628 lines
20 KiB
C
628 lines
20 KiB
C
/*
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* SuperH Pin Function Controller Support
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*
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* Copyright (c) 2008 Magnus Damm
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#ifndef __SH_PFC_H
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#define __SH_PFC_H
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#include <linux/bug.h>
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#include <linux/pinctrl/pinconf-generic.h>
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#include <linux/spinlock.h>
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#include <linux/stringify.h>
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enum {
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PINMUX_TYPE_NONE,
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PINMUX_TYPE_FUNCTION,
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PINMUX_TYPE_GPIO,
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PINMUX_TYPE_OUTPUT,
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PINMUX_TYPE_INPUT,
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};
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#define SH_PFC_PIN_CFG_INPUT (1 << 0)
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#define SH_PFC_PIN_CFG_OUTPUT (1 << 1)
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#define SH_PFC_PIN_CFG_PULL_UP (1 << 2)
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#define SH_PFC_PIN_CFG_PULL_DOWN (1 << 3)
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#define SH_PFC_PIN_CFG_IO_VOLTAGE (1 << 4)
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#define SH_PFC_PIN_CFG_DRIVE_STRENGTH (1 << 5)
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#define SH_PFC_PIN_CFG_NO_GPIO (1 << 31)
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struct sh_pfc_pin {
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u16 pin;
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u16 enum_id;
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const char *name;
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unsigned int configs;
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};
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#define SH_PFC_PIN_GROUP(n) \
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{ \
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.name = #n, \
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.pins = n##_pins, \
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.mux = n##_mux, \
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.nr_pins = ARRAY_SIZE(n##_pins), \
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}
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struct sh_pfc_pin_group {
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const char *name;
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const unsigned int *pins;
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const unsigned int *mux;
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unsigned int nr_pins;
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};
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/*
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* Using union vin_data saves memory occupied by the VIN data pins.
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* VIN_DATA_PIN_GROUP() is a macro used to describe the VIN pin groups
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* in this case.
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*/
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#define VIN_DATA_PIN_GROUP(n, s) \
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{ \
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.name = #n#s, \
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.pins = n##_pins.data##s, \
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.mux = n##_mux.data##s, \
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.nr_pins = ARRAY_SIZE(n##_pins.data##s), \
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}
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union vin_data {
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unsigned int data24[24];
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unsigned int data20[20];
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unsigned int data16[16];
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unsigned int data12[12];
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unsigned int data10[10];
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unsigned int data8[8];
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unsigned int data4[4];
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};
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#define SH_PFC_FUNCTION(n) \
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{ \
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.name = #n, \
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.groups = n##_groups, \
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.nr_groups = ARRAY_SIZE(n##_groups), \
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}
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struct sh_pfc_function {
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const char *name;
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const char * const *groups;
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unsigned int nr_groups;
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};
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struct pinmux_func {
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u16 enum_id;
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const char *name;
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};
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struct pinmux_cfg_reg {
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u32 reg;
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u8 reg_width, field_width;
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const u16 *enum_ids;
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const u8 *var_field_width;
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};
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/*
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* Describe a config register consisting of several fields of the same width
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* - name: Register name (unused, for documentation purposes only)
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* - r: Physical register address
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* - r_width: Width of the register (in bits)
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* - f_width: Width of the fixed-width register fields (in bits)
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* This macro must be followed by initialization data: For each register field
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* (from left to right, i.e. MSB to LSB), 2^f_width enum IDs must be specified,
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* one for each possible combination of the register field bit values.
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*/
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#define PINMUX_CFG_REG(name, r, r_width, f_width) \
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.reg = r, .reg_width = r_width, .field_width = f_width, \
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.enum_ids = (const u16 [(r_width / f_width) * (1 << f_width)])
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/*
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* Describe a config register consisting of several fields of different widths
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* - name: Register name (unused, for documentation purposes only)
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* - r: Physical register address
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* - r_width: Width of the register (in bits)
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* - var_fw0, var_fwn...: List of widths of the register fields (in bits),
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* From left to right (i.e. MSB to LSB)
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* This macro must be followed by initialization data: For each register field
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* (from left to right, i.e. MSB to LSB), 2^var_fwi enum IDs must be specified,
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* one for each possible combination of the register field bit values.
