The DW I2C controller in the SPEAr SoCs doesn't support the enable status register check. This patch selects SYS_I2C_DW_ENABLE_STATUS_UNSUPPORTED for these boards.
Signed-off-by: Stefan Roese sr@denx.de Cc: Heiko Schocher hs@denx.de --- drivers/i2c/Kconfig | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig index 48ab486..3b9f5f5 100644 --- a/drivers/i2c/Kconfig +++ b/drivers/i2c/Kconfig @@ -73,6 +73,16 @@ config SYS_I2C_DW controller is used in various SoCs, e.g. the ST SPEAr, Altera SoCFPGA, Synopsys ARC700 and some Intel x86 SoCs.
+config SYS_I2C_DW_ENABLE_STATUS_UNSUPPORTED + bool "DW I2C Enable Status Register not supported" + depends on SYS_I2C_DW && (TARGET_SPEAR300 || TARGET_SPEAR310 || \ + TARGET_SPEAR320 || TARGET_SPEAR600 || TARGET_X600) + default y + help + Some versions of the Designware I2C controller do not support the + enable status register. This config option can be enabled in such + cases. + config SYS_I2C_INTEL bool "Intel I2C/SMBUS driver" depends on DM_I2C