482 lines
11 KiB
C
482 lines
11 KiB
C
/*
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* arch/arm/mach-shmobile/board-ag5evm.c
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*
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* Copyright (C) 2010 Takashi Yoshii <yoshii.takashi.zj@renesas.com>
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* Copyright (C) 2009 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/irq.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/io.h>
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#include <linux/dma-mapping.h>
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#include <linux/serial_sci.h>
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#include <linux/smsc911x.h>
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#include <linux/gpio.h>
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#include <linux/input.h>
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#include <linux/input/sh_keysc.h>
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#include <linux/mmc/host.h>
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#include <linux/mmc/sh_mmcif.h>
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#include <linux/sh_clk.h>
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#include <video/sh_mobile_lcdc.h>
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#include <video/sh_mipi_dsi.h>
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#include <sound/sh_fsi.h>
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#include <mach/hardware.h>
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#include <mach/sh73a0.h>
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#include <mach/common.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/time.h>
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#include <asm/hardware/gic.h>
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#include <asm/hardware/cache-l2x0.h>
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#include <asm/traps.h>
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static struct resource smsc9220_resources[] = {
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[0] = {
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.start = 0x14000000,
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.end = 0x14000000 + SZ_64K - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(33), /* PINT1 */
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct smsc911x_platform_config smsc9220_platdata = {
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.flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
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.phy_interface = PHY_INTERFACE_MODE_MII,
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.irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
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.irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
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};
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static struct platform_device eth_device = {
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.name = "smsc911x",
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.id = 0,
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.dev = {
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.platform_data = &smsc9220_platdata,
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},
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.resource = smsc9220_resources,
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.num_resources = ARRAY_SIZE(smsc9220_resources),
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};
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static struct sh_keysc_info keysc_platdata = {
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.mode = SH_KEYSC_MODE_6,
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.scan_timing = 3,
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.delay = 100,
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.keycodes = {
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KEY_A, KEY_B, KEY_C, KEY_D, KEY_E, KEY_F, KEY_G,
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KEY_H, KEY_I, KEY_J, KEY_K, KEY_L, KEY_M, KEY_N,
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KEY_O, KEY_P, KEY_Q, KEY_R, KEY_S, KEY_T, KEY_U,
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KEY_V, KEY_W, KEY_X, KEY_Y, KEY_Z, KEY_HOME, KEY_SLEEP,
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KEY_SPACE, KEY_9, KEY_6, KEY_3, KEY_WAKEUP, KEY_RIGHT, \
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KEY_COFFEE,
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KEY_0, KEY_8, KEY_5, KEY_2, KEY_DOWN, KEY_ENTER, KEY_UP,
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KEY_KPASTERISK, KEY_7, KEY_4, KEY_1, KEY_STOP, KEY_LEFT, \
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KEY_COMPUTER,
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},
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};
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static struct resource keysc_resources[] = {
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[0] = {
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.name = "KEYSC",
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.start = 0xe61b0000,
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.end = 0xe61b0098 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(71),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device keysc_device = {
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.name = "sh_keysc",
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.id = 0,
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.num_resources = ARRAY_SIZE(keysc_resources),
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.resource = keysc_resources,
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.dev = {
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.platform_data = &keysc_platdata,
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},
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};
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/* FSI A */
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static struct resource fsi_resources[] = {
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[0] = {
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.name = "FSI",
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.start = 0xEC230000,
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.end = 0xEC230400 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(146),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device fsi_device = {
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.name = "sh_fsi2",
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.id = -1,
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.num_resources = ARRAY_SIZE(fsi_resources),
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.resource = fsi_resources,
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};
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static struct resource sh_mmcif_resources[] = {
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[0] = {
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.name = "MMCIF",
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.start = 0xe6bd0000,
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.end = 0xe6bd00ff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(141),
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.flags = IORESOURCE_IRQ,
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},
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[2] = {
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.start = gic_spi(140),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct sh_mmcif_plat_data sh_mmcif_platdata = {
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.sup_pclk = 0,
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.ocr = MMC_VDD_165_195,
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.caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
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};
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static struct platform_device mmc_device = {
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.name = "sh_mmcif",
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.id = 0,
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.dev = {
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.dma_mask = NULL,
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.coherent_dma_mask = 0xffffffff,
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.platform_data = &sh_mmcif_platdata,
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},
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.num_resources = ARRAY_SIZE(sh_mmcif_resources),
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.resource = sh_mmcif_resources,
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};
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/* IrDA */
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static struct resource irda_resources[] = {
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[0] = {
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.start = 0xE6D00000,
