i2c-hix5hd2.c (a4721ced760684d1776bf31f7925aa41bb3f4846) i2c-hix5hd2.c (e0442d76213981ab48e8ea0874bb6c47e3af5a36)
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) 2014 Linaro Ltd.
4 * Copyright (c) 2014 Hisilicon Limited.
5 *
6 * Now only support 7 bit address.
7 */
8

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383 .master_xfer = hix5hd2_i2c_xfer,
384 .functionality = hix5hd2_i2c_func,
385};
386
387static int hix5hd2_i2c_probe(struct platform_device *pdev)
388{
389 struct device_node *np = pdev->dev.of_node;
390 struct hix5hd2_i2c_priv *priv;
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) 2014 Linaro Ltd.
4 * Copyright (c) 2014 Hisilicon Limited.
5 *
6 * Now only support 7 bit address.
7 */
8

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383 .master_xfer = hix5hd2_i2c_xfer,
384 .functionality = hix5hd2_i2c_func,
385};
386
387static int hix5hd2_i2c_probe(struct platform_device *pdev)
388{
389 struct device_node *np = pdev->dev.of_node;
390 struct hix5hd2_i2c_priv *priv;
391 struct resource *mem;
392 unsigned int freq;
393 int irq, ret;
394
395 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
396 if (!priv)
397 return -ENOMEM;
398
399 if (of_property_read_u32(np, "clock-frequency", &freq)) {

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404 priv->freq = I2C_MAX_FAST_MODE_FREQ;
405 dev_warn(priv->dev, "use max freq %d instead\n",
406 I2C_MAX_FAST_MODE_FREQ);
407 } else {
408 priv->freq = freq;
409 }
410 }
411
391 unsigned int freq;
392 int irq, ret;
393
394 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
395 if (!priv)
396 return -ENOMEM;
397
398 if (of_property_read_u32(np, "clock-frequency", &freq)) {

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403 priv->freq = I2C_MAX_FAST_MODE_FREQ;
404 dev_warn(priv->dev, "use max freq %d instead\n",
405 I2C_MAX_FAST_MODE_FREQ);
406 } else {
407 priv->freq = freq;
408 }
409 }
410
412 mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
413 priv->regs = devm_ioremap_resource(&pdev->dev, mem);
411 priv->regs = devm_platform_ioremap_resource(pdev, 0);
414 if (IS_ERR(priv->regs))
415 return PTR_ERR(priv->regs);
416
417 irq = platform_get_irq(pdev, 0);
418 if (irq <= 0) {
419 dev_err(&pdev->dev, "cannot find HS-I2C IRQ\n");
420 return irq;
421 }

--- 110 unchanged lines hidden --- 		412 if (IS_ERR(priv->regs))
413 return PTR_ERR(priv->regs);
414
415 irq = platform_get_irq(pdev, 0);
416 if (irq <= 0) {
417 dev_err(&pdev->dev, "cannot find HS-I2C IRQ\n");
418 return irq;
419 }

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