Re: [PATCH 6/6] clk: imx93: keep sys ctr clock always on

From: Abel Vesa
Date: Fri Nov 04 2022 - 17:32:12 EST


On 22-10-28 17:52:11, Peng Fan (OSS) wrote:
> From: Jacky Bai <ping.bai@xxxxxxx>
>
> Keep sys ctr clock always on to make sure its register
> can be accessed for cpuidle.
>
> Reviewed-by: Peng Fan <peng.fan@xxxxxxx>
> Signed-off-by: Jacky Bai <ping.bai@xxxxxxx>
> Signed-off-by: Peng Fan <peng.fan@xxxxxxx>

Reviewed-by: Abel Vesa <abel.vesa@xxxxxxxxxx>

> ---
> 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
>