Re: [PATCH v5] clk: qcom: ipq4019: Add the cpu clock frequency change notifier
From: Stephen Boyd
Date: Tue Dec 27 2016 - 16:46:38 EST
On 12/22, Abhishek Sahu wrote:
> The current driver code gives the crash or gets hang while switching
> the CPU frequency some time. The APSS CPU Clock divider is not glitch
> free so it the APPS clock need to be switched for stable clock during
> the change.
> This patch adds the frequency change notifier for APSS CPU clock. It
> changes the parent of this clock to stable PLL FEPLL500 for
> PRE_RATE_CHANGE event. This event will be generated before actual
> clock set operations. The clock set operation will again change its
> corresponding parent by getting the same from frequency table.
> Signed-off-by: Abhishek Sahu <absahu@xxxxxxxxxxxxxx>
Applied to clk-ipq4019 and merged into clk-next.
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