summaryrefslogtreecommitdiffstats
path: root/drivers/pinctrl/renesas/sh_pfc.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pinctrl/renesas/sh_pfc.h')
-rw-r--r--drivers/pinctrl/renesas/sh_pfc.h780
1 files changed, 780 insertions, 0 deletions
diff --git a/drivers/pinctrl/renesas/sh_pfc.h b/drivers/pinctrl/renesas/sh_pfc.h
new file mode 100644
index 000000000..0fcb29ab0
--- /dev/null
+++ b/drivers/pinctrl/renesas/sh_pfc.h
@@ -0,0 +1,780 @@
+/* SPDX-License-Identifier: GPL-2.0
+ *
+ * SuperH Pin Function Controller Support
+ *
+ * Copyright (c) 2008 Magnus Damm
+ */
+
+#ifndef __SH_PFC_H
+#define __SH_PFC_H
+
+#include <linux/bug.h>
+#include <linux/pinctrl/pinconf-generic.h>
+#include <linux/spinlock.h>
+#include <linux/stringify.h>
+
+enum {
+ PINMUX_TYPE_NONE,
+ PINMUX_TYPE_FUNCTION,
+ PINMUX_TYPE_GPIO,
+ PINMUX_TYPE_OUTPUT,
+ PINMUX_TYPE_INPUT,
+};
+
+#define SH_PFC_PIN_NONE U16_MAX
+
+#define SH_PFC_PIN_CFG_INPUT (1 << 0)
+#define SH_PFC_PIN_CFG_OUTPUT (1 << 1)
+#define SH_PFC_PIN_CFG_PULL_UP (1 << 2)
+#define SH_PFC_PIN_CFG_PULL_DOWN (1 << 3)
+#define SH_PFC_PIN_CFG_PULL_UP_DOWN (SH_PFC_PIN_CFG_PULL_UP | \
+ SH_PFC_PIN_CFG_PULL_DOWN)
+#define SH_PFC_PIN_CFG_IO_VOLTAGE (1 << 4)
+#define SH_PFC_PIN_CFG_DRIVE_STRENGTH (1 << 5)
+
+#define SH_PFC_PIN_VOLTAGE_18_33 (0 << 6)
+#define SH_PFC_PIN_VOLTAGE_25_33 (1 << 6)
+
+#define SH_PFC_PIN_CFG_IO_VOLTAGE_18_33 (SH_PFC_PIN_CFG_IO_VOLTAGE | \
+ SH_PFC_PIN_VOLTAGE_18_33)
+#define SH_PFC_PIN_CFG_IO_VOLTAGE_25_33 (SH_PFC_PIN_CFG_IO_VOLTAGE | \
+ SH_PFC_PIN_VOLTAGE_25_33)
+
+#define SH_PFC_PIN_CFG_NO_GPIO (1 << 31)
+
+struct sh_pfc_pin {
+ const char *name;
+ unsigned int configs;
+ u16 pin;
+ u16 enum_id;
+};
+
+#define SH_PFC_PIN_GROUP_ALIAS(alias, _name) { \
+ .name = #alias, \
+ .pins = _name##_pins, \
+ .mux = _name##_mux, \
+ .nr_pins = ARRAY_SIZE(_name##_pins) + \
+ BUILD_BUG_ON_ZERO(sizeof(_name##_pins) != sizeof(_name##_mux)), \
+}
+#define SH_PFC_PIN_GROUP(name) SH_PFC_PIN_GROUP_ALIAS(name, name)
+
+/*
+ * Define a pin group referring to a subset of an array of pins.
+ */
+#define SH_PFC_PIN_GROUP_SUBSET(_name, data, first, n) { \
+ .name = #_name, \
+ .pins = data##_pins + first, \
+ .mux = data##_mux + first, \
+ .nr_pins = n + \
+ BUILD_BUG_ON_ZERO(first + n > ARRAY_SIZE(data##_pins)) + \
+ BUILD_BUG_ON_ZERO(first + n > ARRAY_SIZE(data##_mux)), \
+}
+
+/*
+ * Define a pin group for the data pins of a resizable bus.
+ * An optional 'suffix' argument is accepted, to be used when the same group
+ * can appear on a different set of pins.
