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authorStefan Agner <stefan@agner.ch>2016-04-01 23:13:40 -0700
committerShawn Guo <shawnguo@kernel.org>2016-04-13 17:47:59 +0800
commit6d20b24a2b3edc361e651ab87de5071d4b1b24c3 (patch)
tree043beb4651b6ab535102d5e8aa8daa283d1d370c /arch/arm/boot/dts/vf610-colibri.dtsi
parent9b1a1779e97c8152d52159c4887fdef560c550e1 (diff)
ARM: dts: vf-colibri: increase NAND clock speed
The NAND flash memory populated on Colibri VF61 allows faster NAND timings than the flash memory on VF50. Additionally, due to divider limitations, VF61 did clock the flash even slower than VF50. Assign the NFC clock in the module specific device trees vf500-colibri.dtsi and vf610-colibri.dtsi respectively. This increases raw read speed on Colibri VF61 by about 20%. Signed-off-by: Stefan Agner <stefan@agner.ch> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/vf610-colibri.dtsi')
-rw-r--r--arch/arm/boot/dts/vf610-colibri.dtsi5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/vf610-colibri.dtsi b/arch/arm/boot/dts/vf610-colibri.dtsi
index ab4a29f95593..9ec9e337f5a8 100644
--- a/arch/arm/boot/dts/vf610-colibri.dtsi
+++ b/arch/arm/boot/dts/vf610-colibri.dtsi
@@ -50,3 +50,8 @@
reg = <0x80000000 0x10000000>;
};
};
+
+&nfc {
+ assigned-clocks = <&clks VF610_CLK_NFC>;
+ assigned-clock-rates = <50000000>;
+};