Re: [PATCH v6 5/7] pinctrl: qcom: Extract chip specific LPASS LPI code

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On 2/19/2022 8:12 AM, Stephen Boyd wrote:
Thanks for Your time Stephen!!!
Quoting Srinivasa Rao Mandadapu (2022-02-14 07:19:52)
diff --git a/drivers/pinctrl/qcom/Kconfig b/drivers/pinctrl/qcom/Kconfig
index ca6f68a..8871451 100644
--- a/drivers/pinctrl/qcom/Kconfig
+++ b/drivers/pinctrl/qcom/Kconfig
@@ -357,4 +357,12 @@ config PINCTRL_LPASS_LPI
           Qualcomm Technologies Inc LPASS (Low Power Audio SubSystem) LPI
           (Low Power Island) found on the Qualcomm Technologies Inc SoCs.

+config PINCTRL_SM8250_LPASS_LPI
Can this be sorted somehow? On Kconfig? Adding to the end of the file
causes conflicts more often than adding alphabetically.
Okay. Will sort it and re post it.

+       tristate "Qualcomm Technologies Inc SM8250 LPASS LPI pin controller driver"
+       depends on PINCTRL_LPASS_LPI
+       help
+         This is the pinctrl, pinmux, pinconf and gpiolib driver for the
+         Qualcomm Technologies Inc LPASS (Low Power Audio SubSystem) LPI
+         (Low Power Island) found on the Qualcomm Technologies Inc SM8250 platform.
+
  endif
diff --git a/drivers/pinctrl/qcom/Makefile b/drivers/pinctrl/qcom/Makefile
index 709882f..c10d14d2 100644
--- a/drivers/pinctrl/qcom/Makefile
+++ b/drivers/pinctrl/qcom/Makefile
@@ -41,3 +41,4 @@ obj-$(CONFIG_PINCTRL_SM8250) += pinctrl-sm8250.o
  obj-$(CONFIG_PINCTRL_SM8350) += pinctrl-sm8350.o
  obj-$(CONFIG_PINCTRL_SM8450) += pinctrl-sm8450.o
  obj-$(CONFIG_PINCTRL_LPASS_LPI) += pinctrl-lpass-lpi.o
+obj-$(CONFIG_PINCTRL_SM8250_LPASS_LPI) += pinctrl-sm8250-lpass-lpi.o
Can this be sorted somehow? Either on Kconfig or file name?
Okay.

diff --git a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
index 54750ba..8a82fd9 100644
--- a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
+++ b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
@@ -4,91 +4,15 @@
   * Copyright (c) 2020 Linaro Ltd.
   */

