From patchwork Tue May 12 20:38:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 11543907 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3F17B14B4 for ; Tue, 12 May 2020 20:39:26 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 1CC1F23126 for ; Tue, 12 May 2020 20:39:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="bVTwRtwa" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1CC1F23126 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=atomide.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=aoZLbnLni6GsYQ7JsluwHrVPjA0aEvIIBiD5Y/zFhN4=; b=bVTwRtwaApEMXy VzbNaYpdN5FSiIwqQyjY+6UN8NoSpGr2WTu0UuyHzOCtWWpK+h1usL6uZZtrkQ4sS3K3HmMteaU67 t8oHplFeuWtp50rpcHzaTGuY35R5qB4hApR5Q6rGbpXenvhPEDyMf4ZnyX6dhJmDchEcNXmfHQLnK jd7mIuAkhj7u7p5rZVLxFJsv6hPRehfh/Ta1iVsBAS/81r80uz2wDd1ANJc9bRPyVP4dihE7k0Q0t WFzOz7NgvlvJGKPEtRgKxQSB9/mZCHMZtNKp4jFVcMdKjMRcz3K4a40i6B8FIIwjiBz3uqEEQ4OUr PurKsNtYO5XZSj4WqV1Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbgO-0007Hq-HJ; Tue, 12 May 2020 20:39:20 +0000 Received: from muru.com ([72.249.23.125]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbg6-00076b-Vy for linux-arm-kernel@lists.infradead.org; Tue, 12 May 2020 20:39:04 +0000 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 5A5C8812F; Tue, 12 May 2020 20:39:50 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Subject: [PATCH 1/6] dt-bindings: omap: Update PRM binding for genpd Date: Tue, 12 May 2020 13:38:47 -0700 Message-Id: <20200512203852.29499-2-tony@atomide.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200512203852.29499-1-tony@atomide.com> References: <20200512203852.29499-1-tony@atomide.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200512_133903_067877_DD995A7B X-CRM114-Status: UNSURE ( 7.28 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [72.249.23.125 listed in list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Rob Herring , linux-kernel@vger.kernel.org, "Andrew F . Davis" , Tero Kristo , Santosh Shilimkar , Suman Anna , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The PRM (Power and Reset Module) has registers to enable and disable power domains, so let's update the binding for that. Cc: devicetree@vger.kernel.org Cc: Rob Herring Signed-off-by: Tony Lindgren --- Documentation/devicetree/bindings/arm/omap/prm-inst.txt | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/omap/prm-inst.txt b/Documentation/devicetree/bindings/arm/omap/prm-inst.txt --- a/Documentation/devicetree/bindings/arm/omap/prm-inst.txt +++ b/Documentation/devicetree/bindings/arm/omap/prm-inst.txt @@ -18,12 +18,16 @@ Required properties: (base address and length) Optional properties: +- #power-domain-cells: Should be 0 if the PRM instance is a power domain. - #reset-cells: Should be 1 if the PRM instance in question supports resets. +- clocks: Functional and interface clocks managed by the power domain +- clock-names: Names for the clocks using "fck" and "ick" naming Example: prm_dsp2: prm@1b00 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x1b00 0x40>; + #power-domain-cells = <0>; #reset-cells = <1>; }; From patchwork Tue May 12 20:38:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 11543915 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 22409139A for ; Tue, 12 May 2020 20:39:57 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id C559D20747 for ; Tue, 12 May 2020 20:39:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="kkcW0oqP" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C559D20747 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=atomide.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=9eARArMh/+0SGKokW83HJUx3aC513IvgWWr38FTBbw0=; b=kkcW0oqPFRSlgq 55mAuD/oVwJNbCHStH757Mtha2YOita/6AeiX7acWdTgafSb1oJmZbA8LlSpCAkL1lc0sG2CEZ0cY wvjHZ0BwwgC4brkPtZYMlBL0ldBq1GNtGHD5LDAcDJM4TNaLw3l5Fo24ZEtWVqw+mIfQewfZsSImv wtGhBLFc99Sg6aQuRAq3Y0UIcS91UcWNKySTKIuBHDclcaRgvHwAwd4jqk8zcnbqEKhu8Pu7yswAd rpgQYriTcX6ousWVV0zcHqiZMxVRbMdM8EkEw1PBusqLBmEzkFcLVvh4fCdFRbghp7l+NkVIBaoIX FxKnvS5wIbCHzM0MlLPw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbgf-0007dK-VP; Tue, 12 May 2020 20:39:38 +0000 Received: from muru.com ([72.249.23.125]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbgB-00078Y-9I for linux-arm-kernel@lists.infradead.org; Tue, 12 May 2020 20:39:09 +0000 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 1B3E781BD; Tue, 12 May 2020 20:39:52 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Subject: [PATCH 2/6] soc: ti: omap-prm: Add basic power domain support Date: Tue, 12 May 2020 13:38:48 -0700 Message-Id: <20200512203852.29499-3-tony@atomide.