#include <linux/bits.h>
#include <linux/clk.h>
#include <linux/cleanup.h>
#include <linux/io.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/seq_file.h>
#include <linux/spinlock.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/pinctrl/pinconf.h>
#include <linux/pinctrl/pinctrl.h>
#include <linux/pinctrl/pinmux.h>
#include "../core.h"
#include "../pinctrl-utils.h"
#include "../pinconf.h"
#include "../pinmux.h"
#include "pinctrl-k1.h"
#define PAD_MUX GENMASK(2, 0)
#define PAD_STRONG_PULL BIT(3)
#define PAD_EDGE_RISE BIT(4)
#define PAD_EDGE_FALL BIT(5)
#define PAD_EDGE_CLEAR BIT(6)
#define PAD_SLEW_RATE GENMASK(12, 11)
#define PAD_SLEW_RATE_EN BIT(7)
#define PAD_SCHMITT_K1 GENMASK(9, 8)
#define PAD_DRIVE_K1 GENMASK(12, 10)
#define PAD_SCHMITT_K3 BIT(8)
#define PAD_DRIVE_K3 GENMASK(12, 9)
#define PAD_PULLDOWN BIT(13)
#define PAD_PULLUP BIT(14)
#define PAD_PULL_EN BIT(15)
#define IO_PWR_DOMAIN_OFFSET 0x800
#define IO_PWR_DOMAIN_GPIO2_Kx 0x0c
#define IO_PWR_DOMAIN_MMC_Kx 0x1c
#define IO_PWR_DOMAIN_GPIO3_K1 0x10
#define IO_PWR_DOMAIN_QSPI_K1 0x20
#define IO_PWR_DOMAIN_GPIO1_K3 0x04
#define IO_PWR_DOMAIN_GPIO5_K3 0x10
#define IO_PWR_DOMAIN_GPIO4_K3 0x20
#define IO_PWR_DOMAIN_QSPI_K3 0x2c
#define IO_PWR_DOMAIN_V18EN BIT(2)
#define APBC_ASFAR 0x50
#define APBC_ASSAR 0x54
#define APBC_ASFAR_AKEY 0xbaba
#define APBC_ASSAR_AKEY 0xeb10
struct spacemit_pin_drv_strength {
u8 val;
u32 mA;
};
struct spacemit_pinctrl_dconf {
u64 schmitt_mask;
u64 drive_mask;
struct spacemit_pin_drv_strength *ds_1v8_tbl;
size_t ds_1v8_tbl_num;
struct spacemit_pin_drv_strength *ds_3v3_tbl;
size_t ds_3v3_tbl_num;
};
struct spacemit_pin {
u16 pin;
u16 flags;
u8 gpiofunc;
};
struct spacemit_pinctrl {
struct device *dev;
struct pinctrl_dev *pctl_dev;
const struct spacemit_pinctrl_data *data;
struct pinctrl_desc pdesc;
struct mutex mutex;
raw_spinlock_t lock;
void __iomem *regs;
struct regmap *regmap_apbc;
};
struct spacemit_pinctrl_data {
const struct pinctrl_pin_desc *pins;
const struct spacemit_pin *data;
u16 npins;
unsigned int (*pin_to_offset)(unsigned int pin);
unsigned int (*pin_to_io_pd_offset)(unsigned int pin);
const struct spacemit_pinctrl_dconf *dconf;
};
struct spacemit_pin_mux_config {
const struct spacemit_pin *pin;
u32 config;
};
static unsigned int spacemit_k1_pin_to_offset(unsigned int pin)
{
unsigned int offset = 0;
switch (pin) {
case 0 ... 85:
offset = pin + 1;
break;
case 86 ... 92:
offset = pin + 37;
break;
case 93 ... 97:
offset = pin + 24;
break;
case 98:
offset = 93;
break;
case 99:
offset = 92;
break;
case 100:
offset = 91;
break;
case 101:
offset = 90;
break;
case 102:
offset = 95;
break;
case 103:
offset = 94;
break;
case 104 ... 110:
offset = pin + 6;
break;
case 111 ... 127:
offset = pin + 20;
break;
default:
break;
}
return offset << 2;
}
static unsigned int spacemit_k3_pin_to_offset(unsigned int pin)
{
unsigned int offset = pin > 130 ? (pin + 2) : pin;
return offset << 2;
}
static unsigned int spacemit_k1_pin_to_io_pd_offset(unsigned int pin)
{
unsigned int offset = 0;
switch (pin) {
case 47 ... 52:
offset = IO_PWR_DOMAIN_GPIO3_K1;
break;
case 75 ... 80:
offset = IO_PWR_DOMAIN_GPIO2_Kx;
break;
case 98 ... 103:
offset = IO_PWR_DOMAIN_QSPI_K1;
break;
case 104 ... 109:
offset = IO_PWR_DOMAIN_MMC_Kx;
break;
}
return offset;
}
static unsigned int spacemit_k3_pin_to_io_pd_offset(unsigned int pin)
{
unsigned int offset = 0;
switch (pin) {
case 0 ... 20:
offset = IO_PWR_DOMAIN_GPIO1_K3;
break;
case 21 ... 41:
offset = IO_PWR_DOMAIN_GPIO2_Kx;
break;
case 76 ... 98:
offset = IO_PWR_DOMAIN_GPIO4_K3;
break;
case 99 ... 127:
offset = IO_PWR_DOMAIN_GPIO5_K3;
break;
case 132 ... 137:
offset = IO_PWR_DOMAIN_MMC_Kx;
break;
case 138 ... 144:
offset = IO_PWR_DOMAIN_QSPI_K3;
break;
}
return offset;
}
static inline void __iomem *spacemit_pin_to_reg(struct spacemit_pinctrl *pctrl,
unsigned int pin)
{
return pctrl->regs + pctrl->data->pin_to_offset(pin);
}
static u16 spacemit_dt_get_pin(u32 value)
{
return value >> 16;
}
static u16 spacemit_dt_get_pin_mux(u32 value)
{
return value & GENMASK(15, 0);
}
static const struct spacemit_pin *spacemit_get_pin(struct spacemit_pinctrl *pctrl,
unsigned long pin)
{
const struct spacemit_pin *pdata = pctrl->data->data;
int i;
for (i = 0; i < pctrl->data->npins; i++) {
if (pin == pdata[i].pin)
return &pdata[i];
}
return NULL;
}
static inline enum spacemit_pin_io_type spacemit_to_pin_io_type(
const struct spacemit_pin *pin)
{
return K1_PIN_GET_IO_TYPE(pin->flags);
}
static const char * const io_type_desc[] = {
"None",
"Fixed/1V8",
"Fixed/3V3",
"External",
};
static void spacemit_pctrl_dbg_show(struct pinctrl_dev *pctldev,
struct seq_file *seq, unsigned int pin)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
const struct spacemit_pin *spin = spacemit_get_pin(pctrl, pin);
enum spacemit_pin_io_type type = spacemit_to_pin_io_type(spin);
void __iomem *reg;
u32 value;
seq_printf(seq, "offset: 0x%04x ", pctrl->data->pin_to_offset(pin));
seq_printf(seq, "type: %s ", io_type_desc[type]);
reg = spacemit_pin_to_reg(pctrl, pin);
value = readl(reg);
seq_printf(seq, "mux: %ld reg: 0x%04x", (value & PAD_MUX), value);
}
static const struct spacemit_pinctrl_dconf k1_drive_conf = {
.drive_mask = PAD_DRIVE_K1,
.schmitt_mask = PAD_SCHMITT_K1,
.ds_1v8_tbl = (struct spacemit_pin_drv_strength[]) {
{ 0, 11 },