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.end = 0xE6D01FD4 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = gic_spi(95),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device irda_device = {
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.name = "sh_irda",
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.id = 0,
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.resource = irda_resources,
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.num_resources = ARRAY_SIZE(irda_resources),
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};
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static unsigned char lcd_backlight_seq[3][2] = {
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{ 0x04, 0x07 },
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{ 0x23, 0x80 },
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{ 0x03, 0x01 },
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};
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static void lcd_backlight_on(void)
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{
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struct i2c_adapter *a;
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struct i2c_msg msg;
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int k;
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a = i2c_get_adapter(1);
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for (k = 0; a && k < 3; k++) {
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msg.addr = 0x6d;
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msg.buf = &lcd_backlight_seq[k][0];
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msg.len = 2;
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msg.flags = 0;
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if (i2c_transfer(a, &msg, 1) != 1)
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break;
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}
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}
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static void lcd_backlight_reset(void)
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{
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gpio_set_value(GPIO_PORT235, 0);
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mdelay(24);
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gpio_set_value(GPIO_PORT235, 1);
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}
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static void lcd_on(void *board_data, struct fb_info *info)
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{
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lcd_backlight_on();
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}
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static void lcd_off(void *board_data)
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{
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lcd_backlight_reset();
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}
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/* LCDC0 */
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static const struct fb_videomode lcdc0_modes[] = {
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{
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.name = "R63302(QHD)",
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.xres = 544,
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.yres = 961,
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.left_margin = 72,
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.right_margin = 600,
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.hsync_len = 16,
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.upper_margin = 8,
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.lower_margin = 8,
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.vsync_len = 2,
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.sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
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},
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};
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static struct sh_mobile_lcdc_info lcdc0_info = {
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.clock_source = LCDC_CLK_PERIPHERAL,
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.ch[0] = {
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.chan = LCDC_CHAN_MAINLCD,
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.interface_type = RGB24,
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.clock_divider = 1,
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.flags = LCDC_FLAGS_DWPOL,
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.lcd_size_cfg.width = 44,
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.lcd_size_cfg.height = 79,
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.bpp = 16,
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.lcd_cfg = lcdc0_modes,
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.num_cfg = ARRAY_SIZE(lcdc0_modes),
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.board_cfg = {
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.display_on = lcd_on,
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.display_off = lcd_off,
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},
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}
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};
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static struct resource lcdc0_resources[] = {
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[0] = {
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.name = "LCDC0",
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.start = 0xfe940000, /* P4-only space */
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.end = 0xfe943fff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = intcs_evt2irq(0x580),
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device lcdc0_device = {
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.name = "sh_mobile_lcdc_fb",
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.num_resources = ARRAY_SIZE(lcdc0_resources),
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.resource = lcdc0_resources,
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.id = 0,
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.dev = {
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.platform_data = &lcdc0_info,
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.coherent_dma_mask = ~0,
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},
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};
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/* MIPI-DSI */
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static struct resource mipidsi0_resources[] = {
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[0] = {
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.start = 0xfeab0000,
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.end = 0xfeab3fff,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = 0xfeab4000,
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.end = 0xfeab7fff,
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.flags = IORESOURCE_MEM,
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},
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};
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static struct sh_mipi_dsi_info mipidsi0_info = {
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.data_format = MIPI_RGB888,
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.lcd_chan = &lcdc0_info.ch[0],
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.vsynw_offset = 20,
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.clksrc = 1,
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.flags = SH_MIPI_DSI_HSABM,
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};
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static struct platform_device mipidsi0_device = {
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.name = "sh-mipi-dsi",
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.num_resources = ARRAY_SIZE(mipidsi0_resources),
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.resource = mipidsi0_resources,
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.id = 0,
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.dev = {
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.platform_data = &mipidsi0_info,
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},
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};
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static struct platform_device *ag5evm_devices[] __initdata = {
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ð_device,
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&keysc_device,
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&fsi_device,
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&mmc_device,
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&irda_device,
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&lcdc0_device,
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&mipidsi0_device,
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};
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static struct map_desc ag5evm_io_desc[] __initdata = {
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/* create a 1:1 entity map for 0xe6xxxxxx
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* used by CPGA, INTC and PFC.
