Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752029AbdLYI20 (ORCPT ); Mon, 25 Dec 2017 03:28:26 -0500 Received: from mailgw02.mediatek.com ([210.61.82.184]:57035 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1750869AbdLYI2V (ORCPT ); Mon, 25 Dec 2017 03:28:21 -0500 X-UUID: 68f6f90b9d4747cb8343375d9d651f25-20171225 From: Ryder Lee To: Stephen Boyd , Matthias Brugger CC: Sean Wang , , , , , Ryder Lee Subject: [PATCH 2/2] clk: mediatek: add audsys for MT2701 SoC Date: Mon, 25 Dec 2017 16:27:52 +0800 Message-ID: X-Mailer: git-send-email 1.9.1 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9077 Lines: 251 Add clock driver support for MT2701 audio subsystem. Signed-off-by: Ryder Lee --- drivers/clk/mediatek/Kconfig | 6 + drivers/clk/mediatek/Makefile | 1 + drivers/clk/mediatek/clk-mt2701-aud.c | 204 ++++++++++++++++++++++++++++++++++ 3 files changed, 211 insertions(+) create mode 100644 drivers/clk/mediatek/clk-mt2701-aud.c diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig index 59dc0aa..efb6f58 100644 --- a/drivers/clk/mediatek/Kconfig +++ b/drivers/clk/mediatek/Kconfig @@ -50,6 +50,12 @@ config COMMON_CLK_MT2701_BDPSYS ---help--- This driver supports Mediatek MT2701 bdpsys clocks. +config COMMON_CLK_MT2701_AUDSYS + bool "Clock driver for Mediatek MT2701 audsys" + depends on COMMON_CLK_MT2701 + ---help--- + This driver supports Mediatek MT2701 audsys clocks. + config COMMON_CLK_MT2712 bool "Clock driver for Mediatek MT2712" depends on (ARCH_MEDIATEK && ARM64) || COMPILE_TEST diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile index c421ffc..c4ab7d3 100644 --- a/drivers/clk/mediatek/Makefile +++ b/drivers/clk/mediatek/Makefile @@ -7,6 +7,7 @@ obj-$(CONFIG_COMMON_CLK_MT6797_MMSYS) += clk-mt6797-mm.o obj-$(CONFIG_COMMON_CLK_MT6797_VDECSYS) += clk-mt6797-vdec.o obj-$(CONFIG_COMMON_CLK_MT6797_VENCSYS) += clk-mt6797-venc.o obj-$(CONFIG_COMMON_CLK_MT2701) += clk-mt2701.o +obj-$(CONFIG_COMMON_CLK_MT2701_AUDSYS) += clk-mt2701-aud.o obj-$(CONFIG_COMMON_CLK_MT2701_BDPSYS) += clk-mt2701-bdp.o obj-$(CONFIG_COMMON_CLK_MT2701_ETHSYS) += clk-mt2701-eth.o obj-$(CONFIG_COMMON_CLK_MT2701_HIFSYS) += clk-mt2701-hif.o diff --git a/drivers/clk/mediatek/clk-mt2701-aud.c b/drivers/clk/mediatek/clk-mt2701-aud.c new file mode 100644 index 0000000..058738e --- /dev/null +++ b/drivers/clk/mediatek/clk-mt2701-aud.c @@ -0,0 +1,204 @@ +/* + * Copyright (c) 2017 MediaTek Inc. + * Author: Ryder Lee + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include +#include +#include + +#include "clk-mtk.h" +#include "clk-gate.h" + +#include + +#define GATE_AUDIO0(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &audio0_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr, \ + } + +#define GATE_AUDIO1(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &audio1_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr, \ + } + +#define