Skip to content

Commit

Permalink
pinctrl: samsung: Add Exynos850 SoC specific data
Browse files Browse the repository at this point in the history 
Add Samsung Exynos850 SoC specific data to enable pinctrl support for
all platforms based on Exynos850.

Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
Link: https://lore.kernel.org/r/20210811114827.27322-3-semen.protsenko@linaro.org
[krzysztof: lower-case the hex-numbers]
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
  • Loading branch information
Sam Protsenko authored and Krzysztof Kozlowski committed Aug 13, 2021
1 parent 71b833b commit cdd3d94
Show file tree
Hide file tree
Showing 4 changed files with 148 additions and 0 deletions.
116 changes: 116 additions & 0 deletions drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,24 @@ static const struct samsung_pin_bank_type exynos5433_bank_type_alive = {
.reg_offset = { 0x00, 0x04, 0x08, 0x0c, },
};

/*
* Bank type for non-alive type. Bit fields:
* CON: 4, DAT: 1, PUD: 4, DRV: 4, CONPDN: 2, PUDPDN: 4
*/
static const struct samsung_pin_bank_type exynos850_bank_type_off = {
.fld_width = { 4, 1, 4, 4, 2, 4, },
.reg_offset = { 0x00, 0x04, 0x08, 0x0c, 0x10, 0x14, },
};

/*
* Bank type for alive type. Bit fields:
* CON: 4, DAT: 1, PUD: 4, DRV: 4
*/
static const struct samsung_pin_bank_type exynos850_bank_type_alive = {
.fld_width = { 4, 1, 4, 4, },
.reg_offset = { 0x00, 0x04, 0x08, 0x0c, },
};

/* Pad retention control code for accessing PMU regmap */
static atomic_t exynos_shared_retention_refcnt;

Expand Down Expand Up @@ -422,3 +440,101 @@ const struct samsung_pinctrl_of_match_data exynos7_of_data __initconst = {
.ctrl = exynos7_pin_ctrl,
.num_ctrl = ARRAY_SIZE(exynos7_pin_ctrl),
};

/* pin banks of exynos850 pin-controller 0 (ALIVE) */
static const struct samsung_pin_bank_data exynos850_pin_banks0[] __initconst = {
/* Must start with EINTG banks, ordered by EINT group number. */
EXYNOS850_PIN_BANK_EINTW(8, 0x000, "gpa0", 0x00),
EXYNOS850_PIN_BANK_EINTW(8, 0x020, "gpa1", 0x04),
EXYNOS850_PIN_BANK_EINTW(8, 0x040, "gpa2", 0x08),
EXYNOS850_PIN_BANK_EINTW(8, 0x060, "gpa3", 0x0c),
EXYNOS850_PIN_BANK_EINTW(4, 0x080, "gpa4", 0x10),
EXYNOS850_PIN_BANK_EINTN(3, 0x0a0, "gpq0"),
};

/* pin banks of exynos850 pin-controller 1 (CMGP) */
static const struct samsung_pin_bank_data exynos850_pin_banks1[] __initconst = {
/* Must start with EINTG banks, ordered by EINT group number. */
EXYNOS850_PIN_BANK_EINTW(1, 0x000, "gpm0", 0x00),
EXYNOS850_PIN_BANK_EINTW(1, 0x020, "gpm1", 0x04),
EXYNOS850_PIN_BANK_EINTW(1, 0x040, "gpm2", 0x08),
EXYNOS850_PIN_BANK_EINTW(1, 0x060, "gpm3", 0x0c),
EXYNOS850_PIN_BANK_EINTW(1, 0x080, "gpm4", 0x10),
EXYNOS850_PIN_BANK_EINTW(1, 0x0a0, "gpm5", 0x14),
EXYNOS850_PIN_BANK_EINTW(1, 0x0c0, "gpm6", 0x18),
EXYNOS850_PIN_BANK_EINTW(1, 0x0e0, "gpm7", 0x1c),
};

/* pin banks of exynos850 pin-controller 2 (AUD) */
static const struct samsung_pin_bank_data exynos850_pin_banks2[] __initconst = {
/* Must start with EINTG banks, ordered by EINT group number. */
EXYNOS850_PIN_BANK_EINTG(5, 0x000, "gpb0", 0x00),
EXYNOS850_PIN_BANK_EINTG(5, 0x020, "gpb1", 0x04),
};

/* pin banks of exynos850 pin-controller 3 (HSI) */
static const struct samsung_pin_bank_data exynos850_pin_banks3[] __initconst = {
/* Must start with EINTG banks, ordered by EINT group number. */
EXYNOS850_PIN_BANK_EINTG(6, 0x000, "gpf2", 0x00),
};

/* pin banks of exynos850 pin-controller 4 (CORE) */
static const struct samsung_pin_bank_data exynos850_pin_banks4[] __initconst = {
/* Must start with EINTG banks, ordered by EINT group number. */
EXYNOS850_PIN_BANK_EINTG(4, 0x000, "gpf0", 0x00),
EXYNOS850_PIN_BANK_EINTG(8, 0x020, "gpf1", 0x04),
};

