diff options
Diffstat (limited to 'drivers/mfd/Kconfig')
| -rw-r--r-- | drivers/mfd/Kconfig | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig index 96b9a8792eb..b3108d5a46f 100644 --- a/drivers/mfd/Kconfig +++ b/drivers/mfd/Kconfig @@ -446,14 +446,25 @@ config EZX_PCAP config AB8500_CORE bool "ST-Ericsson AB8500 Mixed Signal Power Management chip" - depends on SPI=y && GENERIC_HARDIRQS && ABX500_CORE + depends on GENERIC_HARDIRQS && ABX500_CORE && SPI_MASTER select MFD_CORE help Select this option to enable access to AB8500 power management - chip. This connects to U8500 on the SSP/SPI bus and exports - read/write functions for the devices to get access to this chip. + chip. This connects to U8500 either on the SSP/SPI bus + or the I2C bus via PRCMU. It also adds the irq_chip + parts for handling the Mixed Signal chip events. This chip embeds various other multimedia funtionalities as well. +config AB8500_I2C_CORE + bool "AB8500 register access via PRCMU I2C" + depends on AB8500_CORE && UX500_SOC_DB8500 + default y + help + This enables register access to the AB8500 chip via PRCMU I2C. + The AB8500 chip can be accessed via SPI or I2C. On DB8500 hardware + the I2C bus is connected to the Power Reset + and Mangagement Unit, PRCMU. + config AB8500_DEBUG bool "Enable debug info via debugfs" depends on AB8500_CORE && DEBUG_FS |