diff options
author | Stefan Agner <stefan.agner@toradex.com> | 2016-03-24 18:34:12 -0700 |
---|---|---|
committer | Stefan Agner <stefan.agner@toradex.com> | 2016-03-25 11:03:55 -0700 |
commit | 2ec8b7f8a380a92b8e2d60a9a074326fed138f55 (patch) | |
tree | ee54ac08cc139c32acfb4bb9bf5a15eb8d14eeb7 /arch/arm | |
parent | 9e7b3720a6993098fbb0f392fc0d299097a93991 (diff) |
ARM: dts: vf-colibri: increase NAND clock speed
The NAND Flash Memory populated on Colibri VF61 allow faster NAND
timings than the Flash Memory on VF50. Additionally, due to divider
limitations, VF61 currently clocks the flash even slower than VF50.
Assign the NFC clock individually in the module specific device
trees vf500-colibri.dtsi and vf610-colibri.dtsi respectively.
This increases read speed on Colibri VF61 by about 20%.
Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/boot/dts/vf-colibri.dtsi | 2 | ||||
-rw-r--r-- | arch/arm/boot/dts/vf500-colibri.dtsi | 5 | ||||
-rw-r--r-- | arch/arm/boot/dts/vf610-colibri.dtsi | 5 |
3 files changed, 10 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/vf-colibri.dtsi b/arch/arm/boot/dts/vf-colibri.dtsi index 4319d9a0242b..d62c4f63df00 100644 --- a/arch/arm/boot/dts/vf-colibri.dtsi +++ b/arch/arm/boot/dts/vf-colibri.dtsi @@ -95,8 +95,6 @@ }; &nfc { - assigned-clocks = <&clks VF610_CLK_NFC>; - assigned-clock-rates = <33000000>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_nfc>; status = "okay"; diff --git a/arch/arm/boot/dts/vf500-colibri.dtsi b/arch/arm/boot/dts/vf500-colibri.dtsi index 84f091d1fcf2..731ff0091c9d 100644 --- a/arch/arm/boot/dts/vf500-colibri.dtsi +++ b/arch/arm/boot/dts/vf500-colibri.dtsi @@ -37,6 +37,11 @@ }; }; +&nfc { + assigned-clocks = <&clks VF610_CLK_NFC>; + assigned-clock-rates = <33000000>; +}; + &iomuxc { vf610-colibri { pinctrl_touchctrl_idle: touchctrl_idle { diff --git a/arch/arm/boot/dts/vf610-colibri.dtsi b/arch/arm/boot/dts/vf610-colibri.dtsi index 0bd1f7ceb53d..a8d59f7bef06 100644 --- a/arch/arm/boot/dts/vf610-colibri.dtsi +++ b/arch/arm/boot/dts/vf610-colibri.dtsi @@ -33,6 +33,11 @@ }; }; +&nfc { + assigned-clocks = <&clks VF610_CLK_NFC>; + assigned-clock-rates = <50000000>; +}; + &sai0 { compatible = "fsl,vf610-sai-clk"; pinctrl-names = "default"; |