mirror of
https://github.com/torvalds/linux.git
synced 2024-10-31 17:21:49 +00:00
4e0a1b8c07
As part of multi-platform effort, let's enable MULTI_IRQ_HANDLER for mach-mxs and remove entry-macro.S. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
313 lines
7.0 KiB
C
313 lines
7.0 KiB
C
/*
|
|
* Copyright 2012 Freescale Semiconductor, Inc.
|
|
* Copyright 2012 Linaro Ltd.
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#include <linux/clk.h>
|
|
#include <linux/clkdev.h>
|
|
#include <linux/err.h>
|
|
#include <linux/init.h>
|
|
#include <linux/init.h>
|
|
#include <linux/irqdomain.h>
|
|
#include <linux/micrel_phy.h>
|
|
#include <linux/mxsfb.h>
|
|
#include <linux/of_irq.h>
|
|
#include <linux/of_platform.h>
|
|
#include <linux/phy.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/time.h>
|
|
#include <mach/common.h>
|
|
|
|
static struct fb_videomode mx23evk_video_modes[] = {
|
|
{
|
|
.name = "Samsung-LMS430HF02",
|
|
.refresh = 60,
|
|
.xres = 480,
|
|
.yres = 272,
|
|
.pixclock = 108096, /* picosecond (9.2 MHz) */
|
|
.left_margin = 15,
|
|
.right_margin = 8,
|
|
.upper_margin = 12,
|
|
.lower_margin = 4,
|
|
.hsync_len = 1,
|
|
.vsync_len = 1,
|
|
.sync = FB_SYNC_DATA_ENABLE_HIGH_ACT |
|
|
FB_SYNC_DOTCLK_FAILING_ACT,
|
|
},
|
|
};
|
|
|
|
static struct fb_videomode mx28evk_video_modes[] = {
|
|
{
|
|
.name = "Seiko-43WVF1G",
|
|
.refresh = 60,
|
|
.xres = 800,
|
|
.yres = 480,
|
|
.pixclock = 29851, /* picosecond (33.5 MHz) */
|
|
.left_margin = 89,
|
|
.right_margin = 164,
|
|
.upper_margin = 23,
|
|
.lower_margin = 10,
|
|
.hsync_len = 10,
|
|
.vsync_len = 10,
|
|
.sync = FB_SYNC_DATA_ENABLE_HIGH_ACT |
|
|
FB_SYNC_DOTCLK_FAILING_ACT,
|
|
},
|
|
};
|
|
|
|
static struct fb_videomode m28evk_video_modes[] = {
|
|
{
|
|
.name = "Ampire AM-800480R2TMQW-T01H",
|
|
.refresh = 60,
|
|
.xres = 800,
|
|
.yres = 480,
|
|
.pixclock = 30066, /* picosecond (33.26 MHz) */
|
|
.left_margin = 0,
|
|
.right_margin = 256,
|
|
.upper_margin = 0,
|
|
.lower_margin = 45,
|
|
.hsync_len = 1,
|
|
.vsync_len = 1,
|
|
.sync = FB_SYNC_DATA_ENABLE_HIGH_ACT,
|
|
},
|
|
};
|
|
|
|
static struct fb_videomode apx4devkit_video_modes[] = {
|
|
{
|
|
.name = "HannStar PJ70112A",
|
|
.refresh = 60,
|
|
.xres = 800,
|
|
.yres = 480,
|
|
.pixclock = 33333, /* picosecond (30.00 MHz) */
|
|
.left_margin = 88,
|
|
.right_margin = 40,
|
|
.upper_margin = 32,
|
|
.lower_margin = 13,
|
|
.hsync_len = 48,
|
|
.vsync_len = 3,
|
|
.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT |
|
|
FB_SYNC_DATA_ENABLE_HIGH_ACT |
|
|
FB_SYNC_DOTCLK_FAILING_ACT,
|
|
},
|
|
};
|
|
|
|
static struct mxsfb_platform_data mxsfb_pdata __initdata;
|
|
|
|
static struct of_dev_auxdata mxs_auxdata_lookup[] __initdata = {
