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qemu / qemu / e927bb0070c9f946cfe4a276ebccfab9c5f03e0e / . / hw / nseries.c
blob: 8d578fcb196fa7490fc4c9ab4bb8e13415c07081 [file] [log] [blame]
/*
* Nokia N-series internet tablets.
*
* Copyright (C) 2007 Nokia Corporation
* Written by Andrzej Zaborowski <andrew@openedhand.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 or
* (at your option) version 3 of the License.
*
* 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., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include "qemu-common.h"
#include "sysemu.h"
#include "omap.h"
#include "arm-misc.h"
#include "irq.h"
#include "console.h"
#include "boards.h"
#include "i2c.h"
#include "devices.h"
#include "flash.h"
#include "hw.h"
/* Nokia N8x0 support */
struct n800_s {
struct omap_mpu_state_s *cpu;
struct rfbi_chip_s blizzard;
struct {
void *opaque;
uint32_t (*txrx)(void *opaque, uint32_t value, int len);
struct uwire_slave_s *chip;
} ts;
i2c_bus *i2c;
int keymap[0x80];
struct tusb_s *usb;
void *retu;
void *tahvo;
};
/* GPIO pins */
#define N8X0_TUSB_ENABLE_GPIO 0
#define N800_MMC2_WP_GPIO 8
#define N800_UNKNOWN_GPIO0 9 /* out */
#define N800_UNKNOWN_GPIO1 10 /* out */
#define N800_CAM_TURN_GPIO 12
#define N810_GPS_RESET_GPIO 12
#define N800_BLIZZARD_POWERDOWN_GPIO 15
#define N800_MMC1_WP_GPIO 23
#define N8X0_ONENAND_GPIO 26
#define N810_BLIZZARD_RESET_GPIO 30
#define N800_UNKNOWN_GPIO2 53 /* out */
#define N8X0_TUSB_INT_GPIO 58
#define N8X0_BT_WKUP_GPIO 61
#define N8X0_STI_GPIO 62
#define N8X0_CBUS_SEL_GPIO 64
#define N8X0_CBUS_DAT_GPIO 65
#define N8X0_CBUS_CLK_GPIO 66
#define N8X0_WLAN_IRQ_GPIO 87
#define N8X0_BT_RESET_GPIO 92
#define N8X0_TEA5761_CS_GPIO 93
#define N800_UNKNOWN_GPIO 94
#define N810_TSC_RESET_GPIO 94
#define N800_CAM_ACT_GPIO 95
#define N810_GPS_WAKEUP_GPIO 95
#define N8X0_MMC_CS_GPIO 96
#define N8X0_WLAN_PWR_GPIO 97
#define N8X0_BT_HOST_WKUP_GPIO 98
#define N800_UNKNOWN_GPIO3 101 /* out */
#define N810_KB_LOCK_GPIO 102
#define N800_TSC_TS_GPIO 103
#define N810_TSC_TS_GPIO 106
#define N8X0_HEADPHONE_GPIO 107
#define N8X0_RETU_GPIO 108
#define N800_TSC_KP_IRQ_GPIO 109
#define N810_KEYBOARD_GPIO 109
#define N800_BAT_COVER_GPIO 110
#define N810_SLIDE_GPIO 110
#define N8X0_TAHVO_GPIO 111
#define N800_UNKNOWN_GPIO4 112 /* out */
#define N810_SLEEPX_LED_GPIO 112
#define N810_TSC_UNKNOWN_GPIO 118 /* out */
#define N800_TSC_RESET_GPIO 119 /* ? */
#define N8X0_TMP105_GPIO 125
/* Config */
#define XLDR_LL_UART 1
/* Addresses on the I2C bus */
#define N8X0_TMP105_ADDR 0x48
#define N8X0_MENELAUS_ADDR 0x72
/* Chipselects on GPMC NOR interface */
#define N8X0_ONENAND_CS 0
#define N8X0_USB_ASYNC_CS 1
#define N8X0_USB_SYNC_CS 4
static void n800_mmc_cs_cb(void *opaque, int line, int level)
{
/* TODO: this seems to actually be connected to the menelaus, to
* which also both MMC slots connect. */
omap_mmc_enable((struct omap_mmc_s *) opaque, !level);
printf("%s: MMC slot %i active\n", __FUNCTION__, level + 1);
}
static void n8x0_gpio_setup(struct n800_s *s)
{
qemu_irq *mmc_cs = qemu_allocate_irqs(n800_mmc_cs_cb, s->cpu->mmc, 1);
omap2_gpio_out_set(s->cpu->gpif, N8X0_MMC_CS_GPIO, mmc_cs[0]);
qemu_irq_lower(omap2_gpio_in_get(s->cpu->gpif, N800_BAT_COVER_GPIO)[0]);
}
static void n8x0_nand_setup(struct n800_s *s)
{
/* Either ec40xx or ec48xx are OK for the ID */
omap_gpmc_attach(s->cpu->gpmc, N8X0_ONENAND_CS, 0, onenand_base_update,
onenand_base_unmap,
