dsi_pll_power
r = dsi_pll_power(dsi, DSI_PLL_POWER_ON_ALL);
dsi_pll_power(dsi, DSI_PLL_POWER_OFF);
r = dsi_pll_power(dsidev, DSI_PLL_POWER_ON_ALL);
dsi_pll_power(dsidev, DSI_PLL_POWER_OFF);