diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8195-img.c')
| -rw-r--r-- | drivers/clk/mediatek/clk-mt8195-img.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8195-img.c b/drivers/clk/mediatek/clk-mt8195-img.c new file mode 100644 index 000000000000..22b52a8f15fe --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8195-img.c @@ -0,0 +1,96 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright (c) 2021 MediaTek Inc. +// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com> + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include <dt-bindings/clock/mt8195-clk.h> +#include <linux/clk-provider.h> +#include <linux/platform_device.h> + +static const struct mtk_gate_regs img_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_IMG(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate img_clks[] = { + GATE_IMG(CLK_IMG_LARB9, "img_larb9", "top_img", 0), + GATE_IMG(CLK_IMG_TRAW0, "img_traw0", "top_img", 1), + GATE_IMG(CLK_IMG_TRAW1, "img_traw1", "top_img", 2), + GATE_IMG(CLK_IMG_TRAW2, "img_traw2", "top_img", 3), + GATE_IMG(CLK_IMG_TRAW3, "img_traw3", "top_img", 4), + GATE_IMG(CLK_IMG_DIP0, "img_dip0", "top_img", 8), + GATE_IMG(CLK_IMG_WPE0, "img_wpe0", "top_img", 9), + GATE_IMG(CLK_IMG_IPE, "img_ipe", "top_img", 10), + GATE_IMG(CLK_IMG_DIP1, "img_dip1", "top_img", 11), + GATE_IMG(CLK_IMG_WPE1, "img_wpe1", "top_img", 12), + GATE_IMG(CLK_IMG_GALS, "img_gals", "top_img", 31), +}; + +static const struct mtk_gate img1_dip_top_clks[] = { + GATE_IMG(CLK_IMG1_DIP_TOP_LARB10, "img1_dip_top_larb10", "top_img", 0), + GATE_IMG(CLK_IMG1_DIP_TOP_DIP_TOP, "img1_dip_top_dip_top", "top_img", 1), +}; + +static const struct mtk_gate img1_dip_nr_clks[] = { + GATE_IMG(CLK_IMG1_DIP_NR_RESERVE, "img1_dip_nr_reserve", "top_img", 0), + GATE_IMG(CLK_IMG1_DIP_NR_DIP_NR, "img1_dip_nr_dip_nr", "top_img", 1), +}; + +static const struct mtk_gate img1_wpe_clks[] = { + GATE_IMG(CLK_IMG1_WPE_LARB11, "img1_wpe_larb11", "top_img", 0), + GATE_IMG(CLK_IMG1_WPE_WPE, "img1_wpe_wpe", "top_img", 1), +}; + +static const struct mtk_clk_desc img_desc = { + .clks = img_clks, + .num_clks = ARRAY_SIZE(img_clks), +}; + +static const struct mtk_clk_desc img1_dip_top_desc = { + .clks = img1_dip_top_clks, + .num_clks = ARRAY_SIZE(img1_dip_top_clks), +}; + +static const struct mtk_clk_desc img1_dip_nr_desc = { + .clks = img1_dip_nr_clks, + .num_clks = ARRAY_SIZE(img1_dip_nr_clks), +}; + +static const struct mtk_clk_desc img1_wpe_desc = { + .clks = img1_wpe_clks, + .num_clks = ARRAY_SIZE(img1_wpe_clks), +}; + +static const struct of_device_id of_match_clk_mt8195_img[] = { + { + .compatible = "mediatek,mt8195-imgsys", + .data = &img_desc, + }, { + .compatible = "mediatek,mt8195-imgsys1_dip_top", + .data = &img1_dip_top_desc, + }, { + .compatible = "mediatek,mt8195-imgsys1_dip_nr", + .data = &img1_dip_nr_desc, + }, { + .compatible = "mediatek,mt8195-imgsys1_wpe", + .data = &img1_wpe_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8195_img_drv = { + .probe = mtk_clk_simple_probe, + .driver = { + .name = "clk-mt8195-img", + .of_match_table = of_match_clk_mt8195_img, + }, +}; +builtin_platform_driver(clk_mt8195_img_drv); |