pxa27x_keypad.c (6f84981772535e670e4e2df051a672af229b6694) pxa27x_keypad.c (198a2ccaaab8fca64f7b367969038badae96f3bd)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * linux/drivers/input/keyboard/pxa27x_keypad.c
4 *
5 * Driver for the pxa27x matrix keyboard controller.
6 *
7 * Created: Feb 22, 2007
8 * Author: Rodolfo Giometti <giometti@linux.it>

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712
713static int pxa27x_keypad_probe(struct platform_device *pdev)
714{
715 const struct pxa27x_keypad_platform_data *pdata =
716 dev_get_platdata(&pdev->dev);
717 struct device_node *np = pdev->dev.of_node;
718 struct pxa27x_keypad *keypad;
719 struct input_dev *input_dev;
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * linux/drivers/input/keyboard/pxa27x_keypad.c
4 *
5 * Driver for the pxa27x matrix keyboard controller.
6 *
7 * Created: Feb 22, 2007
8 * Author: Rodolfo Giometti <giometti@linux.it>

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712
713static int pxa27x_keypad_probe(struct platform_device *pdev)
714{
715 const struct pxa27x_keypad_platform_data *pdata =
716 dev_get_platdata(&pdev->dev);
717 struct device_node *np = pdev->dev.of_node;
718 struct pxa27x_keypad *keypad;
719 struct input_dev *input_dev;
720 struct resource *res;
721 int irq, error;
722
723 /* Driver need build keycode from device tree or pdata */
724 if (!np && !pdata)
725 return -EINVAL;
726
727 irq = platform_get_irq(pdev, 0);
728 if (irq < 0)
729 return -ENXIO;
730
720 int irq, error;
721
722 /* Driver need build keycode from device tree or pdata */
723 if (!np && !pdata)
724 return -EINVAL;
725
726 irq = platform_get_irq(pdev, 0);
727 if (irq < 0)
728 return -ENXIO;
729
731 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
732 if (res == NULL) {
733 dev_err(&pdev->dev, "failed to get I/O memory\n");
734 return -ENXIO;
735 }
736
737 keypad = devm_kzalloc(&pdev->dev, sizeof(*keypad),
738 GFP_KERNEL);
739 if (!keypad)
740 return -ENOMEM;
741
742 input_dev = devm_input_allocate_device(&pdev->dev);
743 if (!input_dev)
744 return -ENOMEM;
745
746 keypad->pdata = pdata;
747 keypad->input_dev = input_dev;
748 keypad->irq = irq;
749
730 keypad = devm_kzalloc(&pdev->dev, sizeof(*keypad),
731 GFP_KERNEL);
732 if (!keypad)
733 return -ENOMEM;
734
735 input_dev = devm_input_allocate_device(&pdev->dev);
736 if (!input_dev)
737 return -ENOMEM;
738
739 keypad->pdata = pdata;
740 keypad->input_dev = input_dev;
741 keypad->irq = irq;
742
750 keypad->mmio_base = devm_ioremap_resource(&pdev->dev, res);
743 keypad->mmio_base = devm_platform_ioremap_resource(pdev, 0);
751 if (IS_ERR(keypad->mmio_base))
752 return PTR_ERR(keypad->mmio_base);
753
754 keypad->clk = devm_clk_get(&pdev->dev, NULL);
755 if (IS_ERR(keypad->clk)) {
756 dev_err(&pdev->dev, "failed to get keypad clock\n");
757 return PTR_ERR(keypad->clk);
758 }

--- 81 unchanged lines hidden --- 		744 if (IS_ERR(keypad->mmio_base))
745 return PTR_ERR(keypad->mmio_base);
746
747 keypad->clk = devm_clk_get(&pdev->dev, NULL);
748 if (IS_ERR(keypad->clk)) {
749 dev_err(&pdev->dev, "failed to get keypad clock\n");
750 return PTR_ERR(keypad->clk);
751 }

--- 81 unchanged lines hidden ---