/* pin banks of exynos850 pin-controller 5 (PERI) */
static const struct samsung_pin_bank_data exynos850_pin_banks5[] __initconst = {
/* Must start with EINTG banks, ordered by EINT group number. */
EXYNOS850_PIN_BANK_EINTG(2, 0x000, "gpg0", 0x00),
EXYNOS850_PIN_BANK_EINTG(6, 0x020, "gpp0", 0x04),
EXYNOS850_PIN_BANK_EINTG(4, 0x040, "gpp1", 0x08),
EXYNOS850_PIN_BANK_EINTG(4, 0x060, "gpp2", 0x0c),
EXYNOS850_PIN_BANK_EINTG(8, 0x080, "gpg1", 0x10),
EXYNOS850_PIN_BANK_EINTG(8, 0x0a0, "gpg2", 0x14),
EXYNOS850_PIN_BANK_EINTG(1, 0x0c0, "gpg3", 0x18),
EXYNOS850_PIN_BANK_EINTG(3, 0x0e0, "gpc0", 0x1c),
EXYNOS850_PIN_BANK_EINTG(6, 0x100, "gpc1", 0x20),
};

static const struct samsung_pin_ctrl exynos850_pin_ctrl[] __initconst = {
{
/* pin-controller instance 0 ALIVE data */
.pin_banks = exynos850_pin_banks0,
.nr_banks = ARRAY_SIZE(exynos850_pin_banks0),
.eint_gpio_init = exynos_eint_gpio_init,
.eint_wkup_init = exynos_eint_wkup_init,
}, {
/* pin-controller instance 1 CMGP data */
.pin_banks = exynos850_pin_banks1,
.nr_banks = ARRAY_SIZE(exynos850_pin_banks1),
.eint_gpio_init = exynos_eint_gpio_init,
.eint_wkup_init = exynos_eint_wkup_init,
}, {
/* pin-controller instance 2 AUD data */
.pin_banks = exynos850_pin_banks2,
.nr_banks = ARRAY_SIZE(exynos850_pin_banks2),
}, {
/* pin-controller instance 3 HSI data */
.pin_banks = exynos850_pin_banks3,
.nr_banks = ARRAY_SIZE(exynos850_pin_banks3),
.eint_gpio_init = exynos_eint_gpio_init,
}, {
/* pin-controller instance 4 CORE data */
.pin_banks = exynos850_pin_banks4,
.nr_banks = ARRAY_SIZE(exynos850_pin_banks4),
.eint_gpio_init = exynos_eint_gpio_init,
}, {
/* pin-controller instance 5 PERI data */
.pin_banks = exynos850_pin_banks5,
.nr_banks = ARRAY_SIZE(exynos850_pin_banks5),
.eint_gpio_init = exynos_eint_gpio_init,
},
};

const struct samsung_pinctrl_of_match_data exynos850_of_data __initconst = {
.ctrl = exynos850_pin_ctrl,
.num_ctrl = ARRAY_SIZE(exynos850_pin_ctrl),
};
29 changes: 29 additions & 0 deletions drivers/pinctrl/samsung/pinctrl-exynos.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -108,6 +108,35 @@
.pctl_res_idx = pctl_idx, \
} \

#define EXYNOS850_PIN_BANK_EINTN(pins, reg, id) \
{ \
.type = &exynos850_bank_type_alive, \
.pctl_offset = reg, \
.nr_pins = pins, \
.eint_type = EINT_TYPE_NONE, \
.name = id \
}

#define EXYNOS850_PIN_BANK_EINTG(pins, reg, id, offs) \
{ \
.type = &exynos850_bank_type_off, \
.pctl_offset = reg, \
.nr_pins = pins, \
.eint_type = EINT_TYPE_GPIO, \
.eint_offset = offs, \
.name = id \
}

#define EXYNOS850_PIN_BANK_EINTW(pins, reg, id, offs) \
{ \
.type = &exynos850_bank_type_alive, \
.pctl_offset = reg, \
.nr_pins = pins, \
.eint_type = EINT_TYPE_WKUP, \
.eint_offset = offs, \
.name = id \
}

/**
* struct exynos_weint_data: irq specific data for all the wakeup interrupts
* generated by the external wakeup interrupt controller.
Expand Down
2 changes: 2 additions & 0 deletions drivers/pinctrl/samsung/pinctrl-samsung.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1264,6 +1264,8 @@ static const struct of_device_id samsung_pinctrl_dt_match[] = {
.data = &exynos5433_of_data },
{ .compatible = "samsung,exynos7-pinctrl",
.data = &exynos7_of_data },
{ .compatible = "samsung,exynos850-pinctrl",
.data = &exynos850_of_data },
#endif
#ifdef CONFIG_PINCTRL_S3C64XX
{ .compatible = "samsung,s3c64xx-pinctrl",
Expand Down
1 change: 1 addition & 0 deletions drivers/pinctrl/samsung/pinctrl-samsung.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -339,6 +339,7 @@ extern const struct samsung_pinctrl_of_match_data exynos5410_of_data;
extern const struct samsung_pinctrl_of_match_data exynos5420_of_data;
extern const struct samsung_pinctrl_of_match_data exynos5433_of_data;
extern const struct samsung_pinctrl_of_match_data exynos7_of_data;
extern const struct samsung_pinctrl_of_match_data exynos850_of_data;
extern const struct samsung_pinctrl_of_match_data s3c64xx_of_data;
extern const struct samsung_pinctrl_of_match_data s3c2412_of_data;
extern const struct samsung_pinctrl_of_match_data s3c2416_of_data;
Expand Down

0 comments on commit cdd3d94

Please sign in to comment.