apalis/colibri_t30: add comment about tristate and input vs. output pinmuxing

Add pinmuxing comment stating that TRISTATE means the output driver is
tri-stated and INPUT means the input driver is enabled vs. OUTPUT where
it is disabled.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Reviewed-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>

diff --git a/board/toradex/apalis_t30/pinmux-config-apalis_t30.h b/board/toradex/apalis_t30/pinmux-config-apalis_t30.h
index 49c2df7ab25dca4c0a96275ed498a5f8dd74130f..8d6696aaadbe130fd8538ec4243da7aebc591b33 100644 (file)
--- a/board/toradex/apalis_t30/pinmux-config-apalis_t30.h
+++ b/board/toradex/apalis_t30/pinmux-config-apalis_t30.h
@@ -11,7 +11,9 @@
                .pingrp         = PMUX_PINGRP_##_pingrp,        \
                .func           = PMUX_FUNC_##_mux,             \
                .pull           = PMUX_PULL_##_pull,            \
+/* TRISTATE here means output driver is tri-stated */ \
                .tristate       = PMUX_TRI_##_tri,              \
+/* INPUT here means input driver is enabled vs. OUTPUT where it is disabled */ \
                .io             = PMUX_PIN_##_io,               \
                .lock           = PMUX_PIN_LOCK_DEFAULT,        \
                .od             = PMUX_PIN_OD_DEFAULT,          \

diff --git a/board/toradex/colibri_t30/pinmux-config-colibri_t30.h b/board/toradex/colibri_t30/pinmux-config-colibri_t30.h
index bdbbf5e49a146263cd75ca0c11899260905168b0..6181b506a425930e0487141794105c3e37c8ce7c 100644 (file)
--- a/board/toradex/colibri_t30/pinmux-config-colibri_t30.h
+++ b/board/toradex/colibri_t30/pinmux-config-colibri_t30.h
@@ -11,7 +11,9 @@
                .pingrp         = PMUX_PINGRP_##_pingrp,        \
                .func           = PMUX_FUNC_##_mux,             \
                .pull           = PMUX_PULL_##_pull,            \
+/* TRISTATE here means output driver is tri-stated */ \
                .tristate       = PMUX_TRI_##_tri,              \
+/* INPUT here means input driver is enabled vs. OUTPUT where it is disabled */ \
                .io             = PMUX_PIN_##_io,               \
                .lock           = PMUX_PIN_LOCK_DEFAULT,        \
                .od             = PMUX_PIN_OD_DEFAULT,          \