On Mon, May 17, 2010 at 11:43:17AM +0200, Eric Bénard wrote:
> From: Eric Benard <eric@xxxxxxxxxx>
>
> This boards integrates 64mB of DDR, a 256MB NAND flash, a RMII Ethernet PHY
> and a i.MX257 CPU.
>
> Signed-off-by: Eric Bénard <eric@xxxxxxxxxx>
> ---
> v2:
> - fix GPIO26 handling
> - fix trailing whitespace
> arch/arm/Makefile | 1 +
> arch/arm/configs/eukrea_cpuimx25_defconfig | 247 +++++++++++++++++++++++
> arch/arm/mach-imx/Kconfig | 10 +
> board/eukrea_cpuimx25/Makefile | 24 +++
> board/eukrea_cpuimx25/config.h | 27 +++
> board/eukrea_cpuimx25/env/bin/_update | 36 ++++
> board/eukrea_cpuimx25/env/bin/boot | 53 +++++
> board/eukrea_cpuimx25/env/bin/hush_hack | 1 +
> board/eukrea_cpuimx25/env/bin/init | 38 ++++
> board/eukrea_cpuimx25/env/bin/update_kernel | 8 +
> board/eukrea_cpuimx25/env/bin/update_root | 8 +
> board/eukrea_cpuimx25/env/config | 26 +++
> board/eukrea_cpuimx25/eukrea_cpuimx25.c | 280 +++++++++++++++++++++++++++
> board/eukrea_cpuimx25/lowlevel_init.S | 135 +++++++++++++
> 14 files changed, 894 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/configs/eukrea_cpuimx25_defconfig
> create mode 100644 board/eukrea_cpuimx25/Makefile
> create mode 100644 board/eukrea_cpuimx25/config.h
> create mode 100644 board/eukrea_cpuimx25/env/bin/_update
> create mode 100644 board/eukrea_cpuimx25/env/bin/boot
> create mode 100644 board/eukrea_cpuimx25/env/bin/hush_hack
> create mode 100644 board/eukrea_cpuimx25/env/bin/init
> create mode 100644 board/eukrea_cpuimx25/env/bin/update_kernel
> create mode 100644 board/eukrea_cpuimx25/env/bin/update_root
> create mode 100644 board/eukrea_cpuimx25/env/config
> create mode 100644 board/eukrea_cpuimx25/eukrea_cpuimx25.c
> create mode 100644 board/eukrea_cpuimx25/lowlevel_init.S
>
[snip]
> diff --git a/board/eukrea_cpuimx25/eukrea_cpuimx25.c b/board/eukrea_cpuimx25/eukrea_cpuimx25.c
> new file mode 100644
> index 0000000..cddba97
> --- /dev/null
> +++ b/board/eukrea_cpuimx25/eukrea_cpuimx25.c
> @@ -0,0 +1,280 @@
> +/*
> + * (C) 2009 Pengutronix, Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
> + * (c) 2010 Eukrea Electromatique, Eric Bénard <eric@xxxxxxxxxx>
> + *
> + * See file CREDITS for list of people who contributed to this
> + * project.
