From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 30F0FFA3728 for ; Wed, 16 Oct 2019 12:59:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F15E72168B for ; Wed, 16 Oct 2019 12:59:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="eT/flQ5l" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405271AbfJPM73 (ORCPT ); Wed, 16 Oct 2019 08:59:29 -0400 Received: from mail-wr1-f68.google.com ([209.85.221.68]:36215 "EHLO mail-wr1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405266AbfJPM73 (ORCPT ); Wed, 16 Oct 2019 08:59:29 -0400 Received: by mail-wr1-f68.google.com with SMTP id y19so27975482wrd.3; Wed, 16 Oct 2019 05:59:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=dR351hSk2KLsLkv+qBJUXfTUKT/j75dNRsV/i2s9Zfc=; b=eT/flQ5l0i11577h0NpYiNwpRb0OdvW49A9KFCcpztdDYdxIqpD0NlebB+UGUMHWpx 5fBrQTJE4XWXoW+ivRG0+w83DDVFpobRdZgzbG3LRxZsm5ntetU1O6VIFIZjsVMyl5ly OlCAaEyl7MsQOgYVofq5kkWbLxaAAuxTIllwrreIyZZ7PWz/Kg8MBnTYK1AtXIfAa2mY 47G/So4/jagQQCWDmOrsZVFe5QkikEz6AapR7pTGOiCruDQVPq1hyLPJYZgqHtq3vT6u rWrCCRzyWlujhekz86Izx+30cZuPH0ZiNOuE3Nml26twXbTOxkkCKNbLoA2IaJr5wnvJ kT6w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=dR351hSk2KLsLkv+qBJUXfTUKT/j75dNRsV/i2s9Zfc=; b=bdZ3aGfRzlfRIr5ZuGB+csYxR9IIYB4AOCEvgVIn1W60/5+GuKIshJKVhIRAsioV/k P7uu71MY4UxK3EB8dXe5HNjTNzexG2/IzoaL3IBIvxvn8X9aPChMI9wk1gJiyGHI8cID otevg/7jeBuTQkZzVyKIUySBcf9EodT8wYRHdoAVRN4UQCvP6QeuvA2H0y/Ys+GETupF eYSdbnq3XZwCS2HWJlmpZxAbRUNnIzoU32f6BDTqXzTEtaksV9uy6JP8a0GsO7WkZAtc pHTqmAcJoKOow9lks61qKug/n9r4nDRbkbfBpN0skfZ7dsWrjO3mJUdTuAeWbP+uLPXR msGQ== X-Gm-Message-State: APjAAAV4g8i4m469D4CIg8IRc1P8PxynjruTAmY5ftKTR9Gqt5TaVWpq orAyOlv4mNvCRU5SkBci4tI= X-Google-Smtp-Source: APXvYqx4QwSzyJemRDUAHXxLR65wDPnCmDTCaDOG3HSRImU7gA2kcMZcoPyD8Lx6xOqfuZ/HmtUWVw== X-Received: by 2002:adf:910d:: with SMTP id j13mr2626813wrj.128.1571230766433; Wed, 16 Oct 2019 05:59:26 -0700 (PDT) Received: from localhost (p2E5BE2CE.dip0.t-ipconnect.de. [46.91.226.206]) by smtp.gmail.com with ESMTPSA id w125sm4617515wmg.32.2019.10.16.05.59.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Oct 2019 05:59:25 -0700 (PDT) From: Thierry Reding To: Thierry Reding , Michael Turquette , Stephen Boyd Cc: Peter De Schrijver , Jon Hunter , linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH 2/5] clk: tegra: Move SOR0 implementation to Tegra124 Date: Wed, 16 Oct 2019 14:59:16 +0200 Message-Id: <20191016125919.1773898-3-thierry.reding@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191016125919.1773898-1-thierry.reding@gmail.com> References: <20191016125919.1773898-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-clk-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-clk@vger.kernel.org From: Thierry Reding The SOR0 clock on Tegra210 is very different from the SOR0 clock found on Tegra124. Move the Tegra124 implementation to the Tegra124 driver so that a custom implementation