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OpenCloudOS-Kernel/arch/arm/mach-shmobile/board-kota2.c

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/*
* kota2 board support
*
* Copyright (C) 2011 Renesas Solutions Corp.
* Copyright (C) 2011 Magnus Damm
* Copyright (C) 2010 Takashi Yoshii <yoshii.takashi.zj@renesas.com>
* Copyright (C) 2009 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.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; version 2 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/pinctrl/machine.h>
#include <linux/pinctrl/pinconf-generic.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/smsc911x.h>
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/input/sh_keysc.h>
#include <linux/gpio_keys.h>
#include <linux/leds.h>
#include <linux/irqchip/arm-gic.h>
#include <linux/platform_data/leds-renesas-tpu.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/mfd/tmio.h>
#include <linux/mmc/sh_mobile_sdhi.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
#include <mach/sh73a0.h>
#include <mach/common.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/traps.h>
/* Dummy supplies, where voltage doesn't matter */
static struct regulator_consumer_supply dummy_supplies[] = {
REGULATOR_SUPPLY("vddvario", "smsc911x"),
REGULATOR_SUPPLY("vdd33a", "smsc911x"),
};
/* SMSC 9220 */
static struct resource smsc9220_resources[] = {
[0] = {
.start = 0x14000000, /* CS5A */
.end = 0x140000ff, /* A1->A7 */
.flags = IORESOURCE_MEM,
},
[1] = {
.start = SH73A0_PINT0_IRQ(2), /* PINTA2 */
.flags = IORESOURCE_IRQ,
},
};
static struct smsc911x_platform_config smsc9220_platdata = {
.flags = SMSC911X_USE_32BIT, /* 32-bit SW on 16-bit HW bus */
.phy_interface = PHY_INTERFACE_MODE_MII,
.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
};
static struct platform_device eth_device = {
.name = "smsc911x",
.id = 0,
.dev = {
.platform_data = &smsc9220_platdata,
},
.resource = smsc9220_resources,
.num_resources = ARRAY_SIZE(smsc9220_resources),
};
/* KEYSC */
static struct sh_keysc_info keysc_platdata = {
.mode = SH_KEYSC_MODE_6,
.scan_timing = 3,
.delay = 100,
.keycodes = {
KEY_NUMERIC_STAR, KEY_NUMERIC_0, KEY_NUMERIC_POUND,
0, 0, 0, 0, 0,
KEY_NUMERIC_7, KEY_NUMERIC_8, KEY_NUMERIC_9,
0, KEY_DOWN, 0, 0, 0,
KEY_NUMERIC_4, KEY_NUMERIC_5, KEY_NUMERIC_6,
KEY_LEFT, KEY_ENTER, KEY_RIGHT, 0, 0,
KEY_NUMERIC_1, KEY_NUMERIC_2, KEY_NUMERIC_3,
0, KEY_UP, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
},
};
static struct resource keysc_resources[] = {
[0] = {
.name = "KEYSC",
.start = 0xe61b0000,
.end = 0xe61b0098 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(71),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device keysc_device = {
.name = "sh_keysc",
.id = 0,
.num_resources = ARRAY_SIZE(keysc_resources),
.resource = keysc_resources,
.dev = {
.platform_data = &keysc_platdata,
},
};
/* GPIO KEY */
#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
static struct gpio_keys_button gpio_buttons[] = {
GPIO_KEY(KEY_VOLUMEUP, 56, "+"), /* S2: VOL+ [IRQ9] */
GPIO_KEY(KEY_VOLUMEDOWN, 54, "-"), /* S3: VOL- [IRQ10] */
GPIO_KEY(KEY_MENU, 27, "Menu"), /* S4: MENU [IRQ30] */
GPIO_KEY(KEY_HOMEPAGE, 26, "Home"), /* S5: HOME [IRQ31] */
GPIO_KEY(KEY_BACK, 11, "Back"), /* S6: BACK [IRQ0] */
GPIO_KEY(KEY_PHONE, 238, "Tel"), /* S7: TEL [IRQ11] */
GPIO_KEY(KEY_POWER, 239, "C1"), /* S8: CAM [IRQ13] */
GPIO_KEY(KEY_MAIL, 224, "Mail"), /* S9: MAIL [IRQ3] */
/* Omitted button "C3?": 223 - S10: CUST [IRQ8] */
GPIO_KEY(KEY_CAMERA, 164, "C2"), /* S11: CAM_HALF [IRQ25] */
/* Omitted button "?": 152 - S12: CAM_FULL [No IRQ] */
};
static struct gpio_keys_platform_data gpio_key_info = {
.buttons = gpio_buttons,
.nbuttons = ARRAY_SIZE(gpio_buttons),
};
static struct platform_device gpio_keys_device = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &gpio_key_info,
},
};
/* GPIO LED */
#define GPIO_LED(n, g) { .name = n, .gpio = g }
static struct gpio_led gpio_leds[] = {
GPIO_LED("G", 20), /* PORT20 [GPO0] -> LED7 -> "G" */
GPIO_LED("H", 21), /* PORT21 [GPO1] -> LED8 -> "H" */
GPIO_LED("J", 22), /* PORT22 [GPO2] -> LED9 -> "J" */
};
static struct gpio_led_platform_data gpio_leds_info = {
.leds = gpio_leds,
.num_leds = ARRAY_SIZE(gpio_leds),
};
static struct platform_device gpio_leds_device = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &gpio_leds_info,
},
};
/* TPU LED */
static struct led_renesas_tpu_config led_renesas_tpu12_pdata = {
.name = "V2513",
