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Commit eb3cf18c authored by Linus Walleij's avatar Linus Walleij Committed by Russell King
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ARM: 7033/1: mach-u300: break out GPIO driver specifics 

The <mach/gpio.h> file is included from upper directories
and deal with generic GPIO and gpiolib stuff. Break out the
platform and driver specific defines and functions into its own
header file.
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent 0f332861
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Showing with 259 additions and 246 deletions
arch/arm/mach-u300/include/mach/gpio-u300.h 0 → 100644
View file @ eb3cf18c
/*
* Copyright (C) 2007-2011 ST-Ericsson AB
* License terms: GNU General Public License (GPL) version 2
* GPIO block resgister definitions and inline macros for
* U300 GPIO COH 901 335 or COH 901 571/3
* Author: Linus Walleij <linus.walleij@stericsson.com>
*/
#ifndef __MACH_U300_GPIO_U300_H
#define __MACH_U300_GPIO_U300_H
#include <linux/kernel.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include <asm/irq.h>
/* Switch type depending on platform/chip variant */
#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330)
#define U300_COH901335
#endif
#if defined(CONFIG_MACH_U300_BS365) || defined(CONFIG_MACH_U300_BS335)
#define U300_COH901571_3
#endif
/* Get base address for regs here */
#include "u300-regs.h"
/* IRQ numbers */
#include "irqs.h"
/*
* This is the GPIO block definitions. GPIO (General Purpose I/O) can be
* used for anything, and often is. The event/enable etc figures are for
* the lowermost pin (pin 0 on each port), shift this left to match your
* pin if you're gonna use these values.
*/
#ifdef U300_COH901335
#define U300_GPIO_PORTX_SPACING (0x1C)
/* Port X Pin Data Register 32bit, this is both input and output (R/W) */
#define U300_GPIO_PXPDIR (0x00)
#define U300_GPIO_PXPDOR (0x00)
/* Port X Pin Config Register 32bit (R/W) */
#define U300_GPIO_PXPCR (0x04)
#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL)
#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL)
#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL)
#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL)
/* Port X Interrupt Event Register 32bit (R/W) */
#define U300_GPIO_PXIEV (0x08)
#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL)
#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL)
/* Port X Interrupt Enable Register 32bit (R/W) */
#define U300_GPIO_PXIEN (0x0C)
#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL)
#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL)
/* Port X Interrupt Force Register 32bit (R/W) */
#define U300_GPIO_PXIFR (0x10)
#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL)
#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL)
/* Port X Interrupt Config Register 32bit (R/W) */
#define U300_GPIO_PXICR (0x14)
#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL)
#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL)
#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL)
#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL)
/* Port X Pull-up Enable Register 32bit (R/W) */
#define U300_GPIO_PXPER (0x18)
#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL)
#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL)
/* Control Register 32bit (R/W) */
#define U300_GPIO_CR (0x54)
#define U300_GPIO_CR_BLOCK_CLOCK_ENABLE (0x00000001UL)
/* three ports of 8 bits each = GPIO pins 0..23 */
#define U300_GPIO_NUM_PORTS 3
#define U300_GPIO_PINS_PER_PORT 8
#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1)
#endif
#ifdef U300_COH901571_3
/*
* Control Register 32bit (R/W)
* bit 15-9 (mask 0x0000FE00) contains the number of cores. 8*cores
* gives the number of GPIO pins.
* bit 8-2 (mask 0x000001FC) contains the core version ID.
