platform: add support for aizo dSS11
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Michael Grzeschik
Sascha Hauer
parent
ffec9ea1c7
commit
b81c695e6f
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@ -66,6 +66,7 @@ board-$(CONFIG_MACH_AT91SAM9263EK) := at91sam9263ek
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board-$(CONFIG_MACH_AT91SAM9G10EK) := at91sam9261ek
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board-$(CONFIG_MACH_AT91SAM9G20EK) := at91sam9260ek
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board-$(CONFIG_MACH_AT91SAM9M10G45EK) := at91sam9m10g45ek
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board-$(CONFIG_MACH_DSS11) := dss11
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board-$(CONFIG_MACH_EDB9301) := edb93xx
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board-$(CONFIG_MACH_EDB9302) := edb93xx
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board-$(CONFIG_MACH_EDB9302A) := edb93xx
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@ -0,0 +1 @@
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obj-y += init.o
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@ -0,0 +1,6 @@
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#define AT91_MAIN_CLOCK 18432000 /* 18.432 MHz crystal */
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#endif /* __CONFIG_H */
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@ -0,0 +1,42 @@
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#!/bin/sh
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# use 'dhcp' to do dhcp in barebox and in kernel
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# use 'none' if you want to skip kernel ip autoconfiguration
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ip=dhcp
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# or set your networking parameters here
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#eth0.ipaddr=a.b.c.d
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#eth0.netmask=a.b.c.d
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#eth0.gateway=a.b.c.d
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#eth0.serverip=a.b.c.d
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# can be either 'nfs', 'tftp' or 'nand'
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kernel_loc=tftp
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# can be either 'net', 'nand' or 'initrd'
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rootfs_loc=net
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# can be either 'jffs2' or 'ubifs'
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rootfs_type=ubifs
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rootfsimage=root.$rootfs_type
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# The image type of the kernel. Can be uimage, zimage, raw, or raw_lzo
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#kernelimage_type=zimage
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#kernelimage=zImage
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kernelimage_type=uimage
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kernelimage=uImage
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#kernelimage_type=raw
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#kernelimage=Image
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#kernelimage_type=raw_lzo
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#kernelimage=Image.lzo
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nand_device=atmel_nand
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nand_parts="128k(bootstrap),512k(barebox)ro,512k(barebox-env),2M(kernel-rescue),2M(kernel-prod),32M(rootfs-rescue),200M(rootfs-prod),-(config)"
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rootfs_mtdblock_nand=4
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autoboot_timeout=3
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bootargs="console=ttyS0,115200"
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# set a fancy prompt (if support is compiled in)
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PS1="\e[1;32mbarebox@\e[1;31m\h:\w\e[0m "
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@ -0,0 +1,156 @@
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/*
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* Copyright (C) 2011 Michael Grzeschik <mgr@pengutronix.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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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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#include <common.h>
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#include <net.h>
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#include <mci.h>
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#include <init.h>
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#include <environment.h>
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#include <fec.h>
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#include <asm/armlinux.h>
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#include <generated/mach-types.h>
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#include <partition.h>
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#include <fs.h>
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#include <fcntl.h>
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#include <asm/io.h>
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#include <asm/hardware.h>
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#include <nand.h>
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#include <linux/mtd/nand.h>
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#include <mach/board.h>
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#include <mach/at91sam9_smc.h>
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#include <mach/sam9_smc.h>
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#include <gpio.h>
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#include <mach/io.h>
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#include <mach/at91_pmc.h>
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#include <mach/at91_rstc.h>
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static struct atmel_nand_data nand_pdata = {
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.ale = 21,
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.cle = 22,
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/* .det_pin = ... not connected */
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.ecc_mode = NAND_ECC_HW,
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.rdy_pin = AT91_PIN_PC13,
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.enable_pin = AT91_PIN_PC14,
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.bus_width_16 = 1,
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};
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static struct sam9_smc_config dss11_nand_smc_config = {
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.ncs_read_setup = 0,
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.nrd_setup = 1,
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.ncs_write_setup = 0,
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.nwe_setup = 1,
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.ncs_read_pulse = 3,
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.nrd_pulse = 3,
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.ncs_write_pulse = 3,
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.nwe_pulse = 3,
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.read_cycle = 5,
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.write_cycle = 5,
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.mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