GATE_AUDIO2(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &audio2_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr, \ + } + +#define GATE_AUDIO3(_id, _name, _parent, _shift) { \ + .id = _id, \ + .name = _name, \ + .parent_name = _parent, \ + .regs = &audio3_cg_regs, \ + .shift = _shift, \ + .ops = &mtk_clk_gate_ops_no_setclr, \ + } + +static const struct mtk_gate_regs audio0_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x0, + .sta_ofs = 0x0, +}; + +static const struct mtk_gate_regs audio1_cg_regs = { + .set_ofs = 0x10, + .clr_ofs = 0x10, + .sta_ofs = 0x10, +}; + +static const struct mtk_gate_regs audio2_cg_regs = { + .set_ofs = 0x14, + .clr_ofs = 0x14, + .sta_ofs = 0x14, +}; + +static const struct mtk_gate_regs audio3_cg_regs = { + .set_ofs = 0x634, + .clr_ofs = 0x634, + .sta_ofs = 0x634, +}; + +static const struct mtk_gate audio_clks[] = { + /* AUDIO0 */ + GATE_AUDIO0(CLK_AUD_AFE, "audio_afe", "aud_intbus_sel", 2), + GATE_AUDIO0(CLK_AUD_HDMI, "audio_hdmi", "audpll_sel", 20), + GATE_AUDIO0(CLK_AUD_SPDF, "audio_spdf", "audpll_sel", 21), + GATE_AUDIO0(CLK_AUD_SPDF2, "audio_spdf2", "audpll_sel", 22), + GATE_AUDIO0(CLK_AUD_APLL, "audio_apll", "audpll_sel", 23), + /* AUDIO1 */ + GATE_AUDIO1(CLK_AUD_I2SIN1, "audio_i2sin1", "aud_mux1_sel", 0), + GATE_AUDIO1(CLK_AUD_I2SIN2, "audio_i2sin2", "aud_mux1_sel", 1), + GATE_AUDIO1(CLK_AUD_I2SIN3, "audio_i2sin3", "aud_mux1_sel", 2), + GATE_AUDIO1(CLK_AUD_I2SIN4, "audio_i2sin4", "aud_mux1_sel", 3), + GATE_AUDIO1(CLK_AUD_I2SIN5, "audio_i2sin5", "aud_mux1_sel", 4), + GATE_AUDIO1(CLK_AUD_I2SIN6, "audio_i2sin6", "aud_mux1_sel", 5), + GATE_AUDIO1(CLK_AUD_I2SO1, "audio_i2so1", "aud_mux1_sel", 6), + GATE_AUDIO1(CLK_AUD_I2SO2, "audio_i2so2", "aud_mux1_sel", 7), + GATE_AUDIO1(CLK_AUD_I2SO3, "audio_i2so3", "aud_mux1_sel", 8), + GATE_AUDIO1(CLK_AUD_I2SO4, "audio_i2so4", "aud_mux1_sel", 9), + GATE_AUDIO1(CLK_AUD_I2SO5, "audio_i2so5", "aud_mux1_sel", 10), + GATE_AUDIO1(CLK_AUD_I2SO6, "audio_i2so6", "aud_mux1_sel", 11), + GATE_AUDIO1(CLK_AUD_ASRCI1, "audio_asrci1", "asm_h_sel", 12), + GATE_AUDIO1(CLK_AUD_ASRCI2, "audio_asrci2", "asm_h_sel", 13), + GATE_AUDIO1(CLK_AUD_ASRCO1, "audio_asrco1", "asm_h_sel", 14), + GATE_AUDIO1(CLK_AUD_ASRCO2, "audio_asrco2", "asm_h_sel", 15), + GATE_AUDIO1(CLK_AUD_INTDIR, "audio_intdir", "intdir_sel", 20), + GATE_AUDIO1(CLK_AUD_A1SYS, "audio_a1sys", "aud_mux1_sel", 21), + GATE_AUDIO1(CLK_AUD_A2SYS, "audio_a2sys", "aud_mux2_sel", 22), + GATE_AUDIO1(CLK_AUD_AFE_CONN, "audio_afe_conn", "aud_mux1_sel", 23), + GATE_AUDIO1(CLK_AUD_AFE_MRGIF, "audio_afe_mrgif", "aud_mux1_sel", 25), + /* AUDIO2 */ + GATE_AUDIO2(CLK_AUD_MMIF_UL1, "audio_ul1", "aud_mux1_sel", 0), + GATE_AUDIO2(CLK_AUD_MMIF_UL2, "audio_ul2", "aud_mux1_sel", 1), + GATE_AUDIO2(CLK_AUD_MMIF_UL3, "audio_ul3", "aud_mux1_sel", 2), + GATE_AUDIO2(CLK_AUD_MMIF_UL4, "audio_ul4", "aud_mux1_sel", 3), + GATE_AUDIO2(CLK_AUD_MMIF_UL5, "audio_ul5", "aud_mux1_sel", 