[U-Boot] arm: at91: Add support for DENX MA5D4 SoM and EVK
Andreas Bießmann
andreas.devel at googlemail.com
Wed Feb 17 00:18:00 CET 2016
On Thu, Feb 11, 2016 at 02:13:38PM +0100, Marek Vasut wrote:
> Add support for DENX MA5D4 SoM and MA5D4EVK board, based on the
> Atmel SAMA5D4 SoC. The SoM contains the SoC, eMMC, SPI NOR, SPI
> CAN controllers and DRAM, the baseboard contains UART connectors,
> ethernet port, microSD slot, LCD header, 2x CAN connector and a
> lot of expansion headers.
>
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Andreas Bießmann <andreas.devel at googlemail.com>
> Reviewed-by: Heiko Schocher <hs at denx.de>
Reviewed-by: Andreas Bießmann <andreas.devel at googlemail.com>
> ---
> V2: Remove the BDI commands, that was just a development remnant
> ---
> arch/arm/mach-at91/Kconfig | 6 +
> board/denx/ma5d4evk/Kconfig | 12 ++
> board/denx/ma5d4evk/MAINTAINERS | 6 +
> board/denx/ma5d4evk/Makefile | 7 +
> board/denx/ma5d4evk/ma5d4evk.c | 412 ++++++++++++++++++++++++++++++++++++++++
> configs/ma5d4evk_defconfig | 11 ++
> include/configs/ma5d4evk.h | 255 +++++++++++++++++++++++++
> 7 files changed, 709 insertions(+)
> create mode 100644 board/denx/ma5d4evk/Kconfig
> create mode 100644 board/denx/ma5d4evk/MAINTAINERS
> create mode 100644 board/denx/ma5d4evk/Makefile
> create mode 100644 board/denx/ma5d4evk/ma5d4evk.c
> create mode 100644 configs/ma5d4evk_defconfig
> create mode 100644 include/configs/ma5d4evk.h
>
> diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
> index 9426302b..88ccf23 100644
> --- a/arch/arm/mach-at91/Kconfig
> +++ b/arch/arm/mach-at91/Kconfig
> @@ -96,6 +96,11 @@ config TARGET_SAMA5D4EK
> select CPU_V7
> select SUPPORT_SPL
>
> +config TARGET_MA5D4EVK
> + bool "DENX MA5D4EVK Evaluation Kit"
> + select CPU_V7
> + select SUPPORT_SPL
> +
> config TARGET_MEESC
> bool "Support meesc"
> select CPU_ARM926EJS
> @@ -135,6 +140,7 @@ source "board/atmel/sama5d4_xplained/Kconfig"
> source "board/atmel/sama5d4ek/Kconfig"
> source "board/bluewater/snapper9260/Kconfig"
> source "board/calao/usb_a9263/Kconfig"
> +source "board/denx/ma5d4evk/Kconfig"
> source "board/egnite/ethernut5/Kconfig"
> source "board/esd/meesc/Kconfig"
> source "board/mini-box/picosam9g45/Kconfig"
> diff --git a/board/denx/ma5d4evk/Kconfig b/board/denx/ma5d4evk/Kconfig
> new file mode 100644
> index 0000000..b4ef106
> --- /dev/null
> +++ b/board/denx/ma5d4evk/Kconfig
> @@ -0,0 +1,12 @@
> +if TARGET_MA5D4EVK
> +
> +config SYS_BOARD
> + default "ma5d4evk"
> +
> +config SYS_VENDOR
> + default "denx"
> +
> +config SYS_CONFIG_NAME
> + default "ma5d4evk"
> +
> +endif
> diff --git a/board/denx/ma5d4evk/MAINTAINERS b/board/denx/ma5d4evk/MAINTAINERS
> new file mode 100644
> index 0000000..bb25a9c
> --- /dev/null
> +++ b/board/denx/ma5d4evk/MAINTAINERS
> @@ -0,0 +1,6 @@
> +DENX MA5D4EVK BOARD
> +M: Marek Vasut <marek.vasut at gmail.com>
> +S: Maintained
> +F: board/denx/ma5d4evk/
> +F: include/configs/ma5d4evk.h
> +F: configs/ma5d4evk_defconfig
> diff --git a/board/denx/ma5d4evk/Makefile b/board/denx/ma5d4evk/Makefile
