This allows to order i2c character devices as they are numbered
in the reference manual, instead of ordering them by register
base address.
Signed-off-by: Philipp Zabel <p.za...@pengutronix.de>
---
drivers/i2c/busses/i2c-imx.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 82f20c6..e5a3f08 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -488,6 +488,7 @@ static struct i2c_algorithm i2c_imx_algo = {
static int __init i2c_imx_probe(struct platform_device *pdev)
{
+ struct device_node *np = pdev->dev.of_node;
const struct of_device_id *of_id = of_match_device(i2c_imx_dt_ids,
&pdev->dev);
struct imx_i2c_struct *i2c_imx;
@@ -531,7 +532,7 @@ static int __init i2c_imx_probe(struct platform_device
*pdev)
i2c_imx->adapter.owner = THIS_MODULE;
i2c_imx->adapter.algo = &i2c_imx_algo;
i2c_imx->adapter.dev.parent = &pdev->dev;
- i2c_imx->adapter.nr = pdev->id;
+ i2c_imx->adapter.nr = (pdev->id < 0) ? of_alias_get_id(np,
"i2c") : pdev->id;
i2c_imx->adapter.dev.of_node = pdev->dev.of_node;
i2c_imx->base = base;
--
1.8.2.rc2
--
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