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Message-ID: <20251014015712.2922237-3-gary.yang@cixtech.com>
Date: Tue, 14 Oct 2025 09:57:11 +0800
From: Gary Yang <gary.yang@...tech.com>
To: linus.walleij@...aro.org,
robh@...nel.org,
krzk+dt@...nel.org,
conor+dt@...nel.org
Cc: linux-gpio@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
cix-kernel-upstream@...tech.com,
Gary Yang <gary.yang@...tech.com>
Subject: [PATCH v3 2/3] pinctrl: cix: Add pin-controller support for sky1
There are two pin-controllers on Cix Sky1 platform.
one is used under S0 state, the other is used under S0 and S5 state.
Signed-off-by: Gary Yang <gary.yang@...tech.com>
---
drivers/pinctrl/Kconfig | 1 +
drivers/pinctrl/Makefile | 1 +
drivers/pinctrl/cix/Kconfig | 14 +
drivers/pinctrl/cix/Makefile | 4 +
drivers/pinctrl/cix/pinctrl-sky1-base.c | 558 +++++++++++++++++++++++
drivers/pinctrl/cix/pinctrl-sky1.c | 559 ++++++++++++++++++++++++
drivers/pinctrl/cix/pinctrl-sky1.h | 48 ++
7 files changed, 1185 insertions(+)
create mode 100644 drivers/pinctrl/cix/Kconfig
create mode 100644 drivers/pinctrl/cix/Makefile
create mode 100644 drivers/pinctrl/cix/pinctrl-sky1-base.c
create mode 100644 drivers/pinctrl/cix/pinctrl-sky1.c
create mode 100644 drivers/pinctrl/cix/pinctrl-sky1.h
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index ddd11668457c..a5b7177be115 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -653,6 +653,7 @@ source "drivers/pinctrl/aspeed/Kconfig"
source "drivers/pinctrl/bcm/Kconfig"
source "drivers/pinctrl/berlin/Kconfig"
source "drivers/pinctrl/cirrus/Kconfig"
+source "drivers/pinctrl/cix/Kconfig"
source "drivers/pinctrl/freescale/Kconfig"
source "drivers/pinctrl/intel/Kconfig"
source "drivers/pinctrl/mediatek/Kconfig"
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index 909ab89a56d2..8f353fc38e0e 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -67,6 +67,7 @@ obj-$(CONFIG_ARCH_ASPEED) += aspeed/
obj-y += bcm/
obj-$(CONFIG_PINCTRL_BERLIN) += berlin/
obj-y += cirrus/
+obj-y += cix/
obj-y += freescale/
obj-$(CONFIG_X86) += intel/
obj-y += mediatek/
diff --git a/drivers/pinctrl/cix/Kconfig b/drivers/pinctrl/cix/Kconfig
new file mode 100644
index 000000000000..42e064b6e7a2
--- /dev/null
+++ b/drivers/pinctrl/cix/Kconfig
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config PINCTRL_SKY1_BASE
+ tristate
+ select GENERIC_PINCTRL_GROUPS
+ select GENERIC_PINMUX_FUNCTIONS
+ select GENERIC_PINCONF
+ select REGMAP
+
+config PINCTRL_SKY1
+ tristate "Cix Sky1 pinctrl driver"
+ depends on ARCH_CIX
+ select PINCTRL_SKY1_BASE
+ help
+ Say Y here to enable the sky1 pinctrl driver
diff --git a/drivers/pinctrl/cix/Makefile b/drivers/pinctrl/cix/Makefile
new file mode 100644
index 000000000000..22685d6a107b
--- /dev/null
+++ b/drivers/pinctrl/cix/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
+# Cix Sky1 pin control drivers
+obj-$(CONFIG_PINCTRL_SKY1_BASE) += pinctrl-sky1-base.o
+obj-$(CONFIG_PINCTRL_SKY1) += pinctrl-sky1.o
diff --git a/drivers/pinctrl/cix/pinctrl-sky1-base.c b/drivers/pinctrl/cix/pinctrl-sky1-base.c
new file mode 100644
index 000000000000..5ce5c40c8d54
--- /dev/null
+++ b/drivers/pinctrl/cix/pinctrl-sky1-base.c
@@ -0,0 +1,558 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// Author: Jerry Zhu <Jerry.Zhu@...tech.com>
+// Author: Gary Yang <gary.yang@...tech.com>
+
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/of_address.h>
+#include <linux/pinctrl/machine.h>
+#include <linux/pinctrl/pinconf.h>
+#include <linux/pinctrl/pinconf-generic.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/pinctrl/pinmux.h>
+#include <linux/platform_device.h>
+#include <linux/seq_file.h>
+#include <linux/slab.h>
+
+#include "../core.h"
+#include "../pinconf.h"
+#include "../pinctrl-utils.h"
+#include "../pinmux.h"
+#include "pinctrl-sky1.h"
+
+#define SKY1_PIN_SIZE (4)
+#define SKY1_MUX_MASK GENMASK(8, 7)
+#define SKY1_MUX_SHIFT (7)
+#define SKY1_PULLCONF_MASK GENMASK(6, 5)
+#define SKY1_PULLUP_BIT (6)
+#define SKY1_PULLDN_BIT (5)
+#define SKY1_DS_MASK GENMASK(3, 0)
+
+#define CIX_PIN_NO_SHIFT (8)
+#define CIX_PIN_FUN_MASK GENMASK(1, 0)
+#define CIX_GET_PIN_NO(x) ((x) >> CIX_PIN_NO_SHIFT)
+#define CIX_GET_PIN_FUNC(x) ((x) & CIX_PIN_FUN_MASK)
+
+static const char * const sky1_gpio_functions[] = {
+ "func0", "func1", "func2", "func3",
+};
+
+static bool sky1_pctrl_is_function_valid(struct sky1_pinctrl *spctl,
+ u32 pin_num, u32 fnum)
+{
+ int i;
+
+ for (i = 0; i < spctl->info->npins; i++) {
+ const struct sky1_pin_desc *pin = spctl->info->pins + i;
+
+ if (pin->pin.number == pin_num) {
+ if (fnum < pin->nfunc)
+ return true;
+
+ break;
+ }
+ }
+
+ return false;
+}
+
+static int sky1_pctrl_dt_node_to_map_func(struct sky1_pinctrl *spctl,
+ u32 pin, u32 fnum, struct sky1_pinctrl_group *grp,
+ struct pinctrl_map **map, unsigned int *reserved_maps,
+ unsigned int *num_maps)
+{
+ bool ret;
+
+ if (*num_maps == *reserved_maps)
+ return -ENOSPC;
+
+ (*map)[*num_maps].type = PIN_MAP_TYPE_MUX_GROUP;
+ (*map)[*num_maps].data.mux.group = grp->name;
+
+ ret = sky1_pctrl_is_function_valid(spctl, pin, fnum);
+ if (!ret) {
+ dev_err(spctl->dev, "invalid function %d on pin %d .\n",
+ fnum, pin);
+ return -EINVAL;
+ }
+
+ (*map)[*num_maps].data.mux.function = sky1_gpio_functions[fnum];
+ (*num_maps)++;
+
+ return 0;
+}
+
+static struct sky1_pinctrl_group *
+sky1_pctrl_find_group_by_pin(struct sky1_pinctrl *spctl, u32 pin)
+{
+ int i;
+
+ for (i = 0; i < spctl->info->npins; i++) {
+ struct sky1_pinctrl_group *grp =
+ (struct sky1_pinctrl_group *)spctl->groups + i;
+
+ if (grp->pin == pin)
+ return grp;
+ }
+
+ return NULL;
+}
+
+static int sky1_pctrl_dt_subnode_to_map(struct pinctrl_dev *pctldev,
+ struct device_node *node,
+ struct pinctrl_map **map,
+ unsigned int *reserved_maps,
+ unsigned int *num_maps)
+{
+ struct property *pins;
+ u32 pinfunc, pin, func;
+ int num_pins, num_funcs, maps_per_pin;
+ unsigned long *configs;
+ unsigned int num_configs;
+ bool has_config = false;
+ int i, err;
+ unsigned int reserve = 0;
