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clk: mediatek: Add MT8195 vdosys0 clock support
Add MT8195 vdosys0 clock controller which provides clock gate control in video system. This is integrated with mtk-mmsys driver which will populate device by platform_device_register_data to start vdosys clock driver. Signed-off-by: Chun-Jie Chen <chun-jie.chen@mediatek.com> Link: https://lore.kernel.org/r/20210914021633.26377-18-chun-jie.chen@mediatek.com Reviewed-by: Chen-Yu Tsai <wenst@chromium.org> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
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d7338d06ac
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70282c90d4
2 changed files with 124 additions and 1 deletions
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@ -84,6 +84,6 @@ obj-$(CONFIG_COMMON_CLK_MT8195) += clk-mt8195-apmixedsys.o clk-mt8195-topckgen.o
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clk-mt8195-peri_ao.o clk-mt8195-infra_ao.o \
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clk-mt8195-cam.o clk-mt8195-ccu.o clk-mt8195-img.o \
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clk-mt8195-ipe.o clk-mt8195-mfg.o clk-mt8195-scp_adsp.o \
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clk-mt8195-vdec.o
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clk-mt8195-vdec.o clk-mt8195-vdo0.o
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obj-$(CONFIG_COMMON_CLK_MT8516) += clk-mt8516.o
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obj-$(CONFIG_COMMON_CLK_MT8516_AUDSYS) += clk-mt8516-aud.o
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123
drivers/clk/mediatek/clk-mt8195-vdo0.c
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123
drivers/clk/mediatek/clk-mt8195-vdo0.c
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@ -0,0 +1,123 @@
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// SPDX-License-Identifier: GPL-2.0-only
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//
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// Copyright (c) 2021 MediaTek Inc.
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// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
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#include "clk-gate.h"
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#include "clk-mtk.h"
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#include <dt-bindings/clock/mt8195-clk.h>
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#include <linux/clk-provider.h>
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#include <linux/platform_device.h>
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static const struct mtk_gate_regs vdo0_0_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 vdo0_1_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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static const struct mtk_gate_regs vdo0_2_cg_regs = {
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.set_ofs = 0x124,
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.clr_ofs = 0x128,
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.sta_ofs = 0x120,
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};
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#define GATE_VDO0_0(_id, _name, _parent, _shift) \
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GATE_MTK(_id, _name, _parent, &vdo0_0_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
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#define GATE_VDO0_1(_id, _name, _parent, _shift) \
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GATE_MTK(_id, _name, _parent, &vdo0_1_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
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#define GATE_VDO0_2(_id, _name, _parent, _shift) \
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GATE_MTK(_id, _name, _parent, &vdo0_2_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
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static const struct mtk_gate vdo0_clks[] = {
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/* VDO0_0 */
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GATE_VDO0_0(CLK_VDO0_DISP_OVL0, "vdo0_disp_ovl0", "top_vpp", 0),
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GATE_VDO0_0(CLK_VDO0_DISP_COLOR0, "vdo0_disp_color0", "top_vpp", 2),
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GATE_VDO0_0(CLK_VDO0_DISP_COLOR1, "vdo0_disp_color1", "top_vpp", 3),
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GATE_VDO0_0(CLK_VDO0_DISP_CCORR0, "vdo0_disp_ccorr0", "top_vpp", 4),
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GATE_VDO0_0(CLK_VDO0_DISP_CCORR1, "vdo0_disp_ccorr1", "top_vpp", 5),
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GATE_VDO0_0(CLK_VDO0_DISP_AAL0, "vdo0_disp_aal0", "top_vpp", 6),
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GATE_VDO0_0(CLK_VDO0_DISP_AAL1, "vdo0_disp_aal1", "top_vpp", 7),
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GATE_VDO0_0(CLK_VDO0_DISP_GAMMA0, "vdo0_disp_gamma0", "top_vpp", 8),
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GATE_VDO0_0(CLK_VDO0_DISP_GAMMA1, "vdo0_disp_gamma1", "top_vpp", 9),
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GATE_VDO0_0(CLK_VDO0_DISP_DITHER0, "vdo0_disp_dither0", "top_vpp", 10),
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GATE_VDO0_0(CLK_VDO0_DISP_DITHER1, "vdo0_disp_dither1", "top_vpp", 11),
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GATE_VDO0_0(CLK_VDO0_DISP_OVL1, "vdo0_disp_ovl1", "top_vpp", 16),
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GATE_VDO0_0(CLK_VDO0_DISP_WDMA0, "vdo0_disp_wdma0", "top_vpp", 17),
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GATE_VDO0_0(CLK_VDO0_DISP_WDMA1, "vdo0_disp_wdma1", "top_vpp", 18),
