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author | Luca Santini <luca.santini@spesonline.com> | 2008-09-08 12:01:15 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2008-09-08 12:01:15 +0900 |
commit | 3db9170880241d63aae7ab86a03aa15418c3e5c6 (patch) | |
tree | c5e5f1bb4b0b256a39a465e742cf547b195d390a /arch/sh/boards/board-edosk7760.c | |
parent | 53abf911fa6753dfbd6775ae541fb2f8b9f5b825 (diff) | |
download | talos-obmc-linux-3db9170880241d63aae7ab86a03aa15418c3e5c6.tar.gz talos-obmc-linux-3db9170880241d63aae7ab86a03aa15418c3e5c6.zip |
sh: Add Renesas EDOSK7760 board support.
This adds support for the Renesas (RTE) EDOSK7760 board. Currently
supported devices are:
- ramdisk support
- ethernet support
- nfs support
- ext2/ext3 support
- i2c support
- fb support (M)
Signed-off-by: Luca Santini <luca.santini@spesonline.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/boards/board-edosk7760.c')
-rw-r--r-- | arch/sh/boards/board-edosk7760.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/arch/sh/boards/board-edosk7760.c b/arch/sh/boards/board-edosk7760.c new file mode 100644 index 000000000000..7cc5e1143522 --- /dev/null +++ b/arch/sh/boards/board-edosk7760.c @@ -0,0 +1,144 @@ +/* + * Renesas Europe EDOSK7760 Board Support + * + * Copyright (C) 2008 SPES Societa' Progettazione Elettronica e Software Ltd. + * Author: Luca Santini <luca.santini@spesonline.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 of the License, or + * (at your option) any later version. + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#include <linux/init.h> +#include <linux/types.h> +#include <linux/platform_device.h> +#include <linux/smc91x.h> +#include <linux/interrupt.h> +#include <linux/i2c.h> +#include <asm/machvec.h> +#include <asm/io.h> +#include <asm/addrspace.h> +#include <asm/delay.h> +#include <asm/i2c-sh7760.h> + +/* Bus state controller registers for CS4 area */ +#define BSC_CS4BCR 0xA4FD0010 +#define BSC_CS4WCR 0xA4FD0030 + +#define SMC_IOBASE 0xA2000000 +#define SMC_IO_OFFSET 0x300 +#define SMC_IOADDR (SMC_IOBASE + SMC_IO_OFFSET) + +#define ETHERNET_IRQ 5 + +/* i2c initialization functions */ +static struct sh7760_i2c_platdata i2c_pd = { + .speed_khz = 400, +}; + +static struct resource sh7760_i2c1_res[] = { + { + .start = SH7760_I2C1_MMIO, + .end = SH7760_I2C1_MMIOEND, + .flags = IORESOURCE_MEM, + },{ + .start = SH7760_I2C1_IRQ, + .end = SH7760_I2C1_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sh7760_i2c1_dev = { + .dev = { + .platform_data = &i2c_pd, + }, + + .name = SH7760_I2C_DEVNAME, + .id = 1, + .resource = sh7760_i2c1_res, + .num_resources = ARRAY_SIZE(sh7760_i2c1_res), +}; + +static struct resource sh7760_i2c0_res[] = { + { + .start = SH7760_I2C0_MMIO, + .end = SH7760_I2C0_MMIOEND, + .flags = IORESOURCE_MEM, + }, { + .start = SH7760_I2C0_IRQ, + .end = SH7760_I2C0_IRQ, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device sh7760_i2c0_dev = { + .dev = { + .platform_data = &i2c_pd, + }, + .name = SH7760_I2C_DEVNAME, + .id = 0, + .resource = sh7760_i2c0_res, + .num_resources = ARRAY_SIZE(sh7760_i2c0_res), +}; + +/* eth initialization functions */ +static struct smc91x_platdata smc91x_info = { + .flags = SMC91X_USE_16BIT | SMC91X_IO_SHIFT_1 | IORESOURCE_IRQ_LOWLEVEL, +}; + +static struct resource smc91x_res[] = { + [0] = { + .start = SMC_IOADDR, + .end = SMC_IOADDR + 0x1f, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = ETHERNET_IRQ, + .end = ETHERNET_IRQ, + .flags = IORESOURCE_IRQ , + } +}; + +static struct platform_device smc91x_dev = { + .name = "smc91x", + .id = -1, + .num_resources = ARRAY_SIZE(smc91x_res), + .resource = smc91x_res, + + .dev = { + .platform_data = &smc91x_info, + }, +}; + +/* platform init code */ +static struct platform_device *edosk7760_devices[] __initdata = { + &sh7760_i2c0_dev, + &sh7760_i2c1_dev, + &smc91x_dev, +}; + +static int __init init_edosk7760_devices(void) +{ + plat_irq_setup_pins(IRQ_MODE_IRQ); + + return platform_add_devices(edosk7760_devices, + ARRAY_SIZE(edosk7760_devices)); +} +__initcall(init_edosk7760_devices); + +/* + * The Machine Vector + */ +struct sh_machine_vector mv_edosk7760 __initmv = { + .mv_name = "EDOSK7760", + .mv_nr_irqs = 128, +}; |