phy: starfive: Add mipi dphy tx support

Add mipi dphy tx support for the StarFive JH7110 SoC.
It is a module which is used to receive data from DSI
driver and transfer data to DSI interface like mipi screen.

Signed-off-by: Shengyang Chen <shengyang.chen@starfivetech.com>
Reviewed-by: Changhuang Liang <changhuang.liang@starfivetech.com>
Link: https://lore.kernel.org/r/20240418035020.47876-3-shengyang.chen@starfivetech.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

Author: starfivesyangc

MAINTAINERS

@@ -21328,6 +21328,13 @@ S:	Supported
 F:	Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-rx.yaml
 F:	drivers/phy/starfive/phy-jh7110-dphy-rx.c
 
+STARFIVE JH7110 DPHY TX DRIVER
+M:	Keith Zhao <keith.zhao@starfivetech.com>
+M:	Shengyang Chen <shengyang.chen@starfivetech.com>
+S:	Supported
+F:	Documentation/devicetree/bindings/phy/starfive,jh7110-dphy-tx.yaml
+F:	drivers/phy/starfive/phy-jh7110-dphy-tx.c
+
 STARFIVE JH7110 MMC/SD/SDIO DRIVER
 M:	William Qiu <william.qiu@starfivetech.com>
 S:	Supported

drivers/phy/starfive/Kconfig

@@ -15,6 +15,16 @@ config PHY_STARFIVE_JH7110_DPHY_RX
 	  system. If M is selected, the module will be called
 	  phy-jh7110-dphy-rx.ko.
 
+config PHY_STARFIVE_JH7110_DPHY_TX
+	tristate "StarFive JH7110 D-PHY TX Support"
+	depends on HAS_IOMEM
+	select GENERIC_PHY
+	select GENERIC_PHY_MIPI_DPHY
+	help
+	  Choose this option if you have a StarFive D-PHY TX in your
+	  system. If M is selected, the module will be called
+	  phy-jh7110-dphy-tx.ko.
+
 config PHY_STARFIVE_JH7110_PCIE
 	tristate "Starfive JH7110 PCIE 2.0/USB 3.0 PHY support"
 	depends on HAS_IOMEM

drivers/phy/starfive/Makefile

@@ -1,4 +1,5 @@
 # SPDX-License-Identifier: GPL-2.0
 obj-$(CONFIG_PHY_STARFIVE_JH7110_DPHY_RX)	+= phy-jh7110-dphy-rx.o
+obj-$(CONFIG_PHY_STARFIVE_JH7110_DPHY_TX)	+= phy-jh7110-dphy-tx.o
 obj-$(CONFIG_PHY_STARFIVE_JH7110_PCIE)		+= phy-jh7110-pcie.o
 obj-$(CONFIG_PHY_STARFIVE_JH7110_USB)		+= phy-jh7110-usb.o