Hi Bo,

one single change please.

On 29.10.14 03:32, Bo Shen wrote:
> The code for this board supports following features:
>   - Boot media support: NAND flash/SD card/SPI flash
>   - Support LCD display
>   - Support ethernet
>   - Support USB mass storage
> 
> Signed-off-by: Bo Shen <[email protected]>
> ---
> Changes in v2:
>   - Add sama5d4_devices.c to hold soc related code (e.g: get_cpu_name)
>   - rewrite the clock with H32MXDIV
> 
>  arch/arm/Kconfig                          |   4 +
>  arch/arm/cpu/armv7/at91/Makefile          |   1 +
>  arch/arm/cpu/armv7/at91/sama5d4_devices.c |  30 +++
>  arch/arm/cpu/armv7/at91/timer.c           |   3 +-
>  arch/arm/include/asm/arch-at91/at91_pmc.h |   9 +-
>  arch/arm/include/asm/arch-at91/clk.h      |  48 +++++
>  arch/arm/include/asm/arch-at91/hardware.h |   2 +
>  arch/arm/include/asm/arch-at91/sama5d4.h  | 214 ++++++++++++++++++++
>  board/atmel/sama5d4ek/Kconfig             |  18 ++
>  board/atmel/sama5d4ek/MAINTAINERS         |   8 +
>  board/atmel/sama5d4ek/Makefile            |  15 ++
>  board/atmel/sama5d4ek/sama5d4ek.c         | 317 
> ++++++++++++++++++++++++++++++
>  configs/sama5d4ek_mmc_defconfig           |   3 +
>  configs/sama5d4ek_nandflash_defconfig     |   3 +
>  configs/sama5d4ek_spiflash_defconfig      |   3 +
>  include/configs/sama5d4ek.h               | 215 ++++++++++++++++++++
>  16 files changed, 889 insertions(+), 4 deletions(-)
>  create mode 100644 arch/arm/cpu/armv7/at91/sama5d4_devices.c
>  create mode 100644 arch/arm/include/asm/arch-at91/sama5d4.h
>  create mode 100644 board/atmel/sama5d4ek/Kconfig
>  create mode 100644 board/atmel/sama5d4ek/MAINTAINERS
>  create mode 100644 board/atmel/sama5d4ek/Makefile
>  create mode 100644 board/atmel/sama5d4ek/sama5d4ek.c
>  create mode 100644 configs/sama5d4ek_mmc_defconfig
>  create mode 100644 configs/sama5d4ek_nandflash_defconfig
>  create mode 100644 configs/sama5d4ek_spiflash_defconfig
>  create mode 100644 include/configs/sama5d4ek.h
> 
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 8f910f3..8234eb6 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -330,6 +330,9 @@ config TARGET_SAMA5D3_XPLAINED
>  config TARGET_SAMA5D3XEK
>       bool "Support sama5d3xek"
>  
> +config TARGET_SAMA5D4EK
> +     bool "Support sama5d4ek"
> +
>  config TARGET_BCM28155_AP
>       bool "Support bcm28155_ap"
>  
> @@ -598,6 +601,7 @@ source "board/atmel/at91sam9rlek/Kconfig"
>  source "board/atmel/at91sam9x5ek/Kconfig"
>  source "board/atmel/sama5d3_xplained/Kconfig"
>  source "board/atmel/sama5d3xek/Kconfig"
> +source "board/atmel/sama5d4ek/Kconfig"
>  source "board/bachmann/ot1200/Kconfig"
>  source "board/balloon3/Kconfig"
>  source "board/barco/titanium/Kconfig"
> diff --git a/arch/arm/cpu/armv7/at91/Makefile 
> b/arch/arm/cpu/armv7/at91/Makefile
> index 0a2e48d..f4f35a4 100644
> --- a/arch/arm/cpu/armv7/at91/Makefile
> +++ b/arch/arm/cpu/armv7/at91/Makefile
> @@ -9,6 +9,7 @@
>  #
>  
>  obj-$(CONFIG_SAMA5D3)        += sama5d3_devices.o
> +obj-$(CONFIG_SAMA5D4)        += sama5d4_devices.o
>  obj-y += clock.o
>  obj-y += cpu.o
>  obj-y += reset.o
> diff --git a/arch/arm/cpu/armv7/at91/sama5d4_devices.c 
> b/arch/arm/cpu/armv7/at91/sama5d4_devices.c
> new file mode 100644
> index 0000000..2708097
> --- /dev/null
> +++ b/arch/arm/cpu/armv7/at91/sama5d4_devices.c
> @@ -0,0 +1,30 @@
> +/*
> + * Copyright (C) 2014 Atmel
> + *                 Bo Shen <[email protected]>
> + *
> + * SPDX-License-Identifier:  GPL-2.0+
> + */
> +
> +#include <common.h>
> +#include <asm/arch/sama5d4.h>
> +
> +char *get_cpu_name()
> +{
> +     unsigned int extension_id = get_extension_chip_id();
> +
> +     if (cpu_is_sama5d4())
> +             switch (extension_id) {
> +             case ARCH_EXID_SAMA5D41:
> +                     return "SAMA5D41";
> +             case ARCH_EXID_SAMA5D42:
> +                     return "SAMA5D42";
> +             case ARCH_EXID_SAMA5D43:
> +                     return "SAMA5D43";
> +             case ARCH_EXID_SAMA5D44:
> +                     return "SAMA5D44";
> +             default:
> +                     return "Unknown CPU type";
> +             }
> +     else
> +             return "Unknown CPU type";
> +}
> diff --git a/arch/arm/cpu/armv7/at91/timer.c b/arch/arm/cpu/armv7/at91/timer.c
> index e3ebfe0..19bf80b 100644
> --- a/arch/arm/cpu/armv7/at91/timer.c
> +++ b/arch/arm/cpu/armv7/at91/timer.c
> @@ -65,7 +65,8 @@ int timer_init(void)
>       /* Enable PITC */
>       writel(TIMER_LOAD_VAL | AT91_PIT_MR_EN , &pit->mr);
>  
> -     gd->arch.timer_rate_hz = gd->arch.mck_rate_hz / 16;
> +     gd->arch.timer_rate_hz = get_pit_clk_rate() / 16;
> +
>       gd->arch.tbu = 0;
>       gd->arch.tbl = 0;
>  
> diff --git a/arch/arm/include/asm/arch-at91/at91_pmc.h 
> b/arch/arm/include/asm/arch-at91/at91_pmc.h
> index 27331ff..158f1a0 100644
> --- a/arch/arm/include/asm/arch-at91/at91_pmc.h
> +++ b/arch/arm/include/asm/arch-at91/at91_pmc.h
> @@ -78,7 +78,7 @@ typedef struct at91_pmc {
>  #define AT91_PMC_PLLXR_DIV(x)                (x & 0xFF)
>  #define AT91_PMC_PLLXR_PLLCOUNT(x)   ((x & 0x3F) << 8)
>  #define AT91_PMC_PLLXR_OUT(x)                ((x & 0x03) << 14)
> -#ifdef CONFIG_SAMA5D3
> +#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4)
>  #define AT91_PMC_PLLXR_MUL(x)                ((x & 0x7F) << 18)
>  #else
>  #define AT91_PMC_PLLXR_MUL(x)                ((x & 0x7FF) << 16)
> @@ -91,13 +91,14 @@ typedef struct at91_pmc {
>  #define AT91_PMC_MCFR_MAINRDY                0x00010000
>  #define AT91_PMC_MCFR_MAINF_MASK     0x0000FFFF
>  
> +#define AT91_PMC_MCKR                        0x30