{ 2, 21 },
{ 4, 32 },
{ 6, 42 },
},
.ds_1v8_tbl_num = 4,
.ds_3v3_tbl = (struct spacemit_pin_drv_strength[]) {
{ 0, 7 },
{ 2, 10 },
{ 4, 13 },
{ 6, 16 },
{ 1, 19 },
{ 3, 23 },
{ 5, 26 },
{ 7, 29 },
},
.ds_3v3_tbl_num = 8,
};
static const struct spacemit_pinctrl_dconf k3_drive_conf = {
.drive_mask = PAD_DRIVE_K3,
.schmitt_mask = PAD_SCHMITT_K3,
.ds_1v8_tbl = (struct spacemit_pin_drv_strength[]) {
{ 0, 2 },
{ 1, 4 },
{ 2, 6 },
{ 3, 7 },
{ 4, 9 },
{ 5, 11 },
{ 6, 13 },
{ 7, 14 },
{ 8, 21 },
{ 9, 23 },
{ 10, 25 },
{ 11, 26 },
{ 12, 28 },
{ 13, 30 },
{ 14, 31 },
{ 15, 33 },
},
.ds_1v8_tbl_num = 16,
.ds_3v3_tbl = (struct spacemit_pin_drv_strength[]) {
{ 0, 3 },
{ 1, 5 },
{ 2, 7 },
{ 3, 9 },
{ 4, 11 },
{ 5, 13 },
{ 6, 15 },
{ 7, 17 },
{ 8, 25 },
{ 9, 27 },
{ 10, 29 },
{ 11, 31 },
{ 12, 33 },
{ 13, 35 },
{ 14, 37 },
{ 15, 38 },
},
.ds_3v3_tbl_num = 16,
};
static inline u8 spacemit_get_ds_value(struct spacemit_pin_drv_strength *tbl,
u32 num, u32 mA)
{
int i;
for (i = 0; i < num; i++)
if (mA <= tbl[i].mA)
return tbl[i].val;
return tbl[num - 1].val;
}
static inline u32 spacemit_get_ds_mA(struct spacemit_pin_drv_strength *tbl,
u32 num, u32 val)
{
int i;
for (i = 0; i < num; i++)
if (val == tbl[i].val)
return tbl[i].mA;
return 0;
}
static inline u8 spacemit_get_driver_strength(enum spacemit_pin_io_type type,
const struct spacemit_pinctrl_dconf *dconf,
u32 mA)
{
switch (type) {
case IO_TYPE_1V8:
return spacemit_get_ds_value(dconf->ds_1v8_tbl,
dconf->ds_1v8_tbl_num,
mA);
case IO_TYPE_3V3:
return spacemit_get_ds_value(dconf->ds_3v3_tbl,
dconf->ds_3v3_tbl_num,
mA);
default:
return 0;
}
}
static inline u32 spacemit_get_drive_strength_mA(enum spacemit_pin_io_type type,
const struct spacemit_pinctrl_dconf *dconf,
u32 value)
{
switch (type) {
case IO_TYPE_1V8:
return spacemit_get_ds_mA(dconf->ds_1v8_tbl,
dconf->ds_1v8_tbl_num,
value);
case IO_TYPE_3V3:
return spacemit_get_ds_mA(dconf->ds_3v3_tbl,
dconf->ds_3v3_tbl_num,
value);
default:
return 0;
}
}
static int spacemit_pctrl_check_power(struct pinctrl_dev *pctldev,
struct device_node *dn,
struct spacemit_pin_mux_config *pinmuxs,
int num_pins, const char *grpname)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
struct device *dev = pctrl->dev;
enum spacemit_pin_io_type type;
u32 power = 0, i;
of_property_read_u32(dn, "power-source", &power);
for (i = 0; i < num_pins; i++) {
type = spacemit_to_pin_io_type(pinmuxs[i].pin);
if (type != IO_TYPE_EXTERNAL)
continue;
switch (power) {
case PIN_POWER_STATE_1V8:
case PIN_POWER_STATE_3V3:
break;
default:
dev_err(dev, "group %s has unsupported power\n",
grpname);
return -ENOTSUPP;
}
}
return 0;
}
static void spacemit_set_io_pwr_domain(struct spacemit_pinctrl *pctrl,
const struct spacemit_pin *spin,
const enum spacemit_pin_io_type type)
{
u32 offset, val = 0;
if (!pctrl->regmap_apbc)
return;
offset = pctrl->data->pin_to_io_pd_offset(spin->pin);
if (type == IO_TYPE_1V8)
val = IO_PWR_DOMAIN_V18EN;
regmap_write(pctrl->regmap_apbc, APBC_ASFAR, APBC_ASFAR_AKEY);
regmap_write(pctrl->regmap_apbc, APBC_ASSAR, APBC_ASSAR_AKEY);
writel_relaxed(val, pctrl->regs + IO_PWR_DOMAIN_OFFSET + offset);
}
static int spacemit_pctrl_dt_node_to_map(struct pinctrl_dev *pctldev,
struct device_node *np,
struct pinctrl_map **maps,
unsigned int *num_maps)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
struct device *dev = pctrl->dev;
struct device_node *child;
struct pinctrl_map *map;
const char **grpnames;
const char *grpname;
int ngroups = 0;
int nmaps = 0;
int ret;
for_each_available_child_of_node(np, child)
ngroups += 1;
grpnames = devm_kcalloc(dev, ngroups, sizeof(*grpnames), GFP_KERNEL);
if (!grpnames)
return -ENOMEM;
map = kzalloc_objs(*map, ngroups * 2);
if (!map)
return -ENOMEM;
ngroups = 0;
guard(mutex)(&pctrl->mutex);
for_each_available_child_of_node_scoped(np, child) {
struct spacemit_pin_mux_config *pinmuxs;
unsigned int config, *pins;
int i, npins;
npins = of_property_count_u32_elems(child, "pinmux");
if (npins < 1) {
dev_err(dev, "invalid pinctrl group %pOFn.%pOFn\n",
np, child);
return -EINVAL;
}
grpname = devm_kasprintf(dev, GFP_KERNEL, "%pOFn.%pOFn",
np, child);
if (!grpname)
return -ENOMEM;
grpnames[ngroups++] = grpname;
pins = devm_kcalloc(dev, npins, sizeof(*pins), GFP_KERNEL);
if (!pins)
return -ENOMEM;
pinmuxs = devm_kcalloc(dev, npins, sizeof(*pinmuxs), GFP_KERNEL);
if (!pinmuxs)
return -ENOMEM;
for (i = 0; i < npins; i++) {
ret = of_property_read_u32_index(child, "pinmux",
i, &config);
if (ret)
return -EINVAL;
pins[i] = spacemit_dt_get_pin(config);
pinmuxs[i].config = config;
pinmuxs[i].pin = spacemit_get_pin(pctrl, pins[i]);
if (!pinmuxs[i].pin)
return dev_err_probe(dev, -ENODEV, "failed to get pin %d\n", pins[i]);
}
ret = spacemit_pctrl_check_power(pctldev, child, pinmuxs,
npins, grpname);
if (ret < 0)
return ret;
map[nmaps].type = PIN_MAP_TYPE_MUX_GROUP;
map[nmaps].data.mux.function = np->name;
map[nmaps].data.mux.group = grpname;
nmaps += 1;
ret = pinctrl_generic_add_group(pctldev, grpname,
pins, npins, pinmuxs);
if (ret < 0)
return dev_err_probe(dev, ret, "failed to add group %s: %d\n", grpname, ret);
ret = pinconf_generic_parse_dt_config(child, pctldev,
&map[nmaps].data.configs.configs,
&map[nmaps].data.configs.num_configs);
if (ret)
return dev_err_probe(dev, ret, "failed to parse pin config of group %s\n",
grpname);