onenand_init(0xec4800, 1,
omap2_gpio_in_get(s->cpu->gpif,
N8X0_ONENAND_GPIO)[0]));
}
static void n8x0_i2c_setup(struct n800_s *s)
{
qemu_irq tmp_irq = omap2_gpio_in_get(s->cpu->gpif, N8X0_TMP105_GPIO)[0];
/* Attach the CPU on one end of our I2C bus. */
s->i2c = omap_i2c_bus(s->cpu->i2c[0]);
/* Attach a menelaus PM chip */
i2c_set_slave_address(
twl92230_init(s->i2c,
s->cpu->irq[0][OMAP_INT_24XX_SYS_NIRQ]),
N8X0_MENELAUS_ADDR);
/* Attach a TMP105 PM chip (A0 wired to ground) */
i2c_set_slave_address(tmp105_init(s->i2c, tmp_irq), N8X0_TMP105_ADDR);
}
/* Touchscreen and keypad controller */
static struct mouse_transform_info_s n800_pointercal = {
.x = 800,
.y = 480,
.a = { 14560, -68, -3455208, -39, -9621, 35152972, 65536 },
};
static struct mouse_transform_info_s n810_pointercal = {
.x = 800,
.y = 480,
.a = { 15041, 148, -4731056, 171, -10238, 35933380, 65536 },
};
#define RETU_KEYCODE 61 /* F3 */
static void n800_key_event(void *opaque, int keycode)
{
struct n800_s *s = (struct n800_s *) opaque;
int code = s->keymap[keycode & 0x7f];
if (code == -1) {
if ((keycode & 0x7f) == RETU_KEYCODE)
retu_key_event(s->retu, !(keycode & 0x80));
return;
}
tsc210x_key_event(s->ts.chip, code, !(keycode & 0x80));
}
static const int n800_keys[16] = {
-1,
72, /* Up */
63, /* Home (F5) */
-1,
75, /* Left */
28, /* Enter */
77, /* Right */
-1,
1, /* Cycle (ESC) */
80, /* Down */
62, /* Menu (F4) */
-1,
66, /* Zoom- (F8) */
64, /* FS (F6) */
65, /* Zoom+ (F7) */
-1,
};
static void n800_tsc_kbd_setup(struct n800_s *s)
{
int i;
/* XXX: are the three pins inverted inside the chip between the
* tsc and the cpu (N4111)? */
qemu_irq penirq = 0; /* NC */
qemu_irq kbirq = omap2_gpio_in_get(s->cpu->gpif, N800_TSC_KP_IRQ_GPIO)[0];
qemu_irq dav = omap2_gpio_in_get(s->cpu->gpif, N800_TSC_TS_GPIO)[0];
s->ts.chip = tsc2301_init(penirq, kbirq, dav, 0);
s->ts.opaque = s->ts.chip->opaque;
s->ts.txrx = tsc210x_txrx;
for (i = 0; i < 0x80; i ++)
s->keymap[i] = -1;
for (i = 0; i < 0x10; i ++)
if (n800_keys[i] >= 0)
s->keymap[n800_keys[i]] = i;
qemu_add_kbd_event_handler(n800_key_event, s);
tsc210x_set_transform(s->ts.chip, &n800_pointercal);
}
static void n810_tsc_setup(struct n800_s *s)
{
qemu_irq pintdav = omap2_gpio_in_get(s->cpu->gpif, N810_TSC_TS_GPIO)[0];
s->ts.opaque = tsc2005_init(pintdav);
s->ts.txrx = tsc2005_txrx;
tsc2005_set_transform(s->ts.opaque, &n810_pointercal);
}
/* LCD MIPI DBI-C controller (URAL) */
struct mipid_s {
int resp[4];
int param[4];
int p;
int pm;
int cmd;
int sleep;
int booster;
int te;
int selfcheck;
int partial;
int normal;
int vscr;
int invert;
int onoff;
int gamma;
uint32_t id;
};
static void mipid_reset(struct mipid_s *s)
{
if (!s->sleep)
fprintf(stderr, "%s: Display off\n", __FUNCTION__);
s->pm = 0;
s->cmd = 0;
s->sleep = 1;
s->booster = 0;
s->selfcheck =
(1 << 7) | /* Register loading OK. */
(1 << 5) | /* The chip is attached. */
(1 << 4); /* Display glass still in one piece. */
s->te = 0;
s->partial = 0;
s->normal = 1;
s->vscr = 0;
s->invert = 0;
s->onoff = 1;
s->gamma = 0;
}
static uint32_t mipid_txrx(void *opaque, uint32_t cmd, int len)
{
struct mipid_s *s = (struct mipid_s *) opaque;
uint8_t ret;
if (len > 9)
cpu_abort(cpu_single_env, "%s: FIXME: bad SPI word width %i\n",
__FUNCTION__, len);
if (s->p >= sizeof(s->resp) / sizeof(*s->resp))
ret = 0;
else
ret = s->resp[s->p ++];
if (s->pm --> 0)
s->param[s->pm] = cmd;
else
s->cmd = cmd;
switch (s->cmd) {