> new file mode 100644
> index 0000000..b12b5dc
> --- /dev/null
> +++ b/board/denx/ma5d4evk/Makefile
> @@ -0,0 +1,7 @@
> +#
> +# Copyright (C) 2015 Marek Vasut <marex at denx.de>
> +#
> +# SPDX-License-Identifier: GPL-2.0+
> +#
> +
> +obj-y += ma5d4evk.o
> diff --git a/board/denx/ma5d4evk/ma5d4evk.c b/board/denx/ma5d4evk/ma5d4evk.c
> new file mode 100644
> index 0000000..ec0fa28
> --- /dev/null
> +++ b/board/denx/ma5d4evk/ma5d4evk.c
> @@ -0,0 +1,412 @@
> +/*
> + * Copyright (C) 2015 Marek Vasut <marex at denx.de>
> + *
> + * 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/atmel_mpddrc.h>
> +#include <asm/arch/atmel_usba_udc.h>
> +#include <asm/arch/gpio.h>
> +#include <asm/arch/clk.h>
> +#include <asm/arch/sama5d3_smc.h>
> +#include <asm/arch/sama5d4.h>
> +#include <atmel_hlcdc.h>
> +#include <atmel_mci.h>
> +#include <lcd.h>
> +#include <mmc.h>
> +#include <net.h>
> +#include <netdev.h>
> +#include <spi.h>
> +#include <version.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 ma5d4evk_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_CMD_USB
> +static void ma5d4evk_usb_hw_init(void)
> +{
> + at91_set_pio_output(AT91_PIO_PORTE, 11, 0);
> + at91_set_pio_output(AT91_PIO_PORTE, 14, 0);
> +}
> +#endif
> +
> +#ifdef CONFIG_LCD
> +vidinfo_t panel_info = {
> + .vl_col = 800,
> + .vl_row = 480,
> + .vl_clk = 33500000,
> + .vl_bpix = LCD_BPP,
> + .vl_tft = 1,
> + .vl_hsync_len = 10,
> + .vl_left_margin = 89,
> + .vl_right_margin = 164,
> + .vl_vsync_len = 10,
> + .vl_upper_margin = 23,
> + .vl_lower_margin = 10,
> + .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 ma5d4evk_lcd_hw_init(void)
> +{
> + at91_set_a_periph(AT91_PIO_PORTA, 24, 1); /* 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, 1); /* LCDDEN */
> +
> + at91_set_a_periph(AT91_PIO_PORTA, 0, 0); /* LCDD0 */
> + at91_set_a_periph(AT91_PIO_PORTA, 1, 0); /* LCDD1 */
> + 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, 8, 0); /* LCDD9 */
> + at91_set_a_periph(AT91_PIO_PORTA, 9, 0); /* LCDD8 */
> + 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, 16, 0); /* LCDD16 */
> + at91_set_a_periph(AT91_PIO_PORTA, 17, 0); /* LCDD17 */
> + 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);
> +}
> +
> +#endif /* CONFIG_LCD */
> +
> +#ifdef CONFIG_GENERIC_ATMEL_MCI
> +/* On-SoM eMMC */
> +void ma5d4evk_mci0_hw_init(void)
> +{
> + at91_set_b_periph(AT91_PIO_PORTC, 5, 1); /* MCI1 CDA */
> + at91_set_b_periph(AT91_PIO_PORTC, 6, 1); /* MCI1 DA0 */
> + at91_set_b_periph(AT91_PIO_PORTC, 7, 1); /* MCI1 DA1 */
> + at91_set_b_periph(AT91_PIO_PORTC, 8, 1); /* MCI1 DA2 */
> + at91_set_b_periph(AT91_PIO_PORTC, 9, 1); /* MCI1 DA3 */
> + at91_set_b_periph(AT91_PIO_PORTC, 10, 1); /* MCI1 DA4 */
> + at91_set_b_periph(AT91_PIO_PORTC, 11, 1); /* MCI1 DA5 */
> + at91_set_b_periph(AT91_PIO_PORTC, 12, 1); /* MCI1 DA6 */
> + at91_set_b_periph(AT91_PIO_PORTC, 13, 1); /* MCI1 DA7 */
> + at91_set_b_periph(AT91_PIO_PORTC, 4, 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 internal pull
> + * down to save the power.
