[PATCH v6 13/19] clk: mediatek: Add MT8188 vdosys1 clock support
From: Garmin.Chang <hidden>
Date: 2023-03-09 13:58:03
Also in:
linux-mediatek
Subsystem:
common clk framework, the rest · Maintainers:
Michael Turquette, Stephen Boyd, Linus Torvalds
Add MT8188 vdosys1 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: Garmin.Chang <redacted> --- drivers/clk/mediatek/Makefile | 2 +- drivers/clk/mediatek/clk-mt8188-vdo1.c | 182 +++++++++++++++++++++++++ 2 files changed, 183 insertions(+), 1 deletion(-) create mode 100644 drivers/clk/mediatek/clk-mt8188-vdo1.c
diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index fca66c37cecc..78885318e026 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile@@ -95,7 +95,7 @@ obj-$(CONFIG_COMMON_CLK_MT8188) += clk-mt8188-apmixedsys.o clk-mt8188-topckgen.o clk-mt8188-peri_ao.o clk-mt8188-infra_ao.o \ clk-mt8188-cam.o clk-mt8188-ccu.o clk-mt8188-img.o \ clk-mt8188-ipe.o clk-mt8188-mfg.o clk-mt8188-vdec.o \ - clk-mt8188-vdo0.o + clk-mt8188-vdo0.o clk-mt8188-vdo1.o obj-$(CONFIG_COMMON_CLK_MT8192) += clk-mt8192.o obj-$(CONFIG_COMMON_CLK_MT8192_AUDSYS) += clk-mt8192-aud.o obj-$(CONFIG_COMMON_CLK_MT8192_CAMSYS) += clk-mt8192-cam.o
diff --git a/drivers/clk/mediatek/clk-mt8188-vdo1.c b/drivers/clk/mediatek/clk-mt8188-vdo1.c
new file mode 100644
index 000000000000..2b7fbc06f47d
--- /dev/null
+++ b/drivers/clk/mediatek/clk-mt8188-vdo1.c@@ -0,0 +1,182 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2022 MediaTek Inc. +// Author: Garmin Chang <garmin.chang@mediatek.com> + +#include <linux/clk-provider.h> +#include <linux/platform_device.h> +#include <dt-bindings/clock/mediatek,mt8188-clk.h> + +#include "clk-gate.h" +#include "clk-mtk.h" + +static const struct mtk_gate_regs vdo1_0_cg_regs = { + .set_ofs = 0x104, + .clr_ofs = 0x108, + .sta_ofs = 0x100, +}; + +static const struct mtk_gate_regs vdo1_1_cg_regs = { + .set_ofs = 0x114, + .clr_ofs = 0x118, + .sta_ofs = 0x110, +}; + +static const struct mtk_gate_regs vdo1_2_cg_regs = { + .set_ofs = 0x124, + .clr_ofs = 0x128, + .sta_ofs = 0x120, +}; + +static const struct mtk_gate_regs vdo1_3_cg_regs = { + .set_ofs = 0x134, + .clr_ofs = 0x138, + .sta_ofs = 0x130, +}; + +static const struct mtk_gate_regs vdo1_4_cg_regs = { + .set_ofs = 0x144, + .clr_ofs = 0x148, + .sta_ofs = 0x140, +}; + +#define GATE_VDO1_0(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdo1_0_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +#define GATE_VDO1_1(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdo1_1_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +#define GATE_VDO1_2(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdo1_2_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +#define GATE_VDO1_3(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdo1_3_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +#define GATE_VDO1_3_FLAGS(_id, _name, _parent, _shift, _flags) \ + GATE_MTK_FLAGS(_id, _name, _parent, &vdo1_3_cg_regs, _shift, \ + &mtk_clk_gate_ops_setclr, _flags) + +#define