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tegra: Add NAND support to funcmux

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Add selection of NAND flash pins to the funcmux.

Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
This commit is contained in:
Simon Glass 2012-07-29 20:53:26 +00:00 • committed by Tom Warren
parent b572595ee9
commit 35e1132c88
2 changed files with 10 additions and 0 deletions
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7
arch/arm/cpu/tegra20-common/funcmux.c
View file

@ -234,6 +234,13 @@ int funcmux_select(enum periph_id id, int config)
} }
break; break;
case PERIPH_ID_NDFLASH:
if (config == FUNCMUX_NDFLASH_ATC) {
pinmux_set_func(PINGRP_ATC, PMUX_FUNC_NAND);
pinmux_tristate_disable(PINGRP_ATC);
}
break;
default: default:
debug("%s: invalid periph_id %d", __func__, id); debug("%s: invalid periph_id %d", __func__, id);
return -1; return -1;

3
arch/arm/include/asm/arch-tegra20/funcmux.h
View file

@ -57,6 +57,9 @@ enum {
/* Serial Flash configs */ /* Serial Flash configs */
FUNCMUX_SPI1_GMC_GMD = 0, FUNCMUX_SPI1_GMC_GMD = 0,
/* NAND flags */
FUNCMUX_NDFLASH_ATC = 0,
}; };
/** /**