Commit aecf425f authored by Dong Aisheng's avatar Dong Aisheng Committed by Abel Vesa
Browse files

clk: imx: scu: bypass cpu clock save and restore 



CPU clock is managed by ATF. No need save and restore.

Signed-off-by: default avatarDong Aisheng <aisheng.dong@nxp.com>
Reviewed-by: default avatarAbel Vesa <abel.vesa@nxp.com>
Signed-off-by: default avatarAbel Vesa <abel.vesa@nxp.com>
parent b192d040

drivers/clk/imx/clk-scu.c

+10 −0
Original line number Diff line number Diff line
@@ -538,6 +538,11 @@ static int imx_clk_scu_probe(struct platform_device *pdev) 
static int __maybe_unused imx_clk_scu_suspend(struct device *dev)

{

	struct clk_scu *clk = dev_get_drvdata(dev);

	u32 rsrc_id = clk->rsrc_id;



	if ((rsrc_id == IMX_SC_R_A35) || (rsrc_id == IMX_SC_R_A53) ||

	    (rsrc_id == IMX_SC_R_A72))

		return 0;



	clk->rate = clk_hw_get_rate(&clk->hw);

	clk->is_enabled = clk_hw_is_enabled(&clk->hw);
@@ -554,8 +559,13 @@ static int __maybe_unused imx_clk_scu_suspend(struct device *dev) 
static int __maybe_unused imx_clk_scu_resume(struct device *dev)

{

	struct clk_scu *clk = dev_get_drvdata(dev);

	u32 rsrc_id = clk->rsrc_id;

	int ret = 0;



	if ((rsrc_id == IMX_SC_R_A35) || (rsrc_id == IMX_SC_R_A53) ||

	    (rsrc_id == IMX_SC_R_A72))

		return 0;



	if (clk->rate) {

		ret = clk_scu_set_rate(&clk->hw, clk->rate, 0);

		dev_dbg(dev, "restore rate %d %s\n", clk->rate,