Add pinctrl support to Toshiba Visconti SoCs.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@xxxxxxxxxxxxx>
---
drivers/pinctrl/Kconfig | 1 +
drivers/pinctrl/Makefile | 1 +
drivers/pinctrl/visconti/Kconfig | 14 +
drivers/pinctrl/visconti/Makefile | 3 +
drivers/pinctrl/visconti/pinctrl-common.c | 320 ++++++++++++++++++
drivers/pinctrl/visconti/pinctrl-common.h | 96 ++++++
drivers/pinctrl/visconti/pinctrl-tmpv7700.c | 355 ++++++++++++++++++++
7 files changed, 790 insertions(+)
create mode 100644 drivers/pinctrl/visconti/Kconfig
create mode 100644 drivers/pinctrl/visconti/Makefile
create mode 100644 drivers/pinctrl/visconti/pinctrl-common.c
create mode 100644 drivers/pinctrl/visconti/pinctrl-common.h
create mode 100644 drivers/pinctrl/visconti/pinctrl-tmpv7700.c
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 8828613c4e0e..6f62b9bb79bb 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -429,6 +429,7 @@ source "drivers/pinctrl/mediatek/Kconfig"
source "drivers/pinctrl/zte/Kconfig"
source "drivers/pinctrl/meson/Kconfig"
source "drivers/pinctrl/cirrus/Kconfig"
+source "drivers/pinctrl/visconti/Kconfig"
config PINCTRL_XWAY
bool
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index 1731b2154df9..576cbedcbf73 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -74,3 +74,4 @@ obj-$(CONFIG_ARCH_VT8500) += vt8500/
obj-y += mediatek/
obj-$(CONFIG_PINCTRL_ZX) += zte/
obj-y += cirrus/
+obj-$(CONFIG_PINCTRL_VISCONTI) += visconti/
diff --git a/drivers/pinctrl/visconti/Kconfig b/drivers/pinctrl/visconti/Kconfig
new file mode 100644
index 000000000000..198ec33189cc
--- /dev/null
+++ b/drivers/pinctrl/visconti/Kconfig
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config PINCTRL_VISCONTI
+ bool
+ select PINMUX
+ select GENERIC_PINCONF
+ select GENERIC_PINCTRL_GROUPS
+ select GENERIC_PINMUX_FUNCTIONS
+
+config PINCTRL_TMPV7700
+ bool "Toshiba Visconti TMPV7700 series pinctrl driver"
+ depends on OF
+ depends on ARM64 || COMPILE_TEST
+ select PINCTRL_VISCONTI
+ default ARM64 && ARCH_VISCONTI
diff --git a/drivers/pinctrl/visconti/Makefile b/drivers/pinctrl/visconti/Makefile
new file mode 100644
index 000000000000..43b2eb663bce
--- /dev/null
+++ b/drivers/pinctrl/visconti/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0
+obj-$(CONFIG_PINCTRL_VISCONTI) += pinctrl-common.o
+obj-$(CONFIG_PINCTRL_TMPV7700) += pinctrl-tmpv7700.o
diff --git a/drivers/pinctrl/visconti/pinctrl-common.c b/drivers/pinctrl/visconti/pinctrl-common.c
new file mode 100644
index 000000000000..3f7661867394
--- /dev/null
+++ b/drivers/pinctrl/visconti/pinctrl-common.c
@@ -0,0 +1,320 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2020 TOSHIBA CORPORATION
+ * Copyright (c) 2020 Toshiba Electronic Devices & Storage Corporation
+ * Copyright (c) 2020 Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@xxxxxxxxxxxxx>
+ */
+
+#include <linux/init.h>
+#include <linux/of.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/pinctrl/pinmux.h>
+#include <linux/pinctrl/pinconf.h>
+#include <linux/pinctrl/pinconf-generic.h>
+#include "pinctrl-common.h"
+#include "../core.h"
+#include "../pinconf.h"
+#include "../pinctrl-utils.h"
+
+#define SET_BIT(data, idx) ((data) |= BIT(idx))
+#define CLR_BIT(data, idx) ((data) &= ~BIT(idx))
+
+/* private data */
+struct visconti_pinctrl {
+ void __iomem *base;
+ struct device *dev;
+ struct pinctrl_dev *pctl;
+ struct pinctrl_desc pctl_desc;
+
+ const struct visconti_pinctrl_devdata *devdata;
+
+ spinlock_t lock;
+};
+
+/* pinconf */
+static int visconti_pin_config_set(struct pinctrl_dev *pctldev,
+ unsigned int _pin,
+ unsigned long *configs,
+ unsigned int num_configs)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+ const struct visconti_desc_pin *pin = &priv->devdata->pins[_pin];
