cregit-Linux how code gets into the kernel

Release 4.11 drivers/pinctrl/sh-pfc/sh_pfc.h

/*
 * SuperH Pin Function Controller Support
 *
 * Copyright (c) 2008 Magnus Damm
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */

#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_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_IO_VOLTAGE	(1 << 4)

#define SH_PFC_PIN_CFG_DRIVE_STRENGTH	(1 << 5)

#define SH_PFC_PIN_CFG_NO_GPIO		(1 << 31)


struct sh_pfc_pin {
	
u16 pin;
	
u16 enum_id;
	
const char *name;
	
unsigned int configs;
};


#define SH_PFC_PIN_GROUP(n)				\
	{                                               \
                .name = #n,                             \
                .pins = n##_pins,                       \
                .mux = n##_mux,                         \
                .nr_pins = ARRAY_SIZE(n##_pins),        \
        }


struct sh_pfc_pin_group {
	
const char *name;
	
const unsigned int *pins;
	
const unsigned int *mux;
	
unsigned int nr_pins;
};

/*
 * Using union vin_data saves memory occupied by the VIN data pins.
 * VIN_DATA_PIN_GROUP() is  a macro  used  to describe the VIN pin groups
 * in this case.
 */

#define VIN_DATA_PIN_GROUP(n, s)				\
	{                                                       \
                .name = #n#s,                                   \
                .pins = n##_pins.data##s,                       \
                .mux = n##_mux.data##s,                         \
                .nr_pins = ARRAY_SIZE(n##_pins.data##s),        \
        }


union vin_data {
	
unsigned int data24[24];
	
unsigned int data20[20];
	
unsigned int data16[16];
	
unsigned int data12[12];
	
unsigned int data10[10];
	
unsigned int data8[8];
	
unsigned int data4[4];
};


#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;
	
const u16 *enum_ids;
	
const u8 *var_field_width;
};

/*
 * 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)
 * This macro must be followed by initialization data: 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.
 */

#define PINMUX_CFG_REG(name, r, r_width, f_width) \
	.reg = r, .reg_width = r_width, .field_width = f_width,         \
        .enum_ids = (const u16 [(r_width / f_width) * (1 << f_width)])

/*
 * 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)
 *   - var_fw0, var_fwn...: List of widths of the register fields (in bits),
 *                          From left to right (i.e. MSB to LSB)
 * This macro must be followed by initialization data: For each register field
 * (from left to right, i.e. MSB to LSB), 2^var_fwi enum IDs must be specified,
 * one for each possible combination of the register field bit values.
 */

#define PINMUX_CFG_REG_VAR(name, r, r_width, var_fw0, var_fwn...) \
	.reg = r, .reg_width = r_width, \
        .var_field_width = (const u8 [r_width]) \
                { var_fw0, var_fwn, 0 }, \
        .enum_ids = (const u16 [])


struct pinmux_drive_reg_field {
	
u16 pin;
	
u8 offset;
	
u8 size;
};


struct pinmux_drive_reg {
	
u32 reg;
	
const struct pinmux_drive_reg_field fields[8];
};


#define PINMUX_DRIVE_REG(name, r) \
	.reg = r, \
        .fields =


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)
 * This macro must be followed by initialization data: For each register bit
 * (from left to right, i.e. MSB to LSB), one enum ID must be specified.
 */

#define PINMUX_DATA_REG(name, r, r_width) \
	.reg = r, .reg_width = r_width, \
        .enum_ids = (const u16 [r_width]) \

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_bias_info {
	
u16 pin;
	
u16 reg : 11;
	
u16 bit : 5;
};

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;
};


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)(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl);
};


struct sh_pfc_soc_info {
	
const char *name;
	
const struct sh_pfc_soc_operations *ops;

	
struct pinmux_range input;
	
struct pinmux_range output;
	
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_SUPERH
	
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_data_reg *data_regs;

	
const u16 *pinmux_data;
	
unsigned int pinmux_data_size;

	
const struct pinmux_irq *gpio_irq;
	
unsigned int gpio_irq_size;

	
u32 unlock_reg;
};