-#include <linux/bitops.h>
-#include <linux/bitfield.h>
  #include <linux/clk.h>
  #include <linux/gpio/driver.h>
-#include <linux/io.h>
  #include <linux/module.h>
  #include <linux/of_device.h>
-#include <linux/of.h>
  #include <linux/pinctrl/pinconf-generic.h>
  #include <linux/pinctrl/pinconf.h>
  #include <linux/pinctrl/pinmux.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-#include <linux/types.h>
-#include "../core.h"
  #include "../pinctrl-utils.h"
-
-#define LPI_SLEW_RATE_CTL_REG          0xa000
-#define LPI_TLMM_REG_OFFSET            0x1000
-#define LPI_SLEW_RATE_MAX              0x03
-#define LPI_SLEW_BITS_SIZE             0x02
-#define LPI_SLEW_RATE_MASK             GENMASK(1, 0)
-#define LPI_GPIO_CFG_REG               0x00
-#define LPI_GPIO_PULL_MASK             GENMASK(1, 0)
-#define LPI_GPIO_FUNCTION_MASK         GENMASK(5, 2)
-#define LPI_GPIO_OUT_STRENGTH_MASK     GENMASK(8, 6)
-#define LPI_GPIO_OE_MASK               BIT(9)
-#define LPI_GPIO_VALUE_REG             0x04
-#define LPI_GPIO_VALUE_IN_MASK         BIT(0)
-#define LPI_GPIO_VALUE_OUT_MASK                BIT(1)
-
-#define LPI_GPIO_BIAS_DISABLE          0x0
-#define LPI_GPIO_PULL_DOWN             0x1
-#define LPI_GPIO_KEEPER                        0x2
-#define LPI_GPIO_PULL_UP               0x3
-#define LPI_GPIO_DS_TO_VAL(v)          (v / 2 - 1)
-#define LPI_NO_SLEW                            -1
-
-#define LPI_FUNCTION(fname)                                    \
-       [LPI_MUX_##fname] = {                           \
-               .name = #fname,                         \
-               .groups = fname##_groups,               \
-               .ngroups = ARRAY_SIZE(fname##_groups),  \
-       }
-
-#define LPI_PINGROUP(id, soff, f1, f2, f3, f4)         \
-       {                                               \
-               .group.name = "gpio" #id,                       \
-               .group.pins = gpio##id##_pins,          \
-               .pin = id,                              \
-               .slew_offset = soff,                    \
-               .group.num_pins = ARRAY_SIZE(gpio##id##_pins),  \
-               .funcs = (int[]){                       \
-                       LPI_MUX_gpio,                   \
-                       LPI_MUX_##f1,                   \
-                       LPI_MUX_##f2,                   \
-                       LPI_MUX_##f3,                   \
-                       LPI_MUX_##f4,                   \
-               },                                      \
-               .nfuncs = 5,                            \
-       }
-
-struct lpi_pingroup {
-       struct group_desc group;
-       unsigned int pin;
-       /* Bit offset in slew register for SoundWire pins only */
-       int slew_offset;
-       unsigned int *funcs;
-       unsigned int nfuncs;
-};
-
-struct lpi_function {
-       const char *name;
-       const char * const *groups;
-       unsigned int ngroups;
-};
-
-struct lpi_pinctrl_variant_data {
-       const struct pinctrl_pin_desc *pins;
-       int npins;
-       const struct lpi_pingroup *groups;
-       int ngroups;
-       const struct lpi_function *functions;
-       int nfunctions;
-};
+#include "pinctrl-lpass-lpi.h"

  #define MAX_LPI_NUM_CLKS       2

@@ -104,136 +28,6 @@ struct lpi_pinctrl {
         const struct lpi_pinctrl_variant_data *data;
  };