.pin_gpio_fn = GPIO_FN_TPU1TO2,
.pin_gpio = 153,
.channel_offset = 0x90,
.timer_bit = 2,
.max_brightness = 1000,
};
static struct resource tpu12_resources[] = {
[0] = {
.name = "TPU12",
.start = 0xe6610090,
.end = 0xe66100b5,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device leds_tpu12_device = {
.name = "leds-renesas-tpu",
.id = 12,
.dev = {
.platform_data = &led_renesas_tpu12_pdata,
},
.num_resources = ARRAY_SIZE(tpu12_resources),
.resource = tpu12_resources,
};
static struct led_renesas_tpu_config led_renesas_tpu41_pdata = {
.name = "V2514",
.pin_gpio_fn = GPIO_FN_TPU4TO1,
.pin_gpio = 199,
.channel_offset = 0x50,
.timer_bit = 1,
.max_brightness = 1000,
};
static struct resource tpu41_resources[] = {
[0] = {
.name = "TPU41",
.start = 0xe6640050,
.end = 0xe6640075,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device leds_tpu41_device = {
.name = "leds-renesas-tpu",
.id = 41,
.dev = {
.platform_data = &led_renesas_tpu41_pdata,
},
.num_resources = ARRAY_SIZE(tpu41_resources),
.resource = tpu41_resources,
};
static struct led_renesas_tpu_config led_renesas_tpu21_pdata = {
.name = "V2515",
.pin_gpio_fn = GPIO_FN_TPU2TO1,
.pin_gpio = 197,
.channel_offset = 0x50,
.timer_bit = 1,
.max_brightness = 1000,
};
static struct resource tpu21_resources[] = {
[0] = {
.name = "TPU21",
.start = 0xe6620050,
.end = 0xe6620075,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device leds_tpu21_device = {
.name = "leds-renesas-tpu",
.id = 21,
.dev = {
.platform_data = &led_renesas_tpu21_pdata,
},
.num_resources = ARRAY_SIZE(tpu21_resources),
.resource = tpu21_resources,
};
static struct led_renesas_tpu_config led_renesas_tpu30_pdata = {
.name = "KEYLED",
.pin_gpio_fn = GPIO_FN_TPU3TO0,
.pin_gpio = 163,
.channel_offset = 0x10,
.timer_bit = 0,
.max_brightness = 1000,
};
static struct resource tpu30_resources[] = {
[0] = {
.name = "TPU30",
.start = 0xe6630010,
.end = 0xe6630035,
.flags = IORESOURCE_MEM,
},
};
static struct platform_device leds_tpu30_device = {
.name = "leds-renesas-tpu",
.id = 30,
.dev = {
.platform_data = &led_renesas_tpu30_pdata,
},
.num_resources = ARRAY_SIZE(tpu30_resources),
.resource = tpu30_resources,
};
/* Fixed 1.8V regulator to be used by MMCIF */
static struct regulator_consumer_supply fixed1v8_power_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
};
/* MMCIF */
static struct resource mmcif_resources[] = {
[0] = {
.name = "MMCIF",
.start = 0xe6bd0000,
.end = 0xe6bd00ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(140),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = gic_spi(141),
.flags = IORESOURCE_IRQ,
},
};
static struct sh_mmcif_plat_data mmcif_info = {
.ocr = MMC_VDD_165_195,
.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
};
static struct platform_device mmcif_device = {
.name = "sh_mmcif",
.id = 0,
.dev = {
.platform_data = &mmcif_info,
},
.num_resources = ARRAY_SIZE(mmcif_resources),
.resource = mmcif_resources,
};
/* Fixed 3.3V regulator to be used by SDHI0 and SDHI1 */
static struct regulator_consumer_supply fixed3v3_power_consumers[] =
{
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
};
/* SDHI0 */
static struct sh_mobile_sdhi_info sdhi0_info = {
.tmio_caps = MMC_CAP_SD_HIGHSPEED,
.tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
};
static struct resource sdhi0_resources[] = {
[0] = {
.name = "SDHI0",
.start = 0xee100000,
.end = 0xee1000ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(83),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = gic_spi(84),
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = gic_spi(85),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sdhi0_device = {
.name = "sh_mobile_sdhi",
.id = 0,
.num_resources = ARRAY_SIZE(sdhi0_resources),
.resource = sdhi0_resources,
.dev = {
.platform_data = &sdhi0_info,
},
};
/* SDHI1 */
static struct sh_mobile_sdhi_info sdhi1_info = {
.tmio_caps = MMC_CAP_NONREMOVABLE | MMC_CAP_SDIO_IRQ,
.tmio_flags = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_HAS_IDLE_WAIT,
};
static struct resource sdhi1_resources[] = {
[0] = {
.name = "SDHI1",
.start = 0xee120000,
.end = 0xee1200ff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(87),
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = gic_spi(88),
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = gic_spi(89),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device sdhi1_device = {
.name = "sh_mobile_sdhi",
.id = 1,
