kfree(od);
}
-/**
- * omap_device_copy_resources - Add legacy IO and IRQ resources
- * @oh: interconnect target module
- * @pdev: platform device to copy resources to
- *
- * We still have legacy DMA and smartreflex needing resources.
- * Let's populate what they need until we can eventually just
- * remove this function. Note that there should be no need to
- * call this from omap_device_build_from_dt(), nor should there
- * be any need to call it for other devices.
- */
-static int
-omap_device_copy_resources(struct omap_hwmod *oh,
- struct platform_device *pdev)
-{
- struct device_node *np, *child;
- struct property *prop;
- struct resource *res;
- const char *name;
- int error, irq = 0;
-
- if (!oh || !oh->od || !oh->od->pdev)
- return -EINVAL;
-
- np = oh->od->pdev->dev.of_node;
- if (!np) {
- error = -ENODEV;
- goto error;
- }
-
- res = kcalloc(2, sizeof(*res), GFP_KERNEL);
- if (!res)
- return -ENOMEM;
-
- /* Do we have a dts range for the interconnect target module? */
- error = omap_hwmod_parse_module_range(oh, np, res);
-
- /* No ranges, rely on device reg entry */
- if (error)
- error = of_address_to_resource(np, 0, res);
- if (error)
- goto free;
-
- /* SmartReflex needs first IO resource name to be "mpu" */
- res[0].name = "mpu";
-
- /*
- * We may have a configured "ti,sysc" interconnect target with a
- * dts child with the interrupt. If so use the first child's
- * first interrupt for "ti-hwmods" legacy support.
- */
- of_property_for_each_string(np, "compatible", prop, name)
- if (!strncmp("ti,sysc-", name, 8))
- break;
-
- child = of_get_next_available_child(np, NULL);
-
- if (name)
- irq = irq_of_parse_and_map(child, 0);
- if (!irq)
- irq = irq_of_parse_and_map(np, 0);
- if (!irq) {
- error = -EINVAL;
- goto free;
- }
-
- /* Legacy DMA code needs interrupt name to be "0" */
- res[1].start = irq;
- res[1].end = irq;
- res[1].flags = IORESOURCE_IRQ;
- res[1].name = "0";
-
- error = platform_device_add_resources(pdev, res, 2);
-
-free:
- kfree(res);
-
-error:
- WARN(error, "%s: %s device %s failed: %i\n",
- __func__, oh->name, dev_name(&pdev->dev),
- error);
-
- return error;
-}
-
-/**
- * omap_device_build - build and register an omap_device with one omap_hwmod
- * @pdev_name: name of the platform_device driver to use
- * @pdev_id: this platform_device's connection ID
- * @oh: ptr to the single omap_hwmod that backs this omap_device
- * @pdata: platform_data ptr to associate with the platform_device
- * @pdata_len: amount of memory pointed to by @pdata
- *
- * Convenience function for building and registering a single
- * omap_device record, which in turn builds and registers a
- * platform_device record. See omap_device_build_ss() for more
- * information. Returns ERR_PTR(-EINVAL) if @oh is NULL; otherwise,
- * passes along the return value of omap_device_build_ss().
- */
-struct platform_device __init *omap_device_build(const char *pdev_name,
- int pdev_id,
- struct omap_hwmod *oh,
- void *pdata, int pdata_len)
-{
- int ret = -ENOMEM;
- struct platform_device *pdev;
- struct omap_device *od;
-
- if (!oh || !pdev_name)
- return ERR_PTR(-EINVAL);
-
- if (!pdata && pdata_len > 0)
- return ERR_PTR(-EINVAL);
-
- if (strncmp(oh->name, "smartreflex", 11) &&
- strncmp(oh->name, "dma", 3)) {
- pr_warn("%s need to update %s to probe with dt\na",
- __func__, pdev_name);
- ret = -ENODEV;
- goto odbs_exit;
- }
-
- pdev = platform_device_alloc(pdev_name, pdev_id);
- if (!pdev) {
- ret = -ENOMEM;
- goto odbs_exit;
- }
-
- /* Set the dev_name early to allow dev_xxx in omap_device_alloc */
- if (pdev->id != -1)
- dev_set_name(&pdev->dev, "%s.%d", pdev->name, pdev->id);
- else
- dev_set_name(&pdev->dev, "%s", pdev->name);
-
- /*
- * Must be called before omap_device_alloc() as oh->od
- * only contains the currently registered omap_device
- * and will get overwritten by omap_device_alloc().
- */
- ret = omap_device_copy_resources(oh, pdev);
- if (ret)
- goto odbs_exit1;
-
- od = omap_device_alloc(pdev, &oh, 1);
- if (IS_ERR(od)) {
- ret = PTR_ERR(od);
- goto odbs_exit1;
- }
-
- ret = platform_device_add_data(pdev, pdata, pdata_len);
- if (ret)
- goto odbs_exit2;
-
- ret = omap_device_register(pdev);
- if (ret)
- goto odbs_exit2;
-
- return pdev;
-
-odbs_exit2:
- omap_device_delete(od);
-odbs_exit1:
- platform_device_put(pdev);
-odbs_exit:
-
- pr_err("omap_device: %s: build failed (%d)\n", pdev_name, ret);
-
- return ERR_PTR(ret);
-}
-
#ifdef CONFIG_PM
static int _od_runtime_suspend(struct device *dev)
{
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