+ enum pin_config_param param;
+ unsigned int arg;
+ int i, ret = 0;
+ unsigned int val, set_val, pude_val;
+ unsigned long flags;
+
+ dev_dbg(priv->dev, "%s: pin = %d (%s)\n", __func__, _pin, pin->pin.name);
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ for (i = 0; i < num_configs; i++) {
+ set_val = 0;
+ pude_val = 0;
+
+ param = pinconf_to_config_param(configs[i]);
+ switch (param) {
+ case PIN_CONFIG_BIAS_PULL_UP:
+ set_val = 1;
+ fallthrough;
+ case PIN_CONFIG_BIAS_PULL_DOWN:
+ /* update pudsel setting */
+ val = readl(priv->base + pin->pudsel_offset);
+ CLR_BIT(val, pin->pud_shift);
+ val |= set_val << pin->pud_shift;
+ writel(val, priv->base + pin->pudsel_offset);
+ pude_val = 1;
+ fallthrough;
+ case PIN_CONFIG_BIAS_DISABLE:
+ /* update pude setting */
+ val = readl(priv->base + pin->pude_offset);
+ CLR_BIT(val, pin->pud_shift);
+ val |= pude_val << pin->pud_shift;
+ writel(val, priv->base + pin->pude_offset);
+ dev_dbg(priv->dev, "BIAS(%d): off = 0x%x val = 0x%x\n",
+ param, pin->pude_offset, val);
+ break;
+
+ case PIN_CONFIG_DRIVE_STRENGTH:
+ arg = pinconf_to_config_argument(configs[i]);
+ dev_dbg(priv->dev, "DRV_STR arg = %d\n", arg);
+ switch (arg) {
+ case 2:
+ case 4:
+ case 8:
+ case 16:
+ case 24:
+ case 32:
+ set_val = (arg / 2) - 1;
+ break;
+ default:
+ ret = -EINVAL;
+ goto err;
+ }
+ /* update drive setting */
+ val = readl(priv->base + pin->dsel_offset);
+ val &= ~(GENMASK(3, 0) << pin->dsel_shift);
+ val |= set_val << pin->dsel_shift;
+ writel(val, priv->base + pin->dsel_offset);
+ break;
+
+ default:
+ ret = -EOPNOTSUPP;
+ goto err;
+ }
+ }
+err:
+ spin_unlock_irqrestore(&priv->lock, flags);
+ return ret;
+}
+
+static int visconti_pin_config_group_set(struct pinctrl_dev *pctldev,
+ unsigned int selector,
+ unsigned long *configs,
+ unsigned int num_configs)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+ const unsigned int *pins;
+ unsigned int num_pins;
+ int i, ret;
+
+ pins = priv->devdata->groups[selector].pins;
+ num_pins = priv->devdata->groups[selector].nr_pins;
+
+ dev_dbg(priv->dev, "%s: select = %d, n_pin = %d, n_config = %d\n",
+ __func__, selector, num_pins, num_configs);
+
+ for (i = 0; i < num_pins; i++) {
+ ret = visconti_pin_config_set(pctldev, pins[i],
+ configs, num_configs);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+static const struct pinconf_ops visconti_pinconf_ops = {
+ .is_generic = true,
+ .pin_config_set = visconti_pin_config_set,
+ .pin_config_group_set = visconti_pin_config_group_set,
+ .pin_config_config_dbg_show = pinconf_generic_dump_config,
+};
+
+/* pinctrl */
+static int visconti_get_groups_count(struct pinctrl_dev *pctldev)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+
+ return priv->devdata->nr_groups;
+}
+
+static const char *visconti_get_group_name(struct pinctrl_dev *pctldev,
+ unsigned int selector)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+
+ return priv->devdata->groups[selector].name;
+}
+
+static int visconti_get_group_pins(struct pinctrl_dev *pctldev,
+ unsigned int selector,
+ const unsigned int **pins,
+ unsigned int *num_pins)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+
+ *pins = priv->devdata->groups[selector].pins;
+ *num_pins = priv->devdata->groups[selector].nr_pins;
+
+ return 0;
+}
+
+static const struct pinctrl_ops visconti_pinctrl_ops = {
+ .get_groups_count = visconti_get_groups_count,
+ .get_group_name = visconti_get_group_name,
+ .get_group_pins = visconti_get_group_pins,
+ .dt_node_to_map = pinconf_generic_dt_node_to_map_group,
+ .dt_free_map = pinctrl_utils_free_map,
+};
+
+/* pinmnux */
+static int visconti_get_functions_count(struct pinctrl_dev *pctldev)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+