-/* sm8250 variant specific data */
-static const struct pinctrl_pin_desc sm8250_lpi_pins[] = {
-       PINCTRL_PIN(0, "gpio0"),
-       PINCTRL_PIN(1, "gpio1"),
-       PINCTRL_PIN(2, "gpio2"),
-       PINCTRL_PIN(3, "gpio3"),
-       PINCTRL_PIN(4, "gpio4"),
-       PINCTRL_PIN(5, "gpio5"),
-       PINCTRL_PIN(6, "gpio6"),
-       PINCTRL_PIN(7, "gpio7"),
-       PINCTRL_PIN(8, "gpio8"),
-       PINCTRL_PIN(9, "gpio9"),
-       PINCTRL_PIN(10, "gpio10"),
-       PINCTRL_PIN(11, "gpio11"),
-       PINCTRL_PIN(12, "gpio12"),
-       PINCTRL_PIN(13, "gpio13"),
-};
-
-enum sm8250_lpi_functions {
-       LPI_MUX_dmic1_clk,
-       LPI_MUX_dmic1_data,
-       LPI_MUX_dmic2_clk,
-       LPI_MUX_dmic2_data,
-       LPI_MUX_dmic3_clk,
-       LPI_MUX_dmic3_data,
-       LPI_MUX_i2s1_clk,
-       LPI_MUX_i2s1_data,
-       LPI_MUX_i2s1_ws,
-       LPI_MUX_i2s2_clk,
-       LPI_MUX_i2s2_data,
-       LPI_MUX_i2s2_ws,
-       LPI_MUX_qua_mi2s_data,
-       LPI_MUX_qua_mi2s_sclk,
-       LPI_MUX_qua_mi2s_ws,
-       LPI_MUX_swr_rx_clk,
-       LPI_MUX_swr_rx_data,
-       LPI_MUX_swr_tx_clk,
-       LPI_MUX_swr_tx_data,
-       LPI_MUX_wsa_swr_clk,
-       LPI_MUX_wsa_swr_data,
-       LPI_MUX_gpio,
-       LPI_MUX__,
-};
-
-static int gpio0_pins[] = { 0 };
-static int gpio1_pins[] = { 1 };
-static int gpio2_pins[] = { 2 };
-static int gpio3_pins[] = { 3 };
-static int gpio4_pins[] = { 4 };
-static int gpio5_pins[] = { 5 };
-static int gpio6_pins[] = { 6 };
-static int gpio7_pins[] = { 7 };
-static int gpio8_pins[] = { 8 };
-static int gpio9_pins[] = { 9 };
-static int gpio10_pins[] = { 10 };
-static int gpio11_pins[] = { 11 };
-static int gpio12_pins[] = { 12 };
-static int gpio13_pins[] = { 13 };
-static const char * const swr_tx_clk_groups[] = { "gpio0" };
-static const char * const swr_tx_data_groups[] = { "gpio1", "gpio2", "gpio5" };
-static const char * const swr_rx_clk_groups[] = { "gpio3" };
-static const char * const swr_rx_data_groups[] = { "gpio4", "gpio5" };
-static const char * const dmic1_clk_groups[] = { "gpio6" };
-static const char * const dmic1_data_groups[] = { "gpio7" };
-static const char * const dmic2_clk_groups[] = { "gpio8" };
-static const char * const dmic2_data_groups[] = { "gpio9" };
-static const char * const i2s2_clk_groups[] = { "gpio10" };
-static const char * const i2s2_ws_groups[] = { "gpio11" };
-static const char * const dmic3_clk_groups[] = { "gpio12" };
-static const char * const dmic3_data_groups[] = { "gpio13" };
-static const char * const qua_mi2s_sclk_groups[] = { "gpio0" };
-static const char * const qua_mi2s_ws_groups[] = { "gpio1" };
-static const char * const qua_mi2s_data_groups[] = { "gpio2", "gpio3", "gpio4" };