>  #define AT91_PMC_MCKR_CSS_SLOW               0x00000000
>  #define AT91_PMC_MCKR_CSS_MAIN               0x00000001
>  #define AT91_PMC_MCKR_CSS_PLLA               0x00000002
>  #define AT91_PMC_MCKR_CSS_PLLB               0x00000003
>  #define AT91_PMC_MCKR_CSS_MASK               0x00000003
>  
> -#ifdef CONFIG_SAMA5D3
> +#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4)
>  #define AT91_PMC_MCKR_PRES_1         0x00000000
>  #define AT91_PMC_MCKR_PRES_2         0x00000010
>  #define AT91_PMC_MCKR_PRES_4         0x00000020
> @@ -126,7 +127,7 @@ typedef struct at91_pmc {
>  #else
>  #define AT91_PMC_MCKR_MDIV_1         0x00000000
>  #define AT91_PMC_MCKR_MDIV_2         0x00000100
> -#ifdef CONFIG_SAMA5D3
> +#if defined(CONFIG_SAMA5D3) || defined(CONFIG_SAMA5D4)
>  #define AT91_PMC_MCKR_MDIV_3         0x00000300
>  #endif
>  #define AT91_PMC_MCKR_MDIV_4         0x00000200
> @@ -136,6 +137,8 @@ typedef struct at91_pmc {
>  #define AT91_PMC_MCKR_PLLADIV_1              0x00000000
>  #define AT91_PMC_MCKR_PLLADIV_2              0x00001000
>  
> +#define AT91_PMC_MCKR_H32MXDIV               0x01000000
> +
>  #define AT91_PMC_IXR_MOSCS           0x00000001
>  #define AT91_PMC_IXR_LOCKA           0x00000002
>  #define AT91_PMC_IXR_LOCKB           0x00000004
> diff --git a/arch/arm/include/asm/arch-at91/clk.h 
> b/arch/arm/include/asm/arch-at91/clk.h
> index 4076a78..21ce2db 100644
> --- a/arch/arm/include/asm/arch-at91/clk.h
> +++ b/arch/arm/include/asm/arch-at91/clk.h
> @@ -10,6 +10,7 @@
>  #define __ASM_ARM_ARCH_CLK_H__
>  
>  #include <asm/arch/hardware.h>
> +#include <asm/arch/at91_pmc.h>
>  #include <asm/global_data.h>
>  
>  static inline unsigned long get_cpu_clk_rate(void)

Could we please rewrite this peace of code like this:

#ifdef CPU_HAS_H32MXDIV
static inline unsigned int get_h32mxdiv(void)
{
        at91_pmc_t *pmc = (at91_pmc_t *)ATMEL_BASE_PMC;
        return readl(pmc->mckr) & (AT91_PMC_MCKR_H32MXDIV));
}
#else
static inline unsigned int get_h32mxdiv(void)
{
        return 0;
}
#endif

static inline unsigned long get_macb_pclk_rate(unsigned int dev_id)
{
        if (get_h32mxdiv())
                return get_mck_clk_rate() / 2;
        else
                return get_mck_clk_rate();
}

and so forth

The 'if'-path should be optimized away anyway and I feel the single
get_clk_X functions will look nicer then.

Rest of this series looks good and should be applied soon.

Best Regards

Andreas Bießmann

> @@ -50,12 +51,26 @@ static inline u32 get_pllb_init(void)
>  
>  static inline unsigned long get_macb_pclk_rate(unsigned int dev_id)
>  {
> +#ifdef CPU_HAS_H32MXDIV
> +     if (H32MXDIV)
> +             return get_mck_clk_rate() / 2;
> +     else
> +             return get_mck_clk_rate();
> +#else
>       return get_mck_clk_rate();
> +#endif
>  }
>  
>  static inline unsigned long get_usart_clk_rate(unsigned int dev_id)
>  {
> +#ifdef CPU_HAS_H32MXDIV
> +     if (H32MXDIV)
> +             return get_mck_clk_rate() / 2;
> +     else
> +             return get_mck_clk_rate();
> +#else
>       return get_mck_clk_rate();
> +#endif
>  }
>  
>  static inline unsigned long get_lcdc_clk_rate(unsigned int dev_id)
> @@ -65,17 +80,50 @@ static inline unsigned long get_lcdc_clk_rate(unsigned 
> int dev_id)
>  
>  static inline unsigned long get_spi_clk_rate(unsigned int dev_id)
>  {
> +#ifdef CPU_HAS_H32MXDIV
> +     if (H32MXDIV)
> +             return get_mck_clk_rate() / 2;
> +     else
> +             return get_mck_clk_rate();
> +#else
>       return get_mck_clk_rate();
> +#endif
>  }
>  
>  static inline unsigned long get_twi_clk_rate(unsigned int dev_id)
>  {
> +#ifdef CPU_HAS_H32MXDIV
> +     if (H32MXDIV)
> +             return get_mck_clk_rate() / 2;
> +     else
> +             return get_mck_clk_rate();
> +#else
>       return get_mck_clk_rate();
> +#endif
>  }
>  
>  static inline unsigned long get_mci_clk_rate(void)
>  {
> +#ifdef CPU_HAS_H32MXDIV
> +     if (H32MXDIV)
> +             return get_mck_clk_rate() / 2;
> +     else
> +             return get_mck_clk_rate();
> +#else
>       return get_mck_clk_rate();
> +#endif
> +}
> +
> +static inline unsigned long get_pit_clk_rate(void)
> +{
> +#ifdef CPU_HAS_H32MXDIV
> +     if (H32MXDIV)
> +             return get_mck_clk_rate() / 2;
> +     else
> +             return get_mck_clk_rate();
> +#else
> +     return get_mck_clk_rate();
> +#endif
>  }
>  
>  int at91_clock_init(unsigned long main_clock);
> diff --git a/arch/arm/include/asm/arch-at91/hardware.h 
> b/arch/arm/include/asm/arch-at91/hardware.h
> index d712a0d..bf0a1bd 100644
> --- a/arch/arm/include/asm/arch-at91/hardware.h
> +++ b/arch/arm/include/asm/arch-at91/hardware.h
> @@ -27,6 +27,8 @@
>  # include <asm/arch/at91cap9.h>
>  #elif defined(CONFIG_SAMA5D3)
>  # include <asm/arch/sama5d3.h>
> +#elif defined(CONFIG_SAMA5D4)
> +# include <asm/arch/sama5d4.h>
>  #else
>  # error "Unsupported AT91 processor"
>  #endif
> diff --git a/arch/arm/include/asm/arch-at91/sama5d4.h 
> b/arch/arm/include/asm/arch-at91/sama5d4.h
> new file mode 100644
> index 0000000..a47e1a5
> --- /dev/null
> +++ b/arch/arm/include/asm/arch-at91/sama5d4.h
> @@ -0,0 +1,214 @@
> +/*
> + * Chip-specific header file for the SAMA5D4 SoC
> + *
> + * Copyright (C) 2014 Atmel
> + *                 Bo Shen <[email protected]>
> + *
> + * SPDX-License-Identifier:     GPL-2.0+
> + */
> +
> +#ifndef __SAMA5D4_H
> +#define __SAMA5D4_H
> +
> +/*
> + * defines to be used in other places
> + */
> +#define CONFIG_ARMV7         /* ARM Cortex-A5 Core */
> +#define CONFIG_AT91FAMILY    /* It's a member of AT91 */
> +
> +/*
> + * Peripheral identifiers/interrupts.