+ return priv->devdata->nr_functions;
+}
+
+static const char *visconti_get_function_name(struct pinctrl_dev *pctldev,
+ unsigned int selector)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+
+ return priv->devdata->functions[selector].name;
+}
+
+static int visconti_get_function_groups(struct pinctrl_dev *pctldev,
+ unsigned int selector,
+ const char * const **groups,
+ unsigned * const num_groups)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+
+ *groups = priv->devdata->functions[selector].groups;
+ *num_groups = priv->devdata->functions[selector].nr_groups;
+
+ return 0;
+}
+
+static int visconti_set_mux(struct pinctrl_dev *pctldev,
+ unsigned int function, unsigned int group)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+ const struct visconti_pin_function *func = &priv->devdata->functions[function];
+ const struct visconti_pin_group *grp = &priv->devdata->groups[group];
+ const struct visconti_mux *mux = &grp->mux;
+ unsigned int val;
+ unsigned long flags;
+
+ dev_dbg(priv->dev, "%s: function = %d(%s) group = %d(%s)\n", __func__,
+ function, func->name, group, grp->name);
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ /* update mux */
+ val = readl(priv->base + mux->offset);
+ val &= ~mux->mask;
+ val |= mux->val;
+ writel(val, priv->base + mux->offset);
+
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ dev_dbg(priv->dev, "[%x]: 0x%x\n", mux->offset, val);
+
+ return 0;
+}
+
+static int visconti_gpio_request_enable(struct pinctrl_dev *pctldev,
+ struct pinctrl_gpio_range *range,
+ unsigned int pin)
+{
+ struct visconti_pinctrl *priv = pinctrl_dev_get_drvdata(pctldev);
+ const struct visconti_mux *gpio_mux = &priv->devdata->gpio_mux[pin];
+ unsigned long flags;
+ unsigned int val;
+
+ dev_dbg(priv->dev, "%s: pin = %d\n", __func__, pin);
+
+ /* update mux */
+ spin_lock_irqsave(&priv->lock, flags);
+ val = readl(priv->base + gpio_mux->offset);
+ val &= ~gpio_mux->mask;
+ val |= gpio_mux->val;
+ writel(val, priv->base + gpio_mux->offset);
+ spin_unlock_irqrestore(&priv->lock, flags);
+
+ return 0;
+}
+
+static const struct pinmux_ops visconti_pinmux_ops = {
+ .get_functions_count = visconti_get_functions_count,
+ .get_function_name = visconti_get_function_name,
+ .get_function_groups = visconti_get_function_groups,
+ .set_mux = visconti_set_mux,
+ .gpio_request_enable = visconti_gpio_request_enable,
+ .strict = true,
+};
+
+int visconti_pinctrl_probe(struct platform_device *pdev,
+ const struct visconti_pinctrl_devdata *devdata)
+{
+ struct device *dev = &pdev->dev;
+ struct visconti_pinctrl *priv;
+ struct pinctrl_pin_desc *pins;
+ int i, ret;
+
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ priv->dev = dev;
+ priv->devdata = devdata;
+ spin_lock_init(&priv->lock);
+
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->base)) {
+ dev_err(dev, "unable to map I/O space\n");
+ return PTR_ERR(priv->base);
+ }
+
+ pins = devm_kcalloc(dev, devdata->nr_pins,
+ sizeof(*pins), GFP_KERNEL);
+ if (!pins)
+ return -ENOMEM;
+
+ for (i = 0; i < devdata->nr_pins; i++)
+ pins[i] = devdata->pins[i].pin;
+
+ priv->pctl_desc.name = dev_name(dev);
+ priv->pctl_desc.owner = THIS_MODULE;
+ priv->pctl_desc.pins = pins;
+ priv->pctl_desc.npins = devdata->nr_pins;
+ priv->pctl_desc.confops = &visconti_pinconf_ops;
+ priv->pctl_desc.pctlops = &visconti_pinctrl_ops;
+ priv->pctl_desc.pmxops = &visconti_pinmux_ops;
+
+ ret = devm_pinctrl_register_and_init(dev, &priv->pctl_desc,
+ priv, &priv->pctl);
+ if (ret) {
+ dev_err(dev, "couldn't register pinctrl: %d\n", ret);
+ return ret;
+ }
+
+ if (devdata->unlock)
+ devdata->unlock(priv->base);
+
+ return pinctrl_enable(priv->pctl);
+}
diff --git a/drivers/pinctrl/visconti/pinctrl-common.h b/drivers/pinctrl/visconti/pinctrl-common.h
