From nobody Fri Dec 19 20:36:10 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3AC44C7618D for ; Thu, 6 Apr 2023 20:08:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237120AbjDFUIM (ORCPT ); Thu, 6 Apr 2023 16:08:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43356 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229806AbjDFUID (ORCPT ); Thu, 6 Apr 2023 16:08:03 -0400 Received: from mail-wr1-x429.google.com (mail-wr1-x429.google.com [IPv6:2a00:1450:4864:20::429]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BD8F59749 for ; Thu, 6 Apr 2023 13:07:52 -0700 (PDT) Received: by mail-wr1-x429.google.com with SMTP id t4so35412792wra.7 for ; Thu, 06 Apr 2023 13:07:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bgdev-pl.20210112.gappssmtp.com; s=20210112; t=1680811671; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=fk7W+UeVyVDZ3IGV9McU/Wj+bg8wR7E+WS1Fj+lT29s=; b=UZ0aBk/GJWqHHt1RkS/QNGejwgB8VhzXrCJgL1qwrSEZcty6nPyhPSA0puv3j86B6B lj4g3G9WACb4KBsmzbaN0cBzt4EEX+92/JW2iaZ//dvDriLrMSYOJlbLqlZYad0TuEV6 zikiepY7JnhhctRkPjpgtZBkXtLqbvhCLxPNET8dLQslqay98phn5YXLk+/zT/B4IV2w jdgP41UQEPyBrjIrQvn1kFrIqqhGIuXWsjap5a/yJ3mZibRuoVR8exOe/slAio1RE9BS zfNzwDo3PdyJO7gmR2w25WLCExPWoWZMu7sYxLcs39+FDyWa1qzJ5LuqqF4hTKFZz13E uXOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680811671; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=fk7W+UeVyVDZ3IGV9McU/Wj+bg8wR7E+WS1Fj+lT29s=; b=q6WWVH50ojF/B64PO0zuwAD+0dwn2R7PY43ZFqVgGON+kEM6j1ITFzqNuz8a0RBb56 r6pZdHKdyjNViYsHvVgsZN/tAJDiBj4m/KxHKYCrM8X9WypdpDS1X5d7gdTKkvag6Nc8 QuhYrufSW/kzisQraGC302KzfbUb27I8n349M6g8LRj5OFo8Na+0MepLb+U868KkwPbL DGi0KcENj5CKiIkuPRmRf7qajU8C+KZy7ZX46ERwoNnFzzLrMfx+UABWctQyLYBjHt3j ulK0sjMOvm8qhciqYSWEJMpsiPAl6RhCUIZ6GCASn1vsYI948V+0jM6IAsSpKB5AB5eG cbGw== X-Gm-Message-State: AAQBX9d+9dKUqY2YXHfwhC5LEzV6XDzbg6ZMnD3VOSRiYzVKRtfdKVQG yHyDfKo8iNOPE/An3qCf58gqXQ== X-Google-Smtp-Source: AKy350YQHqaLy4nLWYf2ClglbksxkUAhTaaLljLQTaWoxgWps//dgirNroe0gNz4jDO8Yi4980OB2g== X-Received: by 2002:adf:cd12:0:b0:2ee:da1c:381a with SMTP id w18-20020adfcd12000000b002eeda1c381amr2413020wrm.69.1680811671105; Thu, 06 Apr 2023 13:07:51 -0700 (PDT) Received: from brgl-uxlite.home ([2a01:cb1d:334:ac00:4793:cb9a:340b:2f72]) by smtp.gmail.com with ESMTPSA id c11-20020adfe74b000000b002d89e113691sm2560506wrn.52.2023.04.06.13.07.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Apr 2023 13:07:50 -0700 (PDT) From: Bartosz Golaszewski To: Bjorn Andersson , Andy Gross , Konrad Dybcio , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Will Deacon , Robin Murphy , Joerg Roedel , Catalin Marinas , Arnd Bergmann Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, Shazad Hussain , Bartosz Golaszewski Subject: [PATCH v2 2/7] clk: qcom: add the GPUCC driver for sa8775p Date: Thu, 6 Apr 2023 22:07:18 +0200 Message-Id: <20230406200723.552644-3-brgl@bgdev.pl> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20230406200723.552644-1-brgl@bgdev.pl> References: <20230406200723.552644-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Shazad Hussain Add the clock driver for the Qualcomm Graphics Clock control module. Signed-off-by: Shazad Hussain [Bartosz: make ready for upstream] Co-authored-by: Bartosz Golaszewski Signed-off-by: Bartosz Golaszewski --- drivers/clk/qcom/Kconfig | 8 + drivers/clk/qcom/Makefile | 1 + drivers/clk/qcom/gpucc-sa8775p.c | 625 +++++++++++++++++++++++++++++++ 3 files changed, 634 insertions(+) create mode 100644 drivers/clk/qcom/gpucc-sa8775p.c diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig index 449bc8314d21..5e1919738aeb 100644 --- a/drivers/clk/qcom/Kconfig +++ b/drivers/clk/qcom/Kconfig @@ -437,6 +437,14 @@ config SA_GCC_8775P Say Y if you want to use peripheral devices such as UART, SPI, I2C, USB, UFS, SDCC, etc. =20 +config SA_GPUCC_8775P + tristate "SA8775P Graphics clock controller" + select SA_GCC_8775P + help + Support for the graphics clock controller on SA8775P devices. + Say Y if you want to support graphics controller devices and + functionality such as 3D graphics. + config SC_GCC_7180 tristate "SC7180 Global Clock Controller" select QCOM_GDSC diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile index c1adb427d1ef..525e0172a1ef 100644 --- a/drivers/clk/qcom/Makefile +++ b/drivers/clk/qcom/Makefile @@ -71,6 +71,7 @@ obj-$(CONFIG_SC_DISPCC_7180) +=3D dispcc-sc7180.o obj-$(CONFIG_SC_DISPCC_7280) +=3D dispcc-sc7280.o obj-$(CONFIG_SC_DISPCC_8280XP) +=3D dispcc-sc8280xp.o obj-$(CONFIG_SA_GCC_8775P) +=3D gcc-sa8775p.o +obj-$(CONFIG_SA_GPUCC_8775P) +=3D gpucc-sa8775p.o obj-$(CONFIG_SC_GCC_7180) +=3D gcc-sc7180.o obj-$(CONFIG_SC_GCC_7280) +=3D gcc-sc7280.o obj-$(CONFIG_SC_GCC_8180X) +=3D gcc-sc8180x.o diff --git a/drivers/clk/qcom/gpucc-sa8775p.c b/drivers/clk/qcom/gpucc-sa87= 75p.c new file mode 100644 index 000000000000..18d23be8d435 --- /dev/null +++ b/drivers/clk/qcom/gpucc-sa8775p.c @@ -0,0 +1,625 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2021-2022, Qualcomm Innovation Center, Inc. All rights re= served. + * Copyright (c) 2023, Linaro Limited + */ + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include "clk-alpha-pll.h" +#include "clk-branch.h" +#include "clk-rcg.h" +#include "clk-regmap.h" +#include "clk-regmap-divider.h" +#include "common.h" +#include "reset.h" +#include "gdsc.h" + +/* Need to match the order of clocks in DT binding */ +enum { + DT_BI_TCXO, + DT_GCC_GPU_GPLL0_CLK_SRC, + DT_GCC_GPU_GPLL0_DIV_CLK_SRC, +}; + +enum { + P_BI_TCXO, + P_GPLL0_OUT_MAIN, + P_GPLL0_OUT_MAIN_DIV, + P_GPU_CC_PLL0_OUT_MAIN, + P_GPU_CC_PLL1_OUT_MAIN, +}; + +static const struct clk_parent_data parent_data_tcxo =3D { .index =3D DT_B= I_TCXO }; + +static const struct pll_vco lucid_evo_vco[] =3D { + { 249600000, 2020000000, 0 }, +}; + +/* 