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https://github.com/edk2-porting/linux-next.git
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bd8d0cbaa0
This patch move PORT_DATA_xx helper macro to sh_pfc.h. and pfc-sh7372.c used it Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
144 lines
3.8 KiB
C
144 lines
3.8 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 <asm-generic/gpio.h>
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typedef unsigned short pinmux_enum_t;
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typedef unsigned short pinmux_flag_t;
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#define PINMUX_TYPE_NONE 0
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#define PINMUX_TYPE_FUNCTION 1
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#define PINMUX_TYPE_GPIO 2
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#define PINMUX_TYPE_OUTPUT 3
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#define PINMUX_TYPE_INPUT 4
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#define PINMUX_TYPE_INPUT_PULLUP 5
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#define PINMUX_TYPE_INPUT_PULLDOWN 6
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#define PINMUX_FLAG_TYPE (0x7)
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#define PINMUX_FLAG_WANT_PULLUP (1 << 3)
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#define PINMUX_FLAG_WANT_PULLDOWN (1 << 4)
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#define PINMUX_FLAG_DBIT_SHIFT 5
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#define PINMUX_FLAG_DBIT (0x1f << PINMUX_FLAG_DBIT_SHIFT)
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#define PINMUX_FLAG_DREG_SHIFT 10
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#define PINMUX_FLAG_DREG (0x3f << PINMUX_FLAG_DREG_SHIFT)
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struct pinmux_gpio {
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pinmux_enum_t enum_id;
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pinmux_flag_t flags;
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};
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#define PINMUX_GPIO(gpio, data_or_mark) [gpio] = { data_or_mark }
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#define PINMUX_DATA(data_or_mark, ids...) data_or_mark, ids, 0
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struct pinmux_cfg_reg {
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unsigned long reg, reg_width, field_width;
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unsigned long *cnt;
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pinmux_enum_t *enum_ids;
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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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.cnt = (unsigned long [r_width / f_width]) {}, \
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.enum_ids = (pinmux_enum_t [(r_width / f_width) * (1 << f_width)]) \
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struct pinmux_data_reg {
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unsigned long reg, reg_width, reg_shadow;
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pinmux_enum_t *enum_ids;
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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 = (pinmux_enum_t [r_width]) \
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struct pinmux_irq {
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int irq;
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pinmux_enum_t *enum_ids;
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};
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#define PINMUX_IRQ(irq_nr, ids...) \
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{ .irq = irq_nr, .enum_ids = (pinmux_enum_t []) { ids, 0 } } \
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struct pinmux_range {
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pinmux_enum_t begin;
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pinmux_enum_t end;
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pinmux_enum_t force;
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};
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struct pinmux_info {
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char *name;
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pinmux_enum_t reserved_id;
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struct pinmux_range data;
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struct pinmux_range input;
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struct pinmux_range input_pd;
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struct pinmux_range input_pu;
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struct pinmux_range output;
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struct pinmux_range mark;
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struct pinmux_range function;
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unsigned first_gpio, last_gpio;
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struct pinmux_gpio *gpios;
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struct pinmux_cfg_reg *cfg_regs;
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struct pinmux_data_reg *data_regs;
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pinmux_enum_t *gpio_data;
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unsigned int gpio_data_size;
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struct pinmux_irq *gpio_irq;
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unsigned int gpio_irq_size;
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struct gpio_chip chip;
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};
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int register_pinmux(struct pinmux_info *pip);
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int unregister_pinmux(struct pinmux_info *pip);
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/* helper macro for pinmux_enum_t */
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#define PORT_DATA_I(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, PORT##nr##_IN)
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#define PORT_DATA_I_PD(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, \
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PORT##nr##_IN, PORT##nr##_IN_PD)
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#define PORT_DATA_I_PU(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, \
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PORT##nr##_IN, PORT##nr##_IN_PU)
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#define PORT_DATA_I_PU_PD(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, \
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PORT##nr##_IN, PORT##nr##_IN_PD, PORT##nr##_IN_PU)
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#define PORT_DATA_O(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, PORT##nr##_OUT)
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#define PORT_DATA_IO(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, PORT##nr##_OUT, \
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PORT##nr##_IN)
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#define PORT_DATA_IO_PD(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, PORT##nr##_OUT, \
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PORT##nr##_IN, PORT##nr##_IN_PD)
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#define PORT_DATA_IO_PU(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, PORT##nr##_OUT, \
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PORT##nr##_IN, PORT##nr##_IN_PU)
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#define PORT_DATA_IO_PU_PD(nr) \
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PINMUX_DATA(PORT##nr##_DATA, PORT##nr##_FN0, PORT##nr##_OUT, \
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PORT##nr##_IN, PORT##nr##_IN_PD, PORT##nr##_IN_PU)
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#endif /* __SH_PFC_H */
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