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clk: mediatek: mt8186-mcu: Migrate to common probe mechanism

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Convert MT8186 MCUSYS clocks to the common mtk_clk_simple_probe().

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20230306140543.1813621-36-angelogioacchino.delregno@collabora.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
AngeloGioacchino Del Regno 2023-03-06 15:05:24 +01:00 committed by Stephen Boyd
parent 1d04e30065
commit c5f34f63e5
1 changed files with 13 additions and 55 deletions
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68
drivers/clk/mediatek/clk-mt8186-mcu.c
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@ -43,67 +43,25 @@ static struct mtk_composite mcu_muxes[] = {
MUX(CLK_MCU_ARMPLL_BUS_SEL, "mcu_armpll_bus_sel", mcu_armpll_bus_parents, 0x2E0, 9, 2),
};
static const struct of_device_id of_match_clk_mt8186_mcu[] = {
{ .compatible = "mediatek,mt8186-mcusys", },
{}
static const struct mtk_clk_desc mcu_desc = {
.composite_clks = mcu_muxes,
.num_composite_clks = ARRAY_SIZE(mcu_muxes),
};
static int clk_mt8186_mcu_probe(struct platform_device *pdev)
{
struct clk_hw_onecell_data *clk_data;
struct device_node *node = pdev->dev.of_node;
int r;
void __iomem *base;
clk_data = mtk_alloc_clk_data(CLK_MCU_NR_CLK);
if (!clk_data)
return -ENOMEM;
base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base)) {
r = PTR_ERR(base);
goto free_mcu_data;
}
r = mtk_clk_register_composites(&pdev->dev, mcu_muxes,
ARRAY_SIZE(mcu_muxes), base,
NULL, clk_data);
if (r)
goto free_mcu_data;
r = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
if (r)
goto unregister_composite_muxes;
platform_set_drvdata(pdev, clk_data);
return r;
unregister_composite_muxes:
mtk_clk_unregister_composites(mcu_muxes, ARRAY_SIZE(mcu_muxes), clk_data);
free_mcu_data:
mtk_free_clk_data(clk_data);
return r;
}
static int clk_mt8186_mcu_remove(struct platform_device *pdev)
{
struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
struct device_node *node = pdev->dev.of_node;
of_clk_del_provider(node);
mtk_clk_unregister_composites(mcu_muxes, ARRAY_SIZE(mcu_muxes), clk_data);
mtk_free_clk_data(clk_data);
return 0;
}
static const struct of_device_id of_match_clk_mt8186_mcu[] = {
{ .compatible = "mediatek,mt8186-mcusys", .data = &mcu_desc },
{ /* sentinel */}
};
static struct platform_driver clk_mt8186_mcu_drv = {
.probe = clk_mt8186_mcu_probe,
.remove = clk_mt8186_mcu_remove,
.driver = {
.name = "clk-mt8186-mcu",
.of_match_table = of_match_clk_mt8186_mcu,
},
.probe = mtk_clk_simple_probe,
.remove = mtk_clk_simple_remove,
};
builtin_platform_driver(clk_mt8186_mcu_drv);
module_platform_driver(clk_mt8186_mcu_drv);
MODULE_DESCRIPTION("MediaTek MT8186 mcusys clocks driver");
MODULE_LICENSE("GPL");