tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mfd: at91-usart: No need to copy mfd_cell in probe
Use pointer instead.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
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drivers/mfd/at91-usart.c
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drivers/mfd/at91-usart.c
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static int at91_usart_mode_probe(struct platform_device *pdev)
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{
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-
struct mfd_cell cell;
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+
const struct mfd_cell *cell;
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u32 opmode = AT91_USART_MODE_SERIAL;
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device_property_read_u32(&pdev->dev, "atmel,usart-mode", &opmode);
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switch (opmode) {
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case AT91_USART_MODE_SPI:
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cell = at91_usart_spi_subdev;
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cell = &at91_usart_spi_subdev;
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break;
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case AT91_USART_MODE_SERIAL:
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cell = at91_usart_serial_subdev;
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cell = &at91_usart_serial_subdev;
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break;
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default:
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dev_err(&pdev->dev, "atmel,usart-mode has an invalid value %u\n",
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return -EINVAL;
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}
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-
return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, &cell, 1,
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return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, cell, 1,
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NULL, 0, NULL);
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}
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