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200512203852.29499-1-tony@atomide.com> References: <20200512203852.29499-1-tony@atomide.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200512_133907_384583_87732762 X-CRM114-Status: GOOD ( 17.25 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [72.249.23.125 listed in list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "Andrew F . Davis" , Tero Kristo , Santosh Shilimkar , Suman Anna , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org The PRM controller has currently only support for resets while the power domains are still handled in the platform code. Let's add basic power domain support to enable and disable a PRM controlled power domain if configured in the devicetree. This can be used for various hardware accelerators, and interconnect instances. Further support can be added later on as needed for runtime configuration based on domain-idle-states. Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/Kconfig | 1 + drivers/soc/ti/omap_prm.c | 281 +++++++++++++++++++++++++++++++++++- 2 files changed, 281 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -7,6 +7,7 @@ config ARCH_OMAP2 depends on ARCH_MULTI_V6 select ARCH_OMAP2PLUS select CPU_V6 + select PM_GENERIC_DOMAINS if PM select SOC_HAS_OMAP2_SDRC config ARCH_OMAP3 diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c --- a/drivers/soc/ti/omap_prm.c +++ b/drivers/soc/ti/omap_prm.c @@ -6,18 +6,50 @@ * Tero Kristo */ +#include #include #include #include #include +#include #include #include #include +#include #include #include #include +enum omap_prm_clocks { + OMAP_PRM_FCK, + OMAP_PRM_ICK, + OMAP_PRM_NR_CLOCKS, +}; + +enum omap_prm_domain_mode { + OMAP_PRMD_OFF, + OMAP_PRMD_RETENTION, + OMAP_PRMD_ON_INACTIVE, + OMAP_PRMD_ON_ACTIVE, +}; + +struct omap_prm_domain_map { + unsigned int usable_modes; /* Mask of hardware supported modes */ + unsigned long statechange:1; /* Optional low-power state change */ + unsigned long logicretstate:1; /* Optional logic off mode */ +}; + +struct omap_prm_domain { + struct device *dev; + struct omap_prm *prm; + struct generic_pm_domain pd; + void __iomem *pwrstctrl; + void __iomem *pwrstst; + const struct omap_prm_domain_map *cap; + u32 pwrstctrl_saved; +}; + struct omap_rst_map { s8 rst; s8 st; @@ -27,6 +59,9 @@ struct omap_prm_data { u32 base; const char *name; const char *clkdm_name; + u16 pwrstctrl; + u16 pwrstst; + const struct omap_prm_domain_map *dmap; u16 rstctrl; u16 rstst; const struct omap_rst_map *rstmap; @@ -36,6 +71,8 @@ struct omap_prm_data { struct omap_prm { const struct omap_prm_data *data; void __iomem *base; + struct clk *clocks[OMAP_PRM_NR_CLOCKS]; + struct omap_prm_domain *prmd; }; struct omap_reset_data { @@ -47,6 +84,7 @@ struct omap_reset_data { struct device *dev; }; +#define genpd_to_prm_domain(gpd) container_of(gpd, struct omap_prm_domain, pd) #define to_omap_reset_data(p) container_of((p), struct omap_reset_data, rcdev) #define OMAP_MAX_RESETS 8 @@ -58,6 +96,40 @@ struct omap_reset_data { #define OMAP_PRM_HAS_RESETS (OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_RSTST) +#define PRM_LOGICRETSTATE BIT(2) +#define PRM_LOWPOWERSTATECHANGE BIT(4) +#define PRM_POWERSTATE_MASK OMAP_PRMD_ON_ACTIVE + +static const struct __maybe_unused +omap_prm_domain_map omap_prm_all = { + .usable_modes = BIT(OMAP_PRMD_ON_ACTIVE) | BIT(OMAP_PRMD_ON_INACTIVE) | + BIT(OMAP_PRMD_RETENTION) | BIT(OMAP_PRMD_OFF), + .statechange = 1, + .logicretstate = 1, +}; + +static const struct __maybe_unused +omap_prm_domain_map omap_prm_noinact = { + .usable_modes = BIT(OMAP_PRMD_ON_ACTIVE) | BIT(OMAP_PRMD_RETENTION) | + BIT(OMAP_PRMD_OFF), + .statechange = 1, + .logicretstate = 1, +}; + +static const struct __maybe_unused +omap_prm_domain_map omap_prm_nooff = { + .usable_modes = BIT(OMAP_PRMD_ON_ACTIVE) | BIT(OMAP_PRMD_ON_INACTIVE) | + BIT(OMAP_PRMD_RETENTION), + .statechange = 1, + .logicretstate = 1, +}; + +static const struct __maybe_unused +omap_prm_domain_map omap_prm_onoff_noauto = { + .usable_modes = BIT(OMAP_PRMD_ON_ACTIVE) | BIT(OMAP_PRMD_OFF), + .statechange = 1, +}; + static const struct omap_rst_map rst_map_0[] = { { .rst = 0, .st = 0 }, { .rst = -1 }, @@ -151,6 +223,152 @@ static const struct of_device_id omap_prm_id_table[] = { { }, }; +static int omap_prm_domain_power_on(struct generic_pm_domain *domain) +{ + struct omap_prm_domain *prmd; + u32 v; + + prmd = genpd_to_prm_domain(domain); + if (!prmd->cap) + return 0; + + dev_dbg(prmd->dev, "%s: %s: old state: pwrstctrl: %08x pwrstst: %08x\n", + __func__, prmd->pd.name, readl_relaxed(prmd->pwrstctrl), + readl_relaxed(prmd->pwrstst)); + + if (prmd->pwrstctrl_saved) + v = prmd->pwrstctrl_saved; + else + v = readl_relaxed(prmd->pwrstctrl); + + writel_relaxed(v | OMAP_PRMD_ON_ACTIVE, prmd->pwrstctrl); + dev_dbg(prmd->dev, "%s: %s: new state pwrstctrl: %08x\n", + __func__, prmd->pd.name, readl_relaxed(prmd->pwrstctrl)); + + return 0; +} + +/* No need to check for holes in the mask for the lowest mode */ +static int omap_prm_domain_find_lowest(struct omap_prm_domain *prmd) +{ + return __ffs(prmd->cap->usable_modes); +} + +static int omap_prm_domain_power_off(struct generic_pm_domain *domain) +{ + struct omap_prm_domain *prmd; + u32 v; + + prmd = genpd_to_prm_domain(domain); + if (!prmd->cap) + return 0; + + v = readl_relaxed(prmd->pwrstctrl); + prmd->pwrstctrl_saved = v; + + dev_dbg(prmd->dev, "%s: %s: old state: pwrstctrl: %08x pwrstst: %08x\n", + __func__, prmd->pd.name, v, readl_relaxed(prmd->pwrstst)); + + v &= ~PRM_POWERSTATE_MASK; + v |= omap_prm_domain_find_lowest(prmd); + + if (prmd->cap->statechange) + v |= PRM_LOWPOWERSTATECHANGE; + if (prmd->cap->logicretstate) + v &= ~PRM_LOGICRETSTATE; + else + v |= PRM_LOGICRETSTATE; + + writel_relaxed(v, prmd->pwrstctrl); + + dev_dbg(prmd->dev, "%s: %s new state pwrstctrl: %08x\n", + __func__, prmd->pd.name, readl_relaxed(prmd->pwrstctrl)); + + return 0; +} + +static int omap_prm_domain_attach_dev(struct generic_pm_domain *domain, + struct device *dev) +{ + struct generic_pm_domain_data *genpd_data; + struct of_phandle_args pd_args; + struct omap_prm_domain *prmd; + struct device_node *np; + int ret; + + prmd = genpd_to_prm_domain(domain); + np = dev->of_node; + + ret = of_parse_phandle_with_args(np, "power-domains", + "#power-domain-cells", 0, &pd_args); + if (ret < 0) + return ret; + + if (pd_args.args_count != 0) + dev_warn(dev, "%s: unusupported #power-domain-cells: %i\n", + prmd->pd.name, pd_args.args_count); + + genpd_data = dev_gpd_data(dev); + genpd_data->data = NULL; + + return 0; +} + +static void omap_prm_domain_detach_dev(struct generic_pm_domain *domain, + struct device *dev) +{ + struct generic_pm_domain_data *genpd_data; + struct omap_prm_domain *prmd; + + prmd = genpd_to_prm_domain(domain); + + genpd_data = dev_gpd_data(dev); + genpd_data->data = NULL; +} + +static int omap_prm_domain_init(struct device *dev, struct omap_prm *prm) +{ + struct omap_prm_domain *prmd; + struct device_node *np = dev->of_node; + const struct omap_prm_data *data; + const char *name; + int error; + + if (!of_find_property(dev->of_node, "#power-domain-cells", NULL)) + return 0; + + of_node_put(dev->of_node); + + prmd = devm_kzalloc(dev, sizeof(*prmd), GFP_KERNEL); + if (!prmd) + return -ENOMEM; + + data = prm->data; + name = devm_kasprintf(dev, GFP_KERNEL, "prm_%s", + data->name); + + prmd->dev = dev; + prmd->prm = prm; + prmd->cap = prmd->prm->data->dmap; + prmd->pwrstctrl = prmd->prm->base + prmd->prm->data->pwrstctrl; + prmd->pwrstst = prmd->prm->base + prmd->prm->data->pwrstst; + + prmd->pd.name = name; + prmd->pd.power_on = omap_prm_domain_power_on; + prmd->pd.power_off = omap_prm_domain_power_off; + prmd->pd.attach_dev = omap_prm_domain_attach_dev; + prmd->pd.detach_dev = omap_prm_domain_detach_dev; + + pm_genpd_init(&prmd->pd, NULL, true); + error = of_genpd_add_provider_simple(np, &prmd->pd); + if (error) + pm_genpd_remove(&prmd->pd); + else + prm->prmd = prmd; + + return error; +} + static bool _is_valid_reset(struct omap_reset_data *reset, unsigned long id) { if (reset->mask & BIT(id)) @@ -345,12 +563,48 @@ static int omap_prm_reset_init(struct platform_device *pdev, return devm_reset_controller_register(&pdev->dev, &reset->rcdev); } +static int omap_prm_init_clock(struct device *dev, struct omap_prm *prm, + const char *name, enum omap_prm_clocks index) +{ + struct clk *clock; + int error; + + clock = devm_clk_get(dev, name); + if (IS_ERR(clock)) { + if (PTR_ERR(clock) == -ENOENT) + error = 0; + else + error = PTR_ERR(prm->clocks[index]); + + goto out_done; + } + + error = clk_prepare_enable(clock); + +out_done: + prm->clocks[index] = clock; + + return error; +} + +static void omap_prm_disable_clocks(struct omap_prm *prm) +{ + int i; + + for (i = 0; i < OMAP_PRM_NR_CLOCKS; i++) { + if (IS_ERR(prm->clocks[i])) + continue; + clk_disable_unprepare(prm->clocks[i]); + } +} + static int omap_prm_probe(struct platform_device *pdev) { struct resource *res; const struct omap_prm_data *data; struct omap_prm *prm; const struct of_device_id *match; + int ret; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) @@ -378,7 +632,32 @@ static int omap_prm_probe(struct platform_device *pdev) if (IS_ERR(prm->base)) return