+ struct sky1_pinctrl_group *grp;
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+
+ pins = of_find_property(node, "pinmux", NULL);
+ if (!pins) {
+ dev_err(spctl->dev, "missing pins property in node %pOFn .\n",
+ node);
+ return -EINVAL;
+ }
+
+ err = pinconf_generic_parse_dt_config(node, pctldev, &configs,
+ &num_configs);
+ if (err)
+ return err;
+
+ if (num_configs)
+ has_config = true;
+
+ num_pins = pins->length / sizeof(u32);
+ num_funcs = num_pins;
+ maps_per_pin = 0;
+ if (num_funcs)
+ maps_per_pin++;
+ if (has_config && num_pins >= 1)
+ maps_per_pin++;
+
+ if (!num_pins || !maps_per_pin) {
+ err = -EINVAL;
+ goto exit;
+ }
+
+ reserve = num_pins * maps_per_pin;
+
+ err = pinctrl_utils_reserve_map(pctldev, map,
+ reserved_maps, num_maps, reserve);
+ if (err < 0)
+ goto exit;
+
+ for (i = 0; i < num_pins; i++) {
+ err = of_property_read_u32_index(node, "pinmux",
+ i, &pinfunc);
+ if (err)
+ goto exit;
+
+ pin = CIX_GET_PIN_NO(pinfunc);
+ func = CIX_GET_PIN_FUNC(pinfunc);
+ pctldev->num_functions = ARRAY_SIZE(sky1_gpio_functions);
+
+ if (pin >= pctldev->desc->npins ||
+ func >= pctldev->num_functions) {
+ dev_err(spctl->dev, "invalid pins value.\n");
+ err = -EINVAL;
+ goto exit;
+ }
+
+ grp = sky1_pctrl_find_group_by_pin(spctl, pin);
+ if (!grp) {
+ dev_err(spctl->dev, "unable to match pin %d to group\n",
+ pin);
+ err = -EINVAL;
+ goto exit;
+ }
+
+ err = sky1_pctrl_dt_node_to_map_func(spctl, pin, func, grp,
+ map, reserved_maps, num_maps);
+ if (err < 0)
+ goto exit;
+
+ if (has_config) {
+ err = pinctrl_utils_add_map_configs(pctldev, map,
+ reserved_maps, num_maps, grp->name,
+ configs, num_configs,
+ PIN_MAP_TYPE_CONFIGS_GROUP);
+ if (err < 0)
+ goto exit;
+ }
+ }
+
+ err = 0;
+
+exit:
+ kfree(configs);
+ return err;
+}
+
+static int sky1_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev,
+ struct device_node *np_config,
+ struct pinctrl_map **map, unsigned int *num_maps)
+{
+ unsigned int reserved_maps;
+ int ret;
+
+ *map = NULL;
+ *num_maps = 0;
+ reserved_maps = 0;
+
+ for_each_child_of_node_scoped(np_config, np) {
+ ret = sky1_pctrl_dt_subnode_to_map(pctldev, np, map,
+ &reserved_maps, num_maps);
+ if (ret < 0) {
+ pinctrl_utils_free_map(pctldev, *map, *num_maps);
+ return ret;
+ }
+ }
+
+ return 0;
+}
+
+static void sky1_dt_free_map(struct pinctrl_dev *pctldev,
+ struct pinctrl_map *map,
+ unsigned int num_maps)
+{
+ kfree(map);
+}
+
+static int sky1_pctrl_get_groups_count(struct pinctrl_dev *pctldev)
+{
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+
+ return spctl->info->npins;
+}
+
+static const char *sky1_pctrl_get_group_name(struct pinctrl_dev *pctldev,
+ unsigned int group)
+{
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+
+ return spctl->groups[group].name;
+}
+
+static int sky1_pctrl_get_group_pins(struct pinctrl_dev *pctldev,
+ unsigned int group,
+ const unsigned int **pins,
+ unsigned int *num_pins)
+{
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+
+ *pins = (unsigned int *)&spctl->groups[group].pin;
+ *num_pins = 1;
+
+ return 0;
+}
+
+static void sky1_pin_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s,
+ unsigned int offset)
+{
+ seq_printf(s, "%s", dev_name(pctldev->dev));
+}
+
+static const struct pinctrl_ops sky1_pctrl_ops = {
+ .dt_node_to_map = sky1_pctrl_dt_node_to_map,
+ .dt_free_map = sky1_dt_free_map,
+ .get_groups_count = sky1_pctrl_get_groups_count,
+ .get_group_name = sky1_pctrl_get_group_name,
+ .get_group_pins = sky1_pctrl_get_group_pins,
+ .pin_dbg_show = sky1_pin_dbg_show,
+};
+
+static int sky1_pmx_set_one_pin(struct sky1_pinctrl *spctl,
+ unsigned int pin, unsigned char muxval)
+{
+ u32 reg_val;
+ u32 *pin_reg;
+
+ pin_reg = spctl->base + pin * SKY1_PIN_SIZE;
+ reg_val = readl(pin_reg);
+ reg_val &= ~SKY1_MUX_MASK;
+ reg_val |= muxval << SKY1_MUX_SHIFT;
+ writel(reg_val, pin_reg);
+
+ dev_dbg(spctl->dev, "write: offset 0x%x val 0x%x\n",
+ pin * SKY1_PIN_SIZE, reg_val);
+ return 0;
+}
+
+static int sky1_pmx_set_mux(struct pinctrl_dev *pctldev,
+ unsigned int function,
+ unsigned int group)
+{
+ bool ret;
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+ struct sky1_pinctrl_group *g =
+ (struct sky1_pinctrl_group *)spctl->groups + group;
+
+ ret = sky1_pctrl_is_function_valid(spctl, g->pin, function);
+ if (!ret) {
+ dev_err(spctl->dev, "invalid function %d on group %d .\n",
+ function, group);
+ return -EINVAL;
+ }
+
+ sky1_pmx_set_one_pin(spctl, g->pin, function);
+ return 0;
+}
+
+static int sky1_pmx_get_funcs_cnt(struct pinctrl_dev *pctldev)
+{
+ return ARRAY_SIZE(sky1_gpio_functions);
+}
+
+static const char *sky1_pmx_get_func_name(struct pinctrl_dev *pctldev,
+ unsigned int selector)
+{
+ return sky1_gpio_functions[selector];
+}
+
+static int sky1_pmx_get_func_groups(struct pinctrl_dev *pctldev,
+ unsigned int function,
+ const char * const **groups,
+ unsigned int * const num_groups)
+{
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+ const struct sky1_pinctrl_soc_info *info = spctl->info;
+
+ *groups = spctl->grp_names;
+ *num_groups = info->npins;
+
+ return 0;
+}
+
+static const struct pinmux_ops sky1_pmx_ops = {
+ .get_functions_count = sky1_pmx_get_funcs_cnt,
+ .get_function_groups = sky1_pmx_get_func_groups,
+ .get_function_name = sky1_pmx_get_func_name,
+ .set_mux = sky1_pmx_set_mux,
+};
+
+static int sky1_pconf_set_pull_select(struct sky1_pinctrl *spctl,
+ unsigned int pin, bool enable, bool isup)
+{
+ u32 reg_val, reg_pullsel = 0;
+ u32 *pin_reg;
+
+ pin_reg = spctl->base + pin * SKY1_PIN_SIZE;
+ reg_val = readl(pin_reg);
+ reg_val &= ~SKY1_PULLCONF_MASK;
+
+ if (!enable)
+ goto update;
+
+ if (isup)
+ reg_pullsel = BIT(SKY1_PULLUP_BIT);
+ else
+ reg_pullsel = BIT(SKY1_PULLDN_BIT);
+
+update:
+ reg_val |= reg_pullsel;
+ writel(reg_val, pin_reg);
+
+ dev_dbg(spctl->dev, "write: offset 0x%x val 0x%x\n",
+ pin * SKY1_PIN_SIZE, reg_val);
+ return 0;
+}
+
+static int sky1_pconf_set_driving(struct sky1_pinctrl *spctl,
+ unsigned int pin, unsigned char driving)
+{
+ unsigned int reg_val;
+ u32 *pin_reg;
+
+ if (pin >= spctl->info->npins)
