diff --git a/drivers/clk/x86/clk-cgu.c b/drivers/clk/x86/clk-cgu.c index 1f7e93de67bc0931934e038f750beff1ca4f4f28..4278a687076c939f3bd084fe8be1d931041c4624 100644 --- a/drivers/clk/x86/clk-cgu.c +++ b/drivers/clk/x86/clk-cgu.c @@ -354,8 +354,22 @@ int lgm_clk_register_branches(struct lgm_clk_provider *ctx, hw = lgm_clk_register_fixed_factor(ctx, list); break; case CLK_TYPE_GATE: - hw = lgm_clk_register_gate(ctx, list); + if (list->gate_flags & GATE_CLK_HW) { + hw = lgm_clk_register_gate(ctx, list); + } else { + /* + * GATE_CLKs can be controlled either from + * CGU clk driver i.e. this driver or directly + * from power management driver/daemon. It is + * dependent on the power policy/profile requirements + * of the end product. To override control of gate + * clks from this driver, provide NULL for this index + * of gate clk provider. + */ + hw = NULL; + } break; + default: dev_err(ctx->dev, "invalid clk type\n"); return -EINVAL; diff --git a/drivers/clk/x86/clk-cgu.h b/drivers/clk/x86/clk-cgu.h index 0aa0f35d63a0bcd58d0a10d54aac63b3fd7c78f5..73ce84345f81e34337e6751865b78fc17efb7a60 100644 --- a/drivers/clk/x86/clk-cgu.h +++ b/drivers/clk/x86/clk-cgu.h @@ -197,6 +197,7 @@ struct lgm_clk_branch { /* clock flags definition */ #define CLOCK_FLAG_VAL_INIT BIT(16) #define MUX_CLK_SW BIT(17) +#define GATE_CLK_HW BIT(18) #define LGM_MUX(_id, _name, _pdata, _f, _reg, \ _shift, _width, _cf, _v) \