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From:   Sascha Hauer <s.hauer@pengutronix.de>
To:     linux-rockchip@lists.infradead.org
Cc:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        linux-pm@vger.kernel.org, Heiko Stuebner <heiko@sntech.de>,
        Kyungmin Park <kyungmin.park@samsung.com>,
        MyungJoo Ham <myungjoo.ham@samsung.com>,
        Will Deacon <will@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>, kernel@pengutronix.de,
        Michael Riesch <michael.riesch@wolfvision.net>,
        Robin Murphy <robin.murphy@arm.com>,
        Vincent Legoll <vincent.legoll@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>, devicetree@vger.kernel.org,
        Sebastian Reichel <sebastian.reichel@collabora.com>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Jonathan Cameron <Jonathan.Cameron@huawei.com>
Subject: [PATCH v6 12/26] PM / devfreq: rockchip-dfi: Handle LPDDR4X
Date:   Fri, 16 Jun 2023 08:20:47 +0200
Message-Id: <20230616062101.601837-13-s.hauer@pengutronix.de>
In-Reply-To: <20230616062101.601837-1-s.hauer@pengutronix.de>
References: <20230616062101.601837-1-s.hauer@pengutronix.de>
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In the DFI driver LPDDR4X can be handled in the same way as LPDDR4. Add
the missing case.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230524083153.2046084-13-s.hauer@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 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 16cd5365671f7..0a568c5551699 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 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