case 0x00: /* NOP */
break;
case 0x01: /* SWRESET */
mipid_reset(s);
break;
case 0x02: /* BSTROFF */
s->booster = 0;
break;
case 0x03: /* BSTRON */
s->booster = 1;
break;
case 0x04: /* RDDID */
s->p = 0;
s->resp[0] = (s->id >> 16) & 0xff;
s->resp[1] = (s->id >> 8) & 0xff;
s->resp[2] = (s->id >> 0) & 0xff;
break;
case 0x06: /* RD_RED */
case 0x07: /* RD_GREEN */
/* XXX the bootloader sometimes issues RD_BLUE meaning RDDID so
* for the bootloader one needs to change this. */
case 0x08: /* RD_BLUE */
s->p = 0;
/* TODO: return first pixel components */
s->resp[0] = 0x01;
break;
case 0x09: /* RDDST */
s->p = 0;
s->resp[0] = s->booster << 7;
s->resp[1] = (5 << 4) | (s->partial << 2) |
(s->sleep << 1) | s->normal;
s->resp[2] = (s->vscr << 7) | (s->invert << 5) |
(s->onoff << 2) | (s->te << 1) | (s->gamma >> 2);
s->resp[3] = s->gamma << 6;
break;
case 0x0a: /* RDDPM */
s->p = 0;
s->resp[0] = (s->onoff << 2) | (s->normal << 3) | (s->sleep << 4) |
(s->partial << 5) | (s->sleep << 6) | (s->booster << 7);
break;
case 0x0b: /* RDDMADCTR */
s->p = 0;
s->resp[0] = 0;
break;
case 0x0c: /* RDDCOLMOD */
s->p = 0;
s->resp[0] = 5; /* 65K colours */
break;
case 0x0d: /* RDDIM */
s->p = 0;
s->resp[0] = (s->invert << 5) | (s->vscr << 7) | s->gamma;
break;
case 0x0e: /* RDDSM */
s->p = 0;
s->resp[0] = s->te << 7;
break;
case 0x0f: /* RDDSDR */
s->p = 0;
s->resp[0] = s->selfcheck;
break;
case 0x10: /* SLPIN */
s->sleep = 1;
break;
case 0x11: /* SLPOUT */
s->sleep = 0;
s->selfcheck ^= 1 << 6; /* POFF self-diagnosis Ok */
break;
case 0x12: /* PTLON */
s->partial = 1;
s->normal = 0;
s->vscr = 0;
break;
case 0x13: /* NORON */
s->partial = 0;
s->normal = 1;
s->vscr = 0;
break;
case 0x20: /* INVOFF */
s->invert = 0;
break;
case 0x21: /* INVON */
s->invert = 1;
break;
case 0x22: /* APOFF */
case 0x23: /* APON */
goto bad_cmd;
case 0x25: /* WRCNTR */
if (s->pm < 0)
s->pm = 1;
goto bad_cmd;
case 0x26: /* GAMSET */
if (!s->pm)
s->gamma = ffs(s->param[0] & 0xf) - 1;
else if (s->pm < 0)
s->pm = 1;
break;
case 0x28: /* DISPOFF */
s->onoff = 0;
fprintf(stderr, "%s: Display off\n", __FUNCTION__);
break;
case 0x29: /* DISPON */
s->onoff = 1;
fprintf(stderr, "%s: Display on\n", __FUNCTION__);
break;
case 0x2a: /* CASET */
case 0x2b: /* RASET */
case 0x2c: /* RAMWR */
case 0x2d: /* RGBSET */
case 0x2e: /* RAMRD */
case 0x30: /* PTLAR */
case 0x33: /* SCRLAR */
goto bad_cmd;
case 0x34: /* TEOFF */
s->te = 0;
break;
case 0x35: /* TEON */
if (!s->pm)
s->te = 1;
else if (s->pm < 0)
s->pm = 1;
break;
case 0x36: /* MADCTR */
goto bad_cmd;
case 0x37: /* VSCSAD */
s->partial = 0;
s->normal = 0;
s->vscr = 1;
break;
case 0x38: /* IDMOFF */
case 0x39: /* IDMON */
case 0x3a: /* COLMOD */
goto bad_cmd;
case 0xb0: /* CLKINT / DISCTL */
case 0xb1: /* CLKEXT */
if (s->pm < 0)
s->pm = 2;
break;
case 0xb4: /* FRMSEL */
break;
case 0xb5: /* FRM8SEL */
case 0xb6: /* TMPRNG / INIESC */
case 0xb7: /* TMPHIS / NOP2 */
case 0xb8: /* TMPREAD / MADCTL */
case 0xba: /* DISTCTR */
case 0xbb: /* EPVOL */
goto bad_cmd;
case 0xbd: /* Unknown */
s->p = 0;
s->resp[0] = 0;
s->resp[1] = 1;
break;
case 0xc2: /* IFMOD */
if (s->pm < 0)
s->pm = 2;
break;
case 0xc6: /* PWRCTL */
case 0xc7: /* PPWRCTL */
case 0xd0: /* EPWROUT */
case 0xd1: /* EPWRIN */
case 0xd4: /* RDEV */
case 0xd5: /* RDRR */
goto bad_cmd;
case 0xda: /* RDID1 */
s->p = 0;
s->resp[0] = (s->id >> 16) & 0xff;
break;
case 0xdb: /* RDID2 */
s->p = 0;
s->resp[0] = (s->id >> 8) & 0xff;
