diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8186-ipe.c')
| -rw-r--r-- | drivers/clk/mediatek/clk-mt8186-ipe.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8186-ipe.c b/drivers/clk/mediatek/clk-mt8186-ipe.c new file mode 100644 index 0000000000..60739e225c --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8186-ipe.c @@ -0,0 +1,57 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2022 MediaTek Inc. +// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com> + +#include <linux/clk-provider.h> +#include <linux/platform_device.h> +#include <dt-bindings/clock/mt8186-clk.h> + +#include "clk-gate.h" +#include "clk-mtk.h" + +static const struct mtk_gate_regs ipe_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_IPE(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &ipe_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate ipe_clks[] = { + GATE_IPE(CLK_IPE_LARB19, "ipe_larb19", "top_ipe", 0), + GATE_IPE(CLK_IPE_LARB20, "ipe_larb20", "top_ipe", 1), + GATE_IPE(CLK_IPE_SMI_SUBCOM, "ipe_smi_subcom", "top_ipe", 2), + GATE_IPE(CLK_IPE_FD, "ipe_fd", "top_ipe", 3), + GATE_IPE(CLK_IPE_FE, "ipe_fe", "top_ipe", 4), + GATE_IPE(CLK_IPE_RSC, "ipe_rsc", "top_ipe", 5), + GATE_IPE(CLK_IPE_DPE, "ipe_dpe", "top_ipe", 6), + GATE_IPE(CLK_IPE_GALS_IPE, "ipe_gals_ipe", "top_img1", 8), +}; + +static const struct mtk_clk_desc ipe_desc = { + .clks = ipe_clks, + .num_clks = ARRAY_SIZE(ipe_clks), +}; + +static const struct of_device_id of_match_clk_mt8186_ipe[] = { + { + .compatible = "mediatek,mt8186-ipesys", + .data = &ipe_desc, + }, { + /* sentinel */ + } +}; +MODULE_DEVICE_TABLE(of, of_match_clk_mt8186_ipe); + +static struct platform_driver clk_mt8186_ipe_drv = { + .probe = mtk_clk_simple_probe, + .remove_new = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt8186-ipe", + .of_match_table = of_match_clk_mt8186_ipe, + }, +}; +module_platform_driver(clk_mt8186_ipe_drv); +MODULE_LICENSE("GPL"); |