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/arch/arm/cpu/tegra20-common/Makefile b/arch/arm/cpu/tegra20-common/Makefile
index 43c96c6..9e91e5c 100644
--- a/arch/arm/cpu/tegra20-common/Makefile
+++ b/arch/arm/cpu/tegra20-common/Makefile
@@ -33,7 +33,7 @@
 
 SOBJS += lowlevel_init.o
 COBJS-y	+= ap20.o board.o clock.o funcmux.o pinmux.o sys_info.o timer.o
-COBJS-$(CONFIG_TEGRA20_LP0) += warmboot.o crypto.o warmboot_avp.o
+COBJS-$(CONFIG_TEGRA_LP0) += warmboot.o crypto.o warmboot_avp.o
 COBJS-$(CONFIG_TEGRA_CLOCK_SCALING) += emc.o
 COBJS-$(CONFIG_TEGRA_PMU) += pmu.o
 
diff --git a/arch/arm/cpu/tegra20-common/ap20.c b/arch/arm/cpu/tegra20-common/ap20.c
index 00588da..c0ca6eb 100644
--- a/arch/arm/cpu/tegra20-common/ap20.c
+++ b/arch/arm/cpu/tegra20-common/ap20.c
@@ -32,7 +32,7 @@
 int tegra_get_chip_type(void)
 {
 	struct apb_misc_gp_ctlr *gp;
-	struct fuse_regs *fuse = (struct fuse_regs *)TEGRA20_FUSE_BASE;
+	struct fuse_regs *fuse = (struct fuse_regs *)NV_PA_FUSE_BASE;
 	uint tegra_sku_id, rev;
 
 	/*
@@ -40,7 +40,7 @@
 	 * APB_MISC + 0x804, and has value 0x20 for Tegra20, 0x30 for
 	 * Tegra30
 	 */
-	gp = (struct apb_misc_gp_ctlr *)TEGRA20_APB_MISC_GP_BASE;
+	gp = (struct apb_misc_gp_ctlr *)NV_PA_APB_MISC_GP_BASE;
 	rev = (readl(&gp->hidrev) & HIDREV_CHIPID_MASK) >> HIDREV_CHIPID_SHIFT;
 
 	tegra_sku_id = readl(&fuse->sku_info) & 0xff;
@@ -101,7 +101,7 @@
 
 static void init_pmc_scratch(void)
 {
-	struct pmc_ctlr *const pmc = (struct pmc_ctlr *)TEGRA20_PMC_BASE;
+	struct pmc_ctlr *const pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
 	u32 odmdata;
 	int i;
 
diff --git a/arch/arm/cpu/tegra20-common/board.c b/arch/arm/cpu/tegra20-common/board.c
index 598023a..8a8d338 100644
--- a/arch/arm/cpu/tegra20-common/board.c
+++ b/arch/arm/cpu/tegra20-common/board.c
@@ -47,7 +47,7 @@
 
 unsigned int query_sdram_size(void)
 {
-	struct pmc_ctlr *const pmc = (struct pmc_ctlr *)TEGRA20_PMC_BASE;
+	struct pmc_ctlr *const pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
 	u32 reg;
 
 	reg = readl(&pmc->pmc_scratch20);
@@ -81,11 +81,11 @@
 #endif	/* CONFIG_DISPLAY_BOARDINFO */
 
 static int uart_configs[] = {
-#if defined(CONFIG_TEGRA20_UARTA_UAA_UAB)
+#if defined(CONFIG_TEGRA_UARTA_UAA_UAB)
 	FUNCMUX_UART1_UAA_UAB,
-#elif defined(CONFIG_TEGRA20_UARTA_GPU)
+#elif defined(CONFIG_TEGRA_UARTA_GPU)
 	FUNCMUX_UART1_GPU,
-#elif defined(CONFIG_TEGRA20_UARTA_SDIO1)
+#elif defined(CONFIG_TEGRA_UARTA_SDIO1)
 	FUNCMUX_UART1_SDIO1,
 #else
 	FUNCMUX_UART1_IRRX_IRTX,
@@ -125,13 +125,13 @@
 {
 	int uart_ids = 0;	/* bit mask of which UART ids to enable */
 