+ */
+#define BUS_DATA_PIN_GROUP(base, n, ...) \
+ SH_PFC_PIN_GROUP_SUBSET(base##n##__VA_ARGS__, base##__VA_ARGS__, 0, n)
+
+struct sh_pfc_pin_group {
+ const char *name;
+ const unsigned int *pins;
+ const unsigned int *mux;
+ unsigned int nr_pins;
+};
+
+#define SH_PFC_FUNCTION(n) { \
+ .name = #n, \
+ .groups = n##_groups, \
+ .nr_groups = ARRAY_SIZE(n##_groups), \
+}
+
+struct sh_pfc_function {
+ const char *name;
+ const char * const *groups;
+ unsigned int nr_groups;
+};
+
+struct pinmux_func {
+ u16 enum_id;
+ const char *name;
+};
+
+struct pinmux_cfg_reg {
+ u32 reg;
+ u8 reg_width, field_width;
+#ifdef DEBUG
+ u16 nr_enum_ids; /* for variable width regs only */
+#define SET_NR_ENUM_IDS(n) .nr_enum_ids = n,
+#else
+#define SET_NR_ENUM_IDS(n)
+#endif
+ const u16 *enum_ids;
+ const s8 *var_field_width;
+};
+
+#define GROUP(...) __VA_ARGS__
+
+/*
+ * Describe a config register consisting of several fields of the same width
+ * - name: Register name (unused, for documentation purposes only)
+ * - r: Physical register address
+ * - r_width: Width of the register (in bits)
+ * - f_width: Width of the fixed-width register fields (in bits)
+ * - ids: For each register field (from left to right, i.e. MSB to LSB),
+ * 2^f_width enum IDs must be specified, one for each possible
+ * combination of the register field bit values, all wrapped using
+ * the GROUP() macro.
+ */
+#define PINMUX_CFG_REG(name, r, r_width, f_width, ids) \
+ .reg = r, .reg_width = r_width, \
+ .field_width = f_width + BUILD_BUG_ON_ZERO(r_width % f_width) + \
+ BUILD_BUG_ON_ZERO(sizeof((const u16 []) { ids }) / sizeof(u16) != \
+ (r_width / f_width) << f_width), \
+ .enum_ids = (const u16 [(r_width / f_width) << f_width]) { ids }
+
+/*
+ * Describe a config register consisting of several fields of different widths
+ * - name: Register name (unused, for documentation purposes only)
+ * - r: Physical register address
+ * - r_width: Width of the register (in bits)
+ * - f_widths: List of widths of the register fields (in bits), from left
+ * to right (i.e. MSB to LSB), wrapped using the GROUP() macro.
+ * Reserved fields are indicated by negating the field width.
+ * - ids: For each non-reserved register field (from left to right, i.e. MSB
+ * to LSB), 2^f_widths[i] enum IDs must be specified, one for each
+ * possible combination of the register field bit values, all wrapped
+ * using the GROUP() macro.
+ */
+#define PINMUX_CFG_REG_VAR(name, r, r_width, f_widths, ids) \
+ .reg = r, .reg_width = r_width, \
+ .var_field_width = (const s8 []) { f_widths, 0 }, \
+ SET_NR_ENUM_IDS(sizeof((const u16 []) { ids }) / sizeof(u16)) \
+ .enum_ids = (const u16 []) { ids }
+
+struct pinmux_drive_reg_field {
+ u16 pin;
+ u8 offset;
+ u8 size;
+};
+
+struct pinmux_drive_reg {
+ u32 reg;
+ const struct pinmux_drive_reg_field fields[10];
+};
+
+#define PINMUX_DRIVE_REG(name, r) \
+ .reg = r, \
+ .fields =
+
+struct pinmux_bias_reg { /* At least one of puen/pud must exist */
+ u32 puen; /* Pull-enable or pull-up control register */
+ u32 pud; /* Pull-up/down or pull-down control register */
+ const u16 pins[32];
+};
+
+#define PINMUX_BIAS_REG(name1, r1, name2, r2) \
+ .puen = r1, \
+ .pud = r2, \
+ .pins =
+
+struct pinmux_ioctrl_reg {
+ u32 reg;
+};
+
+struct pinmux_data_reg {
+ u32 reg;
+ u8 reg_width;
+ const u16 *enum_ids;
+};
+
+/*
+ * Describe a data register
+ * - name: Register name (unused, for documentation purposes only)
+ * - r: Physical register address
+ * - r_width: Width of the register (in bits)
+ * - ids: For each register bit (from left to right, i.e. MSB to LSB), one
+ * enum ID must be specified, all wrapped using the GROUP() macro.
