diff options
| -rw-r--r-- | drivers/clk/mvebu/ap806-system-controller.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/drivers/clk/mvebu/ap806-system-controller.c b/drivers/clk/mvebu/ap806-system-controller.c index 901d89c4ab4a..103fe18a3c29 100644 --- a/drivers/clk/mvebu/ap806-system-controller.c +++ b/drivers/clk/mvebu/ap806-system-controller.c @@ -136,13 +136,19 @@ static int ap806_syscon_clk_probe(struct platform_device *pdev) } /* eMMC Clock is fixed clock divided by 3 */ - of_property_read_string_index(np, "clock-output-names", - 4, &name); - ap806_clks[4] = clk_register_fixed_factor(NULL, name, fixedclk_name, - 0, 1, 3); - if (IS_ERR(ap806_clks[4])) { - ret = PTR_ERR(ap806_clks[4]); - goto fail4; + if (of_property_read_string_index(np, "clock-output-names", + 4, &name)) { + ap806_clk_data.clk_num--; + dev_warn(&pdev->dev, + "eMMC clock mising: update the device tree!\n"); + } else { + ap806_clks[4] = clk_register_fixed_factor(NULL, name, + fixedclk_name, + 0, 1, 3); + if (IS_ERR(ap806_clks[4])) { + ret = PTR_ERR(ap806_clks[4]); + goto fail4; + } } of_clk_add_provider(np, of_clk_src_onecell_get, &ap806_clk_data); |