[U-Boot] [PATCH 5/8] rockchip: rk3188: Setup the armclk in spl

Simon Glass sjg at chromium.org
Sun Mar 26 02:42:42 UTC 2017


On 23 March 2017 at 21:28, Simon Glass <sjg at chromium.org> wrote:
> On 20 March 2017 at 05:40, Heiko Stuebner <heiko at sntech.de> wrote:
>> The armclk starts in slow mode (24MHz) on the rk3188, which results in U-Boot
>> startup taking a lot of time (U-Boot itself, but also the rc4 decoding done
>> in the bootrom).
>>
>> With default pmic settings we can always reach a safe frequency of 600MHz
>> which is also the frequency the proprietary loader left the armclk at,
>> without needing access to the systems pmic.
>>
>> Signed-off-by: Heiko Stuebner <heiko at sntech.de>
>> ---
>>  arch/arm/mach-rockchip/rk3188-board-spl.c | 24 ++++++++++++++++++++++++
>>  1 file changed, 24 insertions(+)
>
> Acked-by: Simon Glass <sjg at chromium.org>

Applied to u-boot-rockchip, thanks!


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