31 lines
939 B
C
31 lines
939 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_UART1_BASE 0x4806A000 /* UART1 physical address */
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#define OMAP3_UART2_BASE 0x4806C000 /* UART2 physical address */
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#define OMAP3_UART3_BASE 0x49020000 /* UART3 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_TX_FIFO_E (1 << 5) /* Transmit FIFO 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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#define OMAP3_UART3_THR (OMAP3_UART3_BASE + OMAP3_THR)
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#define OMAP3_UART3_LSR (OMAP3_UART3_BASE + OMAP3_LSR)
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#define OMAP3_UART3_SSR (OMAP3_UART3_BASE + OMAP3_SSR)
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#ifndef __ASSEMBLY__
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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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