diff options
author | Garmin.Chang <Garmin.Chang@mediatek.com> | 2023-03-31 15:36:21 +0300 |
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committer | Stephen Boyd <sboyd@kernel.org> | 2023-03-31 21:51:22 +0300 |
commit | 0d2f2cefba64729a0730ce183ad58cf3e7929b94 (patch) | |
tree | b6260e5ebb8a3d39ae06dfda33da60d06d3d6813 /drivers/clk/mediatek/clk-mt8188-adsp_audio26m.c | |
parent | 1b5e5299dd35da0dff2d454826a60870237837da (diff) | |
download | linux-0d2f2cefba64729a0730ce183ad58cf3e7929b94.tar.xz |
clk: mediatek: Add MT8188 adsp clock support
Add MT8188 adsp clock controller which provides clock gate
control for Audio DSP.
Signed-off-by: Garmin.Chang <Garmin.Chang@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230331123621.16167-20-Garmin.Chang@mediatek.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'drivers/clk/mediatek/clk-mt8188-adsp_audio26m.c')
-rw-r--r-- | drivers/clk/mediatek/clk-mt8188-adsp_audio26m.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/drivers/clk/mediatek/clk-mt8188-adsp_audio26m.c b/drivers/clk/mediatek/clk-mt8188-adsp_audio26m.c new file mode 100644 index 000000000000..b3c31ffff931 --- /dev/null +++ b/drivers/clk/mediatek/clk-mt8188-adsp_audio26m.c @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2022 MediaTek Inc. + * Author: Garmin Chang <garmin.chang@mediatek.com> + */ + +#include <dt-bindings/clock/mediatek,mt8188-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 adsp_audio26m_cg_regs = { + .set_ofs = 0x80, + .clr_ofs = 0x80, + .sta_ofs = 0x80, +}; + +#define GATE_ADSP_FLAGS(_id, _name, _parent, _shift) \ + GATE_MTK(_id, _name, _parent, &adsp_audio26m_cg_regs, _shift, \ + &mtk_clk_gate_ops_no_setclr) + +static const struct mtk_gate adsp_audio26m_clks[] = { + GATE_ADSP_FLAGS(CLK_AUDIODSP_AUDIO26M, "audiodsp_audio26m", "clk26m", 3), +}; + +static const struct mtk_clk_desc adsp_audio26m_desc = { + .clks = adsp_audio26m_clks, + .num_clks = ARRAY_SIZE(adsp_audio26m_clks), +}; + +static const struct of_device_id of_match_clk_mt8188_adsp_audio26m[] = { + { .compatible = "mediatek,mt8188-adsp-audio26m", .data = &adsp_audio26m_desc }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(platform, of_match_clk_mt8188_adsp_audio26m); + +static struct platform_driver clk_mt8188_adsp_audio26m_drv = { + .probe = mtk_clk_simple_probe, + .remove = mtk_clk_simple_remove, + .driver = { + .name = "clk-mt8188-adsp_audio26m", + .of_match_table = of_match_clk_mt8188_adsp_audio26m, + }, +}; +module_platform_driver(clk_mt8188_adsp_audio26m_drv); +MODULE_LICENSE("GPL"); |