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C++ platform_device_add函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中platform_device_add函数的典型用法代码示例。如果您正苦于以下问题：C++ platform_device_add函数的具体用法？C++ platform_device_add怎么用？C++ platform_device_add使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了platform_device_add函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: pcf50633_probe

static int __devinit pcf50633_probe(struct i2c_client *client,
				const struct i2c_device_id *ids)
{
	struct pcf50633 *pcf;
	struct pcf50633_platform_data *pdata = client->dev.platform_data;
	int i, ret;
	int version, variant;

	if (!client->irq) {
		dev_err(&client->dev, "Missing IRQ\n");
		return -ENOENT;
	}

	pcf = kzalloc(sizeof(*pcf), GFP_KERNEL);
	if (!pcf)
		return -ENOMEM;

	pcf->pdata = pdata;

	mutex_init(&pcf->lock);

	i2c_set_clientdata(client, pcf);
	pcf->dev = &client->dev;
	pcf->i2c_client = client;

	version = pcf50633_reg_read(pcf, 0);
	variant = pcf50633_reg_read(pcf, 1);
	if (version < 0 || variant < 0) {
		dev_err(pcf->dev, "Unable to probe pcf50633\n");
		ret = -ENODEV;
		goto err_free;
	}

	dev_info(pcf->dev, "Probed device version %d variant %d\n",
							version, variant);

	pcf50633_irq_init(pcf, client->irq);

	/* Create sub devices */
	pcf50633_client_dev_register(pcf, "pcf50633-input",
						&pcf->input_pdev);
	pcf50633_client_dev_register(pcf, "pcf50633-rtc",
						&pcf->rtc_pdev);
	pcf50633_client_dev_register(pcf, "pcf50633-mbc",
						&pcf->mbc_pdev);
	pcf50633_client_dev_register(pcf, "pcf50633-adc",
						&pcf->adc_pdev);
	pcf50633_client_dev_register(pcf, "pcf50633-backlight",
						&pcf->bl_pdev);


	for (i = 0; i < PCF50633_NUM_REGULATORS; i++) {
		struct platform_device *pdev;

		pdev = platform_device_alloc("pcf50633-regltr", i);
		if (!pdev) {
			dev_err(pcf->dev, "Cannot create regulator %d\n", i);
			continue;
		}

		pdev->dev.parent = pcf->dev;
		platform_device_add_data(pdev, &pdata->reg_init_data[i],
					sizeof(pdata->reg_init_data[i]));
		pcf->regulator_pdev[i] = pdev;

		platform_device_add(pdev);
	}

	ret = sysfs_create_group(&client->dev.kobj, &pcf_attr_group);
	if (ret)
		dev_err(pcf->dev, "error creating sysfs entries\n");

	if (pdata->probe_done)
		pdata->probe_done(pcf);

	return 0;

err_free:
	kfree(pcf);

	return ret;
}
开发者ID:CSCLOG，项目名称:beaglebone，代码行数:82，代码来源:pcf50633-core.c


示例2: dwc3_otg_start_host

/**
 * dwc3_otg_start_host -  helper function for starting/stoping the host controller driver.
 *
 * @otg: Pointer to the otg_transceiver structure.
 * @on: start / stop the host controller driver.
 *
 * Returns 0 on success otherwise negative errno.
 */
static int dwc3_otg_start_host(struct usb_otg *otg, int on)
{
	struct dwc3_otg *dotg = container_of(otg, struct dwc3_otg, otg);
	struct dwc3_ext_xceiv *ext_xceiv = dotg->ext_xceiv;
	struct dwc3 *dwc = dotg->dwc;
	int ret = 0;

	if (!dwc->xhci)
		return -EINVAL;

	if (!dotg->vbus_otg) {
		dotg->vbus_otg = devm_regulator_get(dwc->dev->parent,
							"vbus_dwc3");
		if (IS_ERR(dotg->vbus_otg)) {
			dev_err(dwc->dev, "Failed to get vbus regulator\n");
			ret = PTR_ERR(dotg->vbus_otg);
			dotg->vbus_otg = 0;
			return ret;
		}
	}

	if (on) {
		dev_dbg(otg->phy->dev, "%s: turn on host\n", __func__);

		/*
		 * This should be revisited for more testing post-silicon.
		 * In worst case we may need to disconnect the root hub
		 * before stopping the controller so that it does not
		 * interfere with runtime pm/system pm.
		 * We can also consider registering and unregistering xhci
		 * platform device. It is almost similar to add_hcd and
		 * remove_hcd, But we may not use standard set_host method
		 * anymore.
		 */
		dwc3_otg_set_hsphy_auto_suspend(dotg, true);
		dwc3_otg_set_host_regs(dotg);
		/*
		 * FIXME If micro A cable is disconnected during system suspend,
		 * xhci platform device will be removed before runtime pm is
		 * enabled for xhci device. Due to this, disable_depth becomes
		 * greater than one and runtimepm is not enabled for next microA
		 * connect. Fix this by calling pm_runtime_init for xhci device.
		 */
		pm_runtime_init(&dwc->xhci->dev);
		ret = platform_device_add(dwc->xhci);
		if (ret) {
			dev_err(otg->phy->dev,
				"%s: failed to add XHCI pdev ret=%d\n",
				__func__, ret);
			return ret;
		}

		dwc3_otg_notify_host_mode(otg, on);
		ret = regulator_enable(dotg->vbus_otg);
		if (ret) {
			dev_err(otg->phy->dev, "unable to enable vbus_otg\n");
			platform_device_del(dwc->xhci);
			return ret;
		}

		/* re-init OTG EVTEN register as XHCI reset clears it */
		if (ext_xceiv && !ext_xceiv->otg_capability)
			dwc3_otg_reset(dotg);
	} else {
		dev_dbg(otg->phy->dev, "%s: turn off host\n", __func__);

		ret = regulator_disable(dotg->vbus_otg);
		if (ret) {
			dev_err(otg->phy->dev, "unable to disable vbus_otg\n");
			return ret;
		}
		dwc3_otg_notify_host_mode(otg, on);

		platform_device_del(dwc->xhci);
		/*
		 * Perform USB hardware RESET (both core reset and DBM reset)
		 * when moving from host to peripheral. This is required for
		 * peripheral mode to work.
		 */
		if (ext_xceiv && ext_xceiv->otg_capability &&
						ext_xceiv->ext_block_reset)
			ext_xceiv->ext_block_reset(ext_xceiv, true);

		dwc3_otg_set_hsphy_auto_suspend(dotg, false);
		dwc3_otg_set_peripheral_regs(dotg);