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*/
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#define PINMUX_CFG_REG_VAR(name, r, r_width, var_fw0, var_fwn...) \
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.reg = r, .reg_width = r_width, \
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.var_field_width = (const u8 [r_width]) \
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{ var_fw0, var_fwn, 0 }, \
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.enum_ids = (const u16 [])
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struct pinmux_drive_reg_field {
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u16 pin;
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u8 offset;
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u8 size;
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};
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struct pinmux_drive_reg {
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u32 reg;
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const struct pinmux_drive_reg_field fields[8];
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};
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#define PINMUX_DRIVE_REG(name, r) \
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.reg = r, \
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.fields =
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struct pinmux_bias_reg {
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u32 puen; /* Pull-enable or pull-up control register */
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u32 pud; /* Pull-up/down control register (optional) */
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const u16 pins[32];
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};
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#define PINMUX_BIAS_REG(name1, r1, name2, r2) \
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.puen = r1, \
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.pud = r2, \
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.pins =
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struct pinmux_ioctrl_reg {
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u32 reg;
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};
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struct pinmux_data_reg {
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u32 reg;
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u8 reg_width;
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const u16 *enum_ids;
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};
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/*
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* Describe a data register
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* - name: Register name (unused, for documentation purposes only)
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* - r: Physical register address
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* - r_width: Width of the register (in bits)
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* This macro must be followed by initialization data: For each register bit
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* (from left to right, i.e. MSB to LSB), one enum ID must be specified.
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*/
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#define PINMUX_DATA_REG(name, r, r_width) \
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.reg = r, .reg_width = r_width, \
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.enum_ids = (const u16 [r_width]) \
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struct pinmux_irq {
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const short *gpios;
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};
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/*
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* Describe the mapping from GPIOs to a single IRQ
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* - ids...: List of GPIOs that are mapped to the same IRQ
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*/
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#define PINMUX_IRQ(ids...) \
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{ .gpios = (const short []) { ids, -1 } }
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struct pinmux_range {
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u16 begin;
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u16 end;
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u16 force;
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};
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struct sh_pfc_window {
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phys_addr_t phys;
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void __iomem *virt;
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unsigned long size;
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};
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struct sh_pfc_pin_range;
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struct sh_pfc {
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struct device *dev;
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const struct sh_pfc_soc_info *info;
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spinlock_t lock;
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unsigned int num_windows;
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struct sh_pfc_window *windows;
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unsigned int num_irqs;
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unsigned int *irqs;
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struct sh_pfc_pin_range *ranges;
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unsigned int nr_ranges;
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unsigned int nr_gpio_pins;
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struct sh_pfc_chip *gpio;
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u32 *saved_regs;
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};
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struct sh_pfc_soc_operations {
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int (*init)(struct sh_pfc *pfc);
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unsigned int (*get_bias)(struct sh_pfc *pfc, unsigned int pin);
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void (*set_bias)(struct sh_pfc *pfc, unsigned int pin,
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unsigned int bias);
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int (*pin_to_pocctrl)(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl);
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};
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struct sh_pfc_soc_info {
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const char *name;
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const struct sh_pfc_soc_operations *ops;
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struct pinmux_range input;
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struct pinmux_range output;
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struct pinmux_range function;
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const struct sh_pfc_pin *pins;
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unsigned int nr_pins;
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const struct sh_pfc_pin_group *groups;
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unsigned int nr_groups;
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const struct sh_pfc_function *functions;
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unsigned int nr_functions;
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#ifdef CONFIG_SUPERH
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const struct pinmux_func *func_gpios;
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unsigned int nr_func_gpios;
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#endif
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const struct pinmux_cfg_reg *cfg_regs;
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const struct pinmux_drive_reg *drive_regs;
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const struct pinmux_bias_reg *bias_regs;
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const struct pinmux_ioctrl_reg *ioctrl_regs;
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const struct pinmux_data_reg *data_regs;
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const u16 *pinmux_data;
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unsigned int pinmux_data_size;
