diff options
| author | Jens Rottmann <JRottmann@LiPPERTEmbedded.de> | 2010-08-31 19:19:16 +0000 |
|---|---|---|
| committer | Myles Watson <mylesgw@gmail.com> | 2010-08-31 19:19:16 +0000 |
| commit | b9ee31d881879ab1d95b4bfb485bd6586367649d (patch) | |
| tree | 0e1fcd791ea376b0af9e8d6782abf035a291dad4 /src/mainboard/lippert/roadrunner-lx/mainboard.c | |
| parent | 3063d5dfdee3ccf674b863ca6d22a229210c04a7 (diff) | |
SMC_CONFIG is needed before the device tree is ready and some people
would rather not have mainboard settings like sio_gp1x_config in the
device tree anyway. So found a nice united home for both in Kconfig,
where users can change them without having to mess around in the C code.
Signed-off-by: Jens Rottmann <JRottmann@LiPPERTEmbedded.de>
Acked-by: Myles Watson <mylesgw@gmail.com>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5760 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/mainboard/lippert/roadrunner-lx/mainboard.c')
| -rw-r--r-- | src/mainboard/lippert/roadrunner-lx/mainboard.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/mainboard/lippert/roadrunner-lx/mainboard.c b/src/mainboard/lippert/roadrunner-lx/mainboard.c index e0d3fa703e..31fdd46e8f 100644 --- a/src/mainboard/lippert/roadrunner-lx/mainboard.c +++ b/src/mainboard/lippert/roadrunner-lx/mainboard.c @@ -29,6 +29,13 @@ #include <device/pci_ids.h> #include "chip.h" +/* Bit1 switches Com1 to RS485, bit2 same for Com2, bit5 turns off the Live LED. */ +#if CONFIG_ONBOARD_UARTS_RS485 + #define SIO_GP1X_CONFIG 0x26 +#else + #define SIO_GP1X_CONFIG 0x20 +#endif + static const u16 ec_init_table[] = { /* hi=data, lo=index */ 0x1900, /* Enable monitoring */ 0x0351, /* TMPIN1,2 diode mode, TMPIN3 off */ @@ -40,7 +47,6 @@ static const u16 ec_init_table[] = { /* hi=data, lo=index */ static void init(struct device *dev) { - struct mainboard_config *mb = dev->chip_info; unsigned int gpio_base, i; printk(BIOS_DEBUG, "LiPPERT RoadRunner-LX ENTER %s\n", __func__); @@ -61,7 +67,8 @@ static void init(struct device *dev) outb(val >> 8, 0x0296); } - outb(mb->sio_gp1x_config, 0x1220); /* Simple-I/O GP17-10 */ + /* bit5 = Live LED, bit2 = RS485_EN2, bit1 = RS485_EN1 */ + outb(SIO_GP1X_CONFIG, 0x1220); /* Simple-I/O GP17-10 */ printk(BIOS_DEBUG, "LiPPERT RoadRunner-LX EXIT %s\n", __func__); } |