if (map[nmaps].data.configs.num_configs == 0)
continue;
map[nmaps].type = PIN_MAP_TYPE_CONFIGS_GROUP;
map[nmaps].data.configs.group_or_pin = grpname;
nmaps += 1;
}
ret = pinmux_generic_add_function(pctldev, np->name,
grpnames, ngroups, NULL);
if (ret < 0) {
pinctrl_utils_free_map(pctldev, map, nmaps);
return dev_err_probe(dev, ret, "error adding function %s\n", np->name);
}
*maps = map;
*num_maps = nmaps;
return 0;
}
static const struct pinctrl_ops spacemit_pctrl_ops = {
.get_groups_count = pinctrl_generic_get_group_count,
.get_group_name = pinctrl_generic_get_group_name,
.get_group_pins = pinctrl_generic_get_group_pins,
.pin_dbg_show = spacemit_pctrl_dbg_show,
.dt_node_to_map = spacemit_pctrl_dt_node_to_map,
.dt_free_map = pinctrl_utils_free_map,
};
static int spacemit_pmx_set_mux(struct pinctrl_dev *pctldev,
unsigned int fsel, unsigned int gsel)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
const struct group_desc *group;
const struct spacemit_pin_mux_config *configs;
unsigned int i, mux;
void __iomem *reg;
group = pinctrl_generic_get_group(pctldev, gsel);
if (!group)
return -EINVAL;
configs = group->data;
for (i = 0; i < group->grp.npins; i++) {
const struct spacemit_pin *spin = configs[i].pin;
u32 value = configs[i].config;
reg = spacemit_pin_to_reg(pctrl, spin->pin);
mux = spacemit_dt_get_pin_mux(value);
guard(raw_spinlock_irqsave)(&pctrl->lock);
value = readl_relaxed(reg) & ~PAD_MUX;
writel_relaxed(mux | value, reg);
}
return 0;
}
static int spacemit_request_gpio(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned int pin)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
const struct spacemit_pin *spin = spacemit_get_pin(pctrl, pin);
void __iomem *reg;
reg = spacemit_pin_to_reg(pctrl, pin);
guard(raw_spinlock_irqsave)(&pctrl->lock);
writel_relaxed(spin->gpiofunc, reg);
return 0;
}
static const struct pinmux_ops spacemit_pmx_ops = {
.get_functions_count = pinmux_generic_get_function_count,
.get_function_name = pinmux_generic_get_function_name,
.get_function_groups = pinmux_generic_get_function_groups,
.set_mux = spacemit_pmx_set_mux,
.gpio_request_enable = spacemit_request_gpio,
.strict = true,
};
static int spacemit_pinconf_get(struct pinctrl_dev *pctldev,
unsigned int pin, unsigned long *config)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
int param = pinconf_to_config_param(*config);
u32 value, arg = 0;
if (!pin)
return -EINVAL;
value = readl(spacemit_pin_to_reg(pctrl, pin));
switch (param) {
case PIN_CONFIG_SLEW_RATE:
if (FIELD_GET(PAD_SLEW_RATE_EN, value))
arg = FIELD_GET(PAD_SLEW_RATE, value) + 2;
else
arg = 0;
break;
default:
return -EINVAL;
}
*config = pinconf_to_config_packed(param, arg);
return 0;
}
#define ENABLE_DRV_STRENGTH BIT(1)
#define ENABLE_SLEW_RATE BIT(2)
static int spacemit_pinconf_generate_config(struct spacemit_pinctrl *pctrl,
const struct spacemit_pin *spin,
const struct spacemit_pinctrl_dconf *dconf,
unsigned long *configs,
unsigned int num_configs,
u32 *value)
{
enum spacemit_pin_io_type type;
int i, param;
u32 v = 0, voltage = 0, arg, val;
u32 flag = 0, drv_strength, slew_rate;
if (!spin)
return -EINVAL;
for (i = 0; i < num_configs; i++) {
param = pinconf_to_config_param(configs[i]);
arg = pinconf_to_config_argument(configs[i]);
switch (param) {
case PIN_CONFIG_BIAS_DISABLE:
v &= ~(PAD_PULL_EN | PAD_PULLDOWN | PAD_PULLUP);
v &= ~PAD_STRONG_PULL;
break;
case PIN_CONFIG_BIAS_PULL_DOWN:
v &= ~(PAD_PULLUP | PAD_STRONG_PULL);
v |= (PAD_PULL_EN | PAD_PULLDOWN);
break;
case PIN_CONFIG_BIAS_PULL_UP:
v &= ~PAD_PULLDOWN;
v |= (PAD_PULL_EN | PAD_PULLUP);
if (arg == 1)
v |= PAD_STRONG_PULL;
break;
case PIN_CONFIG_DRIVE_STRENGTH:
flag |= ENABLE_DRV_STRENGTH;
drv_strength = arg;
break;
case PIN_CONFIG_INPUT_SCHMITT:
v &= ~dconf->schmitt_mask;
v |= (arg << __ffs(dconf->schmitt_mask)) & dconf->schmitt_mask;
break;
case PIN_CONFIG_POWER_SOURCE:
voltage = arg;
break;
case PIN_CONFIG_SLEW_RATE:
if (arg) {
flag |= ENABLE_SLEW_RATE;
v |= PAD_SLEW_RATE_EN;
slew_rate = arg;
} else {
v &= ~PAD_SLEW_RATE_EN;
}
break;
default:
return -EINVAL;
}
}
if (flag & ENABLE_DRV_STRENGTH) {
type = spacemit_to_pin_io_type(spin);
if (type == IO_TYPE_EXTERNAL) {
switch (voltage) {
case 1800:
type = IO_TYPE_1V8;
break;
case 3300:
type = IO_TYPE_3V3;
break;
default:
return -EINVAL;
}
spacemit_set_io_pwr_domain(pctrl, spin, type);
}
val = spacemit_get_driver_strength(type, dconf, drv_strength);
v &= ~dconf->drive_mask;
v |= (val << __ffs(dconf->drive_mask)) & dconf->drive_mask;
}
if (flag & ENABLE_SLEW_RATE) {
if (flag & ENABLE_DRV_STRENGTH) {
val = FIELD_GET(PAD_SLEW_RATE, v) + 2;
if (slew_rate > 1 && slew_rate != val) {
pr_err("slew rate conflict with drive strength\n");
return -EINVAL;
}
} else {
v &= ~PAD_SLEW_RATE;
slew_rate = slew_rate > 1 ? (slew_rate - 2) : 0;
v |= FIELD_PREP(PAD_SLEW_RATE, slew_rate);
}
}
*value = v;
return 0;
}
static int spacemit_pin_set_config(struct spacemit_pinctrl *pctrl,
unsigned int pin, u32 value)
{
const struct spacemit_pin *spin = spacemit_get_pin(pctrl, pin);
void __iomem *reg;
unsigned int mux;
if (!pin)
return -EINVAL;
reg = spacemit_pin_to_reg(pctrl, spin->pin);
guard(raw_spinlock_irqsave)(&pctrl->lock);
mux = readl_relaxed(reg) & PAD_MUX;
writel_relaxed(mux | value, reg);
return 0;
}
static int spacemit_pinconf_set(struct pinctrl_dev *pctldev,
