+ [15] = WEST,
+ [16] = WEST,
+ [17] = WEST,
+ [18] = EAST,
+ [19] = EAST,
+ [20] = EAST,
+ [21] = EAST,
+ [22] = EAST,
+ [23] = EAST,
+ [24] = EAST,
+ [25] = EAST,
+ [26] = EAST,
+ [27] = EAST,
+ [28] = EAST,
+ [29] = EAST,
+ [30] = EAST,
+ [31] = EAST,
+ [32] = EAST,
+ [33] = EAST,
+ [34] = EAST,
+ [35] = EAST,
+ [36] = EAST,
+ [37] = EAST,
+ [38] = EAST,
+ [39] = EAST,
+ [40] = EAST,
+ [41] = EAST,
+ [42] = EAST,
+ [43] = EAST,
+ [44] = EAST,
+ [45] = EAST,
+ [46] = EAST,
+ [47] = EAST,
+ [48] = EAST,
+ [49] = EAST,
+ [50] = EAST,
+ [51] = EAST,
+ [52] = EAST,
+ [53] = EAST,
+ [54] = EAST,
+ [55] = EAST,
+ [56] = EAST,
+ [57] = EAST,
+ [58] = EAST,
+ [59] = EAST,
+ [60] = EAST,
+ [61] = EAST,
+ [62] = EAST,
+ [63] = EAST,
+ [64] = EAST,
+ [65] = WEST,
+ [66] = WEST,
+ [67] = WEST,
+ [68] = WEST,
+ [69] = WEST,
+ [70] = WEST,
+ [71] = WEST,
+ [72] = SOUTH,
+ [73] = SOUTH,
+ [74] = SOUTH,
+ [75] = SOUTH,
+ [76] = SOUTH,
+ [77] = SOUTH,
+ [78] = SOUTH,
+ [79] = SOUTH,
+ [80] = WEST,
+ [81] = WEST,
+ [82] = WEST,
+ [83] = WEST,
+ [84] = WEST,
+ [85] = WEST,
+ [86] = WEST,
+ [87] = EAST,
+ [88] = EAST,
+ [89] = WEST,
+ [90] = EAST,
+ [91] = EAST,
+ [92] = WEST,
+ [93] = WEST,
+ [94] = WEST,
+ [95] = WEST,
+ [96] = WEST,
+ [97] = WEST,
+ [98] = SOUTH,
+ [99] = SOUTH,
+ [100] = SOUTH,
+ [101] = SOUTH,
+ [102] = SOUTH,
+ [103] = SOUTH,
+ [104] = SOUTH,
+ [105] = SOUTH,
+ [106] = SOUTH,
+ [107] = SOUTH,
+ [108] = SOUTH,
+ [109] = SOUTH,
+ [110] = SOUTH,
+ [111] = SOUTH,
+ [112] = SOUTH,
+ /* Special pins */
+ [113] = 0,
+ [114] = 0,
+ [115] = 0,
+ [116] = 0,
+ [117] = 0,
+ [118] = 0,
+ [119] = 0,
+ [120] = 0,
+};
+
+static const char *sm6115_get_function_name(struct udevice *dev, unsigned int selector)
+{
+ return msm_pinctrl_functions[selector].name;
+}
+
+static const char *sm6115_get_pin_name(struct udevice *dev, unsigned int selector)
+{
+ static const char *special_pins_names[] = {
+ "ufs_reset", "sdc1_rclk", "sdc1_clk", "sdc1_cmd",
+ "sdc1_data", "sdc2_clk", "sdc2_cmd", "sdc2_data",
+ };
+
+ if (selector >= 113 && selector <= 120)
+ snprintf(pin_name, MAX_PIN_NAME_LEN, special_pins_names[selector - 113]);
+ else
+ snprintf(pin_name, MAX_PIN_NAME_LEN, "gpio%u", selector);
+
+ return pin_name;
+}
+
+static unsigned int sm6115_get_function_mux(__maybe_unused unsigned int pin, unsigned int selector)
+{
+ return msm_pinctrl_functions[selector].val;
+}
+
+struct msm_pinctrl_data sm6115_data = {
+ .pin_data = {
+ .pin_offsets = sm6115_pin_offsets,
+ .pin_count = ARRAY_SIZE(sm6115_pin_offsets),
+ .special_pins_start = 113,
+ },
+ .functions_count = ARRAY_SIZE(msm_pinctrl_functions),
+ .get_function_name = sm6115_get_function_name,
+ .get_function_mux = sm6115_get_function_mux,
+ .get_pin_name = sm6115_get_pin_name,
+};
+
+static const struct udevice_id msm_pinctrl_ids[] = {
+ {
+ .compatible = "qcom,sm6115-tlmm",
+ .data = (ulong)&sm6115_data
+ },
+ { /* Sentinel */ } };
+
+U_BOOT_DRIVER(pinctrl_sm6115) = {
+ .name = "pinctrl_sm6115",
+ .id = UCLASS_NOP,
+ .of_match = msm_pinctrl_ids,
+ .ops = &msm_pinctrl_ops,
+ .bind = msm_pinctrl_bind,
+};