new file mode 100644
index 000000000000..56a2eb0225fb
--- /dev/null
+++ b/drivers/pinctrl/visconti/pinctrl-common.h
@@ -0,0 +1,96 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2020 TOSHIBA CORPORATION
+ * Copyright (c) 2020 Toshiba Electronic Devices & Storage Corporation
+ * Copyright (c) 2020 Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@xxxxxxxxxxxxx>
+ */
+
+#ifndef __VISCONTI_PINCTRL_COMMON_H__
+#define __VISCONTI_PINCTRL_COMMON_H__
+
+struct pinctrl_pin_desc;
+
+/* PIN */
+#define VISCONTI_PINS(pins_name, ...) \
+ static const unsigned int pins_name ## _pins[] = { __VA_ARGS__ }
+
+struct visconti_desc_pin {
+ struct pinctrl_pin_desc pin;
+ unsigned int dsel_offset;
+ unsigned int dsel_shift;
+ unsigned int pude_offset;
+ unsigned int pudsel_offset;
+ unsigned int pud_shift;
+};
+
+#define VISCONTI_PIN(_pin, dsel, d_sh, pude, pudsel, p_sh) \
+{ \
+ .pin = _pin, \
+ .dsel_offset = dsel, \
+ .dsel_shift = d_sh, \
+ .pude_offset = pude, \
+ .pudsel_offset = pudsel, \
+ .pud_shift = p_sh, \
+}
+
+/* Group */
+#define VISCONTI_GROUPS(groups_name, ...) \
+ static const char * const groups_name ## _grps[] = { __VA_ARGS__ }
+
+struct visconti_mux {
+ unsigned int offset;
+ unsigned int mask;
+ unsigned int val;
+};
+
+struct visconti_pin_group {
+ const char *name;
+ const unsigned int *pins;
+ unsigned int nr_pins;
+ struct visconti_mux mux;
+};
+
+#define VISCONTI_PIN_GROUP(group_name, off, msk, v) \
+{ \
+ .name = __stringify(group_name) "_grp", \
+ .pins = group_name ## _pins, \
+ .nr_pins = ARRAY_SIZE(group_name ## _pins), \
+ .mux = { \
+ .offset = off, \
+ .mask = msk, \
+ .val = v, \
+ } \
+}
+
+/* MUX */
+struct visconti_pin_function {
+ const char *name;
+ const char * const *groups;
+ unsigned int nr_groups;
+};
+
+#define VISCONTI_PIN_FUNCTION(func) \
+{ \
+ .name = #func, \
+ .groups = func ## _grps, \
+ .nr_groups = ARRAY_SIZE(func ## _grps), \
+}
+
+/* chip dependent data */
+struct visconti_pinctrl_devdata {
+ const struct visconti_desc_pin *pins;
+ unsigned int nr_pins;
+ const struct visconti_pin_group *groups;
+ unsigned int nr_groups;
+ const struct visconti_pin_function *functions;
+ unsigned int nr_functions;
+
+ const struct visconti_mux *gpio_mux;
+
+ void (*unlock)(void __iomem *base);
+};
+
+int visconti_pinctrl_probe(struct platform_device *pdev,
+ const struct visconti_pinctrl_devdata *devdata);
+
+#endif /* __VISCONTI_PINCTRL_COMMON_H__ */
diff --git a/drivers/pinctrl/visconti/pinctrl-tmpv7700.c b/drivers/pinctrl/visconti/pinctrl-tmpv7700.c
new file mode 100644
index 000000000000..38a00d514f74
--- /dev/null
+++ b/drivers/pinctrl/visconti/pinctrl-tmpv7700.c
@@ -0,0 +1,355 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2020 TOSHIBA CORPORATION
+ * Copyright (c) 2020 Toshiba Electronic Devices & Storage Corporation
+ * Copyright (c) 2020 Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@xxxxxxxxxxxxx>
+ */
+
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/pinctrl/pinctrl.h>
+#include "pinctrl-common.h"
+
+#define tmpv7700_MAGIC_NUM 0x4932f70e
+
+/* register offset */
+#define REG_KEY_CTRL 0x0000
+#define REG_KEY_CMD 0x0004
+#define REG_PINMUX1 0x3000
+#define REG_PINMUX2 0x3004
+#define REG_PINMUX3 0x3008
+#define REG_PINMUX4 0x300c
+#define REG_PINMUX5 0x3010
+#define REG_IOSET 0x3014
+#define REG_IO_VSEL 0x3018
+#define REG_IO_DSEL1 0x301c
+#define REG_IO_DSEL2 0x3020
+#define REG_IO_DSEL3 0x3024
+#define REG_IO_DSEL4 0x3028
+#define REG_IO_DSEL5 0x302c
+#define REG_IO_DSEL6 0x3030
+#define REG_IO_DSEL7 0x3034
+#define REG_IO_DSEL8 0x3038
+#define REG_IO_PUDE1 0x303c
+#define REG_IO_PUDE2 0x3040
+#define REG_IO_PUDSEL1 0x3044
+#define REG_IO_PUDSEL2 0x3048
+
+/* PIN */