-static const char * const i2s1_clk_groups[] = { "gpio6" };
-static const char * const i2s1_ws_groups[] = { "gpio7" };
-static const char * const i2s1_data_groups[] = { "gpio8", "gpio9" };
-static const char * const wsa_swr_clk_groups[] = { "gpio10" };
-static const char * const wsa_swr_data_groups[] = { "gpio11" };
-static const char * const i2s2_data_groups[] = { "gpio12", "gpio12" };
-
-static const struct lpi_pingroup sm8250_groups[] = {
-       LPI_PINGROUP(0, 0, swr_tx_clk, qua_mi2s_sclk, _, _),
-       LPI_PINGROUP(1, 2, swr_tx_data, qua_mi2s_ws, _, _),
-       LPI_PINGROUP(2, 4, swr_tx_data, qua_mi2s_data, _, _),
-       LPI_PINGROUP(3, 8, swr_rx_clk, qua_mi2s_data, _, _),
-       LPI_PINGROUP(4, 10, swr_rx_data, qua_mi2s_data, _, _),
-       LPI_PINGROUP(5, 12, swr_tx_data, swr_rx_data, _, _),
-       LPI_PINGROUP(6, LPI_NO_SLEW, dmic1_clk, i2s1_clk, _,  _),
-       LPI_PINGROUP(7, LPI_NO_SLEW, dmic1_data, i2s1_ws, _, _),
-       LPI_PINGROUP(8, LPI_NO_SLEW, dmic2_clk, i2s1_data, _, _),
-       LPI_PINGROUP(9, LPI_NO_SLEW, dmic2_data, i2s1_data, _, _),
-       LPI_PINGROUP(10, 16, i2s2_clk, wsa_swr_clk, _, _),
-       LPI_PINGROUP(11, 18, i2s2_ws, wsa_swr_data, _, _),
-       LPI_PINGROUP(12, LPI_NO_SLEW, dmic3_clk, i2s2_data, _, _),
-       LPI_PINGROUP(13, LPI_NO_SLEW, dmic3_data, i2s2_data, _, _),
-};
-
-static const struct lpi_function sm8250_functions[] = {
-       LPI_FUNCTION(dmic1_clk),
-       LPI_FUNCTION(dmic1_data),
-       LPI_FUNCTION(dmic2_clk),
-       LPI_FUNCTION(dmic2_data),
-       LPI_FUNCTION(dmic3_clk),
-       LPI_FUNCTION(dmic3_data),
-       LPI_FUNCTION(i2s1_clk),
-       LPI_FUNCTION(i2s1_data),
-       LPI_FUNCTION(i2s1_ws),
-       LPI_FUNCTION(i2s2_clk),
-       LPI_FUNCTION(i2s2_data),
-       LPI_FUNCTION(i2s2_ws),
-       LPI_FUNCTION(qua_mi2s_data),
-       LPI_FUNCTION(qua_mi2s_sclk),
-       LPI_FUNCTION(qua_mi2s_ws),
-       LPI_FUNCTION(swr_rx_clk),
-       LPI_FUNCTION(swr_rx_data),
-       LPI_FUNCTION(swr_tx_clk),
-       LPI_FUNCTION(swr_tx_data),
-       LPI_FUNCTION(wsa_swr_clk),
-       LPI_FUNCTION(wsa_swr_data),
-};
-
-static struct lpi_pinctrl_variant_data sm8250_lpi_data = {
-       .pins = sm8250_lpi_pins,
-       .npins = ARRAY_SIZE(sm8250_lpi_pins),
-       .groups = sm8250_groups,
-       .ngroups = ARRAY_SIZE(sm8250_groups),
-       .functions = sm8250_functions,
-       .nfunctions = ARRAY_SIZE(sm8250_functions),
-};
-
  static int lpi_gpio_read(struct lpi_pinctrl *state, unsigned int pin,
                          unsigned int addr)
  {
@@ -580,7 +374,7 @@ static const struct gpio_chip lpi_gpio_template = {
         .dbg_show               = lpi_gpio_dbg_show,
  };