> + */
> +#define ATMEL_ID_FIQ 0       /* FIQ Interrupt */
> +#define ATMEL_ID_SYS 1       /* System Controller */
> +#define ATMEL_ID_ARM 2       /* Performance Monitor Unit */
> +#define ATMEL_ID_PIT 3       /* Periodic Interval Timer */
> +#define ATMEL_ID_WDT 4       /* Watchdog timer */
> +#define ATMEL_ID_PIOD        5       /* Parallel I/O Controller D */
> +#define ATMEL_ID_USART0      6       /* USART 0 */
> +#define ATMEL_ID_USART1      7       /* USART 1 */
> +#define ATMEL_ID_DMA0        8       /* DMA Controller 0 */
> +#define ATMEL_ID_ICM 9       /* Integrity Check Monitor */
> +#define ATMEL_ID_PKCC        10      /* Public Key Crypto Controller */
> +#define ATMEL_ID_AES 12      /* Advanced Encryption Standard */
> +#define ATMEL_ID_AESB        13      /* AES Bridge*/
> +#define ATMEL_ID_TDES        14      /* Triple Data Encryption Standard */
> +#define ATMEL_ID_SHA    15   /* SHA Signature */
> +#define ATMEL_ID_MPDDRC      16      /* MPDDR controller */
> +#define ATMEL_ID_MATRIX1     17      /* H32MX, 32-bit AHB Matrix */
> +#define ATMEL_ID_MATRIX0     18      /* H64MX, 64-bit AHB Matrix */
> +#define ATMEL_ID_VDEC        19      /* Video Decoder */
> +#define ATMEL_ID_SBM 20      /* Secure Box Module */
> +#define ATMEL_ID_SMC 22      /* Multi-bit ECC interrupt */
> +#define ATMEL_ID_PIOA        23      /* Parallel I/O Controller A */
> +#define ATMEL_ID_PIOB        24      /* Parallel I/O Controller B */
> +#define ATMEL_ID_PIOC        25      /* Parallel I/O Controller C */
> +#define ATMEL_ID_PIOE        26      /* Parallel I/O Controller E */
> +#define ATMEL_ID_UART0       27      /* UART 0 */
> +#define ATMEL_ID_UART1       28      /* UART 1 */
> +#define ATMEL_ID_USART2      29      /* USART 2 */
> +#define ATMEL_ID_USART3      30      /* USART 3 */
> +#define ATMEL_ID_USART4      31      /* USART 4 */
> +#define ATMEL_ID_TWI0        32      /* Two-Wire Interface 0 */
> +#define ATMEL_ID_TWI1        33      /* Two-Wire Interface 1 */
> +#define ATMEL_ID_TWI2        34      /* Two-Wire Interface 2 */
> +#define ATMEL_ID_MCI0        35      /* High Speed Multimedia Card Interface 
> 0 */
> +#define ATMEL_ID_MCI1        36      /* High Speed Multimedia Card Interface 
> 1 */
> +#define ATMEL_ID_SPI0        37      /* Serial Peripheral Interface 0 */
> +#define ATMEL_ID_SPI1        38      /* Serial Peripheral Interface 1 */
> +#define ATMEL_ID_SPI2        39      /* Serial Peripheral Interface 2 */
> +#define ATMEL_ID_TC0 40      /* Timer Counter 0 (ch. 0, 1, 2) */
> +#define ATMEL_ID_TC1 41      /* Timer Counter 1 (ch. 3, 4, 5) */
> +#define ATMEL_ID_TC2 42      /* Timer Counter 2 (ch. 6, 7, 8) */
> +#define ATMEL_ID_PWMC        43      /* Pulse Width Modulation Controller */
> +#define ATMEL_ID_ADC 44      /* Touch Screen ADC Controller */
> +#define ATMEL_ID_DBGU        45      /* Debug Unit Interrupt */
> +#define ATMEL_ID_UHPHS       46      /* USB Host High Speed */
> +#define ATMEL_ID_UDPHS       47      /* USB Device High Speed */
> +#define ATMEL_ID_SSC0        48      /* Synchronous Serial Controller 0 */
> +#define ATMEL_ID_SSC1        49      /* Synchronous Serial Controller 1 */
> +#define ATMEL_ID_XDMAC1      50      /* DMA Controller 1 */
> +#define ATMEL_ID_LCDC        51      /* LCD Controller */
> +#define ATMEL_ID_ISI 52      /* Image Sensor Interface */
> +#define ATMEL_ID_TRNG        53      /* True Random Number Generator */
> +#define ATMEL_ID_GMAC0       54      /* Ethernet MAC 0 */
> +#define ATMEL_ID_GMAC1       55      /* Ethernet MAC 1 */
> +#define ATMEL_ID_IRQ 56      /* IRQ Interrupt ID */
> +#define ATMEL_ID_SFC 57      /* Fuse Controller */
> +#define ATMEL_ID_SECURAM     59      /* Secured RAM */
> +#define ATMEL_ID_SMD 61      /* SMD Soft Modem */
> +#define ATMEL_ID_TWI3        62      /* Two-Wire Interface 3 */
> +#define ATMEL_ID_CATB        63      /* Capacitive Touch Controller */
> +#define ATMEL_ID_SFR 64      /* Special Funcion Register */
> +#define ATMEL_ID_AIC 65      /* Advanced Interrupt Controller */
> +#define ATMEL_ID_SAIC        66      /* Secured Advanced Interrupt 
> Controller */
> +#define ATMEL_ID_L2CC        67      /* L2 Cache Controller */
> +
> +/*
> + * User Peripherals physical base addresses.