PTR_ERR(prm->base); - return omap_prm_reset_init(pdev, prm); + ret = omap_prm_init_clock(&pdev->dev, prm, "fck", OMAP_PRM_FCK); + if (ret) + goto err_disable; + + ret = omap_prm_init_clock(&pdev->dev, prm, "ick", OMAP_PRM_ICK); + if (ret) + goto err_disable; + + ret = omap_prm_domain_init(&pdev->dev, prm); + if (ret) + goto err_disable; + + ret = omap_prm_reset_init(pdev, prm); + if (ret) + goto err_domain; + + return 0; + +err_domain: + of_genpd_del_provider(pdev->dev.of_node); + pm_genpd_remove(&prm->prmd->pd); + +err_disable: + omap_prm_disable_clocks(prm); + + return ret; } static struct platform_driver omap_prm_driver = { From patchwork Tue May 12 20:38:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 11543917 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 026F614B4 for ; Tue, 12 May 2020 20:40:08 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id B1A3120747 for ; Tue, 12 May 2020 20:40:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ArT8iXaM" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B1A3120747 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=atomide.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Z3JILmCwbtyEcmBUkntqe9lk90P/5rDGnDfZ1KWNdy4=; b=ArT8iXaMDXpNId 9qEb0sBOFLVt2VzVYv2Ut72ced6VkyVc7EcJ4m0LxAnzgSFboDeQOuw+azdM9aYtXBjiCoX2FAIm+ kkPZgfhxb3ZIrXqJSMs0WE16n5vGMgFByCkhfTJOvh4foTKUJeeli7652na38tj3GqP75xAah8uo5 iKjOO4Zbl3X61cFfb/gYa70F9v76wf8bIMAl+PRP89GZCtFJ4uOy1NZKrQZR6ZA1Cl9TCZujEiw1q bXZPH/eccs3VUm9+EEevcyGfSlj6Vpq1aoQnanDOMzegf3NLnBY1iu9Ftf243sc4h/opR6yOvUmov ewGpzlLTEn0Ibn5+lGzQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbh3-0007rU-29; Tue, 12 May 2020 20:40:01 +0000 Received: from muru.com ([72.249.23.125]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbgD-0007Af-8J for linux-arm-kernel@lists.infradead.org; Tue, 12 May 2020 20:39:10 +0000 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 58BC38047; Tue, 12 May 2020 20:39:57 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Subject: [PATCH 3/6] soc: ti: omap-prm: Configure sgx power domain for am3 and am4 Date: Tue, 12 May 2020 13:38:49 -0700 Message-Id: <20200512203852.29499-4-tony@atomide.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200512203852.29499-1-tony@atomide.com> References: <20200512203852.29499-1-tony@atomide.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200512_133909_392629_C93B7A73 X-CRM114-Status: UNSURE ( 9.40 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [72.249.23.125 listed in list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "Andrew F . Davis" , Tero Kristo , Santosh Shilimkar , Suman Anna , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Let's configure only sgx power domain for am3 and am4 to start with. Signed-off-by: Tony Lindgren --- drivers/soc/ti/omap_prm.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c --- a/drivers/soc/ti/omap_prm.c +++ b/drivers/soc/ti/omap_prm.c @@ -191,7 +191,11 @@ static const struct omap_prm_data am3_prm_data[] = { { .name = "per", .base = 0x44e00c00, .rstctrl = 0x0, .rstmap = am3_per_rst_map, .flags = OMAP_PRM_HAS_RSTCTRL, .clkdm_name = "pruss_ocp" }, { .name = "wkup", .base = 0x44e00d00, .rstctrl = 0x0, .rstst = 0xc, .rstmap = am3_wkup_rst_map, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, { .name = "device", .base = 0x44e00f00, .rstctrl = 0x0, .rstst = 0x8, .rstmap = rst_map_01, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, - { .name = "gfx", .base = 0x44e01100, .rstctrl = 0x4, .rstst = 0x14, .rstmap = rst_map_0, .clkdm_name = "gfx_l3" }, + { + .name = "gfx", .base = 0x44e01100, + .pwrstctrl = 0, .pwrstst = 0x10, .dmap = &omap_prm_noinact, + .rstctrl = 0x4, .rstst = 0x14, .rstmap = rst_map_0, .clkdm_name = "gfx_l3", + }, { }, }; @@ -207,7 +211,11 @@ static const struct omap_rst_map am4_device_rst_map[] = { }; static const struct omap_prm_data am4_prm_data[] = { - { .name = "gfx", .base = 0x44df0400, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_0, .clkdm_name = "gfx_l3" }, + { + .name = "gfx", .base = 0x44df0400, + .pwrstctrl = 0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_0, .clkdm_name = "gfx_l3", + }, { .name = "per", .base = 0x44df0800, .rstctrl = 0x10, .rstst = 0x14, .rstmap = am4_per_rst_map, .clkdm_name = "pruss_ocp" }, { .name = "wkup", .base = 0x44df2000, .rstctrl = 0x10, .rstst = 0x14, .rstmap = am3_wkup_rst_map, .flags = OMAP_PRM_HAS_NO_CLKDM }, { .name = "device", .base = 0x44df4000, .rstctrl = 0x0, .rstst = 0x4, .rstmap = am4_device_rst_map, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, From patchwork Tue May 12 20:38:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 11543919 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A6B41139A for ; Tue, 12 May 2020 20:40:31 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 7B18620784 for ; Tue, 12 May 2020 20:40:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="d9uVBm0d" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7B18620784 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=atomide.