480 lines
12 KiB
C
480 lines
12 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#include <linux/clk-provider.h>
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#include <linux/of_device.h>
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#include <linux/platform_device.h>
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#include "clk-mtk.h"
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#include "clk-gate.h"
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#include <dt-bindings/clock/mt6877-clk.h>
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#define MT_CCF_BRINGUP 1
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/* Regular Number Definition */
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#define INV_OFS -1
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#define INV_BIT -1
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/* get spm power status struct to register inside clk_data */
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static struct pwr_status apu0_pwr_stat = GATE_PWR_STAT(0x178,
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0x178, INV_OFS, BIT(5), BIT(5));
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static const struct mtk_gate_regs apu0_cg_regs = {
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.set_ofs = 0x104,
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.clr_ofs = 0x108,
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.sta_ofs = 0x100,
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};
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#define GATE_APU0(_id, _name, _parent, _shift) { \
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.id = _id, \
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.name = _name, \
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.parent_name = _parent, \
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.regs = &apu0_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, \
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.pwr_stat = &apu0_pwr_stat, \
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}
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static const struct mtk_gate apu0_clks[] = {
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GATE_APU0(CLK_APU0_APU, "apu0_apu",
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"dsp1_ck"/* parent */, 0),
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GATE_APU0(CLK_APU0_AXI_M, "apu0_axi_m",
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"dsp1_ck"/* parent */, 1),
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GATE_APU0(CLK_APU0_JTAG, "apu0_jtag",
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"dsp1_ck"/* parent */, 2),
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};
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/* get spm power status struct to register inside clk_data */
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static struct pwr_status apu1_pwr_stat = GATE_PWR_STAT(0x178,
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0x178, INV_OFS, BIT(5), BIT(5));
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static const struct mtk_gate_regs apu1_cg_regs = {
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.set_ofs = 0x104,
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.clr_ofs = 0x108,
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.sta_ofs = 0x100,
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};
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#define GATE_APU1(_id, _name, _parent, _shift) { \
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.id = _id, \
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.name = _name, \
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.parent_name = _parent, \
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.regs = &apu1_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, \
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.pwr_stat = &apu1_pwr_stat, \
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}
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static const struct mtk_gate apu1_clks[] = {
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GATE_APU1(CLK_APU1_APU, "apu1_apu",
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"dsp2_ck"/* parent */, 0),
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GATE_APU1(CLK_APU1_AXI_M, "apu1_axi_m",
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"dsp2_ck"/* parent */, 1),
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GATE_APU1(CLK_APU1_JTAG, "apu1_jtag",
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"dsp2_ck"/* parent */, 2),
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};
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/* get spm power status struct to register inside clk_data */
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static struct pwr_status apuv_pwr_stat = GATE_PWR_STAT(0x178,
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0x178, INV_OFS, BIT(5), BIT(5));
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static const struct mtk_gate_regs apuv_cg_regs = {
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.set_ofs = 0x4,
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.clr_ofs = 0x8,