-static int lpi_pinctrl_probe(struct platform_device *pdev)
+int lpi_pinctrl_probe(struct platform_device *pdev)
  {
         const struct lpi_pinctrl_variant_data *data;
         struct device *dev = &pdev->dev;
@@ -659,8 +453,9 @@ static int lpi_pinctrl_probe(struct platform_device *pdev)

         return ret;
  }
+EXPORT_SYMBOL(lpi_pinctrl_probe);
EXPORT_SYMBOL_GPL?
Okay. will change it.

-static int lpi_pinctrl_remove(struct platform_device *pdev)
+int lpi_pinctrl_remove(struct platform_device *pdev)
  {
         struct lpi_pinctrl *pctrl = platform_get_drvdata(pdev);

@@ -669,25 +464,7 @@ static int lpi_pinctrl_remove(struct platform_device *pdev)

         return 0;
  }
+EXPORT_SYMBOL(lpi_pinctrl_remove);
EXPORT_SYMBOL_GPL?
Okay. will change it.

-static const struct of_device_id lpi_pinctrl_of_match[] = {
-       {
-              .compatible = "qcom,sm8250-lpass-lpi-pinctrl",
-              .data = &sm8250_lpi_data,
-       },
-       { }
-};
-MODULE_DEVICE_TABLE(of, lpi_pinctrl_of_match);
diff --git a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.h b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.h
new file mode 100644
index 0000000..a511d72
--- /dev/null
+++ b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.h
@@ -0,0 +1,86 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2020 Linaro Ltd.
+ */
+#ifndef __PINCTRL_LPASS_LPI_H__
+#define __PINCTRL_LPASS_LPI_H__
+
+#include <linux/bitops.h>
+#include <linux/bitfield.h>
+#include "../core.h"
+
+#define LPI_SLEW_RATE_CTL_REG  0xa000
+#define LPI_TLMM_REG_OFFSET            0x1000
+#define LPI_SLEW_RATE_MAX              0x03
+#define LPI_SLEW_BITS_SIZE             0x02
+#define LPI_SLEW_RATE_MASK             GENMASK(1, 0)
+#define LPI_GPIO_CFG_REG               0x00
+#define LPI_GPIO_PULL_MASK             GENMASK(1, 0)
+#define LPI_GPIO_FUNCTION_MASK         GENMASK(5, 2)
+#define LPI_GPIO_OUT_STRENGTH_MASK     GENMASK(8, 6)
+#define LPI_GPIO_OE_MASK               BIT(9)
+#define LPI_GPIO_VALUE_REG             0x04
+#define LPI_GPIO_VALUE_IN_MASK         BIT(0)
+#define LPI_GPIO_VALUE_OUT_MASK                BIT(1)
+
+#define LPI_GPIO_BIAS_DISABLE          0x0
+#define LPI_GPIO_PULL_DOWN             0x1
+#define LPI_GPIO_KEEPER                        0x2
+#define LPI_GPIO_PULL_UP               0x3
+#define LPI_GPIO_DS_TO_VAL(v)          (v / 2 - 1)
+#define LPI_NO_SLEW                            -1
+
+#define LPI_FUNCTION(fname)                                    \
+       [LPI_MUX_##fname] = {                           \
+               .name = #fname,                         \
+               .groups = fname##_groups,               \
+               .ngroups = ARRAY_SIZE(fname##_groups),  \
+       }
+
+#define LPI_PINGROUP(id, soff, f1, f2, f3, f4)         \
+       {                                               \
+               .group.name = "gpio" #id,                       \
+               .group.pins = gpio##id##_pins,          \
+               .pin = id,                              \
+               .slew_offset = soff,                    \
+               .group.num_pins = ARRAY_SIZE(gpio##id##_pins),  \
+               .funcs = (int[]){                       \
+                       LPI_MUX_gpio,                   \
+                       LPI_MUX_##f1,                   \
+                       LPI_MUX_##f2,                   \
+                       LPI_MUX_##f3,                   \
+                       LPI_MUX_##f4,                   \
+               },                                      \
+               .nfuncs = 5,                            \
+       }
+
+struct lpi_pingroup {
+       struct group_desc group;
+       unsigned int pin;
+       /* Bit offset in slew register for SoundWire pins only */
+       int slew_offset;
+       unsigned int *funcs;
+       unsigned int nfuncs;
+};
+
+struct lpi_function {
+       const char *name;
+       const char * const *groups;
+       unsigned int ngroups;
+};
+
+struct lpi_pinctrl_variant_data {
+       const struct pinctrl_pin_desc *pins;
+       int npins;
+       const struct lpi_pingroup *groups;
+       int ngroups;
+       const struct lpi_function *functions;
+       int nfunctions;
+};
+
+int lpi_pinctrl_probe(struct platform_device *pdev);
+int lpi_pinctrl_remove(struct platform_device *pdev);
+
+#endif /*__PINCTRL_LPASS_LPI_H__*/
+
Drop the extra newline on this file please.
Okay. will remove it.

diff --git a/drivers/pinctrl/qcom/pinctrl-sm8250-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-sm8250-lpass-lpi.c
new file mode 100644
index 0000000..27e358e
--- /dev/null
+++ b/drivers/pinctrl/qcom/pinctrl-sm8250-lpass-lpi.c
@@ -0,0 +1,166 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2020 Linaro Ltd.
+ */
+
+#include <linux/clk.h>
Drop unused include please.
Okay.