+ */
+#define PINMUX_DATA_REG(name, r, r_width, ids) \
+ .reg = r, .reg_width = r_width + \
+ BUILD_BUG_ON_ZERO(sizeof((const u16 []) { ids }) / sizeof(u16) != \
+ r_width), \
+ .enum_ids = (const u16 [r_width]) { ids }
+
+struct pinmux_irq {
+ const short *gpios;
+};
+
+/*
+ * Describe the mapping from GPIOs to a single IRQ
+ * - ids...: List of GPIOs that are mapped to the same IRQ
+ */
+#define PINMUX_IRQ(ids...) { \
+ .gpios = (const short []) { ids, -1 } \
+}
+
+struct pinmux_range {
+ u16 begin;
+ u16 end;
+ u16 force;
+};
+
+struct sh_pfc_window {
+ phys_addr_t phys;
+ void __iomem *virt;
+ unsigned long size;
+};
+
+struct sh_pfc_pin_range;
+
+struct sh_pfc {
+ struct device *dev;
+ const struct sh_pfc_soc_info *info;
+ spinlock_t lock;
+
+ unsigned int num_windows;
+ struct sh_pfc_window *windows;
+ unsigned int num_irqs;
+ unsigned int *irqs;
+
+ struct sh_pfc_pin_range *ranges;
+ unsigned int nr_ranges;
+
+ unsigned int nr_gpio_pins;
+
+ struct sh_pfc_chip *gpio;
+ u32 *saved_regs;
+};
+
+struct sh_pfc_soc_operations {
+ int (*init)(struct sh_pfc *pfc);
+ unsigned int (*get_bias)(struct sh_pfc *pfc, unsigned int pin);
+ void (*set_bias)(struct sh_pfc *pfc, unsigned int pin,
+ unsigned int bias);
+ int (*pin_to_pocctrl)(unsigned int pin, u32 *pocctrl);
+ int (*pin_to_portcr)(unsigned int pin);
+};
+
+struct sh_pfc_soc_info {
+ const char *name;
+ const struct sh_pfc_soc_operations *ops;
+
+#ifdef CONFIG_PINCTRL_SH_PFC_GPIO
+ struct pinmux_range input;
+ struct pinmux_range output;
+ const struct pinmux_irq *gpio_irq;
+ unsigned int gpio_irq_size;
+#endif
+
+ struct pinmux_range function;
+
+ const struct sh_pfc_pin *pins;
+ unsigned int nr_pins;
+ const struct sh_pfc_pin_group *groups;
+ unsigned int nr_groups;
+ const struct sh_pfc_function *functions;
+ unsigned int nr_functions;
+
+#ifdef CONFIG_PINCTRL_SH_FUNC_GPIO
+ const struct pinmux_func *func_gpios;
+ unsigned int nr_func_gpios;
+#endif
+
+ const struct pinmux_cfg_reg *cfg_regs;
+ const struct pinmux_drive_reg *drive_regs;
+ const struct pinmux_bias_reg *bias_regs;
+ const struct pinmux_ioctrl_reg *ioctrl_regs;
+ const struct pinmux_data_reg *data_regs;
+
+ const u16 *pinmux_data;
+ unsigned int pinmux_data_size;
+
+ u32 unlock_reg; /* can be literal address or mask */
+};
+
+extern const struct sh_pfc_soc_info emev2_pinmux_info;
+extern const struct sh_pfc_soc_info r8a73a4_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7740_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7742_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7743_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7744_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7745_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77470_pinmux_info;
+extern const struct sh_pfc_soc_info r8a774a1_pinmux_info;
+extern const struct sh_pfc_soc_info r8a774b1_pinmux_info;
+extern const struct sh_pfc_soc_info r8a774c0_pinmux_info;
+extern const struct sh_pfc_soc_info r8a774e1_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7778_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7779_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7790_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7791_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7792_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7793_pinmux_info;
+extern const struct sh_pfc_soc_info r8a7794_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77950_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77951_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77960_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77961_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77965_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77970_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77980_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77990_pinmux_info;