GATE_VDO1_4(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &vdo1_4_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate vdo1_clks[] = { + /* VDO1_0 */ + GATE_VDO1_0(CLK_VDO1_SMI_LARB2, "vdo1_smi_larb2", "top_vpp", 0), + GATE_VDO1_0(CLK_VDO1_SMI_LARB3, "vdo1_smi_larb3", "top_vpp", 1), + GATE_VDO1_0(CLK_VDO1_GALS, "vdo1_gals", "top_vpp", 2), + GATE_VDO1_0(CLK_VDO1_FAKE_ENG0, "vdo1_fake_eng0", "top_vpp", 3), + GATE_VDO1_0(CLK_VDO1_FAKE_ENG1, "vdo1_fake_eng1", "top_vpp", 4), + GATE_VDO1_0(CLK_VDO1_MDP_RDMA0, "vdo1_mdp_rdma0", "top_vpp", 5), + GATE_VDO1_0(CLK_VDO1_MDP_RDMA1, "vdo1_mdp_rdma1", "top_vpp", 6), + GATE_VDO1_0(CLK_VDO1_MDP_RDMA2, "vdo1_mdp_rdma2", "top_vpp", 7), + GATE_VDO1_0(CLK_VDO1_MDP_RDMA3, "vdo1_mdp_rdma3", "top_vpp", 8), + GATE_VDO1_0(CLK_VDO1_VPP_MERGE0, "vdo1_vpp_merge0", "top_vpp", 9), + GATE_VDO1_0(CLK_VDO1_VPP_MERGE1, "vdo1_vpp_merge1", "top_vpp", 10), + GATE_VDO1_0(CLK_VDO1_VPP_MERGE2, "vdo1_vpp_merge2", "top_vpp", 11), + /* VDO1_1 */ + GATE_VDO1_1(CLK_VDO1_VPP_MERGE3, "vdo1_vpp_merge3", "top_vpp", 0), + GATE_VDO1_1(CLK_VDO1_VPP_MERGE4, "vdo1_vpp_merge4", "top_vpp", 1), + GATE_VDO1_1(CLK_VDO1_VPP2_TO_VDO1_DL_ASYNC, "vdo1_vpp2_to_vdo1_dl_async", "top_vpp", 2), + GATE_VDO1_1(CLK_VDO1_VPP3_TO_VDO1_DL_ASYNC, "vdo1_vpp3_to_vdo1_dl_async", "top_vpp", 3), + GATE_VDO1_1(CLK_VDO1_DISP_MUTEX, "vdo1_disp_mutex", "top_vpp", 4), + GATE_VDO1_1(CLK_VDO1_MDP_RDMA4, "vdo1_mdp_rdma4", "top_vpp", 5), + GATE_VDO1_1(CLK_VDO1_MDP_RDMA5, "vdo1_mdp_rdma5", "top_vpp", 6), + GATE_VDO1_1(CLK_VDO1_MDP_RDMA6, "vdo1_mdp_rdma6", "top_vpp", 7), + GATE_VDO1_1(CLK_VDO1_MDP_RDMA7, "vdo1_mdp_rdma7", "top_vpp", 8), + GATE_VDO1_1(CLK_VDO1_DP_INTF0_MMCK, "vdo1_dp_intf0_mmck", "top_vpp", 9), + GATE_VDO1_1(CLK_VDO1_DPI0_MM, "vdo1_dpi0_mm_ck", "top_vpp", 10), + GATE_VDO1_1(CLK_VDO1_DPI1_MM, "vdo1_dpi1_mm_ck", "top_vpp", 11), + GATE_VDO1_1(CLK_VDO1_MERGE0_DL_ASYNC, "vdo1_merge0_dl_async", "top_vpp", 13), + GATE_VDO1_1(CLK_VDO1_MERGE1_DL_ASYNC, "vdo1_merge1_dl_async", "top_vpp", 14), + GATE_VDO1_1(CLK_VDO1_MERGE2_DL_ASYNC, "vdo1_merge2_dl_async", "top_vpp", 15), + GATE_VDO1_1(CLK_VDO1_MERGE3_DL_ASYNC, "vdo1_merge3_dl_async", "top_vpp", 16), + GATE_VDO1_1(CLK_VDO1_MERGE4_DL_ASYNC, "vdo1_merge4_dl_async", "top_vpp", 17), + GATE_VDO1_1(CLK_VDO1_DSC_VDO1_DL_ASYNC, "vdo1_dsc_vdo1_dl_async", "top_vpp", 18), + GATE_VDO1_1(CLK_VDO1_MERGE_VDO1_DL_ASYNC, "vdo1_merge_vdo1_dl_async", "top_vpp", 19), + GATE_VDO1_1(CLK_VDO1_PADDING0, "vdo1_padding0", "top_vpp", 20), + GATE_VDO1_1(CLK_VDO1_PADDING1, "vdo1_padding1", "top_vpp", 21), + GATE_VDO1_1(CLK_VDO1_PADDING2, "vdo1_padding2", "top_vpp", 22), + GATE_VDO1_1(CLK_VDO1_PADDING3, "vdo1_padding3", "top_vpp", 23), + GATE_VDO1_1(CLK_VDO1_PADDING4, "vdo1_padding4", "top_vpp", 24), + GATE_VDO1_1(CLK_VDO1_PADDING5, "vdo1_padding5", "top_vpp", 25), + GATE_VDO1_1(CLK_VDO1_PADDING6, "vdo1_padding6", "top_vpp", 26), + GATE_VDO1_1(CLK_VDO1_PADDING7, "vdo1_padding7", "top_vpp", 27), + GATE_VDO1_1(CLK_VDO1_DISP_RSZ0, "vdo1_disp_rsz0", "top_vpp", 