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/*
* Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*
* Create static mapping between physical to virtual memory.
*/
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/clk.h>
#include <asm/mach/map.h>
#include <mach/hardware.h>
#include <mach/common.h>
#include <mach/devices-common.h>
#include <mach/iomux-v3.h>
static struct clk *gpc_dvfs_clk;
static void imx5_idle(void)
{
if (!need_resched()) {
/* gpc clock is needed for SRPG */
if (gpc_dvfs_clk == NULL) {
gpc_dvfs_clk = clk_get(NULL, "gpc_dvfs");
if (IS_ERR(gpc_dvfs_clk))
goto err0;
}
clk_enable(gpc_dvfs_clk);
mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF);
if (tzic_enable_wake())
goto err1;
cpu_do_idle();
err1:
clk_disable(gpc_dvfs_clk);
}
err0:
local_irq_enable();
}
/*
* Define the MX50 memory map.
*/
static struct map_desc mx50_io_desc[] __initdata = {
imx_map_entry(MX50, TZIC, MT_DEVICE),
imx_map_entry(MX50, SPBA0, MT_DEVICE),
imx_map_entry(MX50, AIPS1, MT_DEVICE),
imx_map_entry(MX50, AIPS2, MT_DEVICE),
};
/*
* Define the MX51 memory map.
*/
static struct map_desc mx51_io_desc[] __initdata = {
imx_map_entry(MX51, TZIC, MT_DEVICE),
imx_map_entry(MX51, IRAM, MT_DEVICE),
imx_map_entry(MX51, AIPS1, MT_DEVICE),
imx_map_entry(MX51, SPBA0, MT_DEVICE),
imx_map_entry(MX51, AIPS2, MT_DEVICE),
};
/*
* Define the MX53 memory map.
*/
static struct map_desc mx53_io_desc[] __initdata = {
imx_map_entry(MX53, TZIC, MT_DEVICE),
imx_map_entry(MX53, AIPS1, MT_DEVICE),
imx_map_entry(MX53, SPBA0, MT_DEVICE),
imx_map_entry(MX53, AIPS2, MT_DEVICE),
};
/*
* This function initializes the memory map. It is called during the
* system startup to create static physical to virtual memory mappings
* for the IO modules.
*/
void __init mx50_map_io(void)
{
iotable_init(mx50_io_desc, ARRAY_SIZE(mx50_io_desc));
}
void __init mx51_map_io(void)
{
iotable_init(mx51_io_desc, ARRAY_SIZE(mx51_io_desc));
}
void __init mx53_map_io(void)
{
iotable_init(mx53_io_desc, ARRAY_SIZE(mx53_io_desc));
}
void __init imx50_init_early(void)
{
mxc_set_cpu_type(MXC_CPU_MX50);
mxc_iomux_v3_init(MX50_IO_ADDRESS(MX50_IOMUXC_BASE_ADDR));
mxc_arch_reset_init(MX50_IO_ADDRESS(MX50_WDOG_BASE_ADDR));
}
void __init imx51_init_early(void)
{
mxc_set_cpu_type(MXC_CPU_MX51);
mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR));
mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR));
pm_idle = imx5_idle;
}
void __init imx53_init_early(void)
{
mxc_set_cpu_type(MXC_CPU_MX53);
mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR));
mxc_arch_reset_init(MX53_IO_ADDRESS(MX53_WDOG1_BASE_ADDR));
}
void __init mx50_init_irq(void)
{
tzic_init_irq(MX50_IO_ADDRESS(MX50_TZIC_BASE_ADDR));
}
void __init mx51_init_irq(void)
{
tzic_init_irq(MX51_IO_ADDRESS(MX51_TZIC_BASE_ADDR));
}
void __init mx53_init_irq(void)
{
tzic_init_irq(MX53_IO_ADDRESS(MX53_TZIC_BASE_ADDR));
}
static struct sdma_script_start_addrs imx51_sdma_script __initdata = {
.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,
