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/*
* Copyright 2012 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __ASM_ARCH_VYBRID_PINS_H__
#define __ASM_ARCH_VYBRID_PINS_H__
#ifndef __ASSEMBLY__
/*!
* Starting bit position within each entry of \b iomux_pins to represent the
* MUX control register offset
*/
#define MUX_I 0
/*!
* Starting bit position within each entry of \b iomux_pins to represent the
* PAD control register offset
*/
#define PAD_I 10
/*!
* Starting bit position within each entry of \b iomux_pins to represent which
* mux mode is for GPIO (0-based)
*/
#define GPIO_I 21
#define MUX_IO_P 29
#define MUX_IO_I 24
#define IOMUX_TO_GPIO(pin) ((((unsigned int)pin >> MUX_IO_P) * \
GPIO_NUM_PIN) + ((pin >> MUX_IO_I) &\
((1 << (MUX_IO_P - MUX_IO_I)) - 1)))
#define IOMUX_TO_IRQ(pin) (MXC_GPIO_INT_BASE + IOMUX_TO_GPIO(pin))
#define GPIO_TO_PORT(n) (n / GPIO_NUM_PIN)
#define GPIO_TO_INDEX(n) (n % GPIO_NUM_PIN)
#define NON_GPIO_PORT 0x7
#define PIN_TO_MUX_MASK ((1 << (PAD_I - MUX_I)) - 1)
#define PIN_TO_PAD_MASK ((1 << (GPIO_I - PAD_I)) - 1)
#define PIN_TO_ALT_GPIO_MASK ((1 << (MUX_IO_I - GPIO_I)) - 1)
#define NON_MUX_I PIN_TO_MUX_MASK
#define NON_PAD_I PIN_TO_PAD_MASK
#define MUX_I_START 0x001C
#define PAD_I_START 0x3F0
#define INPUT_CTL_START 0x8C4
#define MUX_I_END (PAD_I_START - 4)
#define _VYBRID_BUILD_PIN(gp, gi, ga, mi, pi) \
(((gp) << MUX_IO_P) | ((gi) << MUX_IO_I) | \
((mi) << MUX_I) | \
((pi - PAD_I_START) << PAD_I) | \
((ga) << GPIO_I))
#define _VYBRID_BUILD_GPIO_PIN(gp, gi, ga, mi, pi) \
_VYBRID_BUILD_PIN(gp, gi, ga, mi, pi)
#define _VYBRID_BUILD_NON_GPIO_PIN(mi, pi) \
_VYBRID_BUILD_PIN(NON_GPIO_PORT, 0, 0, mi, pi)
#define PIN_TO_IOMUX_MUX(pin) ((pin >> MUX_I) & PIN_TO_MUX_MASK)
#define PIN_TO_IOMUX_PAD(pin) ((pin >> PAD_I) & PIN_TO_PAD_MASK)
#define PIN_TO_ALT_GPIO(pin) ((pin >> GPIO_I) & PIN_TO_ALT_GPIO_MASK)
#define PIN_TO_IOMUX_INDEX(pin) (PIN_TO_IOMUX_MUX(pin) >> 2)
typedef enum iomux_input_select {
AUDMUX_P4_INPUT = 0,
} iomux_input_select_t;
#endif /* __ASSEMBLY__ */
#endif /* __ASM_ARCH_VYBRID_PINS_H__ */
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