[U-Boot] [U-boot] [PATCH] Support for the Calao USB-A9260/USB-A9G20 boards

[Tom <Tom.Rix@windriver.com>]

Gregory Hermant wrote:
> The Calao USB-A9260 and USB-9G20 boards are manufactured and sold by Calao Systems
> <http://www.calao-systems.com>. They are built around an AT91SAM9260 ARM SoC
> running at 180MHz and an AT91SAM9G20 ARM SoC running at 400MHz respectively.
> They feature an Ethernet port, 64Mo of SDRAM, 256Mo of NAND flash, two USB host ports,
> and an USB device port. They also feature a FTDI2232 converter which provides the ability
> to use the DBGU serial port & the JTAG port over a USB interface.

Please run the linux kernel's checkpatch.pl program
In general errors must be fixed.
The warnings should be fixed when appropriate.

> 
> Signed-off-by: Gregory Hermant <gregory.hermant@calao-systems.com>
> ---
<snip>
> +#
> +
> +include $(TOPDIR)/config.mk
> +
> +LIB	= $(obj)lib$(BOARD).a
> +
> +COBJS-y	+= usb_a9260.o
> +COBJS-$(CONFIG_ATMEL_SPI)	+= spi.o

Order alphabetically

> +
> +SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
> +OBJS	:= $(addprefix $(obj),$(COBJS-y))

<snip>
> +#endif
> +#include <netdev.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +/* ------------------------------------------------------------------------- */
> +/*
> + * Miscelaneous platform dependent initialisations

sp
'initializations'

> + */
> +
> +#ifdef CONFIG_CMD_NAND
> +static void usb_a9260_nand_hw_init(void)
> +{
> +	unsigned long csa;
> +

<snip>

> + */
> +
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +#ifdef CONFIG_USB_A9260
> +#define CONFIG_AT91SAM9260
> +#else
> +#define CONFIG_AT91SAM9G20
> +#endif
> +
> +/* ARM asynchronous clock */
> +#define AT91_MAIN_CLOCK		12000000	/* 12 MHz crystal */
> +#define CONFIG_SYS_HZ		1000
> +

Move clock definitions below board/cpu definitions

> +#define CONFIG_ARM926EJS	1	/* This is an ARM926EJS Core */
> +#define CONFIG_ARCH_CPU_INIT
> +#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/
> +
> +#define CONFIG_CMDLINE_TAG	1	/* enable passing of ATAGs	*/
> +#define CONFIG_SETUP_MEMORY_TAGS 1
> +#define CONFIG_INITRD_TAG	1
> +
> +#define CONFIG_SKIP_LOWLEVEL_INIT
> +#define CONFIG_SKIP_RELOCATE_UBOOT
> +
> +/*
> + * Hardware drivers
> + */
> +#define CONFIG_ATMEL_USART	1
> +#undef CONFIG_USART0
> +#undef CONFIG_USART1
> +#undef CONFIG_USART2
> +#define CONFIG_USART3		1	/* USART 3 is DBGU */
> +
> +#define CONFIG_BOOTDELAY	3
> +
> +/*
> + * BOOTP options
> + */
> +#define CONFIG_BOOTP_BOOTFILESIZE	1
> +#define CONFIG_BOOTP_BOOTPATH		1
> +#define CONFIG_BOOTP_GATEWAY		1
> +#define CONFIG_BOOTP_HOSTNAME		1
> +
> +/*
> + * Command line configuration.
> + */
> +#include <config_cmd_default.h>
> +#undef CONFIG_CMD_BDI
> +#undef CONFIG_CMD_FPGA
> +#undef CONFIG_CMD_IMI
> +#undef CONFIG_CMD_IMLS
> +#undef CONFIG_CMD_LOADS
> +#undef CONFIG_CMD_SOURCE
> +
> +#define CONFIG_CMD_PING		1
> +#define CONFIG_CMD_DHCP		1
> +#define CONFIG_CMD_USB		1
> +
> +/* SDRAM */
> +#define CONFIG_NR_DRAM_BANKS		1
> +#define PHYS_SDRAM		0x20000000
> +#define PHYS_SDRAM_SIZE		0x04000000	/* 64 MB */
> +
> +/* SPI EEPROM */
> +#define CONFIG_SPI
> +#define CONFIG_CMD_SPI
> +#define CONFIG_ATMEL_SPI
> +#define CONFIG_SYS_SPI_WRITE_TOUT		(5 * CONFIG_SYS_HZ)
> +
> +#define CONFIG_CMD_EEPROM
> +#define CONFIG_SPI_M95XXX
> +#define CONFIG_SYS_EEPROM_SIZE 0x10000
> +#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 5
> +
> +/* NAND flash */
> +#define CONFIG_CMD_NAND
> +#define CONFIG_NAND_ATMEL
> +#define CONFIG_SYS_MAX_NAND_DEVICE		1
> +#define CONFIG_SYS_NAND_BASE			0x40000000
> +//#define CONFIG_SYS_NAND_DBW_8			1

Remove if unneeded or uncomment

> +/* our ALE is AD21 */
> +#define CONFIG_SYS_NAND_MASK_ALE		(1 << 21)
> +/* our CLE is AD22 */
> +#define CONFIG_SYS_NAND_MASK_CLE		(1 << 22)
> +#define CONFIG_SYS_NAND_ENABLE_PIN		AT91_PIN_PC14
> +#define CONFIG_SYS_NAND_READY_PIN		AT91_PIN_PC13
> +

Tom