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Message-Id: <20230221115549.360132-40-angelogioacchino.delregno@collabora.com>
Date:   Tue, 21 Feb 2023 12:55:34 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     mturquette@...libre.com
Cc:     sboyd@...nel.org, matthias.bgg@...il.com,
        angelogioacchino.delregno@...labora.com, wenst@...omium.org,
        johnson.wang@...iatek.com, miles.chen@...iatek.com,
        chun-jie.chen@...iatek.com, daniel@...rotopia.org,
        fparent@...libre.com, msp@...libre.com, nfraprado@...labora.com,
        rex-bc.chen@...iatek.com, zhaojh329@...il.com,
        sam.shih@...iatek.com, edward-jw.yang@...iatek.com,
        yangyingliang@...wei.com, granquet@...libre.com,
        pablo.sun@...iatek.com, sean.wang@...iatek.com,
        chen.zhong@...iatek.com, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Subject: [PATCH v4 39/54] clk: mediatek: Split MT8195 clock drivers and allow module build

MT8195 clock drivers were encapsulated in one single (and big) Kconfig
option: there's no reason to do that, as it is totally unnecessary to
build in all or none of them.

Split them out: keep boot-critical clocks as bool and allow choosing
non critical clocks as tristate.

As a note, the dependencies of VDEC/VENCSYS and CAM/IMG/IPE/WPESYS
are not for build-time but rather for runtime, as clocks registered
by those have runtime dependencies on either or both VPP and IMGSYS.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Reviewed-by: Chen-Yu Tsai <wenst@...omium.org>
---
 drivers/clk/mediatek/Kconfig  | 100 ++++++++++++++++++++++++++++++++++
 drivers/clk/mediatek/Makefile |  20 ++++---
 2 files changed, 113 insertions(+), 7 deletions(-)

diff --git a/drivers/clk/mediatek/Kconfig b/drivers/clk/mediatek/Kconfig
index 45b7aea7648d..ab47b9ec64af 100644
--- a/drivers/clk/mediatek/Kconfig
+++ b/drivers/clk/mediatek/Kconfig
@@ -692,6 +692,106 @@ config COMMON_CLK_MT8195
         help
           This driver supports MediaTek MT8195 clocks.
 
