Thomas Chou wrote: > On 04/30/2010 10:24 PM, Scott McNutt wrote: >> Thomas Chou wrote: >>> This patch adds gpio support of Altera PIO component to the >>> nios2-generic board. Though it drives only gpio_led at the >>> moment, it supports bidirectional port to control bit-banging >>> I2C, NAND flash busy status or button switches, etc. >>> >>> Signed-off-by: Thomas Chou <tho...@wytron.com.tw> >>> --- >>> v3: split patches for gpio and spi, based gpio on altera pio core. >>> v2: remove mmc_spi_init() >>> >>> board/altera/nios2-generic/Makefile | 1 + >>> board/altera/nios2-generic/gpio.c | 55 >>> +++++++++++++++++++++++++++++++++++ >>> include/configs/nios2-generic.h | 6 ++-- >>> 3 files changed, 59 insertions(+), 3 deletions(-) >>> create mode 100644 board/altera/nios2-generic/gpio.c >>> >>> diff --git a/board/altera/nios2-generic/Makefile >>> b/board/altera/nios2-generic/Makefile >>> index 6780872..d1fca70 100644 >>> --- a/board/altera/nios2-generic/Makefile >>> +++ b/board/altera/nios2-generic/Makefile >>> @@ -32,6 +32,7 @@ LIB = $(obj)lib$(BOARD).a >>> COBJS-y := $(BOARD).o >>> COBJS-$(CONFIG_CMD_IDE) += ../common/cfide.o >>> COBJS-$(CONFIG_EPLED) += ../common/epled.o >>> +COBJS-$(CONFIG_GPIO) += gpio.o >>> COBJS-$(CONFIG_SEVENSEG) += ../common/sevenseg.o >> >> This will build a u-boot image that will not work with any >> of the standard configurations ... correct? ... since the >> GPIO component is custom (not supplied by the vendor)? >> > Hi Scott, > > The board gpio.c driver works on Altera PIO component. It will behave > exactly the same as the epled driver. I have tested it on EP1C20 an > EP2C35 board with standard configuration. I believe it will work with > the standard configuration on EP1S10 and EP1S40. I don't want to break > anything.
Ok. I'll try to test over the weekend as well. Thanks, --Scott _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
