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authorAngel Pons <th3fanbus@gmail.com>2019-06-20 20:12:40 +0200
committerFelix Held <felix-coreboot@felixheld.de>2019-06-21 17:08:50 +0000
commit78fa372ec9f7e26b8af715a90d44fb537bbd4425 (patch)
treeb4aff0eb4b60c33f79889a3039b05738e681ce3a
parentd26844ce823791acbc95fb3e109d948b9c36995c (diff)
downloadcoreboot-78fa372ec9f7e26b8af715a90d44fb537bbd4425.tar.xz
superio/nuvoton/nct6791d: Add symbol to select COM port
Like the NCT6776, the NCT6791D has muxed COMA/GPIO8 functions. Since it requires setting different bits, add a new Kconfig symbol to do it. Change-Id: I62dc18810026f9b1550da19950f66af605600ec8 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/33640 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Maxim Polyakov <m.poliakov@yahoo.com> Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
-rw-r--r--src/superio/nuvoton/common/early_serial.c6
-rw-r--r--src/superio/nuvoton/nct6791d/Kconfig5
2 files changed, 11 insertions, 0 deletions
diff --git a/src/superio/nuvoton/common/early_serial.c b/src/superio/nuvoton/common/early_serial.c
index b35ec9d8b9..7f22993cd0 100644
--- a/src/superio/nuvoton/common/early_serial.c
+++ b/src/superio/nuvoton/common/early_serial.c
@@ -64,9 +64,15 @@ void nuvoton_pnp_exit_conf_state(pnp_devfn_t dev)
void nuvoton_enable_serial(pnp_devfn_t dev, u16 iobase)
{
nuvoton_pnp_enter_conf_state(dev);
+
if (CONFIG(SUPERIO_NUVOTON_NCT6776_COM_A))
/* Route GPIO8 pin group to COM A */
pnp_write_config(dev, 0x2a, 0x40);
+
+ if (CONFIG(SUPERIO_NUVOTON_NCT6791D_COM_A))
+ /* Route GPIO8 pin group to COM A */
+ pnp_write_config(dev, 0x2a, 0x00);
+
pnp_set_logical_device(dev);
pnp_set_enable(dev, 0);
pnp_set_iobase(dev, PNP_IDX_IO0, iobase);
diff --git a/src/superio/nuvoton/nct6791d/Kconfig b/src/superio/nuvoton/nct6791d/Kconfig
index 6e39e462aa..55581fbcfe 100644
--- a/src/superio/nuvoton/nct6791d/Kconfig
+++ b/src/superio/nuvoton/nct6791d/Kconfig
@@ -16,3 +16,8 @@
config SUPERIO_NUVOTON_NCT6791D
bool
select SUPERIO_NUVOTON_COMMON_PRE_RAM
+
+config SUPERIO_NUVOTON_NCT6791D_COM_A
+ bool
+ depends on SUPERIO_NUVOTON_NCT6791D
+ default n