can be provided on Tegra210 without clashing with the existing clock. Signed-off-by: Thierry Reding --- drivers/clk/tegra/clk-tegra-periph.c | 8 ----- drivers/clk/tegra/clk-tegra124.c | 49 ++++++++++++++++++++++++++++ 2 files changed, 49 insertions(+), 8 deletions(-) diff --git a/drivers/clk/tegra/clk-tegra-periph.c b/drivers/clk/tegra/clk-tegra-periph.c index 1ed85f120a1b..0d07c0ba49b6 100644 --- a/drivers/clk/tegra/clk-tegra-periph.c +++ b/drivers/clk/tegra/clk-tegra-periph.c @@ -262,7 +262,6 @@ static DEFINE_SPINLOCK(PLLP_OUTA_lock); static DEFINE_SPINLOCK(PLLP_OUTB_lock); static DEFINE_SPINLOCK(PLLP_OUTC_lock); -static DEFINE_SPINLOCK(sor0_lock); #define MUX_I2S_SPDIF(_id) \ static const char *mux_pllaout0_##_id##_2x_pllp_clkm[] = { "pll_a_out0", \ @@ -587,11 +586,6 @@ static u32 mux_pllp_pllre_clkm_idx[] = { [0] = 0, [1] = 2, [2] = 3, }; -static const char *mux_clkm_plldp_sor0lvds[] = { - "clk_m", "pll_dp", "sor0_lvds", -}; -#define mux_clkm_plldp_sor0lvds_idx NULL - static const char * const mux_dmic1[] = { "pll_a_out0", "dmic1_sync_clk", "pll_p", "clk_m" }; @@ -731,14 +725,12 @@ static struct tegra_periph_init_data periph_clks[] = { MUX8("hdmi_audio", mux_pllp3_pllc_clkm, CLK_SOURCE_HDMI_AUDIO, 176, TEGRA_PERIPH_NO_RESET, tegra_clk_hdmi_audio), MUX8("clk72mhz", mux_pllp3_pllc_clkm, CLK_SOURCE_CLK72MHZ, 177, TEGRA_PERIPH_NO_RESET, tegra_clk_clk72Mhz), MUX8("clk72mhz", mux_pllp_out3_pllp_pllc_clkm, CLK_SOURCE_CLK72MHZ, 177, TEGRA_PERIPH_NO_RESET, tegra_clk_clk72Mhz_8), - MUX8_NOGATE_LOCK("sor0_lvds", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_SOR0, tegra_clk_sor0_lvds, &sor0_lock), MUX_FLAGS("csite", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_CSITE, 73, TEGRA_PERIPH_ON_APB, tegra_clk_csite, CLK_IGNORE_UNUSED), MUX_FLAGS("csite", mux_pllp_pllre_clkm, CLK_SOURCE_CSITE, 73, TEGRA_PERIPH_ON_APB, tegra_clk_csite_8, CLK_IGNORE_UNUSED), NODIV("disp1", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_DISP1, 29, 7, 27, 0, tegra_clk_disp1, NULL), NODIV("disp1", mux_pllp_plld_plld2_clkm, CLK_SOURCE_DISP1, 29, 7, 27, 0, tegra_clk_disp1_8, NULL), NODIV("disp2", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_DISP2, 29, 7, 26, 0, tegra_clk_disp2, NULL), NODIV("disp2", mux_pllp_plld_plld2_clkm, CLK_SOURCE_DISP2, 29, 7, 26, 0, tegra_clk_disp2_8, NULL), - NODIV("sor0", mux_clkm_plldp_sor0lvds, CLK_SOURCE_SOR0, 14, 3, 182, 0, tegra_clk_sor0, &sor0_lock), UART("uarta", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTA, 6, tegra_clk_uarta), UART("uartb", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTB, 7, tegra_clk_uartb), UART("uartc", mux_pllp_pllc_pllm_clkm, CLK_SOURCE_UARTC, 55, tegra_clk_uartc), diff --git a/drivers/clk/tegra/clk-tegra124.c b/drivers/clk/tegra/clk-tegra124.c index 0224fdc4766f..2e41141af7b5 100644 --- a/drivers/clk/tegra/clk-tegra124.c +++ b/drivers/clk/tegra/clk-tegra124.c @@ -27,6 +27,7 @@ #define CLK_SOURCE_CSITE 0x1d4 #define CLK_SOURCE_EMC 0x19c +#define CLK_SOURCE_SOR0 0x414 #define RST_DFLL_DVCO 0x2f4 #define DVFS_DFLL_RESET_SHIFT 0 @@ -91,6 +92,22 @@ /* Tegra CPU clock and reset control regs */ #define CLK_RST_CONTROLLER_CPU_CMPLX_STATUS 0x470 +#define MASK(x) (BIT(x) - 1) + +#define MUX8_NOGATE_LOCK(_name, _parents, _offset, _clk_id, _lock) \ + TEGRA_INIT_DATA_TABLE(_name, NULL, NULL, _parents, _offset, \ + 29, MASK(3), 0, 0, 8, 1, TEGRA_DIVIDER_ROUND_UP,\ + 0, TEGRA_PERIPH_NO_GATE, _clk_id,\ + _parents##_idx, 0, _lock) + +#define NODIV(_name, _parents, _offset, \ + _mux_shift, _mux_mask, _clk_num, \ + _gate_flags, _clk_id, _lock) \ + TEGRA_INIT_DATA_TABLE(_name, NULL, NULL, _parents, _offset,\ + _mux_shift, _mux_mask, 0, 0, 0, 0, 0,\ + _clk_num, (_gate_flags) | TEGRA_PERIPH_NO_DIV,\ + _clk_id, _parents##_idx, 0, _lock) + #ifdef CONFIG_PM_SLEEP static struct cpu_clk_suspend_context { u32 clk_csite_src; @@ -110,6 +127,7 @@ static DEFINE_SPINLOCK(pll_e_lock); static DEFINE_SPINLOCK(pll_re_lock); static DEFINE_SPINLOCK(pll_u_lock); static DEFINE_SPINLOCK(emc_lock); +static DEFINE_SPINLOCK(sor0_lock); /* possible OSC frequencies in Hz */ static unsigned long tegra124_input_freq[] = { @@ -987,12 +1005,29 @@ static struct tegra_devclk devclks[] __initdata = { { .con_id = "hda2hdmi", .dt_id = TEGRA124_CLK_HDA2HDMI }, }; +static const char *mux_pllp_pllm_plld_plla_pllc_plld2_clkm[] = { + "pll_p", "pll_m", "pll_d_out0", "pll_a_out0", "pll_c", + "pll_d2_out0", "clk_m" +}; +#define mux_pllp_pllm_plld_plla_pllc_plld2_clkm_idx NULL + +static const char *mux_clkm_plldp_sor0lvds[] = { + "clk_m", "pll_dp", "sor0_lvds", +}; +#define mux_clkm_plldp_sor0lvds_idx NULL + +static struct tegra_periph_init_data tegra124_periph[] = { + MUX8_NOGATE_LOCK("sor0_lvds", mux_pllp_pllm_plld_plla_pllc_plld2_clkm, CLK_SOURCE_SOR0, tegra_clk_sor0_lvds, &sor0_lock), + NODIV("sor0", mux_clkm_plldp_sor0lvds, CLK_SOURCE_SOR0, 14, 3, 182, 0, tegra_clk_sor0, &sor0_lock), +}; + static struct clk **clks; static __init void tegra124_periph_clk_init(void __iomem *clk_base, void __iomem *pmc_base) { struct clk *clk; + unsigned int i; /* xusb_ss_div2 */ clk = clk_register_fixed_factor(NULL, "xusb_ss_div2", "xusb_ss_src", 0, @@ -1033,6 +1068,20 @@ static __init void tegra124_periph_clk_init(void __iomem *clk_base, clk_register_clkdev(clk, "cml1", NULL); clks[TEGRA124_CLK_CML1] = clk; + for (i = 0; i < ARRAY_SIZE(tegra124_periph); i++) { + struct tegra_periph_init_data *init = &tegra124_periph[i]; + struct clk **clkp; + + clkp = tegra_lookup_dt_id(init->clk_id, tegra124_clks); + if (!clkp) { + pr_warn("clock %u not found\n", init->clk_id); + continue; + } + + clk = tegra_clk_register_periph_data(clk_base, init); + *clkp = clk; + } + tegra_periph_clk_init(clk_base, pmc_base, tegra124_clks, &pll_p_params); } -- 2.23.0