2015-12-04 22:39:37 +00:00
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--- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
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+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
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2014-08-25 06:36:01 +00:00
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@@ -26,6 +26,7 @@
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#include <linux/module.h>
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#include <linux/slab.h>
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#include <linux/log2.h>
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+#include <linux/of.h>
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#include "rt2x00.h"
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#include "rt2x00lib.h"
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@@ -951,6 +952,16 @@ static int rt2x00lib_probe_hw_modes(stru
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struct ieee80211_rate *rates;
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unsigned int num_rates;
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unsigned int i;
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+#ifdef CONFIG_OF
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+ struct device_node *np = rt2x00dev->dev->of_node;
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+ unsigned int enabled;
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+ if (!of_property_read_u32(np, "ralink,2ghz",
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+ &enabled) && !enabled)
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+ spec->supported_bands &= ~SUPPORT_BAND_2GHZ;
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+ if (!of_property_read_u32(np, "ralink,5ghz",
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+ &enabled) && !enabled)
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+ spec->supported_bands &= ~SUPPORT_BAND_5GHZ;
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+#endif /* CONFIG_OF */
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if (rt2x00dev->dev->platform_data) {
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struct rt2x00_platform_data *pdata;
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