+config COMMON_CLK_MT8195_APUSYS
+	tristate "Clock driver for MediaTek MT8195 apusys"
+	depends on COMMON_CLK_MT8195
+	default COMMON_CLK_MT8195
+	help
+	  This driver supports MediaTek MT8195 AI Processor Unit System clocks.
+
+config COMMON_CLK_MT8195_AUDSYS
+	tristate "Clock driver for MediaTek MT8195 audsys"
+	depends on COMMON_CLK_MT8195
+	default COMMON_CLK_MT8195
+	help
+	  This driver supports MediaTek MT8195 audsys clocks.
+
+config COMMON_CLK_MT8195_IMP_IIC_WRAP
+	tristate "Clock driver for MediaTek MT8195 imp_iic_wrap"
+	depends on COMMON_CLK_MT8195
+	default COMMON_CLK_MT8195
+	help
+	  This driver supports MediaTek MT8195 I2C/I3C clocks.
+
+config COMMON_CLK_MT8195_MFGCFG
+	tristate "Clock driver for MediaTek MT8195 mfgcfg"
+	depends on COMMON_CLK_MT8195
+	default COMMON_CLK_MT8195
+	help
+	  This driver supports MediaTek MT8195 mfgcfg clocks.
+
+config COMMON_CLK_MT8195_MSDC
+	tristate "Clock driver for MediaTek MT8195 msdc"
+	depends on COMMON_CLK_MT8195
+	default COMMON_CLK_MT8195
+	help
+	  This driver supports MediaTek MT8195 MMC and SD Controller's
+	  msdc and msdc_top clocks.
+
+config COMMON_CLK_MT8195_SCP_ADSP
+	tristate "Clock driver for MediaTek MT8195 scp_adsp"
+	depends on COMMON_CLK_MT8195
+	default COMMON_CLK_MT8195
+	help
+	  This driver supports MediaTek MT8195 System Companion Processor
+	  Audio DSP clocks.
+
+config COMMON_CLK_MT8195_VDOSYS
+	tristate "Clock driver for MediaTek MT8195 vdosys"
+	depends on COMMON_CLK_MT8195
+	default COMMON_CLK_MT8195
+	help
+	  This driver supports MediaTek MT8195 vdosys0/1 (multimedia) clocks.
+
+config COMMON_CLK_MT8195_VPPSYS
+	tristate "Clock driver for MediaTek MT8195 vppsys"
+	depends on COMMON_CLK_MT8195
+	default COMMON_CLK_MT8195
+	help
+	  This driver supports MediaTek MT8195 vppsys0/1 clocks.
+
+config COMMON_CLK_MT8195_CAMSYS
+	tristate "Clock driver for MediaTek MT8195 camsys"
+	depends on COMMON_CLK_MT8195_VPPSYS
+	default COMMON_CLK_MT8195_VPPSYS
+	help
+	  This driver supports MediaTek MT8195 camsys and camsys_raw clocks.
+
+config COMMON_CLK_MT8195_IMGSYS
+	tristate "Clock driver for MediaTek MT8195 imgsys"
+	depends on COMMON_CLK_MT8195_VPPSYS
+	default COMMON_CLK_MT8195_VPPSYS
+	help
+	  This driver supports MediaTek MT8195 imgsys and imgsys2 clocks.
+
+config COMMON_CLK_MT8195_IPESYS
+	tristate "Clock driver for MediaTek MT8195 ipesys"
+	depends on COMMON_CLK_MT8195_IMGSYS
+	default COMMON_CLK_MT8195_IMGSYS
+	help
+	  This driver supports MediaTek MT8195 ipesys clocks.
+
+config COMMON_CLK_MT8195_WPESYS
+	tristate "Clock driver for MediaTek MT8195 wpesys"
+	depends on COMMON_CLK_MT8195_IMGSYS
+	default COMMON_CLK_MT8195_IMGSYS
+	help
+	  This driver supports MediaTek MT8195 Warp Engine clocks.
+
+config COMMON_CLK_MT8195_VDECSYS
+	tristate "Clock driver for MediaTek MT8195 vdecsys"
+	depends on COMMON_CLK_MT8195_VPPSYS
+	default COMMON_CLK_MT8195_VPPSYS
+	help
+	  This driver supports MediaTek MT8195 vdecsys and vdecsys_soc clocks.
+
+config COMMON_CLK_MT8195_VENCSYS
+	tristate "Clock driver for MediaTek MT8195 vencsys"
+	depends on COMMON_CLK_MT8195_VPPSYS
+	default COMMON_CLK_MT8195_VPPSYS
+	help
+	  This driver supports MediaTek MT8195 vencsys clocks.
+
 config COMMON_CLK_MT8365
 	tristate "Clock driver for MediaTek MT8365"
 	depends on ARCH_MEDIATEK || COMPILE_TEST
diff --git a/drivers/clk/mediatek/Makefile b/drivers/clk/mediatek/Makefile
index 3133ad8c2028..63351957f862 100644
--- a/drivers/clk/mediatek/Makefile
+++ b/drivers/clk/mediatek/Makefile
@@ -106,13 +106,19 @@ obj-$(CONFIG_COMMON_CLK_MT8192_SCP_ADSP) += clk-mt8192-scp_adsp.o
 obj-$(CONFIG_COMMON_CLK_MT8192_VDECSYS) += clk-mt8192-vdec.o
 obj-$(CONFIG_COMMON_CLK_MT8192_VENCSYS) += clk-mt8192-venc.o
 obj-$(CONFIG_COMMON_CLK_MT8195) += clk-mt8195-apmixedsys.o clk-mt8195-topckgen.o \
-				   clk-mt8195-peri_ao.o clk-mt8195-infra_ao.o \
-				   clk-mt8195-cam.o clk-mt8195-ccu.o clk-mt8195-img.o \
-				   clk-mt8195-ipe.o clk-mt8195-mfg.o clk-mt8195-scp_adsp.o \
-				   clk-mt8195-vdec.o clk-mt8195-vdo0.o clk-mt8195-vdo1.o \
-				   clk-mt8195-venc.o clk-mt8195-vpp0.o clk-mt8195-vpp1.o \
-				   clk-mt8195-wpe.o clk-mt8195-imp_iic_wrap.o \
-				   clk-mt8195-apusys_pll.o
+				   clk-mt8195-peri_ao.o clk-mt8195-infra_ao.o
+obj-$(CONFIG_COMMON_CLK_MT8195_APUSYS) += clk-mt8195-apusys_pll.o
+obj-$(CONFIG_COMMON_CLK_MT8195_CAMSYS) += clk-mt8195-cam.o clk-mt8195-ccu.o
+obj-$(CONFIG_COMMON_CLK_MT8195_IMGSYS) += clk-mt8195-img.o
+obj-$(CONFIG_COMMON_CLK_MT8195_IMP_IIC_WRAP) += clk-mt8195-imp_iic_wrap.o
+obj-$(CONFIG_COMMON_CLK_MT8195_IPESYS) += clk-mt8195-ipe.o
+obj-$(CONFIG_COMMON_CLK_MT8195_MFGCFG) += clk-mt8195-mfg.o
+obj-$(CONFIG_COMMON_CLK_MT8195_SCP_ADSP) += clk-mt8195-scp_adsp.o
+obj-$(CONFIG_COMMON_CLK_MT8195_VDECSYS) += clk-mt8195-vdec.o
+obj-$(CONFIG_COMMON_CLK_MT8195_VDOSYS) += clk-mt8195-vdo0.o clk-mt8195-vdo1.o
+obj-$(CONFIG_COMMON_CLK_MT8195_VENCSYS) += clk-mt8195-venc.o
+obj-$(CONFIG_COMMON_CLK_MT8195_VPPSYS) += clk-mt8195-vpp0.o clk-mt8195-vpp1.o
+obj-$(CONFIG_COMMON_CLK_MT8195_WPESYS) += clk-mt8195-wpe.o
 obj-$(CONFIG_COMMON_CLK_MT8365) += clk-mt8365.o clk-mt8365-apmixedsys.o
 obj-$(CONFIG_COMMON_CLK_MT8365_APU) += clk-mt8365-apu.o
 obj-$(CONFIG_COMMON_CLK_MT8365_CAM) += clk-mt8365-cam.o
-- 
2.39.1

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