> + *
> + * 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., 59 Temple Place, Suite 330, Boston,
> + * MA 02111-1307 USA
> + *
> + */
> +
> +#include <common.h>
> +#include <init.h>
> +#include <driver.h>
> +#include <environment.h>
> +#include <mach/imx-regs.h>
> +#include <asm/armlinux.h>
> +#include <mach/gpio.h>
> +#include <asm/io.h>
> +#include <asm/mmu.h>
> +
> +#include <partition.h>
> +#include <asm/mach-types.h>
> +#include <mach/imx-nand.h>
> +#include <mach/imxfb.h>
> +#include <fec.h>
> +#include <nand.h>
> +#include <mach/imx-flash-header.h>
> +#include <mach/iomux-mx25.h>
> +
> +extern unsigned long _stext;
> +
> +void __naked __flash_header_start go(void)
> +{
> + __asm__ __volatile__("b exception_vectors\n");
> +}
> +
> +struct imx_dcd_entry __dcd_entry_0x400 dcd_entry[] = {
> + { .ptr_type = 4, .addr = 0xb8001010, .val = 0x00000004, },
> + { .ptr_type = 4, .addr = 0xb8001000, .val = 0x92100000, },
> + { .ptr_type = 1, .addr = 0x80000400, .val = 0x12344321, },
> + { .ptr_type = 4, .addr = 0xb8001000, .val = 0xa2100000, },
> + { .ptr_type = 4, .addr = 0x80000000, .val = 0x12344321, },
> + { .ptr_type = 4, .addr = 0x80000000, .val = 0x12344321, },
> + { .ptr_type = 4, .addr = 0xb8001000, .val = 0xb2100000, },
> + { .ptr_type = 1, .addr = 0x80000033, .val = 0xda, },
> + { .ptr_type = 1, .addr = 0x81000000, .val = 0xff, },
> + { .ptr_type = 4, .addr = 0xb8001000, .val = 0x82216080, },
> + { .ptr_type = 4, .addr = 0xb8001004, .val = 0x00295729, },
> + { .ptr_type = 4, .addr = 0x53f80008, .val = 0x20034000, },
> +};
> +
> +#define APP_DEST 0x80000000
> +
> +struct imx_flash_header __flash_header_0x400 eukrea_cpuimx25_header = {
> + .app_code_jump_vector = TEXT_BASE + 0x2000,
> + .app_code_barker = APP_CODE_BARKER,
> + .app_code_csf = 0,
> + .dcd_ptr_ptr = TEXT_BASE + 0x400 + offsetof(struct imx_flash_header, dcd),
> + .super_root_key = 0,
> + .dcd = TEXT_BASE + 0x400 + offsetof(struct imx_flash_header, dcd_barker),
> + .app_dest = TEXT_BASE,
> + .dcd_barker = DCD_BARKER,
> + .dcd_block_len = sizeof(dcd_entry),
> +};
> +
> +extern unsigned long __bss_start;
> +
> +unsigned long __image_len_0x400 barebox_len = 0x40000;
> +
> +static struct fec_platform_data fec_info = {
> + .xcv_type = RMII,
> + .phy_addr = 1,
> +};
> +
> +static struct device_d fec_dev = {
> + .name = "fec_imx",
> + .map_base = IMX_FEC_BASE,
> + .platform_data = &fec_info,
> +};
> +
> +static struct memory_platform_data sdram_pdata = {
> + .name = "ram0",
> + .flags = DEVFS_RDWR,
> +};
> +
> +static struct device_d sdram0_dev = {
> + .name = "mem",
> + .map_base = IMX_SDRAM_CS0,
> + .size = 64 * 1024 * 1024,
> + .platform_data = &sdram_pdata,
> +};
> +
> +struct imx_nand_platform_data nand_info = {
> + .width = 1,
> + .hw_ecc = 1,
> +};
> +