*/
#define U300_GPIO_CR (0x00)
#define U300_GPIO_CR_SYNC_SEL_ENABLE (0x00000002UL)
#define U300_GPIO_CR_BLOCK_CLKRQ_ENABLE (0x00000001UL)
#define U300_GPIO_PORTX_SPACING (0x30)
/* Port X Pin Data INPUT Register 32bit (R/W) */
#define U300_GPIO_PXPDIR (0x04)
/* Port X Pin Data OUTPUT Register 32bit (R/W) */
#define U300_GPIO_PXPDOR (0x08)
/* Port X Pin Config Register 32bit (R/W) */
#define U300_GPIO_PXPCR (0x0C)
#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL)
#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL)
#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL)
#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL)
/* Port X Pull-up Enable Register 32bit (R/W) */
#define U300_GPIO_PXPER (0x10)
#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL)
#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL)
/* Port X Interrupt Event Register 32bit (R/W) */
#define U300_GPIO_PXIEV (0x14)
#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL)
#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL)
/* Port X Interrupt Enable Register 32bit (R/W) */
#define U300_GPIO_PXIEN (0x18)
#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL)
#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL)
/* Port X Interrupt Force Register 32bit (R/W) */
#define U300_GPIO_PXIFR (0x1C)
#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL)
#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL)
/* Port X Interrupt Config Register 32bit (R/W) */
#define U300_GPIO_PXICR (0x20)
#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL)
#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL)
#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL)
#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL)
#ifdef CONFIG_MACH_U300_BS335
/* seven ports of 8 bits each = GPIO pins 0..55 */
#define U300_GPIO_NUM_PORTS 7
#else
/* five ports of 8 bits each = GPIO pins 0..39 */
#define U300_GPIO_NUM_PORTS 5
#endif
#define U300_GPIO_PINS_PER_PORT 8
#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1)
#endif
/*
* Individual pin assignments for the B26/S26. Notice that the
* actual usage of these pins depends on the PAD MUX settings, that
* is why the same number can potentially appear several times.
* In the reference design each pin is only used for one purpose.
* These were determined by inspecting the B26/S26 schematic:
* 2/1911-ROA 128 1603
*/
#ifdef CONFIG_MACH_U300_BS2X
#define U300_GPIO_PIN_UART_RX 0
#define U300_GPIO_PIN_UART_TX 1
#define U300_GPIO_PIN_GPIO02 2 /* Unrouted */
#define U300_GPIO_PIN_GPIO03 3 /* Unrouted */
#define U300_GPIO_PIN_CAM_SLEEP 4
#define U300_GPIO_PIN_CAM_REG_EN 5
#define U300_GPIO_PIN_GPIO06 6 /* Unrouted */
#define U300_GPIO_PIN_GPIO07 7 /* Unrouted */
#define U300_GPIO_PIN_GPIO08 8 /* Service point SP2321 */
#define U300_GPIO_PIN_GPIO09 9 /* Service point SP2322 */
#define U300_GPIO_PIN_PHFSENSE 10 /* Headphone jack sensing */
#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */
#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */
#define U300_GPIO_PIN_FLIPSENSE 13 /* Mechanical flip sensing */
#define U300_GPIO_PIN_GPIO14 14 /* DSP JTAG Port RTCK */
#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */
#define U300_GPIO_PIN_GPIO16 16 /* Unrouted */
#define U300_GPIO_PIN_GPIO17 17 /* Unrouted */
#define U300_GPIO_PIN_GPIO18 18 /* Unrouted */
#define U300_GPIO_PIN_GPIO19 19 /* Unrouted */
#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */
#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */
#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */
#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */
#endif
/*
* Individual pin assignments for the B330/S330 and B365/S365.
* Notice that the actual usage of these pins depends on the
* PAD MUX settings, that is why the same number can potentially
* appear several times. In the reference design each pin is only
* used for one purpose. These were determined by inspecting the
* S365 schematic.
