phy: mediatek: Move mtk_mipi_dsi_phy driver into drivers/phy/mediatek folder

mtk_mipi_dsi_phy is currently placed inside mediatek drm driver, but it's
more suitable to place a phy driver into phy driver folder, so move
mtk_mipi_dsi_phy driver into phy driver folder.

Signed-off-by: Chun-Kuang Hu <[e-mail]>
Acked-by: Chunfeng Yun <[e-mail]>
Acked-by: Vinod Koul <[e-mail]>

drivers/gpu/drm/mediatek/Kconfig

···
 	select PHY_MTK_HDMI
 	help
 	  DRM/KMS HDMI driver for Mediatek SoCs
-
-config PHY_MTK_MIPI_DSI
-	tristate "Mediatek MIPI-DSI-PHY Driver"
-	depends on ARCH_MEDIATEK && OF
-	select GENERIC_PHY
-	help
-	  Support MIPI DSI PHY for Mediatek SoCs.

drivers/gpu/drm/mediatek/Makefile

···
 			  mtk_hdmi_ddc.o
 
 obj-$(CONFIG_DRM_MEDIATEK_HDMI) += mediatek-drm-hdmi.o
-
-phy-mtk-mipi-dsi-drv-objs := mtk_mipi_tx.o \
-			     mtk_mt8173_mipi_tx.o \
-			     mtk_mt8183_mipi_tx.o
-
-obj-$(CONFIG_PHY_MTK_MIPI_DSI) += phy-mtk-mipi-dsi-drv.o

drivers/gpu/drm/mediatek/mtk_mipi_tx.c drivers/phy/mediatek/phy-mtk-mipi-dsi.c

···
  * Copyright (c) 2015 MediaTek Inc.
  */
 
-#include "mtk_mipi_tx.h"
+#include "phy-mtk-mipi-dsi.h"
 
 inline struct mtk_mipi_tx *mtk_mipi_tx_from_clk_hw(struct clk_hw *hw)
 {

drivers/gpu/drm/mediatek/mtk_mt8173_mipi_tx.c drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8173.c

···
  * Author: jitao.shi <[e-mail]>
  */
 
-#include "mtk_mipi_tx.h"
+#include "phy-mtk-mipi-dsi.h"
 
 #define MIPITX_DSI_CON		0x00
 #define RG_DSI_LDOCORE_EN		BIT(0)

drivers/gpu/drm/mediatek/mtk_mt8183_mipi_tx.c drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c

···
  * Author: jitao.shi <[e-mail]>
  */
 
-#include "mtk_mipi_tx.h"
+#include "phy-mtk-mipi-dsi.h"
 
 #define MIPITX_LANE_CON		0x000c
 #define RG_DSI_CPHY_T1DRV_EN		BIT(0)

drivers/phy/mediatek/Kconfig

···
 	select GENERIC_PHY
 	help
 	  Support HDMI PHY for Mediatek SoCs.
+
+config PHY_MTK_MIPI_DSI
+	tristate "MediaTek MIPI-DSI Driver"
+	depends on ARCH_MEDIATEK && OF
+	select GENERIC_PHY
+	help
+	  Support MIPI DSI for Mediatek SoCs.

drivers/phy/mediatek/Makefile

···
 phy-mtk-hdmi-drv-y			+= phy-mtk-hdmi-mt2701.o
 phy-mtk-hdmi-drv-y			+= phy-mtk-hdmi-mt8173.o
 obj-$(CONFIG_PHY_MTK_HDMI)		+= phy-mtk-hdmi-drv.o
+
+phy-mtk-mipi-dsi-drv-y			:= phy-mtk-mipi-dsi.o
+phy-mtk-mipi-dsi-drv-y			+= phy-mtk-mipi-dsi-mt8173.o
+phy-mtk-mipi-dsi-drv-y			+= phy-mtk-mipi-dsi-mt8183.o
+obj-$(CONFIG_PHY_MTK_MIPI_DSI)		+= phy-mtk-mipi-dsi-drv.o