[PATCH 4.9 099/138] clk: sunxi-ng: fix PLL_CPUX adjusting on A33

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Icenowy Zheng [ Upstream commit 790d929b540661945d1c70652ffb602c5c06ad85 ] When adjusting PLL_CPUX on A33, the PLL is temporarily driven too high, and the system hangs. Add

[PATCH 4.9 099/138] clk: sunxi-ng: fix PLL_CPUX adjusting on A33

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Icenowy Zheng [ Upstream commit 790d929b540661945d1c70652ffb602c5c06ad85 ] When adjusting PLL_CPUX on A33, the PLL is temporarily driven too high, and the system hangs. Add a notifier to