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XWXaeVmAFUqAO//SDCJCnU8kDTpbcmqbNta5x6NOs9k=; b=d9uVBm0d8dHfmS SFhCMoW2KAy45nwt7nF8Aqo7fQxc2RbNIFTex9Bl/QYgkmx3+5RDv+jMVeA2lIN3thzgoQib82cV0 y8KYZ23z4/9NYjw7Pz/KSUogaPIIRLM7lZtj8W4ByLzqwuSXqrBVFraB7sHyjFHuE/3CJY6wD+395 UZOSVE+9T28oJgS/HgbErze8M3TeIH3QLnw8MXZqhvhxIPcdv2XD+yY3fFZ0+9v7l71EyiIHZtwZB ftmhQGa1o+OXsO0045G/Angd139wgTgnx+qeH6fhShmWV5/k856PDijfRnKFcI4fT+/wOalrP6Fg1 naRj7spG051IAZ2HDffA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbhS-00029f-5L; Tue, 12 May 2020 20:40:26 +0000 Received: from muru.com ([72.249.23.125]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbgF-0007Cr-CI for linux-arm-kernel@lists.infradead.org; Tue, 12 May 2020 20:39:12 +0000 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 8183A812F; Tue, 12 May 2020 20:39:59 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Subject: [PATCH 4/6] soc: ti: omap-prm: Configure omap4 and 5 l4_abe power domain Date: Tue, 12 May 2020 13:38:50 -0700 Message-Id: <20200512203852.29499-5-tony@atomide.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200512203852.29499-1-tony@atomide.com> References: <20200512203852.29499-1-tony@atomide.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200512_133911_501136_1F8A810D X-CRM114-Status: UNSURE ( 7.76 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [72.249.23.125 listed in list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "Andrew F . Davis" , Tero Kristo , Santosh Shilimkar , Suman Anna , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Let's add omap4 and 5 l4_abe interconnect instance for the power domain. Signed-off-by: Tony Lindgren --- drivers/soc/ti/omap_prm.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c --- a/drivers/soc/ti/omap_prm.c +++ b/drivers/soc/ti/omap_prm.c @@ -150,6 +150,10 @@ static const struct omap_rst_map rst_map_012[] = { static const struct omap_prm_data omap4_prm_data[] = { { .name = "tesla", .base = 0x4a306400, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, + { + .name = "abe", .base = 0x4a306500, + .pwrstctrl = 0, .pwrstst = 0x4, .dmap = &omap_prm_all, + }, { .name = "core", .base = 0x4a306700, .rstctrl = 0x210, .rstst = 0x214, .clkdm_name = "ducati", .rstmap = rst_map_012 }, { .name = "ivahd", .base = 0x4a306f00, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012 }, { .name = "device", .base = 0x4a307b00, .rstctrl = 0x0, .rstst = 0x4, .rstmap = rst_map_01, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, @@ -158,6 +162,10 @@ static const struct omap_prm_data omap4_prm_data[] = { static const struct omap_prm_data omap5_prm_data[] = { { .name = "dsp", .base = 0x4ae06400, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, + { + .name = "abe", .base = 0x4ae06500, + .pwrstctrl = 0, .pwrstst = 0x4, .dmap = &omap_prm_nooff, + }, { .name = "core", .base = 0x4ae06700, .rstctrl = 0x210, .rstst = 0x214, .clkdm_name = "ipu", .rstmap = rst_map_012 }, { .name = "iva", .base = 0x4ae07200, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012 }, { .name = "device", .base = 0x4ae07c00, .rstctrl = 0x0, .rstst = 0x4, .rstmap = rst_map_01, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, From patchwork Tue May 12 20:38:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 11543923 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id DD3C714B4 for ; Tue, 12 May 2020 20:40:58 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id A424920740 for ; Tue, 12 May 2020 20:40:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="n+yfRjqv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A424920740 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=atomide.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ucHJF3ZzlpagRg6KtmMwYbLoJbkaHV1JUIjePpX4jMc=; b=n+yfRjqv10kI8T rdJtXVoWlzwFSkL5q6ySXHls967lSTfeV2J9yTYeEbqRh1ZGeFQluci1V772JWAH2SxHItSo0iiIp 3SmBWHKjLspJgrRjQ1vPIEnyG9bA9rHnWO9ekelw7ViKlMkgmh/2BlDkfkxeHtJ1HK2DwnQ+9xoZK DZrTWQBx/F5BzWJ0ixGtHn0Z0F7sVdRv6tdmgcBIyPVzx+D7zAfVTS6EtCNot910rJNGhSoMkamP6 vLpGfr73PCtpN3Pa+3XNRHc3nrtNoCCpJAEX/kyO5bHMg3GtBc0X8D6NxHSUh78aj2eeCJlQ9CMVl WJN4x9A0xOrt3SdPVi6g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbhn-0002YV-E1; Tue, 12 May 2020 20:40:47 +0000 Received: from muru.com ([72.249.23.125]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jYbgI-0007Fr-AG for linux-arm-kernel@lists.infradead.org; Tue, 12 May 2020 20:39:16 +0000 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 8AC7881BD; Tue, 12 May 2020 20:40:01 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Subject: [PATCH 5/6] ARM: dts: Configure am3 and am4 sgx for genpd and drop platform data Date: Tue, 12 May 2020 13:38:51 -0700 Message-Id: <20200512203852.29499-6-tony@atomide.