+ return -EINVAL;
+
+ pin_reg = spctl->base + pin * SKY1_PIN_SIZE;
+ reg_val = readl(pin_reg);
+ reg_val &= ~SKY1_DS_MASK;
+ reg_val |= (driving & SKY1_DS_MASK);
+ writel(reg_val, pin_reg);
+
+ dev_dbg(spctl->dev, "write: offset 0x%x val 0x%x\n",
+ pin * SKY1_PIN_SIZE, reg_val);
+
+ return 0;
+}
+
+static int sky1_pconf_parse_conf(struct pinctrl_dev *pctldev,
+ unsigned int pin, enum pin_config_param param,
+ enum pin_config_param arg)
+{
+ int ret = 0;
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+
+ switch (param) {
+ case PIN_CONFIG_BIAS_DISABLE:
+ ret = sky1_pconf_set_pull_select(spctl, pin, false, false);
+ break;
+ case PIN_CONFIG_BIAS_PULL_UP:
+ ret = sky1_pconf_set_pull_select(spctl, pin, true, true);
+ break;
+ case PIN_CONFIG_BIAS_PULL_DOWN:
+ ret = sky1_pconf_set_pull_select(spctl, pin, true, false);
+ break;
+ case PIN_CONFIG_DRIVE_STRENGTH:
+ ret = sky1_pconf_set_driving(spctl, pin, arg);
+ break;
+ default:
+ ret = -EINVAL;
+ }
+
+ return ret;
+}
+
+static int sky1_pconf_group_get(struct pinctrl_dev *pctldev,
+ unsigned int group,
+ unsigned long *config)
+{
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+ struct sky1_pinctrl_group *g = &spctl->groups[group];
+
+ *config = g->config;
+
+ return 0;
+}
+
+static int sky1_pconf_group_set(struct pinctrl_dev *pctldev, unsigned int group,
+ unsigned long *configs, unsigned int num_configs)
+{
+ struct sky1_pinctrl *spctl = pinctrl_dev_get_drvdata(pctldev);
+ struct sky1_pinctrl_group *g = &spctl->groups[group];
+ int i, ret;
+
+ for (i = 0; i < num_configs; i++) {
+ ret = sky1_pconf_parse_conf(pctldev, g->pin,
+ pinconf_to_config_param(configs[i]),
+ pinconf_to_config_argument(configs[i]));
+ if (ret < 0)
+ return ret;
+
+ g->config = configs[i];
+ }
+
+ return 0;
+}
+
+static const struct pinconf_ops sky1_pinconf_ops = {
+ .pin_config_group_get = sky1_pconf_group_get,
+ .pin_config_group_set = sky1_pconf_group_set,
+};
+
+static int sky1_pctrl_build_state(struct platform_device *pdev)
+{
+ struct sky1_pinctrl *spctl = platform_get_drvdata(pdev);
+ const struct sky1_pinctrl_soc_info *info = spctl->info;
+ int i;
+
+ /* Allocate groups */
+ spctl->groups = devm_kcalloc(&pdev->dev, info->npins,
+ sizeof(*spctl->groups), GFP_KERNEL);
+ if (!spctl->groups)
+ return -ENOMEM;
+
+ /* We assume that one pin is one group, use pin name as group name. */
+ spctl->grp_names = devm_kcalloc(&pdev->dev, info->npins,
+ sizeof(*spctl->grp_names), GFP_KERNEL);
+ if (!spctl->grp_names)
+ return -ENOMEM;
+
+ for (i = 0; i < info->npins; i++) {
+ const struct sky1_pin_desc *pin = spctl->info->pins + i;
+ struct sky1_pinctrl_group *group =
+ (struct sky1_pinctrl_group *)spctl->groups + i;
+
+ group->name = pin->pin.name;
+ group->pin = pin->pin.number;
+ spctl->grp_names[i] = pin->pin.name;
+ }
+
+ return 0;
+}
+
+int sky1_base_pinctrl_probe(struct platform_device *pdev,
+ const struct sky1_pinctrl_soc_info *info)
+{
+ struct pinctrl_desc *sky1_pinctrl_desc;
+ struct sky1_pinctrl *spctl;
+ struct pinctrl_pin_desc *pins;
+ int ret, i;
+
+ if (!info || !info->pins || !info->npins) {
+ dev_err(&pdev->dev, "wrong pinctrl info\n");
+ return -EINVAL;
+ }
+
+ /* Create state holders etc for this driver */
+ spctl = devm_kzalloc(&pdev->dev, sizeof(*spctl), GFP_KERNEL);
+ if (!spctl)
+ return -ENOMEM;
+
+ spctl->info = info;
+ platform_set_drvdata(pdev, spctl);
+
+ spctl->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(spctl->base))
+ return PTR_ERR(spctl->base);
+
+ sky1_pinctrl_desc = devm_kzalloc(&pdev->dev, sizeof(*sky1_pinctrl_desc),
+ GFP_KERNEL);
+ if (!sky1_pinctrl_desc)
+ return -ENOMEM;
+
+ pins = devm_kcalloc(&pdev->dev, info->npins, sizeof(*pins),
+ GFP_KERNEL);
+ if (!pins)
+ return -ENOMEM;
+ for (i = 0; i < info->npins; i++)
+ pins[i] = info->pins[i].pin;
+
+ ret = sky1_pctrl_build_state(pdev);
+ if (ret)
+ return ret;
+
+ sky1_pinctrl_desc->name = dev_name(&pdev->dev);
+ sky1_pinctrl_desc->pins = pins;
+ sky1_pinctrl_desc->npins = info->npins;
+ sky1_pinctrl_desc->pctlops = &sky1_pctrl_ops;
+ sky1_pinctrl_desc->pmxops = &sky1_pmx_ops;
+ sky1_pinctrl_desc->confops = &sky1_pinconf_ops;
+ sky1_pinctrl_desc->owner = THIS_MODULE;
+ spctl->dev = &pdev->dev;
+ ret = devm_pinctrl_register_and_init(&pdev->dev,
+ sky1_pinctrl_desc, spctl,
+ &spctl->pctl);
+ if (ret) {
+ dev_err(&pdev->dev, "could not register SKY1 pinctrl driver\n");
+ return ret;
+ }
+
+ pinctrl_provide_dummies();
+ dev_dbg(&pdev->dev, "initialized SKY1 pinctrl driver\n");
+
+ return pinctrl_enable(spctl->pctl);
+}
+EXPORT_SYMBOL_GPL(sky1_base_pinctrl_probe);
+
+
+MODULE_AUTHOR("Jerry Zhu <Jerry.Zhu@...tech.com>");
+MODULE_DESCRIPTION("Cix SKy1 pinctrl base driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pinctrl/cix/pinctrl-sky1.c b/drivers/pinctrl/cix/pinctrl-sky1.c
new file mode 100644
index 000000000000..7864c66593c6
--- /dev/null
+++ b/drivers/pinctrl/cix/pinctrl-sky1.c
@@ -0,0 +1,559 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// Author: Jerry Zhu <Jerry.Zhu@...tech.com>
+// Author: Gary Yang <gary.yang@...tech.com>
+
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/platform_device.h>
+#include "linux/stddef.h"
+
+#include "../core.h"
+#include "pinctrl-sky1.h"
+
+/* Pad names for the s5 domain pinmux subsystem */
+static const char * const gpio1_group[] = {"GPIO1"};
+static const char * const gpio2_group[] = {"GPIO2"};
+static const char * const gpio3_group[] = {"GPIO3"};
+static const char * const gpio4_group[] = {"GPIO4"};
+static const char * const gpio5_group[] = {"GPIO5"};
+static const char * const gpio6_group[] = {"GPIO6"};
+static const char * const gpio7_group[] = {"GPIO7"};
+static const char * const gpio8_group[] = {"GPIO8"};
+static const char * const gpio9_group[] = {"GPIO9"};
+static const char * const gpio10_group[] = {"GPIO10"};
+static const char * const gpio11_group[] = {"GPIO11"};
+static const char * const gpio12_group[] = {"GPIO12"};
+static const char * const gpio13_group[] = {"GPIO13"};
+static const char * const gpio14_group[] = {"GPIO14"};