		/* re-init core and OTG registers as block reset clears these */
		dwc3_post_host_reset_core_init(dwc);
		if (ext_xceiv && !ext_xceiv->otg_capability)
			dwc3_otg_reset(dotg);
	}

//.........这里部分代码省略.........
开发者ID:Abhinav1997，项目名称:android_kernel_lge_msm8226，代码行数:101，代码来源:dwc3_otg.c


示例3: omap2430_probe

static int omap2430_probe(struct platform_device *pdev)
{
	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
	struct omap_musb_board_data	*data;
	struct platform_device		*musb;
	struct omap2430_glue		*glue;
	struct device_node		*np = pdev->dev.of_node;
	struct musb_hdrc_config		*config;
	int				ret = -ENOMEM;

	glue = devm_kzalloc(&pdev->dev, sizeof(*glue), GFP_KERNEL);
	if (!glue) {
		dev_err(&pdev->dev, "failed to allocate glue context\n");
		goto err0;
	}

	musb = platform_device_alloc("musb-hdrc", PLATFORM_DEVID_AUTO);
	if (!musb) {
		dev_err(&pdev->dev, "failed to allocate musb device\n");
		goto err0;
	}

	musb->dev.parent		= &pdev->dev;
	musb->dev.dma_mask		= &omap2430_dmamask;
	musb->dev.coherent_dma_mask	= omap2430_dmamask;

	glue->dev			= &pdev->dev;
	glue->musb			= musb;
	glue->status			= OMAP_MUSB_UNKNOWN;

	if (np) {
		pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
		if (!pdata) {
			dev_err(&pdev->dev,
				"failed to allocate musb platfrom data\n");
			goto err2;
		}

		data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
		if (!data) {
			dev_err(&pdev->dev,
				"failed to allocate musb board data\n");
			goto err2;
		}

		config = devm_kzalloc(&pdev->dev, sizeof(*config), GFP_KERNEL);
		if (!config) {
			dev_err(&pdev->dev,
				"failed to allocate musb hdrc config\n");
			goto err2;
		}

		of_property_read_u32(np, "mode", (u32 *)&pdata->mode);
		of_property_read_u32(np, "interface_type",
						(u32 *)&data->interface_type);
		of_property_read_u32(np, "num_eps", (u32 *)&config->num_eps);
		of_property_read_u32(np, "ram_bits", (u32 *)&config->ram_bits);
		of_property_read_u32(np, "power", (u32 *)&pdata->power);
		config->multipoint = of_property_read_bool(np, "multipoint");
		pdata->has_mailbox = of_property_read_bool(np,
		    "ti,has-mailbox");

		pdata->board_data	= data;
		pdata->config		= config;
	}

	if (pdata->has_mailbox) {
		glue->control_otghs = omap_get_control_dev();
		if (IS_ERR(glue->control_otghs)) {
			dev_vdbg(&pdev->dev, "Failed to get control device\n");
			return -ENODEV;
		}
	} else {
		glue->control_otghs = ERR_PTR(-ENODEV);
	}
	pdata->platform_ops		= &omap2430_ops;

	platform_set_drvdata(pdev, glue);

	/*
	 * REVISIT if we ever have two instances of the wrapper, we will be
	 * in big trouble
	 */
	_glue	= glue;

	INIT_WORK(&glue->omap_musb_mailbox_work, omap_musb_mailbox_work);

	ret = platform_device_add_resources(musb, pdev->resource,
			pdev->num_resources);
	if (ret) {
		dev_err(&pdev->dev, "failed to add resources\n");
		goto err2;
	}

	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
	if (ret) {
		dev_err(&pdev->dev, "failed to add platform_data\n");
		goto err2;
	}

//.........这里部分代码省略.........
开发者ID:AiWinters，项目名称:linux，代码行数:101，代码来源:omap2430.c


示例4: dtv_probe

static int dtv_probe(struct platform_device *pdev)
{
	struct msm_fb_data_type *mfd;
	struct fb_info *fbi;
	struct platform_device *mdp_dev = NULL;
	struct msm_fb_panel_data *pdata = NULL;
	int rc;

	if (pdev->id == 0) {
		dtv_pdata = pdev->dev.platform_data;
		return 0;
	}

	mfd = platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	if (pdev_list_cnt >= MSM_FB_MAX_DEV_LIST)
		return -ENOMEM;

	mdp_dev = platform_device_alloc("mdp", pdev->id);
	if (!mdp_dev)
		return -ENOMEM;

	/*
	 * link to the latest pdev
	 */
	mfd->pdev = mdp_dev;
	mfd->dest = DISPLAY_LCDC;

	/*
	 * alloc panel device data
	 */
	if (platform_device_add_data
	    (mdp_dev, pdev->dev.platform_data,
	     sizeof(struct msm_fb_panel_data))) {
		pr_err("dtv_probe: platform_device_add_data failed!\n");
		platform_device_put(mdp_dev);
		return -ENOMEM;
	}
	/*
	 * data chain
	 */
	pdata = (struct msm_fb_panel_data *)mdp_dev->dev.platform_data;
	pdata->on = dtv_on;
	pdata->off = dtv_off;
	pdata->next = pdev;

	/*
	 * get/set panel specific fb info
	 */
	mfd->panel_info = pdata->panel_info;
	if (hdmi_prim_display)
		mfd->fb_imgType = MSMFB_DEFAULT_TYPE;
	else
		mfd->fb_imgType = MDP_RGB_565;

	fbi = mfd->fbi;
	fbi->var.pixclock = mfd->panel_info.clk_rate;
	fbi->var.left_margin = mfd->panel_info.lcdc.h_back_porch;
	fbi->var.right_margin = mfd->panel_info.lcdc.h_front_porch;
	fbi->var.upper_margin = mfd->panel_info.lcdc.v_back_porch;
	fbi->var.lower_margin = mfd->panel_info.lcdc.v_front_porch;
	fbi->var.hsync_len = mfd->panel_info.lcdc.h_pulse_width;
	fbi->var.vsync_len = mfd->panel_info.lcdc.v_pulse_width;

#ifdef CONFIG_MSM_BUS_SCALING
	if (!dtv_bus_scale_handle && dtv_pdata &&
		dtv_pdata->bus_scale_table) {
		dtv_bus_scale_handle =
			msm_bus_scale_register_client(
					dtv_pdata->bus_scale_table);
		if (!dtv_bus_scale_handle) {
			pr_err("%s not able to get bus scale\n",
				__func__);
		}
	}
#else
	ebi1_clk = clk_get(NULL, "ebi1_dtv_clk");
	if (IS_ERR(ebi1_clk)) {
		ebi1_clk = NULL;
		pr_warning("%s: Couldn't get ebi1 clock\n", __func__);
	}
#endif
	/*
	 * set driver data
	 */
	platform_set_drvdata(mdp_dev, mfd);

