diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-omap1/gpio16xx.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-omap1/gpio16xx.c | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-omap1/gpio16xx.c b/ANDROID_3.4.5/arch/arm/mach-omap1/gpio16xx.c deleted file mode 100644 index 1fb3b9ad..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-omap1/gpio16xx.c +++ /dev/null @@ -1,259 +0,0 @@ -/* - * OMAP16xx specific gpio init - * - * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ - * - * Author: - * Charulatha V <charu@ti.com> - * - * 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 version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/gpio.h> - -#define OMAP1610_GPIO1_BASE 0xfffbe400 -#define OMAP1610_GPIO2_BASE 0xfffbec00 -#define OMAP1610_GPIO3_BASE 0xfffbb400 -#define OMAP1610_GPIO4_BASE 0xfffbbc00 -#define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE - -/* smart idle, enable wakeup */ -#define SYSCONFIG_WORD 0x14 - -/* mpu gpio */ -static struct __initdata resource omap16xx_mpu_gpio_resources[] = { - { - .start = OMAP1_MPUIO_VBASE, - .end = OMAP1_MPUIO_VBASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_MPUIO, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_reg_offs omap16xx_mpuio_regs = { - .revision = USHRT_MAX, - .direction = OMAP_MPUIO_IO_CNTL, - .datain = OMAP_MPUIO_INPUT_LATCH, - .dataout = OMAP_MPUIO_OUTPUT, - .irqstatus = OMAP_MPUIO_GPIO_INT, - .irqenable = OMAP_MPUIO_GPIO_MASKIT, - .irqenable_inv = true, - .irqctrl = OMAP_MPUIO_GPIO_INT_EDGE, -}; - -static struct __initdata omap_gpio_platform_data omap16xx_mpu_gpio_config = { - .virtual_irq_start = IH_MPUIO_BASE, - .is_mpuio = true, - .bank_width = 16, - .bank_stride = 1, - .regs = &omap16xx_mpuio_regs, -}; - -static struct platform_device omap16xx_mpu_gpio = { - .name = "omap_gpio", - .id = 0, - .dev = { - .platform_data = &omap16xx_mpu_gpio_config, - }, - .num_resources = ARRAY_SIZE(omap16xx_mpu_gpio_resources), - .resource = omap16xx_mpu_gpio_resources, -}; - -/* gpio1 */ -static struct __initdata resource omap16xx_gpio1_resources[] = { - { - .start = OMAP1610_GPIO1_BASE, - .end = OMAP1610_GPIO1_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_GPIO_BANK1, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct omap_gpio_reg_offs omap16xx_gpio_regs = { - .revision = OMAP1610_GPIO_REVISION, - .direction = OMAP1610_GPIO_DIRECTION, - .set_dataout = OMAP1610_GPIO_SET_DATAOUT, - .clr_dataout = OMAP1610_GPIO_CLEAR_DATAOUT, - .datain = OMAP1610_GPIO_DATAIN, - .dataout = OMAP1610_GPIO_DATAOUT, - .irqstatus = OMAP1610_GPIO_IRQSTATUS1, - .irqenable = OMAP1610_GPIO_IRQENABLE1, - .set_irqenable = OMAP1610_GPIO_SET_IRQENABLE1, - .clr_irqenable = OMAP1610_GPIO_CLEAR_IRQENABLE1, - .wkup_en = OMAP1610_GPIO_WAKEUPENABLE, - .edgectrl1 = OMAP1610_GPIO_EDGE_CTRL1, - .edgectrl2 = OMAP1610_GPIO_EDGE_CTRL2, -}; - -static struct __initdata omap_gpio_platform_data omap16xx_gpio1_config = { - .virtual_irq_start = IH_GPIO_BASE, - .bank_width = 16, - .regs = &omap16xx_gpio_regs, -}; - -static struct platform_device omap16xx_gpio1 = { - .name = "omap_gpio", - .id = 1, - .dev = { - .platform_data = &omap16xx_gpio1_config, - }, - .num_resources = ARRAY_SIZE(omap16xx_gpio1_resources), - .resource = omap16xx_gpio1_resources, -}; - -/* gpio2 */ -static struct __initdata