Patchwork [U-Boot] avr32: add atngw100mkii board

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Submitter Andreas Bießmann
Date Aug. 16, 2012, 12:27 p.m.
Message ID <1345120031-16951-1-git-send-email-andreas.devel@googlemail.com>
Download mbox | patch
Permalink /patch/177978/
State Superseded
Delegated to: Andreas Bießmann
Headers show

Comments

Andreas Bießmann - Aug. 16, 2012, 12:27 p.m.
This patch is derived from an older patch provided by atmel in its
buildroot-avr32-v3.0.0.tar.bz2

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
cc: Hans-Christian Egtvedt <egtvedt@samfundet.no>
---
 MAINTAINERS                             |    4 +
 board/atmel/atngw100mkii/Makefile       |   40 ++++++
 board/atmel/atngw100mkii/atngw100mkii.c |  156 +++++++++++++++++++++++
 boards.cfg                              |    1 +
 include/configs/atngw100mkii.h          |  209 +++++++++++++++++++++++++++++++
 5 files changed, 410 insertions(+)
 create mode 100644 board/atmel/atngw100mkii/Makefile
 create mode 100644 board/atmel/atngw100mkii/atngw100mkii.c
 create mode 100644 include/configs/atngw100mkii.h

Patch

diff --git a/MAINTAINERS b/MAINTAINERS
index c5a6f2f..173b9b7 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1079,6 +1079,10 @@  Wolfgang Wegner <w.wegner@astro-kom.de>
 #	Board		CPU						#
 #########################################################################
 
+Andreas Bießmann <andreas.devel@googlemail.com>
+
+	atngw100mkii		AT32AP7000
+
 Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com>
 