810MHz configuration */ +static struct alpha_pll_config gpu_cc_pll0_config =3D { + .l =3D 0x2a, + .alpha =3D 0x3000, + .config_ctl_val =3D 0x20485699, + .config_ctl_hi_val =3D 0x00182261, + .config_ctl_hi1_val =3D 0x32aa299c, + .user_ctl_val =3D 0x00000001, + .user_ctl_hi_val =3D 0x00400805, +}; + +static struct clk_alpha_pll gpu_cc_pll0 =3D { + .offset =3D 0x0, + .vco_table =3D lucid_evo_vco, + .num_vco =3D ARRAY_SIZE(lucid_evo_vco), + .regs =3D clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_EVO], + .clkr =3D { + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_pll0", + .parent_data =3D &parent_data_tcxo, + .num_parents =3D 1, + .ops =3D &clk_alpha_pll_lucid_evo_ops, + }, + }, +}; + +/* 1000MHz configuration */ +static struct alpha_pll_config gpu_cc_pll1_config =3D { + .l =3D 0x34, + .alpha =3D 0x1555, + .config_ctl_val =3D 0x20485699, + .config_ctl_hi_val =3D 0x00182261, + .config_ctl_hi1_val =3D 0x32aa299c, + .user_ctl_val =3D 0x00000001, + .user_ctl_hi_val =3D 0x00400805, +}; + +static struct clk_alpha_pll gpu_cc_pll1 =3D { + .offset =3D 0x1000, + .vco_table =3D lucid_evo_vco, + .num_vco =3D ARRAY_SIZE(lucid_evo_vco), + .regs =3D clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_LUCID_EVO], + .clkr =3D { + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_pll1", + .parent_data =3D &parent_data_tcxo, + .num_parents =3D 1, + .ops =3D &clk_alpha_pll_lucid_evo_ops, + }, + }, +}; + +static const struct parent_map gpu_cc_parent_map_0[] =3D { + { P_BI_TCXO, 0 }, + { P_GPLL0_OUT_MAIN, 5 }, + { P_GPLL0_OUT_MAIN_DIV, 6 }, +}; + +static const struct clk_parent_data gpu_cc_parent_data_0[] =3D { + { .index =3D DT_BI_TCXO }, + { .index =3D DT_GCC_GPU_GPLL0_CLK_SRC }, + { .index =3D DT_GCC_GPU_GPLL0_DIV_CLK_SRC }, +}; + +static const struct parent_map gpu_cc_parent_map_1[] =3D { + { P_BI_TCXO, 0 }, + { P_GPU_CC_PLL0_OUT_MAIN, 1 }, + { P_GPU_CC_PLL1_OUT_MAIN, 3 }, + { P_GPLL0_OUT_MAIN, 5 }, + { P_GPLL0_OUT_MAIN_DIV, 6 }, +}; + +static const struct clk_parent_data gpu_cc_parent_data_1[] =3D { + { .index =3D DT_BI_TCXO }, + { .hw =3D &gpu_cc_pll0.clkr.hw }, + { .hw =3D &gpu_cc_pll1.clkr.hw }, + { .index =3D DT_GCC_GPU_GPLL0_CLK_SRC }, + { .index =3D DT_GCC_GPU_GPLL0_DIV_CLK_SRC }, +}; + +static const struct parent_map gpu_cc_parent_map_2[] =3D { + { P_BI_TCXO, 0 }, + { P_GPU_CC_PLL1_OUT_MAIN, 3 }, + { P_GPLL0_OUT_MAIN, 5 }, + { P_GPLL0_OUT_MAIN_DIV, 6 }, +}; + +static const struct clk_parent_data gpu_cc_parent_data_2[] =3D { + { .index =3D DT_BI_TCXO }, + { .hw =3D &gpu_cc_pll1.clkr.hw }, + { .index =3D DT_GCC_GPU_GPLL0_CLK_SRC }, + { .index =3D DT_GCC_GPU_GPLL0_DIV_CLK_SRC }, +}; + +static const struct parent_map gpu_cc_parent_map_3[] =3D { + { P_BI_TCXO, 0 }, +}; + +static const struct clk_parent_data gpu_cc_parent_data_3[] =3D { + { .index =3D DT_BI_TCXO }, +}; + +static const struct freq_tbl ftbl_gpu_cc_ff_clk_src[] =3D { + F(200000000, P_GPLL0_OUT_MAIN, 3, 0, 0), + { } +}; + +static struct clk_rcg2 gpu_cc_ff_clk_src =3D { + .cmd_rcgr =3D 0x9474, + .mnd_width =3D 0, + .hid_width =3D 5, + .parent_map =3D gpu_cc_parent_map_0, + .freq_tbl =3D ftbl_gpu_cc_ff_clk_src, + .clkr.hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_ff_clk_src", + .parent_data =3D gpu_cc_parent_data_0, + .num_parents =3D ARRAY_SIZE(gpu_cc_parent_data_0), + .ops =3D &clk_rcg2_ops, + }, +}; + +static const struct freq_tbl ftbl_gpu_cc_gmu_clk_src[] =3D { + F(500000000, P_GPU_CC_PLL1_OUT_MAIN, 2, 0, 0), + { } +}; + +static struct clk_rcg2 gpu_cc_gmu_clk_src =3D { + .cmd_rcgr =3D 0x9318, + .mnd_width =3D 0, + .hid_width =3D 5, + .parent_map =3D gpu_cc_parent_map_1, + .freq_tbl =3D ftbl_gpu_cc_gmu_clk_src, + .clkr.hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_gmu_clk_src", + .parent_data =3D gpu_cc_parent_data_1, + .num_parents =3D ARRAY_SIZE(gpu_cc_parent_data_1), + .flags =3D CLK_SET_RATE_PARENT, + .ops =3D &clk_rcg2_ops, + }, +}; + +static const struct freq_tbl ftbl_gpu_cc_hub_clk_src[] =3D { + F(240000000, P_GPLL0_OUT_MAIN, 2.5, 0, 0), + { } +}; + +static struct clk_rcg2 gpu_cc_hub_clk_src =3D { + .cmd_rcgr =3D 0x93ec, + .mnd_width =3D 0, + .hid_width =3D 5, + .parent_map =3D gpu_cc_parent_map_2, + .freq_tbl =3D ftbl_gpu_cc_hub_clk_src, + .clkr.hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_hub_clk_src", + .parent_data =3D gpu_cc_parent_data_2, + .num_parents =3D ARRAY_SIZE(gpu_cc_parent_data_2), + .ops =3D &clk_rcg2_ops, + }, +}; + +static const struct freq_tbl ftbl_gpu_cc_xo_clk_src[] =3D { + F(19200000, P_BI_TCXO, 1, 0, 0), + { } +}; + +static struct clk_rcg2 gpu_cc_xo_clk_src =3D { + .cmd_rcgr =3D 0x9010, + .mnd_width =3D 0, + .hid_width =3D 5, + .parent_map =3D gpu_cc_parent_map_3, + .freq_tbl =3D ftbl_gpu_cc_xo_clk_src, + .clkr.hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_xo_clk_src", + .parent_data =3D gpu_cc_parent_data_3, + .num_parents =3D ARRAY_SIZE(gpu_cc_parent_data_3), + .ops =3D &clk_rcg2_ops, + }, +}; + +static struct clk_regmap_div gpu_cc_demet_div_clk_src =3D { + .reg =3D 0x9054, + .shift =3D 0, + .width =3D 4, + .clkr.hw.init =3D &(const struct clk_init_data) { + .name =3D "gpu_cc_demet_div_clk_src", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_xo_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT, + .ops =3D &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_regmap_div gpu_cc_hub_ahb_div_clk_src =3D { + .reg =3D 0x9430, + .shift =3D 0, + .width =3D 4, + .clkr.hw.init =3D &(const struct clk_init_data) { + .name =3D "gpu_cc_hub_ahb_div_clk_src", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_hub_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT, + .ops =3D &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_regmap_div gpu_cc_hub_cx_int_div_clk_src =3D { + .reg =3D 0x942c, + .shift =3D 0, + .width =3D 4, + .clkr.hw.init =3D &(const struct clk_init_data) { + .name =3D "gpu_cc_hub_cx_int_div_clk_src", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_hub_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT, + .ops =3D &clk_regmap_div_ro_ops, + }, +}; + +static struct clk_branch gpu_cc_ahb_clk =3D { + .halt_reg =3D 0x911c, + .halt_check =3D BRANCH_HALT_DELAY, + .clkr =3D { + .enable_reg =3D 0x911c, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_ahb_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_hub_ahb_div_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_cb_clk =3D { + .halt_reg =3D 0x93a4, + .halt_check =3D BRANCH_HALT, + .clkr =3D { + .enable_reg =3D 0x93a4, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_cb_clk", + .flags =3D CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_crc_ahb_clk =3D { + .halt_reg =3D 0x9120, + .halt_check =3D BRANCH_HALT_VOTED, + .clkr =3D { + .enable_reg =3D 0x9120, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_crc_ahb_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_hub_ahb_div_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_cx_ff_clk =3D { + .halt_reg =3D 0x914c, + .halt_check =3D BRANCH_HALT, + .clkr =3D { + .enable_reg =3D 0x914c, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_cx_ff_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_ff_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_cx_gmu_clk =3D { + .halt_reg =3D 0x913c, + .halt_check =3D BRANCH_HALT, + .clkr =3D { + .enable_reg =3D 0x913c, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_cx_gmu_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_gmu_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_aon_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_cx_snoc_dvm_clk =3D { + .halt_reg =3D 0x9130, + .halt_check =3D BRANCH_HALT_VOTED, + .clkr =3D { + .enable_reg =3D 0x9130, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_cx_snoc_dvm_clk", + .flags =3D CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_cxo_aon_clk =3D { + .halt_reg =3D 0x9004, + .halt_check =3D BRANCH_HALT_VOTED, + .clkr =3D { + .enable_reg =3D 0x9004, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_cxo_aon_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_xo_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_cxo_clk =3D { + .halt_reg =3D 0x9144, + .halt_check =3D BRANCH_HALT, + .clkr =3D { + .enable_reg =3D 0x9144, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_cxo_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_xo_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_demet_clk =3D { + .halt_reg =3D 0x900c, + .halt_check =3D BRANCH_HALT, + .clkr =3D { + .enable_reg =3D 0x900c, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_demet_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_demet_div_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_aon_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_hlos1_vote_gpu_smmu_clk =3D { + .halt_reg =3D 0x7000, + .halt_check =3D BRANCH_HALT_VOTED, + .clkr =3D { + .enable_reg =3D 0x7000, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_hlos1_vote_gpu_smmu_clk", + .flags =3D CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_hub_aon_clk =3D { + .halt_reg =3D 0x93e8, + .halt_check =3D BRANCH_HALT, + .clkr =3D { + .enable_reg =3D 0x93e8, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_hub_aon_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_hub_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_aon_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_hub_cx_int_clk =3D { + .halt_reg =3D 0x9148, + .halt_check =3D BRANCH_HALT, + .clkr =3D { + .enable_reg =3D 0x9148, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_hub_cx_int_clk", + .parent_hws =3D (const struct clk_hw*[]){ + &gpu_cc_hub_cx_int_div_clk_src.clkr.hw, + }, + .num_parents =3D 1, + .flags =3D CLK_SET_RATE_PARENT | CLK_IS_CRITICAL, + .ops =3D &clk_branch2_aon_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_memnoc_gfx_clk =3D { + .halt_reg =3D 0x9150, + .halt_check =3D BRANCH_HALT, + .clkr =3D { + .enable_reg =3D 0x9150, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_memnoc_gfx_clk", + .flags =3D CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_branch gpu_cc_sleep_clk =3D { + .halt_reg =3D 0x9134, + .halt_check =3D BRANCH_HALT_VOTED, + .clkr =3D { + .enable_reg =3D 0x9134, + .enable_mask =3D BIT(0), + .hw.init =3D &(const struct clk_init_data){ + .name =3D "gpu_cc_sleep_clk", + .flags =3D CLK_IS_CRITICAL, + .ops =3D &clk_branch2_ops, + }, + }, +}; + +static struct clk_regmap *gpu_cc_sa8775p_clocks[] =3D { + [GPU_CC_AHB_CLK] =3D &gpu_cc_ahb_clk.clkr, + [GPU_CC_CB_CLK] =3D &gpu_cc_cb_clk.clkr, + [GPU_CC_CRC_AHB_CLK] =3D &gpu_cc_crc_ahb_clk.clkr, + [GPU_CC_CX_FF_CLK] =3D &gpu_cc_cx_ff_clk.clkr, + [GPU_CC_CX_GMU_CLK] =3D &gpu_cc_cx_gmu_clk.clkr, + [GPU_CC_CX_SNOC_DVM_CLK] =3D &gpu_cc_cx_snoc_dvm_clk.clkr, + [GPU_CC_CXO_AON_CLK] =3D &gpu_cc_cxo_aon_clk.clkr, + [GPU_CC_CXO_CLK] =3D &gpu_cc_cxo_clk.clkr, + [GPU_CC_DEMET_CLK] =3D &gpu_cc_demet_clk.clkr, + [GPU_CC_DEMET_DIV_CLK_SRC] =3D &gpu_cc_demet_div_clk_src.clkr, + [GPU_CC_FF_CLK_SRC] =3D &gpu_cc_ff_clk_src.clkr, + [GPU_CC_GMU_CLK_SRC] =3D &gpu_cc_gmu_clk_src.clkr, + [GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK] =3D &gpu_cc_hlos1_vote_gpu_smmu_clk.clkr, + [GPU_CC_HUB_AHB_DIV_CLK_SRC] =3D &gpu_cc_hub_ahb_div_clk_src.clkr, + [GPU_CC_HUB_AON_CLK] =3D &gpu_cc_hub_aon_clk.clkr, + [GPU_CC_HUB_CLK_SRC] =3D &gpu_cc_hub_clk_src.clkr, + [GPU_CC_HUB_CX_INT_CLK] =3D &gpu_cc_hub_cx_int_clk.clkr, + [GPU_CC_HUB_CX_INT_DIV_CLK_SRC] =3D &gpu_cc_hub_cx_int_div_clk_src.clkr, + [GPU_CC_MEMNOC_GFX_CLK] =3D &gpu_cc_memnoc_gfx_clk.clkr, + [GPU_CC_PLL0] =3D &gpu_cc_pll0.clkr, + [GPU_CC_PLL1] =3D &gpu_cc_pll1.clkr, + [GPU_CC_SLEEP_CLK] =3D &gpu_cc_sleep_clk.clkr, + [GPU_CC_XO_CLK_SRC] =3D &gpu_cc_xo_clk_src.clkr, +}; + +static struct gdsc cx_gdsc =3D { + .gdscr =3D 0x9108, + .gds_hw_ctrl =3D 0x953c, + .pd =3D { + .name =3D "cx_gdsc", + }, + .pwrsts =3D PWRSTS_OFF_ON, + .flags =3D VOTABLE | RETAIN_FF_ENABLE | ALWAYS_ON, +}; + +static struct gdsc gx_gdsc =3D { + .gdscr =3D 0x905c, + .pd =3D { + .name =3D "gx_gdsc", + .power_on =3D gdsc_gx_do_nothing_enable, + }, + .pwrsts =3D PWRSTS_OFF_ON, + .flags =3D AON_RESET | RETAIN_FF_ENABLE, +}; + +static struct gdsc *gpu_cc_sa8775p_gdscs[] =3D { + [GPU_CC_CX_GDSC] =3D &cx_gdsc, + [GPU_CC_GX_GDSC] =3D &gx_gdsc, +}; + +static const struct qcom_reset_map gpu_cc_sa8775p_resets[] =3D { + [GPUCC_GPU_CC_ACD_BCR] =3D { 0x9358 }, + [GPUCC_GPU_CC_CB_BCR] =3D { 0x93a0 }, + [GPUCC_GPU_CC_CX_BCR] =3D { 0x9104 }, + [GPUCC_GPU_CC_FAST_HUB_BCR] =3D { 0x93e4 }, + [GPUCC_GPU_CC_FF_BCR] =3D { 0x9470 }, + [GPUCC_GPU_CC_GFX3D_AON_BCR] =3D { 0x9198 }, + [GPUCC_GPU_CC_GMU_BCR] =3D { 0x9314 }, + [GPUCC_GPU_CC_GX_BCR] =3D { 0x9058 }, + [GPUCC_GPU_CC_XO_BCR] =3D { 0x9000 }, +}; + +static const struct regmap_config gpu_cc_sa8775p_regmap_config =3D { + .reg_bits =3D 32, + .reg_stride =3D 4, + .val_bits =3D 32, + .max_register =3D 0x9988, + .fast_io =3D true, +}; + +static const struct qcom_cc_desc gpu_cc_sa8775p_desc =3D { + .config =3D &gpu_cc_sa8775p_regmap_config, + .clks =3D gpu_cc_sa8775p_clocks, + .num_clks =3D ARRAY_SIZE(gpu_cc_sa8775p_clocks), + .resets =3D gpu_cc_sa8775p_resets, + .num_resets =3D ARRAY_SIZE(gpu_cc_sa8775p_resets), + .gdscs =3D gpu_cc_sa8775p_gdscs, + .num_gdscs =3D ARRAY_SIZE(gpu_cc_sa8775p_gdscs), +}; + +static const struct of_device_id gpu_cc_sa8775p_match_table[] =3D { + { .compatible =3D "qcom,sa8775p-gpucc" }, + { } +}; +MODULE_DEVICE_TABLE(of, gpu_cc_sa8775p_match_table); + +static int gpu_cc_sa8775p_probe(struct platform_device *pdev) +{ + struct regmap *regmap; + + regmap =3D qcom_cc_map(pdev, &gpu_cc_sa8775p_desc); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + clk_lucid_evo_pll_configure(&gpu_cc_pll0, regmap, &gpu_cc_pll0_config); + clk_lucid_evo_pll_configure(&gpu_cc_pll1, regmap, &gpu_cc_pll1_config); + + return qcom_cc_really_probe(pdev, &gpu_cc_sa8775p_desc, regmap); +} + +static struct platform_driver gpu_cc_sa8775p_driver =3D { + .probe =3D gpu_cc_sa8775p_probe, + .driver =3D { + .name =3D "gpu_cc-sa8775p", + .of_match_table =3D gpu_cc_sa8775p_match_table, + }, +}; + +static int __init gpu_cc_sa8775p_init(void) +{ + return platform_driver_register(&gpu_cc_sa8775p_driver); +} +subsys_initcall(gpu_cc_sa8775p_init); + +static void __exit gpu_cc_sa8775p_exit(void) +{ + platform_driver_unregister(&gpu_cc_sa8775p_driver); +} +module_exit(gpu_cc_sa8775p_exit); + +MODULE_DESCRIPTION("SA8775P GPUCC driver"); +MODULE_LICENSE("GPL"); --=20 2.37.2