Tegra: Change Tegra20 to Tegra in common code, prep for T30

Convert TEGRA20_ defines to either TEGRA_ or NV_PA_ where appropriate.
Convert tegra20_ source file and function names to tegra_, also.

Upcoming Tegra30 port will use common code/defines/names where possible.

Signed-off-by: Tom Warren <twarren@nvidia.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
diff --git a/board/avionic-design/common/tamonten.c b/board/avionic-design/common/tamonten.c
index a0a4d1d..93f12ea 100644
--- a/board/avionic-design/common/tamonten.c
+++ b/board/avionic-design/common/tamonten.c
@@ -78,7 +78,7 @@
 	pin_mux_mmc();
 
 	/* init dev 0, SD slot, with 4-bit bus */
-	tegra20_mmc_init(0, 4, GPIO_PI6, GPIO_PH2);
+	tegra_mmc_init(0, 4, GPIO_PI6, GPIO_PH2);
 
 	return 0;
 }
diff --git a/board/compal/paz00/paz00.c b/board/compal/paz00/paz00.c
index cd684f2..0f8f167 100644
--- a/board/compal/paz00/paz00.c
+++ b/board/compal/paz00/paz00.c
@@ -70,11 +70,11 @@
 	debug("board_mmc_init: init eMMC\n");
 	/* init dev 0, eMMC chip, with 4-bit bus */
 	/* The board has an 8-bit bus, but 8-bit doesn't work yet */
-	tegra20_mmc_init(0, 4, -1, -1);
+	tegra_mmc_init(0, 4, -1, -1);
 
 	debug("board_mmc_init: init SD slot\n");
 	/* init dev 3, SD slot, with 4-bit bus */
-	tegra20_mmc_init(3, 4, GPIO_PV1, GPIO_PV5);
+	tegra_mmc_init(3, 4, GPIO_PV1, GPIO_PV5);
 
 	return 0;
 }
diff --git a/board/compulab/trimslice/trimslice.c b/board/compulab/trimslice/trimslice.c
index 5dae15b..893cca8 100644
--- a/board/compulab/trimslice/trimslice.c
+++ b/board/compulab/trimslice/trimslice.c
@@ -69,10 +69,10 @@
 	pin_mux_mmc();
 
 	/* init dev 0 (SDMMC4), (micro-SD slot) with 4-bit bus */
-	tegra20_mmc_init(0, 4, -1, GPIO_PP1);
+	tegra_mmc_init(0, 4, -1, GPIO_PP1);
 
 	/* init dev 3 (SDMMC1), (SD slot) with 4-bit bus */
-	tegra20_mmc_init(3, 4, -1, -1);
+	tegra_mmc_init(3, 4, -1, -1);
 
 	return 0;
 }
diff --git a/board/nvidia/common/board.c b/board/nvidia/common/board.c
index 7ab2040..afe832a 100644
--- a/board/nvidia/common/board.c
+++ b/board/nvidia/common/board.c
@@ -45,8 +45,8 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-const struct tegra20_sysinfo sysinfo = {
-	CONFIG_TEGRA20_BOARD_STRING
+const struct tegra_sysinfo sysinfo = {
+	CONFIG_TEGRA_BOARD_STRING
 };
 
 #ifndef CONFIG_SPL_BUILD
@@ -79,7 +79,7 @@
 static void power_det_init(void)
 {
 #if defined(CONFIG_TEGRA20)
-	struct pmc_ctlr *const pmc = (struct pmc_ctlr *)TEGRA20_PMC_BASE;
+	struct pmc_ctlr *const pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
 
 	/* turn off power detects */
 	writel(0, &pmc->pmc_pwr_det_latch);
@@ -132,7 +132,7 @@
 	board_usb_init(gd->fdt_blob);
 #endif
 
-#ifdef CONFIG_TEGRA20_LP0
+#ifdef CONFIG_TEGRA_LP0
 	/* save Sdram params to PMC 2, 4, and 24 for WB0 */
 	warmboot_save_sdram_params();
 
diff --git a/board/nvidia/harmony/harmony.c b/board/nvidia/harmony/harmony.c
index 44977c7..b4a811d 100644
--- a/board/nvidia/harmony/harmony.c
+++ b/board/nvidia/harmony/harmony.c
@@ -73,11 +73,11 @@
 	debug("board_mmc_init: init SD slot J26\n");
 	/* init dev 0, SD slot J26, with 4-bit bus */
 	/* The board has an 8-bit bus, but 8-bit doesn't work yet */
-	tegra20_mmc_init(0, 4, GPIO_PI6, GPIO_PH2);
+	tegra_mmc_init(0, 4, GPIO_PI6, GPIO_PH2);
 
 	debug("board_mmc_init: init SD slot J5\n");
 	/* init dev 2, SD slot J5, with 4-bit bus */
-	tegra20_mmc_init(2, 4, GPIO_PT3, GPIO_PI5);
+	tegra_mmc_init(2, 4, GPIO_PT3, GPIO_PI5);
 
 	return 0;
 }
diff --git a/board/nvidia/seaboard/seaboard.c b/board/nvidia/seaboard/seaboard.c
index 3298a6b..667f60a 100644
--- a/board/nvidia/seaboard/seaboard.c
+++ b/board/nvidia/seaboard/seaboard.c
@@ -81,11 +81,11 @@
 	debug("board_mmc_init: init eMMC\n");
 	/* init dev 0, eMMC chip, with 4-bit bus */
 	/* The board has an 8-bit bus, but 8-bit doesn't work yet */
-	tegra20_mmc_init(0, 4, -1, -1);
+	tegra_mmc_init(0, 4, -1, -1);
 
 	debug("board_mmc_init: init SD slot\n");
 	/* init dev 1, SD slot, with 4-bit bus */
-	tegra20_mmc_init(1, 4, GPIO_PI6, GPIO_PI5);
+	tegra_mmc_init(1, 4, GPIO_PI6, GPIO_PI5);
 
 	return 0;
 }
diff --git a/board/nvidia/whistler/whistler.c b/board/nvidia/whistler/whistler.c
index c0a114d..598b2e5 100644
--- a/board/nvidia/whistler/whistler.c
+++ b/board/nvidia/whistler/whistler.c
@@ -81,10 +81,10 @@
 	pin_mux_mmc();
 
 	/* init dev 0 (SDMMC4), (J29 "HSMMC") with 8-bit bus */
-	tegra20_mmc_init(0, 8, -1, -1);
+	tegra_mmc_init(0, 8, -1, -1);
 
 	/* init dev 1 (SDMMC3), (J40 "SDIO3") with 8-bit bus */
-	tegra20_mmc_init(1, 8, -1, -1);
+	tegra_mmc_init(1, 8, -1, -1);
 
 	return 0;
 }