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const struct pinmux_irq *gpio_irq;
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unsigned int gpio_irq_size;
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u32 unlock_reg;
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};
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extern const struct sh_pfc_soc_info emev2_pinmux_info;
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extern const struct sh_pfc_soc_info r8a73a4_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7740_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7743_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7745_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7778_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7779_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7790_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7791_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7792_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7793_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7794_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7795_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7795es1_pinmux_info;
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extern const struct sh_pfc_soc_info r8a7796_pinmux_info;
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extern const struct sh_pfc_soc_info r8a77995_pinmux_info;
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extern const struct sh_pfc_soc_info sh7203_pinmux_info;
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extern const struct sh_pfc_soc_info sh7264_pinmux_info;
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extern const struct sh_pfc_soc_info sh7269_pinmux_info;
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extern const struct sh_pfc_soc_info sh73a0_pinmux_info;
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extern const struct sh_pfc_soc_info sh7720_pinmux_info;
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extern const struct sh_pfc_soc_info sh7722_pinmux_info;
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extern const struct sh_pfc_soc_info sh7723_pinmux_info;
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extern const struct sh_pfc_soc_info sh7724_pinmux_info;
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extern const struct sh_pfc_soc_info sh7734_pinmux_info;
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extern const struct sh_pfc_soc_info sh7757_pinmux_info;
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extern const struct sh_pfc_soc_info sh7785_pinmux_info;
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extern const struct sh_pfc_soc_info sh7786_pinmux_info;
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extern const struct sh_pfc_soc_info shx3_pinmux_info;
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/* -----------------------------------------------------------------------------
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* Helper macros to create pin and port lists
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*/
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/*
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* sh_pfc_soc_info pinmux_data array macros
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*/
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/*
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* Describe generic pinmux data
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* - data_or_mark: *_DATA or *_MARK enum ID
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* - ids...: List of enum IDs to associate with data_or_mark
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*/
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#define PINMUX_DATA(data_or_mark, ids...) data_or_mark, ids, 0
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/*
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* Describe a pinmux configuration without GPIO function that needs
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* configuration in a Peripheral Function Select Register (IPSR)
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* - ipsr: IPSR field (unused, for documentation purposes only)
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* - fn: Function name, referring to a field in the IPSR
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*/
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#define PINMUX_IPSR_NOGP(ipsr, fn) \
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PINMUX_DATA(fn##_MARK, FN_##fn)
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/*
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* Describe a pinmux configuration with GPIO function that needs configuration
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* in both a Peripheral Function Select Register (IPSR) and in a
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* GPIO/Peripheral Function Select Register (GPSR)
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* - ipsr: IPSR field
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* - fn: Function name, also referring to the IPSR field
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*/
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#define PINMUX_IPSR_GPSR(ipsr, fn) \
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PINMUX_DATA(fn##_MARK, FN_##fn, FN_##ipsr)
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/*
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* Describe a pinmux configuration without GPIO function that needs
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* configuration in a Peripheral Function Select Register (IPSR), and where the
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* pinmux function has a representation in a Module Select Register (MOD_SEL).
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* - ipsr: IPSR field (unused, for documentation purposes only)
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* - fn: Function name, also referring to the IPSR field
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* - msel: Module selector
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*/
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#define PINMUX_IPSR_NOGM(ipsr, fn, msel) \
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PINMUX_DATA(fn##_MARK, FN_##fn, FN_##msel)
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/*
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* Describe a pinmux configuration with GPIO function where the pinmux function
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* has no representation in a Peripheral Function Select Register (IPSR), but
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* instead solely depends on a group selection.
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* - gpsr: GPSR field
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* - fn: Function name, also referring to the GPSR field
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* - gsel: Group selector
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*/
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#define PINMUX_IPSR_NOFN(gpsr, fn, gsel) \
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PINMUX_DATA(fn##_MARK, FN_##gpsr, FN_##gsel)
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/*
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* Describe a pinmux configuration with GPIO function that needs configuration
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* in both a Peripheral Function Select Register (IPSR) and a GPIO/Peripheral
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* Function Select Register (GPSR), and where the pinmux function has a
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* representation in a Module Select Register (MOD_SEL).
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* - ipsr: IPSR field
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* - fn: Function name, also referring to the IPSR field
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* - msel: Module selector
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*/
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#define PINMUX_IPSR_MSEL(ipsr, fn, msel) \
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PINMUX_DATA(fn##_MARK, FN_##msel, FN_##fn, FN_##ipsr)
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/*
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* Describe a pinmux configuration for a single-function pin with GPIO
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* capability.
