summaryrefslogtreecommitdiff
path: root/arch/arm/plat-s3c24xx
diff options
context:
space:
mode:
authorKukjin Kim <kgene.kim@samsung.com>2011-10-04 18:57:43 +0900
committerKukjin Kim <kgene.kim@samsung.com>2011-10-04 18:57:43 +0900
commit22be71ea8bf7e9f907e916bf9f6c2bbea9f42553 (patch)
treeedf517ccf09aec82c6a30e69ef885a785fa77167 /arch/arm/plat-s3c24xx
parent59ca37f74a6e9d3e9367359f2fcbb286df7d9748 (diff)
parentb391f8cf606679e97b02e3b9dca8a1d9956a5301 (diff)
Merge branch 'next/topic-gpio-samsung' into next-samsung-devel
Diffstat (limited to 'arch/arm/plat-s3c24xx')
-rw-r--r--arch/arm/plat-s3c24xx/Kconfig1
-rw-r--r--arch/arm/plat-s3c24xx/Makefile2
-rw-r--r--arch/arm/plat-s3c24xx/gpio.c96
-rw-r--r--arch/arm/plat-s3c24xx/gpiolib.c229
4 files changed, 0 insertions, 328 deletions
diff --git a/arch/arm/plat-s3c24xx/Kconfig b/arch/arm/plat-s3c24xx/Kconfig
index 8c5b3029b39f..d8973ac46bc4 100644
--- a/arch/arm/plat-s3c24xx/Kconfig
+++ b/arch/arm/plat-s3c24xx/Kconfig
@@ -9,7 +9,6 @@ config PLAT_S3C24XX
select NO_IOPORT
select ARCH_REQUIRE_GPIOLIB
select S3C_DEV_NAND
- select S3C_GPIO_CFG_S3C24XX
help
Base platform code for any Samsung S3C24XX device
diff --git a/arch/arm/plat-s3c24xx/Makefile b/arch/arm/plat-s3c24xx/Makefile
index 0291bd6e236e..e4f46495ed30 100644
--- a/arch/arm/plat-s3c24xx/Makefile
+++ b/arch/arm/plat-s3c24xx/Makefile
@@ -15,8 +15,6 @@ obj- :=
obj-y += cpu.o
obj-y += irq.o
obj-y += devs.o
-obj-y += gpio.o
-obj-y += gpiolib.o
obj-y += clock.o
obj-$(CONFIG_S3C24XX_DCLK) += clock-dclk.o
diff --git a/arch/arm/plat-s3c24xx/gpio.c b/arch/arm/plat-s3c24xx/gpio.c
deleted file mode 100644
index 2f3d7c089dfa..000000000000
--- a/arch/arm/plat-s3c24xx/gpio.c
+++ /dev/null
@@ -1,96 +0,0 @@
-/* linux/arch/arm/plat-s3c24xx/gpio.c
- *
- * Copyright (c) 2004-2010 Simtec Electronics
- * Ben Dooks <ben@simtec.co.uk>
- *
- * S3C24XX GPIO support
- *
- * 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
-*/
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/gpio.h>
-#include <linux/io.h>
-
-#include <mach/hardware.h>
-#include <mach/gpio-fns.h>
-#include <asm/irq.h>
-
-#include <mach/regs-gpio.h>
-
-#include <plat/gpio-core.h>
-
-/* gpiolib wrappers until these are totally eliminated */
-
-void s3c2410_gpio_pullup(unsigned int pin, unsigned int to)
-{
- int ret;
-
- WARN_ON(to); /* should be none of these left */
-
- if (!to) {
- /* if pull is enabled, try first with up, and if that
- * fails, try using down */
-
- ret = s3c_gpio_setpull(pin, S3C_GPIO_PULL_UP);
- if (ret)
- s3c_gpio_setpull(pin, S3C_GPIO_PULL_DOWN);
- } else {
- s3c_gpio_setpull(pin, S3C_GPIO_PULL_NONE);
- }
-}
-EXPORT_SYMBOL(s3c2410_gpio_pullup);
-
-void s3c2410_gpio_setpin(unsigned int pin, unsigned int to)
-{
- /* do this via gpiolib until all users removed */
-
- gpio_request(pin, "temporary");
- gpio_set_value(pin, to);
- gpio_free(pin);
-}
-
-EXPORT_SYMBOL(s3c2410_gpio_setpin);
-
-unsigned int s3c2410_gpio_getpin(unsigned int pin)
-{
- struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin);
- unsigned long offs = pin - chip->chip.base;
-
- return __raw_readl(chip->base + 0x04) & (1<< offs);
-}
-
-EXPORT_SYMBOL(s3c2410_gpio_getpin);
-
-unsigned int s3c2410_modify_misccr(unsigned int clear, unsigned int change)
-{
- unsigned long flags;
- unsigned long misccr;
-
- local_irq_save(flags);
- misccr = __raw_readl(S3C24XX_MISCCR);
- misccr &= ~clear;
- misccr ^= change;
- __raw_writel(misccr, S3C24XX_MISCCR);
- local_irq_restore(flags);
-
- return misccr;
-}
-
-EXPORT_SYMBOL(s3c2410_modify_misccr);
diff --git a/arch/arm/plat-s3c24xx/gpiolib.c b/arch/arm/plat-s3c24xx/gpiolib.c
deleted file mode 100644
index 243b6411050d..000000000000
--- a/arch/arm/plat-s3c24xx/gpiolib.c
+++ /dev/null
@@ -1,229 +0,0 @@
-/* linux/arch/arm/plat-s3c24xx/gpiolib.c
- *
- * Copyright (c) 2008-2010 Simtec Electronics
- * http://armlinux.simtec.co.uk/
- * Ben Dooks <ben@simtec.co.uk>
- *
- * S3C24XX GPIOlib support
- *
- * 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.
