From patchwork Mon May 4 20:19:18 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: 11527537 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 CD20A14C0 for ; Mon, 4 May 2020 20:19:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AA66620721 for ; Mon, 4 May 2020 20:19:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=rere.qmqm.pl header.i=@rere.qmqm.pl header.b="TRnrGV17" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726410AbgEDUTa (ORCPT ); Mon, 4 May 2020 16:19:30 -0400 Received: from rere.qmqm.pl ([91.227.64.183]:56531 "EHLO rere.qmqm.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727029AbgEDUTX (ORCPT ); Mon, 4 May 2020 16:19:23 -0400 Received: from remote.user (localhost [127.0.0.1]) by rere.qmqm.pl (Postfix) with ESMTPSA id 49GDj23lhXzLn; Mon, 4 May 2020 22:19:18 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=rere.qmqm.pl; s=1; t=1588623558; bh=fcLJDZBV/tNDlGoHlaLE5xKR15r8/Q8zYkN7kzB9L5E=; h=Date:In-Reply-To:References:From:Subject:To:Cc:From; b=TRnrGV17bZcWY9pCenItXt2IDfZm8jjQkn3cH3NTdQsFEZEPOjCbE7pc/0HVa7tqr 5nzxhKD7vdb94uw4P9t5PanuZMUwvNVAuzo6cDBYPq10JsWF2tMhOtF4I1zzimdgs0 YkZedE3Yh1v2ejI9dVHf0OFOXzA6SH4m5toUqESWkXb6ti7othuyEhs2xUXiEmpJBB Z0aiJD6kRhtWfgXPy0OwCR1U9whUm++pcf6fR3YtkU0GNbYjxBtonGFcntQ2Ax9LPI aZGnAybxRmmpv7lQAAPXrP9MeytbinniC47LxhJ+Uu6pFWRAGuQrI2EQinIoEjC3bO 6c3GO3ABqHcyw== X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.102.2 at mail Date: Mon, 04 May 2020 22:19:18 +0200 Message-Id: <5f41e1872b1a9a7f0f50f9bb47e4378e67e55e74.1588623391.git.mirq-linux@rere.qmqm.pl> In-Reply-To: References: From: =?utf-8?b?TWljaGHFgiBNaXJvc8WCYXc=?= Subject: [PATCH v6 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 Cc: linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.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 --- 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 */