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.sta_ofs = 0x0,
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};
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#define GATE_APUV(_id, _name, _parent, _shift) { \
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.id = _id, \
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.name = _name, \
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.parent_name = _parent, \
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.regs = &apuv_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, \
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.pwr_stat = &apuv_pwr_stat, \
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}
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static const struct mtk_gate apuv_clks[] = {
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GATE_APUV(CLK_APUV_AHB, "apuv_ahb",
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"clk_null"/* parent */, 0),
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GATE_APUV(CLK_APUV_AXI, "apuv_axi",
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"clk_null"/* parent */, 1),
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GATE_APUV(CLK_APUV_ADL, "apuv_adl",
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"clk_null"/* parent */, 2),
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GATE_APUV(CLK_APUV_QOS, "apuv_qos",
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"clk_null"/* parent */, 3),
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};
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/* get spm power status struct to register inside clk_data */
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static struct pwr_status apu_conn1_pwr_stat = GATE_PWR_STAT(0x178,
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0x178, INV_OFS, BIT(5), BIT(5));
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static const struct mtk_gate_regs apu_conn1_cg_regs = {
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.set_ofs = 0x4,
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.clr_ofs = 0x8,
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.sta_ofs = 0x0,
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};
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#define GATE_APU_CONN1(_id, _name, _parent, _shift) { \
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.id = _id, \
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.name = _name, \
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.parent_name = _parent, \
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.regs = &apu_conn1_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, \
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.pwr_stat = &apu_conn1_pwr_stat, \
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}
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static const struct mtk_gate apu_conn1_clks[] = {
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GATE_APU_CONN1(CLK_APU_CONN1_AXI, "apu_conn1_axi",
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"dsp_ck"/* parent */, 0),
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GATE_APU_CONN1(CLK_APU_CONN1_EDMA_0, "apu_conn1_edma_0",
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"dsp_ck"/* parent */, 1),
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GATE_APU_CONN1(CLK_APU_CONN1_EDMA_1, "apu_conn1_edma_1",
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"dsp_ck"/* parent */, 2),
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GATE_APU_CONN1(CLK_APU_CONN1_IOMMU_0, "apu_conn1_iommu_0",
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"dsp7_ck"/* parent */, 4),
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GATE_APU_CONN1(CLK_APU_CONN1_IOMMU_1, "apu_conn1_iommu_1",
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"dsp_ck"/* parent */, 5),
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};
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/* get spm power status struct to register inside clk_data */
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static struct pwr_status apu_conn2_pwr_stat = GATE_PWR_STAT(0x178,
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0x178, INV_OFS, BIT(5), BIT(5));
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static const struct mtk_gate_regs apu_conn2_cg_regs = {
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.set_ofs = 0x4,
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.clr_ofs = 0x8,
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.sta_ofs = 0x0,
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};
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#define GATE_APU_CONN2(_id, _name, _parent, _shift) { \
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.id = _id, \
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.name = _name, \
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.parent_name = _parent, \
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.regs = &apu_conn2_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, \
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.pwr_stat = &apu_conn2_pwr_stat, \
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}
