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authorMugunthan V N <mugunthanvnm@ti.com>2016-10-05 14:34:40 +0530
committerJonathan Cameron <jic23@kernel.org>2016-11-05 17:30:51 +0000
commitc9329d8638cfa1a86faf4fb8bd4922a3d9c6c437 (patch)
tree557613b8dbacbfee5d53306a88e3b19f50c7ba1b
parent1001354ca34179f3db924eb66672442a173147dc (diff)
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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: Mugunthan V N <mugunthanvnm@ti.com> Acked-for-MFD-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
-rw-r--r--drivers/mfd/ti_am335x_tscadc.c1
-rw-r--r--include/linux/mfd/ti_am335x_tscadc.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mfd/ti_am335x_tscadc.c b/drivers/mfd/ti_am335x_tscadc.c
index c8f027b4ea4c..0f3fab47fe48 100644
--- a/drivers/mfd/ti_am335x_tscadc.c
+++ b/drivers/mfd/ti_am335x_tscadc.c
@@ -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);
diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h
index 7f55b8b41032..e45a208d9944 100644
--- a/include/linux/mfd/ti_am335x_tscadc.h
+++ b/include/linux/mfd/ti_am335x_tscadc.h
@@ -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;