Re: [PATCH 2/2] clk: imx: imx8mp: add shared clk gate for usb suspend clk

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On 22-08-24 16:04:22, Li Jun wrote:
> 32K usb suspend clock gate is shared with usb_root_clk.
> 
> Signed-off-by: Li Jun <jun.li@xxxxxxx>

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

> 
> diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c
> index e89db568f5a8..5b66514bdd0c 100644
> --- a/drivers/clk/imx/clk-imx8mp.c
> +++ b/drivers/clk/imx/clk-imx8mp.c
> @@ -17,6 +17,7 @@
>  
>  static u32 share_count_nand;
>  static u32 share_count_media;
> +static u32 share_count_usb;
>  
>  static const char * const pll_ref_sels[] = { "osc_24m", "dummy", "dummy", "dummy", };
>  static const char * const audio_pll1_bypass_sels[] = {"audio_pll1", "audio_pll1_ref_sel", };
> @@ -673,7 +674,8 @@ static int imx8mp_clocks_probe(struct platform_device *pdev)
>  	hws[IMX8MP_CLK_UART2_ROOT] = imx_clk_hw_gate4("uart2_root_clk", "uart2", ccm_base + 0x44a0, 0);
>  	hws[IMX8MP_CLK_UART3_ROOT] = imx_clk_hw_gate4("uart3_root_clk", "uart3", ccm_base + 0x44b0, 0);
>  	hws[IMX8MP_CLK_UART4_ROOT] = imx_clk_hw_gate4("uart4_root_clk", "uart4", ccm_base + 0x44c0, 0);
> -	hws[IMX8MP_CLK_USB_ROOT] = imx_clk_hw_gate4("usb_root_clk", "hsio_axi", ccm_base + 0x44d0, 0);
> +	hws[IMX8MP_CLK_USB_ROOT] = imx_clk_hw_gate2_shared2("usb_root_clk", "hsio_axi", ccm_base + 0x44d0, 0, &share_count_usb);
> +	hws[IMX8MP_CLK_USB_SUSP] = imx_clk_hw_gate2_shared2("usb_suspend_clk", "osc_32k", ccm_base + 0x44d0, 0, &share_count_usb);
>  	hws[IMX8MP_CLK_USB_PHY_ROOT] = imx_clk_hw_gate4("usb_phy_root_clk", "usb_phy_ref", ccm_base + 0x44f0, 0);
>  	hws[IMX8MP_CLK_USDHC1_ROOT] = imx_clk_hw_gate4("usdhc1_root_clk", "usdhc1", ccm_base + 0x4510, 0);
>  	hws[IMX8MP_CLK_USDHC2_ROOT] = imx_clk_hw_gate4("usdhc2_root_clk", "usdhc2", ccm_base + 0x4520, 0);
> -- 
> 2.34.1
> 



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