spi: spi_s3c24xx must initialize bus_num
Pass the bus number we expect the S3C24XX SPI driver to attach to via the platform data. Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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4bb5eba06b
Коммит
50f426b55d
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@ -238,6 +238,7 @@ static irqreturn_t s3c24xx_spi_irq(int irq, void *dev)
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static int __init s3c24xx_spi_probe(struct platform_device *pdev)
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{
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struct s3c2410_spi_info *pdata;
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struct s3c24xx_spi *hw;
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struct spi_master *master;
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struct resource *res;
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@ -254,10 +255,10 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
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memset(hw, 0, sizeof(struct s3c24xx_spi));
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hw->master = spi_master_get(master);
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hw->pdata = pdev->dev.platform_data;
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hw->pdata = pdata = pdev->dev.platform_data;
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hw->dev = &pdev->dev;
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if (hw->pdata == NULL) {
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if (pdata == NULL) {
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dev_err(&pdev->dev, "No platform data supplied\n");
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err = -ENOENT;
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goto err_no_pdata;
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@ -333,13 +334,13 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
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/* setup any gpio we can */
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if (!hw->pdata->set_cs) {
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if (!pdata->set_cs) {
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hw->set_cs = s3c24xx_spi_gpiocs;
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s3c2410_gpio_setpin(hw->pdata->pin_cs, 1);
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s3c2410_gpio_cfgpin(hw->pdata->pin_cs, S3C2410_GPIO_OUTPUT);
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s3c2410_gpio_setpin(pdata->pin_cs, 1);
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s3c2410_gpio_cfgpin(pdata->pin_cs, S3C2410_GPIO_OUTPUT);
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} else
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hw->set_cs = hw->pdata->set_cs;
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hw->set_cs = pdata->set_cs;
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/* register our spi controller */
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