*/
#if defined(CONFIG_MACH_U300_BS330) || defined(CONFIG_MACH_U300_BS365) || \
defined(CONFIG_MACH_U300_BS335)
#define U300_GPIO_PIN_UART_RX 0
#define U300_GPIO_PIN_UART_TX 1
#define U300_GPIO_PIN_UART_CTS 2
#define U300_GPIO_PIN_UART_RTS 3
#define U300_GPIO_PIN_CAM_MAIN_STANDBY 4 /* Camera MAIN standby */
#define U300_GPIO_PIN_GPIO05 5 /* Unrouted */
#define U300_GPIO_PIN_MS_CD 6 /* Memory Stick Card insertion */
#define U300_GPIO_PIN_GPIO07 7 /* Test point TP2430 */
#define U300_GPIO_PIN_GPIO08 8 /* Test point TP2437 */
#define U300_GPIO_PIN_GPIO09 9 /* Test point TP2431 */
#define U300_GPIO_PIN_GPIO10 10 /* Test point TP2432 */
#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */
#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */
#define U300_GPIO_PIN_CAM_SUB_STANDBY 13 /* Camera SUB standby */
#define U300_GPIO_PIN_GPIO14 14 /* Test point TP2436 */
#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */
#define U300_GPIO_PIN_GPIO16 16 /* Test point TP2438 */
#define U300_GPIO_PIN_PHFSENSE 17 /* Headphone jack sensing */
#define U300_GPIO_PIN_GPIO18 18 /* Test point TP2439 */
#define U300_GPIO_PIN_GPIO19 19 /* Routed somewhere */
#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */
#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */
#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */
#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */
#define U300_GPIO_PIN_GPIO24 24 /* Unrouted */
#define U300_GPIO_PIN_GPIO25 25 /* Unrouted */
#define U300_GPIO_PIN_GPIO26 26 /* Unrouted */
#define U300_GPIO_PIN_GPIO27 27 /* Unrouted */
#define U300_GPIO_PIN_GPIO28 28 /* Unrouted */
#define U300_GPIO_PIN_GPIO29 29 /* Unrouted */
#define U300_GPIO_PIN_GPIO30 30 /* Unrouted */
#define U300_GPIO_PIN_GPIO31 31 /* Unrouted */
#define U300_GPIO_PIN_GPIO32 32 /* Unrouted */
#define U300_GPIO_PIN_GPIO33 33 /* Unrouted */
#define U300_GPIO_PIN_GPIO34 34 /* Unrouted */
#define U300_GPIO_PIN_GPIO35 35 /* Unrouted */
#define U300_GPIO_PIN_GPIO36 36 /* Unrouted */
#define U300_GPIO_PIN_GPIO37 37 /* Unrouted */
#define U300_GPIO_PIN_GPIO38 38 /* Unrouted */
#define U300_GPIO_PIN_GPIO39 39 /* Unrouted */
#ifdef CONFIG_MACH_U300_BS335
#define U300_GPIO_PIN_GPIO40 40 /* Unrouted */
#define U300_GPIO_PIN_GPIO41 41 /* Unrouted */
#define U300_GPIO_PIN_GPIO42 42 /* Unrouted */
#define U300_GPIO_PIN_GPIO43 43 /* Unrouted */
#define U300_GPIO_PIN_GPIO44 44 /* Unrouted */
#define U300_GPIO_PIN_GPIO45 45 /* Unrouted */
#define U300_GPIO_PIN_GPIO46 46 /* Unrouted */
#define U300_GPIO_PIN_GPIO47 47 /* Unrouted */
#define U300_GPIO_PIN_GPIO48 48 /* Unrouted */
#define U300_GPIO_PIN_GPIO49 49 /* Unrouted */
#define U300_GPIO_PIN_GPIO50 50 /* Unrouted */
#define U300_GPIO_PIN_GPIO51 51 /* Unrouted */
#define U300_GPIO_PIN_GPIO52 52 /* Unrouted */
#define U300_GPIO_PIN_GPIO53 53 /* Unrouted */
#define U300_GPIO_PIN_GPIO54 54 /* Unrouted */
#define U300_GPIO_PIN_GPIO55 55 /* Unrouted */
#endif
#endif
#endif /* __MACH_U300_GPIO_U300_H */
arch/arm/mach-u300/include/mach/gpio.h
View file @ eb3cf18c
...@@ -13,252 +13,8 @@ ...@@ -13,252 +13,8 @@
#ifndef __MACH_U300_GPIO_H #ifndef __MACH_U300_GPIO_H
#define __MACH_U300_GPIO_H #define __MACH_U300_GPIO_H
#include <linux/kernel.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#define __ARM_GPIOLIB_COMPLEX #define __ARM_GPIOLIB_COMPLEX
/* Switch type depending on platform/chip variant */
#if defined(CONFIG_MACH_U300_BS2X) || defined(CONFIG_MACH_U300_BS330)
#define U300_COH901335
#endif
#if defined(CONFIG_MACH_U300_BS365) || defined(CONFIG_MACH_U300_BS335)
#define U300_COH901571_3
#endif
/* Get base address for regs here */
#include "u300-regs.h"
/* IRQ numbers */
#include "irqs.h"
/*
* This is the GPIO block definitions. GPIO (General Purpose I/O) can be
* used for anything, and often is. The event/enable etc figures are for
* the lowermost pin (pin 0 on each port), shift this left to match your
* pin if you're gonna use these values.