> + */
> +#define ATMEL_BASE_LCDC              0xf0000000
> +#define ATMEL_BASE_DMAC1     0xf0004000
> +#define ATMEL_BASE_ISI               0xf0008000
> +#define ATMEL_BASE_PKCC              0xf000C000
> +#define ATMEL_BASE_MPDDRC    0xf0010000
> +#define ATMEL_BASE_DMAC0     0xf0014000
> +#define ATMEL_BASE_PMC               0xf0018000
> +#define ATMEL_BASE_MATRIX0   0xf001c000
> +#define ATMEL_BASE_AESB              0xf0020000
> +/* Reserved: 0xf0024000 - 0xf8000000 */
> +#define ATMEL_BASE_MCI0              0xf8000000
> +#define ATMEL_BASE_UART0     0xf8004000
> +#define ATMEL_BASE_SSC0              0xf8008000
> +#define ATMEL_BASE_PWMC              0xf800c000
> +#define ATMEL_BASE_SPI0              0xf8010000
> +#define ATMEL_BASE_TWI0              0xf8014000
> +#define ATMEL_BASE_TWI1              0xf8018000
> +#define ATMEL_BASE_TC0               0xf801c000
> +#define ATMEL_BASE_GMAC0     0xf8020000
> +#define ATMEL_BASE_TWI2              0xf8024000
> +#define ATMEL_BASE_SFR               0xf8028000
> +#define ATMEL_BASE_USART0    0xf802c000
> +#define ATMEL_BASE_USART1    0xf8030000
> +/* Reserved: 0xf8034000 - 0xfc000000 */
> +#define ATMEL_BASE_MCI1              0xfc000000
> +#define ATMEL_BASE_UART1     0xfc004000
> +#define ATMEL_BASE_USART2    0xfc008000
> +#define ATMEL_BASE_USART3    0xfc00c000
> +#define ATMEL_BASE_USART4    0xfc010000
> +#define ATMEL_BASE_SSC1              0xfc014000
> +#define ATMEL_BASE_SPI1              0xfc018000
> +#define ATMEL_BASE_SPI2              0xfc01c000
> +#define ATMEL_BASE_TC1               0xfc020000
> +#define ATMEL_BASE_TC2               0xfc024000
> +#define ATMEL_BASE_GMAC1     0xfc028000
> +#define ATMEL_BASE_UDPHS     0xfc02c000
> +#define ATMEL_BASE_TRNG              0xfc030000
> +#define ATMEL_BASE_ADC               0xfc034000
> +#define ATMEL_BASE_TWI3              0xfc038000
> +
> +#define ATMEL_BASE_SMC               0xfc05c000
> +#define ATMEL_BASE_PMECC     (ATMEL_BASE_SMC + 0x070)
> +#define ATMEL_BASE_PMERRLOC  (ATMEL_BASE_SMC + 0x500)
> +
> +#define ATMEL_BASE_PIOD              0xfc068000
> +#define ATMEL_BASE_RSTC              0xfc068600
> +#define ATMEL_BASE_PIT               0xfc068630
> +#define ATMEL_BASE_WDT               0xfc068640
> +
> +#define ATMEL_BASE_DBGU              0xfc069000
> +#define ATMEL_BASE_PIOA              0xfc06a000
> +#define ATMEL_BASE_PIOB              0xfc06b000
> +#define ATMEL_BASE_PIOC              0xfc06c000
> +#define ATMEL_BASE_PIOE              0xfc06d000
> +#define ATMEL_BASE_AIC               0xfc06e000
> +
> +/*
> + * Internal Memory.
> + */
> +#define ATMEL_BASE_ROM               0x00000000      /* Internal ROM base 
> address */
> +#define ATMEL_BASE_NFC               0x00100000      /* NFC SRAM */
> +#define ATMEL_BASE_SRAM              0x00200000      /* Internal ROM base 
> address */
> +#define ATMEL_BASE_VDEC              0x00300000      /* Video Decoder 
> Controller */
> +#define ATMEL_BASE_UDPHS_FIFO        0x00400000      /* USB Device HS 
> controller */
> +#define ATMEL_BASE_OHCI              0x00500000      /* USB Host controller 
> (OHCI) */
> +#define ATMEL_BASE_EHCI              0x00600000      /* USB Host controller 
> (EHCI) */
> +#define ATMEL_BASE_AXI               0x00700000
> +#define ATMEL_BASE_DAP               0x00800000
> +#define ATMEL_BASE_SMD               0x00900000
> +
> +/*
> + * External memory
> + */
> +#define ATMEL_BASE_CS0               0x10000000
> +#define ATMEL_BASE_DDRCS     0x20000000
> +#define ATMEL_BASE_CS1               0x60000000
> +#define ATMEL_BASE_CS2               0x70000000
> +#define ATMEL_BASE_CS3               0x80000000
> +
> +/*
> + * Other misc defines
> + */
> +#define ATMEL_PIO_PORTS              5
> +#define CPU_HAS_PIO3
> +#define PIO_SCDR_DIV         0x3fff
> +#define CPU_HAS_PCR
> +#define CPU_HAS_H32MXDIV
> +
> +/* sama5d4 series chip id definitions */
> +#define ARCH_ID_SAMA5D4              0x8a5c07c0
> +#define ARCH_EXID_SAMA5D41   0x00000001
> +#define ARCH_EXID_SAMA5D42   0x00000002
> +#define ARCH_EXID_SAMA5D43   0x00000003
> +#define ARCH_EXID_SAMA5D44   0x00000004
> +
> +#define cpu_is_sama5d4()     (get_chip_id() == ARCH_ID_SAMA5D4)
> +#define cpu_is_sama5d41()    (cpu_is_sama5d4() && \
> +             (get_extension_chip_id() == ARCH_EXID_SAMA5D41))
> +#define cpu_is_sama5d42()    (cpu_is_sama5d4() && \
> +             (get_extension_chip_id() == ARCH_EXID_SAMA5D42))
> +#define cpu_is_sama5d43()    (cpu_is_sama5d4() && \
> +             (get_extension_chip_id() == ARCH_EXID_SAMA5D43))
> +#define cpu_is_sama5d44()    (cpu_is_sama5d4() && \
> +             (get_extension_chip_id() == ARCH_EXID_SAMA5D44))
> +
> +/*
> + * The clock of peripheral connect to H32MX is decided by H32MXDIV
> + * bit in MCKR, if this bit is set, the peripheral only work at half
> + * of MCK, the MCKR address is 0xf0018030, and H32MXDIV is bit 24.
> + */
> +#define H32MXDIV     (readl(ATMEL_BASE_PMC + AT91_PMC_MCKR) & 
> (AT91_PMC_MCKR_H32MXDIV))
> +
> +/*
> + * No PMECC Galois table in ROM
> + */
> +#define NO_GALOIS_TABLE_IN_ROM
> +
> +#ifndef __ASSEMBLY__
> +unsigned int get_chip_id(void);
> +unsigned int get_extension_chip_id(void);
> +unsigned int has_lcdc(void);
> +char *get_cpu_name(void);
> +#endif
> +
> +#endif
> diff --git a/board/atmel/sama5d4ek/Kconfig b/board/atmel/sama5d4ek/Kconfig
> new file mode 100644
> index 0000000..a889895
> --- /dev/null
> +++ b/board/atmel/sama5d4ek/Kconfig
> @@ -0,0 +1,18 @@
> +if TARGET_SAMA5D4EK
> +
> +config SYS_CPU
> +     default "armv7"
> +
> +config SYS_BOARD
> +     default "sama5d4ek"
> +
> +config SYS_VENDOR
> +     default "atmel"
> +
> +config SYS_SOC
> +     default "at91"
> +
> +config SYS_CONFIG_NAME
> +     default "sama5d4ek"
> +
> +endif
> diff --git a/board/atmel/sama5d4ek/MAINTAINERS 
> b/board/atmel/sama5d4ek/MAINTAINERS
> new file mode 100644
> index 0000000..afe88dd
> --- /dev/null
> +++ b/board/atmel/sama5d4ek/MAINTAINERS
> @@ -0,0 +1,8 @@
> +SAMA5D4EK BOARD
> +M:   Bo Shen <[email protected]>
> +S:   Maintained
> +F:   board/atmel/sama5d4ek/
> +F:   include/configs/sama5d4ek.h
> +F:   configs/sama5d4ek_mmc_defconfig
> +F:   configs/sama5d4ek_nandflash_defconfig
> +F:   configs/sama5d4ek_spiflash_defconfig
> diff --git a/board/atmel/sama5d4ek/Makefile b/board/atmel/sama5d4ek/Makefile
> new file mode 100644
> index 0000000..d91525c
> --- /dev/null
> +++ b/board/atmel/sama5d4ek/Makefile
> @@ -0,0 +1,15 @@
> +#
> +# (C) Copyright 2003-2008
> +# Wolfgang Denk, DENX Software Engineering, [email protected].
