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/*
* Copyright (C) 2010 Pengutronix
* Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
*
* 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/compiler.h>
#include <linux/err.h>
#include <linux/init.h>
#include <mach/hardware.h>
#include <mach/devices-common.h>
#include <mach/sdma.h>
struct imx_imx_sdma_data {
resource_size_t iobase;
resource_size_t irq;
struct sdma_platform_data pdata;
};
#define imx_imx_sdma_data_entry_single(soc, _sdma_version, _cpu_name, _to_version)\
{ \
.iobase = soc ## _SDMA ## _BASE_ADDR, \
.irq = soc ## _INT_SDMA, \
.pdata = { \
.sdma_version = _sdma_version, \
.cpu_name = _cpu_name, \
.to_version = _to_version, \
}, \
}
#ifdef CONFIG_SOC_IMX25
struct imx_imx_sdma_data imx25_imx_sdma_data __initconst =
imx_imx_sdma_data_entry_single(MX25, 1, "imx25", 0);
#endif /* ifdef CONFIG_SOC_IMX25 */
#ifdef CONFIG_SOC_IMX31
struct imx_imx_sdma_data imx31_imx_sdma_data __initdata =
imx_imx_sdma_data_entry_single(MX31, 1, "imx31", 0);
#endif /* ifdef CONFIG_SOC_IMX31 */
#ifdef CONFIG_SOC_IMX35
struct imx_imx_sdma_data imx35_imx_sdma_data __initdata =
imx_imx_sdma_data_entry_single(MX35, 2, "imx35", 0);
#endif /* ifdef CONFIG_SOC_IMX35 */
#ifdef CONFIG_SOC_IMX51
struct imx_imx_sdma_data imx51_imx_sdma_data __initconst =
imx_imx_sdma_data_entry_single(MX51, 2, "imx51", 0);
#endif /* ifdef CONFIG_SOC_IMX51 */
#ifdef CONFIG_SOC_IMX53
struct imx_imx_sdma_data imx53_imx_sdma_data __initconst =
imx_imx_sdma_data_entry_single(MX53, 2, "imx53", 1);
#endif /* ifdef CONFIG_SOC_IMX53 */
#ifdef CONFIG_SOC_IMX6Q
struct imx_imx_sdma_data imx6q_imx_sdma_data __initconst =
imx_imx_sdma_data_entry_single(MX6Q, 2, "imx6q", 1);
#endif /* ifdef CONFIG_SOC_IMX6Q */
static struct platform_device __init __maybe_unused *imx_add_imx_sdma(
const struct imx_imx_sdma_data *data)
{
struct resource res[] = {
{
.start = data->iobase,
.end = data->iobase + SZ_4K - 1,
.flags = IORESOURCE_MEM,
}, {
.start = data->irq,
.end = data->irq,
.flags = IORESOURCE_IRQ,
},
};
return imx_add_platform_device("imx-sdma", -1,
res, ARRAY_SIZE(res),
&data->pdata, sizeof(data->pdata));
}
static struct platform_device __init __maybe_unused *imx_add_imx_dma(void)
{
return imx_add_platform_device("imx-dma", -1, NULL, 0, NULL, 0);
}
#ifdef CONFIG_SOC_IMX25
static struct sdma_script_start_addrs addr_imx25_to1 = {
.ap_2_ap_addr = 729,
.uart_2_mcu_addr = 904,
.per_2_app_addr = 1255,
.mcu_2_app_addr = 834,
.uartsh_2_mcu_addr = 1120,
.per_2_shp_addr = 1329,
.mcu_2_shp_addr = 1048,
.ata_2_mcu_addr = 1560,
.mcu_2_ata_addr = 1479,
.app_2_per_addr = 1189,
.app_2_mcu_addr = 770,
.shp_2_per_addr = 1407,
.shp_2_mcu_addr = 979,
};
#endif
#ifdef CONFIG_SOC_IMX31
static struct sdma_script_start_addrs addr_imx31_to1 = {
.per_2_per_addr = 1677,
};
static struct sdma_script_start_addrs addr_imx31_to2 = {
.ap_2_ap_addr = 423,
.ap_2_bp_addr = 829,
.bp_2_ap_addr = 1029,
};
#endif
#ifdef CONFIG_SOC_IMX35
static struct sdma_script_start_addrs addr_imx35_to1 = {
.ap_2_ap_addr = 642,
.uart_2_mcu_addr = 817,
.mcu_2_app_addr = 747,
.uartsh_2_mcu_addr = 1183,
.per_2_shp_addr = 1033,
.mcu_2_shp_addr = 961,
.ata_2_mcu_addr = 1333,
.mcu_2_ata_addr = 1252,
.app_2_mcu_addr = 683,
.shp_2_per_addr = 1111,
.shp_2_mcu_addr = 892,
};
static struct sdma_script_start_addrs addr_imx35_to2 = {
.ap_2_ap_addr = 729,
.uart_2_mcu_addr = 904,
.per_2_app_addr = 1597,
.mcu_2_app_addr = 834,