+static const char * const rsmrst_group[] = { };
+static const char * const srst_group[] = { };
+static const char * const slp_s3_group[] = { };
+static const char * const slp_s5_group[] = { };
+static const char * const pwrgd_group[] = { };
+static const char * const pwrok_group[] = { };
+static const char * const pwrbtn_group[] = { };
+static const char * const ddrio_gate_group[] = { };
+static const char * const jtag_gpio_group[] = { };
+static const char * const jtag_tck_group[] = { };
+static const char * const jtag_tdi_group[] = { };
+static const char * const jtag_tdo_group[] = { };
+static const char * const tms_group[] = { };
+static const char * const trsl_group[] = { };
+static const char * const sfi_i2c0_scl_group[] = {"SFI_I2C0_SCL",
+ "SFI_I3C0_SCL"};
+static const char * const sfi_i2c0_sda_group[] = {"SFI_I2C0_SDA",
+ "SFI_I3C0_SDA"};
+static const char * const sfi_i2c1_scl_group[] = {"SFI_I2C1_SCL",
+ "SFI_I3C1_SCL", "SFI_SPI_CS0"};
+static const char * const sfi_i2c1_sda_group[] = {"SFI_I2C1_SDA",
+ "SFI_I3C1_SDA", "SFI_SPI_CS1"};
+static const char * const sfi_gpio0_group[] = {"GPIO15", "SFI_SPI_SCK",
+ "SFI_GPIO0"};
+static const char * const sfi_gpio1_group[] = {"GPIO16", "SFI_SPI_MOSI",
+ "SFI_GPIO1"};
+static const char * const sfi_gpio2_group[] = {"GPIO17", "SFI_SPI_MISO",
+ "SFI_GPIO2"};
+static const char * const gpio18_group[] = {"SFI_GPIO3", "GPIO18"};
+static const char * const gpio19_group[] = {"SFI_GPIO4", "GPIO19"};
+static const char * const gpio20_group[] = {"SFI_GPIO5", "GPIO20"};
+static const char * const gpio21_group[] = {"SFI_GPIO6", "GPIO21"};
+static const char * const gpio22_group[] = {"SFI_GPIO7", "GPIO22"};
+static const char * const gpio23_group[] = {"SFI_GPIO8", "GPIO23",
+ "SFI_I3C0_PUR_EN_L"};
+static const char * const gpio24_group[] = {"SFI_GPIO9", "GPIO24",
+ "SFI_I3C1_PUR_EN_L"};
+static const char * const spi1_miso_group[] = {"SPI1_MISO", "GPIO25"};
+static const char * const spi1_cs0_group[] = {"SPI1_CS0", "GPIO26"};
+static const char * const spi1_cs1_group[] = {"SPI1_CS1", "GPIO27"};
+static const char * const spi1_mosi_group[] = {"SPI1_MOSI", "GPIO28"};
+static const char * const spi1_clk_group[] = {"SPI1_CLK", "GPIO29"};
+static const char * const gpio30_group[] = {"GPIO30", "USB_0C0_L"};
+static const char * const gpio31_group[] = {"GPIO31", "USB_0C1_L"};
+static const char * const gpio32_group[] = {"GPIO32", "USB_0C2_L"};
+static const char * const gpio33_group[] = {"GPIO33", "USB_0C3_L"};
+static const char * const gpio34_group[] = {"GPIO34", "USB_0C4_L"};
+static const char * const gpio35_group[] = {"GPIO35", "USB_0C5_L"};
+static const char * const gpio36_group[] = {"GPIO36", "USB_0C6_L"};
+static const char * const gpio37_group[] = {"GPIO37", "USB_0C7_L"};
+static const char * const gpio38_group[] = {"GPIO38", "USB_0C8_L"};
+static const char * const gpio39_group[] = {"GPIO39", "USB_0C9_L"};
+static const char * const gpio40_group[] = {"GPIO40", "USB_DRIVE_VBUS0"};
+static const char * const gpio41_group[] = {"GPIO41", "USB_DRIVE_VBUS4"};
+static const char * const gpio42_group[] = {"GPIO42", "USB_DRIVE_VBUS5"};
+static const char * const se_qspi_clk_group[] = {"SE_QSPI_CLK", "QSPI_CLK"};
+static const char * const se_qspi_cs_group[] = {"SE_QSPI_CS_L", "QSPI_CS_L"};
+static const char * const se_qspi_data0_group[] = {"SE_QSPI_DATA0",
+ "QSPI_DATA0"};
+static const char * const se_qspi_data1_group[] = {"SE_QSPI_DATA1",
+ "QSPI_DATA1"};
+static const char * const se_qspi_data2_group[] = {"SE_QSPI_DATA2",
+ "QSPI_DATA2"};
+static const char * const se_qspi_data3_group[] = {"SE_QSPI_DATA3",
+ "QSPI_DATA3"};
+static const struct sky1_pin_desc sky1_pinctrl_s5_pads[] = {
+ SKY_PINFUNCTION(PINCTRL_PIN(0, "GPIO1"), gpio1),
+ SKY_PINFUNCTION(PINCTRL_PIN(1, "GPIO2"), gpio2),
+ SKY_PINFUNCTION(PINCTRL_PIN(2, "GPIO3"), gpio3),
+ SKY_PINFUNCTION(PINCTRL_PIN(3, "GPIO4"), gpio4),
+ SKY_PINFUNCTION(PINCTRL_PIN(4, "GPIO5"), gpio5),
+ SKY_PINFUNCTION(PINCTRL_PIN(5, "GPIO6"), gpio6),
+ SKY_PINFUNCTION(PINCTRL_PIN(6, "GPIO7"), gpio7),
+ SKY_PINFUNCTION(PINCTRL_PIN(7, "GPIO8"), gpio8),
+ SKY_PINFUNCTION(PINCTRL_PIN(8, "GPIO9"), gpio9),
+ SKY_PINFUNCTION(PINCTRL_PIN(9, "GPIO10"), gpio10),
+ SKY_PINFUNCTION(PINCTRL_PIN(10, "GPIO11"), gpio11),
+ SKY_PINFUNCTION(PINCTRL_PIN(11, "GPIO12"), gpio12),
+ SKY_PINFUNCTION(PINCTRL_PIN(12, "GPIO13"), gpio13),
+ SKY_PINFUNCTION(PINCTRL_PIN(13, "GPIO14"), gpio14),
+ SKY_PINFUNCTION(PINCTRL_PIN(14, "RSMRST_L"), rsmrst),
+ SKY_PINFUNCTION(PINCTRL_PIN(15, "SRST_L"), srst),
+ SKY_PINFUNCTION(PINCTRL_PIN(16, "SLP_S3_L"), slp_s3),
+ SKY_PINFUNCTION(PINCTRL_PIN(17, "SLP_S5_L"), slp_s5),
+ SKY_PINFUNCTION(PINCTRL_PIN(18, "PWRGD"), pwrgd),
+ SKY_PINFUNCTION(PINCTRL_PIN(19, "PWROK"), pwrok),
+ SKY_PINFUNCTION(PINCTRL_PIN(20, "PWRBTN_L"), pwrbtn),
+ SKY_PINFUNCTION(PINCTRL_PIN(21, "VDD_DDRIO_GATE"), ddrio_gate),
+ SKY_PINFUNCTION(PINCTRL_PIN(22, "JTAG_GPIO_L"), jtag_gpio),
+ SKY_PINFUNCTION(PINCTRL_PIN(23, "JTAG_TCK"), jtag_tck),
+ SKY_PINFUNCTION(PINCTRL_PIN(24, "JTAG_TDI"), jtag_tdi),
+ SKY_PINFUNCTION(PINCTRL_PIN(25, "JTAG_TDO"), jtag_tdo),
+ SKY_PINFUNCTION(PINCTRL_PIN(26, "TMS"), tms),
+ SKY_PINFUNCTION(PINCTRL_PIN(27, "TRSL_L"), trsl),
+ SKY_PINFUNCTION(PINCTRL_PIN(28, "SFI_I2C0_SCL"), sfi_i2c0_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(29, "SFI_I2C0_SDA"), sfi_i2c0_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(30, "SFI_I2C1_SCL"), sfi_i2c1_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(31, "SFI_I2C1_SDA"), sfi_i2c1_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(32, "SFI_GPIO0"), sfi_gpio0),
+ SKY_PINFUNCTION(PINCTRL_PIN(33, "SFI_GPIO1"), sfi_gpio1),
+ SKY_PINFUNCTION(PINCTRL_PIN(34, "SFI_GPIO2"), sfi_gpio2),
+ SKY_PINFUNCTION(PINCTRL_PIN(35, "GPIO18"), gpio18),
+ SKY_PINFUNCTION(PINCTRL_PIN(36, "GPIO19"), gpio19),
+ SKY_PINFUNCTION(PINCTRL_PIN(37, "GPIO20"), gpio20),
+ SKY_PINFUNCTION(PINCTRL_PIN(38, "GPIO21"), gpio21),
+ SKY_PINFUNCTION(PINCTRL_PIN(39, "GPIO22"), gpio22),
+ SKY_PINFUNCTION(PINCTRL_PIN(40, "GPIO23"), gpio23),