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static const struct mtk_gate apu_conn2_clks[] = {
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GATE_APU_CONN2(CLK_APU_CONN2_AHB, "apu_conn2_ahb",
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"dsp_ck"/* parent */, 1),
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GATE_APU_CONN2(CLK_APU_CONN2_AXI, "apu_conn2_axi",
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"dsp_ck"/* parent */, 2),
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GATE_APU_CONN2(CLK_APU_CONN2_ISP, "apu_conn2_isp",
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"dsp_ck"/* parent */, 3),
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GATE_APU_CONN2(CLK_APU_CONN2_CAM_ADL, "apu_conn2_cam_adl",
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"dsp_ck"/* parent */, 4),
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GATE_APU_CONN2(CLK_APU_CONN2_IMG_ADL, "apu_conn2_img_adl",
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"dsp_ck"/* parent */, 5),
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GATE_APU_CONN2(CLK_APU_CONN2_EMI_26M, "apu_conn2_emi_26m",
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"dsp_ck"/* parent */, 6),
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GATE_APU_CONN2(CLK_APU_CONN2_VPU_UDI, "apu_conn2_vpu_udi",
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"dsp_ck"/* parent */, 7),
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GATE_APU_CONN2(CLK_APU_CONN2_EDMA_0, "apu_conn2_edma_0",
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"dsp_ck"/* parent */, 8),
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GATE_APU_CONN2(CLK_APU_CONN2_EDMA_1, "apu_conn2_edma_1",
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"dsp_ck"/* parent */, 9),
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GATE_APU_CONN2(CLK_APU_CONN2_EDMAL_0, "apu_conn2_edmal_0",
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"dsp_ck"/* parent */, 10),
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GATE_APU_CONN2(CLK_APU_CONN2_EDMAL_1, "apu_conn2_edmal_1",
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"dsp_ck"/* parent */, 11),
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GATE_APU_CONN2(CLK_APU_CONN2_MNOC, "apu_conn2_mnoc",
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"dsp_ck"/* parent */, 12),
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GATE_APU_CONN2(CLK_APU_CONN2_TCM, "apu_conn2_tcm",
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"dsp_ck"/* parent */, 13),
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GATE_APU_CONN2(CLK_APU_CONN2_MD32, "apu_conn2_md32",
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"dsp_ck"/* parent */, 14),
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GATE_APU_CONN2(CLK_APU_CONN2_IOMMU_0, "apu_conn2_iommu_0",
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"dsp7_ck"/* parent */, 15),
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GATE_APU_CONN2(CLK_APU_CONN2_IOMMU_1, "apu_conn2_iommu_1",
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"dsp7_ck"/* parent */, 16),
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GATE_APU_CONN2(CLK_APU_CONN2_MD32_32K, "apu_conn2_md32_32k",
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"dsp_ck"/* parent */, 17),
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GATE_APU_CONN2(CLK_APU_CONN2_CPE, "apu_conn2_cpe",
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"dsp_ck"/* parent */, 18),
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};
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/* get spm power status struct to register inside clk_data */
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static struct pwr_status apum0_pwr_stat = GATE_PWR_STAT(0x178,
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0x178, INV_OFS, BIT(5), BIT(5));
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static const struct mtk_gate_regs apum0_cg_regs = {
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.set_ofs = 0x4,
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.clr_ofs = 0x8,
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.sta_ofs = 0x0,
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};
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#define GATE_APUM0(_id, _name, _parent, _shift) { \
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.id = _id, \
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.name = _name, \
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.parent_name = _parent, \
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.regs = &apum0_cg_regs, \
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.shift = _shift, \
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.ops = &mtk_clk_gate_ops_setclr, \
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.pwr_stat = &apum0_pwr_stat, \
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}
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static const struct mtk_gate apum0_clks[] = {
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GATE_APUM0(CLK_APUM0_MDLA_CG0, "apum0_mdla_cg0",
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"dsp4_ck"/* parent */, 0),
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GATE_APUM0(CLK_APUM0_MDLA_CG1, "apum0_mdla_cg1",
