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Commit c9329d86 authored by Mugunthan V N's avatar Mugunthan V N Committed by Jonathan Cameron
Browse files

mfd: ti_am335x_tscadc: store physical address 



store the physical address of the device in its priv to use it
for DMA addressing in the client drivers.

Signed-off-by: default avatarMugunthan V N <mugunthanvnm@ti.com>
Acked-for-MFD-by: default avatarLee Jones <lee.jones@linaro.org>
Signed-off-by: default avatarJonathan Cameron <jic23@kernel.org>
parent 1001354c

drivers/mfd/ti_am335x_tscadc.c

+1 −0
Original line number Diff line number Diff line
@@ -183,6 +183,7 @@ static int ti_tscadc_probe(struct platform_device *pdev) 
		tscadc->irq = err;



	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);

	tscadc->tscadc_phys_base = res->start;

	tscadc->tscadc_base = devm_ioremap_resource(&pdev->dev, res);

	if (IS_ERR(tscadc->tscadc_base))

		return PTR_ERR(tscadc->tscadc_base);

include/linux/mfd/ti_am335x_tscadc.h

+1 −0
Original line number Diff line number Diff line
@@ -155,6 +155,7 @@ struct ti_tscadc_dev { 
	struct device *dev;

	struct regmap *regmap;

	void __iomem *tscadc_base;

	phys_addr_t tscadc_phys_base;

	int irq;

	int used_cells;	/* 1-2 */

	int tsc_wires;