[PATCH v2 21/23] clk: mediatek: clk-mt6795-topckgen: Migrate to mtk_clk_simple_probe()

AngeloGioacchino Del Regno
2022-12-23T09:46:10Z

Migrate away from custom probe functions and use the commonized
mtk_clk_simple_{probe, remove}().

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
drivers/clk/mediatek/clk-mt6795-topckgen.c | 84 ++++------------------
1 file changed, 14 insertions(+), 70 deletions(-)

diff --git a/drivers/clk/mediatek/clk-mt6795-topckgen.c b/drivers/clk/mediatek/clk-mt6795-topckgen.c
index 19440fe5460d..e80fa588e309 100644
--- a/drivers/clk/mediatek/clk-mt6795-topckgen.c
+++ b/drivers/clk/mediatek/clk-mt6795-topckgen.c
@@ -523,86 +523,30 @@ static struct mtk_composite top_aud_divs[] = {
DIV_GATE(CLK_TOP_APLL2_DIV5, "apll2_div5", "apll2_div4", 0x12c, 21, 0x12c, 4, 4),
};

+static const struct mtk_clk_desc topck_desc = {
+ .fixed_clks = fixed_clks,
+ .num_fixed_clks = ARRAY_SIZE(fixed_clks),
+ .factor_clks = top_divs,
+ .num_factor_clks = ARRAY_SIZE(top_divs),
+ .mux_clks = top_muxes,
+ .num_mux_clks = ARRAY_SIZE(top_muxes),
+ .composite_clks = top_aud_divs,
+ .num_composite_clks = ARRAY_SIZE(top_aud_divs),
+ .clk_lock = &mt6795_top_clk_lock,
+};

static const struct of_device_id of_match_clk_mt6795_topckgen[] = {
- { .compatible = "mediatek,mt6795-topckgen" },
+ { .compatible = "mediatek,mt6795-topckgen", .data = &topck_desc },
{ /* sentinel */ }
};

-static int clk_mt6795_topckgen_probe(struct platform_device *pdev)
-{
- struct clk_hw_onecell_data *clk_data;
- struct device_node *node = pdev->dev.of_node;
- void __iomem *base;
- int ret;
-
- base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
-
- clk_data = mtk_alloc_clk_data(CLK_TOP_NR_CLK);
- if (!clk_data)
- return -ENOMEM;
-
- ret = mtk_clk_register_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data);
- if (ret)
- goto free_clk_data;
-
- ret = mtk_clk_register_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
- if (ret)
- goto unregister_fixed_clks;
-
- ret = mtk_clk_register_muxes(top_muxes, ARRAY_SIZE(top_muxes), node,
- &mt6795_top_clk_lock, clk_data, &pdev->dev);
- if (ret)
- goto unregister_factors;
-
- ret = mtk_clk_register_composites(top_aud_divs, ARRAY_SIZE(top_aud_divs), base,
- &mt6795_top_clk_lock, clk_data, &pdev->dev);
- if (ret)
- goto unregister_muxes;
-
- ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, clk_data);
- if (ret)
- goto unregister_composites;
-
- return 0;
-
-unregister_composites:
- mtk_clk_unregister_composites(top_aud_divs, ARRAY_SIZE(top_aud_divs), clk_data);
-unregister_muxes:
- mtk_clk_unregister_muxes(top_muxes, ARRAY_SIZE(top_muxes), clk_data);
-unregister_factors:
- mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
-unregister_fixed_clks:
- mtk_clk_unregister_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data);
-free_clk_data:
- mtk_free_clk_data(clk_data);
- return ret;
-}
-
-static int clk_mt6795_topckgen_remove(struct platform_device *pdev)
-{
- struct device_node *node = pdev->dev.of_node;
- struct clk_hw_onecell_data *clk_data = platform_get_drvdata(pdev);
-
- of_clk_del_provider(node);
- mtk_clk_unregister_composites(top_aud_divs, ARRAY_SIZE(top_aud_divs), clk_data);
- mtk_clk_unregister_muxes(top_muxes, ARRAY_SIZE(top_muxes), clk_data);
- mtk_clk_unregister_factors(top_divs, ARRAY_SIZE(top_divs), clk_data);
- mtk_clk_unregister_fixed_clks(fixed_clks, ARRAY_SIZE(fixed_clks), clk_data);
- mtk_free_clk_data(clk_data);
-
- return 0;
-}
-
static struct platform_driver clk_mt6795_topckgen_drv = {
.driver = {
.name = "clk-mt6795-topckgen",
.of_match_table = of_match_clk_mt6795_topckgen,
},
- .probe = clk_mt6795_topckgen_probe,
- .remove = clk_mt6795_topckgen_remove,
+ .probe = mtk_clk_simple_probe,
+ .remove = mtk_clk_simple_remove,
};
module_platform_driver(clk_mt6795_topckgen_drv);

--
2.39.0