break;
case 0xdc: /* RDID3 */
s->p = 0;
s->resp[0] = (s->id >> 0) & 0xff;
break;
default:
bad_cmd:
fprintf(stderr, "%s: unknown command %02x\n", __FUNCTION__, s->cmd);
break;
}
return ret;
}
static void *mipid_init(void)
{
struct mipid_s *s = (struct mipid_s *) qemu_mallocz(sizeof(*s));
s->id = 0x838f03;
mipid_reset(s);
return s;
}
static void n8x0_spi_setup(struct n800_s *s)
{
void *tsc = s->ts.opaque;
void *mipid = mipid_init();
omap_mcspi_attach(s->cpu->mcspi[0], s->ts.txrx, tsc, 0);
omap_mcspi_attach(s->cpu->mcspi[0], mipid_txrx, mipid, 1);
}
/* This task is normally performed by the bootloader. If we're loading
* a kernel directly, we need to enable the Blizzard ourselves. */
static void n800_dss_init(struct rfbi_chip_s *chip)
{
uint8_t *fb_blank;
chip->write(chip->opaque, 0, 0x2a); /* LCD Width register */
chip->write(chip->opaque, 1, 0x64);
chip->write(chip->opaque, 0, 0x2c); /* LCD HNDP register */
chip->write(chip->opaque, 1, 0x1e);
chip->write(chip->opaque, 0, 0x2e); /* LCD Height 0 register */
chip->write(chip->opaque, 1, 0xe0);
chip->write(chip->opaque, 0, 0x30); /* LCD Height 1 register */
chip->write(chip->opaque, 1, 0x01);
chip->write(chip->opaque, 0, 0x32); /* LCD VNDP register */
chip->write(chip->opaque, 1, 0x06);
chip->write(chip->opaque, 0, 0x68); /* Display Mode register */
chip->write(chip->opaque, 1, 1); /* Enable bit */
chip->write(chip->opaque, 0, 0x6c);
chip->write(chip->opaque, 1, 0x00); /* Input X Start Position */
chip->write(chip->opaque, 1, 0x00); /* Input X Start Position */
chip->write(chip->opaque, 1, 0x00); /* Input Y Start Position */
chip->write(chip->opaque, 1, 0x00); /* Input Y Start Position */
chip->write(chip->opaque, 1, 0x1f); /* Input X End Position */
chip->write(chip->opaque, 1, 0x03); /* Input X End Position */
chip->write(chip->opaque, 1, 0xdf); /* Input Y End Position */
chip->write(chip->opaque, 1, 0x01); /* Input Y End Position */
chip->write(chip->opaque, 1, 0x00); /* Output X Start Position */
chip->write(chip->opaque, 1, 0x00); /* Output X Start Position */
chip->write(chip->opaque, 1, 0x00); /* Output Y Start Position */
chip->write(chip->opaque, 1, 0x00); /* Output Y Start Position */
chip->write(chip->opaque, 1, 0x1f); /* Output X End Position */
chip->write(chip->opaque, 1, 0x03); /* Output X End Position */
chip->write(chip->opaque, 1, 0xdf); /* Output Y End Position */
chip->write(chip->opaque, 1, 0x01); /* Output Y End Position */
chip->write(chip->opaque, 1, 0x01); /* Input Data Format */
chip->write(chip->opaque, 1, 0x01); /* Data Source Select */
fb_blank = memset(qemu_malloc(800 * 480 * 2), 0xff, 800 * 480 * 2);
/* Display Memory Data Port */
chip->block(chip->opaque, 1, fb_blank, 800 * 480 * 2, 800);
free(fb_blank);
}
static void n8x0_dss_setup(struct n800_s *s, DisplayState *ds)
{
s->blizzard.opaque = s1d13745_init(0, ds);
s->blizzard.block = s1d13745_write_block;
s->blizzard.write = s1d13745_write;
s->blizzard.read = s1d13745_read;
omap_rfbi_attach(s->cpu->dss, 0, &s->blizzard);
}
static void n8x0_cbus_setup(struct n800_s *s)
{
qemu_irq dat_out = omap2_gpio_in_get(s->cpu->gpif, N8X0_CBUS_DAT_GPIO)[0];
qemu_irq retu_irq = omap2_gpio_in_get(s->cpu->gpif, N8X0_RETU_GPIO)[0];
qemu_irq tahvo_irq = omap2_gpio_in_get(s->cpu->gpif, N8X0_TAHVO_GPIO)[0];
struct cbus_s *cbus = cbus_init(dat_out);
omap2_gpio_out_set(s->cpu->gpif, N8X0_CBUS_CLK_GPIO, cbus->clk);
omap2_gpio_out_set(s->cpu->gpif, N8X0_CBUS_DAT_GPIO, cbus->dat);