	/*
	 * register in mdp driver
	 */
	rc = platform_device_add(mdp_dev);
	if (rc)
		goto dtv_probe_err;

//.........这里部分代码省略.........
开发者ID:KylessOpenlp，项目名称:caf-port，代码行数:101，代码来源:mdp4_dtv.c


示例5: motor_add_one

static int motor_add_one(unsigned int id, unsigned int *params)
{
	int status, err;
	struct cdev *motor_cdev;
	struct platform_device *pdev;
	struct gpio_pwm_platform_data pdata;

	if ( mot_nump[id] < 4 ) {
		printk(KERN_INFO "stepper: nothing to register for id: %d.\n", id);
		return 0;
	}

	g_enable[id] = params[1];
	g_dir[id] = params[2];
	g_step[id] = params[3];
	g_lpwr[id] = params[4];
	polarity[id] = params[5];

	/* sanity check */
	if ( !( g_enable[id] && g_dir[id] && g_step[id])) {
		printk(KERN_INFO "stepper: missing parameters, exit driver.\n");
		goto err_para;
	}

	/* request and set pwm channel and gpio pins */
	pdev = platform_device_alloc("gpio_pwm", g_step[id]);
	if (!pdev) {
		err = -ENOMEM;
		goto err_para;
	}

	pdata.gpio = g_step[id];

	err = platform_device_add_data(pdev, &pdata, sizeof(pdata));
	if (err)
		goto err;

	err = platform_device_add(pdev);
	if (err)
		goto err;

	pwmc[id] = pwm_request("gpio_pwm", g_step[id], "stepper");
	if (pwmc[id] != NULL) {
		goto err_pwm;
	}

	motor_pwm_set (pwmc[id], 0);	/* set default pwm pulse */

	if ( gpio_request(g_enable[id], "motor-enable") < 0 ) {
		goto err_gpioenable;
	}
	gpio_direction_output(g_enable[id] ,0);

	if ( gpio_request(g_dir[id], "motor-ccw") < 0) {
		goto err_gpiodir;
	}
	gpio_direction_output(g_dir[id] ,0);

	if (g_lpwr[id] != 0) {
		if ( gpio_request(g_lpwr[id], "motor-lowpwr") < 0 ) {
			goto err_gpiolwr;
		}
		gpio_direction_output(g_lpwr[id] ,0);
	}

	/* set to home */
	steps[id] = 0;

	/* alloc a new device number (major: dynamic, minor: 0) */
	status = alloc_chrdev_region(&motor_devno, 0, 1, "motor");

	/* create a new char device  */
	motor_cdev = cdev_alloc();
	if(motor_cdev == NULL) {
		status=-ENOMEM;
		goto err_dev;
	}

	/*save the cdev for id's */
	mot_map[id] = (int) motor_cdev;

	motor_cdev->owner = THIS_MODULE;
	motor_cdev->ops = &motor_fops;
	status = cdev_add(motor_cdev, motor_devno, 1);
	if(status){
		goto err_dev;
	}

	device_create(motor_class, NULL, motor_devno, NULL, "motor%d", params[0]);
	printk(KERN_INFO "stepper: motor%d registred on major: %u; minor: %u\n", \
		params[0], MAJOR(motor_devno), MINOR(motor_devno));

	return 0;

err:
	printk(KERN_INFO "stepper: err\n");
err_dev:
	printk(KERN_INFO "stepper: err_dev\n");
err_gpiolwr:
	printk(KERN_INFO "stepper: err_gpiolwr\n");
//.........这里部分代码省略.........
开发者ID:claudyus，项目名称:kstepper，代码行数:101，代码来源:stepper-drv.c


示例6: soc_button_device_create

static struct platform_device *
soc_button_device_create(struct pnp_dev *pdev,
			 const struct soc_button_info *button_info,
			 bool autorepeat)
{
	const struct soc_button_info *info;
	struct platform_device *pd;
	struct gpio_keys_button *gpio_keys;
	struct gpio_keys_platform_data *gpio_keys_pdata;
	int n_buttons = 0;
	int gpio;
	int error;

	gpio_keys_pdata = devm_kzalloc(&pdev->dev,
				       sizeof(*gpio_keys_pdata) +
					sizeof(*gpio_keys) * MAX_NBUTTONS,
				       GFP_KERNEL);
	if (!gpio_keys_pdata)
		return ERR_PTR(-ENOMEM);

	gpio_keys = (void *)(gpio_keys_pdata + 1);

	for (info = button_info; info->name; info++) {
		if (info->autorepeat != autorepeat)
			continue;

		gpio = soc_button_lookup_gpio(&pdev->dev, info->acpi_index);
		if (gpio < 0)
			continue;

		gpio_keys[n_buttons].type = info->event_type;
		gpio_keys[n_buttons].code = info->event_code;
		gpio_keys[n_buttons].gpio = gpio;
		gpio_keys[n_buttons].active_low = 1;
		gpio_keys[n_buttons].desc = info->name;
		gpio_keys[n_buttons].wakeup = info->wakeup;
		n_buttons++;
	}

	if (n_buttons == 0) {
		error = -ENODEV;
		goto err_free_mem;
	}

	gpio_keys_pdata->buttons = gpio_keys;
	gpio_keys_pdata->nbuttons = n_buttons;
	gpio_keys_pdata->rep = autorepeat;

	pd = platform_device_alloc("gpio-keys", PLATFORM_DEVID_AUTO);
	if (!pd) {
		error = -ENOMEM;
		goto err_free_mem;
	}

	error = platform_device_add_data(pd, gpio_keys_pdata,
					 sizeof(*gpio_keys_pdata));
	if (error)
		goto err_free_pdev;

	error = platform_device_add(pd);
	if (error)
		goto err_free_pdev;

	return pd;

err_free_pdev:
	platform_device_put(pd);
err_free_mem:
	devm_kfree(&pdev->dev, gpio_keys_pdata);
	return ERR_PTR(error);
}
开发者ID:AkyZero，项目名称:wrapfs-latest，代码行数:71，代码来源:soc_button_array.c


示例7: da8xx_probe

static int __devinit da8xx_probe(struct platform_device *pdev)
{
	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
	struct platform_device		*musb;
	struct da8xx_glue		*glue;

	struct clk			*clk;

	int				ret = -ENOMEM;