+ SKY_PINFUNCTION(PINCTRL_PIN(41, "GPIO24"), gpio24),
+ SKY_PINFUNCTION(PINCTRL_PIN(42, "SPI1_MISO"), spi1_miso),
+ SKY_PINFUNCTION(PINCTRL_PIN(43, "SPI1_CS0"), spi1_cs0),
+ SKY_PINFUNCTION(PINCTRL_PIN(44, "SPI1_CS1"), spi1_cs1),
+ SKY_PINFUNCTION(PINCTRL_PIN(45, "SPI1_MOSI"), spi1_mosi),
+ SKY_PINFUNCTION(PINCTRL_PIN(46, "SPI1_CLK"), spi1_clk),
+ SKY_PINFUNCTION(PINCTRL_PIN(47, "GPIO30"), gpio30),
+ SKY_PINFUNCTION(PINCTRL_PIN(48, "GPIO31"), gpio31),
+ SKY_PINFUNCTION(PINCTRL_PIN(49, "GPIO32"), gpio32),
+ SKY_PINFUNCTION(PINCTRL_PIN(50, "GPIO33"), gpio33),
+ SKY_PINFUNCTION(PINCTRL_PIN(51, "GPIO34"), gpio34),
+ SKY_PINFUNCTION(PINCTRL_PIN(52, "GPIO35"), gpio35),
+ SKY_PINFUNCTION(PINCTRL_PIN(53, "GPIO36"), gpio36),
+ SKY_PINFUNCTION(PINCTRL_PIN(54, "GPIO37"), gpio37),
+ SKY_PINFUNCTION(PINCTRL_PIN(55, "GPIO38"), gpio38),
+ SKY_PINFUNCTION(PINCTRL_PIN(56, "GPIO39"), gpio39),
+ SKY_PINFUNCTION(PINCTRL_PIN(57, "GPIO40"), gpio40),
+ SKY_PINFUNCTION(PINCTRL_PIN(58, "GPIO41"), gpio41),
+ SKY_PINFUNCTION(PINCTRL_PIN(59, "GPIO42"), gpio42),
+ SKY_PINFUNCTION(PINCTRL_PIN(60, "SE_QSPI_CLK"), se_qspi_clk),
+ SKY_PINFUNCTION(PINCTRL_PIN(61, "SE_QSPI_CS_L"), se_qspi_cs),
+ SKY_PINFUNCTION(PINCTRL_PIN(62, "SE_QSPI_DATA0"), se_qspi_data0),
+ SKY_PINFUNCTION(PINCTRL_PIN(63, "SE_QSPI_DATA1"), se_qspi_data1),
+ SKY_PINFUNCTION(PINCTRL_PIN(64, "SE_QSPI_DATA2"), se_qspi_data2),
+ SKY_PINFUNCTION(PINCTRL_PIN(65, "SE_QSPI_DATA3"), se_qspi_data3),
+};
+
+/* Pad names for the s0 domain pinmux subsystem */
+static const char * const gpio43_group[] = {"GPIO43"};
+static const char * const gpio44_group[] = {"GPIO44"};
+static const char * const gpio45_group[] = {"GPIO45"};
+static const char * const gpio46_group[] = {"GPIO46"};
+static const char * const reset_in_group[] = { };
+static const char * const plt_reset_group[] = { };
+static const char * const thermtrip_group[] = { };
+static const char * const prochot_group[] = { };
+static const char * const pm_i2c0_clk_group[] = { };
+static const char * const pm_i2c0_data_group[] = { };
+static const char * const pm_i2c1_clk_group[] = { };
+static const char * const pm_i2c1_data_group[] = { };
+static const char * const pm_i2c2_clk_group[] = { };
+static const char * const pm_i2c2_data_group[] = { };
+static const char * const pm_i2c3_clk_group[] = { };
+static const char * const pm_i2c3_data_group[] = { };
+static const char * const strap0_group[] = { };
+static const char * const strap1_group[] = { };
+static const char * const dp2_digon_group[] = {"DP2_DIGON"};
+static const char * const dp2_blon_group[] = {"DP2_BLON"};
+static const char * const dp2_vary_bl_group[] = {"DP2_VARY_BL"};
+static const char * const i2c7_scl_group[] = {"I2C7_SCL"};
+static const char * const i2c7_sda_group[] = {"I2C7_SDA"};
+static const char * const uart6_csu_se_txd_group[] = { };
+static const char * const clk_req1_group[] = { };
+static const char * const clk_req3_group[] = { };
+static const char * const i2c5_scl_group[] = {"I2C5_SCL", "GPIO47"};
+static const char * const i2c5_sda_group[] = {"I2C5_SDA", "GPIO48"};
+static const char * const i2c6_scl_group[] = {"I2C6_SCL", "GPIO49"};
+static const char * const i2c6_sda_group[] = {"I2C6_SDA", "GPIO50"};
+static const char * const i2c0_scl_group[] = {"I2C0_SCL", "GPIO51"};
+static const char * const i2c0_sda_group[] = {"I2C0_SDA", "GPIO52"};
+static const char * const i2c1_scl_group[] = {"I2C1_SCL", "GPIO53"};
+static const char * const i2c1_sda_group[] = {"I2C1_SDA", "GPIO54"};
+static const char * const i2c2_scl_group[] = {"I2C2_SCL", "I3C0_SCL",
+ "GPIO55"};
+static const char * const i2c2_sda_group[] = {"I2C2_SDA", "I3C0_SDA",
+ "GPIO56"};
+static const char * const gpio57_group[] = {"GPIO57", "I3C0_PUR_EN_L"};
+static const char * const i2c3_scl_group[] = {"I2C3_SCL", "I3C1_SCL",
+ "GPIO58"};
+static const char * const i2c3_sda_group[] = {"I2C3_SDA", "I3C1_SDA",
+ "GPIO59"};
+static const char * const gpio60_group[] = {"GPIO60", "I3C1_PUR_EN_L"};
+static const char * const i2c4_scl_group[] = {"I2C4_SCL", "GPIO61"};
+static const char * const i2c4_sda_group[] = {"I2C4_SDA", "GPIO62"};
+static const char * const hda_bitclk_group[] = {"HDA_BITCLK", "I2S0_SCK",
+ "I2S9_RSCK_DBG"};
+static const char * const hda_rst_group[] = {"HDA_RST_L", "I2S0_DATA_IN",
+ "I2S9_DATA_IN_DBG"};
+static const char * const hda_sdin0_group[] = {"HDA_SDIN0", "I2S0_MCLK",
+ "I2S9_TSCK_DBG"};
+static const char * const hda_sdout0_group[] = {"HDA_SDOUT0", "I2S0_DATA_OUT",
+ "I2S9_TWS_DBG"};
+static const char * const hda_sync_group[] = {"HDA_SYNC", "I2S0_WS",
+ "I2S9_RWS_DBG"};
+static const char * const hda_sdin1_group[] = {"HDA_SDIN1", "GPIO63",
+ "I2S9_DATA_IN1_DBG"};
+static const char * const hda_sdout1_group[] = {"HDA_SDOUT1", "GPIO64",
+ "I2S9_DATA_OUT0_DBG"};
+static const char * const i2s1_mclk_group[] = {"I2S1_MCLK", "GPIO65"};
+static const char * const i2s1_sck_group[] = {"I2S1_SCK", "GPIO66"};
+static const char * const i2s1_ws_group[] = {"I2S1_WS", "GPIO67"};
+static const char * const i2s1_data_in_group[] = {"I2S1_DATA_IN", "GPIO68"};
+static const char * const i2s1_data_out_group[] = {"I2S1_DATA_OUT", "GPIO69"};
+static const char * const i2s2_mck_group[] = {"I2S2_MCLK", "GPIO70"};
+static const char * const i2s2_rsck_group[] = {"I2S2_RSCK", "GPIO71",
+ "I2S5_RSCK_DBG", "I2S6_RSCK_DBG"};
+static const char * const i2s2_rws_group[] = {"I2S2_RWS", "GPIO72",
+ "I2S5_RWS_DBG", "I2S6_RWS_DBG"};
+static const char * const i2s2_tsck_group[] = {"I2S2_TSCK", "GPIO73",
+ "I2S5_TSCK_DBG", "I2S6_TSCK_DBG"};
+static const char * const i2s2_tws_group[] = {"I2S2_TWS", "GPIO74",
+ "I2S5_TWS_DBG", "I2S6_TWS_DBG"};
+static const char * const i2s2_data_in0_group[] = {"I2S2_DATA_IN0", "GPIO75",
+ "I2S5_DATA_IN0_DBG", "I2S6_DATA_IN0_DBG"};
+static const char * const i2s2_data_in1_group[] = {"I2S2_DATA_IN1", "GPIO76",
+ "I2S5_DATA_IN1_DBG", "I2S6_DATA_IN1_DBG"};
+static const char * const i2s2_data_out0_group[] = {"I2S2_DATA_OUT0", "GPIO77",
+ "I2S5_DATA_OUT0_DBG", "I2S6_DATA_OUT0_DBG"};