 	FAVR-32-EZKIT		AT32AP7000
diff --git a/board/atmel/atngw100mkii/Makefile b/board/atmel/atngw100mkii/Makefile
new file mode 100644
index 0000000..7fbd20d
--- /dev/null
+++ b/board/atmel/atngw100mkii/Makefile
@@ -0,0 +1,40 @@ 
+#
+# Copyright (C) 2005-2006 Atmel Corporation
+#
+# 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 $(TOPDIR)/config.mk
+
+LIB	:= $(obj)lib$(BOARD).o
+
+COBJS	:= $(BOARD).o
+
+SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))
+
+$(LIB): $(obj).depend $(OBJS)
+	$(call cmd_link_o_target, $(OBJS))
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
+
+#########################################################################
diff --git a/board/atmel/atngw100mkii/atngw100mkii.c b/board/atmel/atngw100mkii/atngw100mkii.c
new file mode 100644
index 0000000..fb0c771
--- /dev/null
+++ b/board/atmel/atngw100mkii/atngw100mkii.c
@@ -0,0 +1,156 @@ 
+/*
+ * Copyright (C) 2010 Atmel Corporation
+ * 
+ * Copyright (C) 2012 Andreas Bießmann <andreas.devel@googlemail.com>
+ *
+ * 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 <spi.h>
+#include <netdev.h>
+
+#include <asm/io.h>
+#include <asm/sdram.h>
+#include <asm/arch/clk.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/hmatrix.h>
+#include <asm/arch/mmu.h>
+#include <asm/arch/portmux.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+struct mmu_vm_range mmu_vmr_table[CONFIG_SYS_NR_VM_REGIONS] = {
+	{
+		/* Atmel AT49BV640D 8 MiB x16 NOR flash on NCS0 */
+		.virt_pgno	= CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT,
+		.nr_pages	= CONFIG_SYS_FLASH_SIZE >> PAGE_SHIFT,
+		.phys		= (CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT)
+					| MMU_VMR_CACHE_NONE,
+	}, {
+		/* Micron MT29F2G16AAD 256 MiB x16 NAND flash on NCS3 */
+		.virt_pgno	= EBI_SRAM_CS3_BASE >> PAGE_SHIFT,
+		.nr_pages	= EBI_SRAM_CS3_SIZE >> PAGE_SHIFT,
+		.phys		= (EBI_SRAM_CS3_BASE >> PAGE_SHIFT)
+					| MMU_VMR_CACHE_NONE,
+	}, {
+		/* 2x16-bit ISSI IS42S16320B 64 MiB SDRAM (128 MiB total) */
+		.virt_pgno	= CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT,
+		.nr_pages	= EBI_SDRAM_SIZE >> PAGE_SHIFT,
+		.phys		= (CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT)
+					| MMU_VMR_CACHE_WRBACK,
+	},
+};
+
+static const struct sdram_config sdram_config = {
+	.data_bits	= SDRAM_DATA_32BIT,
+	.row_bits	= 13,
+	.col_bits	= 10,
+	.bank_bits	= 2,
+	.cas		= 3,
+	.twr		= 2,
+	.trc		= 7,
+	.trp		= 2,
+	.trcd		= 2,
+	.tras		= 5,
+	.txsr		= 6,
+	/* 7.81 us */
+	.refresh_period	= (781 * (SDRAMC_BUS_HZ / 1000)) / 100000,
+};
+
+int board_early_init_f(void)
+{
+	/* Enable SDRAM in the EBI mux */
+	hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE)
+			| HMATRIX_BIT(EBI_NAND_ENABLE));
+
+	portmux_enable_ebi(32, 23, PORTMUX_EBI_NAND,
+			PORTMUX_DRIVE_HIGH);
+	portmux_select_gpio(PORTMUX_PORT_E, 1 << 23,
+			PORTMUX_DIR_OUTPUT | PORTMUX_INIT_HIGH
+			| PORTMUX_DRIVE_MIN);
+	portmux_enable_usart1(PORTMUX_DRIVE_MIN);
+
+#if defined(CONFIG_MACB)
+	portmux_enable_macb0(PORTMUX_MACB_MII, PORTMUX_DRIVE_HIGH);
+	portmux_enable_macb1(PORTMUX_MACB_MII, PORTMUX_DRIVE_HIGH);
+#endif
+#if defined(CONFIG_MMC)
+	portmux_enable_mmci(0, PORTMUX_MMCI_4BIT, PORTMUX_DRIVE_LOW);
+#endif
+#if defined(CONFIG_ATMEL_SPI)
+	portmux_enable_spi0(1 << 0, PORTMUX_DRIVE_LOW);
+#endif
+
+	return 0;
+}
+
+phys_size_t initdram(int board_type)
+{
+	unsigned long expected_size;
+	unsigned long actual_size;
+	void *sdram_base;
+
+	sdram_base = uncached(EBI_SDRAM_BASE);
+
+	expected_size = sdram_init(sdram_base, &sdram_config);
