tegra: Add NAND support to funcmux
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>
diff --git a/arch/arm/cpu/tegra20-common/funcmux.c b/arch/arm/cpu/tegra20-common/funcmux.c
index 8cfed64..b2129ad 100644
--- a/arch/arm/cpu/tegra20-common/funcmux.c
+++ b/arch/arm/cpu/tegra20-common/funcmux.c
@@ -234,6 +234,13 @@
}
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:
debug("%s: invalid periph_id %d", __func__, id);
return -1;
diff --git a/arch/arm/include/asm/arch-tegra20/funcmux.h b/arch/arm/include/asm/arch-tegra20/funcmux.h
index 258f7b6..bd511db 100644
--- a/arch/arm/include/asm/arch-tegra20/funcmux.h
+++ b/arch/arm/include/asm/arch-tegra20/funcmux.h
@@ -57,6 +57,9 @@
/* Serial Flash configs */
FUNCMUX_SPI1_GMC_GMD = 0,
+
+ /* NAND flags */
+ FUNCMUX_NDFLASH_ATC = 0,
};
/**