linux-kernel - [PATCH] clk: mvebu: armada-37xx-periph: Fix the clock gate flag

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Date:   Fri, 30 Sep 2016 10:33:59 +0200
From:   Gregory CLEMENT <gregory.clement@...e-electrons.com>
To:     Mike Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>, linux-clk@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Jason Cooper <jason@...edaemon.net>, Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Gregory CLEMENT <gregory.clement@...e-electrons.com>,
        Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] clk: mvebu: armada-37xx-periph: Fix the clock gate flag

For the gate part of the peripheral clock setting the bit disables the
clock and clearing it enables the clock. This is not the default behavior
of clk_gate component, so we need to use the CLK_GATE_SET_TO_DISABLE flag.

Signed-off-by: Gregory CLEMENT <gregory.clement@...e-electrons.com>
---
 drivers/clk/mvebu/armada-37xx-periph.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/clk/mvebu/armada-37xx-periph.c b/drivers/clk/mvebu/armada-37xx-periph.c
index d5dfbad4ceab..cecb0fdfaef6 100644
--- a/drivers/clk/mvebu/armada-37xx-periph.c
+++ b/drivers/clk/mvebu/armada-37xx-periph.c
@@ -329,6 +329,7 @@ static int armada_3700_add_composite_clk(const struct clk_periph_data *data,
 		gate->lock = lock;
 		gate_ops = gate_hw->init->ops;
 		gate->reg = reg + (u64)gate->reg;
+		gate->flags = CLK_GATE_SET_TO_DISABLE;
 	}
 
 	if (data->rate_hw) {
-- 
2.9.3