omap2_gpio_out_set(s->cpu->gpif, N8X0_CBUS_SEL_GPIO, cbus->sel);
cbus_attach(cbus, s->retu = retu_init(retu_irq, 1));
cbus_attach(cbus, s->tahvo = tahvo_init(tahvo_irq, 1));
}
static void n8x0_usb_power_cb(void *opaque, int line, int level)
{
struct n800_s *s = opaque;
tusb6010_power(s->usb, level);
}
static void n8x0_usb_setup(struct n800_s *s)
{
qemu_irq tusb_irq = omap2_gpio_in_get(s->cpu->gpif, N8X0_TUSB_INT_GPIO)[0];
qemu_irq tusb_pwr = qemu_allocate_irqs(n8x0_usb_power_cb, s, 1)[0];
struct tusb_s *tusb = tusb6010_init(tusb_irq);
/* Using the NOR interface */
omap_gpmc_attach(s->cpu->gpmc, N8X0_USB_ASYNC_CS,
tusb6010_async_io(tusb), 0, 0, tusb);
omap_gpmc_attach(s->cpu->gpmc, N8X0_USB_SYNC_CS,
tusb6010_sync_io(tusb), 0, 0, tusb);
s->usb = tusb;
omap2_gpio_out_set(s->cpu->gpif, N8X0_TUSB_ENABLE_GPIO, tusb_pwr);
}
/* This task is normally performed by the bootloader. If we're loading
* a kernel directly, we need to set up GPMC mappings ourselves. */
static void n800_gpmc_init(struct n800_s *s)
{
uint32_t config7 =
(0xf << 8) | /* MASKADDRESS */
(1 << 6) | /* CSVALID */
(4 << 0); /* BASEADDRESS */
cpu_physical_memory_write(0x6800a078, /* GPMC_CONFIG7_0 */
(void *) &config7, sizeof(config7));
}
/* Setup sequence done by the bootloader */
static void n8x0_boot_init(void *opaque)
{
struct n800_s *s = (struct n800_s *) opaque;
uint32_t buf;
/* PRCM setup */
#define omap_writel(addr, val) \
buf = (val); \
cpu_physical_memory_write(addr, (void *) &buf, sizeof(buf))
omap_writel(0x48008060, 0x41); /* PRCM_CLKSRC_CTRL */
omap_writel(0x48008070, 1); /* PRCM_CLKOUT_CTRL */
omap_writel(0x48008078, 0); /* PRCM_CLKEMUL_CTRL */
omap_writel(0x48008090, 0); /* PRCM_VOLTSETUP */
omap_writel(0x48008094, 0); /* PRCM_CLKSSETUP */
omap_writel(0x48008098, 0); /* PRCM_POLCTRL */
omap_writel(0x48008140, 2); /* CM_CLKSEL_MPU */
omap_writel(0x48008148, 0); /* CM_CLKSTCTRL_MPU */
omap_writel(0x48008158, 1); /* RM_RSTST_MPU */
omap_writel(0x480081c8, 0x15); /* PM_WKDEP_MPU */
omap_writel(0x480081d4, 0x1d4); /* PM_EVGENCTRL_MPU */
omap_writel(0x480081d8, 0); /* PM_EVEGENONTIM_MPU */
omap_writel(0x480081dc, 0); /* PM_EVEGENOFFTIM_MPU */
omap_writel(0x480081e0, 0xc); /* PM_PWSTCTRL_MPU */
omap_writel(0x48008200, 0x047e7ff7); /* CM_FCLKEN1_CORE */
omap_writel(0x48008204, 0x00000004); /* CM_FCLKEN2_CORE */
omap_writel(0x48008210, 0x047e7ff1); /* CM_ICLKEN1_CORE */
omap_writel(0x48008214, 0x00000004); /* CM_ICLKEN2_CORE */
omap_writel(0x4800821c, 0x00000000); /* CM_ICLKEN4_CORE */
omap_writel(0x48008230, 0); /* CM_AUTOIDLE1_CORE */
omap_writel(0x48008234, 0); /* CM_AUTOIDLE2_CORE */
omap_writel(0x48008238, 7); /* CM_AUTOIDLE3_CORE */
omap_writel(0x4800823c, 0); /* CM_AUTOIDLE4_CORE */
omap_writel(0x48008240, 0x04360626); /* CM_CLKSEL1_CORE */
omap_writel(0x48008244, 0x00000014); /* CM_CLKSEL2_CORE */
omap_writel(0x48008248, 0); /* CM_CLKSTCTRL_CORE */
omap_writel(0x48008300, 0x00000000); /* CM_FCLKEN_GFX */
omap_writel(0x48008310, 0x00000000); /* CM_ICLKEN_GFX */
omap_writel(0x48008340, 0x00000001); /* CM_CLKSEL_GFX */
omap_writel(0x48008400, 0x00000004); /* CM_FCLKEN_WKUP */
omap_writel(0x48008410, 0x00000004); /* CM_ICLKEN_WKUP */
omap_writel(0x48008440, 0x00000000); /* CM_CLKSEL_WKUP */
omap_writel(0x48008500, 0x000000cf); /* CM_CLKEN_PLL */
omap_writel(0x48008530, 0x0000000c); /* CM_AUTOIDLE_PLL */
omap_writel(0x48008540, /* CM_CLKSEL1_PLL */
(0x78 << 12) | (6 << 8));
