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-rw-r--r--drivers/gpio/Kconfig12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index c8c6c60623..14a14be917 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -99,12 +99,16 @@ config LPC32XX_GPIO
help
Support for the LPC32XX GPIO driver.
-config MSCC_BITBANG_SPI_GPIO
- bool "Microsemi bitbang spi GPIO driver"
+config MSCC_SGPIO
+ bool "Microsemi Serial GPIO driver"
depends on DM_GPIO && SOC_VCOREIII
help
- Support controlling the GPIO used for SPI bitbang by software. Can
- be used by the VCoreIII SoCs, but it was mainly useful for Luton.
+ Support for the VCoreIII SoC serial GPIO device. By using a
+ serial interface, the SIO controller significantly extends
+ the number of available GPIOs with a minimum number of
+ additional pins on the device. The primary purpose of the
+ SIO controller is to connect control signals from SFP
+ modules and to act as an LED controller.
config MSM_GPIO
bool "Qualcomm GPIO driver"