|
|
OF_DEV_AUXDATA("fsl,imx23-lcdif", 0x80030000, NULL, &mxsfb_pdata),
|
|
OF_DEV_AUXDATA("fsl,imx28-lcdif", 0x80030000, NULL, &mxsfb_pdata),
|
|
{ /* sentinel */ }
|
|
};
|
|
|
|
static int __init mxs_icoll_add_irq_domain(struct device_node *np,
|
|
struct device_node *interrupt_parent)
|
|
{
|
|
irq_domain_add_legacy(np, 128, 0, 0, &irq_domain_simple_ops, NULL);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct of_device_id mxs_irq_match[] __initconst = {
|
|
{ .compatible = "fsl,mxs-icoll", .data = mxs_icoll_add_irq_domain, },
|
|
{ /* sentinel */ }
|
|
};
|
|
|
|
static void __init mxs_dt_init_irq(void)
|
|
{
|
|
icoll_init_irq();
|
|
of_irq_init(mxs_irq_match);
|
|
}
|
|
|
|
static void __init imx23_timer_init(void)
|
|
{
|
|
mx23_clocks_init();
|
|
}
|
|
|
|
static struct sys_timer imx23_timer = {
|
|
.init = imx23_timer_init,
|
|
};
|
|
|
|
static void __init imx28_timer_init(void)
|
|
{
|
|
mx28_clocks_init();
|
|
}
|
|
|
|
static struct sys_timer imx28_timer = {
|
|
.init = imx28_timer_init,
|
|
};
|
|
|
|
enum mac_oui {
|
|
OUI_FSL,
|
|
OUI_DENX,
|
|
};
|
|
|
|
static void __init update_fec_mac_prop(enum mac_oui oui)
|
|
{
|
|
struct device_node *np, *from = NULL;
|
|
struct property *newmac;
|
|
const u32 *ocotp = mxs_get_ocotp();
|
|
u8 *macaddr;
|
|
u32 val;
|
|
int i;
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
np = of_find_compatible_node(from, NULL, "fsl,imx28-fec");
|
|
if (!np)
|
|
return;
|
|
from = np;
|
|
|
|
newmac = kzalloc(sizeof(*newmac) + 6, GFP_KERNEL);
|
|
if (!newmac)
|
|
return;
|
|
newmac->value = newmac + 1;
|
|
newmac->length = 6;
|
|
|
|
newmac->name = kstrdup("local-mac-address", GFP_KERNEL);
|
|
if (!newmac->name) {
|
|
kfree(newmac);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* OCOTP only stores the last 4 octets for each mac address,
|
|
* so hard-code OUI here.
|
|
*/
|
|
macaddr = newmac->value;
|
|
switch (oui) {
|
|
case OUI_FSL:
|
|
macaddr[0] = 0x00;
|
|
macaddr[1] = 0x04;
|
|
macaddr[2] = 0x9f;
|
|
break;
|
|
case OUI_DENX:
|
|
macaddr[0] = 0xc0;
|
|
macaddr[1] = 0xe5;
|
|
macaddr[2] = 0x4e;
|
|
break;
|
|
}
|
|
val = ocotp[i];
|
|
macaddr[3] = (val >> 16) & 0xff;
|
|
macaddr[4] = (val >> 8) & 0xff;
|
|
macaddr[5] = (val >> 0) & 0xff;
|
|
|
|
prom_update_property(np, newmac);
|
|
}
|
|
}
|
|
|
|
static void __init imx23_evk_init(void)
|
|
{
|
|
mxsfb_pdata.mode_list = mx23evk_video_modes;
|
|
mxsfb_pdata.mode_count = ARRAY_SIZE(mx23evk_video_modes);
|
|
mxsfb_pdata.default_bpp = 32;
|
|
mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT;
|
|
}
|
|
|
|
static inline void enable_clk_enet_out(void)
|
|
{
|
|
struct clk *clk = clk_get_sys("enet_out", NULL);
|
|
|
|
if (!IS_ERR(clk))
|
