Signed-off-by: Matthijs van Duin matthijsvanduin@gmail.com --- drivers/serial/ns16550.c | 8 ++++---- include/ns16550.h | 11 +++++++++-- 2 files changed, 13 insertions(+), 6 deletions(-)
diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index 9cec58c887c8..5ac2469b5760 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -36,7 +36,7 @@ DECLARE_GLOBAL_DATA_PTR; #endif #endif /* !CONFIG_DM_SERIAL */
-#if defined(CONFIG_SOC_KEYSTONE) || defined(CONFIG_SOC_DA8XX) +#ifdef CONFIG_NS16550_C6X #define UART_REG_VAL_PWREMU_MGMT_UART_DISABLE 0 #define UART_REG_VAL_PWREMU_MGMT_UART_ENABLE ((1 << 14) | (1 << 13) | (1 << 0)) #undef UART_MCRVAL @@ -174,18 +174,18 @@ void NS16550_init(NS16550_t com_port, int baud_divisor) ;
serial_out(CONFIG_SYS_NS16550_IER, &com_port->ier); -#if defined(CONFIG_ARCH_OMAP2PLUS) +#ifdef CONFIG_NS16550_OMAP serial_out(0x7, &com_port->mdr1); /* mode select reset TL16C750*/ #endif serial_out(UART_MCRVAL, &com_port->mcr); serial_out(ns16550_getfcr(com_port), &com_port->fcr); if (baud_divisor != -1) NS16550_setbrg(com_port, baud_divisor); -#if defined(CONFIG_ARCH_OMAP2PLUS) +#ifdef CONFIG_NS16550_OMAP /* /16 is proper to hit 115200 with 48MHz */ serial_out(0, &com_port->mdr1); #endif -#if defined(CONFIG_SOC_KEYSTONE) || defined(CONFIG_SOC_DA8XX) +#ifdef CONFIG_NS16550_C6X serial_out(UART_REG_VAL_PWREMU_MGMT_UART_ENABLE, &com_port->pwr_mgmt); #endif } diff --git a/include/ns16550.h b/include/ns16550.h index a988d297e144..4a87ab9c8e71 100644 --- a/include/ns16550.h +++ b/include/ns16550.h @@ -45,6 +45,13 @@ unsigned char postpad_##x[-CONFIG_SYS_NS16550_REG_SIZE - 1]; #endif
+/* Identify major NS16550 variants */ +#if defined(CONFIG_SOC_KEYSTONE) || defined(CONFIG_SOC_DA8XX) +#define CONFIG_NS16550_C6X 1 +#elif defined(CONFIG_ARCH_OMAP2PLUS) +#define CONFIG_NS16550_OMAP 1 +#endif + /** * struct ns16550_platdata - information about a NS16550 port * @@ -71,14 +78,14 @@ struct NS16550 { UART_REG(lsr); /* 5 */ UART_REG(msr); /* 6 */ UART_REG(spr); /* 7 */ -#if defined(CONFIG_SOC_KEYSTONE) || defined(CONFIG_SOC_DA8XX) +#if defined(CONFIG_NS16550_C6X) UART_REG(reg8); /* 8 */ UART_REG(reg9); /* 9 */ UART_REG(revid1); /* A */ UART_REG(revid2); /* B */ UART_REG(pwr_mgmt); /* C */ UART_REG(mdr1); /* D */ -#else +#elif defined(CONFIG_NS16550_OMAP) UART_REG(mdr1); /* 8 */ UART_REG(reg9); /* 9 */ UART_REG(regA); /* A */