	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
	if (!glue) {
		dev_err(&pdev->dev, "failed to allocate glue context\n");
		goto err0;
	}

	musb = platform_device_alloc("musb-hdrc", -1);
	if (!musb) {
		dev_err(&pdev->dev, "failed to allocate musb device\n");
		goto err1;
	}

	clk = clk_get(&pdev->dev, "usb20");
	if (IS_ERR(clk)) {
		dev_err(&pdev->dev, "failed to get clock\n");
		ret = PTR_ERR(clk);
		goto err2;
	}

	ret = clk_enable(clk);
	if (ret) {
		dev_err(&pdev->dev, "failed to enable clock\n");
		goto err3;
	}

	musb->dev.parent		= &pdev->dev;
	musb->dev.dma_mask		= &da8xx_dmamask;
	musb->dev.coherent_dma_mask	= da8xx_dmamask;

	glue->dev			= &pdev->dev;
	glue->musb			= musb;
	glue->clk			= clk;

	pdata->platform_ops		= &da8xx_ops;

	platform_set_drvdata(pdev, glue);

	ret = platform_device_add_resources(musb, pdev->resource,
			pdev->num_resources);
	if (ret) {
		dev_err(&pdev->dev, "failed to add resources\n");
		goto err4;
	}

	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
	if (ret) {
		dev_err(&pdev->dev, "failed to add platform_data\n");
		goto err4;
	}

	ret = platform_device_add(musb);
	if (ret) {
		dev_err(&pdev->dev, "failed to register musb device\n");
		goto err4;
	}

	return 0;

err4:
	clk_disable(clk);

err3:
	clk_put(clk);

err2:
	platform_device_put(musb);

err1:
	kfree(glue);

err0:
	return ret;
}
开发者ID:0xroot，项目名称:Blackphone-BP1-Kernel，代码行数:83，代码来源:da8xx.c


示例8: omap2430_probe

static int __devinit omap2430_probe(struct platform_device *pdev)
{
	struct musb_hdrc_platform_data	*pdata = pdev->dev.platform_data;
	struct platform_device		*musb;
	struct omap2430_glue		*glue;
	int				ret = -ENOMEM;

	glue = kzalloc(sizeof(*glue), GFP_KERNEL);
	if (!glue) {
		dev_err(&pdev->dev, "failed to allocate glue context\n");
		goto err0;
	}

	musb = platform_device_alloc("musb-hdrc", -1);
	if (!musb) {
		dev_err(&pdev->dev, "failed to allocate musb device\n");
		goto err1;
	}

	musb->dev.parent		= &pdev->dev;
	musb->dev.dma_mask		= &omap2430_dmamask;
	musb->dev.coherent_dma_mask	= omap2430_dmamask;

	glue->dev			= &pdev->dev;
	glue->musb			= musb;

	pdata->platform_ops		= &omap2430_ops;

	platform_set_drvdata(pdev, glue);

	ret = platform_device_add_resources(musb, pdev->resource,
			pdev->num_resources);
	if (ret) {
		dev_err(&pdev->dev, "failed to add resources\n");
		goto err2;
	}

	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
	if (ret) {
		dev_err(&pdev->dev, "failed to add platform_data\n");
		goto err2;
	}

	pm_runtime_enable(&pdev->dev);

	ret = platform_device_add(musb);
	if (ret) {
		dev_err(&pdev->dev, "failed to register musb device\n");
		goto err2;
	}

	return 0;

err2:
	platform_device_put(musb);

err1:
	kfree(glue);

err0:
	return ret;
}
开发者ID:MiniBlu，项目名称:cm11_kernel_htc_msm8974a3ul，代码行数:62，代码来源:omap2430.c


示例9: fighter_audio_init

static int __init fighter_audio_init(void)
{
	int ret = 0, rc = 0;
	struct pm_gpio param = {
		.direction	= PM_GPIO_DIR_OUT,
		.output_buffer	= PM_GPIO_OUT_BUF_CMOS,
		.output_value	= 0,
		.pull		= PM_GPIO_PULL_NO,
		.vin_sel	= PM_GPIO_VIN_L17,
		.out_strength	= PM_GPIO_STRENGTH_MED,
		.function	= PM_GPIO_FUNC_NORMAL,
	};

	if (!cpu_is_msm8960()) {
		pr_info("%s: Not the right machine type\n", __func__);
		return -ENODEV ;
	}

	pr_info("%s", __func__);

	msm8960_snd_device = platform_device_alloc("soc-audio", 0);
	if (!msm8960_snd_device) {
		pr_err("Platform device allocation failed\n");
		return -ENOMEM;
	}

	memcpy(msm8960_dai, msm8960_dai_common, sizeof(msm8960_dai_common));
	memcpy(msm8960_dai + ARRAY_SIZE(msm8960_dai_common),
		msm8960_dai_delta_tabla2x, sizeof(msm8960_dai_delta_tabla2x));

	platform_set_drvdata(msm8960_snd_device, &snd_soc_card_msm8960);
	ret = platform_device_add(msm8960_snd_device);
	if (ret) {
		platform_device_put(msm8960_snd_device);
		return ret;
	}

	msm8960_snd_tabla1x_device = platform_device_alloc("soc-audio", 1);
	if (!msm8960_snd_tabla1x_device) {
		pr_err("Platform device allocation failed\n");
		return -ENOMEM;
	}

	memcpy(msm8960_tabla1x_dai, msm8960_dai_common,
		sizeof(msm8960_dai_common));
	memcpy(msm8960_tabla1x_dai + ARRAY_SIZE(msm8960_dai_common),
		msm8960_dai_delta_tabla1x, sizeof(msm8960_dai_delta_tabla1x));

	platform_set_drvdata(msm8960_snd_tabla1x_device,
		&snd_soc_tabla1x_card_msm8960);
	ret = platform_device_add(msm8960_snd_tabla1x_device);
	if (ret) {
		platform_device_put(msm8960_snd_tabla1x_device);
		return ret;
	}

	rc = gpio_request(PM8921_GPIO_PM_TO_SYS(FIGHTER_PMGPIO_AUD_AMP_EN),
					"fighter_en");
	rc = pm8xxx_gpio_config(PM8921_GPIO_PM_TO_SYS(FIGHTER_PMGPIO_AUD_AMP_EN),
			&param);
	if (rc < 0)
		pr_aud_err("failed to configure tpa2051_en gpio\n");

	mutex_init(&cdc_mclk_mutex);
	htc_register_q6asm_ops(&qops);
	htc_register_pcm_routing_ops(&rops);
	acoustic_register_ops(&acoustic);
	return ret;

