Enable driver model for I2C. The I2C uclass interface: probe, read,
write and speed, is implemented with the bus drivers operations,
which provide methods for bus setting and data transfer. Each chip
- device (bus child) info is kept as parent platdata. The interface
- is defined in include/i2c.h. When i2c bus driver supports the i2c
- uclass, but the device drivers not, then DM_I2C_COMPAT config can
- be used as compatibility layer.
+ device (bus child) info is kept as parent plat. The interface
+ is defined in include/i2c.h.
-config DM_I2C_COMPAT
- bool "Enable I2C compatibility layer"
- depends on DM
+config SPL_DM_I2C
+ bool "Enable Driver Model for I2C drivers in SPL"
+ depends on SPL_DM && DM_I2C
+ default y
help
- Enable old-style I2C functions for compatibility with existing code.
- This option can be enabled as a temporary measure to avoid needing
- to convert all code for a board in a single commit. It should not
- be enabled for any board in an official release.
+ Enable driver model for I2C. The I2C uclass interface: probe, read,
+ write and speed, is implemented with the bus drivers operations,
+ which provide methods for bus setting and data transfer. Each chip
+ device (bus child) info is kept as parent platdata. The interface
+ is defined in include/i2c.h.
config I2C_CROS_EC_TUNNEL
tristate "Chrome OS EC tunnel I2C bus"
bindings are supported.
Binding info: doc/device-tree-bindings/i2c/i2c-gpio.txt
+config SPL_DM_I2C_GPIO
+ bool "Enable Driver Model for software emulated I2C bus driver in SPL"
+ depends on SPL_DM && DM_I2C_GPIO && SPL_DM_GPIO && SPL_GPIO_SUPPORT
+ default y
+ help
+ Enable the i2c bus driver emulation by using the GPIOs. The bus GPIO
+ configuration is given by the device tree. Kernel-style device tree
+ bindings are supported.
+ Binding info: doc/device-tree-bindings/i2c/i2c-gpio.txt
+
config SYS_I2C_AT91
bool "Atmel I2C driver"
depends on DM_I2C && ARCH_AT91
i2c-gpio driver unless your system can cope with this limitation.
Binding info: doc/device-tree-bindings/i2c/i2c-at91.txt
+config SYS_I2C_IPROC
+ bool "Broadcom I2C driver"
+ depends on DM_I2C
+ help
+ Broadcom I2C driver.
+ Add support for Broadcom I2C driver.
+ Say yes here to to enable the Broadco I2C driver.
+
config SYS_I2C_FSL
bool "Freescale I2C bus driver"
depends on DM_I2C
config SYS_I2C_CADENCE
tristate "Cadence I2C Controller"
- depends on DM_I2C && (ARCH_ZYNQ || ARM64)
+ depends on DM_I2C
help
Say yes here to select Cadence I2C Host Controller. This controller is
e.g. used by Xilinx Zynq.
+config SYS_I2C_CA
+ tristate "Cortina-Access I2C Controller"
+ depends on DM_I2C && CORTINA_PLATFORM
+ default n
+ help
+ Add support for the Cortina Access I2C host controller.
+ Say yes here to select Cortina-Access I2C Host Controller.
+
+config SYS_I2C_DAVINCI
+ bool "Davinci I2C Controller"
+ depends on (ARCH_KEYSTONE || ARCH_DAVINCI)
+ help
+ Say yes here to add support for Davinci and Keystone I2C controller
+
config SYS_I2C_DW
bool "Designware I2C Controller"
default n
config SYS_I2C_MXC
bool "NXP MXC I2C driver"
help
- Add support for the NXP I2C driver. This supports upto for bus
- channels and operating on standard mode upto 100 kbits/s and fast
- mode upto 400 kbits/s.
+ Add support for the NXP I2C driver. This supports up to four bus
+ channels and operating on standard mode up to 100 kbits/s and fast
+ mode up to 400 kbits/s.
-if SYS_I2C_MXC
+# These settings are not used with DM_I2C, however SPL doesn't use
+# DM_I2C even if DM_I2C is enabled, and so might use these settings even
+# when main u-boot does not!
