summaryrefslogtreecommitdiff
path: root/arch/arm/cpu/tegra-common/board.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/cpu/tegra-common/board.c')
-rw-r--r--arch/arm/cpu/tegra-common/board.c58
1 files changed, 51 insertions, 7 deletions
diff --git a/arch/arm/cpu/tegra-common/board.c b/arch/arm/cpu/tegra-common/board.c
index b2e10c6..58ea628 100644
--- a/arch/arm/cpu/tegra-common/board.c
+++ b/arch/arm/cpu/tegra-common/board.c
@@ -37,8 +37,10 @@ enum {
/* UARTs which we can enable */
UARTA = 1 << 0,
UARTB = 1 << 1,
+ UARTC = 1 << 2,
UARTD = 1 << 3,
- UART_COUNT = 4,
+ UARTE = 1 << 4,
+ UART_COUNT = 5,
};
/*
@@ -54,16 +56,37 @@ unsigned int query_sdram_size(void)
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/Tegra114 */
+ /* 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 +105,33 @@ int checkboard(void)
#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
- FUNCMUX_UART2_IRDA,
+ FUNCMUX_UART2_UAD,
-1,
FUNCMUX_UART4_GMC,
-1,
+#elif defined(CONFIG_TEGRA30)
+ FUNCMUX_UART1_ULPI, /* UARTA */
+ -1,
+ -1,
+ -1,
+ -1,
+#else /* Tegra114 */
+ -1,
+ -1,
+ -1,
+ FUNCMUX_UART4_GMI, /* UARTD */
+ -1,
+#endif
};
/**
@@ -109,6 +146,7 @@ static void setup_uarts(int uart_ids)
PERIPH_ID_UART2,
PERIPH_ID_UART3,
PERIPH_ID_UART4,
+ PERIPH_ID_UART5,
};
size_t i;
@@ -132,9 +170,15 @@ void board_init_uart_f(void)
#ifdef CONFIG_TEGRA_ENABLE_UARTB
uart_ids |= UARTB;
#endif
+#ifdef CONFIG_TEGRA_ENABLE_UARTC
+ uart_ids |= UARTC;
+#endif
#ifdef CONFIG_TEGRA_ENABLE_UARTD
uart_ids |= UARTD;
#endif
+#ifdef CONFIG_TEGRA_ENABLE_UARTE
+ uart_ids |= UARTE;
+#endif
setup_uarts(uart_ids);
}