unsigned int pin, unsigned long *configs,
unsigned int num_configs)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
const struct spacemit_pin *spin = spacemit_get_pin(pctrl, pin);
u32 value;
if (spacemit_pinconf_generate_config(pctrl, spin, pctrl->data->dconf,
configs, num_configs, &value))
return -EINVAL;
return spacemit_pin_set_config(pctrl, pin, value);
}
static int spacemit_pinconf_group_set(struct pinctrl_dev *pctldev,
unsigned int gsel,
unsigned long *configs,
unsigned int num_configs)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
const struct spacemit_pin *spin;
const struct group_desc *group;
u32 value;
int i;
group = pinctrl_generic_get_group(pctldev, gsel);
if (!group)
return -EINVAL;
spin = spacemit_get_pin(pctrl, group->grp.pins[0]);
if (spacemit_pinconf_generate_config(pctrl, spin, pctrl->data->dconf,
configs, num_configs, &value))
return -EINVAL;
for (i = 0; i < group->grp.npins; i++)
spacemit_pin_set_config(pctrl, group->grp.pins[i], value);
return 0;
}
static void spacemit_pinconf_dbg_pull(struct seq_file *seq, unsigned int value)
{
u32 normal, strong;
if (!FIELD_GET(PAD_PULL_EN, value)) {
seq_puts(seq, ", bias pull disabled");
return;
}
if (FIELD_GET(PAD_PULLDOWN, value))
seq_puts(seq, ", bias pull down");
normal = FIELD_GET(PAD_PULLUP, value);
strong = FIELD_GET(PAD_STRONG_PULL, value);
if (normal && strong)
seq_puts(seq, ", bias strong pull up");
else if (normal)
seq_puts(seq, ", bias normal pull up");
}
static void spacemit_pinconf_dbg_show(struct pinctrl_dev *pctldev,
struct seq_file *seq, unsigned int pin)
{
struct spacemit_pinctrl *pctrl = pinctrl_dev_get_drvdata(pctldev);
const struct spacemit_pinctrl_dconf *dconf = pctrl->data->dconf;
const struct spacemit_pin *spin = spacemit_get_pin(pctrl, pin);
enum spacemit_pin_io_type type = spacemit_to_pin_io_type(spin);
void __iomem *reg = spacemit_pin_to_reg(pctrl, pin);
u32 value, tmp, mA;
value = readl(reg);
spacemit_pinconf_dbg_pull(seq, value);
seq_printf(seq, ", io type (%s)", io_type_desc[type]);
tmp = (value & dconf->drive_mask) >> __ffs(dconf->drive_mask);
if (type == IO_TYPE_1V8 || type == IO_TYPE_3V3) {
mA = spacemit_get_drive_strength_mA(type, dconf, tmp);
seq_printf(seq, ", drive strength (%d mA)", mA);
}
if (type == IO_TYPE_EXTERNAL)
seq_printf(seq, ", drive strength (%d or %d mA)",
spacemit_get_drive_strength_mA(IO_TYPE_1V8, dconf, tmp),
spacemit_get_drive_strength_mA(IO_TYPE_3V3, dconf, tmp));
seq_printf(seq, ", register (0x%04x)", value);
}
static const struct pinconf_ops spacemit_pinconf_ops = {
.pin_config_get = spacemit_pinconf_get,
.pin_config_set = spacemit_pinconf_set,
.pin_config_group_set = spacemit_pinconf_group_set,
.pin_config_dbg_show = spacemit_pinconf_dbg_show,
.is_generic = true,
};
static int spacemit_pinctrl_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
struct spacemit_pinctrl *pctrl;
struct clk *func_clk, *bus_clk;
const struct spacemit_pinctrl_data *pctrl_data;
int ret;
pctrl_data = device_get_match_data(dev);
if (!pctrl_data)
return -ENODEV;
if (pctrl_data->npins == 0)
return dev_err_probe(dev, -EINVAL, "invalid pin data\n");
pctrl = devm_kzalloc(dev, sizeof(*pctrl), GFP_KERNEL);
if (!pctrl)
return -ENOMEM;
pctrl->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(pctrl->regs))
return PTR_ERR(pctrl->regs);
pctrl->regmap_apbc = syscon_regmap_lookup_by_phandle(np, "spacemit,apbc");
if (IS_ERR(pctrl->regmap_apbc)) {
dev_warn(dev, "no syscon found, disable power voltage switch functionality\n");
pctrl->regmap_apbc = NULL;
}
func_clk = devm_clk_get_enabled(dev, "func");
if (IS_ERR(func_clk))
return dev_err_probe(dev, PTR_ERR(func_clk), "failed to get func clock\n");
bus_clk = devm_clk_get_enabled(dev, "bus");
if (IS_ERR(bus_clk))
return dev_err_probe(dev, PTR_ERR(bus_clk), "failed to get bus clock\n");
pctrl->pdesc.name = dev_name(dev);
pctrl->pdesc.pins = pctrl_data->pins;
pctrl->pdesc.npins = pctrl_data->npins;
pctrl->pdesc.pctlops = &spacemit_pctrl_ops;
pctrl->pdesc.pmxops = &spacemit_pmx_ops;
pctrl->pdesc.confops = &spacemit_pinconf_ops;
pctrl->pdesc.owner = THIS_MODULE;
pctrl->data = pctrl_data;
pctrl->dev = dev;
raw_spin_lock_init(&pctrl->lock);
ret = devm_mutex_init(dev, &pctrl->mutex);
if (ret)
return ret;
platform_set_drvdata(pdev, pctrl);
ret = devm_pinctrl_register_and_init(dev, &pctrl->pdesc,
pctrl, &pctrl->pctl_dev);
if (ret)
return dev_err_probe(dev, ret,
"fail to register pinctrl driver\n");
return pinctrl_enable(pctrl->pctl_dev);
}
static const struct pinctrl_pin_desc k1_pin_desc[] = {
PINCTRL_PIN(0, "GPIO_00"),
PINCTRL_PIN(1, "GPIO_01"),
PINCTRL_PIN(2, "GPIO_02"),
PINCTRL_PIN(3, "GPIO_03"),
PINCTRL_PIN(4, "GPIO_04"),
PINCTRL_PIN(5, "GPIO_05"),
PINCTRL_PIN(6, "GPIO_06"),
PINCTRL_PIN(7, "GPIO_07"),
PINCTRL_PIN(8, "GPIO_08"),
PINCTRL_PIN(9, "GPIO_09"),
PINCTRL_PIN(10, "GPIO_10"),
PINCTRL_PIN(11, "GPIO_11"),
PINCTRL_PIN(12, "GPIO_12"),
PINCTRL_PIN(13, "GPIO_13"),
PINCTRL_PIN(14, "GPIO_14"),
PINCTRL_PIN(15, "GPIO_15"),
PINCTRL_PIN(16, "GPIO_16"),
PINCTRL_PIN(17, "GPIO_17"),
PINCTRL_PIN(18, "GPIO_18"),
PINCTRL_PIN(19, "GPIO_19"),
PINCTRL_PIN(20, "GPIO_20"),
PINCTRL_PIN(21, "GPIO_21"),
PINCTRL_PIN(22, "GPIO_22"),
PINCTRL_PIN(23, "GPIO_23"),
PINCTRL_PIN(24, "GPIO_24"),
PINCTRL_PIN(25, "GPIO_25"),
PINCTRL_PIN(26, "GPIO_26"),
PINCTRL_PIN(27, "GPIO_27"),
PINCTRL_PIN(28, "GPIO_28"),
PINCTRL_PIN(29, "GPIO_29"),