> +#
> +# (C) Copyright 2008
> +# Stelian Pop <[email protected]>
> +# Lead Tech Design <www.leadtechdesign.com>
> +#
> +# (C) Copyright 2014
> +# Bo Shen <[email protected]>
> +#
> +# SPDX-License-Identifier:   GPL-2.0+
> +#
> +
> +obj-y += sama5d4ek.o
> diff --git a/board/atmel/sama5d4ek/sama5d4ek.c 
> b/board/atmel/sama5d4ek/sama5d4ek.c
> new file mode 100644
> index 0000000..f8394f5
> --- /dev/null
> +++ b/board/atmel/sama5d4ek/sama5d4ek.c
> @@ -0,0 +1,317 @@
> +/*
> + * Copyright (C) 2014 Atmel
> + *                 Bo Shen <[email protected]>
> + *
> + * SPDX-License-Identifier:  GPL-2.0+
> + */
> +
> +#include <common.h>
> +#include <asm/io.h>
> +#include <asm/arch/at91_common.h>
> +#include <asm/arch/at91_pmc.h>
> +#include <asm/arch/at91_rstc.h>
> +#include <asm/arch/gpio.h>
> +#include <asm/arch/clk.h>
> +#include <asm/arch/sama5d3_smc.h>
> +#include <asm/arch/sama5d4.h>
> +#include <atmel_lcdc.h>
> +#include <atmel_mci.h>
> +#include <lcd.h>
> +#include <mmc.h>
> +#include <net.h>
> +#include <netdev.h>
> +#include <nand.h>
> +#include <spi.h>
> +
> +DECLARE_GLOBAL_DATA_PTR;
> +
> +#ifdef CONFIG_ATMEL_SPI
> +int spi_cs_is_valid(unsigned int bus, unsigned int cs)
> +{
> +     return bus == 0 && cs == 0;
> +}
> +
> +void spi_cs_activate(struct spi_slave *slave)
> +{
> +     at91_set_pio_output(AT91_PIO_PORTC, 3, 0);
> +}
> +
> +void spi_cs_deactivate(struct spi_slave *slave)
> +{
> +     at91_set_pio_output(AT91_PIO_PORTC, 3, 1);
> +}
> +
> +static void sama5d4ek_spi0_hw_init(void)
> +{
> +     at91_set_a_periph(AT91_PIO_PORTC, 0, 0);        /* SPI0_MISO */
> +     at91_set_a_periph(AT91_PIO_PORTC, 1, 0);        /* SPI0_MOSI */
> +     at91_set_a_periph(AT91_PIO_PORTC, 2, 0);        /* SPI0_SPCK */
> +
> +     at91_set_pio_output(AT91_PIO_PORTC, 3, 1);      /* SPI0_CS0 */
> +
> +     /* Enable clock */
> +     at91_periph_clk_enable(ATMEL_ID_SPI0);
> +}
> +#endif /* CONFIG_ATMEL_SPI */
> +
> +#ifdef CONFIG_NAND_ATMEL
> +static void sama5d4ek_nand_hw_init(void)
> +{
> +     struct at91_smc *smc = (struct at91_smc *)ATMEL_BASE_SMC;
> +
> +     at91_periph_clk_enable(ATMEL_ID_SMC);
> +
> +     /* Configure SMC CS3 for NAND */
> +     writel(AT91_SMC_SETUP_NWE(1) | AT91_SMC_SETUP_NCS_WR(1) |
> +            AT91_SMC_SETUP_NRD(1) | AT91_SMC_SETUP_NCS_RD(1),
> +            &smc->cs[3].setup);
> +     writel(AT91_SMC_PULSE_NWE(2) | AT91_SMC_PULSE_NCS_WR(3) |
> +            AT91_SMC_PULSE_NRD(2) | AT91_SMC_PULSE_NCS_RD(3),
> +            &smc->cs[3].pulse);
> +     writel(AT91_SMC_CYCLE_NWE(5) | AT91_SMC_CYCLE_NRD(5),
> +            &smc->cs[3].cycle);
> +     writel(AT91_SMC_TIMINGS_TCLR(2) | AT91_SMC_TIMINGS_TADL(7) |
> +            AT91_SMC_TIMINGS_TAR(2)  | AT91_SMC_TIMINGS_TRR(3)   |
> +            AT91_SMC_TIMINGS_TWB(7)  | AT91_SMC_TIMINGS_RBNSEL(3)|
> +            AT91_SMC_TIMINGS_NFSEL(1), &smc->cs[3].timings);
> +     writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE |
> +            AT91_SMC_MODE_EXNW_DISABLE |
> +            AT91_SMC_MODE_DBW_8 |
> +            AT91_SMC_MODE_TDF_CYCLE(3),
> +            &smc->cs[3].mode);
> +
> +     at91_set_a_periph(AT91_PIO_PORTC, 5, 0);        /* D0 */
> +     at91_set_a_periph(AT91_PIO_PORTC, 6, 0);        /* D1 */
> +     at91_set_a_periph(AT91_PIO_PORTC, 7, 0);        /* D2 */
> +     at91_set_a_periph(AT91_PIO_PORTC, 8, 0);        /* D3 */
> +     at91_set_a_periph(AT91_PIO_PORTC, 9, 0);        /* D4 */
> +     at91_set_a_periph(AT91_PIO_PORTC, 10, 0);       /* D5 */
> +     at91_set_a_periph(AT91_PIO_PORTC, 11, 0);       /* D6 */
> +     at91_set_a_periph(AT91_PIO_PORTC, 12, 0);       /* D7 */
> +     at91_set_a_periph(AT91_PIO_PORTC, 13, 0);       /* RE */
> +     at91_set_a_periph(AT91_PIO_PORTC, 14, 0);       /* WE */
> +     at91_set_a_periph(AT91_PIO_PORTC, 15, 1);       /* NCS */
> +     at91_set_a_periph(AT91_PIO_PORTC, 16, 1);       /* RDY */
> +     at91_set_a_periph(AT91_PIO_PORTC, 17, 1);       /* ALE */
> +     at91_set_a_periph(AT91_PIO_PORTC, 18, 1);       /* CLE */
> +}
> +#endif
> +
> +#ifdef CONFIG_CMD_USB
> +static void sama5d4ek_usb_hw_init(void)
> +{
> +     at91_set_pio_output(AT91_PIO_PORTE, 11, 0);
> +     at91_set_pio_output(AT91_PIO_PORTE, 12, 0);
