[PATCH v2 3/3] ARM: clps711x: Add generic board support (CLEP7212)
Jean-Christophe PLAGNIOL-VILLARD
plagnioj at jcrosoft.com
Mon Oct 15 14:03:59 EDT 2012
On 20:26 Mon 15 Oct , Alexander Shiyan wrote:
> This patch adds generic board support (CLEP7212, Linux ARM ID=91)
> for CLPS711X-target.
>
> Signed-off-by: Alexander Shiyan <shc_work at mail.ru>
> ---
> arch/arm/Makefile | 1 +
> arch/arm/boards/clep7212/Makefile | 1 +
> arch/arm/boards/clep7212/clep7212.c | 64 +++++++++++++++++++++++
> arch/arm/boards/clep7212/config.h | 4 ++
> arch/arm/boards/clep7212/env/bin/mtdparts-add | 21 +++++++
> arch/arm/boards/clep7212/env/boot/nor | 9 +++
> arch/arm/boards/clep7212/env/init/automount | 12 ++++
> arch/arm/boards/clep7212/env/init/bootargs-base | 8 +++
> arch/arm/boards/clep7212/env/init/general | 12 ++++
> arch/arm/boards/clep7212/env/init/hostname | 8 +++
> arch/arm/boards/clep7212/lowlevel.c | 56 ++++++++++++++++++++
> arch/arm/configs/clps711x_defconfig | 42 +++++++++++++++
> arch/arm/mach-clps711x/Kconfig | 9 +++
> 13 files changed, 247 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/boards/clep7212/Makefile
> create mode 100644 arch/arm/boards/clep7212/clep7212.c
> create mode 100644 arch/arm/boards/clep7212/config.h
> create mode 100644 arch/arm/boards/clep7212/env/bin/mtdparts-add
> create mode 100644 arch/arm/boards/clep7212/env/boot/nor
> create mode 100644 arch/arm/boards/clep7212/env/init/automount
> create mode 100644 arch/arm/boards/clep7212/env/init/bootargs-base
> create mode 100644 arch/arm/boards/clep7212/env/init/general
> create mode 100644 arch/arm/boards/clep7212/env/init/hostname
> create mode 100644 arch/arm/boards/clep7212/lowlevel.c
> create mode 100644 arch/arm/configs/clps711x_defconfig
>
> diff --git a/arch/arm/Makefile b/arch/arm/Makefile
> index da80e00..05f9943 100644
> --- a/arch/arm/Makefile
> +++ b/arch/arm/Makefile
> @@ -76,6 +76,7 @@ board-$(CONFIG_MACH_AT91SAM9G10EK) := at91sam9261ek
> board-$(CONFIG_MACH_AT91SAM9G20EK) := at91sam9260ek
> board-$(CONFIG_MACH_AT91SAM9X5EK) := at91sam9x5ek
> board-$(CONFIG_MACH_AT91SAM9M10G45EK) := at91sam9m10g45ek
> +board-$(CONFIG_MACH_CLEP7212) := clep7212
> board-$(CONFIG_MACH_DSS11) := dss11
> board-$(CONFIG_MACH_EDB9301) := edb93xx
> board-$(CONFIG_MACH_EDB9302) := edb93xx
> diff --git a/arch/arm/boards/clep7212/Makefile b/arch/arm/boards/clep7212/Makefile
> new file mode 100644
> index 0000000..7e58f10
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/Makefile
> @@ -0,0 +1 @@
> +obj-y += clep7212.o lowlevel.o
> diff --git a/arch/arm/boards/clep7212/clep7212.c b/arch/arm/boards/clep7212/clep7212.c
> new file mode 100644
> index 0000000..1d5828d
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/clep7212.c
> @@ -0,0 +1,64 @@
> +/*
> + * Copyright (C) 2012 Alexander Shiyan <shc_work at mail.ru>
> + *
> + * 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.