PINCTRL_PIN(30, "GPIO_30"),
PINCTRL_PIN(31, "GPIO_31"),
PINCTRL_PIN(32, "GPIO_32"),
PINCTRL_PIN(33, "GPIO_33"),
PINCTRL_PIN(34, "GPIO_34"),
PINCTRL_PIN(35, "GPIO_35"),
PINCTRL_PIN(36, "GPIO_36"),
PINCTRL_PIN(37, "GPIO_37"),
PINCTRL_PIN(38, "GPIO_38"),
PINCTRL_PIN(39, "GPIO_39"),
PINCTRL_PIN(40, "GPIO_40"),
PINCTRL_PIN(41, "GPIO_41"),
PINCTRL_PIN(42, "GPIO_42"),
PINCTRL_PIN(43, "GPIO_43"),
PINCTRL_PIN(44, "GPIO_44"),
PINCTRL_PIN(45, "GPIO_45"),
PINCTRL_PIN(46, "GPIO_46"),
PINCTRL_PIN(47, "GPIO_47"),
PINCTRL_PIN(48, "GPIO_48"),
PINCTRL_PIN(49, "GPIO_49"),
PINCTRL_PIN(50, "GPIO_50"),
PINCTRL_PIN(51, "GPIO_51"),
PINCTRL_PIN(52, "GPIO_52"),
PINCTRL_PIN(53, "GPIO_53"),
PINCTRL_PIN(54, "GPIO_54"),
PINCTRL_PIN(55, "GPIO_55"),
PINCTRL_PIN(56, "GPIO_56"),
PINCTRL_PIN(57, "GPIO_57"),
PINCTRL_PIN(58, "GPIO_58"),
PINCTRL_PIN(59, "GPIO_59"),
PINCTRL_PIN(60, "GPIO_60"),
PINCTRL_PIN(61, "GPIO_61"),
PINCTRL_PIN(62, "GPIO_62"),
PINCTRL_PIN(63, "GPIO_63"),
PINCTRL_PIN(64, "GPIO_64"),
PINCTRL_PIN(65, "GPIO_65"),
PINCTRL_PIN(66, "GPIO_66"),
PINCTRL_PIN(67, "GPIO_67"),
PINCTRL_PIN(68, "GPIO_68"),
PINCTRL_PIN(69, "GPIO_69"),
PINCTRL_PIN(70, "GPIO_70/PRI_TDI"),
PINCTRL_PIN(71, "GPIO_71/PRI_TMS"),
PINCTRL_PIN(72, "GPIO_72/PRI_TCK"),
PINCTRL_PIN(73, "GPIO_73/PRI_TDO"),
PINCTRL_PIN(74, "GPIO_74"),
PINCTRL_PIN(75, "GPIO_75"),
PINCTRL_PIN(76, "GPIO_76"),
PINCTRL_PIN(77, "GPIO_77"),
PINCTRL_PIN(78, "GPIO_78"),
PINCTRL_PIN(79, "GPIO_79"),
PINCTRL_PIN(80, "GPIO_80"),
PINCTRL_PIN(81, "GPIO_81"),
PINCTRL_PIN(82, "GPIO_82"),
PINCTRL_PIN(83, "GPIO_83"),
PINCTRL_PIN(84, "GPIO_84"),
PINCTRL_PIN(85, "GPIO_85"),
PINCTRL_PIN(86, "GPIO_86"),
PINCTRL_PIN(87, "GPIO_87"),
PINCTRL_PIN(88, "GPIO_88"),
PINCTRL_PIN(89, "GPIO_89"),
PINCTRL_PIN(90, "GPIO_90"),
PINCTRL_PIN(91, "GPIO_91"),
PINCTRL_PIN(92, "GPIO_92"),
PINCTRL_PIN(93, "GPIO_93/PWR_SCL"),
PINCTRL_PIN(94, "GPIO_94/PWR_SDA"),
PINCTRL_PIN(95, "GPIO_95/VCX0_EN"),
PINCTRL_PIN(96, "GPIO_96/DVL0"),
PINCTRL_PIN(97, "GPIO_97/DVL1"),
PINCTRL_PIN(98, "GPIO_98/QSPI_DAT3"),
PINCTRL_PIN(99, "GPIO_99/QSPI_DAT2"),
PINCTRL_PIN(100, "GPIO_100/QSPI_DAT1"),
PINCTRL_PIN(101, "GPIO_101/QSPI_DAT0"),
PINCTRL_PIN(102, "GPIO_102/QSPI_CLK"),
PINCTRL_PIN(103, "GPIO_103/QSPI_CS1"),
PINCTRL_PIN(104, "GPIO_104/MMC1_DAT3"),
PINCTRL_PIN(105, "GPIO_105/MMC1_DAT2"),
PINCTRL_PIN(106, "GPIO_106/MMC1_DAT1"),
PINCTRL_PIN(107, "GPIO_107/MMC1_DAT0"),
PINCTRL_PIN(108, "GPIO_108/MMC1_CMD"),
PINCTRL_PIN(109, "GPIO_109/MMC1_CLK"),
PINCTRL_PIN(110, "GPIO_110"),
PINCTRL_PIN(111, "GPIO_111"),
PINCTRL_PIN(112, "GPIO_112"),
PINCTRL_PIN(113, "GPIO_113"),
PINCTRL_PIN(114, "GPIO_114"),
PINCTRL_PIN(115, "GPIO_115"),
PINCTRL_PIN(116, "GPIO_116"),
PINCTRL_PIN(117, "GPIO_117"),
PINCTRL_PIN(118, "GPIO_118"),
PINCTRL_PIN(119, "GPIO_119"),
PINCTRL_PIN(120, "GPIO_120"),
PINCTRL_PIN(121, "GPIO_121"),
PINCTRL_PIN(122, "GPIO_122"),
PINCTRL_PIN(123, "GPIO_123"),
PINCTRL_PIN(124, "GPIO_124"),
PINCTRL_PIN(125, "GPIO_125"),
PINCTRL_PIN(126, "GPIO_126"),
PINCTRL_PIN(127, "GPIO_127"),
};
static const struct spacemit_pin k1_pin_data[ARRAY_SIZE(k1_pin_desc)] = {
K1_FUNC_PIN(0, 0, IO_TYPE_1V8),
K1_FUNC_PIN(1, 0, IO_TYPE_1V8),
K1_FUNC_PIN(2, 0, IO_TYPE_1V8),
K1_FUNC_PIN(3, 0, IO_TYPE_1V8),
K1_FUNC_PIN(4, 0, IO_TYPE_1V8),
K1_FUNC_PIN(5, 0, IO_TYPE_1V8),
K1_FUNC_PIN(6, 0, IO_TYPE_1V8),
K1_FUNC_PIN(7, 0, IO_TYPE_1V8),
K1_FUNC_PIN(8, 0, IO_TYPE_1V8),
K1_FUNC_PIN(9, 0, IO_TYPE_1V8),
K1_FUNC_PIN(10, 0, IO_TYPE_1V8),
K1_FUNC_PIN(11, 0, IO_TYPE_1V8),
K1_FUNC_PIN(12, 0, IO_TYPE_1V8),
K1_FUNC_PIN(13, 0, IO_TYPE_1V8),
K1_FUNC_PIN(14, 0, IO_TYPE_1V8),
K1_FUNC_PIN(15, 0, IO_TYPE_1V8),
K1_FUNC_PIN(16, 0, IO_TYPE_1V8),
K1_FUNC_PIN(17, 0, IO_TYPE_1V8),
K1_FUNC_PIN(18, 0, IO_TYPE_1V8),
K1_FUNC_PIN(19, 0, IO_TYPE_1V8),
K1_FUNC_PIN(20, 0, IO_TYPE_1V8),
K1_FUNC_PIN(21, 0, IO_TYPE_1V8),
K1_FUNC_PIN(22, 0, IO_TYPE_1V8),
K1_FUNC_PIN(23, 0, IO_TYPE_1V8),
K1_FUNC_PIN(24, 0, IO_TYPE_1V8),
K1_FUNC_PIN(25, 0, IO_TYPE_1V8),
K1_FUNC_PIN(26, 0, IO_TYPE_1V8),
K1_FUNC_PIN(27, 0, IO_TYPE_1V8),
K1_FUNC_PIN(28, 0, IO_TYPE_1V8),
K1_FUNC_PIN(29, 0, IO_TYPE_1V8),
K1_FUNC_PIN(30, 0, IO_TYPE_1V8),
K1_FUNC_PIN(31, 0, IO_TYPE_1V8),
K1_FUNC_PIN(32, 0, IO_TYPE_1V8),
K1_FUNC_PIN(33, 0, IO_TYPE_1V8),
K1_FUNC_PIN(34, 0, IO_TYPE_1V8),
K1_FUNC_PIN(35, 0, IO_TYPE_1V8),
K1_FUNC_PIN(36, 0, IO_TYPE_1V8),
K1_FUNC_PIN(37, 0, IO_TYPE_1V8),
K1_FUNC_PIN(38, 0, IO_TYPE_1V8),
K1_FUNC_PIN(39, 0, IO_TYPE_1V8),
K1_FUNC_PIN(40, 0, IO_TYPE_1V8),
K1_FUNC_PIN(41, 0, IO_TYPE_1V8),
K1_FUNC_PIN(42, 0, IO_TYPE_1V8),
K1_FUNC_PIN(43, 0, IO_TYPE_1V8),
K1_FUNC_PIN(44, 0, IO_TYPE_1V8),
K1_FUNC_PIN(45, 0, IO_TYPE_1V8),
K1_FUNC_PIN(46, 0, IO_TYPE_1V8),
K1_FUNC_PIN(47, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(48, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(49, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(50, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(51, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(52, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(53, 0, IO_TYPE_1V8),
K1_FUNC_PIN(54, 0, IO_TYPE_1V8),
K1_FUNC_PIN(55, 0, IO_TYPE_1V8),
K1_FUNC_PIN(56, 0, IO_TYPE_1V8),
K1_FUNC_PIN(57, 0, IO_TYPE_1V8),
K1_FUNC_PIN(58, 0, IO_TYPE_1V8),
K1_FUNC_PIN(59, 0, IO_TYPE_1V8),
K1_FUNC_PIN(60, 0, IO_TYPE_1V8),
K1_FUNC_PIN(61, 0, IO_TYPE_1V8),
K1_FUNC_PIN(62, 0, IO_TYPE_1V8),
K1_FUNC_PIN(63, 0, IO_TYPE_1V8),
