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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2018 MediaTek Inc.
* Author: Owen Chen <owen.chen@mediatek.com>
*/
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include "clk-mtk.h"
#include "clk-gate.h"
#include <dt-bindings/clock/mt6765-clk.h>
static const struct mtk_gate_regs mm_cg_regs = {
.set_ofs = 0x104,
.clr_ofs = 0x108,
.sta_ofs = 0x100,
};
#define GATE_MM(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &mm_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr, \
}
static const struct mtk_gate mm_clks[] = {
/* MM */
GATE_MM(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_ck", 0),
GATE_MM(CLK_MM_MDP_CCORR0, "mm_mdp_ccorr0", "mm_ck", 1),
GATE_MM(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_ck", 2),
GATE_MM(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_ck", 3),
GATE_MM(CLK_MM_MDP_TDSHP0, "mm_mdp_tdshp0", "mm_ck", 4),
GATE_MM(CLK_MM_MDP_WROT0, "mm_mdp_wrot0", "mm_ck", 5),
GATE_MM(CLK_MM_MDP_WDMA0, "mm_mdp_wdma0", "mm_ck", 6),
GATE_MM(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "mm_ck", 7),
GATE_MM(CLK_MM_DISP_OVL0_2L, "mm_disp_ovl0_2l", "mm_ck", 8),
GATE_MM(CLK_MM_DISP_RSZ0, "mm_disp_rsz0", "mm_ck", 9),
GATE_MM(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_ck", 10),
GATE_MM(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "mm_ck", 11),
GATE_MM(CLK_MM_DISP_COLOR0, "mm_disp_color0", "mm_ck", 12),
GATE_MM(CLK_MM_DISP_CCORR0, "mm_disp_ccorr0", "mm_ck", 13),
GATE_MM(CLK_MM_DISP_AAL0, "mm_disp_aal0", "mm_ck", 14),
GATE_MM(CLK_MM_DISP_GAMMA0, "mm_disp_gamma0", "mm_ck", 15),
GATE_MM(CLK_MM_DISP_DITHER0, "mm_disp_dither0", "mm_ck", 16),
GATE_MM(CLK_MM_DSI0, "mm_dsi0", "mm_ck", 17),
GATE_MM(CLK_MM_FAKE_ENG, "mm_fake_eng", "mm_ck", 18),
GATE_MM(CLK_MM_SMI_COMMON, "mm_smi_common", "mm_ck", 19),
GATE_MM(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_ck", 20),
GATE_MM(CLK_MM_SMI_COMM0, "mm_smi_comm0", "mm_ck", 21),
GATE_MM(CLK_MM_SMI_COMM1, "mm_smi_comm1", "mm_ck", 22),
GATE_MM(CLK_MM_CAM_MDP, "mm_cam_mdp_ck", "mm_ck", 23),
GATE_MM(CLK_MM_SMI_IMG, "mm_smi_img_ck", "mm_ck", 24),
GATE_MM(CLK_MM_SMI_CAM, "mm_smi_cam_ck", "mm_ck", 25),
GATE_MM(CLK_MM_IMG_DL_RELAY, "mm_img_dl_relay", "mm_ck", 26),
GATE_MM(CLK_MM_IMG_DL_ASYNC_TOP, "mm_imgdl_async", "mm_ck", 27),
GATE_MM(CLK_MM_DIG_DSI, "mm_dig_dsi_ck", "mm_ck", 28),
GATE_MM(CLK_MM_F26M_HRTWT, "mm_hrtwt", "f_f26m_ck", 29),
};
static int clk_mt6765_mm_probe(struct platform_device *pdev)
{
struct clk_hw_onecell_data *clk_data;
int r;
struct device_node *node = pdev->dev.of_node;
clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK);
mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), clk_data);
r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
if (r)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);
return r;
}
static const struct of_device_id of_match_clk_mt6765_mm[] = {
{ .compatible = "mediatek,mt6765-mmsys", },
{}
};
static struct platform_driver clk_mt6765_mm_drv = {
.probe = clk_mt6765_mm_probe,
.driver = {
.name = "clk-mt6765-mm",
.of_match_table = of_match_clk_mt6765_mm,
},
};
builtin_platform_driver(clk_mt6765_mm_drv);
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