}
late_initcall(fighter_audio_init);

static void __exit fighter_audio_exit(void)
{

	if (!cpu_is_msm8960()) {
		pr_info("%s: Not the right machine type\n", __func__);
		return ;
	}
	pr_info("%s", __func__);

	platform_device_unregister(msm8960_snd_device);
	platform_device_unregister(msm8960_snd_tabla1x_device);
	gpio_free(PAMP_GPIO);
	mutex_destroy(&cdc_mclk_mutex);
}
module_exit(fighter_audio_exit);

MODULE_DESCRIPTION("ALSA Platform Fighter");
MODULE_LICENSE("GPL v2");
开发者ID:k99-fire，项目名称:k99_fireball3410，代码行数:90，代码来源:board-fighter-audio.c


示例10: imx_ahci_probe

static int imx_ahci_probe(struct platform_device *pdev)
{
	struct device *dev = &pdev->dev;
	struct resource *mem, *irq, res[2];
	const struct of_device_id *of_id;
	const struct ahci_platform_data *pdata = NULL;
	struct imx_ahci_priv *imxpriv;
	struct device *ahci_dev;
	struct platform_device *ahci_pdev;
	int ret;

	imxpriv = devm_kzalloc(dev, sizeof(*imxpriv), GFP_KERNEL);
	if (!imxpriv) {
		dev_err(dev, "can't alloc ahci_host_priv\n");
		return -ENOMEM;
	}

	ahci_pdev = platform_device_alloc("ahci", -1);
	if (!ahci_pdev)
		return -ENODEV;

	ahci_dev = &ahci_pdev->dev;
	ahci_dev->parent = dev;

	imxpriv->ahb_clk = devm_clk_get(dev, "ahb");
	if (IS_ERR(imxpriv->ahb_clk)) {
		dev_err(dev, "can't get ahb clock.\n");
		ret = PTR_ERR(imxpriv->ahb_clk);
		goto err_out;
	}

	imxpriv->sata_ref_clk = devm_clk_get(dev, "sata_ref");
	if (IS_ERR(imxpriv->sata_ref_clk)) {
		dev_err(dev, "can't get sata_ref clock.\n");
		ret = PTR_ERR(imxpriv->sata_ref_clk);
		goto err_out;
	}

	imxpriv->ahci_pdev = ahci_pdev;
	platform_set_drvdata(pdev, imxpriv);

	of_id = of_match_device(imx_ahci_of_match, dev);
	if (of_id) {
		pdata = of_id->data;
	} else {
		ret = -EINVAL;
		goto err_out;
	}

	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
	irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
	if (!mem || !irq) {
		dev_err(dev, "no mmio/irq resource\n");
		ret = -ENOMEM;
		goto err_out;
	}

	res[0] = *mem;
	res[1] = *irq;

	ahci_dev->coherent_dma_mask = DMA_BIT_MASK(32);
	ahci_dev->dma_mask = &ahci_dev->coherent_dma_mask;
	ahci_dev->of_node = dev->of_node;

	ret = platform_device_add_resources(ahci_pdev, res, 2);
	if (ret)
		goto err_out;

	ret = platform_device_add_data(ahci_pdev, pdata, sizeof(*pdata));
	if (ret)
		goto err_out;

	ret = platform_device_add(ahci_pdev);
	if (ret) {
err_out:
		platform_device_put(ahci_pdev);
		return ret;
	}

	return 0;
}
开发者ID:03199618，项目名称:linux，代码行数:81，代码来源:ahci_imx.c


示例11: omap3pandora_soc_init

static int __init omap3pandora_soc_init(void)
{
	int ret;

	if (!machine_is_omap3_pandora())
		return -ENODEV;

	pr_info("OMAP3 Pandora SoC init\n");

	ret = gpio_request(OMAP3_PANDORA_DAC_POWER_GPIO, "dac_power");
	if (ret) {
		pr_err(PREFIX "Failed to get DAC power GPIO\n");
		return ret;
	}

	ret = gpio_direction_output(OMAP3_PANDORA_DAC_POWER_GPIO, 0);
	if (ret) {
		pr_err(PREFIX "Failed to set DAC power GPIO direction\n");
		goto fail0;
	}

	ret = gpio_request(OMAP3_PANDORA_AMP_POWER_GPIO, "amp_power");
	if (ret) {
		pr_err(PREFIX "Failed to get amp power GPIO\n");
		goto fail0;
	}

	ret = gpio_direction_output(OMAP3_PANDORA_AMP_POWER_GPIO, 0);
	if (ret) {
		pr_err(PREFIX "Failed to set amp power GPIO direction\n");
		goto fail1;
	}

	omap3pandora_snd_device = platform_device_alloc("soc-audio", -1);
	if (omap3pandora_snd_device == NULL) {
		pr_err(PREFIX "Platform device allocation failed\n");
		ret = -ENOMEM;
		goto fail1;
	}

	platform_set_drvdata(omap3pandora_snd_device, &snd_soc_card_omap3pandora);

	ret = platform_device_add(omap3pandora_snd_device);
	if (ret) {
		pr_err(PREFIX "Unable to add platform device\n");
		goto fail2;
	}

	omap3pandora_dac_reg = regulator_get(&omap3pandora_snd_device->dev, "vcc");
	if (IS_ERR(omap3pandora_dac_reg)) {
		pr_err(PREFIX "Failed to get DAC regulator from %s: %ld\n",
			dev_name(&omap3pandora_snd_device->dev),
			PTR_ERR(omap3pandora_dac_reg));
		ret = PTR_ERR(omap3pandora_dac_reg);
		goto fail3;
	}

	return 0;

fail3:
	platform_device_del(omap3pandora_snd_device);
fail2:
	platform_device_put(omap3pandora_snd_device);
fail1:
	gpio_free(OMAP3_PANDORA_AMP_POWER_GPIO);
fail0:
	gpio_free(OMAP3_PANDORA_DAC_POWER_GPIO);
	return ret;
}
开发者ID:1yankeedt，项目名称:D710BST_FL24_Kernel，代码行数:69，代码来源:omap3pandora.c


示例12: lcdc_probe

static int lcdc_probe(struct platform_device *pdev)
{
	struct msm_fb_data_type *mfd;
	struct fb_info *fbi;
	struct platform_device *mdp_dev = NULL;
	struct msm_fb_panel_data *pdata = NULL;
	int rc;

	if (pdev->id == 0) {
		lcdc_pdata = pdev->dev.platform_data;
		return 0;
	}

	mfd = platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	if (pdev_list_cnt >= MSM_FB_MAX_DEV_LIST)
		return -ENOMEM;

	mdp_dev = platform_device_alloc("mdp", pdev->id);
	if (!mdp_dev)
		return -ENOMEM;