K1_FUNC_PIN(64, 0, IO_TYPE_1V8),
K1_FUNC_PIN(65, 0, IO_TYPE_1V8),
K1_FUNC_PIN(66, 0, IO_TYPE_1V8),
K1_FUNC_PIN(67, 0, IO_TYPE_1V8),
K1_FUNC_PIN(68, 0, IO_TYPE_1V8),
K1_FUNC_PIN(69, 0, IO_TYPE_1V8),
K1_FUNC_PIN(70, 1, IO_TYPE_1V8),
K1_FUNC_PIN(71, 1, IO_TYPE_1V8),
K1_FUNC_PIN(72, 1, IO_TYPE_1V8),
K1_FUNC_PIN(73, 1, IO_TYPE_1V8),
K1_FUNC_PIN(74, 0, IO_TYPE_1V8),
K1_FUNC_PIN(75, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(76, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(77, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(78, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(79, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(80, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(81, 0, IO_TYPE_1V8),
K1_FUNC_PIN(82, 0, IO_TYPE_1V8),
K1_FUNC_PIN(83, 0, IO_TYPE_1V8),
K1_FUNC_PIN(84, 0, IO_TYPE_1V8),
K1_FUNC_PIN(85, 0, IO_TYPE_1V8),
K1_FUNC_PIN(86, 0, IO_TYPE_1V8),
K1_FUNC_PIN(87, 0, IO_TYPE_1V8),
K1_FUNC_PIN(88, 0, IO_TYPE_1V8),
K1_FUNC_PIN(89, 0, IO_TYPE_1V8),
K1_FUNC_PIN(90, 0, IO_TYPE_1V8),
K1_FUNC_PIN(91, 0, IO_TYPE_1V8),
K1_FUNC_PIN(92, 0, IO_TYPE_1V8),
K1_FUNC_PIN(93, 1, IO_TYPE_1V8),
K1_FUNC_PIN(94, 1, IO_TYPE_1V8),
K1_FUNC_PIN(95, 1, IO_TYPE_1V8),
K1_FUNC_PIN(96, 1, IO_TYPE_1V8),
K1_FUNC_PIN(97, 1, IO_TYPE_1V8),
K1_FUNC_PIN(98, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(99, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(100, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(101, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(102, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(103, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(104, 4, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(105, 4, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(106, 4, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(107, 4, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(108, 4, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(109, 4, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(110, 0, IO_TYPE_1V8),
K1_FUNC_PIN(111, 0, IO_TYPE_1V8),
K1_FUNC_PIN(112, 0, IO_TYPE_1V8),
K1_FUNC_PIN(113, 0, IO_TYPE_1V8),
K1_FUNC_PIN(114, 0, IO_TYPE_1V8),
K1_FUNC_PIN(115, 0, IO_TYPE_1V8),
K1_FUNC_PIN(116, 0, IO_TYPE_1V8),
K1_FUNC_PIN(117, 0, IO_TYPE_1V8),
K1_FUNC_PIN(118, 0, IO_TYPE_1V8),
K1_FUNC_PIN(119, 0, IO_TYPE_1V8),
K1_FUNC_PIN(120, 0, IO_TYPE_1V8),
K1_FUNC_PIN(121, 0, IO_TYPE_1V8),
K1_FUNC_PIN(122, 0, IO_TYPE_1V8),
K1_FUNC_PIN(123, 0, IO_TYPE_1V8),
K1_FUNC_PIN(124, 0, IO_TYPE_1V8),
K1_FUNC_PIN(125, 0, IO_TYPE_1V8),
K1_FUNC_PIN(126, 0, IO_TYPE_1V8),
K1_FUNC_PIN(127, 0, IO_TYPE_1V8),
};
static const struct spacemit_pinctrl_data k1_pinctrl_data = {
.pins = k1_pin_desc,
.data = k1_pin_data,
.npins = ARRAY_SIZE(k1_pin_desc),
.pin_to_offset = spacemit_k1_pin_to_offset,
.pin_to_io_pd_offset = spacemit_k1_pin_to_io_pd_offset,
.dconf = &k1_drive_conf,
};
static const struct pinctrl_pin_desc k3_pin_desc[] = {
PINCTRL_PIN(0, "GPIO_00"),
PINCTRL_PIN(1, "GPIO_01"),
PINCTRL_PIN(2, "GPIO_02"),
PINCTRL_PIN(3, "GPIO_03"),
PINCTRL_PIN(4, "GPIO_04"),
PINCTRL_PIN(5, "GPIO_05"),
PINCTRL_PIN(6, "GPIO_06"),
PINCTRL_PIN(7, "GPIO_07"),
PINCTRL_PIN(8, "GPIO_08"),
PINCTRL_PIN(9, "GPIO_09"),
PINCTRL_PIN(10, "GPIO_10"),
PINCTRL_PIN(11, "GPIO_11"),
PINCTRL_PIN(12, "GPIO_12"),
PINCTRL_PIN(13, "GPIO_13"),
PINCTRL_PIN(14, "GPIO_14"),
PINCTRL_PIN(15, "GPIO_15"),
PINCTRL_PIN(16, "GPIO_16"),
PINCTRL_PIN(17, "GPIO_17"),
PINCTRL_PIN(18, "GPIO_18"),
PINCTRL_PIN(19, "GPIO_19"),
PINCTRL_PIN(20, "GPIO_20"),
PINCTRL_PIN(21, "GPIO_21"),
PINCTRL_PIN(22, "GPIO_22"),
PINCTRL_PIN(23, "GPIO_23"),
PINCTRL_PIN(24, "GPIO_24"),
PINCTRL_PIN(25, "GPIO_25"),
PINCTRL_PIN(26, "GPIO_26"),
PINCTRL_PIN(27, "GPIO_27"),
PINCTRL_PIN(28, "GPIO_28"),
PINCTRL_PIN(29, "GPIO_29"),
PINCTRL_PIN(30, "GPIO_30"),
PINCTRL_PIN(31, "GPIO_31"),
PINCTRL_PIN(32, "GPIO_32"),
PINCTRL_PIN(33, "GPIO_33"),
PINCTRL_PIN(34, "GPIO_34"),
PINCTRL_PIN(35, "GPIO_35"),
PINCTRL_PIN(36, "GPIO_36"),
PINCTRL_PIN(37, "GPIO_37"),
PINCTRL_PIN(38, "GPIO_38"),
PINCTRL_PIN(39, "GPIO_39"),
PINCTRL_PIN(40, "GPIO_40"),
PINCTRL_PIN(41, "GPIO_41"),
PINCTRL_PIN(42, "GPIO_42"),
PINCTRL_PIN(43, "GPIO_43"),
PINCTRL_PIN(44, "GPIO_44"),
PINCTRL_PIN(45, "GPIO_45"),
PINCTRL_PIN(46, "GPIO_46"),
PINCTRL_PIN(47, "GPIO_47"),
PINCTRL_PIN(48, "GPIO_48"),
PINCTRL_PIN(49, "GPIO_49"),
PINCTRL_PIN(50, "GPIO_50"),
PINCTRL_PIN(51, "GPIO_51"),
PINCTRL_PIN(52, "GPIO_52"),
PINCTRL_PIN(53, "GPIO_53"),
PINCTRL_PIN(54, "GPIO_54"),
PINCTRL_PIN(55, "GPIO_55"),
PINCTRL_PIN(56, "GPIO_56"),
PINCTRL_PIN(57, "GPIO_57"),
PINCTRL_PIN(58, "GPIO_58"),
PINCTRL_PIN(59, "GPIO_59"),
PINCTRL_PIN(60, "GPIO_60"),
PINCTRL_PIN(61, "GPIO_61"),
PINCTRL_PIN(62, "GPIO_62"),
PINCTRL_PIN(63, "GPIO_63"),
PINCTRL_PIN(64, "GPIO_64"),
PINCTRL_PIN(65, "GPIO_65"),
PINCTRL_PIN(66, "GPIO_66"),
PINCTRL_PIN(67, "GPIO_67"),
PINCTRL_PIN(68, "GPIO_68"),
PINCTRL_PIN(69, "GPIO_69"),
PINCTRL_PIN(70, "GPIO_70"),
PINCTRL_PIN(71, "GPIO_71"),
PINCTRL_PIN(72, "GPIO_72"),
PINCTRL_PIN(73, "GPIO_73"),
PINCTRL_PIN(74, "GPIO_74"),
PINCTRL_PIN(75, "GPIO_75"),
PINCTRL_PIN(76, "GPIO_76"),
PINCTRL_PIN(77, "GPIO_77"),
PINCTRL_PIN(78, "GPIO_78"),
PINCTRL_PIN(79, "GPIO_79"),
PINCTRL_PIN(80, "GPIO_80"),
PINCTRL_PIN(81, "GPIO_81"),
PINCTRL_PIN(82, "GPIO_82"),
PINCTRL_PIN(83, "GPIO_83"),
PINCTRL_PIN(84, "GPIO_84"),