.uartsh_2_mcu_addr = 1270,
.per_2_shp_addr = 1120,
.mcu_2_shp_addr = 1048,
.ata_2_mcu_addr = 1429,
.mcu_2_ata_addr = 1339,
.app_2_per_addr = 1531,
.app_2_mcu_addr = 770,
.shp_2_per_addr = 1198,
.shp_2_mcu_addr = 979,
};
#endif
#ifdef CONFIG_SOC_IMX51
static struct sdma_script_start_addrs addr_imx51_to3 = {
.ap_2_ap_addr = 642,
.uart_2_mcu_addr = 817,
.mcu_2_app_addr = 747,
.mcu_2_shp_addr = 961,
.ata_2_mcu_addr = 1473,
.mcu_2_ata_addr = 1392,
.app_2_per_addr = 1033,
.app_2_mcu_addr = 683,
.shp_2_per_addr = 1251,
.shp_2_mcu_addr = 892,
.mcu_2_ssish_addr = 6600,
.ssish_2_mcu_addr = 6783,
};
#endif
#ifdef CONFIG_SOC_IMX53
static struct sdma_script_start_addrs addr_imx53_to1 = {
.ap_2_ap_addr = 642,
.uart_2_mcu_addr = 817,
.mcu_2_app_addr = 747,
.per_2_per_addr = 6331,
.uartsh_2_mcu_addr = 1032,
.mcu_2_shp_addr = 960,
.app_2_mcu_addr = 683,
.shp_2_mcu_addr = 891,
.spdif_2_mcu_addr = 1100,
.mcu_2_spdif_addr = 1134,
.mcu_2_ssish_addr = 6242,
.ssish_2_mcu_addr = 6679,
};
#endif
#ifdef CONFIG_SOC_IMX6Q
static struct sdma_script_start_addrs addr_imx6q_to1 = {
.ap_2_ap_addr = 642,
.uart_2_mcu_addr = 817,
.mcu_2_app_addr = 747,
.per_2_per_addr = 6331,
.uartsh_2_mcu_addr = 1032,
.mcu_2_shp_addr = 960,
.app_2_mcu_addr = 683,
.shp_2_mcu_addr = 891,
.spdif_2_mcu_addr = 1100,
.mcu_2_spdif_addr = 1134,
.mcu_2_ssish_addr = 6242,
.ssish_2_mcu_addr = 6678,
};
#endif
static int __init imxXX_add_imx_dma(void)
{
struct platform_device *ret;
#if defined(CONFIG_SOC_IMX21) || defined(CONFIG_SOC_IMX27)
if (cpu_is_mx21() || cpu_is_mx27())
ret = imx_add_imx_dma();
else
#endif
#if defined(CONFIG_SOC_IMX25)
if (cpu_is_mx25()) {
imx25_imx_sdma_data.pdata.script_addrs = &addr_imx25_to1;
ret = imx_add_imx_sdma(&imx25_imx_sdma_data);
} else
#endif
#if defined(CONFIG_SOC_IMX31)
if (cpu_is_mx31()) {
int to_version = mx31_revision() >> 4;
imx31_imx_sdma_data.pdata.to_version = to_version;
if (to_version == 1)
imx31_imx_sdma_data.pdata.script_addrs =
&addr_imx31_to1;
else
imx31_imx_sdma_data.pdata.script_addrs =
&addr_imx31_to2;
ret = imx_add_imx_sdma(&imx31_imx_sdma_data);
} else
#endif
#if defined(CONFIG_SOC_IMX35)
if (cpu_is_mx35()) {
int to_version = mx35_revision() >> 4;
imx35_imx_sdma_data.pdata.to_version = to_version;
if (to_version == 1)
imx35_imx_sdma_data.pdata.script_addrs =
&addr_imx35_to1;
else
imx35_imx_sdma_data.pdata.script_addrs =
&addr_imx35_to2;
ret = imx_add_imx_sdma(&imx35_imx_sdma_data);
} else
#endif
#if defined(CONFIG_SOC_IMX51)
if (cpu_is_mx51()) {
int to_version = mx51_revision() >> 4;
imx51_imx_sdma_data.pdata.to_version = to_version;
if (to_version == 3)
imx51_imx_sdma_data.pdata.script_addrs =
&addr_imx51_to3;
ret = imx_add_imx_sdma(&imx51_imx_sdma_data);
} else
#endif
#if defined(CONFIG_SOC_IMX53)
if (cpu_is_mx53()) {
int to_version = 1;
imx53_imx_sdma_data.pdata.to_version = to_version;
if (to_version == 1)
imx53_imx_sdma_data.pdata.script_addrs =
&addr_imx53_to1;
ret = imx_add_imx_sdma(&imx53_imx_sdma_data);
} else
#endif
#if defined(CONFIG_ARCH_MX6)
int to_version = 1;
imx6q_imx_sdma_data.pdata.to_version = to_version;
if (to_version == 1)
imx6q_imx_sdma_data.pdata.script_addrs =
&addr_imx6q_to1;
ret = imx_add_imx_sdma(&imx6q_imx_sdma_data);
if (IS_ERR(ret))
return PTR_ERR(ret);
return 0;
#endif
ret = ERR_PTR(-ENODEV);
if (IS_ERR(ret))
return PTR_ERR(ret);
return 0;
}
arch_initcall(imxXX_add_imx_dma);
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