+static const struct visconti_desc_pin pins_tmpv7700[] = {
+ VISCONTI_PIN(PINCTRL_PIN(0, "gpio0"), REG_IO_DSEL4, 24,
+ REG_IO_PUDE1, REG_IO_PUDSEL1, 30),
+ VISCONTI_PIN(PINCTRL_PIN(1, "gpio1"), REG_IO_DSEL4, 28,
+ REG_IO_PUDE1, REG_IO_PUDSEL1, 31),
+ VISCONTI_PIN(PINCTRL_PIN(2, "gpio2"), REG_IO_DSEL5, 0,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 0),
+ VISCONTI_PIN(PINCTRL_PIN(3, "gpio3"), REG_IO_DSEL5, 4,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 1),
+ VISCONTI_PIN(PINCTRL_PIN(4, "gpio4"), REG_IO_DSEL5, 8,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 2),
+ VISCONTI_PIN(PINCTRL_PIN(5, "gpio5"), REG_IO_DSEL5, 12,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 3),
+ VISCONTI_PIN(PINCTRL_PIN(6, "gpio6"), REG_IO_DSEL5, 16,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 4),
+ VISCONTI_PIN(PINCTRL_PIN(7, "gpio7"), REG_IO_DSEL5, 20,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 5),
+ VISCONTI_PIN(PINCTRL_PIN(8, "gpio8"), REG_IO_DSEL5, 24,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 6),
+ VISCONTI_PIN(PINCTRL_PIN(9, "gpio9"), REG_IO_DSEL5, 28,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 7),
+ VISCONTI_PIN(PINCTRL_PIN(10, "gpio10"), REG_IO_DSEL6, 0,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 8),
+ VISCONTI_PIN(PINCTRL_PIN(11, "gpio11"), REG_IO_DSEL6, 4,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 9),
+ VISCONTI_PIN(PINCTRL_PIN(12, "gpio12"), REG_IO_DSEL6, 8,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 10),
+ VISCONTI_PIN(PINCTRL_PIN(13, "gpio13"), REG_IO_DSEL6, 12,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 11),
+ VISCONTI_PIN(PINCTRL_PIN(14, "gpio14"), REG_IO_DSEL6, 16,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 12),
+ VISCONTI_PIN(PINCTRL_PIN(15, "gpio15"), REG_IO_DSEL6, 20,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 13),
+ VISCONTI_PIN(PINCTRL_PIN(16, "gpio16"), REG_IO_DSEL6, 24,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 14),
+ VISCONTI_PIN(PINCTRL_PIN(17, "gpio17"), REG_IO_DSEL6, 28,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 15),
+ VISCONTI_PIN(PINCTRL_PIN(18, "gpio18"), REG_IO_DSEL7, 0,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 16),
+ VISCONTI_PIN(PINCTRL_PIN(19, "gpio19"), REG_IO_DSEL7, 4,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 17),
+ VISCONTI_PIN(PINCTRL_PIN(20, "gpio20"), REG_IO_DSEL7, 8,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 18),
+ VISCONTI_PIN(PINCTRL_PIN(21, "gpio21"), REG_IO_DSEL7, 12,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 19),
+ VISCONTI_PIN(PINCTRL_PIN(22, "gpio22"), REG_IO_DSEL7, 16,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 20),
+ VISCONTI_PIN(PINCTRL_PIN(23, "gpio23"), REG_IO_DSEL7, 20,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 21),
+ VISCONTI_PIN(PINCTRL_PIN(24, "gpio24"), REG_IO_DSEL7, 24,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 22),
+ VISCONTI_PIN(PINCTRL_PIN(25, "gpio25"), REG_IO_DSEL7, 28,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 23),
+ VISCONTI_PIN(PINCTRL_PIN(26, "gpio26"), REG_IO_DSEL8, 0,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 24),
+ VISCONTI_PIN(PINCTRL_PIN(27, "gpio27"), REG_IO_DSEL8, 4,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 25),
+ VISCONTI_PIN(PINCTRL_PIN(28, "gpio28"), REG_IO_DSEL8, 8,
+ REG_IO_PUDE2, REG_IO_PUDSEL2, 26),
+ VISCONTI_PIN(PINCTRL_PIN(29, "gpio29"), REG_IO_DSEL4, 8,
+ REG_IO_PUDE1, REG_IO_PUDSEL1, 26),
+ VISCONTI_PIN(PINCTRL_PIN(30, "gpio30"), REG_IO_DSEL4, 4,
+ REG_IO_PUDE1, REG_IO_PUDSEL1, 25),
+ VISCONTI_PIN(PINCTRL_PIN(31, "gpio31"), REG_IO_DSEL4, 0,
+ REG_IO_PUDE1, REG_IO_PUDSEL1, 24),
+ VISCONTI_PIN(PINCTRL_PIN(32, "spi_sck"), REG_IO_DSEL4, 12,