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 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 r8a7795_pinmux_info;
extern const struct sh_pfc_soc_info r8a7796_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 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_4(bank, fn, sfx, cfg)				\
	PORT_GP_CFG_1(bank, 0,  fn, sfx, cfg),                          \
        PORT_GP_CFG_1(bank, 1,  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_8(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),                          \
        PORT_GP_CFG_1(bank, 6,  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_12(bank, fn, sfx, cfg)				\
	PORT_GP_CFG_9(bank, fn, sfx, cfg),                              \
        PORT_GP_CFG_1(bank, 9,  fn, sfx, cfg),                          \
        PORT_GP_CFG_1(bank, 10, 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_14(bank, fn, sfx, cfg)				\
	PORT_GP_CFG_12(bank, fn, sfx, cfg),                             \
        PORT_GP_CFG_1(bank, 12, 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_23(bank, fn, sfx, cfg)				\
	PORT_GP_CFG_18(bank, fn, sfx, cfg),                             \
        PORT_GP_CFG_1(bank, 18, fn, sfx, cfg),                          \
        PORT_GP_CFG_1(bank, 19, fn, sfx, cfg),                          \
        PORT_GP_CFG_1(bank, 20, fn, sfx, cfg),                          \
        PORT_GP_CFG_1(bank, 21, 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_26(bank, fn, sfx, cfg)				\
	PORT_GP_CFG_24(bank, fn, sfx, cfg),                             \
        PORT_GP_CFG_1(bank, 24, 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_28(bank, fn, sfx, cfg)				\
	PORT_GP_CFG_26(bank, fn, sfx, cfg),                             \
        PORT_GP_CFG_1(bank, 26, 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_32(bank, fn, sfx, cfg)				\
	PORT_GP_CFG_30(bank, fn, sfx, cfg),                             \
        PORT_GP_CFG_1(bank, 30, 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_PORT(_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_PORT(_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_PORT(_GP_DATA, unused)

/*
 * 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,                                        \
        }

/* SH_PFC_PIN_NAMED - Expand to a sh_pfc_pin entry with the given name */

#define SH_PFC_PIN_NAMED(row, col, _name)				\
	{                                                               \
                .pin = PIN_NUMBER(row, col),                            \
                .name = __stringify(PIN_##_name),                       \
                .configs = SH_PFC_PIN_CFG_NO_GPIO,                      \
        }

/* SH_PFC_PIN_NAMED_CFG - Expand to a sh_pfc_pin entry with the given name */

#define SH_PFC_PIN_NAMED_CFG(row, col, _name, cfgs)			\
	{                                                               \
                .pin = PIN_NUMBER(row, col),                            \
                .name = __stringify(PIN_##_name),                       \
                .configs = SH_PFC_PIN_CFG_NO_GPIO | 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)

/* 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)

/*
 * PORTnCR helper macro for SH-Mobile/R-Mobile
 */

#define PORTCR(nr, reg)							\
	{                                                               \
                PINMUX_CFG_REG_VAR("PORT" nr "CR", reg, 8, 2, 2, 1, 3) {\
			/* PULMD[1:0], handled by .set_bias() */	\
                        0, 0, 0, 0,                                     \
			/* IE and OE */					\
                        0, PORT##nr##_OUT, PORT##nr##_IN, 0,            \
			/* SEC, not supported */			\
                        0, 0,                                           \
			/* 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))

#endif /* __SH_PFC_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Laurent Pinchart51332.53%2644.07%
Kuninori Morimoto33120.99%58.47%
Geert Uytterhoeven28017.76%1118.64%
Sergei Shtylyov15810.02%35.08%
Magnus Damm1439.07%46.78%
Niklas Söderlund422.66%35.08%
Ulrich Hecht372.35%11.69%
Simon Horman261.65%11.69%
Ben Hutchings231.46%11.69%
Paul Mundt140.89%23.39%
Takeshi Kihara60.38%11.69%
Wolfram Sang40.25%11.69%
Total1577100.00%59100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.