resource omap16xx_gpio2_resources[] = { - { - .start = OMAP1610_GPIO2_BASE, - .end = OMAP1610_GPIO2_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_1610_GPIO_BANK2, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct __initdata omap_gpio_platform_data omap16xx_gpio2_config = { - .virtual_irq_start = IH_GPIO_BASE + 16, - .bank_width = 16, - .regs = &omap16xx_gpio_regs, -}; - -static struct platform_device omap16xx_gpio2 = { - .name = "omap_gpio", - .id = 2, - .dev = { - .platform_data = &omap16xx_gpio2_config, - }, - .num_resources = ARRAY_SIZE(omap16xx_gpio2_resources), - .resource = omap16xx_gpio2_resources, -}; - -/* gpio3 */ -static struct __initdata resource omap16xx_gpio3_resources[] = { - { - .start = OMAP1610_GPIO3_BASE, - .end = OMAP1610_GPIO3_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_1610_GPIO_BANK3, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct __initdata omap_gpio_platform_data omap16xx_gpio3_config = { - .virtual_irq_start = IH_GPIO_BASE + 32, - .bank_width = 16, - .regs = &omap16xx_gpio_regs, -}; - -static struct platform_device omap16xx_gpio3 = { - .name = "omap_gpio", - .id = 3, - .dev = { - .platform_data = &omap16xx_gpio3_config, - }, - .num_resources = ARRAY_SIZE(omap16xx_gpio3_resources), - .resource = omap16xx_gpio3_resources, -}; - -/* gpio4 */ -static struct __initdata resource omap16xx_gpio4_resources[] = { - { - .start = OMAP1610_GPIO4_BASE, - .end = OMAP1610_GPIO4_BASE + SZ_2K - 1, - .flags = IORESOURCE_MEM, - }, - { - .start = INT_1610_GPIO_BANK4, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct __initdata omap_gpio_platform_data omap16xx_gpio4_config = { - .virtual_irq_start = IH_GPIO_BASE + 48, - .bank_width = 16, - .regs = &omap16xx_gpio_regs, -}; - -static struct platform_device omap16xx_gpio4 = { - .name = "omap_gpio", - .id = 4, - .dev = { - .platform_data = &omap16xx_gpio4_config, - }, - .num_resources = ARRAY_SIZE(omap16xx_gpio4_resources), - .resource = omap16xx_gpio4_resources, -}; - -static struct __initdata platform_device * omap16xx_gpio_dev[] = { - &omap16xx_mpu_gpio, - &omap16xx_gpio1, - &omap16xx_gpio2, - &omap16xx_gpio3, - &omap16xx_gpio4, -}; - -/* - * omap16xx_gpio_init needs to be done before - * machine_init functions access gpio APIs. - * Hence omap16xx_gpio_init is a postcore_initcall. - */ -static int __init omap16xx_gpio_init(void) -{ - int i; - void __iomem *base; - struct resource *res; - struct platform_device *pdev; - struct omap_gpio_platform_data *pdata; - - if (!cpu_is_omap16xx()) - return -EINVAL; - - /* - * Enable system clock for GPIO module. - * The CAM_CLK_CTRL *is* really the right place. - */ - omap_writel(omap_readl(ULPD_CAM_CLK_CTRL) | 0x04, - ULPD_CAM_CLK_CTRL); - - for (i = 0; i < ARRAY_SIZE(omap16xx_gpio_dev); i++) { - pdev = omap16xx_gpio_dev[i]; - pdata = pdev->dev.platform_data; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (unlikely(!res)) { - dev_err(&pdev->dev, "Invalid mem resource.\n"); - return -ENODEV; - } - - base = ioremap(res->start, resource_size(res)); - if (unlikely(!base)) { - dev_err(&pdev->dev, "ioremap failed.\n"); - return -ENOMEM; - } - - __raw_writel(SYSCONFIG_WORD, base + OMAP1610_GPIO_SYSCONFIG); - iounmap(base); - - platform_device_register(omap16xx_gpio_dev[i]); - } - - return 0; -} -postcore_initcall(omap16xx_gpio_init); |