mirror of https://gitee.com/openkylin/linux.git
90 lines
2.4 KiB
C
90 lines
2.4 KiB
C
/*
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* CLPS711X common devices definitions
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*
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* Author: Alexander Shiyan <shc_work@mail.ru>, 2013
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#include <linux/platform_device.h>
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#include <linux/sizes.h>
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#include <mach/hardware.h>
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static const phys_addr_t clps711x_gpios[][2] __initconst = {
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{ PADR, PADDR },
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{ PBDR, PBDDR },
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{ PCDR, PCDDR },
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{ PDDR, PDDDR },
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{ PEDR, PEDDR },
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};
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static void __init clps711x_add_gpio(void)
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{
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unsigned i;
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struct resource gpio_res[2];
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memset(gpio_res, 0, sizeof(gpio_res));
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gpio_res[0].flags = IORESOURCE_MEM;
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gpio_res[1].flags = IORESOURCE_MEM;
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for (i = 0; i < ARRAY_SIZE(clps711x_gpios); i++) {
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gpio_res[0].start = CLPS711X_PHYS_BASE + clps711x_gpios[i][0];
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gpio_res[0].end = gpio_res[0].start;
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gpio_res[1].start = CLPS711X_PHYS_BASE + clps711x_gpios[i][1];
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gpio_res[1].end = gpio_res[1].start;
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platform_device_register_simple("clps711x-gpio", i,
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gpio_res, ARRAY_SIZE(gpio_res));
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}
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}
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const struct resource clps711x_syscon_res[] __initconst = {
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/* SYSCON1, SYSFLG1 */
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DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON1, SZ_128),
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/* SYSCON2, SYSFLG2 */
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DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON2, SZ_128),
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/* SYSCON3 */
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DEFINE_RES_MEM(CLPS711X_PHYS_BASE + SYSCON3, SZ_64),
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};
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static void __init clps711x_add_syscon(void)
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{
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unsigned i;
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for (i = 0; i < ARRAY_SIZE(clps711x_syscon_res); i++)
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platform_device_register_simple("syscon", i + 1,
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&clps711x_syscon_res[i], 1);
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}
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static const struct resource clps711x_uart1_res[] __initconst = {
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DEFINE_RES_MEM(CLPS711X_PHYS_BASE + UARTDR1, SZ_128),
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DEFINE_RES_IRQ(IRQ_UTXINT1),
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DEFINE_RES_IRQ(IRQ_URXINT1),
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};
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static const struct resource clps711x_uart2_res[] __initconst = {
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DEFINE_RES_MEM(CLPS711X_PHYS_BASE + UARTDR2, SZ_128),
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DEFINE_RES_IRQ(IRQ_UTXINT2),
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DEFINE_RES_IRQ(IRQ_URXINT2),
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};
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static void __init clps711x_add_uart(void)
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{
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platform_device_register_simple("clps711x-uart", 0, clps711x_uart1_res,
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ARRAY_SIZE(clps711x_uart1_res));
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platform_device_register_simple("clps711x-uart", 1, clps711x_uart2_res,
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ARRAY_SIZE(clps711x_uart2_res));
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};
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void __init clps711x_devices_init(void)
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{
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clps711x_add_gpio();
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clps711x_add_syscon();
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clps711x_add_uart();
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}
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