4), + GATE_AUDIO2(CLK_AUD_MMIF_UL6, "audio_ul6", "aud_mux1_sel", 5), + GATE_AUDIO2(CLK_AUD_MMIF_DL1, "audio_dl1", "aud_mux1_sel", 6), + GATE_AUDIO2(CLK_AUD_MMIF_DL2, "audio_dl2", "aud_mux1_sel", 7), + GATE_AUDIO2(CLK_AUD_MMIF_DL3, "audio_dl3", "aud_mux1_sel", 8), + GATE_AUDIO2(CLK_AUD_MMIF_DL4, "audio_dl4", "aud_mux1_sel", 9), + GATE_AUDIO2(CLK_AUD_MMIF_DL5, "audio_dl5", "aud_mux1_sel", 10), + GATE_AUDIO2(CLK_AUD_MMIF_DL6, "audio_dl6", "aud_mux1_sel", 11), + GATE_AUDIO2(CLK_AUD_MMIF_DLMCH, "audio_dlmch", "aud_mux1_sel", 12), + GATE_AUDIO2(CLK_AUD_MMIF_ARB1, "audio_arb1", "aud_mux1_sel", 13), + GATE_AUDIO2(CLK_AUD_MMIF_AWB1, "audio_awb", "aud_mux1_sel", 14), + GATE_AUDIO2(CLK_AUD_MMIF_AWB2, "audio_awb2", "aud_mux1_sel", 15), + GATE_AUDIO2(CLK_AUD_MMIF_DAI, "audio_dai", "aud_mux1_sel", 16), + /* AUDIO3 */ + GATE_AUDIO3(CLK_AUD_ASRCI3, "audio_asrci3", "asm_h_sel", 2), + GATE_AUDIO3(CLK_AUD_ASRCI4, "audio_asrci4", "asm_h_sel", 3), + GATE_AUDIO3(CLK_AUD_ASRCI5, "audio_asrci5", "asm_h_sel", 4), + GATE_AUDIO3(CLK_AUD_ASRCI6, "audio_asrci6", "asm_h_sel", 5), + GATE_AUDIO3(CLK_AUD_ASRCO3, "audio_asrco3", "asm_h_sel", 6), + GATE_AUDIO3(CLK_AUD_ASRCO4, "audio_asrco4", "asm_h_sel", 7), + GATE_AUDIO3(CLK_AUD_ASRCO5, "audio_asrco5", "asm_h_sel", 8), + GATE_AUDIO3(CLK_AUD_ASRCO6, "audio_asrco6", "asm_h_sel", 9), + GATE_AUDIO3(CLK_AUD_MEM_ASRC1, "audio_mem_asrc1", "asm_h_sel", 10), + GATE_AUDIO3(CLK_AUD_MEM_ASRC2, "audio_mem_asrc2", "asm_h_sel", 11), + GATE_AUDIO3(CLK_AUD_MEM_ASRC3, "audio_mem_asrc3", "asm_h_sel", 12), + GATE_AUDIO3(CLK_AUD_MEM_ASRC4, "audio_mem_asrc4", "asm_h_sel", 13), + GATE_AUDIO3(CLK_AUD_MEM_ASRC5, "audio_mem_asrc5", "asm_h_sel", 14), +}; + +static int clk_mt2701_audiosys_init(struct platform_device *pdev) +{ + struct clk_onecell_data *clk_data; + struct device_node *node = pdev->dev.of_node; + int r; + + clk_data = mtk_alloc_clk_data(CLK_AUD_NR); + + mtk_clk_register_gates(node, audio_clks, ARRAY_SIZE(audio_clks), + clk_data); + + r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); + if (r) + dev_err(&pdev->dev, + "could not register clock provider: %s: %d\n", + pdev->name, r); + + return r; +} + +static const struct of_device_id of_match_clk_mt2701_aud[] = { + { + .compatible = "mediatek,mt2701-audsys", + .data = clk_mt2701_audiosys_init, + }, { + /* sentinel */ + } +}; + +static int clk_mt2701_aud_probe(struct platform_device *pdev) +{ + int (*clk_init)(struct platform_device *); + int r; + + clk_init = of_device_get_match_data(&pdev->dev); + if (!clk_init) + return -EINVAL; + + r = clk_init(pdev); + if (r) + dev_err(&pdev->dev, + "could not register clock provider: %s: %d\n", + pdev->name, r); + + return r; +} + +static struct platform_driver clk_mt2701_aud_drv = { + .probe = clk_mt2701_aud_probe, + .driver = { + .name = "clk-mt2701-aud", + .of_match_table = of_match_clk_mt2701_aud, + }, +}; + +builtin_platform_driver(clk_mt2701_aud_drv); -- 1.9.1