diff options
Diffstat (limited to 'src/mainboard/ti/beaglebone')
| -rw-r--r-- | src/mainboard/ti/beaglebone/bootblock.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/mainboard/ti/beaglebone/bootblock.c b/src/mainboard/ti/beaglebone/bootblock.c index fbe73eac31..6c7d132500 100644 --- a/src/mainboard/ti/beaglebone/bootblock.c +++ b/src/mainboard/ti/beaglebone/bootblock.c @@ -21,10 +21,13 @@ #include <types.h> #include <uart.h> #include <console/console.h> +#include <cpu/ti/am335x/pinmux.h> void bootblock_mainboard_init(void); void bootblock_mainboard_init(void) { + void *uart_clock_ctrl = NULL; + /* Enable the GPIO module */ writel((0x2 << 0) | (1 << 18), (uint32_t *)(0x44e00000 + 0xac)); @@ -38,6 +41,29 @@ void bootblock_mainboard_init(void) clrbits_le32((uint32_t *)(0x4804c000 + 0x13c), 0xf << 21); setbits_le32((uint32_t *)(0x4804c000 + 0x13c), 0x5 << 21); + /* Set up the UART we're going to use */ + if (CONFIG_CONSOLE_SERIAL_UART0) { + am335x_pinmux_uart0(); + uart_clock_ctrl = (void *)(uintptr_t)(0x44e00400 + 0xb4); + } else if (CONFIG_CONSOLE_SERIAL_UART1) { + am335x_pinmux_uart1(); + uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x6c); + } else if (CONFIG_CONSOLE_SERIAL_UART2) { + am335x_pinmux_uart2(); + uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x70); + } else if (CONFIG_CONSOLE_SERIAL_UART3) { + am335x_pinmux_uart3(); + uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x74); + } else if (CONFIG_CONSOLE_SERIAL_UART4) { + am335x_pinmux_uart4(); + uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x78); + } else if (CONFIG_CONSOLE_SERIAL_UART5) { + am335x_pinmux_uart5(); + uart_clock_ctrl = (void *)(uintptr_t)(0x44e00000 + 0x38); + } + if (uart_clock_ctrl) + writel(0x2, uart_clock_ctrl); + /* Start monotonic timer */ //rtc_start(); |