};
static struct sdma_platform_data imx51_sdma_pdata __initdata = {
.fw_name = "sdma-imx51.bin",
.script_addrs = &imx51_sdma_script,
};
static struct sdma_script_start_addrs imx53_sdma_script __initdata = {
.ap_2_ap_addr = 642,
.app_2_mcu_addr = 683,
.mcu_2_app_addr = 747,
.uart_2_mcu_addr = 817,
.shp_2_mcu_addr = 891,
.mcu_2_shp_addr = 960,
.uartsh_2_mcu_addr = 1032,
.spdif_2_mcu_addr = 1100,
.mcu_2_spdif_addr = 1134,
.firi_2_mcu_addr = 1193,
.mcu_2_firi_addr = 1290,
};
static struct sdma_platform_data imx53_sdma_pdata __initdata = {
.fw_name = "sdma-imx53.bin",
.script_addrs = &imx53_sdma_script,
};
void __init imx50_soc_init(void)
{
/* i.mx50 has the i.mx31 type gpio */
mxc_register_gpio("imx31-gpio", 0, MX50_GPIO1_BASE_ADDR, SZ_16K, MX50_INT_GPIO1_LOW, MX50_INT_GPIO1_HIGH);
mxc_register_gpio("imx31-gpio", 1, MX50_GPIO2_BASE_ADDR, SZ_16K, MX50_INT_GPIO2_LOW, MX50_INT_GPIO2_HIGH);
mxc_register_gpio("imx31-gpio", 2, MX50_GPIO3_BASE_ADDR, SZ_16K, MX50_INT_GPIO3_LOW, MX50_INT_GPIO3_HIGH);
mxc_register_gpio("imx31-gpio", 3, MX50_GPIO4_BASE_ADDR, SZ_16K, MX50_INT_GPIO4_LOW, MX50_INT_GPIO4_HIGH);
mxc_register_gpio("imx31-gpio", 4, MX50_GPIO5_BASE_ADDR, SZ_16K, MX50_INT_GPIO5_LOW, MX50_INT_GPIO5_HIGH);
mxc_register_gpio("imx31-gpio", 5, MX50_GPIO6_BASE_ADDR, SZ_16K, MX50_INT_GPIO6_LOW, MX50_INT_GPIO6_HIGH);
}
void __init imx51_soc_init(void)
{
/* i.mx51 has the i.mx31 type gpio */
mxc_register_gpio("imx31-gpio", 0, MX51_GPIO1_BASE_ADDR, SZ_16K, MX51_INT_GPIO1_LOW, MX51_INT_GPIO1_HIGH);
mxc_register_gpio("imx31-gpio", 1, MX51_GPIO2_BASE_ADDR, SZ_16K, MX51_INT_GPIO2_LOW, MX51_INT_GPIO2_HIGH);
mxc_register_gpio("imx31-gpio", 2, MX51_GPIO3_BASE_ADDR, SZ_16K, MX51_INT_GPIO3_LOW, MX51_INT_GPIO3_HIGH);
mxc_register_gpio("imx31-gpio", 3, MX51_GPIO4_BASE_ADDR, SZ_16K, MX51_INT_GPIO4_LOW, MX51_INT_GPIO4_HIGH);
/* i.mx51 has the i.mx35 type sdma */
imx_add_imx_sdma("imx35-sdma", MX51_SDMA_BASE_ADDR, MX51_INT_SDMA, &imx51_sdma_pdata);
}
void __init imx53_soc_init(void)
{
/* i.mx53 has the i.mx31 type gpio */
mxc_register_gpio("imx31-gpio", 0, MX53_GPIO1_BASE_ADDR, SZ_16K, MX53_INT_GPIO1_LOW, MX53_INT_GPIO1_HIGH);
mxc_register_gpio("imx31-gpio", 1, MX53_GPIO2_BASE_ADDR, SZ_16K, MX53_INT_GPIO2_LOW, MX53_INT_GPIO2_HIGH);
mxc_register_gpio("imx31-gpio", 2, MX53_GPIO3_BASE_ADDR, SZ_16K, MX53_INT_GPIO3_LOW, MX53_INT_GPIO3_HIGH);
mxc_register_gpio("imx31-gpio", 3, MX53_GPIO4_BASE_ADDR, SZ_16K, MX53_INT_GPIO4_LOW, MX53_INT_GPIO4_HIGH);
mxc_register_gpio("imx31-gpio", 4, MX53_GPIO5_BASE_ADDR, SZ_16K, MX53_INT_GPIO5_LOW, MX53_INT_GPIO5_HIGH);
mxc_register_gpio("imx31-gpio", 5, MX53_GPIO6_BASE_ADDR, SZ_16K, MX53_INT_GPIO6_LOW, MX53_INT_GPIO6_HIGH);
mxc_register_gpio("imx31-gpio", 6, MX53_GPIO7_BASE_ADDR, SZ_16K, MX53_INT_GPIO7_LOW, MX53_INT_GPIO7_HIGH);
/* i.mx53 has the i.mx35 type sdma */
imx_add_imx_sdma("imx35-sdma", MX53_SDMA_BASE_ADDR, MX53_INT_SDMA, &imx53_sdma_pdata);
}
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