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GATE_VDO0_0(CLK_VDO0_DISP_RDMA0, "vdo0_disp_rdma0", "top_vpp", 19),
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GATE_VDO0_0(CLK_VDO0_DISP_RDMA1, "vdo0_disp_rdma1", "top_vpp", 20),
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GATE_VDO0_0(CLK_VDO0_DSI0, "vdo0_dsi0", "top_vpp", 21),
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GATE_VDO0_0(CLK_VDO0_DSI1, "vdo0_dsi1", "top_vpp", 22),
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GATE_VDO0_0(CLK_VDO0_DSC_WRAP0, "vdo0_dsc_wrap0", "top_vpp", 23),
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GATE_VDO0_0(CLK_VDO0_VPP_MERGE0, "vdo0_vpp_merge0", "top_vpp", 24),
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GATE_VDO0_0(CLK_VDO0_DP_INTF0, "vdo0_dp_intf0", "top_vpp", 25),
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GATE_VDO0_0(CLK_VDO0_DISP_MUTEX0, "vdo0_disp_mutex0", "top_vpp", 26),
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GATE_VDO0_0(CLK_VDO0_DISP_IL_ROT0, "vdo0_disp_il_rot0", "top_vpp", 27),
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GATE_VDO0_0(CLK_VDO0_APB_BUS, "vdo0_apb_bus", "top_vpp", 28),
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GATE_VDO0_0(CLK_VDO0_FAKE_ENG0, "vdo0_fake_eng0", "top_vpp", 29),
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GATE_VDO0_0(CLK_VDO0_FAKE_ENG1, "vdo0_fake_eng1", "top_vpp", 30),
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/* VDO0_1 */
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GATE_VDO0_1(CLK_VDO0_DL_ASYNC0, "vdo0_dl_async0", "top_vpp", 0),
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GATE_VDO0_1(CLK_VDO0_DL_ASYNC1, "vdo0_dl_async1", "top_vpp", 1),
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GATE_VDO0_1(CLK_VDO0_DL_ASYNC2, "vdo0_dl_async2", "top_vpp", 2),
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GATE_VDO0_1(CLK_VDO0_DL_ASYNC3, "vdo0_dl_async3", "top_vpp", 3),
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GATE_VDO0_1(CLK_VDO0_DL_ASYNC4, "vdo0_dl_async4", "top_vpp", 4),
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GATE_VDO0_1(CLK_VDO0_DISP_MONITOR0, "vdo0_disp_monitor0", "top_vpp", 5),
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GATE_VDO0_1(CLK_VDO0_DISP_MONITOR1, "vdo0_disp_monitor1", "top_vpp", 6),
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GATE_VDO0_1(CLK_VDO0_DISP_MONITOR2, "vdo0_disp_monitor2", "top_vpp", 7),
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GATE_VDO0_1(CLK_VDO0_DISP_MONITOR3, "vdo0_disp_monitor3", "top_vpp", 8),
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GATE_VDO0_1(CLK_VDO0_DISP_MONITOR4, "vdo0_disp_monitor4", "top_vpp", 9),
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GATE_VDO0_1(CLK_VDO0_SMI_GALS, "vdo0_smi_gals", "top_vpp", 10),
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GATE_VDO0_1(CLK_VDO0_SMI_COMMON, "vdo0_smi_common", "top_vpp", 11),
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GATE_VDO0_1(CLK_VDO0_SMI_EMI, "vdo0_smi_emi", "top_vpp", 12),
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GATE_VDO0_1(CLK_VDO0_SMI_IOMMU, "vdo0_smi_iommu", "top_vpp", 13),
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GATE_VDO0_1(CLK_VDO0_SMI_LARB, "vdo0_smi_larb", "top_vpp", 14),
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GATE_VDO0_1(CLK_VDO0_SMI_RSI, "vdo0_smi_rsi", "top_vpp", 15),
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/* VDO0_2 */
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GATE_VDO0_2(CLK_VDO0_DSI0_DSI, "vdo0_dsi0_dsi", "top_dsi_occ", 0),
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GATE_VDO0_2(CLK_VDO0_DSI1_DSI, "vdo0_dsi1_dsi", "top_dsi_occ", 8),
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GATE_VDO0_2(CLK_VDO0_DP_INTF0_DP_INTF, "vdo0_dp_intf0_dp_intf", "top_edp", 16),
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};
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static int clk_mt8195_vdo0_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_onecell_data *clk_data;
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int r;
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clk_data = mtk_alloc_clk_data(CLK_VDO0_NR_CLK);
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if (!clk_data)
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return -ENOMEM;
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r = mtk_clk_register_gates(node, vdo0_clks, ARRAY_SIZE(vdo0_clks), clk_data);
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if (r)
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goto free_vdo0_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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goto free_vdo0_data;
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return r;
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free_vdo0_data:
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mtk_free_clk_data(clk_data);
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return r;
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}
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static struct platform_driver clk_mt8195_vdo0_drv = {
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.probe = clk_mt8195_vdo0_probe,
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.driver = {
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.name = "clk-mt8195-vdo0",
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},
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};
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builtin_platform_driver(clk_mt8195_vdo0_drv);
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