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"dsp4_ck"/* parent */, 1),
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GATE_APUM0(CLK_APUM0_MDLA_CG2, "apum0_mdla_cg2",
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"dsp4_ck"/* parent */, 2),
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GATE_APUM0(CLK_APUM0_MDLA_CG3, "apum0_mdla_cg3",
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"dsp4_ck"/* parent */, 3),
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GATE_APUM0(CLK_APUM0_MDLA_CG4, "apum0_mdla_cg4",
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"dsp4_ck"/* parent */, 4),
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GATE_APUM0(CLK_APUM0_MDLA_CG5, "apum0_mdla_cg5",
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"dsp4_ck"/* parent */, 5),
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GATE_APUM0(CLK_APUM0_MDLA_CG6, "apum0_mdla_cg6",
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"dsp4_ck"/* parent */, 6),
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GATE_APUM0(CLK_APUM0_MDLA_CG7, "apum0_mdla_cg7",
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"dsp4_ck"/* parent */, 7),
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GATE_APUM0(CLK_APUM0_MDLA_CG8, "apum0_mdla_cg8",
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"dsp4_ck"/* parent */, 8),
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GATE_APUM0(CLK_APUM0_MDLA_CG9, "apum0_mdla_cg9",
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"dsp4_ck"/* parent */, 9),
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GATE_APUM0(CLK_APUM0_MDLA_CG10, "apum0_mdla_cg10",
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"dsp4_ck"/* parent */, 10),
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GATE_APUM0(CLK_APUM0_MDLA_CG11, "apum0_mdla_cg11",
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"dsp4_ck"/* parent */, 11),
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GATE_APUM0(CLK_APUM0_MDLA_CG12, "apum0_mdla_cg12",
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"dsp4_ck"/* parent */, 12),
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GATE_APUM0(CLK_APUM0_APB, "apum0_apb",
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"dsp4_ck"/* parent */, 19),
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GATE_APUM0(CLK_APUM0_AXI_M, "apum0_axi_m",
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"dsp4_ck"/* parent */, 20),
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};
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static int clk_mt6877_apu0_probe(struct platform_device *pdev)
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{
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struct clk_onecell_data *clk_data;
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int r;
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struct device_node *node = pdev->dev.of_node;
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#if MT_CCF_BRINGUP
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pr_notice("%s init begin\n", __func__);
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#endif
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clk_data = mtk_alloc_clk_data(CLK_APU0_NR_CLK);
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mtk_clk_register_gates(node, apu0_clks, ARRAY_SIZE(apu0_clks),
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clk_data);
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r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
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if (r)
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pr_err("%s(): could not register clock provider: %d\n",
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__func__, r);
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#if MT_CCF_BRINGUP
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pr_notice("%s init end\n", __func__);
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#endif
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return r;
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}
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static int clk_mt6877_apu1_probe(struct platform_device *pdev)
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{
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struct clk_onecell_data *clk_data;
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int r;
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struct device_node *node = pdev->dev.of_node;
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#if MT_CCF_BRINGUP
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pr_notice("%s init begin\n", __func__);
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#endif
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clk_data = mtk_alloc_clk_data(CLK_APU1_NR_CLK);
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mtk_clk_register_gates(node, apu1_clks, ARRAY_SIZE(apu1_clks),
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clk_data);
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r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
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if (r)
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pr_err("%s(): could not register clock provider: %d\n",
