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* [PATCH] clk: meson: gxbb: remove IGNORE_UNUSED from mmc clocks
@ 2017-12-04 13:34 Jerome Brunet
  2017-12-08 18:50 ` Kevin Hilman
  0 siblings, 1 reply; 3+ messages in thread
From: Jerome Brunet @ 2017-12-04 13:34 UTC (permalink / raw)
  To: Neil Armstrong; +Cc: Jerome Brunet, linux-amlogic, linux-clk, linux-kernel

Remove CLK_IGNORE_UNUSED from mmc clocks. This was only needed while the
mmc driver incorrectly used the xtal as source instead of the mmc
clock. Now, the driver takes the correct clock, CCF is aware that the
clock is being used and we can remove this flag.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
 drivers/clk/meson/gxbb.c | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c
index ae385310e980..182ed00e2ec5 100644
--- a/drivers/clk/meson/gxbb.c
+++ b/drivers/clk/meson/gxbb.c
@@ -1031,17 +1031,7 @@ static struct clk_gate gxbb_sd_emmc_a_clk0 = {
 		.ops = &clk_gate_ops,
 		.parent_names = (const char *[]){ "sd_emmc_a_clk0_div" },
 		.num_parents = 1,
-
-		/*
-		 * FIXME:
-		 * We need CLK_IGNORE_UNUSED because mmc DT node point to xtal
-		 * instead of this clock. CCF would gate this on boot, killing
-		 * the mmc controller. Please remove this flag once DT properly
-		 * point to this clock instead of xtal
-		 *
-		 * Same goes for emmc B and C clocks
-		 */
-		.flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED,
+		.flags = CLK_SET_RATE_PARENT,
 	},
 };
 
@@ -1084,7 +1074,7 @@ static struct clk_gate gxbb_sd_emmc_b_clk0 = {
 		.ops = &clk_gate_ops,
 		.parent_names = (const char *[]){ "sd_emmc_b_clk0_div" },
 		.num_parents = 1,
-		.flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED,
+		.flags = CLK_SET_RATE_PARENT,
 	},
 };
 
@@ -1127,7 +1117,7 @@ static struct clk_gate gxbb_sd_emmc_c_clk0 = {
 		.ops = &clk_gate_ops,
 		.parent_names = (const char *[]){ "sd_emmc_c_clk0_div" },
 		.num_parents = 1,
-		.flags = CLK_SET_RATE_PARENT | CLK_IGNORE_UNUSED,
+		.flags = CLK_SET_RATE_PARENT,
 	},
 };
 
-- 
2.14.3

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] clk: meson: gxbb: remove IGNORE_UNUSED from mmc clocks
  2017-12-04 13:34 [PATCH] clk: meson: gxbb: remove IGNORE_UNUSED from mmc clocks Jerome Brunet
@ 2017-12-08 18:50 ` Kevin Hilman
  2017-12-08 21:01   ` Jerome Brunet
  0 siblings, 1 reply; 3+ messages in thread
From: Kevin Hilman @ 2017-12-08 18:50 UTC (permalink / raw)
  To: Jerome Brunet; +Cc: Neil Armstrong, linux-amlogic, linux-clk, linux-kernel

Jerome Brunet <jbrunet@baylibre.com> writes:

> Remove CLK_IGNORE_UNUSED from mmc clocks. This was only needed while the
> mmc driver incorrectly used the xtal as source instead of the mmc
> clock. Now, the driver takes the correct clock, CCF is aware that the
> clock is being used and we can remove this flag.
>
> Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>

Acked-by: Kevin Hilman <khilman@baylibre.com>

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] clk: meson: gxbb: remove IGNORE_UNUSED from mmc clocks
  2017-12-08 18:50 ` Kevin Hilman
@ 2017-12-08 21:01   ` Jerome Brunet
  0 siblings, 0 replies; 3+ messages in thread
From: Jerome Brunet @ 2017-12-08 21:01 UTC (permalink / raw)
  To: Kevin Hilman; +Cc: Neil Armstrong, linux-amlogic, linux-clk, linux-kernel

On Fri, 2017-12-08 at 10:50 -0800, Kevin Hilman wrote:
> Jerome Brunet <jbrunet@baylibre.com> writes:
> 
> > Remove CLK_IGNORE_UNUSED from mmc clocks. This was only needed while the
> > mmc driver incorrectly used the xtal as source instead of the mmc
> > clock. Now, the driver takes the correct clock, CCF is aware that the
> > clock is being used and we can remove this flag.
> > 
> > Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
> 
> Acked-by: Kevin Hilman <khilman@baylibre.com>

Thanks Kevin
Applied

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2017-12-08 21:01 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2017-12-04 13:34 [PATCH] clk: meson: gxbb: remove IGNORE_UNUSED from mmc clocks Jerome Brunet
2017-12-08 18:50 ` Kevin Hilman
2017-12-08 21:01   ` Jerome Brunet

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