From patchwork Mon May 4 22:37:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= X-Patchwork-Id: 11527683 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 355531392 for ; Mon, 4 May 2020 22:38:26 +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 022EF20663 for ; Mon, 4 May 2020 22:38:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="YcATrrqy"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=rere.qmqm.pl header.i=@rere.qmqm.pl header.b="YqVMpoOI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 022EF20663 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rere.qmqm.pl 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:To:MIME-Version:Subject:From:References :In-Reply-To:Message-Id:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=i4NzuzTDuuHxw8BJORdsaW2WyIlpkCWPmFS1ki3hN6E=; b=YcATrrqyjX7GVt rcW7gVgervOG1nUkP9VpsUyG0eiCPoXtZIxAVxlAPYBo6TKUwjEp3MiN8xBQpr7193W2FpyCfZO1w njR9TAhPsEyjdMIHp9LnLSD9jeOC9gzxXRZGFvf2KmeS6zrKtDV//e1CiZZRCIhNdy92IN9o3GZOd 5X2WFOlmG9+gu5wnbvxfSu0zwbDN7YZvBeymtnpIVpDMJDge0WYRGHfdk2R9wyDNWi0/5jd+dizws y+D5RSslr5UpIOq6mbk1VNvg8ihMLUQ+vP9O1P+JgA4PXRDtm+JpUGwYSuu1V7ruC8ocguz5Dv5nY vy2BJOhSefek2dkELwRQ==; 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 1jVjjB-0002Kr-As; Mon, 04 May 2020 22:38:21 +0000 Received: from rere.qmqm.pl ([91.227.64.183]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jVjip-0001vB-AW for linux-arm-kernel@lists.infradead.org; Mon, 04 May 2020 22:38:01 +0000 Received: from remote.user (localhost [127.0.0.1]) by rere.qmqm.pl (Postfix) with ESMTPSA id 49GHn14BJXzKc; Tue, 5 May 2020 00:37:57 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=rere.qmqm.pl; s=1; t=1588631877; bh=vLx1Xz+sVIE1nUQTfmbe/LKbf1KmxNBQ5oGQOEhrzGI=; h=Date:In-Reply-To:References:From:Subject:To:Cc:From; b=YqVMpoOIeEHijxgDeCc6WsaBR2TxRm9zSkTnkm4GOLe1E3vSCGK5QJcW2YtLRnEmW fWBgruysoXx17wrU1uN3DvRSR70/9bZwOQAM7R7k7imFyr5+N0qiCVo9KuuvAh0E8I nSBlA0PqQx6Gg2CS4Ok2ZfgcD7ZTYaosFbWrabEqgoIxg/kcTM44h584xOPeACUF61 MTuS+R0X/c974LG2T01oan+fgw3peixM0mFHGmX11bF2P5Pla8fMgzMJVKtodurN7q I08WzPYFJmKfwEstkJCaWBpmc2o3N4Pgw0d3y8iNbJJ68SVd4PYLe4ft197LjiesZx DM9m7ra9B4Ftw== X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.102.2 at mail Date: Tue, 05 May 2020 00:37:57 +0200 Message-Id: In-Reply-To: References: From: =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= Subject: [PATCH v7 3/3] clk: at91: allow setting all PMC clock parents via DT MIME-Version: 1.0 To: Michael Turquette , Stephen Boyd , Nicolas Ferre , Alexandre Belloni , Ludovic Desroches , Rob Herring X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200504_153759_691164_C3E5CD72 X-CRM114-Status: UNSURE ( 9.34 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.1 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 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, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org We need to have clocks accessible via phandle to select them as peripheral clock parent using assigned-clock-parents in DT. Add support for PLLACK/PLLBCK/AUDIOPLLCK clocks where available. Signed-off-by: Michał Mirosław Acked-by: Alexandre Belloni --- v2: rebase to clk/clk-at91 branch v3: no changes v4: extend to whole family v5: fix copy-and-paste bugs for SAMA5D3/4 v6: make AUDIOPLL's id separate to PLLB v7: no changes --- drivers/clk/at91/at91rm9200.c | 6 +++++- drivers/clk/at91/at91sam9260.c | 6 +++++- drivers/clk/at91/at91sam9g45.c | 4 +++- drivers/clk/at91/at91sam9n12.c | 6 +++++- drivers/clk/at91/at91sam9rl.c | 4 +++- drivers/clk/at91/at91sam9x5.c | 4 +++- drivers/clk/at91/sam9x60.c | 4 +++- drivers/clk/at91/sama5d2.c | 6 +++++- drivers/clk/at91/sama5d3.c | 4 +++- drivers/clk/at91/sama5d4.c | 4 +++- include/dt-bindings/clock/at91.h | 3 +++ 11 files changed, 41 insertions(+), 10 deletions(-) diff --git a/drivers/clk/at91/at91rm9200.c b/drivers/clk/at91/at91rm9200.c index 8da88e9a95d8..38bdb4981315 100644 --- a/drivers/clk/at91/at91rm9200.c +++ b/drivers/clk/at91/at91rm9200.c @@ -98,7 +98,7 @@ static void __init at91rm9200_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - at91rm9200_pmc = pmc_data_allocate(PMC_MAIN + 1, + at91rm9200_pmc = pmc_data_allocate(PMC_PLLBCK + 1, nck(at91rm9200_systemck), nck(at91rm9200_periphck), 0, 4); if (!at91rm9200_pmc) @@ -123,12 +123,16 @@ static void __init at91rm9200_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + at91rm9200_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_pll(regmap, "pllbck", "mainck", 1, &at91rm9200_pll_layout, &rm9200_pll_characteristics); if (IS_ERR(hw)) goto err_free; + at91rm9200_pmc->chws[PMC_PLLBCK] = hw; + parent_names[0] = slowxtal_name; parent_names[1] = "mainck"; parent_names[2] = "pllack"; diff --git a/drivers/clk/at91/at91sam9260.c b/drivers/clk/at91/at91sam9260.c index 7e5ff252fffc..6d0723aa8b13 100644 --- a/drivers/clk/at91/at91sam9260.c +++ b/drivers/clk/at91/at91sam9260.c @@ -352,7 +352,7 @@ static void __init at91sam926x_pmc_setup(struct device_node *np, if (IS_ERR(regmap)) return; - at91sam9260_pmc = pmc_data_allocate(PMC_MAIN + 1, + at91sam9260_pmc = pmc_data_allocate(PMC_PLLBCK + 1, ndck(data->sck, data->num_sck), ndck(data->pck, data->num_pck), 0, data->num_progck); @@ -399,12 +399,16 @@ static void __init at91sam926x_pmc_setup(struct device_node *np, if (IS_ERR(hw)) goto err_free; + at91sam9260_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_pll(regmap, "pllbck", "mainck", 1, data->pllb_layout, data->pllb_characteristics); if (IS_ERR(hw)) goto err_free; + at91sam9260_pmc->chws[PMC_PLLBCK] = hw; + parent_names[0] = slck_name; parent_names[1] = "mainck"; parent_names[2] = "pllack"; diff --git a/drivers/clk/at91/at91sam9g45.c b/drivers/clk/at91/at91sam9g45.c index 5d18eb04c218..9873b583c260 100644 --- a/drivers/clk/at91/at91sam9g45.c +++ b/drivers/clk/at91/at91sam9g45.c @@ -115,7 +115,7 @@ static void __init at91sam9g45_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - at91sam9g45_pmc = pmc_data_allocate(PMC_MAIN + 1, + at91sam9g45_pmc = pmc_data_allocate(PMC_PLLACK + 1, nck(at91sam9g45_systemck), nck(at91sam9g45_periphck), 0, 2); if (!at91sam9g45_pmc) @@ -143,6 +143,8 @@ static void __init at91sam9g45_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + at91sam9g45_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck"); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/at91sam9n12.c b/drivers/clk/at91/at91sam9n12.c index 3a2564c2f724..630dc5d87171 100644 --- a/drivers/clk/at91/at91sam9n12.c +++ b/drivers/clk/at91/at91sam9n12.c @@ -128,7 +128,7 @@ static void __init at91sam9n12_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - at91sam9n12_pmc = pmc_data_allocate(PMC_MAIN + 1, + at91sam9n12_pmc = pmc_data_allocate(PMC_PLLBCK + 1, nck(at91sam9n12_systemck), 31, 0, 2); if (!at91sam9n12_pmc) return; @@ -162,11 +162,15 @@ static void __init at91sam9n12_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + at91sam9n12_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_pll(regmap, "pllbck", "mainck", 1, &at91rm9200_pll_layout, &pllb_characteristics); if (IS_ERR(hw)) goto err_free; + at91sam9n12_pmc->chws[PMC_PLLBCK] = hw; + parent_names[0] = slck_name; parent_names[1] = "mainck"; parent_names[2] = "plladivck"; diff --git a/drivers/clk/at91/at91sam9rl.c b/drivers/clk/at91/at91sam9rl.c index bcf07f6a0e0e..0d1cc44b056f 100644 --- a/drivers/clk/at91/at91sam9rl.c +++ b/drivers/clk/at91/at91sam9rl.c @@ -87,7 +87,7 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - at91sam9rl_pmc = pmc_data_allocate(PMC_MAIN + 1, + at91sam9rl_pmc = pmc_data_allocate(PMC_PLLACK + 1, nck(at91sam9rl_systemck), nck(at91sam9rl_periphck), 0, 2); if (!at91sam9rl_pmc) @@ -105,6 +105,8 @@ static void __init at91sam9rl_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + at91sam9rl_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck"); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/at91sam9x5.c b/drivers/clk/at91/at91sam9x5.c index f13756b407e2..0ce3da080287 