+static const char * const i2s2_data_out1_group[] = {"I2S2_DATA_OUT1", "GPIO78",
+ "I2S5_DATA_OUT1_DBG", "I2S6_DATA_OUT1_DBG"};
+static const char * const i2s2_data_out2_group[] = {"I2S2_DATA_OUT2",
+ "GPIO79"};
+static const char * const i2s2_data_out3_group[] = {"I2S2_DATA_OUT3", "GPIO80",
+ "I2S9_DATA_OUT1_DBG"};
+static const char * const i2s3_mclk_group[] = {"I2S3_MCLK", "GPIO81"};
+static const char * const i2s3_rsck_group[] = {"I2S3_RSCK", "GPIO82",
+ "I2S7_RSCK_DBG", "I2S8_RSCK_DBG"};
+static const char * const i2s3_rws_group[] = {"I2S3_RWS", "GPIO83",
+ "I2S7_RWS_DBG", "I2S8_RWS_DBG"};
+static const char * const i2s3_tsck_group[] = {"I2S3_TSCK", "GPIO84",
+ "I2S7_TSCK_DBG", "I2S8_TSCK_DBG"};
+static const char * const i2s3_tws_group[] = {"I2S3_TWS", "GPIO85",
+ "I2S7_TWS_DBG", "I2S8_TWS_DBG"};
+static const char * const i2s3_data_in0_group[] = {"I2S3_DATA_IN0", "GPIO86",
+ "I2S7_DATA_IN0_DBG", "I2S8_DATA_IN0_DBG"};
+static const char * const i2s3_data_in1_group[] = {"I2S3_DATA_IN1", "GPIO87",
+ "I2S7_DATA_IN1_DBG", "I2S8_DATA_IN1_DBG"};
+static const char * const i2s3_data_out0_group[] = {"I2S3_DATA_OUT0", "GPIO88",
+ "I2S7_DATA_OUT0_DBG", "I2S8_DATA_OUT0_DBG"};
+static const char * const i2s3_data_out1_group[] = {"I2S3_DATA_OUT1", "GPIO89",
+ "I2S7_DATA_OUT1_DBG", "I2S8_DATA_OUT1_DBG"};
+static const char * const gpio90_group[] = {"GPIO90", "I2S4_MCLK_LB"};
+static const char * const gpio91_group[] = {"GPIO91", "I2S4_SCK_LB"};
+static const char * const gpio92_group[] = {"GPIO92", "I2S4_WS_LB"};
+static const char * const gpio93_group[] = {"GPIO93", "I2S4_DATA_IN_LB"};
+static const char * const gpio94_group[] = {"GPIO94", "I2S4_DATA_OUT_LB"};
+static const char * const uart0_txd_group[] = {"UART0_TXD", "PWM0", "GPIO95"};
+static const char * const uart0_rxd_group[] = {"UART0_RXD", "PWM1", "GPIO96"};
+static const char * const uart0_cts_group[] = {"UART0_CTS", "FAN_OUT2",
+ "GPIO97"};
+static const char * const uart0_rts_group[] = {"UART0_RTS", "FAN_TACH2",
+ "GPIO98"};
+static const char * const uart1_txd_group[] = {"UART1_TXD", "FAN_OUT0",
+ "GPIO99"};
+static const char * const uart1_rxd_group[] = {"UART1_RXD", "FAN_TACH0",
+ "GPIO100"};
+static const char * const uart1_cts_group[] = {"UART1_CTS", "FAN_OUT1",
+ "GPIO101"};
+static const char * const uart1_rts_group[] = {"UART1_RTS", "FAN_TACH1",
+ "GPIO102"};
+static const char * const uart2_txd_group[] = {"UART2_TXD", "GPIO103"};
+static const char * const uart2_rxd_group[] = {"UART2_RXD", "GPIO104"};
+static const char * const uart3_txd_group[] = {"UART3_TXD", "GPIO105"};
+static const char * const uart3_rxd_group[] = {"UART3_RXD", "GPIO106"};
+static const char * const uart3_cts_group[] = {"UART3_CTS", "GPIO107",
+ "TRIGIN0"};
+static const char * const uart3_rts_group[] = {"UART3_RTS", "GPIO108",
+ "TRIGIN1"};
+static const char * const uart4_csu_pm_txd_group[] = {"UART4_CSU_PM_TXD",
+ "GPIO109"};
+static const char * const uart4_csu_pm_rxd_group[] = {"UART4_CSU_PM_RXD",
+ "GPIO110"};
+static const char * const uart5_csu_se_txd_group[] = {"UART5_CSU_SE_TXD",
+ "GPIO111"};
+static const char * const uart5_csu_se_rxd_group[] = {"UART5_CSU_SE_RXD",
+ "GPIO112"};
+static const char * const uart6_csu_se_rxd_group[] = {"UART6_CSU_SE_RXD",
+ "GPIO113"};
+static const char * const clk_req0_group[] = {"CLK_REQ0_L", "GPIO114"};
+static const char * const clk_req2_group[] = {"CLK_REQ2_L", "GPIO115"};
+static const char * const clk_req4_group[] = {"CLK_REQ4_L", "GPIO116"};
+static const char * const csi0_mclk0_group[] = {"CSI0_MCLK0", "GPIO117"};
+static const char * const csi0_mclk1_group[] = {"CSI0_MCLK1", "GPIO118"};
+static const char * const csi1_mclk0_group[] = {"CSI1_MCLK0", "GPIO119"};
+static const char * const csi1_mclk1_group[] = {"CSI1_MCLK1", "GPIO120"};
+static const char * const gpio121_group[] = {"GPIO121", "GMAC0_REFCLK_25M"};
+static const char * const gpio122_group[] = {"GPIO122", "GMAC0_TX_CTL"};
+static const char * const gpio123_group[] = {"GPIO123", "GMAC0_TXD0"};
+static const char * const gpio124_group[] = {"GPIO124", "GMAC0_TXD1"};
+static const char * const gpio125_group[] = {"GPIO125", "GMAC0_TXD2"};
+static const char * const gpio126_group[] = {"GPIO126", "GMAC0_TXD3"};
+static const char * const gpio127_group[] = {"GPIO127", "GMAC0_TX_CLK"};
+static const char * const gpio128_group[] = {"GPIO128", "GMAC0_RX_CTL"};
+static const char * const gpio129_group[] = {"GPIO129", "GMAC0_RXD0"};
+static const char * const gpio130_group[] = {"GPIO130", "GMAC0_RXD1"};
+static const char * const gpio131_group[] = {"GPIO131", "GMAC0_RXD2"};
+static const char * const gpio132_group[] = {"GPIO132", "GMAC0_RXD3"};
+static const char * const gpio133_group[] = {"GPIO133", "GMAC0_RX_CLK"};
+static const char * const gpio134_group[] = {"GPIO134", "GMAC0_MDC"};
+static const char * const gpio135_group[] = {"GPIO135", "GMAC0_MDIO"};
+static const char * const gpio136_group[] = {"GPIO136", "GMAC1_REFCLK_25M"};
+static const char * const gpio137_group[] = {"GPIO137", "GMAC1_TX_CTL"};
+static const char * const gpio138_group[] = {"GPIO138", "GMAC1_TXD0",
+ "SPI2_MISO"};
+static const char * const gpio139_group[] = {"GPIO139", "GMAC1_TXD1",
+ "SPI2_CS0"};
+static const char * const gpio140_group[] = {"GPIO140", "GMAC1_TXD2",
+ "SPI2_CS1"};
+static const char * const gpio141_group[] = {"GPIO141", "GMAC1_TXD3",
+ "SPI2_MOSI"};
+static const char * const gpio142_group[] = {"GPIO142", "GMAC1_TX_CLK",
+ "SPI2_CLK"};
+static const char * const gpio143_group[] = {"GPIO143", "GMAC1_RX_CTL"};
+static const char * const gpio144_group[] = {"GPIO144", "GMAC1_RXD0"};
+static const char * const gpio145_group[] = {"GPIO145", "GMAC1_RXD1"};
+static const char * const gpio146_group[] = {"GPIO146", "GMAC1_RXD2"};
+static const char * const gpio147_group[] = {"GPIO147", "GMAC1_RXD3"};
+static const char * const gpio148_group[] = {"GPIO148", "GMAC1_RX_CLK"};
+static const char * const gpio149_group[] = {"GPIO149", "GMAC1_MDC"};
+static const char * const gpio150_group[] = {"GPIO150", "GMAC1_MDIO"};