> + */
> +
> +#include <common.h>
> +#include <driver.h>
> +#include <init.h>
> +#include <partition.h>
> +#include <io.h>
> +#include <sizes.h>
> +#include <asm/armlinux.h>
> +#include <generated/mach-types.h>
> +
> +#include <mach/clps711x.h>
> +#include <mach/devices.h>
> +
> +static int clps711x_mem_init(void)
> +{
> + ulong memsize = get_ram_size((ulong *)SDRAM_BASE, SZ_32M);
> +
> + arm_add_mem_device("ram0", SDRAM_BASE, memsize);
create a generic fuction as soc level
clps711x_add_mem(x);
> +
> + return 0;
> +}
> +mem_initcall(clps711x_mem_init);
> +
> +static int clps711x_devices_init(void)
> +{
> + u32 serial_h = 0, serial_l = readl(UNIQID);
> +
> + /* Setup Chipselects */
> + clps711x_setup_memcfg(0, MEMCFG_WAITSTATE_6_1 | MEMCFG_BUS_WIDTH_16);
> + clps711x_setup_memcfg(1, MEMCFG_WAITSTATE_6_1 | MEMCFG_BUS_WIDTH_8);
> + clps711x_setup_memcfg(2, MEMCFG_WAITSTATE_8_3 | MEMCFG_BUS_WIDTH_16 |
> + MEMCFG_CLKENB);
> + clps711x_setup_memcfg(3, MEMCFG_WAITSTATE_6_1 | MEMCFG_BUS_WIDTH_32);
> +
> + add_cfi_flash_device(0, CS0_BASE, SZ_32M, 0);
> +
> + devfs_add_partition("nor0", 0x00000, SZ_256K, DEVFS_PARTITION_FIXED,
> + "self0");
> + devfs_add_partition("nor0", SZ_256K, SZ_256K, DEVFS_PARTITION_FIXED,
> + "env0");
> +
> + armlinux_set_bootparams((void *)SDRAM_BASE + 0x100);
> + armlinux_set_architecture(MACH_TYPE_CLEP7212);
> + armlinux_set_serial(((u64)serial_h << 32) | serial_l);
> +
> + return 0;
> +}
> +device_initcall(clps711x_devices_init);
> +
> +static int clps711x_console_init(void)
> +{
> + clps711x_add_uart(0);
> +
> + return 0;
> +}
> +console_initcall(clps711x_console_init);
> diff --git a/arch/arm/boards/clep7212/config.h b/arch/arm/boards/clep7212/config.h
> new file mode 100644
> index 0000000..6ae9a40
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/config.h
> @@ -0,0 +1,4 @@
> +#ifndef __CONFIG_H
> +#define __CONFIG_H
> +
> +#endif /* __CONFIG_H */
> diff --git a/arch/arm/boards/clep7212/env/bin/mtdparts-add b/arch/arm/boards/clep7212/env/bin/mtdparts-add
> new file mode 100644
> index 0000000..ef1bc02
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/env/bin/mtdparts-add
> @@ -0,0 +1,21 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + init-menu-add-entry "$0" "Partitions"
> + exit
> +fi
> +
> +norparts="256k(barebox),256k(bareboxenv),3584k(kernel),-(root)"
> +ramparts="-(ramdisk)"
> +
> +if [ -e /dev/nor0 ]; then
> + addpart -n /dev/nor0 "${norparts}"
> +
> + global linux.mtdparts.nor
> + global.linux.mtdparts.nor="physmap-flash.0:${norparts}"
> +else
> + echo "NOR Flash not found."
