[PATCH v3 1/8] rng: rockchip_rng: Add compatible for RK3576

Kever Yang kever.yang at rock-chips.com
Sat Aug 30 16:56:17 CEST 2025


On 2025/8/2 04:32, Jonas Karlman wrote:
> The RK3576 SoC contains a RKRNG block that can be used to generate
> random numbers using the rockchip_rng driver.
>
> Add compatible for RK3576 to support random numbers:
>
>    => rng list
>    RNG #0 - rng at 2a410000
>
>    => rng
>    00000000: 36 dd ab 98 ec fb fe d1 cf 36 b3 e1 9b 3d 00 90  6........6...=..
>    00000010: f5 84 de 75 6b 27 48 9e 13 62 12 6c 50 ca 47 1a  ...uk'H..b.lP.G.
>    00000020: b3 4d fc 43 c5 b5 2d be 07 27 03 26 bb 69 61 2a  .M.C..-..'.&.ia*
>    00000030: 6f 70 01 83 4e ce 91 7a 5a 6c 7c 00 43 87 3e c5  op..N..zZl|.C.>.
>
> Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>

Thanks,
- Kever
> ---
> v3: No change
> v2: New patch
> ---
>   drivers/rng/rockchip_rng.c | 4 ++++
>   1 file changed, 4 insertions(+)
>
> diff --git a/drivers/rng/rockchip_rng.c b/drivers/rng/rockchip_rng.c
> index d854ea900442..8cf750e043cf 100644
> --- a/drivers/rng/rockchip_rng.c
> +++ b/drivers/rng/rockchip_rng.c
> @@ -393,6 +393,10 @@ static const struct udevice_id rockchip_rng_match[] = {
>   		.compatible = "rockchip,rk3588-rng",
>   		.data = (ulong)&rk_trngv1_soc_data,
>   	},
> +	{
> +		.compatible = "rockchip,rk3576-rng",
> +		.data = (ulong)&rkrng_soc_data,
> +	},
>   	{
>   		.compatible = "rockchip,rkrng",
>   		.data = (ulong)&rkrng_soc_data,


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