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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/clk/hisilicon/clk-hip04.c
parentInitial commit. (diff)
downloadlinux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz
linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/clk/hisilicon/clk-hip04.c')
-rw-r--r--drivers/clk/hisilicon/clk-hip04.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/clk/hisilicon/clk-hip04.c b/drivers/clk/hisilicon/clk-hip04.c
new file mode 100644
index 000000000..785b9faf3
--- /dev/null
+++ b/drivers/clk/hisilicon/clk-hip04.c
@@ -0,0 +1,42 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Hisilicon HiP04 clock driver
+ *
+ * Copyright (c) 2013-2014 Hisilicon Limited.
+ * Copyright (c) 2013-2014 Linaro Limited.
+ *
+ * Author: Haojian Zhuang <haojian.zhuang@linaro.org>
+ */
+
+#include <linux/kernel.h>
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/slab.h>
+
+#include <dt-bindings/clock/hip04-clock.h>
+
+#include "clk.h"
+
+/* fixed rate clocks */
+static struct hisi_fixed_rate_clock hip04_fixed_rate_clks[] __initdata = {
+ { HIP04_OSC50M, "osc50m", NULL, 0, 50000000, },
+ { HIP04_CLK_50M, "clk50m", NULL, 0, 50000000, },
+ { HIP04_CLK_168M, "clk168m", NULL, 0, 168750000, },
+};
+
+static void __init hip04_clk_init(struct device_node *np)
+{
+ struct hisi_clock_data *clk_data;
+
+ clk_data = hisi_clk_init(np, HIP04_NR_CLKS);
+ if (!clk_data)
+ return;
+
+ hisi_clk_register_fixed_rate(hip04_fixed_rate_clks,
+ ARRAY_SIZE(hip04_fixed_rate_clks),
+ clk_data);
+}
+CLK_OF_DECLARE(hip04_clk, "hisilicon,hip04-clock", hip04_clk_init);