From patchwork Fri Jun 16 06:20:43 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sascha Hauer X-Patchwork-Id: 13282016 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4BDF5EB64D8 for ; Fri, 16 Jun 2023 06:22:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=VCgr10xy8nnX7XTfWCzrodgMgeLJ5SRCfESc+DLnl3U=; b=iwz3atqfTEVRFu SHX02CydwmFwANPxcpwtGyEsXruBC8Q9+S0MiMDiaEujzGm+afqUFC7jqDMVU/g1SGaV1baDMMAP2 IDqN4oOCQRqwiI21B3vFD8WOxrlfndsB7KtCEJtunjEACr55OIUTqgEduP05UDto9C2vq+PhFXrO4 y1oIWUMLos6DG+avIm5wWopIrvukJ/LFyxUuu30lPLRv0K5S6OT1cE+z+J+0XyjjXx15WC+gfw8ga gtQdSz5a4VZqkcNz8q6k9Zywf88etD0jlL5B5iVrnkePO9N8BQe03ekhqUCCn9k5+xj6ZZw9Z98vA 681s7NdmNDSr4XBFIeRw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qA2qT-00GziH-1p; Fri, 16 Jun 2023 06:22:05 +0000 Received: from casper.infradead.org ([90.155.50.34]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qA2qL-00Gzag-0H for linux-rockchip@bombadil.infradead.org; Fri, 16 Jun 2023 06:21:57 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description; bh=aK2rRoAsWQO0E4Dp3Uex2ooJ+AUzel4T+iw16z6RTQY=; b=r0zW4dMb6WY6xqn0kIO1S/nFsb E49tbbi/eDVXQlBxCy1BX0dAnI87h15efUKvuKHE43oZ0kNnMqqFS2n6XbezIp3SBPfkddyV9wqGV 4/P29IKEJ1DVRZCJucF9IpmdWgwHETxz/1NRp83JURHbCN9giBI0AfVjujhrTGKyqbKNcsl6fWOhs Y7Fy3IxeZMpx4mI7YtMPOJ7327SkzAbDJlj10+20eYqGnxNb6+O9RYxdO3Whw79I/7Jc7O0uNJC30 mAmf+iin9lPp06h1rgkBzrw8ndWb0gsvk4AIJ30CpWZCbSb51P+hVEzPlk5FombgrZhO/eiuUWR0c pEHMYcJQ==; Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by casper.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1qA2qE-008WTz-Mb for linux-rockchip@lists.infradead.org; Fri, 16 Jun 2023 06:21:54 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qA2qA-0006ss-4I; Fri, 16 Jun 2023 08:21:46 +0200 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1qA2q9-007kyk-Ab; Fri, 16 Jun 2023 08:21:45 +0200 Received: from sha by dude02.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1qA2q4-003FUW-O9; Fri, 16 Jun 2023 08:21:40 +0200 From: Sascha Hauer 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 , Kyungmin Park , MyungJoo Ham , Will Deacon , Mark Rutland , kernel@pengutronix.de, Michael Riesch , Robin Murphy , Vincent Legoll , Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org, Sebastian Reichel , Sascha Hauer Subject: [PATCH v6 08/26] PM / devfreq: rk3399_dmc,dfi: generalize DDRTYPE defines Date: Fri, 16 Jun 2023 08:20:43 +0200 Message-Id: <20230616062101.601837-9-s.hauer@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230616062101.601837-1-s.hauer@pengutronix.de> References: <20230616062101.601837-1-s.hauer@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: sha@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-rockchip@lists.infradead.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230616_072150_767191_A8F11140 X-CRM114-Status: GOOD ( 20.18 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org The DDRTYPE defines are named to be RK3399 specific, but they can be used for other Rockchip SoCs as well, so replace the RK3399_PMUGRF_ prefix with ROCKCHIP_. They are defined in a SoC specific header file, so when generalizing the prefix also move the new defines to a SoC agnostic header file. While at it use GENMASK to define the DDRTYPE bitfield and give it a name including the full register name. Reviewed-by: Sebastian Reichel Link: https://lore.kernel.org/r/20230524083153.2046084-9-s.hauer@pengutronix.de Signed-off-by: Sascha Hauer --- drivers/devfreq/event/rockchip-dfi.c | 9 +++++---- drivers/devfreq/rk3399_dmc.c | 10 +++++----- include/soc/rockchip/rk3399_grf.h | 7 +------ include/soc/rockchip/rockchip_grf.h | 17 +++++++++++++++++ 4 files changed, 28 insertions(+), 15 deletions(-) create mode 100644 include/soc/rockchip/rockchip_grf.h diff --git a/drivers/devfreq/event/rockchip-dfi.c b/drivers/devfreq/event/rockchip-dfi.c index 82de24a027579..6bccb6fbcfc0c 100644 --- a/drivers/devfreq/event/rockchip-dfi.c +++ b/drivers/devfreq/event/rockchip-dfi.c @@ -18,8 +18,10 @@ #include #include #include +#include #include +#include #include #define DMC_MAX_CHANNELS 2 @@ -74,9 +76,9 @@ static void rockchip_dfi_start_hardware_counter(struct devfreq_event_dev *edev) writel_relaxed(CLR_DDRMON_CTRL, dfi_regs + DDRMON_CTRL); /* set ddr type to dfi */ - if (dfi->ddr_type == RK3399_PMUGRF_DDRTYPE_LPDDR3) + if (dfi->ddr_type == ROCKCHIP_DDRTYPE_LPDDR3) writel_relaxed(LPDDR3_EN, dfi_regs + DDRMON_CTRL); - else if (dfi->ddr_type == RK3399_PMUGRF_DDRTYPE_LPDDR4) + else if (dfi->ddr_type == ROCKCHIP_DDRTYPE_LPDDR4) writel_relaxed(LPDDR4_EN, dfi_regs + DDRMON_CTRL); /* enable count, use software mode */ @@ -191,8 +193,7 @@ static int rk3399_dfi_init(struct rockchip_dfi *dfi) /* get ddr type */ regmap_read(regmap_pmu, RK3399_PMUGRF_OS_REG2, &val); - dfi->ddr_type = (val >> RK3399_PMUGRF_DDRTYPE_SHIFT) & - RK3399_PMUGRF_DDRTYPE_MASK; + dfi->ddr_type = FIELD_GET(RK3399_PMUGRF_OS_REG2_DDRTYPE, val); dfi->channel_mask = GENMASK(1, 0); diff --git a/drivers/devfreq/rk3399_dmc.c b/drivers/devfreq/rk3399_dmc.c index daff407026157..fd2c5ffedf41e 100644 --- a/drivers/devfreq/rk3399_dmc.c +++ b/drivers/devfreq/rk3399_dmc.c @@ -22,6 +22,7 @@ #include #include +#include #include #include @@ -381,17 +382,16 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev) } regmap_read(data->regmap_pmu, RK3399_PMUGRF_OS_REG2, &val); - ddr_type = (val >> RK3399_PMUGRF_DDRTYPE_SHIFT) & - RK3399_PMUGRF_DDRTYPE_MASK; + ddr_type = FIELD_GET(RK3399_PMUGRF_OS_REG2_DDRTYPE, val); switch (ddr_type) { - case RK3399_PMUGRF_DDRTYPE_DDR3: + case ROCKCHIP_DDRTYPE_DDR3: data->odt_dis_freq = data->ddr3_odt_dis_freq; break; - case RK3399_PMUGRF_DDRTYPE_LPDDR3: + case ROCKCHIP_DDRTYPE_LPDDR3: data->odt_dis_freq = data->lpddr3_odt_dis_freq; break; - case RK3399_PMUGRF_DDRTYPE_LPDDR4: + case ROCKCHIP_DDRTYPE_LPDDR4: data->odt_dis_freq = data->lpddr4_odt_dis_freq; break; default: diff --git a/include/soc/rockchip/rk3399_grf.h b/include/soc/rockchip/rk3399_grf.h index 3eebabcb28123..775f8444bea8d 100644 --- a/include/soc/rockchip/rk3399_grf.h +++ b/include/soc/rockchip/rk3399_grf.h @@ -11,11 +11,6 @@ /* PMU GRF Registers */ #define RK3399_PMUGRF_OS_REG2 0x308 -#define RK3399_PMUGRF_DDRTYPE_SHIFT 13 -#define RK3399_PMUGRF_DDRTYPE_MASK 7 -#define RK3399_PMUGRF_DDRTYPE_DDR3 3 -#define RK3399_PMUGRF_DDRTYPE_LPDDR2 5 -#define RK3399_PMUGRF_DDRTYPE_LPDDR3 6 -#define RK3399_PMUGRF_DDRTYPE_LPDDR4 7 +#define RK3399_PMUGRF_OS_REG2_DDRTYPE GENMASK(15, 13) #endif diff --git a/include/soc/rockchip/rockchip_grf.h b/include/soc/rockchip/rockchip_grf.h new file mode 100644 index 0000000000000..dde1a9796ccb5 --- /dev/null +++ b/include/soc/rockchip/rockchip_grf.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Rockchip General Register Files definitions + */ + +#ifndef __SOC_ROCKCHIP_GRF_H +#define __SOC_ROCKCHIP_GRF_H + +/* Rockchip DDRTYPE defines */ +enum { + ROCKCHIP_DDRTYPE_DDR3 = 3, + ROCKCHIP_DDRTYPE_LPDDR2 = 5, + ROCKCHIP_DDRTYPE_LPDDR3 = 6, + ROCKCHIP_DDRTYPE_LPDDR4 = 7, +}; + +#endif /* __SOC_ROCKCHIP_GRF_H */