*/
#ifdef U300_COH901335
#define U300_GPIO_PORTX_SPACING (0x1C)
/* Port X Pin Data Register 32bit, this is both input and output (R/W) */
#define U300_GPIO_PXPDIR (0x00)
#define U300_GPIO_PXPDOR (0x00)
/* Port X Pin Config Register 32bit (R/W) */
#define U300_GPIO_PXPCR (0x04)
#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL)
#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL)
#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL)
#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL)
/* Port X Interrupt Event Register 32bit (R/W) */
#define U300_GPIO_PXIEV (0x08)
#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL)
#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL)
/* Port X Interrupt Enable Register 32bit (R/W) */
#define U300_GPIO_PXIEN (0x0C)
#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL)
#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL)
/* Port X Interrupt Force Register 32bit (R/W) */
#define U300_GPIO_PXIFR (0x10)
#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL)
#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL)
/* Port X Interrupt Config Register 32bit (R/W) */
#define U300_GPIO_PXICR (0x14)
#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL)
#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL)
#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL)
#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL)
/* Port X Pull-up Enable Register 32bit (R/W) */
#define U300_GPIO_PXPER (0x18)
#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL)
#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL)
/* Control Register 32bit (R/W) */
#define U300_GPIO_CR (0x54)
#define U300_GPIO_CR_BLOCK_CLOCK_ENABLE (0x00000001UL)
/* three ports of 8 bits each = GPIO pins 0..23 */
#define U300_GPIO_NUM_PORTS 3
#define U300_GPIO_PINS_PER_PORT 8
#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1)
#endif
#ifdef U300_COH901571_3
/*
* Control Register 32bit (R/W)
* bit 15-9 (mask 0x0000FE00) contains the number of cores. 8*cores
* gives the number of GPIO pins.
* bit 8-2 (mask 0x000001FC) contains the core version ID.
*/
#define U300_GPIO_CR (0x00)
#define U300_GPIO_CR_SYNC_SEL_ENABLE (0x00000002UL)
#define U300_GPIO_CR_BLOCK_CLKRQ_ENABLE (0x00000001UL)
#define U300_GPIO_PORTX_SPACING (0x30)
/* Port X Pin Data INPUT Register 32bit (R/W) */
#define U300_GPIO_PXPDIR (0x04)
/* Port X Pin Data OUTPUT Register 32bit (R/W) */
#define U300_GPIO_PXPDOR (0x08)
/* Port X Pin Config Register 32bit (R/W) */
#define U300_GPIO_PXPCR (0x0C)
#define U300_GPIO_PXPCR_ALL_PINS_MODE_MASK (0x0000FFFFUL)
#define U300_GPIO_PXPCR_PIN_MODE_MASK (0x00000003UL)
#define U300_GPIO_PXPCR_PIN_MODE_SHIFT (0x00000002UL)
#define U300_GPIO_PXPCR_PIN_MODE_INPUT (0x00000000UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_PUSH_PULL (0x00000001UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_DRAIN (0x00000002UL)
#define U300_GPIO_PXPCR_PIN_MODE_OUTPUT_OPEN_SOURCE (0x00000003UL)
/* Port X Pull-up Enable Register 32bit (R/W) */
