linux_dsm_epyc7002/arch/arm/plat-omap/include/mach/serial.h
Jouni Hogander 6e81176dc8 ARM: OMAP2 Provide function to enable/disable uart clocks
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>
2008-10-06 15:49:15 +03:00

44 lines
1.2 KiB
C

/*
* arch/arm/plat-omap/include/mach/serial.h
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __ASM_ARCH_SERIAL_H
#define __ASM_ARCH_SERIAL_H
#if defined(CONFIG_ARCH_OMAP1)
/* OMAP1 serial ports */
#define OMAP_UART1_BASE 0xfffb0000
#define OMAP_UART2_BASE 0xfffb0800
#define OMAP_UART3_BASE 0xfffb9800
#elif defined(CONFIG_ARCH_OMAP2)
/* OMAP2 serial ports */
#define OMAP_UART1_BASE 0x4806a000
#define OMAP_UART2_BASE 0x4806c000
#define OMAP_UART3_BASE 0x4806e000
#elif defined(CONFIG_ARCH_OMAP3)
/* OMAP3 serial ports */
#define OMAP_UART1_BASE 0x4806a000
#define OMAP_UART2_BASE 0x4806c000
#define OMAP_UART3_BASE 0x49020000
#endif
#define OMAP_MAX_NR_PORTS 3
#define OMAP1510_BASE_BAUD (12000000/16)
#define OMAP16XX_BASE_BAUD (48000000/16)
#define OMAP24XX_BASE_BAUD (48000000/16)
#define is_omap_port(pt) ({int __ret = 0; \
if ((pt)->port.mapbase == OMAP_UART1_BASE || \
(pt)->port.mapbase == OMAP_UART2_BASE || \
(pt)->port.mapbase == OMAP_UART3_BASE) \
__ret = 1; \
__ret; \
})
#endif