> +static struct device_d nand_dev = {
> + .name = "imx_nand",
> + .map_base = IMX_NFC_BASE,
> + .platform_data = &nand_info,
> +};
> +
> +static struct imx_fb_videomode imxfb_mode = {
> + .mode = {
> + .name = "CMO-QVGA",
> + .refresh = 60,
> + .xres = 320,
> + .yres = 240,
> + .pixclock = KHZ2PICOS(6500),
> + .hsync_len = 30,
> + .left_margin = 38,
> + .right_margin = 20,
> + .vsync_len = 3,
> + .upper_margin = 15,
> + .lower_margin = 4,
> + },
> + .pcr = 0xCAD08B80,
> + .bpp = 16,
> +};
> +
> +static struct imx_fb_platform_data eukrea_cpuimx25_fb_data = {
> + .mode = &imxfb_mode,
> + .pwmr = 0x00A903FF,
> + .lscr1 = 0x00120300,
> + .dmacr = 0x80040060,
> +};
> +
> +
> +static struct device_d imxfb_dev = {
> + .name = "imxfb",
> + .map_base = 0x53fbc000,
> + .size = 0x1000,
> + .platform_data = &eukrea_cpuimx25_fb_data,
> +};
> +
> +#ifdef CONFIG_MMU
> +static void eukrea_cpuimx25_mmu_init(void)
> +{
> + mmu_init();
> +
> + arm_create_section(0x80000000, 0x80000000, 128, PMD_SECT_DEF_CACHED);
> + arm_create_section(0x90000000, 0x80000000, 128, PMD_SECT_DEF_UNCACHED);
> +
> + setup_dma_coherent(0x10000000);
> +
> + mmu_enable();
> +}
> +#else
> +static void eukrea_cpuimx25_mmu_init(void)
> +{
> +}
> +#endif
> +
> +static struct pad_desc eukrea_cpuimx25_pads[] = {
> + MX25_PAD_FEC_MDC__MDC,
> + MX25_PAD_FEC_MDIO__MDIO,
> + MX25_PAD_FEC_RDATA0__RDATA0,
> + MX25_PAD_FEC_RDATA1__RDATA1,
> + MX25_PAD_FEC_RX_DV__RX_DV,
> + MX25_PAD_FEC_TDATA0__TDATA0,
> + MX25_PAD_FEC_TDATA1__TDATA1,
> + MX25_PAD_FEC_TX_CLK__TX_CLK,
> + MX25_PAD_FEC_TX_EN__TX_EN,
> + /* UART1 */
> + MX25_PAD_UART1_RXD__RXD_MUX,
> + MX25_PAD_UART1_TXD__TXD_MUX,
> + MX25_PAD_UART1_RTS__RTS,
> + MX25_PAD_UART1_CTS__CTS,
> + /* LCDC */
> + MX25_PAD_LD0__LCDC_LD0,
> + MX25_PAD_LD1__LCDC_LD1,
> + MX25_PAD_LD2__LCDC_LD2,
> + MX25_PAD_LD3__LCDC_LD3,
> + MX25_PAD_LD4__LCDC_LD4,
> + MX25_PAD_LD5__LCDC_LD5,
> + MX25_PAD_LD6__LCDC_LD6,
> + MX25_PAD_LD7__LCDC_LD7,
> + MX25_PAD_LD8__LCDC_LD8,
> + MX25_PAD_LD9__LCDC_LD9,
> + MX25_PAD_LD10__LCDC_LD10,
> + MX25_PAD_LD11__LCDC_LD11,
> + MX25_PAD_LD12__LCDC_LD12,
> + MX25_PAD_LD13__LCDC_LD13,
> + MX25_PAD_LD14__LCDC_LD14,
> + MX25_PAD_LD15__LCDC_LD15,
> + MX25_PAD_GPIO_E__LCDC_LD16,
> + MX25_PAD_GPIO_F__LCDC_LD17,
> + MX25_PAD_LSCLK__LCDC_LSCLK,
> + MX25_PAD_OE_ACD__LCDC_OE_ACD,
> + MX25_PAD_VSYNC__LCDC_VSYN,
> + MX25_PAD_HSYNC__LCDC_HSYN,
> + /* BACKLIGHT CONTROL */
> + MX25_PAD_PWM__GPIO26,
> +};
> +
> +#define IOMUXC_BASE_ADDR 0x43FAC000
> +#define GPIO1_BASE_ADDR 0x53FCC000
> +#define GPIO_GDIR 0x04
> +#define GPIO_DR 0x00
These are not needed anymore.
Sascha
--
Pengutronix e.K. | |
Industrial Linux Solutions | http://www.pengutronix.de/ |
Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 |
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