28), + GATE_VDO1_1(CLK_VDO1_DISP_RSZ1, "vdo1_disp_rsz1", "top_vpp", 29), + GATE_VDO1_1(CLK_VDO1_DISP_RSZ2, "vdo1_disp_rsz2", "top_vpp", 30), + GATE_VDO1_1(CLK_VDO1_DISP_RSZ3, "vdo1_disp_rsz3", "top_vpp", 31), + /* VDO1_2 */ + GATE_VDO1_2(CLK_VDO1_HDR_VDO_FE0, "vdo1_hdr_vdo_fe0", "top_vpp", 0), + GATE_VDO1_2(CLK_VDO1_HDR_GFX_FE0, "vdo1_hdr_gfx_fe0", "top_vpp", 1), + GATE_VDO1_2(CLK_VDO1_HDR_VDO_BE, "vdo1_hdr_vdo_be", "top_vpp", 2), + GATE_VDO1_2(CLK_VDO1_HDR_VDO_FE1, "vdo1_hdr_vdo_fe1", "top_vpp", 16), + GATE_VDO1_2(CLK_VDO1_HDR_GFX_FE1, "vdo1_hdr_gfx_fe1", "top_vpp", 17), + GATE_VDO1_2(CLK_VDO1_DISP_MIXER, "vdo1_disp_mixer", "top_vpp", 18), + GATE_VDO1_2(CLK_VDO1_HDR_VDO_FE0_DL_ASYNC, "vdo1_hdr_vdo_fe0_dl_async", "top_vpp", 19), + GATE_VDO1_2(CLK_VDO1_HDR_VDO_FE1_DL_ASYNC, "vdo1_hdr_vdo_fe1_dl_async", "top_vpp", 20), + GATE_VDO1_2(CLK_VDO1_HDR_GFX_FE0_DL_ASYNC, "vdo1_hdr_gfx_fe0_dl_async", "top_vpp", 21), + GATE_VDO1_2(CLK_VDO1_HDR_GFX_FE1_DL_ASYNC, "vdo1_hdr_gfx_fe1_dl_async", "top_vpp", 22), + GATE_VDO1_2(CLK_VDO1_HDR_VDO_BE_DL_ASYNC, "vdo1_hdr_vdo_be_dl_async", "top_vpp", 23), + /* VDO1_3 */ + GATE_VDO1_3(CLK_VDO1_DPI0, "vdo1_dpi0_ck", "top_vpp", 0), + GATE_VDO1_3(CLK_VDO1_DISP_MONITOR_DPI0, "vdo1_disp_monitor_dpi0_ck", "top_vpp", 1), + GATE_VDO1_3(CLK_VDO1_DPI1, "vdo1_dpi1_ck", "top_vpp", 8), + GATE_VDO1_3(CLK_VDO1_DISP_MONITOR_DPI1, "vdo1_disp_monitor_dpi1_ck", "top_vpp", 9), + GATE_VDO1_3_FLAGS(CLK_VDO1_DPINTF, "vdo1_dpintf", "top_dp", 16, CLK_SET_RATE_PARENT), + GATE_VDO1_3(CLK_VDO1_DISP_MONITOR_DPINTF, "vdo1_disp_monitor_dpintf_ck", "top_vpp", 17), + /* VDO1_4 */ + GATE_VDO1_4(CLK_VDO1_26M_SLOW, "vdo1_26m_slow_ck", "clk26m", 8), +}; + +static int clk_mt8188_vdo1_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *node = dev->parent->of_node; + struct clk_hw_onecell_data *clk_data; + int r; + + clk_data = mtk_alloc_clk_data(CLK_VDO1_NR_CLK); + if (!clk_data) + return -ENOMEM; + + r = mtk_clk_register_gates(&pdev->dev, node, vdo1_clks, + ARRAY_SIZE(vdo1_clks), clk_data); + if (r) + goto free_vdo1_data; + + r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data); + if (r) + goto unregister_gates; + + platform_set_drvdata(pdev, clk_data); + + return r; + +unregister_gates: + mtk_clk_unregister_gates(vdo1_clks, ARRAY_SIZE(vdo1_clks), clk_data); +free_vdo1_data: + mtk_free_clk_data(clk_data); + return r; +} + +static int clk_mt8188_vdo1_remove(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *node = dev->parent->of_node; + struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev); + + of_clk_del_provider(node); + mtk_clk_unregister_gates(vdo1_clks, ARRAY_SIZE(vdo1_clks), clk_data); + mtk_free_clk_data(clk_data); + + return 0; +} + +static struct platform_driver clk_mt8188_vdo1_drv = { + .probe = clk_mt8188_vdo1_probe, + .remove = clk_mt8188_vdo1_remove, + .driver = { + .name = "clk-mt8188-vdo1", + }, +}; +builtin_platform_driver(clk_mt8188_vdo1_drv);
--
2.18.0
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