Re: [PATCH v4 12/21] PM / devfreq: rockchip-dfi: Handle LPDDR4X
From: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
Date: 2023-05-16 16:09:46
Also in:
linux-rockchip
On Fri, 5 May 2023 13:38:47 +0200 Sascha Hauer [off-list ref] wrote:
In the DFI driver LPDDR4X can be handled in the same way as LPDDR4. Add the missing case. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
No equivalent for the DMC driver you moved to he defines earlier? I'm guessing not in which case this seems fine to me Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
quoted hunk ↗ jump to hunk
--- 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 92ee61c96a1a9..dc48d9c26f599 100644 --- a/drivers/devfreq/event/rockchip-dfi.c +++ b/drivers/devfreq/event/rockchip-dfi.c@@ -89,6 +89,7 @@ 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 dc77bb762a05a..7150a3362b142 100644 --- a/include/soc/rockchip/rockchip_grf.h +++ b/include/soc/rockchip/rockchip_grf.h@@ -11,5 +11,6 @@ #define ROCKCHIP_DDRTYPE_LPDDR2 5 #define ROCKCHIP_DDRTYPE_LPDDR3 6 #define ROCKCHIP_DDRTYPE_LPDDR4 7 +#define ROCKCHIP_DDRTYPE_LPDDR4X 8 #endif /* __SOC_ROCKCHIP_GRF_H */
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