mfd: ti_am335x_tscadc: remove platform_data support
This patch removes access to platform data mfd_tscadc_board because the platform is DT only. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
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@ -26,8 +26,6 @@
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#include <linux/of_device.h>
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#include <linux/mfd/ti_am335x_tscadc.h>
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#include <linux/input/ti_am335x_tsc.h>
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#include <linux/platform_data/ti_am335x_adc.h>
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static unsigned int tscadc_readl(struct ti_tscadc_dev *tsadc, unsigned int reg)
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{
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@ -91,31 +89,22 @@ static int ti_tscadc_probe(struct platform_device *pdev)
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struct ti_tscadc_dev *tscadc;
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struct resource *res;
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struct clk *clk;
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struct mfd_tscadc_board *pdata = pdev->dev.platform_data;
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struct device_node *node = pdev->dev.of_node;
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struct mfd_cell *cell;
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int err, ctrl;
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int clk_value, clock_rate;
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int tsc_wires = 0, adc_channels = 0, total_channels;
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if (!pdata && !pdev->dev.of_node) {
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dev_err(&pdev->dev, "Could not find platform data\n");
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if (!pdev->dev.of_node) {
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dev_err(&pdev->dev, "Could not find valid DT data.\n");
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return -EINVAL;
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}
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if (pdev->dev.platform_data) {
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if (pdata->tsc_init)
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tsc_wires = pdata->tsc_init->wires;
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if (pdata->adc_init)
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adc_channels = pdata->adc_init->adc_channels;
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} else {
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node = of_get_child_by_name(pdev->dev.of_node, "tsc");
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of_property_read_u32(node, "ti,wires", &tsc_wires);
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node = of_get_child_by_name(pdev->dev.of_node, "adc");
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of_property_read_u32(node, "ti,adc-channels", &adc_channels);
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}
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total_channels = tsc_wires + adc_channels;
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