+ REG_IO_PUDE1, REG_IO_PUDSEL1, 27),
+ VISCONTI_PIN(PINCTRL_PIN(33, "spi_sdo"), REG_IO_DSEL4, 16,
+ REG_IO_PUDE1, REG_IO_PUDSEL1, 28),
+ VISCONTI_PIN(PINCTRL_PIN(34, "spi_sdi"), REG_IO_DSEL4, 20,
+ REG_IO_PUDE1, REG_IO_PUDSEL1, 29),
+};
+
+/* Group */
+VISCONTI_PINS(i2c0, 0, 1);
+VISCONTI_PINS(i2c1, 2, 3);
+VISCONTI_PINS(i2c2, 12, 13);
+VISCONTI_PINS(i2c3, 14, 15);
+VISCONTI_PINS(i2c4, 16, 17);
+VISCONTI_PINS(i2c5, 18, 19);
+VISCONTI_PINS(i2c6, 33, 34);
+VISCONTI_PINS(i2c7, 29, 32);
+VISCONTI_PINS(i2c8, 30, 31);
+VISCONTI_PINS(spi0_cs0, 29);
+VISCONTI_PINS(spi0_cs1, 30);
+VISCONTI_PINS(spi0_cs2, 31);
+VISCONTI_PINS(spi1_cs, 3);
+VISCONTI_PINS(spi2_cs, 7);
+VISCONTI_PINS(spi3_cs, 11);
+VISCONTI_PINS(spi4_cs, 15);
+VISCONTI_PINS(spi5_cs, 19);
+VISCONTI_PINS(spi6_cs, 27);
+VISCONTI_PINS(spi0, 32, 33, 34);
+VISCONTI_PINS(spi1, 0, 1, 2);
+VISCONTI_PINS(spi2, 4, 5, 6);
+VISCONTI_PINS(spi3, 8, 9, 10);
+VISCONTI_PINS(spi4, 12, 13, 14);
+VISCONTI_PINS(spi5, 16, 17, 18);
+VISCONTI_PINS(spi6, 24, 25, 26);
+VISCONTI_PINS(uart0, 4, 5, 6, 7);
+VISCONTI_PINS(uart1, 8, 9, 10, 11);
+VISCONTI_PINS(uart2, 12, 13, 14, 15);
+VISCONTI_PINS(uart3, 16, 17, 18, 19);
+VISCONTI_PINS(pwm0_gpio4, 4);
+VISCONTI_PINS(pwm1_gpio5, 5);
+VISCONTI_PINS(pwm2_gpio6, 6);
+VISCONTI_PINS(pwm3_gpio7, 7);
+VISCONTI_PINS(pwm0_gpio8, 8);
+VISCONTI_PINS(pwm1_gpio9, 9);
+VISCONTI_PINS(pwm2_gpio10, 10);
+VISCONTI_PINS(pwm3_gpio11, 11);
+VISCONTI_PINS(pwm0_gpio12, 12);
+VISCONTI_PINS(pwm1_gpio13, 13);
+VISCONTI_PINS(pwm2_gpio14, 14);
+VISCONTI_PINS(pwm3_gpio15, 15);
+VISCONTI_PINS(pwm0_gpio16, 16);
+VISCONTI_PINS(pwm1_gpio17, 17);
+VISCONTI_PINS(pwm2_gpio18, 18);
+VISCONTI_PINS(pwm3_gpio19, 19);
+VISCONTI_PINS(pcmif_out, 20, 21, 22);
+VISCONTI_PINS(pcmif_in, 24, 25, 26);
+
+static const struct visconti_pin_group groups_tmpv7700[] = {
+ VISCONTI_PIN_GROUP(i2c0, REG_PINMUX2, GENMASK(7, 0), 0x00000022),
+ VISCONTI_PIN_GROUP(i2c1, REG_PINMUX2, GENMASK(15, 8), 0x00002200),
+ VISCONTI_PIN_GROUP(i2c2, REG_PINMUX3, GENMASK(23, 16), 0x00770000),
+ VISCONTI_PIN_GROUP(i2c3, REG_PINMUX3, GENMASK(31, 24), 0x77000000),
+ VISCONTI_PIN_GROUP(i2c4, REG_PINMUX4, GENMASK(7, 0), 0x00000077),
+ VISCONTI_PIN_GROUP(i2c5, REG_PINMUX4, GENMASK(15, 8), 0x00007700),
+ VISCONTI_PIN_GROUP(i2c6, REG_PINMUX1, GENMASK(3, 0), 0x0000002),
+ VISCONTI_PIN_GROUP(i2c7, REG_PINMUX5, GENMASK(23, 20), 0x00200000),
+ VISCONTI_PIN_GROUP(i2c8, REG_PINMUX5, GENMASK(31, 24), 0x22000000),
+ VISCONTI_PIN_GROUP(spi0_cs0, REG_PINMUX5, GENMASK(23, 20), 0x00100000),
+ VISCONTI_PIN_GROUP(spi0_cs1, REG_PINMUX5, GENMASK(27, 24), 0x01000000),
+ VISCONTI_PIN_GROUP(spi0_cs2, REG_PINMUX5, GENMASK(31, 28), 0x10000000),
+ VISCONTI_PIN_GROUP(spi1_cs, REG_PINMUX2, GENMASK(15, 12), 0x00001000),
+ VISCONTI_PIN_GROUP(spi2_cs, REG_PINMUX2, GENMASK(31, 28), 0x10000000),
+ VISCONTI_PIN_GROUP(spi3_cs, REG_PINMUX3, GENMASK(15, 12), 0x00001000),
+ VISCONTI_PIN_GROUP(spi4_cs, REG_PINMUX4, GENMASK(31, 28), 0x10000000),
+ VISCONTI_PIN_GROUP(spi5_cs, REG_PINMUX4, GENMASK(15, 12), 0x00001000),
+ VISCONTI_PIN_GROUP(spi6_cs, REG_PINMUX5, GENMASK(15, 12), 0x00001000),
+ VISCONTI_PIN_GROUP(spi0, REG_PINMUX1, GENMASK(3, 0), 0x00000001),
+ VISCONTI_PIN_GROUP(spi1, REG_PINMUX2, GENMASK(11, 0), 0x00000111),
+ VISCONTI_PIN_GROUP(spi2, REG_PINMUX2, GENMASK(27, 16), 0x01110000),
+ VISCONTI_PIN_GROUP(spi3, REG_PINMUX3, GENMASK(11, 0), 0x00000111),
+ VISCONTI_PIN_GROUP(spi4, REG_PINMUX3, GENMASK(27, 16), 0x01110000),
+ VISCONTI_PIN_GROUP(spi5, REG_PINMUX4, GENMASK(11, 0), 0x00000111),
+ VISCONTI_PIN_GROUP(spi6, REG_PINMUX5, GENMASK(11, 0), 0x00000111),
+ VISCONTI_PIN_GROUP(uart0, REG_PINMUX2, GENMASK(31, 16), 0x22220000),
+ VISCONTI_PIN_GROUP(uart1, REG_PINMUX3, GENMASK(15, 0), 0x00002222),