#define U300_GPIO_PXPER (0x10)
#define U300_GPIO_PXPER_ALL_PULL_UP_DISABLE_MASK (0x000000FFUL)
#define U300_GPIO_PXPER_PULL_UP_DISABLE (0x00000001UL)
/* Port X Interrupt Event Register 32bit (R/W) */
#define U300_GPIO_PXIEV (0x14)
#define U300_GPIO_PXIEV_ALL_IRQ_EVENT_MASK (0x000000FFUL)
#define U300_GPIO_PXIEV_IRQ_EVENT (0x00000001UL)
/* Port X Interrupt Enable Register 32bit (R/W) */
#define U300_GPIO_PXIEN (0x18)
#define U300_GPIO_PXIEN_ALL_IRQ_ENABLE_MASK (0x000000FFUL)
#define U300_GPIO_PXIEN_IRQ_ENABLE (0x00000001UL)
/* Port X Interrupt Force Register 32bit (R/W) */
#define U300_GPIO_PXIFR (0x1C)
#define U300_GPIO_PXIFR_ALL_IRQ_FORCE_MASK (0x000000FFUL)
#define U300_GPIO_PXIFR_IRQ_FORCE (0x00000001UL)
/* Port X Interrupt Config Register 32bit (R/W) */
#define U300_GPIO_PXICR (0x20)
#define U300_GPIO_PXICR_ALL_IRQ_CONFIG_MASK (0x000000FFUL)
#define U300_GPIO_PXICR_IRQ_CONFIG_MASK (0x00000001UL)
#define U300_GPIO_PXICR_IRQ_CONFIG_FALLING_EDGE (0x00000000UL)
#define U300_GPIO_PXICR_IRQ_CONFIG_RISING_EDGE (0x00000001UL)
#ifdef CONFIG_MACH_U300_BS335
/* seven ports of 8 bits each = GPIO pins 0..55 */
#define U300_GPIO_NUM_PORTS 7
#else
/* five ports of 8 bits each = GPIO pins 0..39 */
#define U300_GPIO_NUM_PORTS 5
#endif
#define U300_GPIO_PINS_PER_PORT 8
#define U300_GPIO_MAX (U300_GPIO_PINS_PER_PORT * U300_GPIO_NUM_PORTS - 1)
#endif
/*
* Individual pin assignments for the B26/S26. Notice that the
* actual usage of these pins depends on the PAD MUX settings, that
* is why the same number can potentially appear several times.
* In the reference design each pin is only used for one purpose.
* These were determined by inspecting the B26/S26 schematic:
* 2/1911-ROA 128 1603
*/
#ifdef CONFIG_MACH_U300_BS2X
#define U300_GPIO_PIN_UART_RX 0
#define U300_GPIO_PIN_UART_TX 1
#define U300_GPIO_PIN_GPIO02 2 /* Unrouted */
#define U300_GPIO_PIN_GPIO03 3 /* Unrouted */
#define U300_GPIO_PIN_CAM_SLEEP 4
#define U300_GPIO_PIN_CAM_REG_EN 5
#define U300_GPIO_PIN_GPIO06 6 /* Unrouted */
#define U300_GPIO_PIN_GPIO07 7 /* Unrouted */
#define U300_GPIO_PIN_GPIO08 8 /* Service point SP2321 */
#define U300_GPIO_PIN_GPIO09 9 /* Service point SP2322 */
#define U300_GPIO_PIN_PHFSENSE 10 /* Headphone jack sensing */
#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */
#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */
#define U300_GPIO_PIN_FLIPSENSE 13 /* Mechanical flip sensing */
#define U300_GPIO_PIN_GPIO14 14 /* DSP JTAG Port RTCK */
#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */
#define U300_GPIO_PIN_GPIO16 16 /* Unrouted */
#define U300_GPIO_PIN_GPIO17 17 /* Unrouted */
#define U300_GPIO_PIN_GPIO18 18 /* Unrouted */
#define U300_GPIO_PIN_GPIO19 19 /* Unrouted */
#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */
#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */
#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */
#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */
#endif
/*
* Individual pin assignments for the B330/S330 and B365/S365.