	/*
	 * link to the latest pdev
	 */
	mfd->pdev = mdp_dev;
	mfd->dest = DISPLAY_LCDC;

	/*
	 * alloc panel device data
	 */
	if (platform_device_add_data
	    (mdp_dev, pdev->dev.platform_data,
	     sizeof(struct msm_fb_panel_data))) {
		printk(KERN_ERR "lcdc_probe: platform_device_add_data failed!\n");
		platform_device_put(mdp_dev);
		return -ENOMEM;
	}
	/*
	 * data chain
	 */
	pdata = (struct msm_fb_panel_data *)mdp_dev->dev.platform_data;
	pdata->on = lcdc_on;
	pdata->off = lcdc_off;
	pdata->next = pdev;

	/*
	 * get/set panel specific fb info
	 */
	mfd->panel_info = pdata->panel_info;

	if (mfd->index == 0)
		mfd->fb_imgType = MSMFB_DEFAULT_TYPE;
	else
		mfd->fb_imgType = MDP_RGB_565;

	fbi = mfd->fbi;
	fbi->var.pixclock = clk_round_rate(pixel_mdp_clk,
					mfd->panel_info.clk_rate);
	fbi->var.left_margin = mfd->panel_info.lcdc.h_back_porch;
	fbi->var.right_margin = mfd->panel_info.lcdc.h_front_porch;
	fbi->var.upper_margin = mfd->panel_info.lcdc.v_back_porch;
	fbi->var.lower_margin = mfd->panel_info.lcdc.v_front_porch;
	fbi->var.hsync_len = mfd->panel_info.lcdc.h_pulse_width;
	fbi->var.vsync_len = mfd->panel_info.lcdc.v_pulse_width;

#ifndef CONFIG_MSM_BUS_SCALING
	mfd->ebi1_clk = clk_get(NULL, "ebi1_lcdc_clk");
	if (IS_ERR(mfd->ebi1_clk))
		return PTR_ERR(mfd->ebi1_clk);
#endif
	/*
	 * set driver data
	 */
	platform_set_drvdata(mdp_dev, mfd);
	/*
	 * register in mdp driver
	 */
	rc = platform_device_add(mdp_dev);
	if (rc)
		goto lcdc_probe_err;

	pdev_list[pdev_list_cnt++] = pdev;

	/* DSTxkf37152 xiangguangchao enable lcd display, begin 2011/3/9 */
	//pdata->on(mfd->pdev);
	//mfd->bl_level = (mfd->panel_info.bl_max)/10 * 4;
	//pdata->set_backlight(mfd);
	/* DSTxkf37152 xiangguangchao enable lcd display, end 2011/3/9 */

	return 0;

lcdc_probe_err:
	platform_device_put(mdp_dev);
//.........这里部分代码省略.........
开发者ID:mblaster，项目名称:android_kernel_huawei_hws7300u，代码行数:101，代码来源:lcdc.c


示例13: ebi2_lcd_probe

static int ebi2_lcd_probe(struct platform_device *pdev)
{
	struct msm_fb_data_type *mfd;
	struct platform_device *mdp_dev = NULL;
	struct msm_fb_panel_data *pdata = NULL;
	int rc, i;

	if (pdev->id == 0) {
		for (i = 0; i < pdev->num_resources; i++) {
			if (!strncmp(pdev->resource[i].name, "base", 4)) {
				ebi2_base = ioremap(pdev->resource[i].start,
						pdev->resource[i].end -
						pdev->resource[i].start + 1);
				if (!ebi2_base) {
					printk(KERN_ERR
						"ebi2_base ioremap failed!\n");
					return -ENOMEM;
				}
				ebi2_lcd_cfg0 = (void *)(ebi2_base + 0x20);
				ebi2_lcd_cfg1 = (void *)(ebi2_base + 0x24);
			} else if (!strncmp(pdev->resource[i].name,
						"lcd01", 5)) {
				lcd01_base = ioremap(pdev->resource[i].start,
						pdev->resource[i].end -
						pdev->resource[i].start + 1);
				if (!lcd01_base) {
					printk(KERN_ERR
						"lcd01_base ioremap failed!\n");
					return -ENOMEM;
				}
			} else if (!strncmp(pdev->resource[i].name,
						"lcd02", 5)) {
				lcd02_base = ioremap(pdev->resource[i].start,
						pdev->resource[i].end -
						pdev->resource[i].start + 1);
				if (!lcd02_base) {
					printk(KERN_ERR
						"lcd02_base ioremap failed!\n");
					return -ENOMEM;
				}
			}
		}
		ebi2_lcd_resource_initialized = 1;
		return 0;
	}

	if (!ebi2_lcd_resource_initialized)
		return -EPERM;

	mfd = platform_get_drvdata(pdev);

	if (!mfd)
		return -ENODEV;

	if (mfd->key != MFD_KEY)
		return -EINVAL;

	if (pdev_list_cnt >= MSM_FB_MAX_DEV_LIST)
		return -ENOMEM;

	if (ebi2_base == NULL)
		return -ENOMEM;

	mdp_dev = platform_device_alloc("mdp", pdev->id);
	if (!mdp_dev)
		return -ENOMEM;

	/* link to the latest pdev */
	mfd->pdev = mdp_dev;
	mfd->dest = DISPLAY_LCD;

	/* add panel data */
	if (platform_device_add_data
	    (mdp_dev, pdev->dev.platform_data,
	     sizeof(struct msm_fb_panel_data))) {
		printk(KERN_ERR "ebi2_lcd_probe: platform_device_add_data failed!\n");
		platform_device_put(mdp_dev);
		return -ENOMEM;
	}

	/* data chain */
	pdata = mdp_dev->dev.platform_data;
	pdata->on = panel_next_on;
	pdata->off = panel_next_off;
	pdata->next = pdev;

	/* get/set panel specific fb info */
	mfd->panel_info = pdata->panel_info;

	if (mfd->panel_info.bpp == 24)
		mfd->fb_imgType = MDP_RGB_888;
	else
		mfd->fb_imgType = MDP_RGB_565;

	/* config msm ebi2 lcd register */
	if (mfd->panel_info.pdest == DISPLAY_1) {
		outp32(ebi2_base,
		       (inp32(ebi2_base) & (~(EBI2_PRIM_LCD_CLR))) |
		       EBI2_PRIM_LCD_SEL);
		/*
//.........这里部分代码省略.........
开发者ID:argakon，项目名称:lge-kernel-msm7x27-ICS-JB，代码行数:101，代码来源:ebi2_lcd.c