> + */
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 5, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 6, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 7, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 8, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 9, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 10, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 11, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 12, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 13, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTC, 4, 0);
> +
> + /* Enable clock */
> + at91_periph_clk_enable(ATMEL_ID_MCI0);
> +}
> +
> +/* On-board MicroSD slot */
> +void ma5d4evk_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 internal 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);
> +
> + /* Deal with WP pin on the microSD slot. */
> + at91_set_pio_output(AT91_PIO_PORTE, 16, 0);
> + at91_set_pio_pulldown(AT91_PIO_PORTE, 16, 1);
> +
> + /* Enable clock */
> + at91_periph_clk_enable(ATMEL_ID_MCI1);
> +}
> +
> +int board_mmc_init(bd_t *bis)
> +{
> + int ret;
> +
> + /* De-assert reset on On-SoM eMMC */
> + at91_set_pio_output(AT91_PIO_PORTE, 15, 1);
> + at91_set_pio_pulldown(AT91_PIO_PORTE, 15, 0);
> +
> + ret = atmel_mci_init((void *)ATMEL_BASE_MCI0);
> + if (ret) /* eMMC init failed, skip it. */
> + at91_set_pio_output(AT91_PIO_PORTE, 15, 0);
> +
> + /* Enable the power supply to On-board MicroSD */
> + at91_set_pio_output(AT91_PIO_PORTE, 17, 0);
> +
> + ret = atmel_mci_init((void *)ATMEL_BASE_MCI1);
> + if (ret) /* uSD init failed, power it down. */
> + at91_set_pio_output(AT91_PIO_PORTE, 17, 1);
> +
> + return 0;
> +}
> +#endif /* CONFIG_GENERIC_ATMEL_MCI */
> +
> +#ifdef CONFIG_MACB
> +void ma5d4evk_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 ma5d4evk_serial_hw_init(void)
> +{
> + /* USART0 */
> + at91_set_a_periph(AT91_PIO_PORTD, 13, 1); /* TXD */
> + at91_set_a_periph(AT91_PIO_PORTD, 12, 0); /* RXD */
> + at91_set_a_periph(AT91_PIO_PORTD, 11, 0); /* RTS */
> + at91_set_a_periph(AT91_PIO_PORTD, 10, 0); /* CTS */
> + at91_periph_clk_enable(ATMEL_ID_USART0);
> +
> + /* USART1 */
> + at91_set_a_periph(AT91_PIO_PORTD, 17, 1); /* TXD */
> + at91_set_a_periph(AT91_PIO_PORTD, 16, 0); /* RXD */
> + at91_set_a_periph(AT91_PIO_PORTD, 15, 0); /* RTS */
> + at91_set_a_periph(AT91_PIO_PORTD, 14, 0); /* CTS */
> + at91_periph_clk_enable(ATMEL_ID_USART1);
> +}
> +
> +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);
> +
> + /* Configure LEDs as OFF */
> + at91_set_pio_output(AT91_PIO_PORTD, 28, 0);
> + at91_set_pio_output(AT91_PIO_PORTD, 29, 0);
> + at91_set_pio_output(AT91_PIO_PORTD, 30, 0);
> +
> + /* Reset CAN controllers */
> + at91_set_pio_output(AT91_PIO_PORTB, 21, 0);
