diff options
| author | Julius Werner <jwerner@chromium.org> | 2017-09-18 16:57:51 -0700 |
|---|---|---|
| committer | Julius Werner <jwerner@chromium.org> | 2018-01-19 15:21:12 -0800 |
| commit | 36c42ca111ea44e10d3589e93fa18a2b8162b6a3 (patch) | |
| tree | 9ee631744c31482f7b6d127e092fcdd69f3ac5e4 /include | |
| parent | 17cd67d2af885913427be5c0d8af47647d72896e (diff) | |
drivers: ti: uart: Update 16550 UART driver to support MULTI_CONSOLE_API
This patch updates the TI 16550 console driver to support the new
console API. The driver will continue to support the old API as well by
checking the MULTI_CONSOLE_API compile-time flag.
Change-Id: I60a44b7ba3c35c74561824c04b8dbe3e3039324c
Signed-off-by: Julius Werner <jwerner@chromium.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/drivers/ti/uart/uart_16550.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/drivers/ti/uart/uart_16550.h b/include/drivers/ti/uart/uart_16550.h index f258d45b..9eba41aa 100644 --- a/include/drivers/ti/uart/uart_16550.h +++ b/include/drivers/ti/uart/uart_16550.h @@ -7,6 +7,8 @@ #ifndef __UART_16550_H__ #define __UART_16550_H__ +#include <console.h> + /* UART16550 Registers */ #define UARTTX 0x0 #define UARTRX 0x0 @@ -67,4 +69,26 @@ #define UARTLSR_RDR_BIT (0) /* Rx Data Ready Bit */ #define UARTLSR_RDR (1 << UARTLSR_RDR_BIT) /* Rx Data Ready */ +#define CONSOLE_T_16550_BASE CONSOLE_T_DRVDATA + +#ifndef __ASSEMBLY__ + +#include <types.h> + +typedef struct { + console_t console; + uintptr_t base; +} console_16550_t; + +/* + * Initialize a new 16550 console instance and register it with the console + * framework. The |console| pointer must point to storage that will be valid + * for the lifetime of the console, such as a global or static local variable. + * Its contents will be reinitialized from scratch. + */ +int console_16550_register(uintptr_t baseaddr, uint32_t clock, uint32_t baud, + console_16550_t *console); + +#endif /*__ASSEMBLY__*/ + #endif /* __UART_16550_H__ */ |