+extern const struct sh_pfc_soc_info r8a77995_pinmux_info;
+extern const struct sh_pfc_soc_info r8a779a0_pinmux_info;
+extern const struct sh_pfc_soc_info r8a779f0_pinmux_info;
+extern const struct sh_pfc_soc_info r8a779g0_pinmux_info;
+extern const struct sh_pfc_soc_info sh7203_pinmux_info;
+extern const struct sh_pfc_soc_info sh7264_pinmux_info;
+extern const struct sh_pfc_soc_info sh7269_pinmux_info;
+extern const struct sh_pfc_soc_info sh73a0_pinmux_info;
+extern const struct sh_pfc_soc_info sh7720_pinmux_info;
+extern const struct sh_pfc_soc_info sh7722_pinmux_info;
+extern const struct sh_pfc_soc_info sh7723_pinmux_info;
+extern const struct sh_pfc_soc_info sh7724_pinmux_info;
+extern const struct sh_pfc_soc_info sh7734_pinmux_info;
+extern const struct sh_pfc_soc_info sh7757_pinmux_info;
+extern const struct sh_pfc_soc_info sh7785_pinmux_info;
+extern const struct sh_pfc_soc_info sh7786_pinmux_info;
+extern const struct sh_pfc_soc_info shx3_pinmux_info;
+
+/* -----------------------------------------------------------------------------
+ * Helper macros to create pin and port lists
+ */
+
+/*
+ * sh_pfc_soc_info pinmux_data array macros
+ */
+
+/*
+ * Describe generic pinmux data
+ * - data_or_mark: *_DATA or *_MARK enum ID
+ * - ids...: List of enum IDs to associate with data_or_mark
+ */
+#define PINMUX_DATA(data_or_mark, ids...) data_or_mark, ids, 0
+
+/*
+ * Describe a pinmux configuration without GPIO function that needs
+ * configuration in a Peripheral Function Select Register (IPSR)
+ * - ipsr: IPSR field (unused, for documentation purposes only)
+ * - fn: Function name, referring to a field in the IPSR
+ */
+#define PINMUX_IPSR_NOGP(ipsr, fn) \
+ PINMUX_DATA(fn##_MARK, FN_##fn)
+
+/*
+ * Describe a pinmux configuration with GPIO function that needs configuration
+ * in both a Peripheral Function Select Register (IPSR) and in a
+ * GPIO/Peripheral Function Select Register (GPSR)
+ * - ipsr: IPSR field
+ * - fn: Function name, also referring to the IPSR field
+ */
+#define PINMUX_IPSR_GPSR(ipsr, fn) \
+ PINMUX_DATA(fn##_MARK, FN_##fn, FN_##ipsr)
+
+/*
+ * Describe a pinmux configuration without GPIO function that needs
+ * configuration in a Peripheral Function Select Register (IPSR), and where the
+ * pinmux function has a representation in a Module Select Register (MOD_SEL).
+ * - ipsr: IPSR field (unused, for documentation purposes only)
+ * - fn: Function name, also referring to the IPSR field
+ * - msel: Module selector
+ */
+#define PINMUX_IPSR_NOGM(ipsr, fn, msel) \
+ PINMUX_DATA(fn##_MARK, FN_##fn, FN_##msel)
+
+/*
+ * Describe a pinmux configuration with GPIO function where the pinmux function
+ * has no representation in a Peripheral Function Select Register (IPSR), but
+ * instead solely depends on a group selection.
+ * - gpsr: GPSR field
+ * - fn: Function name, also referring to the GPSR field
+ * - gsel: Group selector
+ */
+#define PINMUX_IPSR_NOFN(gpsr, fn, gsel) \
+ PINMUX_DATA(fn##_MARK, FN_##gpsr, FN_##gsel)
+
+/*
+ * Describe a pinmux configuration with GPIO function that needs configuration
+ * in both a Peripheral Function Select Register (IPSR) and a GPIO/Peripheral
+ * Function Select Register (GPSR), and where the pinmux function has a
+ * representation in a Module Select Register (MOD_SEL).
+ * - ipsr: IPSR field
+ * - fn: Function name, also referring to the IPSR field
+ * - msel: Module selector
+ */
+#define PINMUX_IPSR_MSEL(ipsr, fn, msel) \
+ PINMUX_DATA(fn##_MARK, FN_##msel, FN_##fn, FN_##ipsr)
+
+/*
+ * Describe a pinmux configuration similar to PINMUX_IPSR_MSEL, but with
+ * an additional select register that controls physical multiplexing
+ * with another pin.