.num_resources = ARRAY_SIZE(sdhi1_resources),
.resource = sdhi1_resources,
.dev = {
.platform_data = &sdhi1_info,
},
};
static struct platform_device *kota2_devices[] __initdata = {
&eth_device,
&keysc_device,
&gpio_keys_device,
&gpio_leds_device,
&leds_tpu12_device,
&leds_tpu41_device,
&leds_tpu21_device,
&leds_tpu30_device,
&mmcif_device,
&sdhi0_device,
&sdhi1_device,
};
static unsigned long pin_pullup_conf[] = {
PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 0),
};
static const struct pinctrl_map kota2_pinctrl_map[] = {
/* KEYSC */
PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
"keysc_in8", "keysc"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
"keysc_out04", "keysc"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
"keysc_out5", "keysc"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
"keysc_out6_0", "keysc"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
"keysc_out7_0", "keysc"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
"keysc_out8_0", "keysc"),
PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_keysc.0", "pfc-sh73a0",
"keysc_in8", pin_pullup_conf),
/* MMCIF */
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
"mmc0_data8_0", "mmc0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
"mmc0_ctrl_0", "mmc0"),
PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
"PORT279", pin_pullup_conf),
PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
"mmc0_data8_0", pin_pullup_conf),
/* SCIFA2 (UART2) */
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-sh73a0",
"scifa2_data_0", "scifa2"),
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-sh73a0",
"scifa2_ctrl_0", "scifa2"),
/* SCIFA4 (UART1) */
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
"scifa4_data", "scifa4"),
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
"scifa4_ctrl", "scifa4"),
/* SCIFB (BT) */
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.8", "pfc-sh73a0",
"scifb_data_0", "scifb"),
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.8", "pfc-sh73a0",
"scifb_clk_0", "scifb"),
PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.8", "pfc-sh73a0",
"scifb_ctrl_0", "scifb"),
/* SDHI0 (microSD) */
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
"sdhi0_data4", "sdhi0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
"sdhi0_ctrl", "sdhi0"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
"sdhi0_cd", "sdhi0"),
PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
"sdhi0_data4", pin_pullup_conf),
PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
"PORT256", pin_pullup_conf),
PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
"PORT251", pin_pullup_conf),
/* SDHI1 (BCM4330) */
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh73a0",
"sdhi1_data4", "sdhi1"),
PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh73a0",
"sdhi1_ctrl", "sdhi1"),
PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh73a0",
"sdhi1_data4", pin_pullup_conf),
PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mobile_sdhi.1", "pfc-sh73a0",
"PORT263", pin_pullup_conf),
/* SMSC911X */
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0",
"bsc_data_0_7", "bsc"),
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0",
"bsc_data_8_15", "bsc"),
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0",
"bsc_cs5_a", "bsc"),
PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0",
"bsc_we0", "bsc"),
};
static void __init kota2_init(void)
{
regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers,
ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies));
pinctrl_register_mappings(kota2_pinctrl_map,
ARRAY_SIZE(kota2_pinctrl_map));
sh73a0_pinmux_init();
/* SMSC911X */
gpio_request_one(144, GPIOF_IN, NULL); /* PINTA2 */
gpio_request_one(145, GPIOF_OUT_INIT_HIGH, NULL); /* RESET */
/* MMCIF */
gpio_request_one(208, GPIOF_OUT_INIT_HIGH, NULL); /* Reset */
#ifdef CONFIG_CACHE_L2X0
/* Early BRESP enable, Shared attribute override enable, 64K*8way */
l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
#endif
sh73a0_add_standard_devices();
platform_add_devices(kota2_devices, ARRAY_SIZE(kota2_devices));
}
MACHINE_START(KOTA2, "kota2")
.smp = smp_ops(sh73a0_smp_ops),
.map_io = sh73a0_map_io,
.init_early = sh73a0_add_early_devices,
.nr_irqs = NR_IRQS_LEGACY,
.init_irq = sh73a0_init_irq,
.init_machine = kota2_init,
.init_late = shmobile_init_late,
.init_time = sh73a0_earlytimer_init,
MACHINE_END
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