Commit 9092d108 authored by Imran Shaik's avatar Imran Shaik Committed by Bjorn Andersson

clk: qcom: branch: Extend the invert logic for branch2 clocks

Add support to handle the invert logic for branch2 clocks.
Invert branch halt would indicate the clock ON when CLK_OFF
bit is '1' and OFF when CLK_OFF bit is '0'.
Signed-off-by: default avatarImran Shaik <quic_imrashai@quicinc.com>
Signed-off-by: default avatarTaniya Das <quic_tdas@quicinc.com>
Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230512122347.1219-2-quic_tdas@quicinc.com
parent 521302ca
......@@ -43,6 +43,7 @@ static bool clk_branch2_check_halt(const struct clk_branch *br, bool enabling)
{
u32 val;
u32 mask;
bool invert = (br->halt_check == BRANCH_HALT_ENABLE);
mask = CBCR_NOC_FSM_STATUS;
mask |= CBCR_CLK_OFF;
......@@ -51,11 +52,10 @@ static bool clk_branch2_check_halt(const struct clk_branch *br, bool enabling)
if (enabling) {
val &= mask;
return (val & CBCR_CLK_OFF) == 0 ||
return (val & CBCR_CLK_OFF) == (invert ? CBCR_CLK_OFF : 0) ||
FIELD_GET(CBCR_NOC_FSM_STATUS, val) == FSM_STATUS_ON;
} else {
return val & CBCR_CLK_OFF;
}
return (val & CBCR_CLK_OFF) == (invert ? 0 : CBCR_CLK_OFF);
}
static int clk_branch_wait(const struct clk_branch *br, bool enabling,
......
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