diff options
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8186-wpe.c')
-rw-r--r-- | drivers/clk/mediatek/clk-mt8186-wpe.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8186-wpe.c b/drivers/clk/mediatek/clk-mt8186-wpe.c new file mode 100644 index 000000000..8db3e9178 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8186-wpe.c @@ -0,0 +1,51 @@ +// 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 wpe_cg_regs = { + .set_ofs = 0x0, + .clr_ofs = 0x0, + .sta_ofs = 0x0, +}; + +#define GATE_WPE(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &wpe_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) + +static const struct mtk_gate wpe_clks[] = { + GATE_WPE(CLK_WPE_CK_EN, "wpe", "top_wpe", 17), + GATE_WPE(CLK_WPE_SMI_LARB8_CK_EN, "wpe_smi_larb8", "top_wpe", 19), + GATE_WPE(CLK_WPE_SYS_EVENT_TX_CK_EN, "wpe_sys_event_tx", "top_wpe", 20), + GATE_WPE(CLK_WPE_SMI_LARB8_PCLK_EN, "wpe_smi_larb8_p_en", "top_wpe", 25), +}; + +static const struct mtk_clk_desc wpe_desc = { + .clks = wpe_clks, + .num_clks = ARRAY_SIZE(wpe_clks), +}; + +static const struct of_device_id of_match_clk_mt8186_wpe[] = { + { + .compatible = "mediatek,mt8186-wpesys", + .data = &wpe_desc, + }, { + /* sentinel */ + } +}; + +static struct platform_driver clk_mt8186_wpe_drv = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt8186-wpe", + .of_match_table = of_match_clk_mt8186_wpe, + }, +}; +builtin_platform_driver(clk_mt8186_wpe_drv); |