+ VISCONTI_PIN_GROUP(uart2, REG_PINMUX3, GENMASK(31, 16), 0x22220000),
+ VISCONTI_PIN_GROUP(uart3, REG_PINMUX4, GENMASK(15, 0), 0x00002222),
+ VISCONTI_PIN_GROUP(pwm0_gpio4, REG_PINMUX2, GENMASK(19, 16), 0x00050000),
+ VISCONTI_PIN_GROUP(pwm1_gpio5, REG_PINMUX2, GENMASK(23, 20), 0x00500000),
+ VISCONTI_PIN_GROUP(pwm2_gpio6, REG_PINMUX2, GENMASK(27, 24), 0x05000000),
+ VISCONTI_PIN_GROUP(pwm3_gpio7, REG_PINMUX2, GENMASK(31, 28), 0x50000000),
+ VISCONTI_PIN_GROUP(pwm0_gpio8, REG_PINMUX3, GENMASK(3, 0), 0x00000005),
+ VISCONTI_PIN_GROUP(pwm1_gpio9, REG_PINMUX3, GENMASK(7, 4), 0x00000050),
+ VISCONTI_PIN_GROUP(pwm2_gpio10, REG_PINMUX3, GENMASK(11, 8), 0x00000500),
+ VISCONTI_PIN_GROUP(pwm3_gpio11, REG_PINMUX3, GENMASK(15, 12), 0x00005000),
+ VISCONTI_PIN_GROUP(pwm0_gpio12, REG_PINMUX3, GENMASK(19, 16), 0x00050000),
+ VISCONTI_PIN_GROUP(pwm1_gpio13, REG_PINMUX3, GENMASK(23, 20), 0x00500000),
+ VISCONTI_PIN_GROUP(pwm2_gpio14, REG_PINMUX3, GENMASK(27, 24), 0x05000000),
+ VISCONTI_PIN_GROUP(pwm3_gpio15, REG_PINMUX3, GENMASK(31, 28), 0x50000000),
+ VISCONTI_PIN_GROUP(pwm0_gpio16, REG_PINMUX4, GENMASK(3, 0), 0x00000005),
+ VISCONTI_PIN_GROUP(pwm1_gpio17, REG_PINMUX4, GENMASK(7, 4), 0x00000050),
+ VISCONTI_PIN_GROUP(pwm2_gpio18, REG_PINMUX4, GENMASK(11, 8), 0x00000500),
+ VISCONTI_PIN_GROUP(pwm3_gpio19, REG_PINMUX4, GENMASK(15, 12), 0x00005000),
+ VISCONTI_PIN_GROUP(pcmif_out, REG_PINMUX4, GENMASK(27, 16), 0x01110000),
+ VISCONTI_PIN_GROUP(pcmif_in, REG_PINMUX5, GENMASK(11, 0), 0x00000222),
+};
+
+/* MUX */
+VISCONTI_GROUPS(i2c0, "i2c0_grp");
+VISCONTI_GROUPS(i2c1, "i2c1_grp");
+VISCONTI_GROUPS(i2c2, "i2c2_grp");
+VISCONTI_GROUPS(i2c3, "i2c3_grp");
+VISCONTI_GROUPS(i2c4, "i2c4_grp");
+VISCONTI_GROUPS(i2c5, "i2c5_grp");
+VISCONTI_GROUPS(i2c6, "i2c6_grp");
+VISCONTI_GROUPS(i2c7, "i2c7_grp");
+VISCONTI_GROUPS(i2c8, "i2c8_grp");
+VISCONTI_GROUPS(spi0, "spi0_grp", "spi0_cs0_grp",
+ "spi0_cs1_grp", "spi0_cs2_grp");
+VISCONTI_GROUPS(spi1, "spi1_grp", "spi1_cs_grp");
+VISCONTI_GROUPS(spi2, "spi2_grp", "spi2_cs_grp");
+VISCONTI_GROUPS(spi3, "spi3_grp", "spi3_cs_grp");
+VISCONTI_GROUPS(spi4, "spi4_grp", "spi4_cs_grp");
+VISCONTI_GROUPS(spi5, "spi5_grp", "spi5_cs_grp");
+VISCONTI_GROUPS(spi6, "spi6_grp", "spi6_cs_grp");
+VISCONTI_GROUPS(uart0, "uart0_grp");
+VISCONTI_GROUPS(uart1, "uart1_grp");
+VISCONTI_GROUPS(uart2, "uart2_grp");
+VISCONTI_GROUPS(uart3, "uart3_grp");
+VISCONTI_GROUPS(pwm, "pwm0_gpio4_grp", "pwm0_gpio8_grp",
+ "pwm0_gpio12_grp", "pwm0_gpio16_grp",
+ "pwm1_gpio5_grp", "pwm1_gpio9_grp",
+ "pwm1_gpio13_grp", "pwm1_gpio17_grp",
+ "pwm2_gpio6_grp", "pwm2_gpio10_grp",
+ "pwm2_gpio14_grp", "pwm2_gpio18_grp",
+ "pwm3_gpio7_grp", "pwm3_gpio11_grp",
+ "pwm3_gpio15_grp", "pwm3_gpio19_grp");
+VISCONTI_GROUPS(pcmif_out, "pcmif_out_grp");
+VISCONTI_GROUPS(pcmif_in, "pcmif_in_grp");
+
+static const struct visconti_pin_function functions_tmpv7700[] = {
+ VISCONTI_PIN_FUNCTION(i2c0),
+ VISCONTI_PIN_FUNCTION(i2c1),
+ VISCONTI_PIN_FUNCTION(i2c2),
+ VISCONTI_PIN_FUNCTION(i2c3),
+ VISCONTI_PIN_FUNCTION(i2c4),
+ VISCONTI_PIN_FUNCTION(i2c5),
+ VISCONTI_PIN_FUNCTION(i2c6),
+ VISCONTI_PIN_FUNCTION(i2c7),
+ VISCONTI_PIN_FUNCTION(i2c8),
+ VISCONTI_PIN_FUNCTION(spi0),
+ VISCONTI_PIN_FUNCTION(spi1),
+ VISCONTI_PIN_FUNCTION(spi2),
+ VISCONTI_PIN_FUNCTION(spi3),
+ VISCONTI_PIN_FUNCTION(spi4),
+ VISCONTI_PIN_FUNCTION(spi5),
+ VISCONTI_PIN_FUNCTION(spi6),
+ VISCONTI_PIN_FUNCTION(uart0),
+ VISCONTI_PIN_FUNCTION(uart1),
+ VISCONTI_PIN_FUNCTION(uart2),
+ VISCONTI_PIN_FUNCTION(uart3),
+ VISCONTI_PIN_FUNCTION(pwm),
+ VISCONTI_PIN_FUNCTION(pcmif_in),
+ VISCONTI_PIN_FUNCTION(pcmif_out),
+};
+
+/* GPIO MUX */
+#define tmpv7700_GPIO_MUX(off, msk) \
+{ \
+ .offset = off, \
+ .mask = msk, \
+ .val = 0, \
+}
+
+static const struct visconti_mux gpio_mux_tmpv7700[] = {
