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| // SPDX-License-Identifier: GPL-2.0-only
| /*
| * Copyright (c) 2017 MediaTek Inc.
| * Author: Kevin Chen <kevin-cw.chen@mediatek.com>
| */
|
| #include <linux/clk-provider.h>
| #include <linux/platform_device.h>
| #include <dt-bindings/clock/mt6797-clk.h>
|
| #include "clk-mtk.h"
| #include "clk-gate.h"
|
| static const struct mtk_gate_regs mm0_cg_regs = {
| .set_ofs = 0x0104,
| .clr_ofs = 0x0108,
| .sta_ofs = 0x0100,
| };
|
| static const struct mtk_gate_regs mm1_cg_regs = {
| .set_ofs = 0x0114,
| .clr_ofs = 0x0118,
| .sta_ofs = 0x0110,
| };
|
| #define GATE_MM0(_id, _name, _parent, _shift) { \
| .id = _id, \
| .name = _name, \
| .parent_name = _parent, \
| .regs = &mm0_cg_regs, \
| .shift = _shift, \
| .ops = &mtk_clk_gate_ops_setclr, \
| }
|
| #define GATE_MM1(_id, _name, _parent, _shift) { \
| .id = _id, \
| .name = _name, \
| .parent_name = _parent, \
| .regs = &mm1_cg_regs, \
| .shift = _shift, \
| .ops = &mtk_clk_gate_ops_setclr, \
| }
|
| static const struct mtk_gate mm_clks[] = {
| GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common", "mm_sel", 0),
| GATE_MM0(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 1),
| GATE_MM0(CLK_MM_SMI_LARB5, "mm_smi_larb5", "mm_sel", 2),
| GATE_MM0(CLK_MM_CAM_MDP, "mm_cam_mdp", "mm_sel", 3),
| GATE_MM0(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_sel", 4),
| GATE_MM0(CLK_MM_MDP_RDMA1, "mm_mdp_rdma1", "mm_sel", 5),
| GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_sel", 6),
| GATE_MM0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_sel", 7),
| GATE_MM0(CLK_MM_MDP_RSZ2, "mm_mdp_rsz2", "mm_sel", 8),
| GATE_MM0(CLK_MM_MDP_TDSHP, "mm_mdp_tdshp", "mm_sel", 9),
| GATE_MM0(CLK_MM_MDP_COLOR, "mm_mdp_color", "mm_sel", 10),
| GATE_MM0(CLK_MM_MDP_WDMA, "mm_mdp_wdma", "mm_sel", 11),
| GATE_MM0(CLK_MM_MDP_WROT0, "mm_mdp_wrot0", "mm_sel", 12),
| GATE_MM0(CLK_MM_MDP_WROT1, "mm_mdp_wrot1", "mm_sel", 13),
| GATE_MM0(CLK_MM_FAKE_ENG, "mm_fake_eng", "mm_sel", 14),
| GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "mm_sel", 15),
| GATE_MM0(CLK_MM_DISP_OVL1, "mm_disp_ovl1", "mm_sel", 16),
| GATE_MM0(CLK_MM_DISP_OVL0_2L, "mm_disp_ovl0_2l", "mm_sel", 17),
| GATE_MM0(CLK_MM_DISP_OVL1_2L, "mm_disp_ovl1_2l", "mm_sel", 18),
| GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_sel", 19),
| GATE_MM0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1", "mm_sel", 20),
| GATE_MM0(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "mm_sel", 21),
| GATE_MM0(CLK_MM_DISP_WDMA1, "mm_disp_wdma1", "mm_sel", 22),
| GATE_MM0(CLK_MM_DISP_COLOR, "mm_disp_color", "mm_sel", 23),
| GATE_MM0(CLK_MM_DISP_CCORR, "mm_disp_ccorr", "mm_sel", 24),
| GATE_MM0(CLK_MM_DISP_AAL, "mm_disp_aal", "mm_sel", 25),
| GATE_MM0(CLK_MM_DISP_GAMMA, "mm_disp_gamma", "mm_sel", 26),
| GATE_MM0(CLK_MM_DISP_OD, "mm_disp_od", "mm_sel", 27),
| GATE_MM0(CLK_MM_DISP_DITHER, "mm_disp_dither", "mm_sel", 28),
| GATE_MM0(CLK_MM_DISP_UFOE, "mm_disp_ufoe", "mm_sel", 29),
| GATE_MM0(CLK_MM_DISP_DSC, "mm_disp_dsc", "mm_sel", 30),
| GATE_MM0(CLK_MM_DISP_SPLIT, "mm_disp_split", "mm_sel", 31),
| GATE_MM1(CLK_MM_DSI0_MM_CLOCK, "mm_dsi0_mm_clock", "mm_sel", 0),
| GATE_MM1(CLK_MM_DSI1_MM_CLOCK, "mm_dsi1_mm_clock", "mm_sel", 2),
| GATE_MM1(CLK_MM_DPI_MM_CLOCK, "mm_dpi_mm_clock", "mm_sel", 4),
| GATE_MM1(CLK_MM_DPI_INTERFACE_CLOCK, "mm_dpi_interface_clock",
| "dpi0_sel", 5),
| GATE_MM1(CLK_MM_LARB4_AXI_ASIF_MM_CLOCK, "mm_larb4_axi_asif_mm_clock",
| "mm_sel", 6),
| GATE_MM1(CLK_MM_LARB4_AXI_ASIF_MJC_CLOCK, "mm_larb4_axi_asif_mjc_clock",
| "mjc_sel", 7),
| GATE_MM1(CLK_MM_DISP_OVL0_MOUT_CLOCK, "mm_disp_ovl0_mout_clock",
| "mm_sel", 8),
| GATE_MM1(CLK_MM_FAKE_ENG2, "mm_fake_eng2", "mm_sel", 9),
| GATE_MM1(CLK_MM_DSI0_INTERFACE_CLOCK, "mm_dsi0_interface_clock",
| "clk26m", 1),
| GATE_MM1(CLK_MM_DSI1_INTERFACE_CLOCK, "mm_dsi1_interface_clock",
| "clk26m", 3),
| };
|
| static int clk_mt6797_mm_probe(struct platform_device *pdev)
| {
| struct device *dev = &pdev->dev;
| struct device_node *node = dev->parent->of_node;
| struct clk_onecell_data *clk_data;
| int r;
|
| clk_data = mtk_alloc_clk_data(CLK_MM_NR);
|
| mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_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 struct platform_driver clk_mt6797_mm_drv = {
| .probe = clk_mt6797_mm_probe,
| .driver = {
| .name = "clk-mt6797-mm",
| },
| };
|
| builtin_platform_driver(clk_mt6797_mm_drv);
|
|