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* - fn: Function name
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*/
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#define PINMUX_SINGLE(fn) \
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PINMUX_DATA(fn##_MARK, FN_##fn)
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/*
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* GP port style (32 ports banks)
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*/
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#define PORT_GP_CFG_1(bank, pin, fn, sfx, cfg) \
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fn(bank, pin, GP_##bank##_##pin, sfx, cfg)
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#define PORT_GP_1(bank, pin, fn, sfx) PORT_GP_CFG_1(bank, pin, fn, sfx, 0)
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#define PORT_GP_CFG_4(bank, fn, sfx, cfg) \
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PORT_GP_CFG_1(bank, 0, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 1, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 2, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 3, fn, sfx, cfg)
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#define PORT_GP_4(bank, fn, sfx) PORT_GP_CFG_4(bank, fn, sfx, 0)
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#define PORT_GP_CFG_8(bank, fn, sfx, cfg) \
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PORT_GP_CFG_4(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 4, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 5, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 6, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 7, fn, sfx, cfg)
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#define PORT_GP_8(bank, fn, sfx) PORT_GP_CFG_8(bank, fn, sfx, 0)
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#define PORT_GP_CFG_9(bank, fn, sfx, cfg) \
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PORT_GP_CFG_8(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 8, fn, sfx, cfg)
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#define PORT_GP_9(bank, fn, sfx) PORT_GP_CFG_9(bank, fn, sfx, 0)
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#define PORT_GP_CFG_10(bank, fn, sfx, cfg) \
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PORT_GP_CFG_9(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 9, fn, sfx, cfg)
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#define PORT_GP_10(bank, fn, sfx) PORT_GP_CFG_10(bank, fn, sfx, 0)
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#define PORT_GP_CFG_12(bank, fn, sfx, cfg) \
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PORT_GP_CFG_10(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 10, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 11, fn, sfx, cfg)
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#define PORT_GP_12(bank, fn, sfx) PORT_GP_CFG_12(bank, fn, sfx, 0)
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#define PORT_GP_CFG_14(bank, fn, sfx, cfg) \
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PORT_GP_CFG_12(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 12, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 13, fn, sfx, cfg)
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#define PORT_GP_14(bank, fn, sfx) PORT_GP_CFG_14(bank, fn, sfx, 0)
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#define PORT_GP_CFG_15(bank, fn, sfx, cfg) \
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PORT_GP_CFG_14(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 14, fn, sfx, cfg)
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#define PORT_GP_15(bank, fn, sfx) PORT_GP_CFG_15(bank, fn, sfx, 0)
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#define PORT_GP_CFG_16(bank, fn, sfx, cfg) \
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PORT_GP_CFG_15(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 15, fn, sfx, cfg)
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#define PORT_GP_16(bank, fn, sfx) PORT_GP_CFG_16(bank, fn, sfx, 0)
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#define PORT_GP_CFG_17(bank, fn, sfx, cfg) \
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PORT_GP_CFG_16(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 16, fn, sfx, cfg)
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#define PORT_GP_17(bank, fn, sfx) PORT_GP_CFG_17(bank, fn, sfx, 0)
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#define PORT_GP_CFG_18(bank, fn, sfx, cfg) \
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PORT_GP_CFG_17(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 17, fn, sfx, cfg)
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#define PORT_GP_18(bank, fn, sfx) PORT_GP_CFG_18(bank, fn, sfx, 0)
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#define PORT_GP_CFG_20(bank, fn, sfx, cfg) \
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PORT_GP_CFG_18(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 18, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 19, fn, sfx, cfg)
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#define PORT_GP_20(bank, fn, sfx) PORT_GP_CFG_20(bank, fn, sfx, 0)
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#define PORT_GP_CFG_21(bank, fn, sfx, cfg) \
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PORT_GP_CFG_20(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 20, fn, sfx, cfg)
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#define PORT_GP_21(bank, fn, sfx) PORT_GP_CFG_21(bank, fn, sfx, 0)
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#define PORT_GP_CFG_23(bank, fn, sfx, cfg) \
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PORT_GP_CFG_21(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 21, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 22, fn, sfx, cfg)
