Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935375Ab1ETFpH (ORCPT ); Fri, 20 May 2011 01:45:07 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:27724 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932611Ab1ETFpD (ORCPT ); Fri, 20 May 2011 01:45:03 -0400 X-AuditID: cbfee61a-b7ce2ae000001a8f-f8-4dd5ffdc07a3 Date: Fri, 20 May 2011 14:44:54 +0900 From: Kyungmin Park Subject: [PATCH 2/4] Move the exynos4 GPIO to drivers/gpio To: grant.likely@secretlab.ca, linux-kernel@vger.kernel.org Cc: arnd@arndb.de, kgene.kim@samsung.com, linux-arm-kernel@lists.infradead.org Message-id: <20110520054454.GA9960@july> MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7BIT Content-disposition: inline User-Agent: Mutt/1.5.17 (2007-11-01) X-OriginalArrivalTime: 20 May 2011 05:44:59.0830 (UTC) FILETIME=[0EAF6560:01CC16B1] X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 18714 Lines: 807 From: Kyungmin Park Move the Samsung Exynos4 series SoCs GPIO driver to drivers/gpio Signed-off-by: Kyungmin Park --- arch/arm/mach-exynos4/Makefile | 2 +- arch/arm/mach-exynos4/gpiolib.c | 365 --------------------------------------- drivers/gpio/Kconfig | 6 + drivers/gpio/Makefile | 1 + drivers/gpio/exynos4-gpio.c | 365 +++++++++++++++++++++++++++++++++++++++ 5 files changed, 373 insertions(+), 366 deletions(-) delete mode 100644 arch/arm/mach-exynos4/gpiolib.c create mode 100644 drivers/gpio/exynos4-gpio.c diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile index 9be104f..3bb3f57 100644 --- a/arch/arm/mach-exynos4/Makefile +++ b/arch/arm/mach-exynos4/Makefile @@ -13,7 +13,7 @@ obj- := # Core support for EXYNOS4 system obj-$(CONFIG_CPU_EXYNOS4210) += cpu.o init.o clock.o irq-combiner.o -obj-$(CONFIG_CPU_EXYNOS4210) += setup-i2c0.o gpiolib.o irq-eint.o dma.o +obj-$(CONFIG_CPU_EXYNOS4210) += setup-i2c0.o irq-eint.o dma.o obj-$(CONFIG_PM) += pm.o sleep.o obj-$(CONFIG_CPU_FREQ) += cpufreq.o diff --git a/arch/arm/mach-exynos4/gpiolib.c b/arch/arm/mach-exynos4/gpiolib.c deleted file mode 100644 index d54ca6a..0000000 --- a/arch/arm/mach-exynos4/gpiolib.c +++ /dev/null @@ -1,365 +0,0 @@ -/* linux/arch/arm/mach-exynos4/gpiolib.c - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * EXYNOS4 - GPIOlib support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include -#include -#include -#include - -#include - -#include -#include -#include - -static struct s3c_gpio_cfg gpio_cfg = { - .set_config = s3c_gpio_setcfg_s3c64xx_4bit, - .set_pull = s3c_gpio_setpull_updown, - .get_pull = s3c_gpio_getpull_updown, -}; - -static struct s3c_gpio_cfg gpio_cfg_noint = { - .set_config = s3c_gpio_setcfg_s3c64xx_4bit, - .set_pull = s3c_gpio_setpull_updown, - .get_pull = s3c_gpio_getpull_updown, -}; - -/* - * Following are the gpio banks in v310. - * - * The 'config' member when left to NULL, is initialized to the default - * structure gpio_cfg in the init function below. - * - * The 'base' member is also initialized in the init function below. - * Note: The