clk: meson: rework and clean drivers dependencies

Initially, the meson clock directory only hosted 2 controllers drivers,
for meson8 and gxbb. At the time, both used the same set of clock drivers
so managing the dependencies was not a big concern.

Since this ancient time, entropy did its job, controllers with different
requirement and specific clock drivers have been added. Unfortunately, we
did not do a great job at managing the dependencies between the
controllers and the different clock drivers. Some drivers, such as
clk-phase or vid-pll-div, are compiled even if they are useless on the
target (meson8). As we are adding new controllers, we need to be able to
pick a driver w/o pulling the whole thing.

The patch aims to clean things up by:
* providing a dedicated CONFIG_ for each clock drivers
* allowing clock drivers to be compiled as a modules, if possible
* stating explicitly which drivers are required by each controller.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Link: https://lkml.kernel.org/r/20190201125841.26785-5-jbrunet@baylibre.com

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/clk/meson/axg-audio.c b/drivers/clk/meson/axg-audio.c
index 8ac3a2295473..7ab200b6c3bf 100644
--- a/drivers/clk/meson/axg-audio.c
+++ b/drivers/clk/meson/axg-audio.c
@@ -14,8 +14,11 @@
 #include <linux/reset.h>
 #include <linux/slab.h>
 
-#include "clkc-audio.h"
 #include "axg-audio.h"
+#include "clk-input.h"
+#include "clk-regmap.h"
+#include "clk-phase.h"
+#include "sclk-div.h"
 
 #define AXG_MST_IN_COUNT	8
 #define AXG_SLV_SCLK_COUNT	10