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*/
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{
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.virtual = 0xe6000000,
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.pfn = __phys_to_pfn(0xe6000000),
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.length = 256 << 20,
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.type = MT_DEVICE_NONSHARED
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},
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};
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static void __init ag5evm_map_io(void)
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{
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iotable_init(ag5evm_io_desc, ARRAY_SIZE(ag5evm_io_desc));
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/* setup early devices and console here as well */
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sh73a0_add_early_devices();
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shmobile_setup_console();
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}
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#define PINTC_ADDR 0xe6900000
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#define PINTER0A (PINTC_ADDR + 0xa0)
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#define PINTCR0A (PINTC_ADDR + 0xb0)
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void __init ag5evm_init_irq(void)
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{
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sh73a0_init_irq();
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/* setup PINT: enable PINTA2 as active low */
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__raw_writel(__raw_readl(PINTER0A) | (1<<29), PINTER0A);
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__raw_writew(__raw_readw(PINTCR0A) | (2<<10), PINTCR0A);
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}
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#define DSI0PHYCR 0xe615006c
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static void __init ag5evm_init(void)
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{
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sh73a0_pinmux_init();
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/* enable SCIFA2 */
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gpio_request(GPIO_FN_SCIFA2_TXD1, NULL);
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gpio_request(GPIO_FN_SCIFA2_RXD1, NULL);
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gpio_request(GPIO_FN_SCIFA2_RTS1_, NULL);
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gpio_request(GPIO_FN_SCIFA2_CTS1_, NULL);
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/* enable KEYSC */
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gpio_request(GPIO_FN_KEYIN0_PU, NULL);
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gpio_request(GPIO_FN_KEYIN1_PU, NULL);
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gpio_request(GPIO_FN_KEYIN2_PU, NULL);
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gpio_request(GPIO_FN_KEYIN3_PU, NULL);
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gpio_request(GPIO_FN_KEYIN4_PU, NULL);
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gpio_request(GPIO_FN_KEYIN5_PU, NULL);
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gpio_request(GPIO_FN_KEYIN6_PU, NULL);
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gpio_request(GPIO_FN_KEYIN7_PU, NULL);
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gpio_request(GPIO_FN_KEYOUT0, NULL);
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gpio_request(GPIO_FN_KEYOUT1, NULL);
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gpio_request(GPIO_FN_KEYOUT2, NULL);
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gpio_request(GPIO_FN_KEYOUT3, NULL);
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gpio_request(GPIO_FN_KEYOUT4, NULL);
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gpio_request(GPIO_FN_KEYOUT5, NULL);
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gpio_request(GPIO_FN_PORT59_KEYOUT6, NULL);
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gpio_request(GPIO_FN_PORT58_KEYOUT7, NULL);
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gpio_request(GPIO_FN_KEYOUT8, NULL);
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gpio_request(GPIO_FN_PORT149_KEYOUT9, NULL);
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/* enable I2C channel 2 and 3 */
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gpio_request(GPIO_FN_PORT236_I2C_SDA2, NULL);
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gpio_request(GPIO_FN_PORT237_I2C_SCL2, NULL);
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gpio_request(GPIO_FN_PORT248_I2C_SCL3, NULL);
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gpio_request(GPIO_FN_PORT249_I2C_SDA3, NULL);
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/* enable MMCIF */
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gpio_request(GPIO_FN_MMCCLK0, NULL);
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gpio_request(GPIO_FN_MMCCMD0_PU, NULL);
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gpio_request(GPIO_FN_MMCD0_0, NULL);
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gpio_request(GPIO_FN_MMCD0_1, NULL);
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gpio_request(GPIO_FN_MMCD0_2, NULL);
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gpio_request(GPIO_FN_MMCD0_3, NULL);
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gpio_request(GPIO_FN_MMCD0_4, NULL);
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gpio_request(GPIO_FN_MMCD0_5, NULL);
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gpio_request(GPIO_FN_MMCD0_6, NULL);
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gpio_request(GPIO_FN_MMCD0_7, NULL);
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gpio_request(GPIO_PORT208, NULL); /* Reset */
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gpio_direction_output(GPIO_PORT208, 1);
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/* enable SMSC911X */
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gpio_request(GPIO_PORT144, NULL); /* PINTA2 */
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gpio_direction_input(GPIO_PORT144);
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gpio_request(GPIO_PORT145, NULL); /* RESET */
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gpio_direction_output(GPIO_PORT145, 1);
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/* FSI A */
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gpio_request(GPIO_FN_FSIACK, NULL);
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gpio_request(GPIO_FN_FSIAILR, NULL);
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gpio_request(GPIO_FN_FSIAIBT, NULL);
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gpio_request(GPIO_FN_FSIAISLD, NULL);
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gpio_request(GPIO_FN_FSIAOSLD, NULL);
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/* IrDA */
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gpio_request(GPIO_FN_PORT241_IRDA_OUT, NULL);
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gpio_request(GPIO_FN_PORT242_IRDA_IN, NULL);
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gpio_request(GPIO_FN_PORT243_IRDA_FIRSEL, NULL);
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/* LCD panel */
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gpio_request(GPIO_PORT217, NULL); /* RESET */
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gpio_direction_output(GPIO_PORT217, 0);
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mdelay(1);
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gpio_set_value(GPIO_PORT217, 1);
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mdelay(100);
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/* LCD backlight controller */
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gpio_request(GPIO_PORT235, NULL); /* RESET */
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gpio_direction_output(GPIO_PORT235, 0);
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lcd_backlight_reset();
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/* MIPI-DSI clock setup */
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__raw_writel(0x2a809010, DSI0PHYCR);
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#ifdef CONFIG_CACHE_L2X0
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/* Shared attribute override enable, 64K*8way */
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l2x0_init(__io(0xf0100000), 0x00460000, 0xc2000fff);
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#endif
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sh73a0_add_standard_devices();
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platform_add_devices(ag5evm_devices, ARRAY_SIZE(ag5evm_devices));
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}
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static void __init ag5evm_timer_init(void)
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{
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sh73a0_clock_init();
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shmobile_timer.init();
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return;
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}
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struct sys_timer ag5evm_timer = {
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.init = ag5evm_timer_init,
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};
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MACHINE_START(AG5EVM, "ag5evm")
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.map_io = ag5evm_map_io,
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.init_irq = ag5evm_init_irq,
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.handle_irq = shmobile_handle_irq_gic,
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.init_machine = ag5evm_init,
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.timer = &ag5evm_timer,
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MACHINE_END
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