> + udelay(100);
> + at91_set_pio_output(AT91_PIO_PORTB, 21, 1);
> + at91_set_pio_pulldown(AT91_PIO_PORTB, 21, 0);
> +
> + ma5d4evk_serial_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
> + ma5d4evk_spi0_hw_init();
> +#endif
> +#ifdef CONFIG_GENERIC_ATMEL_MCI
> + ma5d4evk_mci0_hw_init();
> + ma5d4evk_mci1_hw_init();
> +#endif
> +#ifdef CONFIG_MACB
> + ma5d4evk_macb0_hw_init();
> +#endif
> +#ifdef CONFIG_LCD
> + ma5d4evk_lcd_hw_init();
> +#endif
> +#ifdef CONFIG_CMD_USB
> + ma5d4evk_usb_hw_init();
> +#endif
> +#ifdef CONFIG_USB_GADGET_ATMEL_USBA
> + at91_udp_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
> +
> +#ifdef CONFIG_USB_GADGET_ATMEL_USBA
> + usba_udc_probe(&pdata);
> +#ifdef CONFIG_USB_ETH_RNDIS
> + usb_eth_initialize(bis);
> +#endif
> +#endif
> +
> + return rc;
> +}
> +
> +/* SPL */
> +#ifdef CONFIG_SPL_BUILD
> +void spl_board_init(void)
> +{
> + ma5d4evk_spi0_hw_init();
> +}
> +
> +static void ddr2_conf(struct atmel_mpddrc_config *ddr2)
> +{
> + ddr2->md = (ATMEL_MPDDRC_MD_DBW_32_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM);
> +
> + ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 |
> + ATMEL_MPDDRC_CR_NR_ROW_13 |
> + ATMEL_MPDDRC_CR_CAS_DDR_CAS3 |
> + ATMEL_MPDDRC_CR_NB_8BANKS |
> + ATMEL_MPDDRC_CR_NDQS_DISABLED |
> + ATMEL_MPDDRC_CR_DECOD_INTERLEAVED |
> + ATMEL_MPDDRC_CR_UNAL_SUPPORTED);
> +
> + ddr2->rtr = 0x2b0;
> +
> + ddr2->tpr0 = (8 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET |
> + 3 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET |
> + 3 << ATMEL_MPDDRC_TPR0_TWR_OFFSET |
> + 10 << ATMEL_MPDDRC_TPR0_TRC_OFFSET |
> + 3 << ATMEL_MPDDRC_TPR0_TRP_OFFSET |
> + 2 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET |
> + 2 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET |
> + 2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET);
> +
> + ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET |
> + 200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET |
> + 25 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET |
> + 23 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET);
> +
> + ddr2->tpr2 = (7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET |
> + 2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET |
> + 3 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET |
> + 2 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET |
> + 8 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET);
> +}
> +
> +void mem_init(void)
> +{
> + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
> + struct atmel_mpddrc_config ddr2;
> +
> + ddr2_conf(&ddr2);
> +
> + /* enable MPDDR clock */
> + at91_periph_clk_enable(ATMEL_ID_MPDDRC);
> + writel(AT91_PMC_DDR, &pmc->scer);
> +
> + /* DDRAM2 Controller initialize */
