diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8365-apu.c')
-rw-r--r-- | drivers/clk/mediatek/clk-mt8365-apu.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8365-apu.c b/drivers/clk/mediatek/clk-mt8365-apu.c new file mode 100644 index 000000000..91ffe89d9 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8365-apu.c @@ -0,0 +1,55 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2022 MediaTek Inc. + */ + +#include <dt-bindings/clock/mediatek,mt8365-clk.h> +#include <linux/clk-provider.h> +#include <linux/platform_device.h> + +#include "clk-gate.h" +#include "clk-mtk.h" + +static const struct mtk_gate_regs apu_cg_regs = { + .set_ofs = 0x4, + .clr_ofs = 0x8, + .sta_ofs = 0x0, +}; + +#define GATE_APU(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &apu_cg_regs, _shift, \ + &mtk_clk_gate_ops_setclr) + +static const struct mtk_gate apu_clks[] = { + GATE_APU(CLK_APU_AHB, "apu_ahb", "ifr_apu_axi", 5), + GATE_APU(CLK_APU_EDMA, "apu_edma", "apu_sel", 4), + GATE_APU(CLK_APU_IF_CK, "apu_if_ck", "apu_if_sel", 3), + GATE_APU(CLK_APU_JTAG, "apu_jtag", "clk26m", 2), + GATE_APU(CLK_APU_AXI, "apu_axi", "apu_sel", 1), + GATE_APU(CLK_APU_IPU_CK, "apu_ck", "apu_sel", 0), +}; + +static const struct mtk_clk_desc apu_desc = { + .clks = apu_clks, + .num_clks = ARRAY_SIZE(apu_clks), +}; + +static const struct of_device_id of_match_clk_mt8365_apu[] = { + { + .compatible = "mediatek,mt8365-apu", + .data = &apu_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8365_apu_drv = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt8365-apu", + .of_match_table = of_match_clk_mt8365_apu, + }, +}; +builtin_platform_driver(clk_mt8365_apu_drv); +MODULE_LICENSE("GPL"); |