+static const char * const gpio151_group[] = {"GPIO151", "PM_GPIO0"};
+static const char * const gpio152_group[] = {"GPIO152", "PM_GPIO1"};
+static const char * const gpio153_group[] = {"GPIO153", "PM_GPIO2"};
+static const struct sky1_pin_desc sky1_pinctrl_pads[] = {
+ SKY_PINFUNCTION(PINCTRL_PIN(0, "GPIO43"), gpio43),
+ SKY_PINFUNCTION(PINCTRL_PIN(1, "GPIO44"), gpio44),
+ SKY_PINFUNCTION(PINCTRL_PIN(2, "GPIO45"), gpio45),
+ SKY_PINFUNCTION(PINCTRL_PIN(3, "GPIO46"), gpio46),
+ SKY_PINFUNCTION(PINCTRL_PIN(4, "RESET_IN_L"), reset_in),
+ SKY_PINFUNCTION(PINCTRL_PIN(5, "PLT_RESET_L"), plt_reset),
+ SKY_PINFUNCTION(PINCTRL_PIN(6, "THERMTRIP_L"), thermtrip),
+ SKY_PINFUNCTION(PINCTRL_PIN(7, "PROCHOT_L"), prochot),
+ SKY_PINFUNCTION(PINCTRL_PIN(8, "PM_I2C0_CLK"), pm_i2c0_clk),
+ SKY_PINFUNCTION(PINCTRL_PIN(9, "PM_I2C0_DATA"), pm_i2c0_data),
+ SKY_PINFUNCTION(PINCTRL_PIN(10, "PM_I2C1_CLK"), pm_i2c1_clk),
+ SKY_PINFUNCTION(PINCTRL_PIN(11, "PM_I2C1_DATA"), pm_i2c1_data),
+ SKY_PINFUNCTION(PINCTRL_PIN(12, "PM_I2C2_CLK"), pm_i2c2_clk),
+ SKY_PINFUNCTION(PINCTRL_PIN(13, "PM_I2C2_DATA"), pm_i2c2_data),
+ SKY_PINFUNCTION(PINCTRL_PIN(14, "PM_I2C3_CLK"), pm_i2c3_clk),
+ SKY_PINFUNCTION(PINCTRL_PIN(15, "PM_I2C3_DATA"), pm_i2c3_data),
+ SKY_PINFUNCTION(PINCTRL_PIN(16, "STRAP0"), strap0),
+ SKY_PINFUNCTION(PINCTRL_PIN(17, "STRAP1"), strap1),
+ SKY_PINFUNCTION(PINCTRL_PIN(18, "DP2_DIGON"), dp2_digon),
+ SKY_PINFUNCTION(PINCTRL_PIN(19, "DP2_BLON"), dp2_blon),
+ SKY_PINFUNCTION(PINCTRL_PIN(20, "DP2_VARY_BL"), dp2_vary_bl),
+ SKY_PINFUNCTION(PINCTRL_PIN(21, "I2C7_SCL"), i2c7_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(22, "I2C7_SDA"), i2c7_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(23, "UART6_CSU_SE_TXD"), uart6_csu_se_txd),
+ SKY_PINFUNCTION(PINCTRL_PIN(24, "CLK_REQ1_L"), clk_req1),
+ SKY_PINFUNCTION(PINCTRL_PIN(25, "CLK_REQ3_L"), clk_req3),
+ SKY_PINFUNCTION(PINCTRL_PIN(26, "I2C5_SCL"), i2c5_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(27, "I2C5_SDA"), i2c5_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(28, "I2C6_SCL"), i2c6_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(29, "I2C6_SDA"), i2c6_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(30, "I2C0_CLK"), i2c0_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(31, "I2C0_SDA"), i2c0_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(32, "I2C1_CLK"), i2c1_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(33, "I2C1_SDA"), i2c1_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(34, "I2C2_SCL"), i2c2_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(35, "I2C2_SDA"), i2c2_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(36, "GPIO57"), gpio57),
+ SKY_PINFUNCTION(PINCTRL_PIN(37, "I2C3_SCL"), i2c3_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(38, "I2C3_SDA"), i2c3_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(39, "GPIO60"), gpio60),
+ SKY_PINFUNCTION(PINCTRL_PIN(40, "I2C4_SCL"), i2c4_scl),
+ SKY_PINFUNCTION(PINCTRL_PIN(41, "I2C4_SDA"), i2c4_sda),
+ SKY_PINFUNCTION(PINCTRL_PIN(42, "HDA_BITCLK"), hda_bitclk),
+ SKY_PINFUNCTION(PINCTRL_PIN(43, "HDA_RST_L"), hda_rst),
+ SKY_PINFUNCTION(PINCTRL_PIN(44, "HDA_SDIN0"), hda_sdin0),
+ SKY_PINFUNCTION(PINCTRL_PIN(45, "HDA_SDOUT0"), hda_sdout0),
+ SKY_PINFUNCTION(PINCTRL_PIN(46, "HDA_SYNC"), hda_sync),
+ SKY_PINFUNCTION(PINCTRL_PIN(47, "HDA_SDIN1"), hda_sdin1),
+ SKY_PINFUNCTION(PINCTRL_PIN(48, "HDA_SDOUT1"), hda_sdout1),
+ SKY_PINFUNCTION(PINCTRL_PIN(49, "I2S1_MCLK"), i2s1_mclk),
+ SKY_PINFUNCTION(PINCTRL_PIN(50, "I2S1_SCK"), i2s1_sck),
+ SKY_PINFUNCTION(PINCTRL_PIN(51, "I2S1_WS"), i2s1_ws),
+ SKY_PINFUNCTION(PINCTRL_PIN(52, "I2S1_DATA_IN"), i2s1_data_in),
+ SKY_PINFUNCTION(PINCTRL_PIN(53, "I2S1_DATA_OUT"), i2s1_data_out),
+ SKY_PINFUNCTION(PINCTRL_PIN(54, "I2S2_MCLK"), i2s2_mck),
+ SKY_PINFUNCTION(PINCTRL_PIN(55, "I2S2_RSCK"), i2s2_rsck),
+ SKY_PINFUNCTION(PINCTRL_PIN(56, "I2S2_RWS"), i2s2_rws),
+ SKY_PINFUNCTION(PINCTRL_PIN(57, "I2S2_TSCK"), i2s2_tsck),
+ SKY_PINFUNCTION(PINCTRL_PIN(58, "I2S2_TWS"), i2s2_tws),
+ SKY_PINFUNCTION(PINCTRL_PIN(59, "I2S2_DATA_IN0"), i2s2_data_in0),
+ SKY_PINFUNCTION(PINCTRL_PIN(60, "I2S2_DATA_IN1"), i2s2_data_in1),
+ SKY_PINFUNCTION(PINCTRL_PIN(61, "I2S2_DATA_OUT0"), i2s2_data_out0),
+ SKY_PINFUNCTION(PINCTRL_PIN(62, "I2S2_DATA_OUT1"), i2s2_data_out1),
+ SKY_PINFUNCTION(PINCTRL_PIN(63, "I2S2_DATA_OUT2"), i2s2_data_out2),
+ SKY_PINFUNCTION(PINCTRL_PIN(64, "I2S2_DATA_OUT3"), i2s2_data_out3),
+ SKY_PINFUNCTION(PINCTRL_PIN(65, "I2S3_MCLK"), i2s3_mclk),
+ SKY_PINFUNCTION(PINCTRL_PIN(66, "I2S3_RSCK"), i2s3_rsck),
+ SKY_PINFUNCTION(PINCTRL_PIN(67, "I2S3_RWS"), i2s3_rws),
+ SKY_PINFUNCTION(PINCTRL_PIN(68, "I2S3_TSCK"), i2s3_tsck),
+ SKY_PINFUNCTION(PINCTRL_PIN(69, "I2S3_TWS"), i2s3_tws),
+ SKY_PINFUNCTION(PINCTRL_PIN(70, "I2S3_DATA_IN0"), i2s3_data_in0),
+ SKY_PINFUNCTION(PINCTRL_PIN(71, "I2S3_DATA_IN1"), i2s3_data_in1),
+ SKY_PINFUNCTION(PINCTRL_PIN(72, "I2S3_DATA_OUT0"), i2s3_data_out0),
+ SKY_PINFUNCTION(PINCTRL_PIN(73, "I2S3_DATA_OUT1"), i2s3_data_out1),
+ SKY_PINFUNCTION(PINCTRL_PIN(74, "GPIO90"), gpio90),
+ SKY_PINFUNCTION(PINCTRL_PIN(75, "GPIO91"), gpio91),
+ SKY_PINFUNCTION(PINCTRL_PIN(76, "GPIO92"), gpio92),
+ SKY_PINFUNCTION(PINCTRL_PIN(77, "GPIO93"), gpio93),
+ SKY_PINFUNCTION(PINCTRL_PIN(78, "GPIO94"), gpio94),
+ SKY_PINFUNCTION(PINCTRL_PIN(79, "UART0_TXD"), uart0_txd),
+ SKY_PINFUNCTION(PINCTRL_PIN(80, "UART0_RXD"), uart0_rxd),
+ SKY_PINFUNCTION(PINCTRL_PIN(81, "UART0_CTS"), uart0_cts),
+ SKY_PINFUNCTION(PINCTRL_PIN(82, "UART0_RTS"), uart0_rts),
+ SKY_PINFUNCTION(PINCTRL_PIN(83, "UART1_TXD"), uart1_txd),
+ SKY_PINFUNCTION(PINCTRL_PIN(84, "UART1_RXD"), uart1_rxd),
+ SKY_PINFUNCTION(PINCTRL_PIN(85, "UART1_CTS"), uart1_cts),
+ SKY_PINFUNCTION(PINCTRL_PIN(86, "UART1_RTS"), uart1_rts),
+ SKY_PINFUNCTION(PINCTRL_PIN(87, "UART2_TXD"), uart2_txd),
+ SKY_PINFUNCTION(PINCTRL_PIN(88, "UART2_RXD"), uart2_rxd),
+ SKY_PINFUNCTION(PINCTRL_PIN(89, "UART3_TXD"), uart3_txd),
+ SKY_PINFUNCTION(PINCTRL_PIN(90, "UART3_RXD"), uart3_rxd),
