6e81176dc8
This patch adds common function to enable/disable omap2/3 uart clocks. Enabled uarts are passed by bootloader in atags and clocks for these enabled uarts are touched. Signed-off-by: Jouni Hogander <jouni.hogander@nokia.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/*
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* arch/arm/plat-omap/include/mach/serial.h
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __ASM_ARCH_SERIAL_H
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#define __ASM_ARCH_SERIAL_H
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#if defined(CONFIG_ARCH_OMAP1)
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/* OMAP1 serial ports */
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#define OMAP_UART1_BASE 0xfffb0000
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#define OMAP_UART2_BASE 0xfffb0800
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#define OMAP_UART3_BASE 0xfffb9800
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#elif defined(CONFIG_ARCH_OMAP2)
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/* OMAP2 serial ports */
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#define OMAP_UART1_BASE 0x4806a000
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#define OMAP_UART2_BASE 0x4806c000
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#define OMAP_UART3_BASE 0x4806e000
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#elif defined(CONFIG_ARCH_OMAP3)
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/* OMAP3 serial ports */
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#define OMAP_UART1_BASE 0x4806a000
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#define OMAP_UART2_BASE 0x4806c000
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#define OMAP_UART3_BASE 0x49020000
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#endif
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#define OMAP_MAX_NR_PORTS 3
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#define OMAP1510_BASE_BAUD (12000000/16)
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#define OMAP16XX_BASE_BAUD (48000000/16)
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#define OMAP24XX_BASE_BAUD (48000000/16)
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#define is_omap_port(pt) ({int __ret = 0; \
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if ((pt)->port.mapbase == OMAP_UART1_BASE || \
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(pt)->port.mapbase == OMAP_UART2_BASE || \
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(pt)->port.mapbase == OMAP_UART3_BASE) \
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__ret = 1; \
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__ret; \
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})
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#endif
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