Tegra30: Add common CPU (shared) files
These files are used by both SPL and main U-Boot.
Also made minor changes to shared Tegra code to support
T30 differences.
Signed-off-by: Tom Warren <twarren@nvidia.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
diff --git a/arch/arm/cpu/tegra-common/board.c b/arch/arm/cpu/tegra-common/board.c
index b2e10c6..af1879c 100644
--- a/arch/arm/cpu/tegra-common/board.c
+++ b/arch/arm/cpu/tegra-common/board.c
@@ -54,16 +54,37 @@
reg = readl(&pmc->pmc_scratch20);
debug("pmc->pmc_scratch20 (ODMData) = 0x%08x\n", reg);
- /* bits 31:28 in OdmData are used for RAM size */
+#if defined(CONFIG_TEGRA20)
+ /* bits 30:28 in OdmData are used for RAM size on T20 */
+ reg &= 0x70000000;
+
switch ((reg) >> 28) {
case 1:
return 0x10000000; /* 256 MB */
+ case 0:
case 2:
default:
return 0x20000000; /* 512 MB */
case 3:
return 0x40000000; /* 1GB */
}
+#else /* Tegra30 */
+ /* bits 31:28 in OdmData are used for RAM size on T30 */
+ switch ((reg) >> 28) {
+ case 0:
+ case 1:
+ default:
+ return 0x10000000; /* 256 MB */
+ case 2:
+ return 0x20000000; /* 512 MB */
+ case 3:
+ return 0x30000000; /* 768 MB */
+ case 4:
+ return 0x40000000; /* 1GB */
+ case 8:
+ return 0x7ff00000; /* 2GB - 1MB */
+ }
+#endif
}
int dram_init(void)
@@ -82,19 +103,27 @@
#endif /* CONFIG_DISPLAY_BOARDINFO */
static int uart_configs[] = {
-#if defined(CONFIG_TEGRA_UARTA_UAA_UAB)
+#if defined(CONFIG_TEGRA20)
+ #if defined(CONFIG_TEGRA_UARTA_UAA_UAB)
FUNCMUX_UART1_UAA_UAB,
-#elif defined(CONFIG_TEGRA_UARTA_GPU)
+ #elif defined(CONFIG_TEGRA_UARTA_GPU)
FUNCMUX_UART1_GPU,
-#elif defined(CONFIG_TEGRA_UARTA_SDIO1)
+ #elif defined(CONFIG_TEGRA_UARTA_SDIO1)
FUNCMUX_UART1_SDIO1,
-#else
+ #else
FUNCMUX_UART1_IRRX_IRTX,
-#endif
+ #endif
FUNCMUX_UART2_IRDA,
-1,
FUNCMUX_UART4_GMC,
-1,
+#else /* Tegra30 */
+ FUNCMUX_UART1_ULPI, /* UARTA */
+ -1,
+ -1,
+ -1,
+ -1,
+#endif
};
/**