+ * - ipsr: IPSR field
+ * - fn: Function name, also referring to the IPSR field
+ * - psel: Physical multiplexing selector
+ * - msel: Module selector
+ */
+#define PINMUX_IPSR_PHYS_MSEL(ipsr, fn, psel, msel) \
+ PINMUX_DATA(fn##_MARK, FN_##psel, FN_##msel, FN_##fn, FN_##ipsr)
+
+/*
+ * Describe a pinmux configuration in which a pin is physically multiplexed
+ * with other pins.
+ * - ipsr: IPSR field
+ * - fn: Function name
+ * - psel: Physical multiplexing selector
+ */
+#define PINMUX_IPSR_PHYS(ipsr, fn, psel) \
+ PINMUX_DATA(fn##_MARK, FN_##psel, FN_##ipsr)
+
+/*
+ * Describe a pinmux configuration for a single-function pin with GPIO
+ * capability.
+ * - fn: Function name
+ */
+#define PINMUX_SINGLE(fn) \
+ PINMUX_DATA(fn##_MARK, FN_##fn)
+
+/*
+ * GP port style (32 ports banks)
+ */
+
+#define PORT_GP_CFG_1(bank, pin, fn, sfx, cfg) \
+ fn(bank, pin, GP_##bank##_##pin, sfx, cfg)
+#define PORT_GP_1(bank, pin, fn, sfx) PORT_GP_CFG_1(bank, pin, fn, sfx, 0)
+
+#define PORT_GP_CFG_2(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_1(bank, 0, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 1, fn, sfx, cfg)
+#define PORT_GP_2(bank, fn, sfx) PORT_GP_CFG_2(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_4(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_2(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 2, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 3, fn, sfx, cfg)
+#define PORT_GP_4(bank, fn, sfx) PORT_GP_CFG_4(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_6(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_4(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 4, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 5, fn, sfx, cfg)
+#define PORT_GP_6(bank, fn, sfx) PORT_GP_CFG_6(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_7(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_6(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 6, fn, sfx, cfg)
+#define PORT_GP_7(bank, fn, sfx) PORT_GP_CFG_7(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_8(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_7(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 7, fn, sfx, cfg)
+#define PORT_GP_8(bank, fn, sfx) PORT_GP_CFG_8(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_9(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_8(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 8, fn, sfx, cfg)
+#define PORT_GP_9(bank, fn, sfx) PORT_GP_CFG_9(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_10(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_9(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 9, fn, sfx, cfg)
+#define PORT_GP_10(bank, fn, sfx) PORT_GP_CFG_10(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_11(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_10(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 10, fn, sfx, cfg)
+#define PORT_GP_11(bank, fn, sfx) PORT_GP_CFG_11(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_12(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_11(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 11, fn, sfx, cfg)
+#define PORT_GP_12(bank, fn, sfx) PORT_GP_CFG_12(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_13(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_12(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 12, fn, sfx, cfg)
+#define PORT_GP_13(bank, fn, sfx) PORT_GP_CFG_13(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_14(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_13(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 13, fn, sfx, cfg)
+#define PORT_GP_14(bank, fn, sfx) PORT_GP_CFG_14(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_15(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_14(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 14, fn, sfx, cfg)
+#define PORT_GP_15(bank, fn, sfx) PORT_GP_CFG_15(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_16(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_15(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 15, fn, sfx, cfg)
+#define PORT_GP_16(bank, fn, sfx) PORT_GP_CFG_16(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_17(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_16(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 16, fn, sfx, cfg)
+#define PORT_GP_17(bank, fn, sfx) PORT_GP_CFG_17(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_18(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_17(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 17, fn, sfx, cfg)
+#define PORT_GP_18(bank, fn, sfx) PORT_GP_CFG_18(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_19(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_18(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 18, fn, sfx, cfg)
+#define PORT_GP_19(bank, fn, sfx) PORT_GP_CFG_19(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_20(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_19(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 19, fn, sfx, cfg)