> +fi
> +
> +global linux.mtdparts.ram
> +global.linux.mtdparts.ram="mtd-ram.0:${ramparts}"
> diff --git a/arch/arm/boards/clep7212/env/boot/nor b/arch/arm/boards/clep7212/env/boot/nor
> new file mode 100644
> index 0000000..5cf1e15
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/env/boot/nor
> @@ -0,0 +1,9 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + boot-menu-add-entry "$0" "NOR Flash"
> + exit
> +fi
> +
> +global.bootm.image="/dev/kernel"
> +global.linux.bootargs.dyn.root="root=/dev/mtdblock4 ro"
> diff --git a/arch/arm/boards/clep7212/env/init/automount b/arch/arm/boards/clep7212/env/init/automount
> new file mode 100644
> index 0000000..2ceefc3
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/env/init/automount
> @@ -0,0 +1,12 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + init-menu-add-entry "$0" "Automountpoints"
> + exit
> +fi
> +
> +mkdir -p /mnt/disk0
> +automount -d /mnt/disk0 '[ -e /dev/disk0.0 ] && mount /dev/disk0.0 /mnt/disk0'
> +
> +mkdir -p /mnt/disk1
I do not see any block driver
> +automount -d /mnt/disk1 '[ -e /dev/disk1.0 ] && mount /dev/disk1.0 /mnt/disk1'
> diff --git a/arch/arm/boards/clep7212/env/init/bootargs-base b/arch/arm/boards/clep7212/env/init/bootargs-base
> new file mode 100644
> index 0000000..ec08e39
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/env/init/bootargs-base
> @@ -0,0 +1,8 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + init-menu-add-entry "$0" "Base bootargs"
> + exit
> +fi
> +
> +global.linux.bootargs.base="earlyprintk console=ttyCL0,57600n8"
> diff --git a/arch/arm/boards/clep7212/env/init/general b/arch/arm/boards/clep7212/env/init/general
> new file mode 100644
> index 0000000..77e6a59
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/env/init/general
> @@ -0,0 +1,12 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + init-menu-add-entry "$0" "general config settings"
> + exit
> +fi
> +
> +global.user=barebox
> +global.autoboot_timeout=2
> +global.boot.default=nor
> +
> +/env/bin/mtdparts-add
> diff --git a/arch/arm/boards/clep7212/env/init/hostname b/arch/arm/boards/clep7212/env/init/hostname
> new file mode 100644
> index 0000000..684ee63
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/env/init/hostname
> @@ -0,0 +1,8 @@
> +#!/bin/sh
> +
> +if [ "$1" = menu ]; then
> + init-menu-add-entry "$0" "hostname"
> + exit
> +fi
> +
> +global.hostname=clep7212
> diff --git a/arch/arm/boards/clep7212/lowlevel.c b/arch/arm/boards/clep7212/lowlevel.c
> new file mode 100644
> index 0000000..9b7e241
> --- /dev/null
> +++ b/arch/arm/boards/clep7212/lowlevel.c
> @@ -0,0 +1,56 @@
> +/*
> + * Copyright (C) 2012 Alexander Shiyan <shc_work at mail.ru>
> + *
> + * 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.
> + */
> +
> +#include <common.h>
> +#include <init.h>
> +
> +#include <asm/io.h>
> +#include <asm/barebox-arm.h>
> +#include <asm/barebox-arm-head.h>
> +
> +#include <mach/clps711x.h>
> +
> +#define MAIN_CLOCK 3686400
> +#define CPU_SPEED 92160000
