107 lines
4.0 KiB
C
107 lines
4.0 KiB
C
// SPDX-License-Identifier: GPL-2.0
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//
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// Copyright (c) 2018 MediaTek Inc.
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// Author: Weiyi Lu <weiyi.lu@mediatek.com>
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#include <linux/clk-provider.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/mt8183-clk.h>
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static const struct mtk_gate_regs mm0_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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static const struct mtk_gate_regs mm1_cg_regs = {
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.set_ofs = 0x114,
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.clr_ofs = 0x118,
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.sta_ofs = 0x110,
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};
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#define GATE_MM0(_id, _name, _parent, _shift) \
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GATE_MTK(_id, _name, _parent, &mm0_cg_regs, _shift, \
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&mtk_clk_gate_ops_setclr)
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#define GATE_MM1(_id, _name, _parent, _shift) \
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GATE_MTK(_id, _name, _parent, &mm1_cg_regs, _shift, \
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&mtk_clk_gate_ops_setclr)
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static const struct mtk_gate mm_clks[] = {
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/* MM0 */
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GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common", "mm_sel", 0),
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GATE_MM0(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 1),
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GATE_MM0(CLK_MM_SMI_LARB1, "mm_smi_larb1", "mm_sel", 2),
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GATE_MM0(CLK_MM_GALS_COMM0, "mm_gals_comm0", "mm_sel", 3),
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GATE_MM0(CLK_MM_GALS_COMM1, "mm_gals_comm1", "mm_sel", 4),
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GATE_MM0(CLK_MM_GALS_CCU2MM, "mm_gals_ccu2mm", "mm_sel", 5),
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GATE_MM0(CLK_MM_GALS_IPU12MM, "mm_gals_ipu12mm", "mm_sel", 6),
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GATE_MM0(CLK_MM_GALS_IMG2MM, "mm_gals_img2mm", "mm_sel", 7),
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GATE_MM0(CLK_MM_GALS_CAM2MM, "mm_gals_cam2mm", "mm_sel", 8),
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GATE_MM0(CLK_MM_GALS_IPU2MM, "mm_gals_ipu2mm", "mm_sel", 9),
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GATE_MM0(CLK_MM_MDP_DL_TXCK, "mm_mdp_dl_txck", "mm_sel", 10),
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GATE_MM0(CLK_MM_IPU_DL_TXCK, "mm_ipu_dl_txck", "mm_sel", 11),
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GATE_MM0(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_sel", 12),
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GATE_MM0(CLK_MM_MDP_RDMA1, "mm_mdp_rdma1", "mm_sel", 13),
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GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_sel", 14),
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GATE_MM0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_sel", 15),
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GATE_MM0(CLK_MM_MDP_TDSHP, "mm_mdp_tdshp", "mm_sel", 16),
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GATE_MM0(CLK_MM_MDP_WROT0, "mm_mdp_wrot0", "mm_sel", 17),
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GATE_MM0(CLK_MM_MDP_WDMA0, "mm_mdp_wdma0", "mm_sel", 18),
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GATE_MM0(CLK_MM_FAKE_ENG, "mm_fake_eng", "mm_sel", 19),
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GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "mm_sel", 20),
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GATE_MM0(CLK_MM_DISP_OVL0_2L, "mm_disp_ovl0_2l", "mm_sel", 21),
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GATE_MM0(CLK_MM_DISP_OVL1_2L, "mm_disp_ovl1_2l", "mm_sel", 22),
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GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_sel", 23),
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GATE_MM0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1", "mm_sel", 24),
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GATE_MM0(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "mm_sel", 25),
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GATE_MM0(CLK_MM_DISP_COLOR0, "mm_disp_color0", "mm_sel", 26),
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GATE_MM0(CLK_MM_DISP_CCORR0, "mm_disp_ccorr0", "mm_sel", 27),
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GATE_MM0(CLK_MM_DISP_AAL0, "mm_disp_aal0", "mm_sel", 28),
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GATE_MM0(CLK_MM_DISP_GAMMA0, "mm_disp_gamma0", "mm_sel", 29),
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GATE_MM0(CLK_MM_DISP_DITHER0, "mm_disp_dither0", "mm_sel", 30),
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GATE_MM0(CLK_MM_DISP_SPLIT, "mm_disp_split", "mm_sel", 31),
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/* MM1 */
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GATE_MM1(CLK_MM_DSI0_MM, "mm_dsi0_mm", "mm_sel", 0),
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GATE_MM1(CLK_MM_DSI0_IF, "mm_dsi0_if", "mm_sel", 1),
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GATE_MM1(CLK_MM_DPI_MM, "mm_dpi_mm", "mm_sel", 2),
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GATE_MM1(CLK_MM_DPI_IF, "mm_dpi_if", "dpi0_sel", 3),
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GATE_MM1(CLK_MM_FAKE_ENG2, "mm_fake_eng2", "mm_sel", 4),
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GATE_MM1(CLK_MM_MDP_DL_RX, "mm_mdp_dl_rx", "mm_sel", 5),
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GATE_MM1(CLK_MM_IPU_DL_RX, "mm_ipu_dl_rx", "mm_sel", 6),
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GATE_MM1(CLK_MM_26M, "mm_26m", "f_f26m_ck", 7),
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GATE_MM1(CLK_MM_MMSYS_R2Y, "mm_mmsys_r2y", "mm_sel", 8),
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GATE_MM1(CLK_MM_DISP_RSZ, "mm_disp_rsz", "mm_sel", 9),
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GATE_MM1(CLK_MM_MDP_AAL, "mm_mdp_aal", "mm_sel", 10),
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GATE_MM1(CLK_MM_MDP_CCORR, "mm_mdp_ccorr", "mm_sel", 11),
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GATE_MM1(CLK_MM_DBI_MM, "mm_dbi_mm", "mm_sel", 12),
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GATE_MM1(CLK_MM_DBI_IF, "mm_dbi_if", "dpi0_sel", 13),
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};
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static int clk_mt8183_mm_probe(struct platform_device *pdev)
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{
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struct device *dev = &pdev->dev;
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struct device_node *node = dev->parent->of_node;
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struct clk_hw_onecell_data *clk_data;
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clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK);
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mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks),
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clk_data);
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return of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
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}
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static struct platform_driver clk_mt8183_mm_drv = {
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.probe = clk_mt8183_mm_probe,
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.driver = {
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.name = "clk-mt8183-mm",
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},
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};
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builtin_platform_driver(clk_mt8183_mm_drv);
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