initialization of 'base' member of s3c_gpio_chip structure - * uses the above macro and depends on the banks being listed in order here. - */ -static struct s3c_gpio_chip exynos4_gpio_part1_4bit[] = { - { - .chip = { - .base = EXYNOS4_GPA0(0), - .ngpio = EXYNOS4_GPIO_A0_NR, - .label = "GPA0", - }, - }, { - .chip = { - .base = EXYNOS4_GPA1(0), - .ngpio = EXYNOS4_GPIO_A1_NR, - .label = "GPA1", - }, - }, { - .chip = { - .base = EXYNOS4_GPB(0), - .ngpio = EXYNOS4_GPIO_B_NR, - .label = "GPB", - }, - }, { - .chip = { - .base = EXYNOS4_GPC0(0), - .ngpio = EXYNOS4_GPIO_C0_NR, - .label = "GPC0", - }, - }, { - .chip = { - .base = EXYNOS4_GPC1(0), - .ngpio = EXYNOS4_GPIO_C1_NR, - .label = "GPC1", - }, - }, { - .chip = { - .base = EXYNOS4_GPD0(0), - .ngpio = EXYNOS4_GPIO_D0_NR, - .label = "GPD0", - }, - }, { - .chip = { - .base = EXYNOS4_GPD1(0), - .ngpio = EXYNOS4_GPIO_D1_NR, - .label = "GPD1", - }, - }, { - .chip = { - .base = EXYNOS4_GPE0(0), - .ngpio = EXYNOS4_GPIO_E0_NR, - .label = "GPE0", - }, - }, { - .chip = { - .base = EXYNOS4_GPE1(0), - .ngpio = EXYNOS4_GPIO_E1_NR, - .label = "GPE1", - }, - }, { - .chip = { - .base = EXYNOS4_GPE2(0), - .ngpio = EXYNOS4_GPIO_E2_NR, - .label = "GPE2", - }, - }, { - .chip = { - .base = EXYNOS4_GPE3(0), - .ngpio = EXYNOS4_GPIO_E3_NR, - .label = "GPE3", - }, - }, { - .chip = { - .base = EXYNOS4_GPE4(0), - .ngpio = EXYNOS4_GPIO_E4_NR, - .label = "GPE4", - }, - }, { - .chip = { - .base = EXYNOS4_GPF0(0), - .ngpio = EXYNOS4_GPIO_F0_NR, - .label = "GPF0", - }, - }, { - .chip = { - .base = EXYNOS4_GPF1(0), - .ngpio = EXYNOS4_GPIO_F1_NR, - .label = "GPF1", - }, - }, { - .chip = { - .base = EXYNOS4_GPF2(0), - .ngpio = EXYNOS4_GPIO_F2_NR, - .label = "GPF2", - }, - }, { - .chip = { - .base = EXYNOS4_GPF3(0), - .ngpio = EXYNOS4_GPIO_F3_NR, - .label = "GPF3", - }, - }, -}; - -static struct s3c_gpio_chip exynos4_gpio_part2_4bit[] = { - { - .chip = { - .base = EXYNOS4_GPJ0(0), - .ngpio = EXYNOS4_GPIO_J0_NR, - .label = "GPJ0", - }, - }, { - .chip = { - .base = EXYNOS4_GPJ1(0), - .ngpio = EXYNOS4_GPIO_J1_NR, - .label = "GPJ1", - }, - }, { - .chip = { - .base = EXYNOS4_GPK0(0), - .ngpio = EXYNOS4_GPIO_K0_NR, - .label = "GPK0", - }, - }, { - .chip = { - .base = EXYNOS4_GPK1(0), - .ngpio = EXYNOS4_GPIO_K1_NR, - .label = "GPK1", - }, - }, { - .chip = { - .base = EXYNOS4_GPK2(0), - .ngpio = EXYNOS4_GPIO_K2_NR, - .label = "GPK2", - }, - }, { - .chip = { - .base = EXYNOS4_GPK3(0), - .ngpio = EXYNOS4_GPIO_K3_NR, - .label = "GPK3", - }, - }, { - .chip = { - .base = EXYNOS4_GPL0(0), - .ngpio = EXYNOS4_GPIO_L0_NR, - .label = "GPL0", - }, - }, { - .chip = { - .base = EXYNOS4_GPL1(0), - .ngpio = EXYNOS4_GPIO_L1_NR, - .label = "GPL1", - }, - }, { - .chip = { - .base = EXYNOS4_GPL2(0), - .ngpio = EXYNOS4_GPIO_L2_NR, - .label = "GPL2", - }, - }, { - .config = &gpio_cfg_noint, - .chip = { - .base = EXYNOS4_GPY0(0), - .ngpio = EXYNOS4_GPIO_Y0_NR, - .label = "GPY0", - }, - }, { - .config = &gpio_cfg_noint, - .chip = { - .base = EXYNOS4_GPY1(0), - .ngpio = EXYNOS4_GPIO_Y1_NR, - .label = "GPY1", - }, - }, { - .config = &gpio_cfg_noint, - .chip = { - .base = EXYNOS4_GPY2(0), - .ngpio = EXYNOS4_GPIO_Y2_NR, - .label = "GPY2", - }, - }, { - .config = &gpio_cfg_noint, - .chip = { - .base = EXYNOS4_GPY3(0), - .ngpio = EXYNOS4_GPIO_Y3_NR, - .label = "GPY3", - }, - }, { - .config = &gpio_cfg_noint, - .chip = { - .base = EXYNOS4_GPY4(0), - .ngpio = EXYNOS4_GPIO_Y4_NR, - .label = "GPY4", - }, - }, { - .config = &gpio_cfg_noint, - .chip = { - .base = EXYNOS4_GPY5(0), - .ngpio = EXYNOS4_GPIO_Y5_NR, - .label = "GPY5", - }, - }, { - .config = &gpio_cfg_noint, - .chip = { - .base = EXYNOS4_GPY6(0), - .ngpio = EXYNOS4_GPIO_Y6_NR, - .label = "GPY6", - }, - }, { - .base = (S5P_VA_GPIO2 + 0xC00), - .config = &gpio_cfg_noint, - .irq_base = IRQ_EINT(0), - .chip = { - .base = EXYNOS4_GPX0(0), - .ngpio = EXYNOS4_GPIO_X0_NR, - .label = "GPX0", - .to_irq = samsung_gpiolib_to_irq, - }, - }, { - .base = (S5P_VA_GPIO2 + 0xC20), - .config = &gpio_cfg_noint, - .irq_base = IRQ_EINT(8), - .chip = { - .base = EXYNOS4_GPX1(0), - .ngpio = EXYNOS4_GPIO_X1_NR, - .label = "GPX1", - .to_irq = samsung_gpiolib_to_irq, - }, - }, { - .base = (S5P_VA_GPIO2 + 0xC40), - .config = &gpio_cfg_noint, - .irq_base = IRQ_EINT(16), - .chip = { - .base = EXYNOS4_GPX2(0), - .ngpio = EXYNOS4_GPIO_X2_NR, - .label = "GPX2", - .to_irq = samsung_gpiolib_to_irq, - }, - }, { - .base = (S5P_VA_GPIO2 + 0xC60), - .config = &gpio_cfg_noint, - .irq_base = IRQ_EINT(24), - .chip = { - .base = EXYNOS4_GPX3(0), - .ngpio = EXYNOS4_GPIO_X3_NR, - .label = "GPX3", - .to_irq = samsung_gpiolib_to_irq, - }, - }, -}; - -static struct s3c_gpio_chip exynos4_gpio_part3_4bit[] = { - { - .chip = { - .base = EXYNOS4_GPZ(0), - .ngpio = EXYNOS4_GPIO_Z_NR, - .label = "GPZ", - }, - }, -}; - -static __init int exynos4_gpiolib_init(void) -{ - struct s3c_gpio_chip *chip; - int i; - int group = 0; - int nr_chips; - - /* GPIO part 1 */ - - chip = exynos4_gpio_part1_4bit; - nr_chips = ARRAY_SIZE(exynos4_gpio_part1_4bit); - - for (i = 0; i < nr_chips; i++, chip++) { - if (chip->config == NULL) { - chip->config = &gpio_cfg; - /* Assign the GPIO interrupt group */ - chip->group = group++; - } - if (chip->base == NULL) - chip->base = S5P_VA_GPIO1 + (i) * 0x20; - } - - samsung_gpiolib_add_4bit_chips(exynos4_gpio_part1_4bit, nr_chips); - - /* GPIO part 2 */ - - chip = exynos4_gpio_part2_4bit; - nr_chips = ARRAY_SIZE(exynos4_gpio_part2_4bit); - - for (i = 0; i < nr_chips; i++, chip++) { - if (chip->config == NULL) { - chip->config = &gpio_cfg; - /* Assign the GPIO interrupt group */ - chip->group = group++; - } - if (chip->base == NULL) - chip->base = S5P_VA_GPIO2 + (i) * 0x20; - } - - samsung_gpiolib_add_4bit_chips(exynos4_gpio_part2_4bit, nr_chips); - - /* GPIO part 3 */ - - chip = exynos4_gpio_part3_4bit; - nr_chips = ARRAY_SIZE(exynos4_gpio_part3_4bit); - - for (i = 0; i < nr_chips; i++, chip++) { - if (chip->config == NULL) { - chip->config = &gpio_cfg; - /* Assign