> +     at91_set_pio_output(AT91_PIO_PORTE, 10, 0);
> +}
> +#endif
> +
> +#ifdef CONFIG_LCD
> +vidinfo_t panel_info = {
> +     .vl_col = 800,
> +     .vl_row = 480,
> +     .vl_clk = 33260000,
> +     .vl_sync = ATMEL_LCDC_INVLINE_NORMAL | ATMEL_LCDC_INVFRAME_NORMAL,
> +     .vl_bpix = LCD_BPP,
> +     .vl_tft = 1,
> +     .vl_hsync_len = 5,
> +     .vl_left_margin = 128,
> +     .vl_right_margin = 0,
> +     .vl_vsync_len = 5,
> +     .vl_upper_margin = 23,
> +     .vl_lower_margin = 22,
> +     .mmio = ATMEL_BASE_LCDC,
> +};
> +
> +/* No power up/down pin for the LCD pannel */
> +void lcd_enable(void)        { /* Empty! */ }
> +void lcd_disable(void)       { /* Empty! */ }
> +
> +unsigned int has_lcdc(void)
> +{
> +     return 1;
> +}
> +
> +static void sama5d4ek_lcd_hw_init(void)
> +{
> +     at91_set_a_periph(AT91_PIO_PORTA, 24, 0);       /* LCDPWM */
> +     at91_set_a_periph(AT91_PIO_PORTA, 25, 0);       /* LCDDISP */
> +     at91_set_a_periph(AT91_PIO_PORTA, 26, 0);       /* LCDVSYNC */
> +     at91_set_a_periph(AT91_PIO_PORTA, 27, 0);       /* LCDHSYNC */
> +     at91_set_a_periph(AT91_PIO_PORTA, 28, 0);       /* LCDDOTCK */
> +     at91_set_a_periph(AT91_PIO_PORTA, 29, 0);       /* LCDDEN */
> +
> +     at91_set_a_periph(AT91_PIO_PORTA,  2, 0);       /* LCDD2 */
> +     at91_set_a_periph(AT91_PIO_PORTA,  3, 0);       /* LCDD3 */
> +     at91_set_a_periph(AT91_PIO_PORTA,  4, 0);       /* LCDD4 */
> +     at91_set_a_periph(AT91_PIO_PORTA,  5, 0);       /* LCDD5 */
> +     at91_set_a_periph(AT91_PIO_PORTA,  6, 0);       /* LCDD6 */
> +     at91_set_a_periph(AT91_PIO_PORTA,  7, 0);       /* LCDD7 */
> +
> +     at91_set_a_periph(AT91_PIO_PORTA, 10, 0);       /* LCDD10 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 11, 0);       /* LCDD11 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 12, 0);       /* LCDD12 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 13, 0);       /* LCDD13 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 14, 0);       /* LCDD14 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 15, 0);       /* LCDD15 */
> +
> +     at91_set_a_periph(AT91_PIO_PORTA, 18, 0);       /* LCDD18 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 19, 0);       /* LCDD19 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 20, 0);       /* LCDD20 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 21, 0);       /* LCDD21 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 22, 0);       /* LCDD22 */
> +     at91_set_a_periph(AT91_PIO_PORTA, 23, 0);       /* LCDD23 */
> +
> +     /* Enable clock */
> +     at91_periph_clk_enable(ATMEL_ID_LCDC);
> +}
> +
> +#ifdef CONFIG_LCD_INFO
> +void lcd_show_board_info(void)
> +{
> +     ulong dram_size, nand_size;
> +     int i;
> +     char temp[32];
> +
> +     lcd_printf("2014 ATMEL Corp\n");
> +     lcd_printf("[email protected]\n");
> +     lcd_printf("%s CPU at %s MHz\n", get_cpu_name(),
> +                strmhz(temp, get_cpu_clk_rate()));
> +
> +     dram_size = 0;
> +     for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
> +             dram_size += gd->bd->bi_dram[i].size;
> +
> +     nand_size = 0;
> +#ifdef CONFIG_NAND_ATMEL
> +     for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
> +             nand_size += nand_info[i].size;
> +#endif
> +     lcd_printf("%ld MB SDRAM, %ld MB NAND\n",
> +                dram_size >> 20, nand_size >> 20);
> +}
> +#endif /* CONFIG_LCD_INFO */
> +
> +#endif /* CONFIG_LCD */
> +
> +#ifdef CONFIG_GENERIC_ATMEL_MCI
> +void sama5d4ek_mci1_hw_init(void)
> +{
> +     at91_set_c_periph(AT91_PIO_PORTE, 19, 1);       /* MCI1 CDA */
> +     at91_set_c_periph(AT91_PIO_PORTE, 20, 1);       /* MCI1 DA0 */
> +     at91_set_c_periph(AT91_PIO_PORTE, 21, 1);       /* MCI1 DA1 */
> +     at91_set_c_periph(AT91_PIO_PORTE, 22, 1);       /* MCI1 DA2 */
> +     at91_set_c_periph(AT91_PIO_PORTE, 23, 1);       /* MCI1 DA3 */
> +     at91_set_c_periph(AT91_PIO_PORTE, 18, 0);       /* MCI1 CLK */
> +
> +     /*
> +      * As the mci io internal pull down is too strong, so if the io needs
> +      * external pull up, the pull up resistor will be very small, if so
> +      * the power consumption will increase, so disable the interanl pull
> +      * down to save the power.
