Re: [PATCH v2 01/15] clk: qcom: branch: Add a helper for setting the enable bit

From: Bryan O'Donoghue
Date: Wed Nov 29 2023 - 15:54:09 EST


On 29/11/2023 18:59, Konrad Dybcio wrote:
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 <johan+linaro@xxxxxxxxxx>
Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
drivers/clk/qcom/clk-branch.h | 7 +++++++
1 file changed, 7 insertions(+)

diff --git a/drivers/clk/qcom/clk-branch.h b/drivers/clk/qcom/clk-branch.h
index 0cf800b9d08d..155818cc8d49 100644
--- a/drivers/clk/qcom/clk-branch.h
+++ b/drivers/clk/qcom/clk-branch.h
@@ -47,6 +47,7 @@ struct clk_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)
@@ -81,6 +82,12 @@ 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;

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>