> + ddr2_init(ATMEL_BASE_MPDDRC, ATMEL_BASE_DDRCS, &ddr2);
> +}
> +
> +void at91_pmc_init(void)
> +{
> + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC;
> + u32 tmp;
> +
> + tmp = AT91_PMC_PLLAR_29 |
> + AT91_PMC_PLLXR_PLLCOUNT(0x3f) |
> + AT91_PMC_PLLXR_MUL(87) |
> + AT91_PMC_PLLXR_DIV(1);
> + at91_plla_init(tmp);
> +
> + writel(0x0 << 8, &pmc->pllicpr);
> +
> + tmp = AT91_PMC_MCKR_H32MXDIV |
> + AT91_PMC_MCKR_PLLADIV_2 |
> + AT91_PMC_MCKR_MDIV_3 |
> + AT91_PMC_MCKR_CSS_PLLA;
> + at91_mck_init(tmp);
> +}
> +#endif
> diff --git a/configs/ma5d4evk_defconfig b/configs/ma5d4evk_defconfig
> new file mode 100644
> index 0000000..88102d9
> --- /dev/null
> +++ b/configs/ma5d4evk_defconfig
> @@ -0,0 +1,11 @@
> +CONFIG_ARM=y
> +CONFIG_ARCH_AT91=y
> +CONFIG_TARGET_MA5D4EVK=y
> +CONFIG_SPL=y
> +CONFIG_SYS_EXTRA_OPTIONS="SAMA5D4"
> +# CONFIG_CMD_IMI is not set
> +# CONFIG_CMD_IMLS is not set
> +# CONFIG_CMD_LOADS is not set
> +# CONFIG_CMD_FLASH is not set
> +# CONFIG_CMD_FPGA is not set
> +CONFIG_SPI_FLASH=y
> diff --git a/include/configs/ma5d4evk.h b/include/configs/ma5d4evk.h
> new file mode 100644
> index 0000000..f0d5e9d
> --- /dev/null
> +++ b/include/configs/ma5d4evk.h
> @@ -0,0 +1,255 @@
> +/*
> + * DENX MA5D4 configuration
> + * Copyright (C) 2015 Marek Vasut <marex at denx.de>
> + *
> + * SPDX-License-Identifier: GPL-2.0+
> + */
> +
> +#ifndef __MA5D4EVK_CONFIG_H__
> +#define __MA5D4EVK_CONFIG_H__
> +
> +#define CONFIG_SYS_NO_FLASH
> +
> +#define CONFIG_FIT
> +
> +#define CONFIG_TIMESTAMP /* Print image info with timestamp */
> +
> +#include "at91-sama5_common.h"
> +#undef CONFIG_BOOTARGS
> +#define CONFIG_SYS_USE_SERIALFLASH 1
> +
> +/*
> + * U-Boot Commands
> + */
> +#define CONFIG_DOS_PARTITION
> +#define CONFIG_FAT_WRITE
> +/*#define CONFIG_LCD*/
> +
> +#define CONFIG_CMD_ASKENV
> +#define CONFIG_CMD_CACHE
> +#define CONFIG_CMD_DHCP
> +#define CONFIG_CMD_EXT4
> +#define CONFIG_CMD_EXT4_WRITE
> +#define CONFIG_CMD_FAT
> +#define CONFIG_CMD_FS_GENERIC
> +#define CONFIG_CMD_GREPENV
> +#define CONFIG_CMD_MII
> +#define CONFIG_CMD_MMC
> +#define CONFIG_CMD_PING
> +#define CONFIG_CMD_SF
> +#define CONFIG_CMD_USB
> +
> +/*
> + * Memory configurations
> + */
> +#define CONFIG_NR_DRAM_BANKS 1
> +#define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_DDRCS
> +#define CONFIG_SYS_SDRAM_SIZE 0x10000000
> +
> +#ifdef CONFIG_SPL_BUILD
> +#define CONFIG_SYS_INIT_SP_ADDR 0x210000
> +#else
> +#define CONFIG_SYS_INIT_SP_ADDR \
> + (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE)
> +#endif
> +
> +/*
> + * Environment
> + */
> +#define CONFIG_ENV_IS_IN_SPI_FLASH
> +#define CONFIG_SYS_REDUNDAND_ENVIRONMENT
> +#define CONFIG_ENV_OFFSET 0x8000
> +#define CONFIG_ENV_SIZE 0x4000
> +#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