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200512203852.29499-1-tony@atomide.com> References: <20200512203852.29499-1-tony@atomide.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200512_133914_524258_35FEE616 X-CRM114-Status: GOOD ( 11.73 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [72.249.23.125 listed in list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "Andrew F . Davis" , Tero Kristo , Santosh Shilimkar , Suman Anna , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org We can power off the SGX power domain when not in use when we configure it for genpd. And with that change, we can now also drop the old unused legacy platform data. Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/am33xx.dtsi | 2 + arch/arm/boot/dts/am4372.dtsi | 2 + .../omap_hwmod_33xx_43xx_interconnect_data.c | 16 -------- .../omap_hwmod_33xx_43xx_ipblock_data.c | 40 ------------------- arch/arm/mach-omap2/omap_hwmod_33xx_data.c | 2 - arch/arm/mach-omap2/omap_hwmod_43xx_data.c | 2 - 6 files changed, 4 insertions(+), 60 deletions(-) diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -577,6 +577,7 @@ target-module@56000000 { ; clocks = <&gfx_l3_clkctrl AM3_GFX_L3_GFX_CLKCTRL 0>; clock-names = "fck"; + power-domains = <&prm_gfx>; resets = <&prm_gfx 0>; reset-names = "rstctrl"; #address-cells = <1>; @@ -616,6 +617,7 @@ prm_device: prm@f00 { prm_gfx: prm@1100 { compatible = "ti,am3-prm-inst", "ti,omap-prm-inst"; reg = <0x1100 0x100>; + #power-domain-cells = <0>; #reset-cells = <1>; }; }; diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -516,6 +516,7 @@ target-module@56000000 { ; clocks = <&gfx_l3_clkctrl AM4_GFX_L3_GFX_CLKCTRL 0>; clock-names = "fck"; + power-domains = <&prm_gfx>; resets = <&prm_gfx 0>; reset-names = "rstctrl"; #address-cells = <1>; @@ -532,6 +533,7 @@ &prcm { prm_gfx: prm@400 { compatible = "ti,am4-prm-inst", "ti,omap-prm-inst"; reg = <0x400 0x100>; + #power-domain-cells = <0>; #reset-cells = <1>; }; diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_interconnect_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_interconnect_data.c --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_interconnect_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_interconnect_data.c @@ -74,22 +74,6 @@ struct omap_hwmod_ocp_if am33xx_l3_s__l3_main = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -/* gfx -> l3 main */ -struct omap_hwmod_ocp_if am33xx_gfx__l3_main = { - .master = &am33xx_gfx_hwmod, - .slave = &am33xx_l3_main_hwmod, - .clk = "dpll_core_m4_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l3 main -> gfx */ -struct omap_hwmod_ocp_if am33xx_l3_main__gfx = { - .master = &am33xx_l3_main_hwmod, - .slave = &am33xx_gfx_hwmod, - .clk = "dpll_core_m4_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - /* l4 wkup -> rtc */ struct omap_hwmod_ocp_if am33xx_l4_wkup__rtc = { .master = &am33xx_l4_wkup_hwmod, diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c @@ -133,30 +133,6 @@ struct omap_hwmod_class am33xx_wkup_m3_hwmod_class = { .name = "wkup_m3", }; -/* gfx */ -/* Pseudo hwmod for reset control purpose only */ -static struct omap_hwmod_class am33xx_gfx_hwmod_class = { - .name = "gfx", -}; - -static struct omap_hwmod_rst_info am33xx_gfx_resets[] = { - { .name = "gfx", .rst_shift = 0, .st_shift = 0}, -}; - -struct omap_hwmod am33xx_gfx_hwmod = { - .name = "gfx", - .class = &am33xx_gfx_hwmod_class, - .clkdm_name = "gfx_l3_clkdm", - .main_clk = "gfx_fck_div_ck", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, - .rst_lines = am33xx_gfx_resets, - .rst_lines_cnt = ARRAY_SIZE(am33xx_gfx_resets), -}; - /* * 'prcm' class * power and reset manager (whole prcm infrastructure) @@ -379,22 +355,14 @@ static void omap_hwmod_am33xx_clkctrl(void) CLKCTRL(am33xx_l4_ls_hwmod, AM33XX_CM_PER_L4LS_CLKCTRL_OFFSET); CLKCTRL(am33xx_l4_wkup_hwmod, AM33XX_CM_WKUP_L4WKUP_CLKCTRL_OFFSET); CLKCTRL(am33xx_l3_main_hwmod, AM33XX_CM_PER_L3_CLKCTRL_OFFSET); - CLKCTRL(am33xx_gfx_hwmod, AM33XX_CM_GFX_GFX_CLKCTRL_OFFSET); CLKCTRL(am33xx_mpu_hwmod , AM33XX_CM_MPU_MPU_CLKCTRL_OFFSET); CLKCTRL(am33xx_l3_instr_hwmod , AM33XX_CM_PER_L3_INSTR_CLKCTRL_OFFSET); CLKCTRL(am33xx_ocmcram_hwmod , AM33XX_CM_PER_OCMCRAM_CLKCTRL_OFFSET); } -static void omap_hwmod_am33xx_rst(void) -{ - RSTCTRL(am33xx_gfx_hwmod, AM33XX_RM_GFX_RSTCTRL_OFFSET); - RSTST(am33xx_gfx_hwmod, AM33XX_RM_GFX_RSTST_OFFSET); -} - void omap_hwmod_am33xx_reg(void) { omap_hwmod_am33xx_clkctrl(); - omap_hwmod_am33xx_rst(); } static void omap_hwmod_am43xx_clkctrl(void) @@ -410,20 +378,12 @@ static void omap_hwmod_am43xx_clkctrl(void) CLKCTRL(am33xx_l4_ls_hwmod, AM43XX_CM_PER_L4LS_CLKCTRL_OFFSET); CLKCTRL(am33xx_l4_wkup_hwmod, AM43XX_CM_WKUP_L4WKUP_CLKCTRL_OFFSET); CLKCTRL(am33xx_l3_main_hwmod, AM43XX_CM_PER_L3_CLKCTRL_OFFSET); - CLKCTRL(am33xx_gfx_hwmod, AM43XX_CM_GFX_GFX_CLKCTRL_OFFSET); CLKCTRL(am33xx_mpu_hwmod , AM43XX_CM_MPU_MPU_CLKCTRL_OFFSET); CLKCTRL(am33xx_l3_instr_hwmod , AM43XX_CM_PER_L3_INSTR_CLKCTRL_OFFSET); CLKCTRL(am33xx_ocmcram_hwmod , AM43XX_CM_PER_OCMCRAM_CLKCTRL_OFFSET); } -static void omap_hwmod_am43xx_rst(void) -{ - RSTCTRL(am33xx_gfx_hwmod, AM43XX_RM_GFX_RSTCTRL_OFFSET); - RSTST(am33xx_gfx_hwmod, AM43XX_RM_GFX_RSTST_OFFSET); -} - void omap_hwmod_am43xx_reg(void) { omap_hwmod_am43xx_clkctrl(); - omap_hwmod_am43xx_rst(); } diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c --- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c @@ -282,10 +282,8 @@ static struct omap_hwmod_ocp_if *am33xx_hwmod_ocp_ifs[] __initdata = { &am33xx_l3_main__l4_hs, &am33xx_l3_main__l3_s, &am33xx_l3_main__l3_instr, - &am33xx_l3_main__gfx, &am33xx_l3_s__l3_main, &am33xx_wkup_m3__l4_wkup, - &am33xx_gfx__l3_main, &am33xx_l3_main__debugss, &am33xx_l4_wkup__wkup_m3, &am33xx_l4_wkup__control, diff --git a/arch/arm/mach-omap2/omap_hwmod_43xx_data.c b/arch/arm/mach-omap2/omap_hwmod_43xx_data.c --- a/arch/arm/mach-omap2/omap_hwmod_43xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_43xx_data.c @@ -243,11 +243,9 @@ static struct omap_hwmod_ocp_if *am43xx_hwmod_ocp_ifs[] __initdata = { &am43xx_l3_main__l4_hs, &am33xx_l3_main__l3_s, &am33xx_l3_main__l3_instr, - &am33xx_l3_main__gfx, &am33xx_l3_s__l3_main, &am43xx_l3_main__emif, &am43xx_wkup_m3__l4_wkup, - &am33xx_gfx__l3_main, &am43xx_l4_wkup__wkup_m3, &am43xx_l4_wkup__control, &am43xx_l4_wkup__smartreflex0, From patchwork Tue May 12 20:38:52 2020 Content-Type: text/plain; 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Tue, 12 May 2020 20:39:19 +0000 Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id 3D16C812F; Tue, 12 May 2020 20:40:04 +0000 (UTC) From: Tony Lindgren To: linux-omap@vger.kernel.org Subject: [PATCH 6/6] ARM: dts: Configure omap4 and 5 l4_abe for genpd and drop platform data Date: Tue, 12 May 2020 13:38:52 -0700 Message-Id: <20200512203852.29499-7-tony@atomide.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200512203852.29499-1-tony@atomide.com> References: <20200512203852.29499-1-tony@atomide.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200512_133917_340570_69DEBCB5 X-CRM114-Status: GOOD ( 11.09 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [72.249.23.125 listed in list.dnswl.org] 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Rob Herring , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, "Andrew F . Davis" , Tero Kristo , Santosh Shilimkar , Suman Anna , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org We can power off l4_abe domain when not in use when we configure it for genpd. And with that change, we can now also drop the old unused legacy platform data. Note that we also need to now use "simple-pm-bus" instead of "simple-bus" for PM runtime to get enabled for the bus. Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/omap4-l4-abe.dtsi | 7 +++-- arch/arm/boot/dts/omap4.dtsi | 6 ++++ arch/arm/boot/dts/omap5-l4-abe.dtsi | 7 +++-- arch/arm/boot/dts/omap5.dtsi | 6 ++++ arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 33 ---------------------- arch/arm/mach-omap2/omap_hwmod_54xx_data.c | 31 -------------------- 6 files changed, 22 insertions(+), 68 deletions(-) diff --git a/arch/arm/boot/dts/omap4-l4-abe.dtsi b/arch/arm/boot/dts/omap4-l4-abe.dtsi --- a/arch/arm/boot/dts/omap4-l4-abe.dtsi +++ b/arch/arm/boot/dts/omap4-l4-abe.dtsi @@ -1,14 +1,17 @@ &l4_abe { /* 0x40100000 */ - compatible = "ti,omap4-l4-abe", "simple-bus"; + compatible = "ti,omap4-l4-abe", "simple-pm-bus"; reg = <0x40100000 0x400>, <0x40100400 0x400>; reg-names = "la", "ap"; + power-domains = <&prm_abe>; + clocks = <&abe_clkctrl OMAP4_L4_ABE_CLKCTRL 0>; + clock-names = "fck"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x40100000 0x100000>, /* segment 0 */ <0x49000000 0x49000000 0x100000>; segment@0 { /* 