[PATCH] phy: ti: phy-j721e-wiz: Add j721s2-wiz-10g module support

Ravi Gunasekaran r-gunasekaran at ti.com
Mon May 15 12:57:33 CEST 2023



On 15/05/23 4:20 pm, Ravi Gunasekaran wrote:
> Add support for j721s2-wiz-10g device to use clock-names interface
> instead of explicitly defining clock nodes within device tree node.
> 
> Signed-off-by: Ravi Gunasekaran <r-gunasekaran at ti.com>
> ---
>  drivers/phy/ti/phy-j721e-wiz.c | 21 ++++++++++++++++++++-
>  1 file changed, 20 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c
> index 23397175d3..34314d0bd1 100644
> --- a/drivers/phy/ti/phy-j721e-wiz.c
> +++ b/drivers/phy/ti/phy-j721e-wiz.c
> @@ -256,6 +256,7 @@ enum wiz_type {
>  	J721E_WIZ_10G,
>  	AM64_WIZ_10G,
>  	J784S4_WIZ_10G,
> +	J721S2_WIZ_10G,
>  };
>  
>  struct wiz_data {
> @@ -307,6 +308,15 @@ static struct wiz_data j784s4_wiz_10g = {
>  	.clk_div_sel_num = WIZ_DIV_NUM_CLOCKS_10G,
>  };
>  
> +static struct wiz_data j721s2_10g_data = {
> +	.type = J721S2_WIZ_10G,
> +	.pll0_refclk_mux_sel = &pll0_refclk_mux_sel,
> +	.pll1_refclk_mux_sel = &pll1_refclk_mux_sel,
> +	.refclk_dig_sel = &refclk_dig_sel_10g,
> +	.clk_mux_sel = clk_mux_sel_10g,
> +	.clk_div_sel_num = WIZ_DIV_NUM_CLOCKS_10G,
> +};
> +
>  #define WIZ_TYPEC_DIR_DEBOUNCE_MIN	100	/* ms */
>  #define WIZ_TYPEC_DIR_DEBOUNCE_MAX	1000
>  
> @@ -1037,8 +1047,14 @@ static int j721e_wiz_bind_of_clocks(struct wiz *wiz)
>  	ofnode node;
>  	int i, rc;
>  
> -	if (type == AM64_WIZ_10G || type == J784S4_WIZ_10G)
> +	switch (type) {
> +	case AM64_WIZ_10G:
> +	case J784S4_WIZ_10G:
> +	case J721S2_WIZ_10G:
>  		return j721e_wiz_bind_clocks(wiz);
> +	default:
> +		break;
> +	};
>  
>  	div_clk_drv = lists_driver_lookup_name("wiz_div_clk");
>  	if (!div_clk_drv) {
> @@ -1282,6 +1298,9 @@ static const struct udevice_id j721e_wiz_ids[] = {
>  	{
>  		.compatible = "ti,j784s4-wiz-10g", .data = (ulong)&j784s4_wiz_10g,
>  	},
> +	{
> +		.compatible = "ti,j721s2-wiz-10g", .data = (ulong)&j721s2_10g_data,
> +	},
>  	{}
>  };
>  

This patch is needed inorder to sync up the J721S2 SerDes node in
DTS in u-boot with linux kernel.

> 
> base-commit: eaa9efafffaf87e3414db5d21face5e2dad105e4

-- 
Regards,
Ravi


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