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kernel: add support for DesignWare I2C Platform controller

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Add kernel package for DesignWare I2C platform controller.
This controller is used on the RP1 SoC found on RPi 5 devices.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
This commit is contained in:
Álvaro Fernández Rojas 2025-06-08 17:03:30 +02:00
parent 4987239913
commit 84922a1e34
3 changed files with 24 additions and 2 deletions
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22
package/kernel/linux/modules/i2c.mk
View file

@ -116,17 +116,35 @@ I2C_DWPCI_MODULES:= \
define KernelPackage/i2c-designware-pci
$(call i2c_defaults,$(I2C_DWPCI_MODULES),59)
TITLE:=Synopsys DesignWare PCI
TITLE:=Synopsys DesignWare I2C PCI
DEPENDS:=@PCI_SUPPORT +kmod-i2c-designware-core +kmod-i2c-ccgs-ucsi
endef
define KernelPackage/i2c-designware-pci/description
Support for Synopsys DesignWare I2C controller. Only master mode is supported.
Support for Synopsys DesignWare I2C PCI controller. Only master mode is
supported.
endef
$(eval $(call KernelPackage,i2c-designware-pci))
I2C_DWPLAT_MODULES:= \
CONFIG_I2C_DESIGNWARE_PLATFORM:drivers/i2c/busses/i2c-designware-platform
define KernelPackage/i2c-designware-platform
$(call i2c_defaults,$(I2C_DWPLAT_MODULES),59)
TITLE:=Synopsys DesignWare I2C Platform
DEPENDS:=+kmod-i2c-designware-core
endef
define KernelPackage/i2c-designware-platform/description
Support for Synopsys DesignWare I2C Platform controller. Only master mode
is supported.
endef
$(eval $(call KernelPackage,i2c-designware-platform))
I2C_GPIO_MODULES:= \
CONFIG_I2C_GPIO:drivers/i2c/busses/i2c-gpio

2
target/linux/generic/config-6.12
View file

@ -2517,6 +2517,8 @@ CONFIG_HZ_100=y
# CONFIG_I2C_DEBUG_BUS is not set
# CONFIG_I2C_DEBUG_CORE is not set
# CONFIG_I2C_DEMUX_PINCTRL is not set
# CONFIG_I2C_DESIGNWARE_AMDPSP is not set
# CONFIG_I2C_DESIGNWARE_BAYTRAIL is not set
# CONFIG_I2C_DESIGNWARE_CORE is not set
# CONFIG_I2C_DESIGNWARE_PCI is not set
# CONFIG_I2C_DESIGNWARE_PLATFORM is not set

2
target/linux/generic/config-6.6
View file

@ -2459,6 +2459,8 @@ CONFIG_HZ_100=y
# CONFIG_I2C_DEBUG_BUS is not set
# CONFIG_I2C_DEBUG_CORE is not set
# CONFIG_I2C_DEMUX_PINCTRL is not set
# CONFIG_I2C_DESIGNWARE_AMDPSP is not set
# CONFIG_I2C_DESIGNWARE_BAYTRAIL is not set
# CONFIG_I2C_DESIGNWARE_PCI is not set
# CONFIG_I2C_DESIGNWARE_PLATFORM is not set
# CONFIG_I2C_DESIGNWARE_SLAVE is not set