0x40100000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -637,6 +637,12 @@ prm_tesla: prm@400 { #reset-cells = <1>; }; + prm_abe: prm@500 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x500 0x100>; + #power-domain-cells = <0>; + }; + prm_core: prm@700 { compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; reg = <0x700 0x100>; diff --git a/arch/arm/boot/dts/omap5-l4-abe.dtsi b/arch/arm/boot/dts/omap5-l4-abe.dtsi --- a/arch/arm/boot/dts/omap5-l4-abe.dtsi +++ b/arch/arm/boot/dts/omap5-l4-abe.dtsi @@ -1,14 +1,17 @@ &l4_abe { /* 0x40100000 */ - compatible = "ti,omap5-l4-abe", "simple-bus"; + compatible = "ti,omap5-l4-abe", "simple-pm-bus"; reg = <0x40100000 0x400>, <0x40100400 0x400>; reg-names = "la", "ap"; + power-domains = <&prm_abe>; + clocks = <&abe_clkctrl OMAP5_L4_ABE_CLKCTRL 0>; + clock-names = "fck"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x40100000 0x100000>, /* segment 0 */ <0x49000000 0x49000000 0x100000>; segment@0 { /* 0x40100000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -563,6 +563,12 @@ prm_dsp: prm@400 { #reset-cells = <1>; }; + prm_abe: prm@500 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x500 0x100>; + #power-domain-cells = <0>; + }; + prm_core: prm@700 { compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; reg = <0x700 0x100>; diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -124,21 +124,6 @@ static struct omap_hwmod_class omap44xx_l4_hwmod_class = { .name = "l4", }; -/* l4_abe */ -static struct omap_hwmod omap44xx_l4_abe_hwmod = { - .name = "l4_abe", - .class = &omap44xx_l4_hwmod_class, - .clkdm_name = "abe_clkdm", - .prcm = { - .omap4 = { - .clkctrl_offs = OMAP4_CM1_ABE_L4ABE_CLKCTRL_OFFSET, - .context_offs = OMAP4_RM_ABE_AESS_CONTEXT_OFFSET, - .lostcontext_mask = OMAP4430_LOSTMEM_AESSMEM_MASK, - .flags = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT, - }, - }, -}; - /* l4_cfg */ static struct omap_hwmod omap44xx_l4_cfg_hwmod = { .name = "l4_cfg", @@ -1007,22 +992,6 @@ static struct omap_hwmod_ocp_if omap44xx_l4_cfg__l3_main_3 = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -/* l3_main_1 -> l4_abe */ -static struct omap_hwmod_ocp_if omap44xx_l3_main_1__l4_abe = { - .master = &omap44xx_l3_main_1_hwmod, - .slave = &omap44xx_l4_abe_hwmod, - .clk = "l3_div_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* mpu -> l4_abe */ -static struct omap_hwmod_ocp_if omap44xx_mpu__l4_abe = { - .master = &omap44xx_mpu_hwmod, - .slave = &omap44xx_l4_abe_hwmod, - .clk = "ocp_abe_iclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - /* l3_main_1 -> l4_cfg */ static struct omap_hwmod_ocp_if omap44xx_l3_main_1__l4_cfg = { .master = &omap44xx_l3_main_1_hwmod, @@ -1266,8 +1235,6 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l3_main_1__l3_main_3, &omap44xx_l3_main_2__l3_main_3, &omap44xx_l4_cfg__l3_main_3, - &omap44xx_l3_main_1__l4_abe, - &omap44xx_mpu__l4_abe, &omap44xx_l3_main_1__l4_cfg, &omap44xx_l3_main_2__l4_per, &omap44xx_l4_cfg__l4_wkup, diff --git a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c --- a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c @@ -121,19 +121,6 @@ static struct omap_hwmod_class omap54xx_l4_hwmod_class = { .name = "l4", }; -/* l4_abe */ -static struct omap_hwmod omap54xx_l4_abe_hwmod = { - .name = "l4_abe", - .class = &omap54xx_l4_hwmod_class, - .clkdm_name = "abe_clkdm", - .prcm = { - .omap4 = { - .clkctrl_offs = OMAP54XX_CM_ABE_L4_ABE_CLKCTRL_OFFSET, - .flags = HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT, - }, - }, -}; - /* l4_cfg */ static struct omap_hwmod omap54xx_l4_cfg_hwmod = { .name = "l4_cfg", @@ -618,22 +605,6 @@ static struct omap_hwmod_ocp_if omap54xx_l4_cfg__l3_main_3 = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -/* l3_main_1 -> l4_abe */ -static struct omap_hwmod_ocp_if omap54xx_l3_main_1__l4_abe = { - .master = &omap54xx_l3_main_1_hwmod, - .slave = &omap54xx_l4_abe_hwmod, - .clk = "abe_iclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* mpu -> l4_abe */ -static struct omap_hwmod_ocp_if omap54xx_mpu__l4_abe = { - .master = &omap54xx_mpu_hwmod, - .slave = &omap54xx_l4_abe_hwmod, - .clk = "abe_iclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - /* l3_main_1 -> l4_cfg */ static struct omap_hwmod_ocp_if omap54xx_l3_main_1__l4_cfg = { .master = &omap54xx_l3_main_1_hwmod, @@ -741,8 +712,6 @@ static struct omap_hwmod_ocp_if *omap54xx_hwmod_ocp_ifs[] __initdata = { &omap54xx_l3_main_1__l3_main_3, &omap54xx_l3_main_2__l3_main_3, &omap54xx_l4_cfg__l3_main_3, - &omap54xx_l3_main_1__l4_abe, - &omap54xx_mpu__l4_abe, &omap54xx_l3_main_1__l4_cfg, &omap54xx_l3_main_2__l4_per, &omap54xx_l3_main_1__l4_wkup,