> +#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
> +#define CONFIG_ENV_SECT_SIZE 0x1000
> +
> +/*
> + * U-Boot general configurations
> + */
> +#define CONFIG_VERSION_VARIABLE /* U-BOOT version */
> +
> +/*
> + * Serial Driver
> + */
> +#define CONFIG_ATMEL_USART
> +#define CONFIG_USART_BASE ATMEL_BASE_USART0
> +#define CONFIG_USART_ID ATMEL_ID_USART0
> +
> +/*
> + * Ethernet
> + */
> +#ifdef CONFIG_CMD_NET
> +#define CONFIG_MACB
> +#define CONFIG_RMII
> +#define CONFIG_NET_RETRY_COUNT 20
> +#define CONFIG_MACB_SEARCH_PHY
> +#define CONFIG_ARP_TIMEOUT 200UL
> +#define CONFIG_IP_DEFRAG
> +#endif
> +
> +/*
> + * LCD
> + */
> +#ifdef CONFIG_LCD
> +#define CONFIG_CMD_BMP
> +#define CONFIG_BMP_16BPP
> +#define CONFIG_BMP_24BPP
> +#define CONFIG_BMP_32BPP
> +#define LCD_BPP LCD_COLOR16
> +#define LCD_OUTPUT_BPP 24
> +#define CONFIG_ATMEL_HLCD
> +#define CONFIG_SYS_CONSOLE_IS_IN_ENV
> +#endif
> +
> +/*
> + * SD/MMC
> + */
> +#ifdef CONFIG_CMD_MMC
> +#define CONFIG_MMC
> +#define CONFIG_GENERIC_MMC
> +#define CONFIG_GENERIC_ATMEL_MCI
> +#endif
> +
> +/*
> + * SPI NOR (boot memory)
> + */
> +#ifdef CONFIG_CMD_SF
> +#define CONFIG_ATMEL_SPI
> +#define CONFIG_ATMEL_SPI0
> +#define CONFIG_SPI_FLASH_ATMEL
> +#define CONFIG_SF_DEFAULT_BUS 0
> +#define CONFIG_SF_DEFAULT_CS 0
> +#define CONFIG_SF_DEFAULT_SPEED 30000000
> +#endif
> +
> +/*
> + * 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
> +
> +/* USB device */
> +#define CONFIG_USB_GADGET
> +#define CONFIG_USB_GADGET_DUALSPEED
> +#define CONFIG_USB_GADGET_ATMEL_USBA
> +#define CONFIG_USB_ETHER
> +#define CONFIG_USB_ETH_RNDIS
> +#define CONFIG_USBNET_MANUFACTURER "DENX"
> +#endif
> +
> +/*
> + * Boot Linux
> + */
> +#define CONFIG_CMDLINE_TAG
> +#define CONFIG_INITRD_TAG
> +#define CONFIG_SETUP_MEMORY_TAGS
> +#define CONFIG_BOOTDELAY 3
> +#define CONFIG_BOOTFILE "fitImage"
> +#define CONFIG_BOOTARGS "console=ttyS3,115200"
> +#define CONFIG_LOADADDR 0x20800000
> +#define CONFIG_BOOTCOMMAND "run mmc_mmc"
> +#define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
> +#define CONFIG_OF_LIBFDT
> +
> +/*
> + * Extra Environments
> + */
> +#define CONFIG_PREBOOT "run try_bootscript"
> +#define CONFIG_HOSTNAME ma5d4evk
> +
> +#define CONFIG_EXTRA_ENV_SETTINGS \
> + "consdev=ttyS3\0" \
> + "baudrate=115200\0" \
> + "bootscript=boot.scr\0" \
> + "bootdev=/dev/mmcblk1p1\0" \
> + "bootpart=1:1\0" \
> + "rootdev=/dev/mmcblk1p2\0" \
> + "netdev=eth0\0" \
> + "kernel_addr_r=0x22000000\0" \
> + "update_spi_firmware_spl_addr=0x21000000\0" \
> + "update_spi_firmware_spl_filename=boot.bin\0" \
> + "update_spi_firmware_addr=0x22000000\0" \
> + "update_spi_firmware_filename=u-boot.img\0" \
> + "update_spi_firmware=" /* Update the SPI flash firmware */ \
> + "if sf probe ; then " \
