From: Tony Lindgren tony@atomide.com
[ Upstream commit 1cc54078d104f5b4d7e9f8d55362efa5a8daffdb ]
We need to always call clkdm_clk_enable() and clkdm_clk_disable() even the clkctrl clock(s) enabled for the domain do not have any gate register bits. Otherwise clockdomains may never get enabled except when devices get probed with the legacy "ti,hwmods" devicetree property.
Fixes: 88a172526c32 ("clk: ti: add support for clkctrl clocks") Signed-off-by: Tony Lindgren tony@atomide.com Signed-off-by: Stephen Boyd sboyd@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/clk/ti/clkctrl.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/clk/ti/clkctrl.c b/drivers/clk/ti/clkctrl.c index 421b05392220..ca3218337fd7 100644 --- a/drivers/clk/ti/clkctrl.c +++ b/drivers/clk/ti/clkctrl.c @@ -137,9 +137,6 @@ static int _omap4_clkctrl_clk_enable(struct clk_hw *hw) int ret; union omap4_timeout timeout = { 0 };
- if (!clk->enable_bit) - return 0; - if (clk->clkdm) { ret = ti_clk_ll_ops->clkdm_clk_enable(clk->clkdm, hw->clk); if (ret) { @@ -151,6 +148,9 @@ static int _omap4_clkctrl_clk_enable(struct clk_hw *hw) } }
+ if (!clk->enable_bit) + return 0; + val = ti_clk_ll_ops->clk_readl(&clk->enable_reg);
val &= ~OMAP4_MODULEMODE_MASK; @@ -179,7 +179,7 @@ static void _omap4_clkctrl_clk_disable(struct clk_hw *hw) union omap4_timeout timeout = { 0 };
if (!clk->enable_bit) - return; + goto exit;
val = ti_clk_ll_ops->clk_readl(&clk->enable_reg);