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#define PORT_GP_23(bank, fn, sfx) PORT_GP_CFG_23(bank, fn, sfx, 0)
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#define PORT_GP_CFG_24(bank, fn, sfx, cfg) \
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PORT_GP_CFG_23(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 23, fn, sfx, cfg)
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#define PORT_GP_24(bank, fn, sfx) PORT_GP_CFG_24(bank, fn, sfx, 0)
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#define PORT_GP_CFG_26(bank, fn, sfx, cfg) \
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PORT_GP_CFG_24(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 24, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 25, fn, sfx, cfg)
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#define PORT_GP_26(bank, fn, sfx) PORT_GP_CFG_26(bank, fn, sfx, 0)
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#define PORT_GP_CFG_28(bank, fn, sfx, cfg) \
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PORT_GP_CFG_26(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 26, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 27, fn, sfx, cfg)
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#define PORT_GP_28(bank, fn, sfx) PORT_GP_CFG_28(bank, fn, sfx, 0)
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#define PORT_GP_CFG_29(bank, fn, sfx, cfg) \
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PORT_GP_CFG_28(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 28, fn, sfx, cfg)
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#define PORT_GP_29(bank, fn, sfx) PORT_GP_CFG_29(bank, fn, sfx, 0)
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#define PORT_GP_CFG_30(bank, fn, sfx, cfg) \
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PORT_GP_CFG_29(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 29, fn, sfx, cfg)
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#define PORT_GP_30(bank, fn, sfx) PORT_GP_CFG_30(bank, fn, sfx, 0)
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#define PORT_GP_CFG_32(bank, fn, sfx, cfg) \
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PORT_GP_CFG_30(bank, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 30, fn, sfx, cfg), \
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PORT_GP_CFG_1(bank, 31, fn, sfx, cfg)
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#define PORT_GP_32(bank, fn, sfx) PORT_GP_CFG_32(bank, fn, sfx, 0)
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#define PORT_GP_32_REV(bank, fn, sfx) \
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PORT_GP_1(bank, 31, fn, sfx), PORT_GP_1(bank, 30, fn, sfx), \
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PORT_GP_1(bank, 29, fn, sfx), PORT_GP_1(bank, 28, fn, sfx), \
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PORT_GP_1(bank, 27, fn, sfx), PORT_GP_1(bank, 26, fn, sfx), \
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PORT_GP_1(bank, 25, fn, sfx), PORT_GP_1(bank, 24, fn, sfx), \
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PORT_GP_1(bank, 23, fn, sfx), PORT_GP_1(bank, 22, fn, sfx), \
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PORT_GP_1(bank, 21, fn, sfx), PORT_GP_1(bank, 20, fn, sfx), \
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PORT_GP_1(bank, 19, fn, sfx), PORT_GP_1(bank, 18, fn, sfx), \
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PORT_GP_1(bank, 17, fn, sfx), PORT_GP_1(bank, 16, fn, sfx), \
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PORT_GP_1(bank, 15, fn, sfx), PORT_GP_1(bank, 14, fn, sfx), \
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PORT_GP_1(bank, 13, fn, sfx), PORT_GP_1(bank, 12, fn, sfx), \
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PORT_GP_1(bank, 11, fn, sfx), PORT_GP_1(bank, 10, fn, sfx), \
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PORT_GP_1(bank, 9, fn, sfx), PORT_GP_1(bank, 8, fn, sfx), \
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PORT_GP_1(bank, 7, fn, sfx), PORT_GP_1(bank, 6, fn, sfx), \
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PORT_GP_1(bank, 5, fn, sfx), PORT_GP_1(bank, 4, fn, sfx), \
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PORT_GP_1(bank, 3, fn, sfx), PORT_GP_1(bank, 2, fn, sfx), \
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PORT_GP_1(bank, 1, fn, sfx), PORT_GP_1(bank, 0, fn, sfx)
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/* GP_ALL(suffix) - Expand to a list of GP_#_#_suffix */
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#define _GP_ALL(bank, pin, name, sfx, cfg) name##_##sfx
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#define GP_ALL(str) CPU_ALL_PORT(_GP_ALL, str)
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/* PINMUX_GPIO_GP_ALL - Expand to a list of sh_pfc_pin entries */
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#define _GP_GPIO(bank, _pin, _name, sfx, cfg) \
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{ \
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.pin = (bank * 32) + _pin, \
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.name = __stringify(_name), \
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.enum_id = _name##_DATA, \
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.configs = cfg, \
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}
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#define PINMUX_GPIO_GP_ALL() CPU_ALL_PORT(_GP_GPIO, unused)
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/* PINMUX_DATA_GP_ALL - Expand to a list of name_DATA, name_FN marks */
