clk: create meson directory and move related drivers

In order to support the Amlogic G12A clock controller,
re-architect the clock files into a meson directory.

No functionnal changes.

MAINTAINERS entry is also updated.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>

MAINTAINERS

@@ -93,7 +93,7 @@ L:	u-boot-amlogic@groups.io
 T:	git git://git.denx.de/u-boot-amlogic.git
 F:	arch/arm/mach-meson/
 F:	arch/arm/include/asm/arch-meson/
-F:	drivers/clk/clk_meson*
+F:	drivers/clk/meson/
 F:	drivers/serial/serial_meson.c
 F:	drivers/reset/reset-meson.c
 F:	drivers/i2c/meson_i2c.c

drivers/clk/Kconfig

@@ -101,6 +101,7 @@ config CLK_STM32MP1
 source "drivers/clk/at91/Kconfig"
 source "drivers/clk/exynos/Kconfig"
 source "drivers/clk/imx/Kconfig"
+source "drivers/clk/meson/Kconfig"
 source "drivers/clk/mvebu/Kconfig"
 source "drivers/clk/owl/Kconfig"
 source "drivers/clk/renesas/Kconfig"

drivers/clk/Makefile

@@ -12,7 +12,7 @@ obj-y += imx/
 obj-y += tegra/
 obj-$(CONFIG_ARCH_ASPEED) += aspeed/
 obj-$(CONFIG_ARCH_MEDIATEK) += mediatek/
-obj-$(CONFIG_ARCH_MESON) += clk_meson.o clk_meson_axg.o
+obj-$(CONFIG_ARCH_MESON) += meson/
 obj-$(CONFIG_ARCH_ROCKCHIP) += rockchip/
 obj-$(CONFIG_ARCH_SOCFPGA) += altera/
 obj-$(CONFIG_CLK_AT91) += at91/

drivers/clk/meson/Kconfig

@@ -0,0 +1,15 @@
+config CLK_MESON_GX
+	bool "Enable clock support for Amlogic GX"
+	depends on CLK && ARCH_MESON
+	default MESON_GX
+	help
+	  Enable clock support for the Amlogic GX SoC family, such as
+	  the S905, S905X/D and S912.
+
+config CLK_MESON_AXG
+	bool "Enable clock support for Amlogic AXG"
+	depends on CLK && ARCH_MESON
+	default MESON_AXG
+	help
+	  Enable clock support for the Amlogic AXG SoC family, such as
+	  the A113X/D

drivers/clk/meson/Makefile

@@ -0,0 +1,8 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright (c) 2019 Baylibre, SAS
+# Jerome Brunet <jbrunet@baylibre.com>
+
+obj-$(CONFIG_CLK_MESON_GX) += gxbb.o
+obj-$(CONFIG_CLK_MESON_AXG) += axg.o
+