+#define PORT_GP_20(bank, fn, sfx) PORT_GP_CFG_20(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_21(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_20(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 20, fn, sfx, cfg)
+#define PORT_GP_21(bank, fn, sfx) PORT_GP_CFG_21(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_22(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_21(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 21, fn, sfx, cfg)
+#define PORT_GP_22(bank, fn, sfx) PORT_GP_CFG_22(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_23(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_22(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 22, fn, sfx, cfg)
+#define PORT_GP_23(bank, fn, sfx) PORT_GP_CFG_23(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_24(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_23(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 23, fn, sfx, cfg)
+#define PORT_GP_24(bank, fn, sfx) PORT_GP_CFG_24(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_25(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_24(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 24, fn, sfx, cfg)
+#define PORT_GP_25(bank, fn, sfx) PORT_GP_CFG_25(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_26(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_25(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 25, fn, sfx, cfg)
+#define PORT_GP_26(bank, fn, sfx) PORT_GP_CFG_26(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_27(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_26(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 26, fn, sfx, cfg)
+#define PORT_GP_27(bank, fn, sfx) PORT_GP_CFG_27(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_28(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_27(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 27, fn, sfx, cfg)
+#define PORT_GP_28(bank, fn, sfx) PORT_GP_CFG_28(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_29(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_28(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 28, fn, sfx, cfg)
+#define PORT_GP_29(bank, fn, sfx) PORT_GP_CFG_29(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_30(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_29(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 29, fn, sfx, cfg)
+#define PORT_GP_30(bank, fn, sfx) PORT_GP_CFG_30(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_31(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_30(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 30, fn, sfx, cfg)
+#define PORT_GP_31(bank, fn, sfx) PORT_GP_CFG_31(bank, fn, sfx, 0)
+
+#define PORT_GP_CFG_32(bank, fn, sfx, cfg) \
+ PORT_GP_CFG_31(bank, fn, sfx, cfg), \
+ PORT_GP_CFG_1(bank, 31, fn, sfx, cfg)
+#define PORT_GP_32(bank, fn, sfx) PORT_GP_CFG_32(bank, fn, sfx, 0)
+
+#define PORT_GP_32_REV(bank, fn, sfx) \
+ PORT_GP_1(bank, 31, fn, sfx), PORT_GP_1(bank, 30, fn, sfx), \
+ PORT_GP_1(bank, 29, fn, sfx), PORT_GP_1(bank, 28, fn, sfx), \
+ PORT_GP_1(bank, 27, fn, sfx), PORT_GP_1(bank, 26, fn, sfx), \
+ PORT_GP_1(bank, 25, fn, sfx), PORT_GP_1(bank, 24, fn, sfx), \
+ PORT_GP_1(bank, 23, fn, sfx), PORT_GP_1(bank, 22, fn, sfx), \
+ PORT_GP_1(bank, 21, fn, sfx), PORT_GP_1(bank, 20, fn, sfx), \
+ PORT_GP_1(bank, 19, fn, sfx), PORT_GP_1(bank, 18, fn, sfx), \
+ PORT_GP_1(bank, 17, fn, sfx), PORT_GP_1(bank, 16, fn, sfx), \
+ PORT_GP_1(bank, 15, fn, sfx), PORT_GP_1(bank, 14, fn, sfx), \
+ PORT_GP_1(bank, 13, fn, sfx), PORT_GP_1(bank, 12, fn, sfx), \
+ PORT_GP_1(bank, 11, fn, sfx), PORT_GP_1(bank, 10, fn, sfx), \
+ PORT_GP_1(bank, 9, fn, sfx), PORT_GP_1(bank, 8, fn, sfx), \
+ PORT_GP_1(bank, 7, fn, sfx), PORT_GP_1(bank, 6, fn, sfx), \
+ PORT_GP_1(bank, 5, fn, sfx), PORT_GP_1(bank, 4, fn, sfx), \
+ PORT_GP_1(bank, 3, fn, sfx), PORT_GP_1(bank, 2, fn, sfx), \
+ PORT_GP_1(bank, 1, fn, sfx), PORT_GP_1(bank, 0, fn, sfx)
+
+/* GP_ALL(suffix) - Expand to a list of GP_#_#_suffix */
+#define _GP_ALL(bank, pin, name, sfx, cfg) name##_##sfx
+#define GP_ALL(str) CPU_ALL_GP(_GP_ALL, str)
+
+/* PINMUX_GPIO_GP_ALL - Expand to a list of sh_pfc_pin entries */
+#define _GP_GPIO(bank, _pin, _name, sfx, cfg) { \
+ .pin = (bank * 32) + _pin, \
+ .name = __stringify(_name), \
+ .enum_id = _name##_DATA, \
+ .configs = cfg, \
+}
+#define PINMUX_GPIO_GP_ALL() CPU_ALL_GP(_GP_GPIO, unused)
+
+/* PINMUX_DATA_GP_ALL - Expand to a list of name_DATA, name_FN marks */
+#define _GP_DATA(bank, pin, name, sfx, cfg) PINMUX_DATA(name##_DATA, name##_FN)
+#define PINMUX_DATA_GP_ALL() CPU_ALL_GP(_GP_DATA, unused)
+
+/*
+ * GP_ASSIGN_LAST() - Expand to an enum definition for the last GP pin
+ *
+ * The largest GP pin index is obtained by taking the size of a union,
+ * containing one array per GP pin, sized by the corresponding pin index.