PINCTRL_PIN(85, "GPIO_85"),
PINCTRL_PIN(86, "GPIO_86"),
PINCTRL_PIN(87, "GPIO_87"),
PINCTRL_PIN(88, "GPIO_88"),
PINCTRL_PIN(89, "GPIO_89"),
PINCTRL_PIN(90, "GPIO_90"),
PINCTRL_PIN(91, "GPIO_91"),
PINCTRL_PIN(92, "GPIO_92"),
PINCTRL_PIN(93, "GPIO_93"),
PINCTRL_PIN(94, "GPIO_94"),
PINCTRL_PIN(95, "GPIO_95"),
PINCTRL_PIN(96, "GPIO_96"),
PINCTRL_PIN(97, "GPIO_97"),
PINCTRL_PIN(98, "GPIO_98"),
PINCTRL_PIN(99, "GPIO_99"),
PINCTRL_PIN(100, "GPIO_100"),
PINCTRL_PIN(101, "GPIO_101"),
PINCTRL_PIN(102, "GPIO_102"),
PINCTRL_PIN(103, "GPIO_103"),
PINCTRL_PIN(104, "GPIO_104"),
PINCTRL_PIN(105, "GPIO_105"),
PINCTRL_PIN(106, "GPIO_106"),
PINCTRL_PIN(107, "GPIO_107"),
PINCTRL_PIN(108, "GPIO_108"),
PINCTRL_PIN(109, "GPIO_109"),
PINCTRL_PIN(110, "GPIO_110"),
PINCTRL_PIN(111, "GPIO_111"),
PINCTRL_PIN(112, "GPIO_112"),
PINCTRL_PIN(113, "GPIO_113"),
PINCTRL_PIN(114, "GPIO_114"),
PINCTRL_PIN(115, "GPIO_115"),
PINCTRL_PIN(116, "GPIO_116"),
PINCTRL_PIN(117, "GPIO_117"),
PINCTRL_PIN(118, "GPIO_118"),
PINCTRL_PIN(119, "GPIO_119"),
PINCTRL_PIN(120, "GPIO_120"),
PINCTRL_PIN(121, "GPIO_121"),
PINCTRL_PIN(122, "GPIO_122"),
PINCTRL_PIN(123, "GPIO_123"),
PINCTRL_PIN(124, "GPIO_124"),
PINCTRL_PIN(125, "GPIO_125"),
PINCTRL_PIN(126, "GPIO_126"),
PINCTRL_PIN(127, "GPIO_127"),
PINCTRL_PIN(128, "PWR_SCL"),
PINCTRL_PIN(129, "PWR_SDA"),
PINCTRL_PIN(130, "VCXO_EN"),
PINCTRL_PIN(131, "PMIC_INT_N"),
PINCTRL_PIN(132, "MMC1_DAT3"),
PINCTRL_PIN(133, "MMC1_DAT2"),
PINCTRL_PIN(134, "MMC1_DAT1"),
PINCTRL_PIN(135, "MMC1_DAT0"),
PINCTRL_PIN(136, "MMC1_CMD"),
PINCTRL_PIN(137, "MMC1_CLK"),
PINCTRL_PIN(138, "QSPI_DAT0"),
PINCTRL_PIN(139, "QSPI_DAT1"),
PINCTRL_PIN(140, "QSPI_DAT2"),
PINCTRL_PIN(141, "QSPI_DAT3"),
PINCTRL_PIN(142, "QSPI_CS0"),
PINCTRL_PIN(143, "QSPI_CS1"),
PINCTRL_PIN(144, "QSPI_CLK"),
PINCTRL_PIN(145, "PRI_TDI"),
PINCTRL_PIN(146, "PRI_TMS"),
PINCTRL_PIN(147, "PRI_TCK"),
PINCTRL_PIN(148, "PRI_TDO"),
PINCTRL_PIN(149, "PWR_SSP_SCLK"),
PINCTRL_PIN(150, "PWR_SSP_FRM"),
PINCTRL_PIN(151, "PWR_SSP_TXD"),
PINCTRL_PIN(152, "PWR_SSP_RXD"),
};
static const struct spacemit_pin k3_pin_data[ARRAY_SIZE(k3_pin_desc)] = {
K1_FUNC_PIN(0, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(1, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(2, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(3, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(4, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(5, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(6, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(7, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(8, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(9, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(10, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(11, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(12, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(13, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(14, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(15, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(16, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(17, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(18, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(19, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(20, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(21, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(22, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(23, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(24, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(25, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(26, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(27, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(28, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(29, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(30, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(31, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(32, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(33, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(34, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(35, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(36, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(37, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(38, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(39, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(40, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(41, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(42, 0, IO_TYPE_1V8),
K1_FUNC_PIN(43, 0, IO_TYPE_1V8),
K1_FUNC_PIN(44, 0, IO_TYPE_1V8),
K1_FUNC_PIN(45, 0, IO_TYPE_1V8),
K1_FUNC_PIN(46, 0, IO_TYPE_1V8),
K1_FUNC_PIN(47, 0, IO_TYPE_1V8),
K1_FUNC_PIN(48, 0, IO_TYPE_1V8),
K1_FUNC_PIN(49, 0, IO_TYPE_1V8),
K1_FUNC_PIN(50, 0, IO_TYPE_1V8),
K1_FUNC_PIN(51, 0, IO_TYPE_1V8),
K1_FUNC_PIN(52, 0, IO_TYPE_1V8),
K1_FUNC_PIN(53, 0, IO_TYPE_1V8),
K1_FUNC_PIN(54, 0, IO_TYPE_1V8),
K1_FUNC_PIN(55, 0, IO_TYPE_1V8),
K1_FUNC_PIN(56, 0, IO_TYPE_1V8),
K1_FUNC_PIN(57, 0, IO_TYPE_1V8),
K1_FUNC_PIN(58, 0, IO_TYPE_1V8),
K1_FUNC_PIN(59, 0, IO_TYPE_1V8),
K1_FUNC_PIN(60, 0, IO_TYPE_1V8),
K1_FUNC_PIN(61, 0, IO_TYPE_1V8),
K1_FUNC_PIN(62, 0, IO_TYPE_1V8),
K1_FUNC_PIN(63, 0, IO_TYPE_1V8),
K1_FUNC_PIN(64, 0, IO_TYPE_1V8),
K1_FUNC_PIN(65, 0, IO_TYPE_1V8),
K1_FUNC_PIN(66, 0, IO_TYPE_1V8),