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#define _GP_DATA(bank, pin, name, sfx, cfg) PINMUX_DATA(name##_DATA, name##_FN)
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#define PINMUX_DATA_GP_ALL() CPU_ALL_PORT(_GP_DATA, unused)
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/*
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* PORT style (linear pin space)
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*/
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#define PORT_1(pn, fn, pfx, sfx) fn(pn, pfx, sfx)
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#define PORT_10(pn, fn, pfx, sfx) \
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PORT_1(pn, fn, pfx##0, sfx), PORT_1(pn+1, fn, pfx##1, sfx), \
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PORT_1(pn+2, fn, pfx##2, sfx), PORT_1(pn+3, fn, pfx##3, sfx), \
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PORT_1(pn+4, fn, pfx##4, sfx), PORT_1(pn+5, fn, pfx##5, sfx), \
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PORT_1(pn+6, fn, pfx##6, sfx), PORT_1(pn+7, fn, pfx##7, sfx), \
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PORT_1(pn+8, fn, pfx##8, sfx), PORT_1(pn+9, fn, pfx##9, sfx)
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#define PORT_90(pn, fn, pfx, sfx) \
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PORT_10(pn+10, fn, pfx##1, sfx), PORT_10(pn+20, fn, pfx##2, sfx), \
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PORT_10(pn+30, fn, pfx##3, sfx), PORT_10(pn+40, fn, pfx##4, sfx), \
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PORT_10(pn+50, fn, pfx##5, sfx), PORT_10(pn+60, fn, pfx##6, sfx), \
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PORT_10(pn+70, fn, pfx##7, sfx), PORT_10(pn+80, fn, pfx##8, sfx), \
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PORT_10(pn+90, fn, pfx##9, sfx)
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/* PORT_ALL(suffix) - Expand to a list of PORT_#_suffix */
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#define _PORT_ALL(pn, pfx, sfx) pfx##_##sfx
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#define PORT_ALL(str) CPU_ALL_PORT(_PORT_ALL, PORT, str)
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/* PINMUX_GPIO - Expand to a sh_pfc_pin entry */
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#define PINMUX_GPIO(_pin) \
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[GPIO_##_pin] = { \
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.pin = (u16)-1, \
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.name = __stringify(GPIO_##_pin), \
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.enum_id = _pin##_DATA, \
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}
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/* SH_PFC_PIN_CFG - Expand to a sh_pfc_pin entry (named PORT#) with config */
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#define SH_PFC_PIN_CFG(_pin, cfgs) \
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{ \
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.pin = _pin, \
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.name = __stringify(PORT##_pin), \
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.enum_id = PORT##_pin##_DATA, \
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.configs = cfgs, \
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}
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/* SH_PFC_PIN_NAMED - Expand to a sh_pfc_pin entry with the given name */
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#define SH_PFC_PIN_NAMED(row, col, _name) \
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{ \
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.pin = PIN_NUMBER(row, col), \
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.name = __stringify(PIN_##_name), \
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.configs = SH_PFC_PIN_CFG_NO_GPIO, \
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}
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/* SH_PFC_PIN_NAMED_CFG - Expand to a sh_pfc_pin entry with the given name */
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#define SH_PFC_PIN_NAMED_CFG(row, col, _name, cfgs) \
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{ \
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.pin = PIN_NUMBER(row, col), \
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.name = __stringify(PIN_##_name), \
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.configs = SH_PFC_PIN_CFG_NO_GPIO | cfgs, \
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}
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/* PINMUX_DATA_ALL - Expand to a list of PORT_name_DATA, PORT_name_FN0,
|
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* PORT_name_OUT, PORT_name_IN marks
|
|
*/
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|
#define _PORT_DATA(pn, pfx, sfx) \
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PINMUX_DATA(PORT##pfx##_DATA, PORT##pfx##_FN0, \
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PORT##pfx##_OUT, PORT##pfx##_IN)
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|
#define PINMUX_DATA_ALL() CPU_ALL_PORT(_PORT_DATA, , unused)
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|
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/* GPIO_FN(name) - Expand to a sh_pfc_pin entry for a function GPIO */
|
|
#define PINMUX_GPIO_FN(gpio, base, data_or_mark) \
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|
[gpio - (base)] = { \
|
|
.name = __stringify(gpio), \
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|
.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))
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|
|
#endif /* __SH_PFC_H */
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