|
clk_prepare_enable(clk);
|
|
}
|
|
|
|
static void __init imx28_evk_init(void)
|
|
{
|
|
enable_clk_enet_out();
|
|
update_fec_mac_prop(OUI_FSL);
|
|
|
|
mxsfb_pdata.mode_list = mx28evk_video_modes;
|
|
mxsfb_pdata.mode_count = ARRAY_SIZE(mx28evk_video_modes);
|
|
mxsfb_pdata.default_bpp = 32;
|
|
mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT;
|
|
}
|
|
|
|
static void __init m28evk_init(void)
|
|
{
|
|
enable_clk_enet_out();
|
|
update_fec_mac_prop(OUI_DENX);
|
|
|
|
mxsfb_pdata.mode_list = m28evk_video_modes;
|
|
mxsfb_pdata.mode_count = ARRAY_SIZE(m28evk_video_modes);
|
|
mxsfb_pdata.default_bpp = 16;
|
|
mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT;
|
|
}
|
|
|
|
static int apx4devkit_phy_fixup(struct phy_device *phy)
|
|
{
|
|
phy->dev_flags |= MICREL_PHY_50MHZ_CLK;
|
|
return 0;
|
|
}
|
|
|
|
static void __init apx4devkit_init(void)
|
|
{
|
|
enable_clk_enet_out();
|
|
|
|
if (IS_BUILTIN(CONFIG_PHYLIB))
|
|
phy_register_fixup_for_uid(PHY_ID_KS8051, MICREL_PHY_ID_MASK,
|
|
apx4devkit_phy_fixup);
|
|
|
|
mxsfb_pdata.mode_list = apx4devkit_video_modes;
|
|
mxsfb_pdata.mode_count = ARRAY_SIZE(apx4devkit_video_modes);
|
|
mxsfb_pdata.default_bpp = 32;
|
|
mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT;
|
|
}
|
|
|
|
static void __init mxs_machine_init(void)
|
|
{
|
|
if (of_machine_is_compatible("fsl,imx28-evk"))
|
|
imx28_evk_init();
|
|
else if (of_machine_is_compatible("fsl,imx23-evk"))
|
|
imx23_evk_init();
|
|
else if (of_machine_is_compatible("denx,m28evk"))
|
|
m28evk_init();
|
|
else if (of_machine_is_compatible("bluegiga,apx4devkit"))
|
|
apx4devkit_init();
|
|
|
|
of_platform_populate(NULL, of_default_bus_match_table,
|
|
mxs_auxdata_lookup, NULL);
|
|
}
|
|
|
|
static const char *imx23_dt_compat[] __initdata = {
|
|
"fsl,imx23-evk",
|
|
"fsl,stmp378x_devb"
|
|
"olimex,imx23-olinuxino",
|
|
"fsl,imx23",
|
|
NULL,
|
|
};
|
|
|
|
static const char *imx28_dt_compat[] __initdata = {
|
|
"bluegiga,apx4devkit",
|
|
"crystalfontz,cfa10036",
|
|
"denx,m28evk",
|
|
"fsl,imx28-evk",
|
|
"karo,tx28",
|
|
"fsl,imx28",
|
|
NULL,
|
|
};
|
|
|
|
DT_MACHINE_START(IMX23, "Freescale i.MX23 (Device Tree)")
|
|
.map_io = mx23_map_io,
|
|
.init_irq = mxs_dt_init_irq,
|
|
.handle_irq = icoll_handle_irq,
|
|
.timer = &imx23_timer,
|
|
.init_machine = mxs_machine_init,
|
|
.dt_compat = imx23_dt_compat,
|
|
.restart = mxs_restart,
|
|
MACHINE_END
|
|
|
|
DT_MACHINE_START(IMX28, "Freescale i.MX28 (Device Tree)")
|
|
.map_io = mx28_map_io,
|
|
.init_irq = mxs_dt_init_irq,
|
|
.handle_irq = icoll_handle_irq,
|
|
.timer = &imx28_timer,
|
|
.init_machine = mxs_machine_init,
|
|
.dt_compat = imx28_dt_compat,
|
|
.restart = mxs_restart,
|
|
MACHINE_END
|