> +      */
> +     at91_set_pio_pulldown(AT91_PIO_PORTE, 18, 0);
> +     at91_set_pio_pulldown(AT91_PIO_PORTE, 19, 0);
> +     at91_set_pio_pulldown(AT91_PIO_PORTE, 20, 0);
> +     at91_set_pio_pulldown(AT91_PIO_PORTE, 21, 0);
> +     at91_set_pio_pulldown(AT91_PIO_PORTE, 22, 0);
> +     at91_set_pio_pulldown(AT91_PIO_PORTE, 23, 0);
> +
> +     /* Enable clock */
> +     at91_periph_clk_enable(ATMEL_ID_MCI1);
> +}
> +
> +int board_mmc_init(bd_t *bis)
> +{
> +     /* Enable power for MCI1 interface */
> +     at91_set_pio_output(AT91_PIO_PORTE, 15, 0);
> +
> +     return atmel_mci_init((void *)ATMEL_BASE_MCI1);
> +}
> +#endif /* CONFIG_GENERIC_ATMEL_MCI */
> +
> +#ifdef CONFIG_MACB
> +void sama5d4ek_macb0_hw_init(void)
> +{
> +     at91_set_a_periph(AT91_PIO_PORTB, 0, 0);        /* ETXCK_EREFCK */
> +     at91_set_a_periph(AT91_PIO_PORTB, 6, 0);        /* ERXDV */
> +     at91_set_a_periph(AT91_PIO_PORTB, 8, 0);        /* ERX0 */
> +     at91_set_a_periph(AT91_PIO_PORTB, 9, 0);        /* ERX1 */
> +     at91_set_a_periph(AT91_PIO_PORTB, 7, 0);        /* ERXER */
> +     at91_set_a_periph(AT91_PIO_PORTB, 2, 0);        /* ETXEN */
> +     at91_set_a_periph(AT91_PIO_PORTB, 12, 0);       /* ETX0 */
> +     at91_set_a_periph(AT91_PIO_PORTB, 13, 0);       /* ETX1 */
> +     at91_set_a_periph(AT91_PIO_PORTB, 17, 0);       /* EMDIO */
> +     at91_set_a_periph(AT91_PIO_PORTB, 16, 0);       /* EMDC */
> +
> +     /* Enable clock */
> +     at91_periph_clk_enable(ATMEL_ID_GMAC0);
> +}
> +#endif
> +
> +static void sama5d4ek_serial3_hw_init(void)
> +{
> +     at91_set_b_periph(AT91_PIO_PORTE, 17, 1);       /* TXD3 */
> +     at91_set_b_periph(AT91_PIO_PORTE, 16, 0);       /* RXD3 */
> +
> +     /* Enable clock */
> +     at91_periph_clk_enable(ATMEL_ID_USART3);
> +}
> +
> +int board_early_init_f(void)
> +{
> +     at91_periph_clk_enable(ATMEL_ID_PIOA);
> +     at91_periph_clk_enable(ATMEL_ID_PIOB);
> +     at91_periph_clk_enable(ATMEL_ID_PIOC);
> +     at91_periph_clk_enable(ATMEL_ID_PIOD);
> +     at91_periph_clk_enable(ATMEL_ID_PIOE);
> +
> +     sama5d4ek_serial3_hw_init();
> +
> +     return 0;
> +}
> +
> +int board_init(void)
> +{
> +     /* adress of boot parameters */
> +     gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
> +
> +#ifdef CONFIG_ATMEL_SPI
> +     sama5d4ek_spi0_hw_init();
> +#endif
> +#ifdef CONFIG_NAND_ATMEL
> +     sama5d4ek_nand_hw_init();
> +#endif
> +#ifdef CONFIG_GENERIC_ATMEL_MCI
> +     sama5d4ek_mci1_hw_init();
> +#endif
> +#ifdef CONFIG_MACB
> +     sama5d4ek_macb0_hw_init();
> +#endif
> +#ifdef CONFIG_LCD
> +     sama5d4ek_lcd_hw_init();
> +#endif
> +#ifdef CONFIG_CMD_USB
> +     sama5d4ek_usb_hw_init();
> +#endif
> +
> +     return 0;
> +}
> +
> +int dram_init(void)
> +{
> +     gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
> +                                 CONFIG_SYS_SDRAM_SIZE);
> +     return 0;
> +}
> +
> +int board_eth_init(bd_t *bis)
> +{
> +     int rc = 0;
> +
> +#ifdef CONFIG_MACB
> +     rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC0, 0x00);
> +#endif
> +
> +     return rc;
> +}
> diff --git a/configs/sama5d4ek_mmc_defconfig b/configs/sama5d4ek_mmc_defconfig
> new file mode 100644
> index 0000000..16a5ed7
> --- /dev/null
> +++ b/configs/sama5d4ek_mmc_defconfig
> @@ -0,0 +1,3 @@
> +CONFIG_SYS_EXTRA_OPTIONS="SAMA5D4,SYS_USE_MMC"
> ++S:CONFIG_ARM=y
> ++S:CONFIG_TARGET_SAMA5D4EK=y
> diff --git a/configs/sama5d4ek_nandflash_defconfig 
> b/configs/sama5d4ek_nandflash_defconfig
> new file mode 100644
> index 0000000..8b7fbc3
> --- /dev/null
> +++ b/configs/sama5d4ek_nandflash_defconfig
> @@ -0,0 +1,3 @@
> +CONFIG_SYS_EXTRA_OPTIONS="SAMA5D4,SYS_USE_NANDFLASH"
> ++S:CONFIG_ARM=y
> ++S:CONFIG_TARGET_SAMA5D4EK=y
> diff --git a/configs/sama5d4ek_spiflash_defconfig 
> b/configs/sama5d4ek_spiflash_defconfig
> new file mode 100644
> index 0000000..63e9b6c
> --- /dev/null
> +++ b/configs/sama5d4ek_spiflash_defconfig
> @@ -0,0 +1,3 @@
> +CONFIG_SYS_EXTRA_OPTIONS="SAMA5D4,SYS_USE_SERIALFLASH"
> ++S:CONFIG_ARM=y
> ++S:CONFIG_TARGET_SAMA5D4EK=y
> diff --git a/include/configs/sama5d4ek.h b/include/configs/sama5d4ek.h
> new file mode 100644
> index 0000000..d50897e
> --- /dev/null
> +++ b/include/configs/sama5d4ek.h
> @@ -0,0 +1,215 @@
> +/*
> + * Configuration settings for the SAMA5D4EK board.
> + *
> + * Copyright (C) 2014 Atmel
> + *                 Bo Shen <[email protected]>
> + *
> + * SPDX-License-Identifier:  GPL-2.0+
> + */
> +
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +#include <asm/hardware.h>
> +
> +#define CONFIG_SYS_TEXT_BASE         0x26f00000
> +
> +/* ARM asynchronous clock */
> +#define CONFIG_SYS_AT91_SLOW_CLOCK      32768
> +#define CONFIG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
> +#define CONFIG_SYS_HZ                        1000
> +
> +#define CONFIG_ARCH_CPU_INIT
> +
> +#define CONFIG_SKIP_LOWLEVEL_INIT
> +#define CONFIG_BOARD_EARLY_INIT_F
> +#define CONFIG_DISPLAY_CPUINFO
> +
> +#define CONFIG_CMD_BOOTZ
> +#define CONFIG_OF_LIBFDT             /* Device Tree support */
> +
> +#define CONFIG_SYS_GENERIC_BOARD
> +
> +/* general purpose I/O */
> +#define CONFIG_AT91_GPIO
> +
> +/* serial console */
> +#define CONFIG_ATMEL_USART
> +#define CONFIG_USART_BASE            ATMEL_BASE_USART3
> +#define      CONFIG_USART_ID                 ATMEL_ID_USART3
> +
> +#define CONFIG_BOOTDELAY             3
> +
> +/*
> + * BOOTP options
> + */
> +#define CONFIG_BOOTP_BOOTFILESIZE
> +#define CONFIG_BOOTP_BOOTPATH
> +#define CONFIG_BOOTP_GATEWAY
> +#define CONFIG_BOOTP_HOSTNAME
> +
> +/* No NOR flash */
> +#define CONFIG_SYS_NO_FLASH
> +
> +/*
> + * Command line configuration.