* Notice that the actual usage of these pins depends on the
* PAD MUX settings, that is why the same number can potentially
* appear several times. In the reference design each pin is only
* used for one purpose. These were determined by inspecting the
* S365 schematic.
*/
#if defined(CONFIG_MACH_U300_BS330) || defined(CONFIG_MACH_U300_BS365) || \
defined(CONFIG_MACH_U300_BS335)
#define U300_GPIO_PIN_UART_RX 0
#define U300_GPIO_PIN_UART_TX 1
#define U300_GPIO_PIN_UART_CTS 2
#define U300_GPIO_PIN_UART_RTS 3
#define U300_GPIO_PIN_CAM_MAIN_STANDBY 4 /* Camera MAIN standby */
#define U300_GPIO_PIN_GPIO05 5 /* Unrouted */
#define U300_GPIO_PIN_MS_CD 6 /* Memory Stick Card insertion */
#define U300_GPIO_PIN_GPIO07 7 /* Test point TP2430 */
#define U300_GPIO_PIN_GPIO08 8 /* Test point TP2437 */
#define U300_GPIO_PIN_GPIO09 9 /* Test point TP2431 */
#define U300_GPIO_PIN_GPIO10 10 /* Test point TP2432 */
#define U300_GPIO_PIN_MMC_CLKRET 11 /* Clock return from MMC/SD card */
#define U300_GPIO_PIN_MMC_CD 12 /* MMC Card insertion detection */
#define U300_GPIO_PIN_CAM_SUB_STANDBY 13 /* Camera SUB standby */
#define U300_GPIO_PIN_GPIO14 14 /* Test point TP2436 */
#define U300_GPIO_PIN_GPIO15 15 /* Unrouted */
#define U300_GPIO_PIN_GPIO16 16 /* Test point TP2438 */
#define U300_GPIO_PIN_PHFSENSE 17 /* Headphone jack sensing */
#define U300_GPIO_PIN_GPIO18 18 /* Test point TP2439 */
#define U300_GPIO_PIN_GPIO19 19 /* Routed somewhere */
#define U300_GPIO_PIN_GPIO20 20 /* Unrouted */
#define U300_GPIO_PIN_GPIO21 21 /* Unrouted */
#define U300_GPIO_PIN_GPIO22 22 /* Unrouted */
#define U300_GPIO_PIN_GPIO23 23 /* Unrouted */
#define U300_GPIO_PIN_GPIO24 24 /* Unrouted */
#define U300_GPIO_PIN_GPIO25 25 /* Unrouted */
#define U300_GPIO_PIN_GPIO26 26 /* Unrouted */
#define U300_GPIO_PIN_GPIO27 27 /* Unrouted */
#define U300_GPIO_PIN_GPIO28 28 /* Unrouted */
#define U300_GPIO_PIN_GPIO29 29 /* Unrouted */
#define U300_GPIO_PIN_GPIO30 30 /* Unrouted */
#define U300_GPIO_PIN_GPIO31 31 /* Unrouted */
#define U300_GPIO_PIN_GPIO32 32 /* Unrouted */
#define U300_GPIO_PIN_GPIO33 33 /* Unrouted */
#define U300_GPIO_PIN_GPIO34 34 /* Unrouted */
#define U300_GPIO_PIN_GPIO35 35 /* Unrouted */
#define U300_GPIO_PIN_GPIO36 36 /* Unrouted */
#define U300_GPIO_PIN_GPIO37 37 /* Unrouted */
#define U300_GPIO_PIN_GPIO38 38 /* Unrouted */
#define U300_GPIO_PIN_GPIO39 39 /* Unrouted */
#ifdef CONFIG_MACH_U300_BS335
#define U300_GPIO_PIN_GPIO40 40 /* Unrouted */
#define U300_GPIO_PIN_GPIO41 41 /* Unrouted */
#define U300_GPIO_PIN_GPIO42 42 /* Unrouted */
#define U300_GPIO_PIN_GPIO43 43 /* Unrouted */
#define U300_GPIO_PIN_GPIO44 44 /* Unrouted */
#define U300_GPIO_PIN_GPIO45 45 /* Unrouted */
#define U300_GPIO_PIN_GPIO46 46 /* Unrouted */
#define U300_GPIO_PIN_GPIO47 47 /* Unrouted */