K1_FUNC_PIN(67, 0, IO_TYPE_1V8),
K1_FUNC_PIN(68, 0, IO_TYPE_1V8),
K1_FUNC_PIN(69, 0, IO_TYPE_1V8),
K1_FUNC_PIN(70, 0, IO_TYPE_1V8),
K1_FUNC_PIN(71, 0, IO_TYPE_1V8),
K1_FUNC_PIN(72, 0, IO_TYPE_1V8),
K1_FUNC_PIN(73, 0, IO_TYPE_1V8),
K1_FUNC_PIN(74, 0, IO_TYPE_1V8),
K1_FUNC_PIN(75, 0, IO_TYPE_1V8),
K1_FUNC_PIN(76, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(77, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(78, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(79, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(80, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(81, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(82, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(83, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(84, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(85, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(86, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(87, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(88, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(89, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(90, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(91, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(92, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(93, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(94, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(95, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(96, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(97, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(98, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(99, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(100, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(101, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(102, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(103, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(104, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(105, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(106, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(107, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(108, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(109, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(110, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(111, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(112, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(113, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(114, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(115, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(116, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(117, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(118, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(119, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(120, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(121, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(122, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(123, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(124, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(125, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(126, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(127, 0, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(128, 0, IO_TYPE_1V8),
K1_FUNC_PIN(129, 0, IO_TYPE_1V8),
K1_FUNC_PIN(130, 0, IO_TYPE_1V8),
K1_FUNC_PIN(131, 0, IO_TYPE_1V8),
K1_FUNC_PIN(132, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(133, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(134, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(135, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(136, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(137, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(138, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(139, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(140, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(141, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(142, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(143, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(144, 1, IO_TYPE_EXTERNAL),
K1_FUNC_PIN(145, 1, IO_TYPE_1V8),
K1_FUNC_PIN(146, 1, IO_TYPE_1V8),
K1_FUNC_PIN(147, 1, IO_TYPE_1V8),
K1_FUNC_PIN(148, 1, IO_TYPE_1V8),
K1_FUNC_PIN(149, 1, IO_TYPE_1V8),
K1_FUNC_PIN(150, 1, IO_TYPE_1V8),
K1_FUNC_PIN(151, 1, IO_TYPE_1V8),
K1_FUNC_PIN(152, 1, IO_TYPE_1V8),
};
static const struct spacemit_pinctrl_data k3_pinctrl_data = {
.pins = k3_pin_desc,
.data = k3_pin_data,
.npins = ARRAY_SIZE(k3_pin_desc),
.pin_to_offset = spacemit_k3_pin_to_offset,
.pin_to_io_pd_offset = spacemit_k3_pin_to_io_pd_offset,
.dconf = &k3_drive_conf,
};
static const struct of_device_id k1_pinctrl_ids[] = {
{ .compatible = "spacemit,k1-pinctrl", .data = &k1_pinctrl_data },
{ .compatible = "spacemit,k3-pinctrl", .data = &k3_pinctrl_data },
{ }
};
MODULE_DEVICE_TABLE(of, k1_pinctrl_ids);
static struct platform_driver k1_pinctrl_driver = {
.probe = spacemit_pinctrl_probe,
.driver = {
.name = "k1-pinctrl",
.suppress_bind_attrs = true,
.of_match_table = k1_pinctrl_ids,
},
};
builtin_platform_driver(k1_pinctrl_driver);
MODULE_AUTHOR("Yixun Lan <dlan@gentoo.org>");
MODULE_DESCRIPTION("Pinctrl driver for the SpacemiT K1/K3 SoC");
MODULE_LICENSE("GPL");