示例14: mxs_saif_probe


//.........这里部分代码省略.........
			ret);
		goto failed_clk;
	}

	iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
	if (!iores) {
		ret = -ENODEV;
		dev_err(&pdev->dev, "failed to get io resource: %d\n",
			ret);
		goto failed_get_resource;
	}

	if (!request_mem_region(iores->start, resource_size(iores),
				"mxs-saif")) {
		dev_err(&pdev->dev, "request_mem_region failed\n");
		ret = -EBUSY;
		goto failed_get_resource;
	}

	saif->base = ioremap(iores->start, resource_size(iores));
	if (!saif->base) {
		dev_err(&pdev->dev, "ioremap failed\n");
		ret = -ENODEV;
		goto failed_ioremap;
	}

	dmares = platform_get_resource(pdev, IORESOURCE_DMA, 0);
	if (!dmares) {
		ret = -ENODEV;
		dev_err(&pdev->dev, "failed to get dma resource: %d\n",
			ret);
		goto failed_ioremap;
	}
	saif->dma_param.chan_num = dmares->start;

	saif->irq = platform_get_irq(pdev, 0);
	if (saif->irq < 0) {
		ret = saif->irq;
		dev_err(&pdev->dev, "failed to get irq resource: %d\n",
			ret);
		goto failed_get_irq1;
	}

	saif->dev = &pdev->dev;
	ret = request_irq(saif->irq, mxs_saif_irq, 0, "mxs-saif", saif);
	if (ret) {
		dev_err(&pdev->dev, "failed to request irq\n");
		goto failed_get_irq1;
	}

	saif->dma_param.chan_irq = platform_get_irq(pdev, 1);
	if (saif->dma_param.chan_irq < 0) {
		ret = saif->dma_param.chan_irq;
		dev_err(&pdev->dev, "failed to get dma irq resource: %d\n",
			ret);
		goto failed_get_irq2;
	}

	platform_set_drvdata(pdev, saif);

	ret = snd_soc_register_dai(&pdev->dev, &mxs_saif_dai);
	if (ret) {
		dev_err(&pdev->dev, "register DAI failed\n");
		goto failed_register;
	}

	saif->soc_platform_pdev = platform_device_alloc(
					"mxs-pcm-audio", pdev->id);
	if (!saif->soc_platform_pdev) {
		ret = -ENOMEM;
		goto failed_pdev_alloc;
	}

	platform_set_drvdata(saif->soc_platform_pdev, saif);
	ret = platform_device_add(saif->soc_platform_pdev);
	if (ret) {
		dev_err(&pdev->dev, "failed to add soc platform device\n");
		goto failed_pdev_add;
	}

	return 0;

failed_pdev_add:
	platform_device_put(saif->soc_platform_pdev);
failed_pdev_alloc:
	snd_soc_unregister_dai(&pdev->dev);
failed_register:
failed_get_irq2:
	free_irq(saif->irq, saif);
failed_get_irq1:
	iounmap(saif->base);
failed_ioremap:
	release_mem_region(iores->start, resource_size(iores));
failed_get_resource:
	clk_put(saif->clk);
failed_clk:
	kfree(saif);

	return ret;
}
开发者ID:33d，项目名称:linux-2.6.21-hh20，代码行数:101，代码来源:mxs-saif.c


示例15: msm8960_configure_headset_mic_gpios

static int msm8960_configure_headset_mic_gpios(void)
{
	int ret;
	struct pm_gpio param = {
		.direction      = PM_GPIO_DIR_OUT,
		.output_buffer  = PM_GPIO_OUT_BUF_CMOS,
		.output_value   = 1,
		.pull	   = PM_GPIO_PULL_NO,
		.vin_sel	= PM_GPIO_VIN_S4,
		.out_strength   = PM_GPIO_STRENGTH_MED,
		.function       = PM_GPIO_FUNC_NORMAL,
	};

	ret = gpio_request(PM8921_GPIO_PM_TO_SYS(23), "AV_SWITCH");
	if (ret) {
		pr_err("%s: Failed to request gpio %d\n", __func__,
			PM8921_GPIO_PM_TO_SYS(23));
		return ret;
	}

	ret = pm8xxx_gpio_config(PM8921_GPIO_PM_TO_SYS(23), &param);
	if (ret)
		pr_err("%s: Failed to configure gpio %d\n", __func__,
			PM8921_GPIO_PM_TO_SYS(23));
	else
		gpio_direction_output(PM8921_GPIO_PM_TO_SYS(23), 0);

	ret = gpio_request(PM8921_GPIO_PM_TO_SYS(35), "US_EURO_SWITCH");
	if (ret) {
		pr_err("%s: Failed to request gpio %d\n", __func__,
			PM8921_GPIO_PM_TO_SYS(35));
		gpio_free(PM8921_GPIO_PM_TO_SYS(23));
		return ret;
	}
	ret = pm8xxx_gpio_config(PM8921_GPIO_PM_TO_SYS(35), &param);
	if (ret)
		pr_err("%s: Failed to configure gpio %d\n", __func__,
			PM8921_GPIO_PM_TO_SYS(35));
	else
		gpio_direction_output(PM8921_GPIO_PM_TO_SYS(35), 0);

	return 0;
}
static void msm8960_free_headset_mic_gpios(void)
{
	if (msm8960_headset_gpios_configured) {
		gpio_free(PM8921_GPIO_PM_TO_SYS(23));
		gpio_free(PM8921_GPIO_PM_TO_SYS(35));
	}
}

static int __init msm8960_audio_init(void)
{
	int ret;

	if (!cpu_is_msm8960() && !cpu_is_msm8930()) {
		pr_err("%s: Not the right machine type\n", __func__);
		return -ENODEV ;
	}

	mbhc_cfg.calibration = def_tabla_mbhc_cal();
	if (!mbhc_cfg.calibration) {
		pr_err("Calibration data allocation failed\n");
		return -ENOMEM;
	}

	msm8960_snd_device = platform_device_alloc("soc-audio", 0);
	if (!msm8960_snd_device) {
		pr_err("Platform device allocation failed\n");
		kfree(mbhc_cfg.calibration);
		return -ENOMEM;
	}

	memcpy(msm8960_dai, msm8960_dai_common, sizeof(msm8960_dai_common));
	memcpy(msm8960_dai + ARRAY_SIZE(msm8960_dai_common),
		msm8960_dai_delta_tabla2x, sizeof(msm8960_dai_delta_tabla2x));