-#ifdef CONFIG_TEGRA20_ENABLE_UARTA
+#ifdef CONFIG_TEGRA_ENABLE_UARTA
 	uart_ids |= UARTA;
 #endif
-#ifdef CONFIG_TEGRA20_ENABLE_UARTB
+#ifdef CONFIG_TEGRA_ENABLE_UARTB
 	uart_ids |= UARTB;
 #endif
-#ifdef CONFIG_TEGRA20_ENABLE_UARTD
+#ifdef CONFIG_TEGRA_ENABLE_UARTD
 	uart_ids |= UARTD;
 #endif
 	setup_uarts(uart_ids);
diff --git a/arch/arm/cpu/tegra20-common/warmboot.c b/arch/arm/cpu/tegra20-common/warmboot.c
index 809ea01..6ce995e 100644
--- a/arch/arm/cpu/tegra20-common/warmboot.c
+++ b/arch/arm/cpu/tegra20-common/warmboot.c
@@ -39,7 +39,7 @@
 DECLARE_GLOBAL_DATA_PTR;
 
 #ifndef CONFIG_TEGRA_CLOCK_SCALING
-#error "You must enable CONFIG_TEGRA_CLOCK_SCALING to use CONFIG_TEGRA20_LP0"
+#error "You must enable CONFIG_TEGRA_CLOCK_SCALING to use CONFIG_TEGRA_LP0"
 #endif
 
 /*
@@ -139,9 +139,9 @@
 	u32 ram_code;
 	struct sdram_params sdram;
 	struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
-	struct pmc_ctlr *pmc = (struct pmc_ctlr *)TEGRA20_PMC_BASE;
+	struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
 	struct apb_misc_gp_ctlr *gp =
-			(struct apb_misc_gp_ctlr *)TEGRA20_APB_MISC_GP_BASE;
+			(struct apb_misc_gp_ctlr *)NV_PA_APB_MISC_GP_BASE;
 	struct emc_ctlr *emc = emc_get_controller(gd->fdt_blob);
 	union scratch2_reg scratch2;
 	union scratch4_reg scratch4;
@@ -205,7 +205,7 @@
 {
 	u32 major_id;
 	struct apb_misc_gp_ctlr *gp =
-		(struct apb_misc_gp_ctlr *)TEGRA20_APB_MISC_GP_BASE;
+		(struct apb_misc_gp_ctlr *)NV_PA_APB_MISC_GP_BASE;
 
 	major_id = (readl(&gp->hidrev) & HIDREV_MAJORPREV_MASK) >>
 			HIDREV_MAJORPREV_SHIFT;
@@ -229,7 +229,7 @@
 
 static int ap20_is_odm_production_mode(void)
 {
-	struct fuse_regs *fuse = (struct fuse_regs *)TEGRA20_FUSE_BASE;
+	struct fuse_regs *fuse = (struct fuse_regs *)NV_PA_FUSE_BASE;
 
 	if (!is_failure_analysis_mode(fuse) &&
 	    is_odm_production_mode_fuse_set(fuse))
@@ -240,7 +240,7 @@
 
 static int ap20_is_production_mode(void)
 {
-	struct fuse_regs *fuse = (struct fuse_regs *)TEGRA20_FUSE_BASE;
+	struct fuse_regs *fuse = (struct fuse_regs *)NV_PA_FUSE_BASE;
 
 	if (get_major_version() == 0)
 		return 1;
@@ -257,7 +257,7 @@
 {
 	u32 chip_id;
 	struct apb_misc_gp_ctlr *gp =
-		(struct apb_misc_gp_ctlr *)TEGRA20_APB_MISC_GP_BASE;
+		(struct apb_misc_gp_ctlr *)NV_PA_APB_MISC_GP_BASE;
 
 	chip_id = (readl(&gp->hidrev) & HIDREV_CHIPID_MASK) >>
 			HIDREV_CHIPID_SHIFT;
diff --git a/arch/arm/cpu/tegra20-common/warmboot_avp.c b/arch/arm/cpu/tegra20-common/warmboot_avp.c
index cd01908..80a5a15 100644
--- a/arch/arm/cpu/tegra20-common/warmboot_avp.c
+++ b/arch/arm/cpu/tegra20-common/warmboot_avp.c
@@ -38,7 +38,7 @@
 void wb_start(void)
 {
 	struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
-	struct pmc_ctlr *pmc = (struct pmc_ctlr *)TEGRA20_PMC_BASE;
+	struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
 	struct flow_ctlr *flow = (struct flow_ctlr *)NV_PA_FLOW_BASE;
 	struct clk_rst_ctlr *clkrst =
 			(struct clk_rst_ctlr *)NV_PA_CLK_RST_BASE;