+#include <linux/gpio/driver.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include "pinctrl-lpass-lpi.h"
+
+enum lpass_lpi_functions {
+       LPI_MUX_dmic1_clk,
+       LPI_MUX_dmic1_data,
+       LPI_MUX_dmic2_clk,
+       LPI_MUX_dmic2_data,
+       LPI_MUX_dmic3_clk,
+       LPI_MUX_dmic3_data,
+       LPI_MUX_i2s1_clk,
+       LPI_MUX_i2s1_data,
+       LPI_MUX_i2s1_ws,
+       LPI_MUX_i2s2_clk,
+       LPI_MUX_i2s2_data,
+       LPI_MUX_i2s2_ws,
+       LPI_MUX_qua_mi2s_data,
+       LPI_MUX_qua_mi2s_sclk,
+       LPI_MUX_qua_mi2s_ws,
+       LPI_MUX_swr_rx_clk,
+       LPI_MUX_swr_rx_data,
+       LPI_MUX_swr_tx_clk,
+       LPI_MUX_swr_tx_data,
+       LPI_MUX_wsa_swr_clk,
+       LPI_MUX_wsa_swr_data,
+       LPI_MUX_gpio,
+       LPI_MUX__,
+};
+
+static int gpio0_pins[] = { 0 };
Why not const?
It's creating conflict with group_desc structure params.

