6b13f685e
 김민수
BSP 최초 추가
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/* Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/smsc911x.h>
#include <linux/usb/msm_hsusb.h>
#include <linux/clkdev.h>
#include <linux/memblock.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/memory.h>
#include <asm/setup.h>
#include <mach/clk.h>
#include <mach/msm_iomap.h>
#include <mach/dma.h>
#include <mach/vreg.h>
#include "devices.h"
#include "gpiomux.h"
#include "proc_comm.h"
#include "common.h"
static void __init msm7x30_fixup(struct tag *tag, char **cmdline,
struct meminfo *mi)
{
for (; tag->hdr.size; tag = tag_next(tag))
if (tag->hdr.tag == ATAG_MEM && tag->u.mem.start == 0x200000) {
tag->u.mem.start = 0;
tag->u.mem.size += SZ_2M;
}
}
static void __init msm7x30_reserve(void)
{
memblock_remove(0x0, SZ_2M);
}
static int hsusb_phy_init_seq[] = {
0x30, 0x32, /* Enable and set Pre-Emphasis Depth to 20% */
0x02, 0x36, /* Disable CDR Auto Reset feature */
-1
};
static int hsusb_link_clk_reset(struct clk *link_clk, bool assert)
{
int ret;
if (assert) {
ret = clk_reset(link_clk, CLK_RESET_ASSERT);
if (ret)
pr_err("usb hs_clk assert failed
");
} else {
ret = clk_reset(link_clk, CLK_RESET_DEASSERT);
if (ret)
pr_err("usb hs_clk deassert failed
");
}
return ret;
}
static int hsusb_phy_clk_reset(struct clk *phy_clk)
{
int ret;
ret = clk_reset(phy_clk, CLK_RESET_ASSERT);
if (ret) {
pr_err("usb phy clk assert failed
");
return ret;
}
usleep_range(10000, 12000);
ret = clk_reset(phy_clk, CLK_RESET_DEASSERT);
if (ret)
pr_err("usb phy clk deassert failed
");
return ret;
}
static struct msm_otg_platform_data msm_otg_pdata = {
.phy_init_seq = hsusb_phy_init_seq,
.mode = USB_PERIPHERAL,
.otg_control = OTG_PHY_CONTROL,
.link_clk_reset = hsusb_link_clk_reset,
.phy_clk_reset = hsusb_phy_clk_reset,
};
struct msm_gpiomux_config msm_gpiomux_configs[GPIOMUX_NGPIOS] = {
#ifdef CONFIG_SERIAL_MSM_CONSOLE
[49] = { /* UART2 RFR */
.suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN |
GPIOMUX_FUNC_2 | GPIOMUX_VALID,
},
[50] = { /* UART2 CTS */
.suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN |
GPIOMUX_FUNC_2 | GPIOMUX_VALID,
},
[51] = { /* UART2 RX */
.suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN |
GPIOMUX_FUNC_2 | GPIOMUX_VALID,
},
[52] = { /* UART2 TX */
.suspended = GPIOMUX_DRV_2MA | GPIOMUX_PULL_DOWN |
GPIOMUX_FUNC_2 | GPIOMUX_VALID,
},
#endif
};
static struct platform_device *devices[] __initdata = {
&msm_clock_7x30,
&msm_device_gpio_7x30,
#if defined(CONFIG_SERIAL_MSM) || defined(CONFIG_MSM_SERIAL_DEBUGGER)
&msm_device_uart2,
#endif
&msm_device_smd,
&msm_device_otg,
&msm_device_hsusb,
&msm_device_hsusb_host,
};
static void __init msm7x30_init_irq(void)
{
msm_init_irq();
}
static void __init msm7x30_init(void)
{
msm_device_otg.dev.platform_data = &msm_otg_pdata;
msm_device_hsusb.dev.parent = &msm_device_otg.dev;
msm_device_hsusb_host.dev.parent = &msm_device_otg.dev;
platform_add_devices(devices, ARRAY_SIZE(devices));
}
static void __init msm7x30_map_io(void)
{
msm_map_msm7x30_io();
}
static void __init msm7x30_init_late(void)
{
smd_debugfs_init();
}
MACHINE_START(MSM7X30_SURF, "QCT MSM7X30 SURF")
.atag_offset = 0x100,
.fixup = msm7x30_fixup,
.reserve = msm7x30_reserve,
.map_io = msm7x30_map_io,
.init_irq = msm7x30_init_irq,
.init_machine = msm7x30_init,
.init_late = msm7x30_init_late,
.init_time = msm7x30_timer_init,
MACHINE_END
MACHINE_START(MSM7X30_FFA, "QCT MSM7X30 FFA")
.atag_offset = 0x100,
.fixup = msm7x30_fixup,
.reserve = msm7x30_reserve,
.map_io = msm7x30_map_io,
.init_irq = msm7x30_init_irq,
.init_machine = msm7x30_init,
.init_late = msm7x30_init_late,
.init_time = msm7x30_timer_init,
MACHINE_END
MACHINE_START(MSM7X30_FLUID, "QCT MSM7X30 FLUID")
.atag_offset = 0x100,
.fixup = msm7x30_fixup,
.reserve = msm7x30_reserve,
.map_io = msm7x30_map_io,
.init_irq = msm7x30_init_irq,
.init_machine = msm7x30_init,
.init_late = msm7x30_init_late,
.init_time = msm7x30_timer_init,
MACHINE_END
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