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tegra: add funcmux entry for NAND attached to KBC

PATCH New Lucas Stach 2 participants 2 messages Sep 27, 2012

Subsystems (2)
Arm (32-bit) Tegra architecture support
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Lucas Stach

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PATCH 1/1 tegra: add funcmux entry for NAND attached to KBC

Secondary config for the Flash attachment.

Signed-off-by Lucas Stach <[email protected]>
---
 arch/arm/cpu/tegra20-common/funcmux.c       | 19 ++++++++++++++++++-
 arch/arm/include/asm/arch-tegra20/funcmux.h |  1 +

2 Dateien ge?ndert, 19 Zeilen hinzugef?gt(+), 1 Zeile entfernt(-)

arch/arm/cpu/tegra20-common/funcmux.c +18 -1
index b2129ad..00b8029 100644
@@ -235,9 +235,26 @@ int funcmux_select(enum periph_id id, int config)
 		break;
 
 	case PERIPH_ID_NDFLASH:
-		if (config == FUNCMUX_NDFLASH_ATC) {
+		switch (config) {
+		case FUNCMUX_NDFLASH_ATC:
 			pinmux_set_func(PINGRP_ATC, PMUX_FUNC_NAND);
 			pinmux_tristate_disable(PINGRP_ATC);
+			break;
+		case FUNCMUX_NDFLASH_KBC_8_BIT:
+			pinmux_set_func(PINGRP_KBCA, PMUX_FUNC_NAND);
+			pinmux_set_func(PINGRP_KBCC, PMUX_FUNC_NAND);
+			pinmux_set_func(PINGRP_KBCD, PMUX_FUNC_NAND);
+			pinmux_set_func(PINGRP_KBCE, PMUX_FUNC_NAND);
+			pinmux_set_func(PINGRP_KBCF, PMUX_FUNC_NAND);
+
+			pinmux_tristate_disable(PINGRP_KBCA);
+			pinmux_tristate_disable(PINGRP_KBCC);
+			pinmux_tristate_disable(PINGRP_KBCD);
+			pinmux_tristate_disable(PINGRP_KBCE);
+			pinmux_tristate_disable(PINGRP_KBCF);
+
+			bad_config = 0;
+			break;
 		}
 		break;
arch/arm/include/asm/arch-tegra20/funcmux.h +1 -0
index bd511db..c986b93 100644
@@ -60,6 +60,7 @@ enum {
 
 	/* NAND flags */
 	FUNCMUX_NDFLASH_ATC = 0,
+	FUNCMUX_NDFLASH_KBC_8_BIT,
 };
 
 /**
Signature · 1 line
1.7.11.4