+static int gpio1_pins[] = { 1 };
+static int gpio2_pins[] = { 2 };
+static int gpio3_pins[] = { 3 };
+static int gpio4_pins[] = { 4 };
+static int gpio5_pins[] = { 5 };
+static int gpio6_pins[] = { 6 };
+static int gpio7_pins[] = { 7 };
+static int gpio8_pins[] = { 8 };
+static int gpio9_pins[] = { 9 };
+static int gpio10_pins[] = { 10 };
+static int gpio11_pins[] = { 11 };
+static int gpio12_pins[] = { 12 };
+static int gpio13_pins[] = { 13 };
+
+
+/* sm8250 variant specific data */
+static const struct pinctrl_pin_desc sm8250_lpi_pins[] = {
+       PINCTRL_PIN(0, "gpio0"),
+       PINCTRL_PIN(1, "gpio1"),
+       PINCTRL_PIN(2, "gpio2"),
+       PINCTRL_PIN(3, "gpio3"),
+       PINCTRL_PIN(4, "gpio4"),
+       PINCTRL_PIN(5, "gpio5"),
+       PINCTRL_PIN(6, "gpio6"),
+       PINCTRL_PIN(7, "gpio7"),
+       PINCTRL_PIN(8, "gpio8"),
+       PINCTRL_PIN(9, "gpio9"),
+       PINCTRL_PIN(10, "gpio10"),
+       PINCTRL_PIN(11, "gpio11"),
+       PINCTRL_PIN(12, "gpio12"),
+       PINCTRL_PIN(13, "gpio13"),
+};
+
+static const char * const swr_tx_clk_groups[] = { "gpio0" };
+static const char * const swr_tx_data_groups[] = { "gpio1", "gpio2", "gpio5" };
+static const char * const swr_rx_clk_groups[] = { "gpio3" };
+static const char * const swr_rx_data_groups[] = { "gpio4", "gpio5" };
+static const char * const dmic1_clk_groups[] = { "gpio6" };
+static const char * const dmic1_data_groups[] = { "gpio7" };
+static const char * const dmic2_clk_groups[] = { "gpio8" };
+static const char * const dmic2_data_groups[] = { "gpio9" };
+static const char * const i2s2_clk_groups[] = { "gpio10" };
+static const char * const i2s2_ws_groups[] = { "gpio11" };
+static const char * const dmic3_clk_groups[] = { "gpio12" };
+static const char * const dmic3_data_groups[] = { "gpio13" };
+static const char * const qua_mi2s_sclk_groups[] = { "gpio0" };
+static const char * const qua_mi2s_ws_groups[] = { "gpio1" };
+static const char * const qua_mi2s_data_groups[] = { "gpio2", "gpio3", "gpio4" };
+static const char * const i2s1_clk_groups[] = { "gpio6" };
+static const char * const i2s1_ws_groups[] = { "gpio7" };
+static const char * const i2s1_data_groups[] = { "gpio8", "gpio9" };
+static const char * const wsa_swr_clk_groups[] = { "gpio10" };
+static const char * const wsa_swr_data_groups[] = { "gpio11" };
+static const char * const i2s2_data_groups[] = { "gpio12", "gpio12" };
+
+static const struct lpi_pingroup sm8250_groups[] = {
+       LPI_PINGROUP(0, 0, swr_tx_clk, qua_mi2s_sclk, _, _),
+       LPI_PINGROUP(1, 2, swr_tx_data, qua_mi2s_ws, _, _),
+       LPI_PINGROUP(2, 4, swr_tx_data, qua_mi2s_data, _, _),
+       LPI_PINGROUP(3, 8, swr_rx_clk, qua_mi2s_data, _, _),
+       LPI_PINGROUP(4, 10, swr_rx_data, qua_mi2s_data, _, _),
+       LPI_PINGROUP(5, 12, swr_tx_data, swr_rx_data, _, _),
+       LPI_PINGROUP(6, LPI_NO_SLEW, dmic1_clk, i2s1_clk, _,  _),
+       LPI_PINGROUP(7, LPI_NO_SLEW, dmic1_data, i2s1_ws, _, _),
+       LPI_PINGROUP(8, LPI_NO_SLEW, dmic2_clk, i2s1_data, _, _),
+       LPI_PINGROUP(9, LPI_NO_SLEW, dmic2_data, i2s1_data, _, _),
+       LPI_PINGROUP(10, 16, i2s2_clk, wsa_swr_clk, _, _),
+       LPI_PINGROUP(11, 18, i2s2_ws, wsa_swr_data, _, _),
+       LPI_PINGROUP(12, LPI_NO_SLEW, dmic3_clk, i2s2_data, _, _),
+       LPI_PINGROUP(13, LPI_NO_SLEW, dmic3_data, i2s2_data, _, _),
+};
+
+static const struct lpi_function sm8250_functions[] = {
+       LPI_FUNCTION(dmic1_clk),
+       LPI_FUNCTION(dmic1_data),
+       LPI_FUNCTION(dmic2_clk),
+       LPI_FUNCTION(dmic2_data),
+       LPI_FUNCTION(dmic3_clk),
+       LPI_FUNCTION(dmic3_data),
+       LPI_FUNCTION(i2s1_clk),
+       LPI_FUNCTION(i2s1_data),
+       LPI_FUNCTION(i2s1_ws),
+       LPI_FUNCTION(i2s2_clk),
+       LPI_FUNCTION(i2s2_data),
+       LPI_FUNCTION(i2s2_ws),
+       LPI_FUNCTION(qua_mi2s_data),
+       LPI_FUNCTION(qua_mi2s_sclk),
+       LPI_FUNCTION(qua_mi2s_ws),
+       LPI_FUNCTION(swr_rx_clk),
+       LPI_FUNCTION(swr_rx_data),
+       LPI_FUNCTION(swr_tx_clk),
+       LPI_FUNCTION(swr_tx_data),
+       LPI_FUNCTION(wsa_swr_clk),
+       LPI_FUNCTION(wsa_swr_data),
+};
+
+static struct lpi_pinctrl_variant_data sm8250_lpi_data = {
It would be great if this could be const.
Okay. Will add.
+       .pins = sm8250_lpi_pins,
+       .npins = ARRAY_SIZE(sm8250_lpi_pins),
+       .groups = sm8250_groups,
+       .ngroups = ARRAY_SIZE(sm8250_groups),
+       .functions = sm8250_functions,
+       .nfunctions = ARRAY_SIZE(sm8250_functions),
+};
+



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