omap_writel(0x48008544, 2); /* CM_CLKSEL2_PLL */
/* GPMC setup */
n800_gpmc_init(s);
/* Video setup */
n800_dss_init(&s->blizzard);
/* CPU setup */
s->cpu->env->regs[15] = s->cpu->env->boot_info->loader_start;
s->cpu->env->GE = 0x5;
}
#define OMAP_TAG_NOKIA_BT 0x4e01
#define OMAP_TAG_WLAN_CX3110X 0x4e02
#define OMAP_TAG_CBUS 0x4e03
#define OMAP_TAG_EM_ASIC_BB5 0x4e04
static struct omap_gpiosw_info_s {
const char *name;
int line;
int type;
} n800_gpiosw_info[] = {
{
"bat_cover", N800_BAT_COVER_GPIO,
OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
}, {
"cam_act", N800_CAM_ACT_GPIO,
OMAP_GPIOSW_TYPE_ACTIVITY,
}, {
"cam_turn", N800_CAM_TURN_GPIO,
OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED,
}, {
"headphone", N8X0_HEADPHONE_GPIO,
OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
},
{ 0 }
}, n810_gpiosw_info[] = {
{
"gps_reset", N810_GPS_RESET_GPIO,
OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
}, {
"gps_wakeup", N810_GPS_WAKEUP_GPIO,
OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
}, {
"headphone", N8X0_HEADPHONE_GPIO,
OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
}, {
"kb_lock", N810_KB_LOCK_GPIO,
OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
}, {
"sleepx_led", N810_SLEEPX_LED_GPIO,
OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED | OMAP_GPIOSW_OUTPUT,
}, {
"slide", N810_SLIDE_GPIO,
OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
},
{ 0 }
};
static struct omap_partition_info_s {
uint32_t offset;
uint32_t size;
int mask;
const char *name;
} n800_part_info[] = {
{ 0x00000000, 0x00020000, 0x3, "bootloader" },
{ 0x00020000, 0x00060000, 0x0, "config" },
{ 0x00080000, 0x00200000, 0x0, "kernel" },
{ 0x00280000, 0x00200000, 0x3, "initfs" },
{ 0x00480000, 0x0fb80000, 0x3, "rootfs" },
{ 0, 0, 0, 0 }
}, n810_part_info[] = {
{ 0x00000000, 0x00020000, 0x3, "bootloader" },
{ 0x00020000, 0x00060000, 0x0, "config" },
{ 0x00080000, 0x00220000, 0x0, "kernel" },
{ 0x002a0000, 0x00400000, 0x0, "initfs" },
{ 0x006a0000, 0x0f960000, 0x0, "rootfs" },
{ 0, 0, 0, 0 }
};
static int n8x0_atag_setup(void *p, int model)
{
uint8_t *b;
uint16_t *w;
uint32_t *l;
struct omap_gpiosw_info_s *gpiosw;
struct omap_partition_info_s *partition;
const char *tag;
w = p;
stw_raw(w ++, OMAP_TAG_UART); /* u16 tag */
stw_raw(w ++, 4); /* u16 len */
stw_raw(w ++, (1 << 2) | (1 << 1) | (1 << 0)); /* uint enabled_uarts */
w ++;
#if 0
stw_raw(w ++, OMAP_TAG_SERIAL_CONSOLE); /* u16 tag */
stw_raw(w ++, 4); /* u16 len */
stw_raw(w ++, XLDR_LL_UART); /* u8 console_uart */
stw_raw(w ++, 115200); /* u32 console_speed */
#endif
stw_raw(w ++, OMAP_TAG_LCD); /* u16 tag */
stw_raw(w ++, 36); /* u16 len */
strcpy((void *) w, "QEMU LCD panel"); /* char panel_name[16] */
w += 8;
strcpy((void *) w, "blizzard"); /* char ctrl_name[16] */
w += 8;
stw_raw(w ++, N810_BLIZZARD_RESET_GPIO); /* TODO: n800 s16 nreset_gpio */
stw_raw(w ++, 24); /* u8 data_lines */
stw_raw(w ++, OMAP_TAG_CBUS); /* u16 tag */
stw_raw(w ++, 8); /* u16 len */
stw_raw(w ++, N8X0_CBUS_CLK_GPIO); /* s16 clk_gpio */
stw_raw(w ++, N8X0_CBUS_DAT_GPIO); /* s16 dat_gpio */
stw_raw(w ++, N8X0_CBUS_SEL_GPIO); /* s16 sel_gpio */
w ++;
stw_raw(w ++, OMAP_TAG_EM_ASIC_BB5); /* u16 tag */
stw_raw(w ++, 4); /* u16 len */
stw_raw(w ++, N8X0_RETU_GPIO); /* s16 retu_irq_gpio */
stw_raw(w ++, N8X0_TAHVO_GPIO); /* s16 tahvo_irq_gpio */
gpiosw = (model == 810) ? n810_gpiosw_info : n800_gpiosw_info;