+	actual_size = get_ram_size(sdram_base, expected_size);
+
+	if (expected_size != actual_size)
+		printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
+				actual_size >> 20, expected_size >> 20);
+
+	return actual_size;
+}
+
+int board_early_init_r(void)
+{
+	gd->bd->bi_phy_id[0] = 0x01;
+	gd->bd->bi_phy_id[1] = 0x03;
+	return 0;
+}
+
+#ifdef CONFIG_CMD_NET
+int board_eth_init(bd_t *bi)
+{
+	macb_eth_initialize(0, (void *)ATMEL_BASE_MACB0, bi->bi_phy_id[0]);
+	macb_eth_initialize(1, (void *)ATMEL_BASE_MACB1, bi->bi_phy_id[1]);
+	return 0;
+}
+#endif
+
+/* SPI chip select control */
+#ifdef CONFIG_ATMEL_SPI
+#define ATNGW100_DATAFLASH_CS_PIN	GPIO_PIN_PA(3)
+
+int spi_cs_is_valid(unsigned int bus, unsigned int cs)
+{
+	return bus == 0 && cs == 0;
+}
+
+void spi_cs_activate(struct spi_slave *slave)
+{
+	gpio_set_value(ATNGW100_DATAFLASH_CS_PIN, 0);
+}
+
+void spi_cs_deactivate(struct spi_slave *slave)
+{
+	gpio_set_value(ATNGW100_DATAFLASH_CS_PIN, 1);
+}
+#endif /* CONFIG_ATMEL_SPI */
diff --git a/boards.cfg b/boards.cfg
index fdb84ad..7cabea3 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -291,6 +291,7 @@  tec                          arm         armv7       tec                 avionic
 paz00                        arm         armv7       paz00               compal         tegra2
 trimslice                    arm         armv7       trimslice           compulab       tegra2
 atngw100                     avr32       at32ap      -                   atmel          at32ap700x
+atngw100mkii                 avr32       at32ap      -                   atmel          at32ap700x
 atstk1002                    avr32       at32ap      atstk1000           atmel          at32ap700x
 atstk1003                    avr32       at32ap      atstk1000           atmel          at32ap700x
 atstk1004                    avr32       at32ap      atstk1000           atmel          at32ap700x
diff --git a/include/configs/atngw100mkii.h b/include/configs/atngw100mkii.h
new file mode 100644
index 0000000..f85374f
--- /dev/null
+++ b/include/configs/atngw100mkii.h
@@ -0,0 +1,209 @@ 
+/*
+ * Copyright (C) 2006 Atmel Corporation
+ *
+ * Copyright (C) 2012 Andreas Bießmann <andreas.devel@googlemail.com>
+ *
+ * Configuration settings for the AVR32 Network Gateway
+ *
+ * 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
+ */
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#include <asm/arch/hardware.h>
+
+#define CONFIG_AVR32
+#define CONFIG_AT32AP
+#define CONFIG_AT32AP7000
+#define CONFIG_ATNGW100MKII
+
+/*
+ * Timer clock frequency. We're using the CPU-internal COUNT register
+ * for this, so this is equivalent to the CPU core clock frequency
+ */
+#define CONFIG_SYS_HZ			1000
+
+/*
+ * Set up the PLL to run at 140 MHz, the CPU to run at the PLL
+ * frequency, the HSB and PBB busses to run at 1/2 the PLL frequency
+ * and the PBA bus to run at 1/4 the PLL frequency.
+ */
+#define CONFIG_PLL
+#define CONFIG_SYS_POWER_MANAGER
+#define CONFIG_SYS_OSC0_HZ		20000000
+#define CONFIG_SYS_PLL0_DIV		1
+#define CONFIG_SYS_PLL0_MUL		7
+#define CONFIG_SYS_PLL0_SUPPRESS_CYCLES	16
+/*
+ * Set the CPU running at:
+ * PLL / (2^CONFIG_SYS_CLKDIV_CPU) = CPU MHz
+ */
+#define CONFIG_SYS_CLKDIV_CPU		0
+/*
+ * Set the HSB running at:
+ * PLL / (2^CONFIG_SYS_CLKDIV_HSB) = HSB MHz
+ */
+#define CONFIG_SYS_CLKDIV_HSB		1
+/*
+ * Set the PBA running at:
+ * PLL / (2^CONFIG_SYS_CLKDIV_PBA) = PBA MHz
+ */
+#define CONFIG_SYS_CLKDIV_PBA		2
+/*
+ * Set the PBB running at:
+ * PLL / (2^CONFIG_SYS_CLKDIV_PBB) = PBB MHz
+ */
+#define CONFIG_SYS_CLKDIV_PBB		1
+