+ * As the fields in the CPU_ALL_GP() macro definition are separated by commas,
+ * while the members of a union must be terminated by semicolons, the commas
+ * are absorbed by wrapping them inside dummy attributes.
+ */
+#define _GP_ENTRY(bank, pin, name, sfx, cfg) \
+ deprecated)); char name[(bank * 32) + pin] __attribute__((deprecated
+#define GP_ASSIGN_LAST() \
+ GP_LAST = sizeof(union { \
+ char dummy[0] __attribute__((deprecated, \
+ CPU_ALL_GP(_GP_ENTRY, unused), \
+ deprecated)); \
+ })
+
+/*
+ * PORT style (linear pin space)
+ */
+
+#define PORT_1(pn, fn, pfx, sfx) fn(pn, pfx, sfx)
+
+#define PORT_10(pn, fn, pfx, sfx) \
+ PORT_1(pn, fn, pfx##0, sfx), PORT_1(pn+1, fn, pfx##1, sfx), \
+ PORT_1(pn+2, fn, pfx##2, sfx), PORT_1(pn+3, fn, pfx##3, sfx), \
+ PORT_1(pn+4, fn, pfx##4, sfx), PORT_1(pn+5, fn, pfx##5, sfx), \
+ PORT_1(pn+6, fn, pfx##6, sfx), PORT_1(pn+7, fn, pfx##7, sfx), \
+ PORT_1(pn+8, fn, pfx##8, sfx), PORT_1(pn+9, fn, pfx##9, sfx)
+
+#define PORT_90(pn, fn, pfx, sfx) \
+ PORT_10(pn+10, fn, pfx##1, sfx), PORT_10(pn+20, fn, pfx##2, sfx), \
+ PORT_10(pn+30, fn, pfx##3, sfx), PORT_10(pn+40, fn, pfx##4, sfx), \
+ PORT_10(pn+50, fn, pfx##5, sfx), PORT_10(pn+60, fn, pfx##6, sfx), \
+ PORT_10(pn+70, fn, pfx##7, sfx), PORT_10(pn+80, fn, pfx##8, sfx), \
+ PORT_10(pn+90, fn, pfx##9, sfx)
+
+/* PORT_ALL(suffix) - Expand to a list of PORT_#_suffix */
+#define _PORT_ALL(pn, pfx, sfx) pfx##_##sfx
+#define PORT_ALL(str) CPU_ALL_PORT(_PORT_ALL, PORT, str)
+
+/* PINMUX_GPIO - Expand to a sh_pfc_pin entry */
+#define PINMUX_GPIO(_pin) \
+ [GPIO_##_pin] = { \
+ .pin = (u16)-1, \
+ .name = __stringify(GPIO_##_pin), \
+ .enum_id = _pin##_DATA, \
+ }
+
+/* SH_PFC_PIN_CFG - Expand to a sh_pfc_pin entry (named PORT#) with config */
+#define SH_PFC_PIN_CFG(_pin, cfgs) { \
+ .pin = _pin, \
+ .name = __stringify(PORT##_pin), \
+ .enum_id = PORT##_pin##_DATA, \
+ .configs = cfgs, \
+}
+
+/* PINMUX_DATA_ALL - Expand to a list of PORT_name_DATA, PORT_name_FN0,
+ * PORT_name_OUT, PORT_name_IN marks
+ */
+#define _PORT_DATA(pn, pfx, sfx) \
+ PINMUX_DATA(PORT##pfx##_DATA, PORT##pfx##_FN0, \
+ PORT##pfx##_OUT, PORT##pfx##_IN)
+#define PINMUX_DATA_ALL() CPU_ALL_PORT(_PORT_DATA, , unused)
+
+/*
+ * PORT_ASSIGN_LAST() - Expand to an enum definition for the last PORT pin
+ *
+ * The largest PORT pin index is obtained by taking the size of a union,
+ * containing one array per PORT pin, sized by the corresponding pin index.
