> -----Original Message-----
> From: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> Sent: Wednesday, October 18, 2023 3:17 PM
> To: linux-rockchip@xxxxxxxxxxxxxxxxxxx
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> linux-pm@xxxxxxxxxxxxxxx; Heiko Stuebner <heiko@xxxxxxxxx>; Chanwoo Choi
> <chanwoo@xxxxxxxxxx>; Kyungmin Park <kyungmin.park@xxxxxxxxxxx>; MyungJoo
> Ham <myungjoo.ham@xxxxxxxxxxx>; Will Deacon <will@xxxxxxxxxx>; Mark
> Rutland <mark.rutland@xxxxxxx>; kernel@xxxxxxxxxxxxxx; Michael Riesch
> <michael.riesch@xxxxxxxxxxxxxx>; Robin Murphy <robin.murphy@xxxxxxx>;
> Vincent Legoll <vincent.legoll@xxxxxxxxx>; Rob Herring
> <robh+dt@xxxxxxxxxx>; Krzysztof Kozlowski
> <krzysztof.kozlowski+dt@xxxxxxxxxx>; Conor Dooley <conor+dt@xxxxxxxxxx>;
> devicetree@xxxxxxxxxxxxxxx; Sebastian Reichel
> <sebastian.reichel@xxxxxxxxxxxxx>; Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>;
> Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>; Chanwoo Choi
> <cw00.choi@xxxxxxxxxxx>
> Subject: [PATCH v8 12/26] PM / devfreq: rockchip-dfi: Handle LPDDR4X
>
> In the DFI driver LPDDR4X can be handled in the same way as LPDDR4. Add
> the missing case.
>
> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> Reviewed-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>
> Acked-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
> Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> ---
> drivers/devfreq/event/rockchip-dfi.c | 1 +
> include/soc/rockchip/rockchip_grf.h | 1 +
> 2 files changed, 2 insertions(+)
>
> diff --git a/drivers/devfreq/event/rockchip-dfi.c
> b/drivers/devfreq/event/rockchip-dfi.c
> index 8ce0191552ef1..bdf421b248df9 100644
> --- a/drivers/devfreq/event/rockchip-dfi.c
> +++ b/drivers/devfreq/event/rockchip-dfi.c
> @@ -90,6 +90,7 @@ static void rockchip_dfi_start_hardware_counter(struct
> devfreq_event_dev *edev)
> dfi_regs + DDRMON_CTRL);
> break;
> case ROCKCHIP_DDRTYPE_LPDDR4:
> + case ROCKCHIP_DDRTYPE_LPDDR4X:
> writel_relaxed(HIWORD_UPDATE(DDRMON_CTRL_LPDDR4,
> DDRMON_CTRL_DDR_TYPE_MASK),
> dfi_regs + DDRMON_CTRL);
> break;
> diff --git a/include/soc/rockchip/rockchip_grf.h
> b/include/soc/rockchip/rockchip_grf.h
> index dde1a9796ccb5..e46fd72aea8d1 100644
> --- a/include/soc/rockchip/rockchip_grf.h
> +++ b/include/soc/rockchip/rockchip_grf.h
> @@ -12,6 +12,7 @@ enum {
> ROCKCHIP_DDRTYPE_LPDDR2 = 5,
> ROCKCHIP_DDRTYPE_LPDDR3 = 6,
> ROCKCHIP_DDRTYPE_LPDDR4 = 7,
> + ROCKCHIP_DDRTYPE_LPDDR4X = 8,
> };
>
> #endif /* __SOC_ROCKCHIP_GRF_H */
> --
> 2.39.2
Applied it. Thanks
Best Regards,
Chanwoo Choi