for (; gpiosw->name; gpiosw ++) {
stw_raw(w ++, OMAP_TAG_GPIO_SWITCH); /* u16 tag */
stw_raw(w ++, 20); /* u16 len */
strcpy((void *) w, gpiosw->name); /* char name[12] */
w += 6;
stw_raw(w ++, gpiosw->line); /* u16 gpio */
stw_raw(w ++, gpiosw->type);
stw_raw(w ++, 0);
stw_raw(w ++, 0);
}
stw_raw(w ++, OMAP_TAG_NOKIA_BT); /* u16 tag */
stw_raw(w ++, 12); /* u16 len */
b = (void *) w;
stb_raw(b ++, 0x01); /* u8 chip_type (CSR) */
stb_raw(b ++, N8X0_BT_WKUP_GPIO); /* u8 bt_wakeup_gpio */
stb_raw(b ++, N8X0_BT_HOST_WKUP_GPIO); /* u8 host_wakeup_gpio */
stb_raw(b ++, N8X0_BT_RESET_GPIO); /* u8 reset_gpio */
stb_raw(b ++, 1); /* u8 bt_uart */
memset(b, 0, 6); /* u8 bd_addr[6] */
b += 6;
stb_raw(b ++, 0x02); /* u8 bt_sysclk (38.4) */
w = (void *) b;
stw_raw(w ++, OMAP_TAG_WLAN_CX3110X); /* u16 tag */
stw_raw(w ++, 8); /* u16 len */
stw_raw(w ++, 0x25); /* u8 chip_type */
stw_raw(w ++, N8X0_WLAN_PWR_GPIO); /* s16 power_gpio */
stw_raw(w ++, N8X0_WLAN_IRQ_GPIO); /* s16 irq_gpio */
stw_raw(w ++, -1); /* s16 spi_cs_gpio */
stw_raw(w ++, OMAP_TAG_MMC); /* u16 tag */
stw_raw(w ++, 16); /* u16 len */
if (model == 810) {
stw_raw(w ++, 0x23f); /* unsigned flags */
stw_raw(w ++, -1); /* s16 power_pin */
stw_raw(w ++, -1); /* s16 switch_pin */
stw_raw(w ++, -1); /* s16 wp_pin */
stw_raw(w ++, 0x240); /* unsigned flags */
stw_raw(w ++, 0xc000); /* s16 power_pin */
stw_raw(w ++, 0x0248); /* s16 switch_pin */
stw_raw(w ++, 0xc000); /* s16 wp_pin */
} else {
stw_raw(w ++, 0xf); /* unsigned flags */
stw_raw(w ++, -1); /* s16 power_pin */
stw_raw(w ++, -1); /* s16 switch_pin */
stw_raw(w ++, -1); /* s16 wp_pin */
stw_raw(w ++, 0); /* unsigned flags */
stw_raw(w ++, 0); /* s16 power_pin */
stw_raw(w ++, 0); /* s16 switch_pin */
stw_raw(w ++, 0); /* s16 wp_pin */
}
stw_raw(w ++, OMAP_TAG_TEA5761); /* u16 tag */
stw_raw(w ++, 4); /* u16 len */
stw_raw(w ++, N8X0_TEA5761_CS_GPIO); /* u16 enable_gpio */
w ++;
partition = (model == 810) ? n810_part_info : n800_part_info;
for (; partition->name; partition ++) {
stw_raw(w ++, OMAP_TAG_PARTITION); /* u16 tag */
stw_raw(w ++, 28); /* u16 len */
strcpy((void *) w, partition->name); /* char name[16] */
l = (void *) (w + 8);
stl_raw(l ++, partition->size); /* unsigned int size */
stl_raw(l ++, partition->offset); /* unsigned int offset */
stl_raw(l ++, partition->mask); /* unsigned int mask_flags */
w = (void *) l;
}
stw_raw(w ++, OMAP_TAG_BOOT_REASON); /* u16 tag */
stw_raw(w ++, 12); /* u16 len */
#if 0
strcpy((void *) w, "por"); /* char reason_str[12] */
strcpy((void *) w, "charger"); /* char reason_str[12] */
strcpy((void *) w, "32wd_to"); /* char reason_str[12] */
strcpy((void *) w, "sw_rst"); /* char reason_str[12] */
strcpy((void *) w, "mbus"); /* char reason_str[12] */
strcpy((void *) w, "unknown"); /* char reason_str[12] */
strcpy((void *) w, "swdg_to"); /* char reason_str[12] */
strcpy((void *) w, "sec_vio"); /* char reason_str[12] */
strcpy((void *) w, "pwr_key"); /* char reason_str[12] */
strcpy((void *) w, "rtc_alarm"); /* char reason_str[12] */
#else
strcpy((void *) w, "pwr_key"); /* char reason_str[12] */
#endif
w += 6;
tag = (model == 810) ? "RX-44" : "RX-34";
stw_raw(w ++, OMAP_TAG_VERSION_STR); /* u16 tag */
stw_raw(w ++, 24); /* u16 len */
strcpy((void *) w, "product"); /* char component[12] */
w += 6;
strcpy((void *) w, tag); /* char version[12] */
w += 6;
stw_raw(w ++, OMAP_TAG_VERSION_STR); /* u16 tag */
stw_raw(w ++, 24); /* u16 len */
