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Diffstat (limited to 'drivers/clk/meson/meson-clkc-utils.c')
-rw-r--r--drivers/clk/meson/meson-clkc-utils.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/drivers/clk/meson/meson-clkc-utils.c b/drivers/clk/meson/meson-clkc-utils.c
new file mode 100644
index 0000000000..7370644e80
--- /dev/null
+++ b/drivers/clk/meson/meson-clkc-utils.c
@@ -0,0 +1,25 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2023 Neil Armstrong <neil.armstrong@linaro.org>
+ */
+
+#include <linux/of_device.h>
+#include <linux/clk-provider.h>
+#include <linux/module.h>
+#include "meson-clkc-utils.h"
+
+struct clk_hw *meson_clk_hw_get(struct of_phandle_args *clkspec, void *clk_hw_data)
+{
+ const struct meson_clk_hw_data *data = clk_hw_data;
+ unsigned int idx = clkspec->args[0];
+
+ if (idx >= data->num) {
+ pr_err("%s: invalid index %u\n", __func__, idx);
+ return ERR_PTR(-EINVAL);
+ }
+
+ return data->hws[idx];
+}
+EXPORT_SYMBOL_GPL(meson_clk_hw_get);
+
+MODULE_LICENSE("GPL");