From: Matthias Brugger <mbrug...@suse.com>

Switch probing for the MMSYS to support invocation to a plain
paltform device. The driver will be probed by the DRM subsystem.

Signed-off-by: Matthias Brugger <mbrug...@suse.com>

---

Changes in v7:
- free clk_data->clks as well
- get rid of private data structure

Changes in v6: None
Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 drivers/clk/mediatek/clk-mt2701-mm.c | 34 +++++++++++++++++++---------
 1 file changed, 23 insertions(+), 11 deletions(-)

diff --git a/drivers/clk/mediatek/clk-mt2701-mm.c 
b/drivers/clk/mediatek/clk-mt2701-mm.c
index 054b597d4a73..eab7dd4735ad 100644
--- a/drivers/clk/mediatek/clk-mt2701-mm.c
+++ b/drivers/clk/mediatek/clk-mt2701-mm.c
@@ -4,8 +4,10 @@
  * Author: Shunli Wang <shunli.w...@mediatek.com>
  */
 
+#include <linux/module.h>
 #include <linux/clk-provider.h>
 #include <linux/platform_device.h>
+#include <linux/slab.h>
 
 #include "clk-mtk.h"
 #include "clk-gate.h"
@@ -79,21 +81,21 @@ static const struct mtk_gate mm_clks[] = {
        GATE_DISP1(CLK_MM_TVE_FMM, "mm_tve_fmm", "mm_sel", 14),
 };
 
-static const struct of_device_id of_match_clk_mt2701_mm[] = {
-       { .compatible = "mediatek,mt2701-mmsys", },
-       {}
-};
-
 static int clk_mt2701_mm_probe(struct platform_device *pdev)
 {
-       struct clk_onecell_data *clk_data;
        int r;
-       struct device_node *node = pdev->dev.of_node;
+       struct device_node *node = pdev->dev.parent->of_node;
+       struct clk_onecell_data *clk_data;
+
+       clk_data = devm_kzalloc(&pdev->dev, sizeof(*clk_data), GFP_KERNEL);
+       if (!clk_data)
+               return -ENOMEM;
 
        clk_data = mtk_alloc_clk_data(CLK_MM_NR);
 
-       mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks),
-                                               clk_data);
+       platform_set_drvdata(pdev, clk_data);
+
+       mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), clk_data);
 
        r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
        if (r)
@@ -104,12 +106,22 @@ static int clk_mt2701_mm_probe(struct platform_device 
*pdev)
        return r;
 }
 
+static int clk_mt2701_mm_remove(struct platform_device *pdev)
+{
+       struct clk_onecell_data *clk_data = platform_get_drvdata(pdev);
+
+       kfree(clk_data->clks);
+       kfree(clk_data);
+
+       return 0;
+}
+
 static struct platform_driver clk_mt2701_mm_drv = {
        .probe = clk_mt2701_mm_probe,
+       .remove = clk_mt2701_mm_remove,
        .driver = {
                .name = "clk-mt2701-mm",
-               .of_match_table = of_match_clk_mt2701_mm,
        },
 };
 
-builtin_platform_driver(clk_mt2701_mm_drv);
+module_platform_driver(clk_mt2701_mm_drv);
-- 
2.24.1

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