> + */
> +#include <config_cmd_default.h>
> +#undef CONFIG_CMD_FPGA
> +#undef CONFIG_CMD_IMI
> +#undef CONFIG_CMD_LOADS
> +#define CONFIG_CMD_PING
> +#define CONFIG_CMD_DHCP
> +#define CONFIG_CMD_SETEXPR
> +
> +/* SDRAM */
> +#define CONFIG_NR_DRAM_BANKS         1
> +#define CONFIG_SYS_SDRAM_BASE           ATMEL_BASE_DDRCS
> +#define CONFIG_SYS_SDRAM_SIZE                0x20000000
> +
> +#define CONFIG_SYS_INIT_SP_ADDR \
> +     (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
> +
> +#define CONFIG_SYS_LOAD_ADDR         0x22000000 /* load address */
> +
> +/* SerialFlash */
> +#define CONFIG_CMD_SF
> +
> +#ifdef CONFIG_CMD_SF
> +#define CONFIG_ATMEL_SPI
> +#define CONFIG_ATMEL_SPI0
> +#define CONFIG_SPI_FLASH
> +#define CONFIG_SPI_FLASH_ATMEL
> +#define CONFIG_SF_DEFAULT_BUS                0
> +#define CONFIG_SF_DEFAULT_CS         0
> +#define CONFIG_SF_DEFAULT_SPEED              30000000
> +#endif
> +
> +/* NAND flash */
> +#define CONFIG_CMD_NAND
> +
> +#ifdef CONFIG_CMD_NAND
> +#define CONFIG_NAND_ATMEL
> +#define CONFIG_SYS_MAX_NAND_DEVICE   1
> +#define CONFIG_SYS_NAND_BASE         ATMEL_BASE_CS3
> +/* 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_ONFI_DETECTION
> +/* PMECC & PMERRLOC */
> +#define CONFIG_ATMEL_NAND_HWECC
> +#define CONFIG_ATMEL_NAND_HW_PMECC
> +#endif
> +
> +/* MMC */
> +#define CONFIG_CMD_MMC
> +
> +#ifdef CONFIG_CMD_MMC
> +#define CONFIG_MMC
> +#define CONFIG_GENERIC_MMC
> +#define CONFIG_GENERIC_ATMEL_MCI
> +#define ATMEL_BASE_MMCI                      ATMEL_BASE_MCI1
> +#endif
> +
> +/* USB */
> +#define CONFIG_CMD_USB
> +
> +#ifdef CONFIG_CMD_USB
> +#define CONFIG_USB_EHCI
> +#define CONFIG_USB_EHCI_ATMEL
> +#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS   3
> +#define CONFIG_USB_STORAGE
> +#endif
> +
> +#if defined(CONFIG_CMD_USB) || defined(CONFIG_CMD_MMC)
> +#define CONFIG_CMD_FAT
> +#define CONFIG_DOS_PARTITION
> +#endif
> +
> +/* Ethernet Hardware */
> +#define CONFIG_MACB
> +#define CONFIG_RMII
> +#define CONFIG_NET_RETRY_COUNT               20
> +#define CONFIG_MACB_SEARCH_PHY
> +
> +/* LCD */
> +#define CONFIG_LCD
> +#define LCD_BPP                              LCD_COLOR16
> +#define LCD_OUTPUT_BPP                  18
> +#define CONFIG_LCD_LOGO
> +#define CONFIG_LCD_INFO
> +#define CONFIG_LCD_INFO_BELOW_LOGO
> +#define CONFIG_SYS_WHITE_ON_BLACK
> +#define CONFIG_ATMEL_HLCD
> +#define CONFIG_ATMEL_LCD_RGB565
> +#define CONFIG_SYS_CONSOLE_IS_IN_ENV
> +
> +#ifdef CONFIG_SYS_USE_SERIALFLASH
> +/* bootstrap + u-boot + env + linux in serial flash */
> +#define CONFIG_ENV_IS_IN_SPI_FLASH
> +#define CONFIG_ENV_SPI_BUS   CONFIG_SF_DEFAULT_BUS
> +#define CONFIG_ENV_SPI_CS    CONFIG_SF_DEFAULT_CS
> +#define CONFIG_ENV_OFFSET       0x10000
> +#define CONFIG_ENV_SIZE         0x10000
> +#define CONFIG_ENV_SECT_SIZE    0x1000
> +#define CONFIG_BOOTCOMMAND      "sf probe 0; " \
> +                             "sf read 0x21000000 0xa0000 0x60000; " \
> +                             "sf read 0x22000000 0x100000 0x300000; " \
> +                             "bootz 0x22000000 - 0x21000000"
> +#elif CONFIG_SYS_USE_NANDFLASH
> +/* bootstrap + u-boot + env in nandflash */
> +#define CONFIG_ENV_IS_IN_NAND
> +#define CONFIG_ENV_OFFSET            0xc0000
> +#define CONFIG_ENV_OFFSET_REDUND     0x100000
> +#define CONFIG_ENV_SIZE                      0x20000
> +#define CONFIG_BOOTCOMMAND   "nand read 0x21000000 0x180000 0x80000;" \
> +                             "nand read 0x22000000 0x200000 0x600000;" \
> +                             "bootz 0x22000000 - 0x21000000"
> +#elif CONFIG_SYS_USE_MMC
> +/* bootstrap + u-boot + env in sd card */
> +#define CONFIG_ENV_IS_IN_FAT
> +#define CONFIG_FAT_WRITE
> +#define FAT_ENV_INTERFACE    "mmc"
> +/*
> + * We don't specify the part number, if device 0 has partition table, it 
> means
> + * the first partition; it no partition table, then take whole device as a
> + * FAT file system.
> + */
> +#define FAT_ENV_DEVICE_AND_PART      "0"
> +#define FAT_ENV_FILE         "uboot.env"
> +#define CONFIG_ENV_SIZE              0x4000
> +#define CONFIG_BOOTCOMMAND   "fatload mmc 0:1 0x21000000 sama5d4ek.dtb; " \
> +                             "fatload mmc 0:1 0x22000000 zImage; " \
> +                             "bootz 0x22000000 - 0x21000000"
> +#endif
> +
> +#ifdef CONFIG_SYS_USE_MMC
> +#define CONFIG_BOOTARGS                                                      
> \
> +     "console=ttyS0,115200 earlyprintk "                             \
> +     "root=/dev/mmcblk0p2 rw rootwait"
> +#else
> +#define CONFIG_BOOTARGS                                                      
> \
> +     "console=ttyS0,115200 earlyprintk "                             \
> +     "mtdparts=atmel_nand:256k(bootstrap)ro,512k(uboot)ro,"          \
> +     "256K(env),256k(evn_redundent),256k(spare),"                    \
> +     "512k(dtb),6M(kernel)ro,-(rootfs) "                             \
> +     "rootfstype=ubifs ubi.mtd=7 root=ubi0:rootfs"
> +#endif
> +
> +#define CONFIG_BAUDRATE                      115200
> +
> +#define CONFIG_SYS_PROMPT            "U-Boot> "
> +#define CONFIG_SYS_CBSIZE            256
> +#define CONFIG_SYS_MAXARGS           16
> +#define CONFIG_SYS_PBSIZE            (CONFIG_SYS_CBSIZE + \
> +                                     sizeof(CONFIG_SYS_PROMPT) + 16)
> +#define CONFIG_SYS_LONGHELP
> +#define CONFIG_CMDLINE_EDITING
> +#define CONFIG_AUTO_COMPLETE
> +#define CONFIG_SYS_HUSH_PARSER
> +
> +/* Size of malloc() pool */
> +#define CONFIG_SYS_MALLOC_LEN                (4 * 1024 * 1024)
> +
> +#endif
> 
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