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.tdf_cycles = 2,
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};
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static void dss11_add_device_nand(void)
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{
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/* setup bus-width (16) */
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dss11_nand_smc_config.mode |= AT91_SMC_DBW_16;
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/* configure chip-select 3 (NAND) */
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sam9_smc_configure(3, &dss11_nand_smc_config);
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at91_add_device_nand(&nand_pdata);
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}
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static struct at91_ether_platform_data macb_pdata = {
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.phy_addr = 0,
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.flags = AT91SAM_ETX2_ETX3_ALTERNATIVE,
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};
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static void dss11_phy_reset(void)
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{
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unsigned long rstc;
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at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC);
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at91_set_gpio_input(AT91_PIN_PA14, 0);
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at91_set_gpio_input(AT91_PIN_PA15, 0);
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at91_set_gpio_input(AT91_PIN_PA17, 0);
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at91_set_gpio_input(AT91_PIN_PA25, 0);
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at91_set_gpio_input(AT91_PIN_PA26, 0);
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at91_set_gpio_input(AT91_PIN_PA28, 0);
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rstc = at91_sys_read(AT91_RSTC_MR) & AT91_RSTC_ERSTL;
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/* Need to reset PHY -> 500ms reset */
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at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
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(AT91_RSTC_ERSTL & (0x0d << 8)) |
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AT91_RSTC_URSTEN);
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at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_EXTRST);
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/* Wait for end hardware reset */
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while (!(at91_sys_read(AT91_RSTC_SR) & AT91_RSTC_NRSTL));
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/* Restore NRST value */
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at91_sys_write(AT91_RSTC_MR, AT91_RSTC_KEY |
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(rstc) |
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AT91_RSTC_URSTEN);
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}
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static struct atmel_mci_platform_data dss11_mci_data = {
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.bus_width = 4,
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.host_caps = MMC_MODE_HS,
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};
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static struct at91_usbh_data dss11_usbh_data = {
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.ports = 2,
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};
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static int dss11_mem_init(void)
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{
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at91_add_device_sdram(64 * 1024 * 1024);
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return 0;
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}
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mem_initcall(dss11_mem_init);
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static int dss11_devices_init(void)
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{
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dss11_add_device_nand();
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dss11_phy_reset();
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at91_add_device_eth(&macb_pdata);
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at91_add_device_mci(1, &dss11_mci_data);
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at91_add_device_usbh_ohci(&dss11_usbh_data);
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armlinux_set_bootparams((void *)(AT91_CHIPSELECT_1 + 0x100));
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armlinux_set_architecture(MACH_TYPE_DSS11);
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devfs_add_partition("nand0", 0x00000, 0x20000, PARTITION_FIXED, "bootstrap");
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dev_add_bb_dev("bootstrap", "bootstrap.bb");
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devfs_add_partition("nand0", 0x20000, 0x40000, PARTITION_FIXED, "barebox");
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dev_add_bb_dev("barebox", "barebox.bb");
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devfs_add_partition("nand0", 0x60000, 0x40000, PARTITION_FIXED, "barebox-env");
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dev_add_bb_dev("barebox-env", "env0");
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return 0;
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}
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device_initcall(dss11_devices_init);
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static int dss11_console_init(void)
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{
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at91_register_uart(0, 0);
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return 0;
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}
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console_initcall(dss11_console_init);
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@ -20,6 +20,7 @@ config BOARDINFO
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default "Ronetix PM9261" if MACH_PM9261
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default "Ronetix PM9263" if MACH_PM9263
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default "Ronetix PM9G45" if MACH_PM9G45
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default "Aizo dSS11" if MACH_DSS11
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config HAVE_NAND_ATMEL_BUSWIDTH_16
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bool
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@ -175,6 +176,13 @@ config MACH_USB_A9G20
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Select this if you are using a Calao Systems USB-A9G20.
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<http://www.calao-systems.com>
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config MACH_DSS11
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bool "aizo dSS11"
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select HAVE_NAND_ATMEL_BUSWIDTH_16
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help
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Select this if you are using aizo dSS11
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that embeds only one SD/MMC slot.
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endchoice
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endif
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