[v7,1/2] clk: qcom: branch: Add a helper for setting the enable bit

Commit Message

Konrad Dybcio Feb. 12, 2024, 4:10 p.m. UTC

We hardcode some clocks to be always-on, as they're essential to the
functioning of the SoC / some peripherals. Add a helper to do so
to make the writes less magic.

Reviewed-by: Johan Hovold <[e-mail]>
Reviewed-by: Bryan O'Donoghue <[e-mail]>
Signed-off-by: Konrad Dybcio <[e-mail]>
---
 drivers/clk/qcom/clk-branch.h | 6 ++++++
 1 file changed, 6 insertions(+)

Patch

diff --git a/drivers/clk/qcom/clk-branch.h b/drivers/clk/qcom/clk-branch.h
index 8ffed603c050..f1b3b635ff32 100644
--- a/drivers/clk/qcom/clk-branch.h
+++ b/drivers/clk/qcom/clk-branch.h
@@ -64,6 +64,7 @@  struct clk_mem_branch {
 #define CBCR_FORCE_MEM_PERIPH_OFF	BIT(12)
 #define CBCR_WAKEUP			GENMASK(11, 8)
 #define CBCR_SLEEP			GENMASK(7, 4)
+#define CBCR_CLOCK_ENABLE		BIT(0)
 
 static inline void qcom_branch_set_force_mem_core(struct regmap *regmap,
 						  struct clk_branch clk, bool on)
@@ -98,6 +99,11 @@  static inline void qcom_branch_set_sleep(struct regmap *regmap, struct clk_branc
 			   FIELD_PREP(CBCR_SLEEP, val));
 }
 
+static inline void qcom_branch_set_clk_en(struct regmap *regmap, u32 cbcr)
+{
+	regmap_update_bits(regmap, cbcr, CBCR_CLOCK_ENABLE, CBCR_CLOCK_ENABLE);
+}
+
 extern const struct clk_ops clk_branch_ops;
 extern const struct clk_ops clk_branch2_ops;
 extern const struct clk_ops clk_branch_simple_ops;