[PATCH 05/13] mmc: renesas-sdhi: Add R8A77961 M3-W+ support

Jaehoon Chung jh80.chung at samsung.com
Wed Feb 1 00:34:30 CET 2023


On 1/27/23 05:05, Marek Vasut wrote:
> From: Hai Pham <hai.pham.ud at renesas.com>
> 
> Support R8A77961 M3-W+ SoC.
> 
> Reviewed-by: Marek Vasut <marek.vasut+renesas at mailbox.org>
> Signed-off-by: Hai Pham <hai.pham.ud at renesas.com>
> Signed-off-by: Marek Vasut <marek.vasut+renesas at mailbox.org>

Reviewed-by: Jaehoon Chung <jh80.chung at samsung.com>

Best Regards,
Jaehoon Chung

> ---
>  drivers/mmc/renesas-sdhi.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/drivers/mmc/renesas-sdhi.c b/drivers/mmc/renesas-sdhi.c
> index 90e8aaddb05..95db8aca931 100644
> --- a/drivers/mmc/renesas-sdhi.c
> +++ b/drivers/mmc/renesas-sdhi.c
> @@ -836,6 +836,7 @@ static const struct udevice_id renesas_sdhi_match[] = {
>  	{ .compatible = "renesas,sdhi-r8a7794", .data = RENESAS_GEN2_QUIRKS },
>  	{ .compatible = "renesas,sdhi-r8a7795", .data = RENESAS_GEN3_QUIRKS },
>  	{ .compatible = "renesas,sdhi-r8a7796", .data = RENESAS_GEN3_QUIRKS },
> +	{ .compatible = "renesas,sdhi-r8a77961", .data = RENESAS_GEN3_QUIRKS },
>  	{ .compatible = "renesas,rcar-gen3-sdhi", .data = RENESAS_GEN3_QUIRKS },
>  	{ .compatible = "renesas,sdhi-r8a77965", .data = RENESAS_GEN3_QUIRKS },
>  	{ .compatible = "renesas,sdhi-r8a77970", .data = RENESAS_GEN3_QUIRKS },
> @@ -905,6 +906,11 @@ static void renesas_sdhi_filter_caps(struct udevice *dev)
>  			r8a7796_rev13_calib_table[!rmobile_is_gen3_mmc0(priv)];
>  	}
>  
> +	/* M3W+ bad taps */
> +	if ((rmobile_get_cpu_type() == RMOBILE_CPU_TYPE_R8A7796) &&
> +	    (rmobile_get_cpu_rev_integer() == 3))
> +		priv->hs400_bad_tap = BIT(1) | BIT(3) | BIT(5) | BIT(7);
> +
>  	/* M3N can use HS400 with manual adjustment */
>  	if (rmobile_get_cpu_type() == RMOBILE_CPU_TYPE_R8A77965) {
>  		priv->adjust_hs400_enable = true;



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