/* * Copyright (C) ST-Ericsson SA 2010 * * Author: Rabin Vincent for ST-Ericsson * License terms: GNU General Public License (GPL), version 2. */ #include #include #include #include #include #include #include #include #include #include "devices-common.h" struct amba_device * dbx500_add_amba_device(struct device *parent, const char *name, resource_size_t base, int irq, void *pdata, unsigned int periphid) { struct amba_device *dev; int ret; dev = kzalloc(sizeof *dev, GFP_KERNEL); if (!dev) return ERR_PTR(-ENOMEM); dev->dev.init_name = name; dev->res.start = base; dev->res.end = base + SZ_4K - 1; dev->res.flags = IORESOURCE_MEM; dev->dma_mask = DMA_BIT_MASK(32); dev->dev.coherent_dma_mask = DMA_BIT_MASK(32); dev->irq[0] = irq; dev->irq[1] = NO_IRQ; dev->periphid = periphid; dev->dev.platform_data = pdata; ret = amba_device_register(dev, &iomem_resource); if (ret) { kfree(dev); return ERR_PTR(ret); } return dev; } static struct platform_device * dbx500_add_platform_device(const char *name, int id, void *pdata, struct resource *res, int resnum) { struct platform_device *dev; int ret; dev = platform_device_alloc(name, id); if (!dev) return ERR_PTR(-ENOMEM); dev->dev.coherent_dma_mask = DMA_BIT_MASK(32); dev->dev.dma_mask = &dev->dev.coherent_dma_mask; ret = platform_device_add_resources(dev, res, resnum); if (ret) goto out_free; dev->dev.platform_data = pdata; ret = platform_device_add(dev); if (ret) goto out_free; return dev; out_free: platform_device_put(dev); return ERR_PTR(ret); } struct platform_device * dbx500_add_platform_device_4k1irq(const char *name, int id, resource_size_t base, int irq, void *pdata) { struct resource resources[] = { [0] = { .start = base, .end = base + SZ_4K - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = irq, .end = irq, .flags = IORESOURCE_IRQ, } }; return dbx500_add_platform_device(name, id, pdata, resources, ARRAY_SIZE(resources)); } static struct platform_device * dbx500_add_gpio(struct device *parent, int id, resource_size_t addr, int irq, struct nmk_gpio_platform_data *pdata) { struct resource resources[] = { { .start = addr, .end = addr + 127, .flags = IORESOURCE_MEM, }, { .start = irq, .end = irq, .flags = IORESOURCE_IRQ, } }; return platform_device_register_resndata(NULL, "gpio", id, resources, ARRAY_SIZE(resources), pdata, sizeof(*pdata)); } void dbx500_add_gpios(struct device *parent, resource_size_t *base, int num, int irq, struct nmk_gpio_platform_data *pdata) { int first = 0; int i; for (i = 0; i < num; i++, first += 32, irq++) { pdata->first_gpio = first; pdata->first_irq = NOMADIK_GPIO_TO_IRQ(first); pdata->num_gpio = 32; dbx500_add_gpio(parent, i, base[i], irq, pdata); } }