> + "if tftp ${update_spi_firmware_spl_addr} " \
> + "${update_spi_firmware_spl_filename} ; then " \
> + "setenv update_spi_firmware_spl_filesize ${filesize} ; "\
> + "if tftp ${update_spi_firmware_addr} " \
> + "${update_spi_firmware_filename} ; then " \
> + "setenv update_spi_firmware_filesize ${filesize} ; " \
> + "sf update ${update_spi_firmware_spl_addr} 0x0 " \
> + "${update_spi_firmware_spl_filesize} ; " \
> + "sf update ${update_spi_firmware_addr} 0x10000 " \
> + "${update_spi_firmware_filesize} ; " \
> + "fi ; " \
> + "fi ; " \
> + "fi\0" \
> + "addcons=" \
> + "setenv bootargs ${bootargs} " \
> + "console=${consdev},${baudrate}\0" \
> + "addip=" \
> + "setenv bootargs ${bootargs} " \
> + "ip=${ipaddr}:${serverip}:${gatewayip}:" \
> + "${netmask}:${hostname}:${netdev}:off\0" \
> + "addmisc=" \
> + "setenv bootargs ${bootargs} ${miscargs}\0" \
> + "addargs=run addcons addmisc\0" \
> + "mmcload=" \
> + "mmc rescan ; " \
> + "load mmc ${bootpart} ${kernel_addr_r} ${bootfile}\0" \
> + "netload=" \
> + "tftp ${kernel_addr_r} ${hostname}/${bootfile}\0" \
> + "miscargs=nohlt panic=1\0" \
> + "mmcargs=setenv bootargs root=${rootdev} rw rootwait\0" \
> + "nfsargs=" \
> + "setenv bootargs root=/dev/nfs rw " \
> + "nfsroot=${serverip}:${rootpath},v3,tcp\0" \
> + "mmc_mmc=" \
> + "run mmcload mmcargs addargs ; " \
> + "bootm ${kernel_addr_r}\0" \
> + "mmc_nfs=" \
> + "run mmcload nfsargs addip addargs ; " \
> + "bootm ${kernel_addr_r}\0" \
> + "net_mmc=" \
> + "run netload mmcargs addargs ; " \
> + "bootm ${kernel_addr_r}\0" \
> + "net_nfs=" \
> + "run netload nfsargs addip addargs ; " \
> + "bootm ${kernel_addr_r}\0" \
> + "try_bootscript=" \
> + "mmc rescan;" \
> + "if test -e mmc ${bootpart} ${bootscript} ; then " \
> + "if load mmc ${bootpart} ${kernel_addr_r} ${bootscript};"\
> + "then ; " \
> + "echo Running bootscript... ; " \
> + "source ${kernel_addr_r} ; " \
> + "fi ; " \
> + "fi\0"
> +/* SPL */
> +#define CONFIG_SPL_FRAMEWORK
> +#define CONFIG_SPL_TEXT_BASE 0x200000
> +#define CONFIG_SPL_MAX_SIZE 0x10000
> +#define CONFIG_SPL_BSS_START_ADDR 0x20000000
> +#define CONFIG_SPL_BSS_MAX_SIZE 0x80000
> +#define CONFIG_SYS_SPL_MALLOC_START 0x20080000
> +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000
> +
> +#define CONFIG_SPL_LIBCOMMON_SUPPORT
> +#define CONFIG_SPL_LIBGENERIC_SUPPORT
> +#define CONFIG_SPL_GPIO_SUPPORT
> +#define CONFIG_SPL_SERIAL_SUPPORT
> +
> +#define CONFIG_SPL_BOARD_INIT
> +#define CONFIG_SYS_MONITOR_LEN (512 << 10)
> +
> +#define CONFIG_SPL_SPI_SUPPORT
> +#define CONFIG_SPL_SPI_FLASH_SUPPORT
> +#define CONFIG_SPL_SPI_LOAD
> +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x10000
> +
> +#endif /* __MA5D4EVK_CONFIG_H__ */
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