+if SYS_I2C_MXC && (!DM_I2C || SPL)
config SYS_I2C_MXC_I2C1
bool "NXP MXC I2C1"
help
if SYS_I2C_MXC_I2C1
config SYS_MXC_I2C1_SPEED
int "I2C Channel 1 speed"
- default 40000000 if TARGET_LS2080A_SIMU || TARGET_LS2080A_EMU
+ default 40000000 if TARGET_LS2080A_EMU
default 100000
help
MXC I2C Channel 1 speed
if SYS_I2C_MXC_I2C2
config SYS_MXC_I2C2_SPEED
int "I2C Channel 2 speed"
- default 40000000 if TARGET_LS2080A_SIMU || TARGET_LS2080A_EMU
+ default 40000000 if TARGET_LS2080A_EMU
default 100000
help
MXC I2C Channel 2 speed
MXC I2C8 Slave
endif
+config SYS_I2C_NEXELL
+ bool "Nexell I2C driver"
+ depends on DM_I2C
+ help
+ Add support for the Nexell I2C driver. This is used with various
+ Nexell parts such as S5Pxx18 series SoCs. All chips
+ have several I2C ports and all are provided, controlled by the
+ device tree.
+
+config SYS_I2C_OCORES
+ bool "ocores I2C driver"
+ depends on DM_I2C
+ help
+ Add support for ocores I2C controller. For details see
+ https://opencores.org/projects/i2c
+
config SYS_I2C_OMAP24XX
bool "TI OMAP2+ I2C driver"
- depends on ARCH_OMAP2PLUS
+ depends on ARCH_OMAP2PLUS || ARCH_K3
help
Add support for the OMAP2+ I2C driver.
help
Add support for the Rockchip I2C driver. This is used with various
Rockchip parts such as RK3126, RK3128, RK3036 and RK3288. All chips
- have several I2C ports and all are provided, controled by the
+ have several I2C ports and all are provided, controlled by the
device tree.
config SYS_I2C_SANDBOX
bus. Devices can be attached to the bus using the device tree
which specifies the driver to use. See sandbox.dts as an example.
+config SYS_I2C_OCTEON
+ bool "Octeon II/III/TX/TX2 I2C driver"
+ depends on (ARCH_OCTEON || ARCH_OCTEONTX || ARCH_OCTEONTX2) && DM_I2C
+ default y
+ help
+ Add support for the Marvell Octeon I2C driver. This is used with
+ various Octeon parts such as Octeon II/III and OcteonTX/TX2. All
+ chips have several I2C ports and all are provided, controlled by
+ the device tree.
+
config SYS_I2C_S3C24X0
bool "Samsung I2C driver"
depends on ARCH_EXYNOS4 && DM_I2C
_ Optional clock stretching
_ Software reset
+config SYS_I2C_TEGRA
+ bool "NVIDIA Tegra internal I2C controller"
+ depends on ARCH_TEGRA
+ help
+ Support for NVIDIA I2C controller available in Tegra SoCs.
+
config SYS_I2C_UNIPHIER
bool "UniPhier I2C driver"
depends on ARCH_UNIPHIER && DM_I2C
Support for UniPhier FIFO-builtin I2C controller driver.
This I2C controller is used on PH1-Pro4 or newer UniPhier SoCs.
+config SYS_I2C_VERSATILE
+ bool "Arm Ltd Versatile I2C bus driver"
+ depends on DM_I2C && TARGET_VEXPRESS64_JUNO
+ help
+ Add support for the Arm Ltd Versatile Express I2C driver. The I2C host
+ controller is present in the development boards manufactured by Arm Ltd.
+
config SYS_I2C_MVTWSI
bool "Marvell I2C driver"
depends on DM_I2C
help
Define the maximum number of available I2C buses.
-config SYS_I2C_ZYNQ
- bool "Xilinx I2C driver"
- depends on ARCH_ZYNQMP || ARCH_ZYNQ
- help
- Support for Xilinx I2C controller.
-
-config SYS_I2C_ZYNQ_SLAVE
- hex "Set slave addr"
- depends on SYS_I2C_ZYNQ
- default 0
- help
- Set CONFIG_SYS_I2C_ZYNQ_SLAVE for slave addr.
-
-config SYS_I2C_ZYNQ_SPEED
- int "Set I2C speed"
- depends on SYS_I2C_ZYNQ
- default 100000
- help
- Set CONFIG_SYS_I2C_ZYNQ_SPEED for speed setting.
-
-config ZYNQ_I2C0
- bool "Xilinx I2C0 controller"
- depends on SYS_I2C_ZYNQ
- help
- Enable Xilinx I2C0 controller.
-
-config ZYNQ_I2C1
- bool "Xilinx I2C1 controller"
- depends on SYS_I2C_ZYNQ
+config SYS_I2C_XILINX_XIIC
+ bool "Xilinx AXI I2C driver"
+ depends on DM_I2C
help
- Enable Xilinx I2C1 controller.
+ Support for Xilinx AXI I2C controller.
config SYS_I2C_IHS
bool "gdsys IHS I2C driver"
projects / J-u-boot.git / blobdiff