+ * As the fields in the CPU_ALL_PORT() macro definition are separated by
+ * commas, while the members of a union must be terminated by semicolons, the
+ * commas are absorbed by wrapping them inside dummy attributes.
+ */
+#define _PORT_ENTRY(pn, pfx, sfx) \
+ deprecated)); char pfx[pn] __attribute__((deprecated
+#define PORT_ASSIGN_LAST() \
+ PORT_LAST = sizeof(union { \
+ char dummy[0] __attribute__((deprecated, \
+ CPU_ALL_PORT(_PORT_ENTRY, PORT, unused), \
+ deprecated)); \
+ })
+
+/* GPIO_FN(name) - Expand to a sh_pfc_pin entry for a function GPIO */
+#define PINMUX_GPIO_FN(gpio, base, data_or_mark) \
+ [gpio - (base)] = { \
+ .name = __stringify(gpio), \
+ .enum_id = data_or_mark, \
+ }
+#define GPIO_FN(str) \
+ PINMUX_GPIO_FN(GPIO_FN_##str, PINMUX_FN_BASE, str##_MARK)
+
+/*
+ * Pins not associated with a GPIO port
+ */
+
+#define PIN_NOGP_CFG(pin, name, fn, cfg) fn(pin, name, cfg)
+#define PIN_NOGP(pin, name, fn) fn(pin, name, 0)
+
+/* NOGP_ALL - Expand to a list of PIN_id */
+#define _NOGP_ALL(pin, name, cfg) PIN_##pin
+#define NOGP_ALL() CPU_ALL_NOGP(_NOGP_ALL)
+
+/* PINMUX_NOGP_ALL - Expand to a list of sh_pfc_pin entries */
+#define _NOGP_PINMUX(_pin, _name, cfg) { \
+ .pin = PIN_##_pin, \
+ .name = "PIN_" _name, \
+ .configs = SH_PFC_PIN_CFG_NO_GPIO | cfg, \
+}
+#define PINMUX_NOGP_ALL() CPU_ALL_NOGP(_NOGP_PINMUX)
+
+/*
+ * PORTnCR helper macro for SH-Mobile/R-Mobile
+ */
+#define PORTCR(nr, reg) { \
+ PINMUX_CFG_REG_VAR("PORT" nr "CR", reg, 8, GROUP(-2, 2, -1, 3), \
+ GROUP( \
+ /* PULMD[1:0], handled by .set_bias() */ \
+ /* IE and OE */ \
+ 0, PORT##nr##_OUT, PORT##nr##_IN, 0, \
+ /* SEC, not supported */ \
+ /* PTMD[2:0] */ \
+ PORT##nr##_FN0, PORT##nr##_FN1, \
+ PORT##nr##_FN2, PORT##nr##_FN3, \
+ PORT##nr##_FN4, PORT##nr##_FN5, \
+ PORT##nr##_FN6, PORT##nr##_FN7 \
+ )) \
+}
+
+/*
+ * GPIO number helper macro for R-Car
+ */
+#define RCAR_GP_PIN(bank, pin) (((bank) * 32) + (pin))
+
+/*
+ * Bias helpers
+ */
+const struct pinmux_bias_reg *
+rcar_pin_to_bias_reg(const struct sh_pfc_soc_info *info, unsigned int pin,
+ unsigned int *bit);
+unsigned int rcar_pinmux_get_bias(struct sh_pfc *pfc, unsigned int pin);
+void rcar_pinmux_set_bias(struct sh_pfc *pfc, unsigned int pin,
+ unsigned int bias);
+
+unsigned int rmobile_pinmux_get_bias(struct sh_pfc *pfc, unsigned int pin);
+void rmobile_pinmux_set_bias(struct sh_pfc *pfc, unsigned int pin,
+ unsigned int bias);
+
+#endif /* __SH_PFC_H */