-*/
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/interrupt.h>
-#include <linux/sysdev.h>
-#include <linux/ioport.h>
-#include <linux/io.h>
-#include <linux/gpio.h>
-
-#include <plat/gpio-core.h>
-#include <plat/gpio-cfg.h>
-#include <plat/gpio-cfg-helpers.h>
-#include <mach/hardware.h>
-#include <asm/irq.h>
-#include <plat/pm.h>
-
-#include <mach/regs-gpio.h>
-
-static int s3c24xx_gpiolib_banka_input(struct gpio_chip *chip, unsigned offset)
-{
- return -EINVAL;
-}
-
-static int s3c24xx_gpiolib_banka_output(struct gpio_chip *chip,
- unsigned offset, int value)
-{
- struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
- void __iomem *base = ourchip->base;
- unsigned long flags;
- unsigned long dat;
- unsigned long con;
-
- local_irq_save(flags);
-
- con = __raw_readl(base + 0x00);
- dat = __raw_readl(base + 0x04);
-
- dat &= ~(1 << offset);
- if (value)
- dat |= 1 << offset;
-
- __raw_writel(dat, base + 0x04);
-
- con &= ~(1 << offset);
-
- __raw_writel(con, base + 0x00);
- __raw_writel(dat, base + 0x04);
-
- local_irq_restore(flags);
- return 0;
-}
-
-static int s3c24xx_gpiolib_bankf_toirq(struct gpio_chip *chip, unsigned offset)
-{
- if (offset < 4)
- return IRQ_EINT0 + offset;
-
- if (offset < 8)
- return IRQ_EINT4 + offset - 4;
-
- return -EINVAL;
-}
-
-static struct s3c_gpio_cfg s3c24xx_gpiocfg_banka = {
- .set_config = s3c_gpio_setcfg_s3c24xx_a,
- .get_config = s3c_gpio_getcfg_s3c24xx_a,
-};
-
-struct s3c_gpio_cfg s3c24xx_gpiocfg_default = {
- .set_config = s3c_gpio_setcfg_s3c24xx,
- .get_config = s3c_gpio_getcfg_s3c24xx,
-};
-
-struct s3c_gpio_chip s3c24xx_gpios[] = {
- [0] = {
- .base = S3C2410_GPACON,
- .pm = __gpio_pm(&s3c_gpio_pm_1bit),
- .config = &s3c24xx_gpiocfg_banka,
- .chip = {
- .base = S3C2410_GPA(0),
- .owner = THIS_MODULE,
- .label = "GPIOA",
- .ngpio = 24,
- .direction_input = s3c24xx_gpiolib_banka_input,
- .direction_output = s3c24xx_gpiolib_banka_output,
- },
- },
- [1] = {
- .base = S3C2410_GPBCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPB(0),
- .owner = THIS_MODULE,
- .label = "GPIOB",
- .ngpio = 16,
- },
- },
- [2] = {
- .base = S3C2410_GPCCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPC(0),
- .owner = THIS_MODULE,
- .label = "GPIOC",
- .ngpio = 16,
- },
- },
- [3] = {
- .base = S3C2410_GPDCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPD(0),
- .owner = THIS_MODULE,
- .label = "GPIOD",
- .ngpio = 16,
- },
- },
- [4] = {
- .base = S3C2410_GPECON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPE(0),
- .label = "GPIOE",
- .owner = THIS_MODULE,
- .ngpio = 16,
- },
- },
- [5] = {
- .base = S3C2410_GPFCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPF(0),
- .owner = THIS_MODULE,
- .label = "GPIOF",
- .ngpio = 8,
- .to_irq = s3c24xx_gpiolib_bankf_toirq,
- },
- },
- [6] = {
- .base = S3C2410_GPGCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .irq_base = IRQ_EINT8,
- .chip = {
- .base = S3C2410_GPG(0),
- .owner = THIS_MODULE,
- .label = "GPIOG",
- .ngpio = 16,
- .to_irq = samsung_gpiolib_to_irq,
- },
- }, {
- .base = S3C2410_GPHCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPH(0),
- .owner = THIS_MODULE,
- .label = "GPIOH",
- .ngpio = 11,
- },
- },
- /* GPIOS for the S3C2443 and later devices. */
- {
- .base = S3C2440_GPJCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPJ(0),
- .owner = THIS_MODULE,
- .label = "GPIOJ",
- .ngpio = 16,
- },
- }, {
- .base = S3C2443_GPKCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPK(0),
- .owner = THIS_MODULE,
- .label = "GPIOK",
- .ngpio = 16,
- },
- }, {
- .base = S3C2443_GPLCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPL(0),
- .owner = THIS_MODULE,
- .label = "GPIOL",
- .ngpio = 15,
- },
- }, {
- .base = S3C2443_GPMCON,
- .pm = __gpio_pm(&s3c_gpio_pm_2bit),
- .chip = {
- .base = S3C2410_GPM(0),
- .owner = THIS_MODULE,
- .label = "GPIOM",
- .ngpio = 2,
- },
- },
-};
-
-
-static __init int s3c24xx_gpiolib_init(void)
-{
- struct s3c_gpio_chip *chip = s3c24xx_gpios;
- int gpn;
-
- for (gpn = 0; gpn < ARRAY_SIZE(s3c24xx_gpios); gpn++, chip++) {
- if (!chip->config)
- chip->config = &s3c24xx_gpiocfg_default;
-
- s3c_gpiolib_add(chip);
- }
-
- return 0;
-}
-
-core_initcall(s3c24xx_gpiolib_init);