+/* Reserve VM regions for NOR flash, NAND flash and SDRAM */
+#define CONFIG_SYS_NR_VM_REGIONS	3
+
+/*
+ * The PLLOPT register controls the PLL like this:
+ *   icp = PLLOPT<2>
+ *   ivco = PLLOPT<1:0>
+ *
+ * We want icp=1 (default) and ivco=0 (80-160 MHz) or ivco=2 (150-240MHz).
+ */
+#define CONFIG_SYS_PLL0_OPT		0x04
+
+#define CONFIG_USART_BASE		ATMEL_BASE_USART1
+#define CONFIG_USART_ID			1
+
+/* User serviceable stuff */
+#define CONFIG_DOS_PARTITION
+
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_INITRD_TAG
+
+#define CONFIG_STACKSIZE		(2048)
+
+#define CONFIG_BAUDRATE			115200
+#define CONFIG_BOOTARGS							\
+	"root=mtd:main rootfstype=jffs2"
+#define CONFIG_BOOTCOMMAND						\
+	"fsload 0x10400000 /uImage; bootm"
+
+/*
+ * Only interrupt autoboot if <space> is pressed. Otherwise, garbage
+ * data on the serial line may interrupt the boot sequence.
+ */
+#define CONFIG_BOOTDELAY		1
+#define CONFIG_AUTOBOOT
+#define CONFIG_AUTOBOOT_KEYED
+#define CONFIG_AUTOBOOT_PROMPT		\
+	"Press SPACE to abort autoboot in %d seconds\n", bootdelay
+#define CONFIG_AUTOBOOT_DELAY_STR	"d"
+#define CONFIG_AUTOBOOT_STOP_STR	" "
+
+/*
+ * After booting the board for the first time, new ethernet addresses
+ * should be generated and assigned to the environment variables
+ * "ethaddr" and "eth1addr". This is normally done during production.
+ */
+#define CONFIG_OVERWRITE_ETHADDR_ONCE
+#define CONFIG_NET_MULTI
+
+/*
+ * BOOTP/DHCP options
+ */
+#define CONFIG_BOOTP_SUBNETMASK
+#define CONFIG_BOOTP_GATEWAY
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_JFFS2
+#define CONFIG_CMD_MMC
+#define CONFIG_CMD_SF
+#define CONFIG_CMD_SPI
+#define CONFIG_CMD_MII
+
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#undef CONFIG_CMD_XIMG
+
+#define CONFIG_ATMEL_USART
+#define CONFIG_MACB
+#define CONFIG_PORTMUX_PIO
+#define CONFIG_SYS_NR_PIOS		5
+#define CONFIG_SYS_HSDRAMC
+#define CONFIG_MMC
+#define CONFIG_GENERIC_ATMEL_MCI
+#define CONFIG_GENERIC_MMC
+#define CONFIG_SYS_MMC_MAX_BLK_COUNT 1
+#define CONFIG_ATMEL_SPI
+
+#define CONFIG_SPI_FLASH
+#define CONFIG_SPI_FLASH_ATMEL
+
+#define CONFIG_SYS_DCACHE_LINESZ	32
+#define CONFIG_SYS_ICACHE_LINESZ	32
+
+#define CONFIG_NR_DRAM_BANKS		1
+
+#define CONFIG_SYS_FLASH_CFI
+#define CONFIG_FLASH_CFI_DRIVER
+#define CONFIG_SYS_FLASH_PROTECTION
+
+#define CONFIG_SYS_FLASH_BASE		0x00000000
+#define CONFIG_SYS_FLASH_SIZE		0x800000
+#define CONFIG_SYS_MAX_FLASH_BANKS	1
+#define CONFIG_SYS_MAX_FLASH_SECT	135
+
+#define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
+
+#define CONFIG_SYS_INTRAM_BASE		INTERNAL_SRAM_BASE
+#define CONFIG_SYS_INTRAM_SIZE		INTERNAL_SRAM_SIZE
+#define CONFIG_SYS_SDRAM_BASE		EBI_SDRAM_BASE
+
+#define CONFIG_ENV_IS_IN_FLASH
+#define CONFIG_ENV_SIZE			65536
+#define CONFIG_ENV_ADDR			(CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE - CONFIG_ENV_SIZE)
+
+#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_INTRAM_BASE + CONFIG_SYS_INTRAM_SIZE)
+
+#define CONFIG_SYS_MALLOC_LEN		(256*1024)
+#define CONFIG_SYS_DMA_ALLOC_LEN	(16384)
+
+/* Allow 4MB for the kernel run-time image */
+#define CONFIG_SYS_LOAD_ADDR		(EBI_SDRAM_BASE + 0x00400000)
+#define CONFIG_SYS_BOOTPARAMS_LEN	(16 * 1024)
+
+/* Other configuration settings that shouldn't have to change all that often */
+#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_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
+#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START + 0x1f00000)
+
+#define CONFIG_MTD_DEVICE
+#define CONFIG_MTD_PARTITIONS
+
+#endif /* __CONFIG_H */