tegra: Rework Tamonten support

This commit uses the common Tegra board implementation instead of
duplicating a lot of the code. In addition, the Plutux and Medcom
specific board files can be removed as the MMC/SD setup is common
among all Tamonten-based boards.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Tom Warren <twarren@nvidia.com>

1 files changed, 7 insertions, 42 deletions

diff --git a/board/avionic-design/common/tamonten.c b/board/avionic-design/common/tamonten.c
index f23b657..d9ecd23 100644
--- a/board/avionic-design/common/tamonten.c
+++ b/board/avionic-design/common/tamonten.c
@@ -1,7 +1,7 @@
 /*
  *  (C) Copyright 2010,2011
  *  NVIDIA Corporation <www.nvidia.com>
- *  (C) Copyright 2011
+ *  (C) Copyright 2011-2012
  *  Avionic Design GmbH <www.avionic-design.de>
  *
  * See file CREDITS for list of people who contributed to this
@@ -36,25 +36,17 @@
 #include <asm/arch/pinmux.h>
 #include <asm/arch/uart.h>
 #include <asm/arch/mmc.h>
-#include "tamonten.h"
 
 #ifdef CONFIG_TEGRA2_MMC
 #include <mmc.h>
 #endif
 
-DECLARE_GLOBAL_DATA_PTR;
-
-const struct tegra2_sysinfo sysinfo = {
-	CONFIG_TEGRA2_BOARD_STRING
-};
-
 /*
- * Routine: timer_init
- * Description: init the timestamp and lastinc value
+ * Routine: gpio_config_uart
+ * Description: Does nothing on Tamonten - no conflict w/SPI.
  */
-int timer_init(void)
+void gpio_config_uart(void)
 {
-	return 0;
 }
 
 #ifdef CONFIG_TEGRA2_MMC
@@ -65,46 +57,19 @@ int timer_init(void)
 static void pin_mux_mmc(void)
 {
 	funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT);
+	/* for CD GPIO PH2 */
+	pinmux_tristate_disable(PINGRP_ATD);
 }
-#endif
-
-/*
- * Routine: board_init
- * Description: Early hardware init.
- */
-int board_init(void)
-{
-	clock_init();
-	clock_verify();
-
-	/* boot param addr */
-	gd->bd->bi_boot_params = (NV_PA_SDRAM_BASE + 0x100);
 
-	return 0;
-}
-
-#ifdef CONFIG_TEGRA2_MMC
 /* this is a weak define that we are overriding */
 int board_mmc_init(bd_t *bd)
 {
-	debug("board_mmc_init called\n");
 	/* Enable muxes, etc. for SDMMC controllers */
 	pin_mux_mmc();
-	gpio_config_mmc();
 
-	debug("board_mmc_init: init eMMC\n");
-	/* init dev 0, eMMC chip, with 4-bit bus */
+	/* init dev 0, SD slot, with 4-bit bus */
 	tegra2_mmc_init(0, 4, -1, GPIO_PH2);
 
 	return 0;
 }
 #endif
-
-#ifdef CONFIG_BOARD_EARLY_INIT_F
-int board_early_init_f(void)
-{
-	/* Initialize selected UARTs */
-	board_init_uart_f();
-	return 0;
-}
-#endif /* EARLY_INIT */