strcpy((void *) w, "hw-build"); /* char component[12] */
w += 6;
strcpy((void *) w, "QEMU " QEMU_VERSION); /* char version[12] */
w += 6;
tag = (model == 810) ? "1.1.10-qemu" : "1.1.6-qemu";
stw_raw(w ++, OMAP_TAG_VERSION_STR); /* u16 tag */
stw_raw(w ++, 24); /* u16 len */
strcpy((void *) w, "nolo"); /* char component[12] */
w += 6;
strcpy((void *) w, tag); /* char version[12] */
w += 6;
return (void *) w - p;
}
static int n800_atag_setup(struct arm_boot_info *info, void *p)
{
return n8x0_atag_setup(p, 800);
}
static int n810_atag_setup(struct arm_boot_info *info, void *p)
{
return n8x0_atag_setup(p, 810);
}
static void n8x0_init(ram_addr_t ram_size, const char *boot_device,
DisplayState *ds, const char *kernel_filename,
const char *kernel_cmdline, const char *initrd_filename,
const char *cpu_model, struct arm_boot_info *binfo, int model)
{
struct n800_s *s = (struct n800_s *) qemu_mallocz(sizeof(*s));
int sdram_size = binfo->ram_size;
int onenandram_size = 0x00010000;
if (ram_size < sdram_size + onenandram_size + OMAP242X_SRAM_SIZE) {
fprintf(stderr, "This architecture uses %i bytes of memory\n",
sdram_size + onenandram_size + OMAP242X_SRAM_SIZE);
exit(1);
}
s->cpu = omap2420_mpu_init(sdram_size, NULL, cpu_model);
n8x0_gpio_setup(s);
n8x0_nand_setup(s);
n8x0_i2c_setup(s);
if (model == 800)
n800_tsc_kbd_setup(s);
else if (model == 810)
n810_tsc_setup(s);
n8x0_spi_setup(s);
n8x0_dss_setup(s, ds);
n8x0_cbus_setup(s);
if (usb_enabled)
n8x0_usb_setup(s);
/* Setup initial (reset) machine state */
/* Start at the OneNAND bootloader. */
s->cpu->env->regs[15] = 0;
if (kernel_filename) {
/* Or at the linux loader. */
binfo->kernel_filename = kernel_filename;
binfo->kernel_cmdline = kernel_cmdline;
binfo->initrd_filename = initrd_filename;
arm_load_kernel(s->cpu->env, binfo);
qemu_register_reset(n8x0_boot_init, s);
n8x0_boot_init(s);
}
dpy_resize(ds, 800, 480);
}
static struct arm_boot_info n800_binfo = {
.loader_start = OMAP2_Q2_BASE,
/* Actually two chips of 0x4000000 bytes each */
.ram_size = 0x08000000,
.board_id = 0x4f7,
.atag_board = n800_atag_setup,
};
static struct arm_boot_info n810_binfo = {
.loader_start = OMAP2_Q2_BASE,
/* Actually two chips of 0x4000000 bytes each */
.ram_size = 0x08000000,
/* 0x60c and 0x6bf (WiMAX Edition) have been assigned but are not
* used by some older versions of the bootloader and 5555 is used
* instead (including versions that shipped with many devices). */
.board_id = 0x60c,
.atag_board = n810_atag_setup,
};
static void n800_init(ram_addr_t ram_size, int vga_ram_size,
const char *boot_device, DisplayState *ds,
const char *kernel_filename, const char *kernel_cmdline,
const char *initrd_filename, const char *cpu_model)
{
return n8x0_init(ram_size, boot_device, ds,
kernel_filename, kernel_cmdline, initrd_filename,
cpu_model, &n800_binfo, 800);
}
static void n810_init(ram_addr_t ram_size, int vga_ram_size,
const char *boot_device, DisplayState *ds,
const char *kernel_filename, const char *kernel_cmdline,
const char *initrd_filename, const char *cpu_model)
{
return n8x0_init(ram_size, boot_device, ds,
kernel_filename, kernel_cmdline, initrd_filename,
cpu_model, &n810_binfo, 810);
}
QEMUMachine n800_machine = {
"n800",
"Nokia N800 tablet aka. RX-34 (OMAP2420)",
n800_init,
(0x08000000 + 0x00010000 + OMAP242X_SRAM_SIZE) | RAMSIZE_FIXED,
};
QEMUMachine n810_machine = {
"n810",
"Nokia N810 tablet aka. RX-44 (OMAP2420)",
n810_init,
};