	platform_set_drvdata(msm8960_snd_device, &snd_soc_card_msm8960);
	ret = platform_device_add(msm8960_snd_device);
	if (ret) {
		platform_device_put(msm8960_snd_device);
		kfree(mbhc_cfg.calibration);
		return ret;
	}

	msm8960_snd_tabla1x_device = platform_device_alloc("soc-audio", 1);
	if (!msm8960_snd_tabla1x_device) {
		pr_err("Platform device allocation failed\n");
		kfree(mbhc_cfg.calibration);
		return -ENOMEM;
	}

	memcpy(msm8960_tabla1x_dai, msm8960_dai_common,
		sizeof(msm8960_dai_common));
	memcpy(msm8960_tabla1x_dai + ARRAY_SIZE(msm8960_dai_common),
		msm8960_dai_delta_tabla1x, sizeof(msm8960_dai_delta_tabla1x));

	platform_set_drvdata(msm8960_snd_tabla1x_device,
		&snd_soc_tabla1x_card_msm8960);
	ret = platform_device_add(msm8960_snd_tabla1x_device);
//.........这里部分代码省略.........
开发者ID:HONO，项目名称:Bell_V20f_kernel_mod，代码行数:101，代码来源:msm8960.c


示例16: omap2430_probe


//.........这里部分代码省略.........
			dev_err(&pdev->dev,
				"failed to allocate musb platform data\n");
			goto err2;
		}

		data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
		if (!data) {
			dev_err(&pdev->dev,
				"failed to allocate musb board data\n");
			goto err2;
		}

		config = devm_kzalloc(&pdev->dev, sizeof(*config), GFP_KERNEL);
		if (!config) {
			dev_err(&pdev->dev,
				"failed to allocate musb hdrc config\n");
			goto err2;
		}

		of_property_read_u32(np, "mode", (u32 *)&pdata->mode);
		of_property_read_u32(np, "interface-type",
						(u32 *)&data->interface_type);
		of_property_read_u32(np, "num-eps", (u32 *)&config->num_eps);
		of_property_read_u32(np, "ram-bits", (u32 *)&config->ram_bits);
		of_property_read_u32(np, "power", (u32 *)&pdata->power);
		config->multipoint = of_property_read_bool(np, "multipoint");

		pdata->board_data	= data;
		pdata->config		= config;

		control_node = of_parse_phandle(np, "ctrl-module", 0);
		if (control_node) {
			control_pdev = of_find_device_by_node(control_node);
			if (!control_pdev) {
				dev_err(&pdev->dev, "Failed to get control device\n");
				ret = -EINVAL;
				goto err2;
			}
			glue->control_otghs = &control_pdev->dev;
		}
	}
	pdata->platform_ops		= &omap2430_ops;

	platform_set_drvdata(pdev, glue);

	/*
	 * REVISIT if we ever have two instances of the wrapper, we will be
	 * in big trouble
	 */
	_glue	= glue;

	INIT_WORK(&glue->omap_musb_mailbox_work, omap_musb_mailbox_work);

	memset(musb_resources, 0x00, sizeof(*musb_resources) *
			ARRAY_SIZE(musb_resources));

	musb_resources[0].name = pdev->resource[0].name;
	musb_resources[0].start = pdev->resource[0].start;
	musb_resources[0].end = pdev->resource[0].end;
	musb_resources[0].flags = pdev->resource[0].flags;

	musb_resources[1].name = pdev->resource[1].name;
	musb_resources[1].start = pdev->resource[1].start;
	musb_resources[1].end = pdev->resource[1].end;
	musb_resources[1].flags = pdev->resource[1].flags;

	musb_resources[2].name = pdev->resource[2].name;
	musb_resources[2].start = pdev->resource[2].start;
	musb_resources[2].end = pdev->resource[2].end;
	musb_resources[2].flags = pdev->resource[2].flags;

	ret = platform_device_add_resources(musb, musb_resources,
			ARRAY_SIZE(musb_resources));
	if (ret) {
		dev_err(&pdev->dev, "failed to add resources\n");
		goto err2;
	}

	ret = platform_device_add_data(musb, pdata, sizeof(*pdata));
	if (ret) {
		dev_err(&pdev->dev, "failed to add platform_data\n");
		goto err2;
	}

	pm_runtime_enable(&pdev->dev);

	ret = platform_device_add(musb);
	if (ret) {
		dev_err(&pdev->dev, "failed to register musb device\n");
		goto err2;
	}

	return 0;

err2:
	platform_device_put(musb);

err0:
	return ret;
}
开发者ID:IDM350，项目名称:linux，代码行数:101，代码来源:omap2430.c


示例17: smsc47b397_device_add

static int __init smsc47b397_device_add(unsigned short address)
{
	struct resource res = {
		.start	= address,
		.end	= address + SMSC_EXTENT - 1,
		.name	= DRVNAME,
		.flags	= IORESOURCE_IO,
	};
	int err;

	err = acpi_check_resource_conflict(&res);
	if (err)
		goto exit;

	pdev = platform_device_alloc(DRVNAME, address);
	if (!pdev) {
		err = -ENOMEM;
		pr_err("Device allocation failed\n");
		goto exit;
	}

	err = platform_device_add_resources(pdev, &res, 1);
	if (err) {
		pr_err("Device resource addition failed (%d)\n", err);
		goto exit_device_put;
	}

	err = platform_device_add(pdev);
	if (err) {
		pr_err("Device addition failed (%d)\n", err);
		goto exit_device_put;
	}

	return 0;

exit_device_put:
	platform_device_put(pdev);
exit:
	return err;
}

static int __init smsc47b397_find(void)
{
	u8 id, rev;
	char *name;
	unsigned short addr;

	superio_enter();
	id = force_id ? force_id : superio_inb(SUPERIO_REG_DEVID);

	switch (id) {
	case 0x81:
		name = "SCH5307-NS";
		break;
	case 0x6f:
		name = "LPC47B397-NC";
		break;
	case 0x85:
	case 0x8c:
		name = "SCH5317";
		break;
	default:
		superio_exit();
		return -ENODEV;
	}

	rev = superio_inb(SUPERIO_REG_DEVREV);

	superio_select(SUPERIO_REG_LD8);
	addr = (superio_inb(SUPERIO_REG_BASE_MSB) << 8)
		 |  superio_inb(SUPERIO_REG_BASE_LSB);

	pr_info("found SMSC %s (base address 0x%04x, revision %u)\n",
		name, addr, rev);

	superio_exit();
	return addr;
}
开发者ID:openube，项目名称:android_kernel_sony_c230

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C++ platform_device_add_resources函数代码示例发布时间：2022-05-30
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