28 lines
811 B
C
28 lines
811 B
C
#ifndef _OMAP_SERIAL_H
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#define _OMAP_SERIAL_H
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/* UART register map */
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#define OMAP3_DM37XX_DEBUG_UART_BASE 0x49020000 /* UART3 physical address */
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#define OMAP3_AM335X_DEBUG_UART_BASE 0x44E09000 /* UART0? physical address */
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/* UART registers */
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#define OMAP3_THR 0x000 /* Transmit holding register */
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#define OMAP3_LSR 0x014 /* Line status register */
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#define OMAP3_SSR 0x044 /* Supplementary status register */
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/* Line status register fields */
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#define OMAP3_LSR_TEMT 0x40 /* Transmitter empty */
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#define OMAP3_LSR_THRE 0x20 /* Transmit-hold-register empty */
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/* Supplementary status register fields */
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#define OMAP3_SSR_TX_FIFO_FULL (1 << 0) /* Transmit FIFO full */
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#ifndef __ASSEMBLY__
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void omap3_ser_init();
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void omap3_ser_putc(char c);
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#endif /* __ASSEMBLY__ */
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#endif /* _OMAP_SERIAL_H */
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