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/* linux/arch/arm/mach-exynos/dev-c2c.c
*
* Copyright (c) 2011 Samsung Electronics
*
* Base EXYNOS C2C resource and device definitions
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/ioport.h>
#include <linux/dma-mapping.h>
#include <mach/map.h>
#include <mach/regs-pmu.h>
#include <mach/regs-pmu5.h>
#include <mach/c2c.h>
#include <plat/irqs.h>
#include <plat/cpu.h>
static struct resource exynos_c2c_resource[] = {
[0] = {
.start = EXYNOS_PA_C2C,
.end = EXYNOS_PA_C2C + SZ_64K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = EXYNOS_PA_C2C_CP,
.end = EXYNOS_PA_C2C_CP + SZ_64K - 1,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = IRQ_C2C_SSCM0,
.end = IRQ_C2C_SSCM0,
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = IRQ_C2C_SSCM1,
.end = IRQ_C2C_SSCM1,
.flags = IORESOURCE_IRQ,
},
};
static u64 exynos_c2c_dma_mask = DMA_BIT_MASK(32);
struct platform_device exynos_device_c2c = {
.name = "samsung-c2c",
.id = -1,
.num_resources = ARRAY_SIZE(exynos_c2c_resource),
.resource = exynos_c2c_resource,
.dev = {
.dma_mask = &exynos_c2c_dma_mask,
.coherent_dma_mask = DMA_BIT_MASK(32),
},
};
void __init exynos_c2c_set_platdata(struct exynos_c2c_platdata *pd)
{
struct exynos_c2c_platdata *npd = pd;
if (!npd->setup_gpio)
npd->setup_gpio = exynos_c2c_cfg_gpio;
if (!npd->set_cprst)
npd->set_cprst = exynos_c2c_set_cprst;
if (!npd->clear_cprst)
npd->clear_cprst = exynos_c2c_clear_cprst;
if (soc_is_exynos4212() || soc_is_exynos4412()) {
/* Set C2C_CTRL Register */
writel(0x1, S5P_C2C_CTRL);
if (samsung_rev() < EXYNOS4412_REV_1_0)
npd->c2c_sysreg = S3C_VA_SYS + 0x010C;
} else if (soc_is_exynos5250()) {
/* Set C2C_CTRL Register */
writel(0x1, EXYNOS5_C2C_CTRL);
if (samsung_rev() < EXYNOS5250_REV_1_0)
npd->c2c_sysreg = S3C_VA_SYS + 0x0360;
}
exynos_device_c2c.dev.platform_data = npd;
}
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