100644 --- a/drivers/clk/at91/at91sam9x5.c +++ b/drivers/clk/at91/at91sam9x5.c @@ -150,7 +150,7 @@ static void __init at91sam9x5_pmc_setup(struct device_node *np, if (IS_ERR(regmap)) return; - at91sam9x5_pmc = pmc_data_allocate(PMC_MAIN + 1, + at91sam9x5_pmc = pmc_data_allocate(PMC_PLLACK + 1, nck(at91sam9x5_systemck), 31, 0, 2); if (!at91sam9x5_pmc) return; @@ -184,6 +184,8 @@ static void __init at91sam9x5_pmc_setup(struct device_node *np, if (IS_ERR(hw)) goto err_free; + at91sam9x5_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck"); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/sam9x60.c b/drivers/clk/at91/sam9x60.c index db14e0427c7f..3e20aa68259f 100644 --- a/drivers/clk/at91/sam9x60.c +++ b/drivers/clk/at91/sam9x60.c @@ -182,7 +182,7 @@ static void __init sam9x60_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - sam9x60_pmc = pmc_data_allocate(PMC_MAIN + 1, + sam9x60_pmc = pmc_data_allocate(PMC_PLLACK + 1, nck(sam9x60_systemck), nck(sam9x60_periphck), nck(sam9x60_gck), 8); @@ -214,6 +214,8 @@ static void __init sam9x60_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + sam9x60_pmc->chws[PMC_PLLACK] = hw; + hw = sam9x60_clk_register_pll(regmap, &pmc_pll_lock, "upllck", "main_osc", 1, &upll_characteristics); if (IS_ERR(hw)) diff --git a/drivers/clk/at91/sama5d2.c b/drivers/clk/at91/sama5d2.c index ae5e83cadb3d..b3fa2291ccd8 100644 --- a/drivers/clk/at91/sama5d2.c +++ b/drivers/clk/at91/sama5d2.c @@ -166,7 +166,7 @@ static void __init sama5d2_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - sama5d2_pmc = pmc_data_allocate(PMC_I2S1_MUX + 1, + sama5d2_pmc = pmc_data_allocate(PMC_AUDIOPLLCK + 1, nck(sama5d2_systemck), nck(sama5d2_periph32ck), nck(sama5d2_gck), 3); @@ -202,6 +202,8 @@ static void __init sama5d2_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + sama5d2_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_audio_pll_frac(regmap, "audiopll_fracck", "mainck"); if (IS_ERR(hw)) @@ -217,6 +219,8 @@ static void __init sama5d2_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + sama5d2_pmc->chws[PMC_AUDIOPLLCK] = hw; + regmap_sfr = syscon_regmap_lookup_by_compatible("atmel,sama5d2-sfr"); if (IS_ERR(regmap_sfr)) regmap_sfr = NULL; diff --git a/drivers/clk/at91/sama5d3.c b/drivers/clk/at91/sama5d3.c index 507eef6797f1..5e4e44dd4c37 100644 --- a/drivers/clk/at91/sama5d3.c +++ b/drivers/clk/at91/sama5d3.c @@ -125,7 +125,7 @@ static void __init sama5d3_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - sama5d3_pmc = pmc_data_allocate(PMC_MAIN + 1, + sama5d3_pmc = pmc_data_allocate(PMC_PLLACK + 1, nck(sama5d3_systemck), nck(sama5d3_periphck), 0, 3); if (!sama5d3_pmc) @@ -158,6 +158,8 @@ static void __init sama5d3_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + sama5d3_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck"); if (IS_ERR(hw)) goto err_free; diff --git a/drivers/clk/at91/sama5d4.c b/drivers/clk/at91/sama5d4.c index 80692902b4e4..662ff5fa6e98 100644 --- a/drivers/clk/at91/sama5d4.c +++ b/drivers/clk/at91/sama5d4.c @@ -140,7 +140,7 @@ static void __init sama5d4_pmc_setup(struct device_node *np) if (IS_ERR(regmap)) return; - sama5d4_pmc = pmc_data_allocate(PMC_MCK2 + 1, + sama5d4_pmc = pmc_data_allocate(PMC_PLLACK + 1, nck(sama5d4_systemck), nck(sama5d4_periph32ck), 0, 3); if (!sama5d4_pmc) @@ -173,6 +173,8 @@ static void __init sama5d4_pmc_setup(struct device_node *np) if (IS_ERR(hw)) goto err_free; + sama5d4_pmc->chws[PMC_PLLACK] = hw; + hw = at91_clk_register_utmi(regmap, NULL, "utmick", "mainck"); if (IS_ERR(hw)) goto err_free; diff --git a/include/dt-bindings/clock/at91.h b/include/dt-bindings/clock/at91.h index c3f4aa6a2d29..eba17106608b 100644 --- a/include/dt-bindings/clock/at91.h +++ b/include/dt-bindings/clock/at91.h @@ -21,6 +21,9 @@ #define PMC_MCK2 4 #define PMC_I2S0_MUX 5 #define PMC_I2S1_MUX 6 +#define PMC_PLLACK 7 +#define PMC_PLLBCK 8 +#define PMC_AUDIOPLLCK 9 #ifndef AT91_PMC_MOSCS #define AT91_PMC_MOSCS 0 /* MOSCS Flag */