Add funcmux support for the default keyboard mapping.
Signed-off-by: Simon Glass <s...@chromium.org>
---
Changes in v3:
- Use funcmux to set up keyboard pinmux
arch/arm/cpu/armv7/tegra2/funcmux.c | 16 ++++++++++++++++
1 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/arch/arm/cpu/armv7/tegra2/funcmux.c
b/arch/arm/cpu/armv7/tegra2/funcmux.c
index 8931d5e..53e85ff 100644
--- a/arch/arm/cpu/armv7/tegra2/funcmux.c
+++ b/arch/arm/cpu/armv7/tegra2/funcmux.c
@@ -176,6 +176,22 @@ int funcmux_select(enum periph_id id, int config)
}
break;
+ case PERIPH_ID_KBC:
+ if (config == FUNCMUX_DEFAULT) {
+ enum pmux_pingrp grp[] = {PINGRP_KBCA, PINGRP_KBCB,
+ PINGRP_KBCC, PINGRP_KBCD, PINGRP_KBCE,
+ PINGRP_KBCF};
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(grp); i++) {
+ pinmux_tristate_disable(grp[i]);
+ pinmux_set_func(grp[i], PMUX_FUNC_KBC);
+ pinmux_set_pullupdown(grp[i], PMUX_PULL_UP);
+ }
+
+ break;
+ }
+
default:
debug("%s: invalid periph_id %d", __func__, id);
return -1;
--
1.7.7.3
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