From ef509b9063fb702ce69d1a64ff293698a04075d6 Mon Sep 17 00:00:00 2001 From: Vitaly Andrianov Date: Fri, 4 Apr 2014 13:16:53 -0400 Subject: k2hk: add support for k2hk SOC and EVM k2hk EVM is based on Texas Instruments Keystone2 Hawking/Kepler SoC. Keystone2 SoC has ARM v7 Cortex-A15 MPCore processor. Please refer the ti/k2hk_evm/README for details on the board, build and other information. This patch add support for keystone architecture and k2hk evm. Signed-off-by: Vitaly Andrianov Signed-off-by: Murali Karicheri Signed-off-by: WingMan Kwok Signed-off-by: Sandeep Nair --- drivers/serial/ns16550.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/serial') diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index fbc37b2..8a13454 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -30,6 +30,11 @@ #define serial_in(y) readb(y) #endif +#if defined(CONFIG_K2HK_EVM) +#define UART_REG_VAL_PWREMU_MGMT_UART_DISABLE 0 +#define UART_REG_VAL_PWREMU_MGMT_UART_ENABLE ((1 << 14) | (1 << 13) | (1 << 0)) +#endif + #ifndef CONFIG_SYS_NS16550_IER #define CONFIG_SYS_NS16550_IER 0x00 #endif /* CONFIG_SYS_NS16550_IER */ @@ -77,6 +82,9 @@ void NS16550_init(NS16550_t com_port, int baud_divisor) /* /16 is proper to hit 115200 with 48MHz */ serial_out(0, &com_port->mdr1); #endif /* CONFIG_OMAP */ +#if defined(CONFIG_K2HK_EVM) + serial_out(UART_REG_VAL_PWREMU_MGMT_UART_ENABLE, &com_port->regC); +#endif } #ifndef CONFIG_NS16550_MIN_FUNCTIONS -- cgit v1.1