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__func__, r);
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#if MT_CCF_BRINGUP
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pr_notice("%s init end\n", __func__);
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#endif
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|
|
return r;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int clk_mt6877_apuv_probe(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
struct clk_onecell_data *clk_data;
|
||
|
|
int r;
|
||
|
|
struct device_node *node = pdev->dev.of_node;
|
||
|
|
|
||
|
|
#if MT_CCF_BRINGUP
|
||
|
|
pr_notice("%s init begin\n", __func__);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
clk_data = mtk_alloc_clk_data(CLK_APUV_NR_CLK);
|
||
|
|
|
||
|
|
mtk_clk_register_gates(node, apuv_clks, ARRAY_SIZE(apuv_clks),
|
||
|
|
clk_data);
|
||
|
|
|
||
|
|
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
|
||
|
|
|
||
|
|
if (r)
|
||
|
|
pr_err("%s(): could not register clock provider: %d\n",
|
||
|
|
__func__, r);
|
||
|
|
|
||
|
|
#if MT_CCF_BRINGUP
|
||
|
|
pr_notice("%s init end\n", __func__);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int clk_mt6877_apu_conn1_probe(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
struct clk_onecell_data *clk_data;
|
||
|
|
int r;
|
||
|
|
struct device_node *node = pdev->dev.of_node;
|
||
|
|
|
||
|
|
#if MT_CCF_BRINGUP
|
||
|
|
pr_notice("%s init begin\n", __func__);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
clk_data = mtk_alloc_clk_data(CLK_APU_CONN1_NR_CLK);
|
||
|
|
|
||
|
|
mtk_clk_register_gates(node, apu_conn1_clks, ARRAY_SIZE(apu_conn1_clks),
|
||
|
|
clk_data);
|
||
|
|
|
||
|
|
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
|
||
|
|
|
||
|
|
if (r)
|
||
|
|
pr_err("%s(): could not register clock provider: %d\n",
|
||
|
|
__func__, r);
|
||
|
|
|
||
|
|
#if MT_CCF_BRINGUP
|
||
|
|
pr_notice("%s init end\n", __func__);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int clk_mt6877_apu_conn2_probe(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
struct clk_onecell_data *clk_data;
|
||
|
|
int r;
|
||
|
|
struct device_node *node = pdev->dev.of_node;
|
||
|
|
|
||
|
|
#if MT_CCF_BRINGUP
|
||
|
|
pr_notice("%s init begin\n", __func__);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
clk_data = mtk_alloc_clk_data(CLK_APU_CONN2_NR_CLK);
|
||
|
|
|
||
|
|
mtk_clk_register_gates(node, apu_conn2_clks, ARRAY_SIZE(apu_conn2_clks),
|
||
|
|
clk_data);
|
||
|
|
|
||
|
|
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
|
||
|
|
|
||
|
|
if (r)
|
||
|
|
pr_err("%s(): could not register clock provider: %d\n",
|
||
|
|
__func__, r);
|
||
|
|
|
||
|
|
#if MT_CCF_BRINGUP
|
||
|
|
pr_notice("%s init end\n", __func__);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int clk_mt6877_apum0_probe(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
struct clk_onecell_data *clk_data;
|
||
|
|
int r;
|
||
|
|
struct device_node *node = pdev->dev.of_node;
|
||
|
|
|
||
|
|
#if MT_CCF_BRINGUP
|
||
|
|
pr_notice("%s init begin\n", __func__);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
clk_data = mtk_alloc_clk_data(CLK_APUM0_NR_CLK);
|
||
|
|
|
||
|
|
mtk_clk_register_gates(node, apum0_clks, ARRAY_SIZE(apum0_clks),
|
||
|
|
clk_data);
|
||
|
|
|
||
|
|
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
|
||
|
|
|
||
|
|
if (r)
|
||
|
|
pr_err("%s(): could not register clock provider: %d\n",
|
||
|
|
__func__, r);
|
||
|
|
|
||
|
|
#if MT_CCF_BRINGUP
|
||
|
|
pr_notice("%s init end\n", __func__);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return r;
|
||
|
|
}
|
||
|
|
|
||
|
|
static const struct of_device_id of_match_clk_mt6877_apu[] = {
|
||
|
|
{
|
||
|
|
.compatible = "mediatek,mt6877-apu0",
|
||
|
|
.data = clk_mt6877_apu0_probe,
|
||
|
|
}, {
|
||
|
|
.compatible = "mediatek,mt6877-apu1",
|
||
|
|
.data = clk_mt6877_apu1_probe,
|
||
|
|
}, {
|
||
|
|
.compatible = "mediatek,mt6877-apu_vcore",
|
||
|
|
.data = clk_mt6877_apuv_probe,
|
||
|
|
}, {
|
||
|
|
.compatible = "mediatek,mt6877-apu_conn1",
|
||
|
|
.data = clk_mt6877_apu_conn1_probe,
|
||
|
|
}, {
|
||
|
|
.compatible = "mediatek,mt6877-apu_conn2",
|
||
|
|
.data = clk_mt6877_apu_conn2_probe,
|
||
|
|
}, {
|
||
|
|
.compatible = "mediatek,mt6877-apu_mdla0",
|
||
|
|
.data = clk_mt6877_apum0_probe,
|
||
|
|
}, {
|
||
|
|
/* sentinel */
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
static int clk_mt6877_apu_probe(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
int (*clk_probe)(struct platform_device *pd);
|
||
|
|
int r;
|
||
|
|
|
||
|
|
clk_probe = of_device_get_match_data(&pdev->dev);
|
||
|
|
if (!clk_probe)
|
||
|
|
return -EINVAL;
|
||
|
|
|
||
|
|
r = clk_probe(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_mt6877_apu_drv = {
|
||
|
|
.probe = clk_mt6877_apu_probe,
|
||
|
|
.driver = {
|
||
|
|
.name = "clk-mt6877-apu",
|
||
|
|
.of_match_table = of_match_clk_mt6877_apu,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static int __init clk_mt6877_apu_init(void)
|
||
|
|
{
|
||
|
|
return platform_driver_register(&clk_mt6877_apu_drv);
|
||
|
|
}
|
||
|
|
arch_initcall(clk_mt6877_apu_init);
|
||
|
|
|