> +#define BUS_SPEED (CPU_SPEED / 2)
> +
> +#define PLL_VALUE (((CPU_SPEED * 2) / MAIN_CLOCK) << 24)
> +#define SDRAM_REFRESH_RATE (64 * (BUS_SPEED / (8192 * 1000)))
> +
> +void __naked __bare_init reset(void)
> +{
> + u32 tmp;
> +
> + common_reset();
> +
> + /* Setup base clock */
> + writel(SYSCON3_CLKCTL0 | SYSCON3_CLKCTL1, SYSCON3);
> + asm("nop");
> +
> + /* Setup PLL */
> + writel(PLL_VALUE, PLLW);
> + asm("nop");
> +
> + /* CLKEN select, SDRAM width=32 */
> + writel(SYSCON2_CLKENSL, SYSCON2);
> +
> + /* Enable SDQM pins */
> + tmp = readl(SYSCON3);
> + tmp &= ~SYSCON3_ENPD67;
> + writel(tmp, SYSCON3);
> +
> + /* Setup Refresh Rate (64ms 8K Blocks) */
> + writel(SDRAM_REFRESH_RATE, SDRFPR);
> +
> + /* Setup SDRAM (32MB, 16Bit*2, CAS=3) */
> + writel(SDCONF_CASLAT_3 | SDCONF_SIZE_256 | SDCONF_WIDTH_16 |
> + SDCONF_CLKCTL | SDCONF_ACTIVE, SDCONF);
> +
> + board_init_lowlevel_return();
> +}
> diff --git a/arch/arm/configs/clps711x_defconfig b/arch/arm/configs/clps711x_defconfig
> new file mode 100644
> index 0000000..cf2b3b6
> --- /dev/null
> +++ b/arch/arm/configs/clps711x_defconfig
> @@ -0,0 +1,42 @@
> +CONFIG_ARCH_CLPS711X=y
> +CONFIG_AEABI=y
> +CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
> +# CONFIG_MEMINFO is not set
> +CONFIG_TEXT_BASE=0xc0780000
> +CONFIG_EXPERIMENTAL=y
> +CONFIG_BAUDRATE=57600
> +CONFIG_CMDLINE_EDITING=y
> +CONFIG_AUTO_COMPLETE=y
> +CONFIG_DEFAULT_ENVIRONMENT_COMPRESSED_LZO=y
> +CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
> +CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/arm/boards/clep7212/env"
> +CONFIG_CMD_EDIT=y
> +CONFIG_CMD_SAVEENV=y
> +CONFIG_CMD_EXPORT=y
> +CONFIG_CMD_PRINTENV=y
> +CONFIG_CMD_ECHO_E=y
> +CONFIG_CMD_IOMEM=y
> +CONFIG_CMD_CRC=y
> +CONFIG_CMD_CRC_CMP=y
> +CONFIG_CMD_FLASH=y
> +CONFIG_CMD_BOOTM_SHOW_TYPE=y
> +CONFIG_CMD_BOOTM_INITRD=y
> +CONFIG_CMD_BOOTZ=y
> +# CONFIG_CMD_BOOTU is not set
> +CONFIG_CMD_RESET=y
> +CONFIG_CMD_TIMEOUT=y
> +CONFIG_CMD_PARTITION=y
> +CONFIG_CMD_MAGICVAR=y
> +CONFIG_CMD_MAGICVAR_HELP=y
> +# CONFIG_SPI is not set
> +CONFIG_DRIVER_CFI=y
> +# CONFIG_DRIVER_CFI_BANK_WIDTH_1 is not set
> +# CONFIG_DRIVER_CFI_BANK_WIDTH_4 is not set
> +CONFIG_MTD=y
> +CONFIG_DISK=y
> +CONFIG_DISK_WRITE=y
> +CONFIG_DISK_INTF_PLATFORM_IDE=y
> +CONFIG_FS_CRAMFS=y
> +CONFIG_FS_FAT=y
> +CONFIG_FS_FAT_LFN=y
no DO_LOWLEVEL_INIT
> +CONFIG_LZO_DECOMPRESS=y
> diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig
> index c5e97ed..f531587 100644
> --- a/arch/arm/mach-clps711x/Kconfig
> +++ b/arch/arm/mach-clps711x/Kconfig
> @@ -3,8 +3,17 @@ if ARCH_CLPS711X
> choice
> prompt "Cirrus Logic EP711x/EP721x/EP731x Board Type"
>
> +config MACH_CLEP7212
> + bool "Cirrus Logic CLEP7212"
> + select MACH_HAS_LOWLEVEL_INIT
> + help
> + Boards based on the Cirrus Logic 7212/7312 CPU
> +
> endchoice
>
> +config BOARDINFO
> + default "Cirrus Logic CLEP7212"
if MACH...
> +
> config ARCH_TEXT_BASE
> hex
> default 0xc0780000
> --
> 1.7.8.6
>
>
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