| Message ID | 20221028095211.2598312-7-peng.fan@oss.nxp.com (mailing list archive) |
|---|---|
| State | Awaiting Upstream, archived |
| Headers | show |
| Series | clk: imx93: fix and update | expand |
On 22-10-28 17:52:11, Peng Fan (OSS) wrote: > From: Jacky Bai <ping.bai@nxp.com> > > Keep sys ctr clock always on to make sure its register > can be accessed for cpuidle. > > Reviewed-by: Peng Fan <peng.fan@nxp.com> > Signed-off-by: Jacky Bai <ping.bai@nxp.com> > Signed-off-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Abel Vesa <abel.vesa@linaro.org> > --- > drivers/clk/imx/clk-imx93.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/clk/imx/clk-imx93.c b/drivers/clk/imx/clk-imx93.c > index 7dace96f36df..b42a877ecca1 100644 > --- a/drivers/clk/imx/clk-imx93.c > +++ b/drivers/clk/imx/clk-imx93.c > @@ -242,7 +242,8 @@ static const struct imx93_clk_ccgr { > { IMX93_CLK_HSIO_32K_GATE, "hsio_32k", "osc_32k", 0x9dc0, }, > { IMX93_CLK_ENET1_GATE, "enet1", "wakeup_axi_root", 0x9e00, }, > { IMX93_CLK_ENET_QOS_GATE, "enet_qos", "wakeup_axi_root", 0x9e40, }, > - { IMX93_CLK_SYS_CNT_GATE, "sys_cnt", "osc_24m", 0x9e80, }, > + /* Critical because clk accessed during CPU idle */ > + { IMX93_CLK_SYS_CNT_GATE, "sys_cnt", "osc_24m", 0x9e80, CLK_IS_CRITICAL}, > { IMX93_CLK_TSTMR1_GATE, "tstmr1", "bus_aon_root", 0x9ec0, }, > { IMX93_CLK_TSTMR2_GATE, "tstmr2", "bus_wakeup_root", 0x9f00, }, > { IMX93_CLK_TMC_GATE, "tmc", "osc_24m", 0x9f40, }, > -- > 2.37.1 >
diff --git a/drivers/clk/imx/clk-imx93.c b/drivers/clk/imx/clk-imx93.c index 7dace96f36df..b42a877ecca1 100644 --- a/drivers/clk/imx/clk-imx93.c +++ b/drivers/clk/imx/clk-imx93.c @@ -242,7 +242,8 @@ static const struct imx93_clk_ccgr { { IMX93_CLK_HSIO_32K_GATE, "hsio_32k", "osc_32k", 0x9dc0, }, { IMX93_CLK_ENET1_GATE, "enet1", "wakeup_axi_root", 0x9e00, }, { IMX93_CLK_ENET_QOS_GATE, "enet_qos", "wakeup_axi_root", 0x9e40, }, - { IMX93_CLK_SYS_CNT_GATE, "sys_cnt", "osc_24m", 0x9e80, }, + /* Critical because clk accessed during CPU idle */ + { IMX93_CLK_SYS_CNT_GATE, "sys_cnt", "osc_24m", 0x9e80, CLK_IS_CRITICAL}, { IMX93_CLK_TSTMR1_GATE, "tstmr1", "bus_aon_root", 0x9ec0, }, { IMX93_CLK_TSTMR2_GATE, "tstmr2", "bus_wakeup_root", 0x9f00, }, { IMX93_CLK_TMC_GATE, "tmc", "osc_24m", 0x9f40, },