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Date: Sun, 20 Feb 2022 00:00:44 +0530
From: "Srinivasa Rao Mandadapu (Temp)" <quic_srivasam@...cinc.com>
To: Stephen Boyd <swboyd@...omium.org>,
Linus Walleij <linus.walleij@...aro.org>, <agross@...nel.org>,
<alsa-devel@...a-project.org>, <bgoswami@...eaurora.org>,
<bjorn.andersson@...aro.org>, <broonie@...nel.org>,
<devicetree@...r.kernel.org>, <judyhsiao@...omium.org>,
<lgirdwood@...il.com>, <linux-arm-msm@...r.kernel.org>,
<linux-gpio@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<perex@...ex.cz>, <quic_plai@...cinc.com>, <robh+dt@...nel.org>,
<rohitkr@...eaurora.org>, <srinivas.kandagatla@...aro.org>,
<tiwai@...e.com>
CC: Venkata Prasad Potturu <quic_potturu@...cinc.com>
Subject: Re: [PATCH v6 5/7] pinctrl: qcom: Extract chip specific LPASS LPI
code
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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