+ tmpv7700_GPIO_MUX(REG_PINMUX2, GENMASK(3, 0)),
+ tmpv7700_GPIO_MUX(REG_PINMUX2, GENMASK(7, 4)),
+ tmpv7700_GPIO_MUX(REG_PINMUX2, GENMASK(11, 8)),
+ tmpv7700_GPIO_MUX(REG_PINMUX2, GENMASK(15, 12)),
+ tmpv7700_GPIO_MUX(REG_PINMUX2, GENMASK(19, 16)),
+ tmpv7700_GPIO_MUX(REG_PINMUX2, GENMASK(23, 20)),
+ tmpv7700_GPIO_MUX(REG_PINMUX2, GENMASK(27, 24)),
+ tmpv7700_GPIO_MUX(REG_PINMUX2, GENMASK(31, 28)),
+ tmpv7700_GPIO_MUX(REG_PINMUX3, GENMASK(3, 0)),
+ tmpv7700_GPIO_MUX(REG_PINMUX3, GENMASK(7, 4)),
+ tmpv7700_GPIO_MUX(REG_PINMUX3, GENMASK(11, 8)),
+ tmpv7700_GPIO_MUX(REG_PINMUX3, GENMASK(15, 12)),
+ tmpv7700_GPIO_MUX(REG_PINMUX3, GENMASK(19, 16)),
+ tmpv7700_GPIO_MUX(REG_PINMUX3, GENMASK(23, 20)),
+ tmpv7700_GPIO_MUX(REG_PINMUX3, GENMASK(27, 24)),
+ tmpv7700_GPIO_MUX(REG_PINMUX3, GENMASK(31, 28)),
+ tmpv7700_GPIO_MUX(REG_PINMUX4, GENMASK(3, 0)),
+ tmpv7700_GPIO_MUX(REG_PINMUX4, GENMASK(7, 4)),
+ tmpv7700_GPIO_MUX(REG_PINMUX4, GENMASK(11, 8)),
+ tmpv7700_GPIO_MUX(REG_PINMUX4, GENMASK(15, 12)),
+ tmpv7700_GPIO_MUX(REG_PINMUX4, GENMASK(19, 16)),
+ tmpv7700_GPIO_MUX(REG_PINMUX4, GENMASK(23, 20)),
+ tmpv7700_GPIO_MUX(REG_PINMUX4, GENMASK(27, 24)),
+ tmpv7700_GPIO_MUX(REG_PINMUX4, GENMASK(31, 28)),
+ tmpv7700_GPIO_MUX(REG_PINMUX5, GENMASK(3, 0)),
+ tmpv7700_GPIO_MUX(REG_PINMUX5, GENMASK(7, 4)),
+ tmpv7700_GPIO_MUX(REG_PINMUX5, GENMASK(11, 8)),
+ tmpv7700_GPIO_MUX(REG_PINMUX5, GENMASK(15, 12)),
+ tmpv7700_GPIO_MUX(REG_PINMUX5, GENMASK(19, 16)),
+ tmpv7700_GPIO_MUX(REG_PINMUX5, GENMASK(23, 20)),
+ tmpv7700_GPIO_MUX(REG_PINMUX5, GENMASK(27, 24)),
+ tmpv7700_GPIO_MUX(REG_PINMUX5, GENMASK(31, 28)),
+};
+
+static void tmpv7700_pinctrl_unlock(void __iomem *base)
+{
+ writel(1, base + REG_KEY_CTRL);
+ writel(tmpv7700_MAGIC_NUM, base + REG_KEY_CMD);
+}
+
+/* chip dependent data */
+static const struct visconti_pinctrl_devdata tmpv7700_pinctrl_data = {
+ .pins = pins_tmpv7700,
+ .nr_pins = ARRAY_SIZE(pins_tmpv7700),
+ .groups = groups_tmpv7700,
+ .nr_groups = ARRAY_SIZE(groups_tmpv7700),
+ .functions = functions_tmpv7700,
+ .nr_functions = ARRAY_SIZE(functions_tmpv7700),
+ .gpio_mux = gpio_mux_tmpv7700,
+ .unlock = tmpv7700_pinctrl_unlock,
+};
+
+static int tmpv7700_pinctrl_probe(struct platform_device *pdev)
+{
+ return visconti_pinctrl_probe(pdev, &tmpv7700_pinctrl_data);
+}
+
+static const struct of_device_id tmpv7700_pctrl_of_match[] = {
+ { .compatible = "toshiba,tmpv7708-pinctrl", },
+ {},
+};
+
+static struct platform_driver tmpv7700_pinctrl_driver = {
+ .probe = tmpv7700_pinctrl_probe,
+ .driver = {
+ .name = "tmpv7700-pinctrl",
+ .of_match_table = tmpv7700_pctrl_of_match,
+ },
+};
+
+static int __init tmpv7700_pinctrl_init(void)
+{
+ return platform_driver_register(&tmpv7700_pinctrl_driver);
+}
+arch_initcall(tmpv7700_pinctrl_init);
--
2.27.0
[PATCH 2/8] pinctrl: visconti: Add Toshiba Visconti SoCs pinctrl support
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
- Subject: [PATCH 2/8] pinctrl: visconti: Add Toshiba Visconti SoCs pinctrl support
- From: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@xxxxxxxxxxxxx>
- Date: Mon, 17 Aug 2020 10:46:26 +0900
- In-reply-to: <20200817014632.595898-1-nobuhiro1.iwamatsu@toshiba.co.jp>
- References: <20200817014632.595898-1-nobuhiro1.iwamatsu@toshiba.co.jp>
- References:
- [PATCH 0/8] Add Toshiba Visconti ARM64 Platform support
- From: Nobuhiro Iwamatsu
- [PATCH 0/8] Add Toshiba Visconti ARM64 Platform support
- Prev by Date: [PATCH 0/8] Add Toshiba Visconti ARM64 Platform support
- Next by Date: [PATCH 7/8] MAINTAINERS: Add information for Toshiba Visconti ARM SoCs
- Previous by thread: [PATCH 3/8] dt-bindings: arm: toshiba: add Toshiba Visconti ARM SoCs
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