Add acpu clock, including sft clock controlling hi6220 coresight module
Signed-off-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxx>
Signed-off-by: Li Pengcheng <lipengcheng8@xxxxxxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
---
Verified on clk-next, v.12-rc1
.../devicetree/bindings/clock/hi6220-clock.txt | 1 +
drivers/clk/hisilicon/clk-hi6220.c | 23 ++++++++++++++++++++++
include/dt-bindings/clock/hi6220-clock.h | 4 ++++
3 files changed, 28 insertions(+)
diff --git a/Documentation/devicetree/bindings/clock/hi6220-clock.txt b/Documentation/devicetree/bindings/clock/hi6220-clock.txt
index e4d5fea..ef3deb7 100644
--- a/Documentation/devicetree/bindings/clock/hi6220-clock.txt
+++ b/Documentation/devicetree/bindings/clock/hi6220-clock.txt
@@ -11,6 +11,7 @@ Required Properties:
- compatible: the compatible should be one of the following strings to
indicate the clock controller functionality.
+ - "hisilicon,hi6220-acpu-sctrl"
- "hisilicon,hi6220-aoctrl"
- "hisilicon,hi6220-sysctrl"
- "hisilicon,hi6220-mediactrl"
diff --git a/drivers/clk/hisilicon/clk-hi6220.c b/drivers/clk/hisilicon/clk-hi6220.c
index 2ae151c..fc8813f 100644
--- a/drivers/clk/hisilicon/clk-hi6220.c
+++ b/drivers/clk/hisilicon/clk-hi6220.c
@@ -285,3 +285,26 @@ static void __init hi6220_clk_power_init(struct device_node *np)
ARRAY_SIZE(hi6220_div_clks_power), clk_data);
}
CLK_OF_DECLARE(hi6220_clk_power, "hisilicon,hi6220-pmctrl", hi6220_clk_power_init);
+
+
+/* clocks in acpu */
+static const struct hisi_gate_clock hi6220_acpu_sc_gate_sep_clks[] = {
+ { HI6220_ACPU_SFT_AT_S, "sft_at_s", "cs_atb",
+ CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED, 0xc, 11, 0, },
+};
+
+static void __init hi6220_clk_acpu_init(struct device_node *np)
+{
+ struct hisi_clock_data *clk_data;
+ int nr = ARRAY_SIZE(hi6220_acpu_sc_gate_sep_clks);
+
+ clk_data = hisi_clk_init(np, nr);
+ if (!clk_data)
+ return;
+
+ hisi_clk_register_gate_sep(hi6220_acpu_sc_gate_sep_clks,
+ ARRAY_SIZE(hi6220_acpu_sc_gate_sep_clks),
+ clk_data);
+}
+
+CLK_OF_DECLARE(hi6220_clk_acpu, "hisilicon,hi6220-acpu-sctrl", hi6220_clk_acpu_init);
diff --git a/include/dt-bindings/clock/hi6220-clock.h b/include/dt-bindings/clock/hi6220-clock.h
index b8ba665..409cc02 100644
--- a/include/dt-bindings/clock/hi6220-clock.h
+++ b/include/dt-bindings/clock/hi6220-clock.h
@@ -174,4 +174,8 @@
#define HI6220_DDRC_AXI1 7
#define HI6220_POWER_NR_CLKS 8
+
+/* clk in Hi6220 acpu sctrl */
+#define HI6220_ACPU_SFT_AT_S 0
+
#endif
--
2.7.4
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