the GPIO interrupt group */ - chip->group = group++; - } - if (chip->base == NULL) - chip->base = S5P_VA_GPIO3 + (i) * 0x20; - } - - samsung_gpiolib_add_4bit_chips(exynos4_gpio_part3_4bit, nr_chips); - s5p_register_gpioint_bank(IRQ_GPIO_XA, 0, IRQ_GPIO1_NR_GROUPS); - s5p_register_gpioint_bank(IRQ_GPIO_XB, IRQ_GPIO1_NR_GROUPS, IRQ_GPIO2_NR_GROUPS); - - return 0; -} -core_initcall(exynos4_gpiolib_init); diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 42376b7..03e7310 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -75,6 +75,12 @@ config GPIO_BASIC_MMIO help Say yes here to support basic memory-mapped GPIO controllers. +config GPIO_EXYNOS4 + bool "Samsung Exynos4 GPIO library support" + default y if CPU_EXYNOS4210 + help + Say yes here to support Samsung Exynos4 series SoCs GPIO library + config GPIO_SAMSUNG bool "Samsung SoCs GPIO library support" default y if SAMSUNG_GPIOLIB_4BIT diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile index 229082d..978ab87 100644 --- a/drivers/gpio/Makefile +++ b/drivers/gpio/Makefile @@ -11,6 +11,7 @@ obj-$(CONFIG_GPIOLIB) += gpiolib.o obj-$(CONFIG_GPIO_ADP5520) += adp5520-gpio.o obj-$(CONFIG_GPIO_ADP5588) += adp5588-gpio.o obj-$(CONFIG_GPIO_BASIC_MMIO) += basic_mmio_gpio.o +obj-$(CONFIG_GPIO_EXYNOS4) += exynos4-gpio.o obj-$(CONFIG_GPIO_SAMSUNG) += samsung-gpiolib.o obj-$(CONFIG_GPIO_LANGWELL) += langwell_gpio.o obj-$(CONFIG_GPIO_MAX730X) += max730x.o diff --git a/drivers/gpio/exynos4-gpio.c b/drivers/gpio/exynos4-gpio.c new file mode 100644 index 0000000..d54ca6a --- /dev/null +++ b/drivers/gpio/exynos4-gpio.c @@ -0,0 +1,365 @@ +/* linux/arch/arm/mach-exynos4/gpiolib.c + * + * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * EXYNOS4 - GPIOlib support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#include +#include +#include +#include + +#include + +#include +#include +#include + +static struct s3c_gpio_cfg gpio_cfg = { + .set_config = s3c_gpio_setcfg_s3c64xx_4bit, + .set_pull = s3c_gpio_setpull_updown, + .get_pull = s3c_gpio_getpull_updown, +}; + +static struct s3c_gpio_cfg gpio_cfg_noint = { + .set_config = s3c_gpio_setcfg_s3c64xx_4bit, + .set_pull = s3c_gpio_setpull_updown, + .get_pull = s3c_gpio_getpull_updown, +}; + +/* + * Following are the gpio banks in v310. + * + * The 'config' member when left to NULL, is initialized to the default + * structure gpio_cfg in the init function below. + * + * The 'base' member is also initialized in the init function below. + * Note: The initialization of 'base' member of s3c_gpio_chip structure + * uses the above macro and depends on the banks being listed in order here. + */ +static struct s3c_gpio_chip exynos4_gpio_part1_4bit[] = { + { + .chip = { + .base = EXYNOS4_GPA0(0), + .ngpio = EXYNOS4_GPIO_A0_NR, + .label = "GPA0", + }, + }, { + .chip = { + .base = EXYNOS4_GPA1(0), + .ngpio = EXYNOS4_GPIO_A1_NR, + .label = "GPA1", + }, + }, { + .chip = { + .base = EXYNOS4_GPB(0), + .ngpio = EXYNOS4_GPIO_B_NR, + .label = "GPB", + }, + }, { + .chip = { + .base = EXYNOS4_GPC0(0), + .ngpio = EXYNOS4_GPIO_C0_NR, + .label = "GPC0", + }, + }, { + .chip = { + .base = EXYNOS4_GPC1(0), + .ngpio = EXYNOS4_GPIO_C1_NR, + .label = "GPC1", + }, + }, { + .chip = { + .base = EXYNOS4_GPD0(0), + .ngpio = EXYNOS4_GPIO_D0_NR, + .label = "GPD0", + }, + }, { + .chip = { + .base = EXYNOS4_GPD1(0), + .ngpio = EXYNOS4_GPIO_D1_NR, + .label = "GPD1", + }, + }, { + .chip = { + .base = EXYNOS4_GPE0(0), + .ngpio = EXYNOS4_GPIO_E0_NR, + .label = "GPE0", + }, + }, { + .chip = { + .base = EXYNOS4_GPE1(0), + .ngpio = EXYNOS4_GPIO_E1_NR, + .label = "GPE1", + }, + }, { + .chip = { + .base = EXYNOS4_GPE2(0), + .ngpio = EXYNOS4_GPIO_E2_NR, + .label = "GPE2", + }, + }, { + .chip = { + .base = EXYNOS4_GPE3(0), + .ngpio = EXYNOS4_GPIO_E3_NR, + .label = "GPE3", + }, + }, { + .chip = { + .base = EXYNOS4_GPE4(0), + .ngpio = EXYNOS4_GPIO_E4_NR, + .label = "GPE4", + }, + }, { + .chip = { + .base = EXYNOS4_GPF0(0), + .ngpio = EXYNOS4_GPIO_F0_NR, + .label = "GPF0", + }, + }, { + .chip = { + .base = EXYNOS4_GPF1(0), + .ngpio = EXYNOS4_GPIO_F1_NR, + .label = "GPF1", + }, + }, { + .chip = { + .base = EXYNOS4_GPF2(0), + .ngpio = EXYNOS4_GPIO_F2_NR, + .label = "GPF2", + }, + }, { + .chip = { + .base = EXYNOS4_GPF3(0), + .ngpio = EXYNOS4_GPIO_F3_NR, + .label = "GPF3", + }, + }, +}; + +static struct s3c_gpio_chip exynos4_gpio_part2_4bit[] = { + { + .chip = { + .base = EXYNOS4_GPJ0(0), + .ngpio = EXYNOS4_GPIO_J0_NR, + .label = "GPJ0", + }, + }, { + .chip = { + .base = EXYNOS4_GPJ1(0), + .ngpio = EXYNOS4_GPIO_J1_NR, + .label = "GPJ1", + }, + }, { + .chip = { + .base = EXYNOS4_GPK0(0), + .ngpio = EXYNOS4_GPIO_K0_NR, + .label = "GPK0", + }, + }, { + .chip = { + .base = EXYNOS4_GPK1(0), + .ngpio = EXYNOS4_GPIO_K1_NR, + .label = "GPK1", + }, + }, { + .chip = { + .base = EXYNOS4_GPK2(0), + .ngpio = EXYNOS4_GPIO_K2_NR, + .label = "GPK2", + }, + }, { + .chip = { + .base = EXYNOS4_GPK3(0), + .ngpio = EXYNOS4_GPIO_K3_NR, + .label = "GPK3", + }, + }, { + .chip = { + .base = EXYNOS4_GPL0(0), + .ngpio = EXYNOS4_GPIO_L0_NR, + .label = "GPL0", + }, + }, { + .chip = { + .base = EXYNOS4_GPL1(0), + .ngpio = EXYNOS4_GPIO_L1_NR, + .label = "GPL1", + }, + }, { + .chip = { + .base = EXYNOS4_GPL2(0), + .ngpio = EXYNOS4_GPIO_L2_NR, + .label = "GPL2", + }, + }, { + .config = &gpio_cfg_noint, + .chip = { + .base = EXYNOS4_GPY0(0), + .ngpio = EXYNOS4_GPIO_Y0_NR, + .label = "GPY0", + }, + }, { + .config = &gpio_cfg_noint, + .chip = { + .base = EXYNOS4_GPY1(0), + .ngpio = EXYNOS4_GPIO_Y1_NR, + .label = "GPY1", + }, + }, { + .config = &gpio_cfg_noint, + .chip = { + .base = EXYNOS4_GPY2(0), + .ngpio = EXYNOS4_GPIO_Y2_NR, + .label = "GPY2", + }, + }, { + .config = &gpio_cfg_noint, + .chip = { + .base = EXYNOS4_GPY3(0), + .ngpio = EXYNOS4_GPIO_Y3_NR, + .label = "GPY3", + }, + }, { + .config = &gpio_cfg_noint, + .chip = { + .base = EXYNOS4_GPY4(0), + .ngpio = EXYNOS4_GPIO_Y4_NR, + .label = "GPY4", + }, + }, { + .config = &gpio_cfg_noint, + .chip = { + .base = EXYNOS4_GPY5(0), + .ngpio = EXYNOS4_GPIO_Y5_NR, + .label = "GPY5", + }, + }, { + .config = &gpio_cfg_noint, + .chip = { + .base = EXYNOS4_GPY6(0), + .ngpio = EXYNOS4_GPIO_Y6_NR, + .label = "GPY6", + }, + }, { + .base = (S5P_VA_GPIO2 + 0xC00), + .config = &gpio_cfg_noint, + .irq_base = IRQ_EINT(0), + .chip = { + .base = EXYNOS4_GPX0(0), + .ngpio = EXYNOS4_GPIO_X0_NR, + .label = "GPX0", + .to_irq = samsung_gpiolib_to_irq, + }, + }, { + .base = (S5P_VA_GPIO2 + 0xC20), + .config = &gpio_cfg_noint, + .irq_base = IRQ_EINT(8), + .chip = { + .base = EXYNOS4_GPX1(0), + .ngpio = EXYNOS4_GPIO_X1_NR, + .label = "GPX1", + .to_irq = samsung_gpiolib_to_irq, + }, + }, { + .base = (S5P_VA_GPIO2 + 0xC40), + .config = &gpio_cfg_noint, + .irq_base = IRQ_EINT(16), + .chip = { + .base = EXYNOS4_GPX2(0), + .ngpio = EXYNOS4_GPIO_X2_NR, + .label = "GPX2", + .to_irq = samsung_gpiolib_to_irq, + }, + }, { + .base = (S5P_VA_GPIO2 + 0xC60), + .config = &gpio_cfg_noint, + .irq_base = IRQ_EINT(24), + .chip = { + .base = EXYNOS4_GPX3(0), + .ngpio = EXYNOS4_GPIO_X3_NR, + .label = "GPX3", + .to_irq = samsung_gpiolib_to_irq, + }, + }, +}; + +static struct s3c_gpio_chip exynos4_gpio_part3_4bit[] = { + { + .chip = { + .base = EXYNOS4_GPZ(0), + .ngpio = EXYNOS4_GPIO_Z_NR, + .label = "GPZ", + }, + }, +}; + +static __init int exynos4_gpiolib_init(void) +{ + struct s3c_gpio_chip *chip; + int i; + int group = 0; + int nr_chips; + + /* GPIO part 1 */ + + chip = exynos4_gpio_part1_4bit; + nr_chips = ARRAY_SIZE(exynos4_gpio_part1_4bit); + + for (i = 0; i < nr_chips; i++, chip++) { + if (chip->config == NULL) { + chip->config = &gpio_cfg; + /* Assign the GPIO interrupt group */ + chip->group = group++; + } + if (chip->base == NULL) + chip->base = S5P_VA_GPIO1 + (i) * 0x20; + } + + samsung_gpiolib_add_4bit_chips(exynos4_gpio_part1_4bit, nr_chips); + + /* GPIO part 2 */ + + chip = exynos4_gpio_part2_4bit; + nr_chips = ARRAY_SIZE(exynos4_gpio_part2_4bit); + + for (i = 0; i < nr_chips; i++, chip++) { + if (chip->config == NULL) { + chip->config = &gpio_cfg; + /* Assign the GPIO interrupt group */ + chip->group = group++; + } + if (chip->base == NULL) + chip->base = S5P_VA_GPIO2 + (i) * 0x20; + } + + samsung_gpiolib_add_4bit_chips(exynos4_gpio_part2_4bit, nr_chips); + + /* GPIO part 3 */ + + chip = exynos4_gpio_part3_4bit; + nr_chips = ARRAY_SIZE(exynos4_gpio_part3_4bit); + + for (i = 0; i < nr_chips; i++, chip++) { + if (chip->config == NULL) { + chip->config = &gpio_cfg; + /* Assign the GPIO interrupt group */ + chip->group = group++; + } + if (chip->base == NULL) + chip->base = S5P_VA_GPIO3 + (i) * 0x20; + } + + samsung_gpiolib_add_4bit_chips(exynos4_gpio_part3_4bit, nr_chips); + s5p_register_gpioint_bank(IRQ_GPIO_XA, 0, IRQ_GPIO1_NR_GROUPS); + s5p_register_gpioint_bank(IRQ_GPIO_XB, IRQ_GPIO1_NR_GROUPS, IRQ_GPIO2_NR_GROUPS); + + return 0; +} +core_initcall(exynos4_gpiolib_init); -- 1.7.5.1.300.gc565c -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/