From 7e91f40dd54a4f909f4af3a0cdaa1bbc73c9e100 Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Tue, 17 Apr 2012 09:01:32 +0000
Subject: [PATCH] tegra: Add keyboard support to funcmux
Add funcmux support for the default keyboard mapping.
Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>
---
arch/arm/cpu/armv7/tegra2/funcmux.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm/cpu/armv7/tegra2/funcmux.c b/arch/arm/cpu/armv7/tegra2/funcmux.c
index c1d2dfec5f..0ef7753021 100644
--- a/arch/arm/cpu/armv7/tegra2/funcmux.c
+++ b/arch/arm/cpu/armv7/tegra2/funcmux.c
@@ -169,6 +169,22 @@ 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;
--
2.39.5