#define U300_GPIO_PIN_GPIO48 48 /* Unrouted */
#define U300_GPIO_PIN_GPIO49 49 /* Unrouted */
#define U300_GPIO_PIN_GPIO50 50 /* Unrouted */
#define U300_GPIO_PIN_GPIO51 51 /* Unrouted */
#define U300_GPIO_PIN_GPIO52 52 /* Unrouted */
#define U300_GPIO_PIN_GPIO53 53 /* Unrouted */
#define U300_GPIO_PIN_GPIO54 54 /* Unrouted */
#define U300_GPIO_PIN_GPIO55 55 /* Unrouted */
#endif
#endif
/* translates a pin number to a port number */
#define PIN_TO_PORT(val) (val >> 3)
/* These can be found in arch/arm/mach-u300/gpio.c */ /* These can be found in arch/arm/mach-u300/gpio.c */
extern int gpio_is_valid(int number); extern int gpio_is_valid(int number);
extern int gpio_request(unsigned gpio, const char *label); extern int gpio_request(unsigned gpio, const char *label);
...@@ -278,6 +34,9 @@ extern void gpio_set_value(unsigned gpio, int value); ...@@ -278,6 +34,9 @@ extern void gpio_set_value(unsigned gpio, int value);
#define gpio_get_value_cansleep gpio_get_value #define gpio_get_value_cansleep gpio_get_value
#define gpio_set_value_cansleep gpio_set_value #define gpio_set_value_cansleep gpio_set_value
/* translates a pin number to a port number */
#define PIN_TO_PORT(val) (val >> 3)
/* wrappers to sleep-enable the previous two functions */ /* wrappers to sleep-enable the previous two functions */
static inline unsigned gpio_to_irq(unsigned gpio) static inline unsigned gpio_to_irq(unsigned gpio)
{ {
...@@ -294,4 +53,4 @@ static inline unsigned irq_to_gpio(unsigned irq) ...@@ -294,4 +53,4 @@ static inline unsigned irq_to_gpio(unsigned irq)
return (irq - IRQ_U300_GPIO_PORT0) << 3; return (irq - IRQ_U300_GPIO_PORT0) << 3;
} }
#endif #endif /* __MACH_U300_GPIO_H */
arch/arm/mach-u300/mmc.c
View file @ eb3cf18c
...@@ -13,12 +13,12 @@ ...@@ -13,12 +13,12 @@
#include <linux/device.h> #include <linux/device.h>
#include <linux/amba/bus.h> #include <linux/amba/bus.h>
#include <linux/mmc/host.h> #include <linux/mmc/host.h>
#include <linux/gpio.h>
#include <linux/dmaengine.h> #include <linux/dmaengine.h>
#include <linux/amba/mmci.h> #include <linux/amba/mmci.h>
#include <linux/slab.h> #include <linux/slab.h>
#include <mach/coh901318.h> #include <mach/coh901318.h>
#include <mach/dma_channels.h> #include <mach/dma_channels.h>
#include <mach/gpio-u300.h>
#include "mmc.h" #include "mmc.h"
#include "padmux.h" #include "padmux.h"
......
drivers/gpio/gpio-u300.c
View file @ eb3cf18c
...@@ -21,6 +21,7 @@ ...@@ -21,6 +21,7 @@
#include <linux/err.h> #include <linux/err.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/gpio.h> #include <linux/gpio.h>
#include <mach/gpio-u300.h>
/* Reference to GPIO block clock */ /* Reference to GPIO block clock */
static struct clk *clk; static struct clk *clk;
......
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