74 строки
1.7 KiB
C
74 строки
1.7 KiB
C
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/* linux/arch/arm/mach-s5p64x0/init.c
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*
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* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* S5P64X0 - Init support
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/init.h>
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#include <linux/serial_core.h>
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#include <mach/map.h>
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#include <plat/cpu.h>
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#include <plat/devs.h>
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#include <plat/s5p6440.h>
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#include <plat/s5p6450.h>
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#include <plat/regs-serial.h>
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static struct s3c24xx_uart_clksrc s5p64x0_serial_clocks[] = {
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[0] = {
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.name = "pclk_low",
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.divisor = 1,
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.min_baud = 0,
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.max_baud = 0,
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},
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[1] = {
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.name = "uclk1",
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.divisor = 1,
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.min_baud = 0,
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.max_baud = 0,
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},
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};
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/* uart registration process */
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void __init s5p64x0_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
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{
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struct s3c2410_uartcfg *tcfg = cfg;
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u32 ucnt;
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for (ucnt = 0; ucnt < no; ucnt++, tcfg++) {
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if (!tcfg->clocks) {
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tcfg->clocks = s5p64x0_serial_clocks;
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tcfg->clocks_size = ARRAY_SIZE(s5p64x0_serial_clocks);
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}
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}
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}
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void __init s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no)
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{
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int uart;
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for (uart = 0; uart < no; uart++) {
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s5p_uart_resources[uart].resources->start = S5P6440_PA_UART(uart);
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s5p_uart_resources[uart].resources->end = S5P6440_PA_UART(uart) + S5P_SZ_UART;
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}
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s5p64x0_common_init_uarts(cfg, no);
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s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no);
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}
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void __init s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no)
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{
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s5p64x0_common_init_uarts(cfg, no);
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s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no);
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}
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