+ SKY_PINFUNCTION(PINCTRL_PIN(91, "UART3_CTS"), uart3_cts),
+ SKY_PINFUNCTION(PINCTRL_PIN(92, "UART3_RTS"), uart3_rts),
+ SKY_PINFUNCTION(PINCTRL_PIN(93, "UART4_CSU_PM_TXD"), uart4_csu_pm_txd),
+ SKY_PINFUNCTION(PINCTRL_PIN(94, "UART4_CSU_PM_RXD"), uart4_csu_pm_rxd),
+ SKY_PINFUNCTION(PINCTRL_PIN(95, "UART5_CSU_SE_TXD"), uart5_csu_se_txd),
+ SKY_PINFUNCTION(PINCTRL_PIN(96, "UART5_CSU_SE_RXD"), uart5_csu_se_rxd),
+ SKY_PINFUNCTION(PINCTRL_PIN(97, "UART6_CSU_SE_RXD"), uart6_csu_se_rxd),
+ SKY_PINFUNCTION(PINCTRL_PIN(98, "CLK_REQ0_L"), clk_req0),
+ SKY_PINFUNCTION(PINCTRL_PIN(99, "CLK_REQ2_L"), clk_req2),
+ SKY_PINFUNCTION(PINCTRL_PIN(100, "CLK_REQ4_L"), clk_req4),
+ SKY_PINFUNCTION(PINCTRL_PIN(101, "CSI0_MCLK0"), csi0_mclk0),
+ SKY_PINFUNCTION(PINCTRL_PIN(102, "CSI0_MCLK1"), csi0_mclk1),
+ SKY_PINFUNCTION(PINCTRL_PIN(103, "CSI1_MCLK0"), csi1_mclk0),
+ SKY_PINFUNCTION(PINCTRL_PIN(104, "CSI1_MCLK1"), csi1_mclk1),
+ SKY_PINFUNCTION(PINCTRL_PIN(105, "GPIO121"), gpio121),
+ SKY_PINFUNCTION(PINCTRL_PIN(106, "GPIO122"), gpio122),
+ SKY_PINFUNCTION(PINCTRL_PIN(107, "GPIO123"), gpio123),
+ SKY_PINFUNCTION(PINCTRL_PIN(108, "GPIO124"), gpio124),
+ SKY_PINFUNCTION(PINCTRL_PIN(109, "GPIO125"), gpio125),
+ SKY_PINFUNCTION(PINCTRL_PIN(110, "GPIO126"), gpio126),
+ SKY_PINFUNCTION(PINCTRL_PIN(111, "GPIO127"), gpio127),
+ SKY_PINFUNCTION(PINCTRL_PIN(112, "GPIO128"), gpio128),
+ SKY_PINFUNCTION(PINCTRL_PIN(113, "GPIO129"), gpio129),
+ SKY_PINFUNCTION(PINCTRL_PIN(114, "GPIO130"), gpio130),
+ SKY_PINFUNCTION(PINCTRL_PIN(115, "GPIO131"), gpio131),
+ SKY_PINFUNCTION(PINCTRL_PIN(116, "GPIO132"), gpio132),
+ SKY_PINFUNCTION(PINCTRL_PIN(117, "GPIO133"), gpio133),
+ SKY_PINFUNCTION(PINCTRL_PIN(118, "GPIO134"), gpio134),
+ SKY_PINFUNCTION(PINCTRL_PIN(119, "GPIO135"), gpio135),
+ SKY_PINFUNCTION(PINCTRL_PIN(120, "GPIO136"), gpio136),
+ SKY_PINFUNCTION(PINCTRL_PIN(121, "GPIO137"), gpio137),
+ SKY_PINFUNCTION(PINCTRL_PIN(122, "GPIO138"), gpio138),
+ SKY_PINFUNCTION(PINCTRL_PIN(123, "GPIO139"), gpio139),
+ SKY_PINFUNCTION(PINCTRL_PIN(124, "GPIO140"), gpio140),
+ SKY_PINFUNCTION(PINCTRL_PIN(125, "GPIO141"), gpio141),
+ SKY_PINFUNCTION(PINCTRL_PIN(126, "GPIO142"), gpio142),
+ SKY_PINFUNCTION(PINCTRL_PIN(127, "GPIO143"), gpio143),
+ SKY_PINFUNCTION(PINCTRL_PIN(128, "GPIO144"), gpio144),
+ SKY_PINFUNCTION(PINCTRL_PIN(129, "GPIO145"), gpio145),
+ SKY_PINFUNCTION(PINCTRL_PIN(130, "GPIO146"), gpio146),
+ SKY_PINFUNCTION(PINCTRL_PIN(131, "GPIO147"), gpio147),
+ SKY_PINFUNCTION(PINCTRL_PIN(132, "GPIO148"), gpio148),
+ SKY_PINFUNCTION(PINCTRL_PIN(133, "GPIO149"), gpio149),
+ SKY_PINFUNCTION(PINCTRL_PIN(134, "GPIO150"), gpio150),
+ SKY_PINFUNCTION(PINCTRL_PIN(135, "GPIO151"), gpio151),
+ SKY_PINFUNCTION(PINCTRL_PIN(136, "GPIO152"), gpio152),
+ SKY_PINFUNCTION(PINCTRL_PIN(137, "GPIO153"), gpio153),
+};
+
+static const struct sky1_pinctrl_soc_info sky1_pinctrl_s5_info = {
+ .pins = sky1_pinctrl_s5_pads,
+ .npins = ARRAY_SIZE(sky1_pinctrl_s5_pads),
+};
+
+static const struct sky1_pinctrl_soc_info sky1_pinctrl_info = {
+ .pins = sky1_pinctrl_pads,
+ .npins = ARRAY_SIZE(sky1_pinctrl_pads),
+};
+
+static const struct of_device_id sky1_pinctrl_of_match[] = {
+ { .compatible = "cix,sky1-iomuxc-s5", .data = &sky1_pinctrl_s5_info, },
+ { .compatible = "cix,sky1-iomuxc", .data = &sky1_pinctrl_info, },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, sky1_pinctrl_of_match);
+
+static int __maybe_unused sky1_pinctrl_suspend(struct device *dev)
+{
+ struct sky1_pinctrl *spctl = dev_get_drvdata(dev);
+
+ return pinctrl_force_sleep(spctl->pctl);
+}
+
+static int __maybe_unused sky1_pinctrl_resume(struct device *dev)
+{
+ struct sky1_pinctrl *spctl = dev_get_drvdata(dev);
+
+ return pinctrl_force_default(spctl->pctl);
+}
+
+const struct dev_pm_ops sky1_pinctrl_pm_ops = {
+ SET_LATE_SYSTEM_SLEEP_PM_OPS(sky1_pinctrl_suspend,
+ sky1_pinctrl_resume)
+};
+EXPORT_SYMBOL_GPL(sky1_pinctrl_pm_ops);
+
+static int sky1_pinctrl_probe(struct platform_device *pdev)
+{
+ const struct sky1_pinctrl_soc_info *pinctrl_info;
+
+ pinctrl_info = device_get_match_data(&pdev->dev);
+ if (!pinctrl_info)
+ return -ENODEV;
+
+ return sky1_base_pinctrl_probe(pdev, pinctrl_info);
+}
+
+static struct platform_driver sky1_pinctrl_driver = {
+ .driver = {
+ .name = "sky1-pinctrl",
+ .of_match_table = sky1_pinctrl_of_match,
+ .pm = &sky1_pinctrl_pm_ops,
+ },
+ .probe = sky1_pinctrl_probe,
+};
+
+static int __init sky1_pinctrl_init(void)
+{
+ return platform_driver_register(&sky1_pinctrl_driver);
+}
+arch_initcall(sky1_pinctrl_init);
+
+MODULE_AUTHOR("Jerry Zhu <Jerry.Zhu@...tech.com>");
+MODULE_DESCRIPTION("Cix Sky1 pinctrl driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pinctrl/cix/pinctrl-sky1.h b/drivers/pinctrl/cix/pinctrl-sky1.h
new file mode 100644
index 000000000000..a8b099852965
--- /dev/null
+++ b/drivers/pinctrl/cix/pinctrl-sky1.h
@@ -0,0 +1,48 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Author: Jerry Zhu <Jerry.Zhu@...tech.com>
+ */
+
+#ifndef __DRIVERS_PINCTRL_SKY1_H
+#define __DRIVERS_PINCTRL_SKY1_H
+
+struct sky1_pinctrl_group {
+ const char *name;
+ unsigned long config;
+ unsigned int pin;
+};
+
+struct sky1_pin_desc {
+ const struct pinctrl_pin_desc pin;
+ const char * const *func_group;
+ unsigned int nfunc;
+};
+
+struct sky1_pinctrl_soc_info {
+ const struct sky1_pin_desc *pins;
+ unsigned int npins;
+};
+
+#define SKY_PINFUNCTION(_pin, _func) \
+((struct sky1_pin_desc) { \
+ .pin = _pin, \
+ .func_group = _func##_group, \
+ .nfunc = ARRAY_SIZE(_func##_group), \
+ })
+/**
+ * @dev: a pointer back to containing device
+ * @base: the offset to the controller in virtual memory
+ */
+struct sky1_pinctrl {
+ struct device *dev;
+ struct pinctrl_dev *pctl;
+ void __iomem *base;
+ const struct sky1_pinctrl_soc_info *info;
+ struct sky1_pinctrl_group *groups;
+ const char **grp_names;
+};
+
+int sky1_base_pinctrl_probe(struct platform_device *pdev,
+ const struct sky1_pinctrl_soc_info *info);
+
+#endif /* __DRIVERS_PINCTRL_SKY1_H */
--
2.49.0
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