diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt6735-vencsys.c')
-rw-r--r-- | drivers/clk/mediatek/clk-mt6735-vencsys.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt6735-vencsys.c b/drivers/clk/mediatek/clk-mt6735-vencsys.c new file mode 100644 index 000000000000..8dec7f98492a --- /dev/null +++ b/drivers/clk/mediatek/clk-mt6735-vencsys.c @@ -0,0 +1,53 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2022 Yassine Oudjana <y.oudjana@protonmail.com> + */ + +#include <linux/clk-provider.h> +#include <linux/platform_device.h> + +#include "clk-gate.h" +#include "clk-mtk.h" + +#include <dt-bindings/clock/mediatek,mt6735-vencsys.h> + +#define VENC_CG_CON 0x00 +#define VENC_CG_SET 0x04 +#define VENC_CG_CLR 0x08 + +static struct mtk_gate_regs venc_cg_regs = { + .set_ofs = VENC_CG_SET, + .clr_ofs = VENC_CG_CLR, + .sta_ofs = VENC_CG_CON, +}; + +static const struct mtk_gate vencsys_gates[] = { + GATE_MTK(CLK_VENC_SMI_LARB3, "smi_larb3", "mm_sel", &venc_cg_regs, 0, &mtk_clk_gate_ops_setclr_inv), + GATE_MTK(CLK_VENC_VENC, "venc", "mm_sel", &venc_cg_regs, 4, &mtk_clk_gate_ops_setclr_inv), + GATE_MTK(CLK_VENC_JPGENC, "jpgenc", "mm_sel", &venc_cg_regs, 8, &mtk_clk_gate_ops_setclr_inv), + GATE_MTK(CLK_VENC_JPGDEC, "jpgdec", "mm_sel", &venc_cg_regs, 12, &mtk_clk_gate_ops_setclr_inv), +}; + +static const struct mtk_clk_desc vencsys_clks = { + .clks = vencsys_gates, + .num_clks = ARRAY_SIZE(vencsys_gates), +}; + +static const struct of_device_id of_match_mt6735_vencsys[] = { + { .compatible = "mediatek,mt6735-vencsys", .data = &vencsys_clks }, + { /* sentinel */ } +}; + +static struct platform_driver clk_mt6735_vencsys = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt6735-vencsys", + .of_match_table = of_match_mt6735_vencsys, + }, +}; +module_platform_driver(clk_mt6735_vencsys); + +MODULE_AUTHOR("Yassine Oudjana <y.oudjana@protonmail.com>"); +MODULE_DESCRIPTION("Mediatek MT6735 vencsys clock driver"); +MODULE_LICENSE("GPL"); |