[PATCH 5/5] ARM: zynq: add support for zc702 development board
Jean-Christophe PLAGNIOL-VILLARD
plagnioj at jcrosoft.com
Sun Mar 3 05:39:18 EST 2013
On 18:48 Sat 02 Mar , Josh Cartwright wrote:
>
> Signed-off-by: Josh Cartwright <joshc at eso.teric.us>
> ---
> arch/arm/Makefile | 2 +
> arch/arm/boards/zynq-zc702/Makefile | 1 +
> arch/arm/boards/zynq-zc702/config.h | 0
> arch/arm/boards/zynq-zc702/devices.c | 70 +++++++++++++++++++++++++++++++++++
> arch/arm/boards/zynq-zc702/lowlevel.c | 28 ++++++++++++++
> arch/arm/mach-zynq/Kconfig | 19 ++++++++++
> 6 files changed, 120 insertions(+)
> create mode 100644 arch/arm/boards/zynq-zc702/Makefile
> create mode 100644 arch/arm/boards/zynq-zc702/config.h
> create mode 100644 arch/arm/boards/zynq-zc702/devices.c
> create mode 100644 arch/arm/boards/zynq-zc702/lowlevel.c
>
> diff --git a/arch/arm/Makefile b/arch/arm/Makefile
> index fcb2969..9073a55 100644
> --- a/arch/arm/Makefile
> +++ b/arch/arm/Makefile
> @@ -64,6 +64,7 @@ machine-$(CONFIG_ARCH_PXA) := pxa
> machine-$(CONFIG_ARCH_SAMSUNG) := samsung
> machine-$(CONFIG_ARCH_VERSATILE) := versatile
> machine-$(CONFIG_ARCH_TEGRA) := tegra
> +machine-$(CONFIG_ARCH_ZYNQ) := zynq
>
> # Board directory name. This list is sorted alphanumerically
> # by CONFIG_* macro name.
> @@ -157,6 +158,7 @@ board-$(CONFIG_MACH_SABRELITE) := freescale-mx6-sabrelite
> board-$(CONFIG_MACH_TX53) := karo-tx53
> board-$(CONFIG_MACH_GUF_VINCELL) := guf-vincell
> board-$(CONFIG_MACH_EFIKA_MX_SMARTBOOK) := efika-mx-smartbook
> +board-$(CONFIG_MACH_ZYNQ_ZC702) := zynq-zc702
>
> machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y))
>
> diff --git a/arch/arm/boards/zynq-zc702/Makefile b/arch/arm/boards/zynq-zc702/Makefile
> new file mode 100644
> index 0000000..385bd9f
> --- /dev/null
> +++ b/arch/arm/boards/zynq-zc702/Makefile
> @@ -0,0 +1 @@
> +obj-y += lowlevel.o devices.o
> diff --git a/arch/arm/boards/zynq-zc702/config.h b/arch/arm/boards/zynq-zc702/config.h
> new file mode 100644
> index 0000000..e69de29
> diff --git a/arch/arm/boards/zynq-zc702/devices.c b/arch/arm/boards/zynq-zc702/devices.c
> new file mode 100644
> index 0000000..b9ec9f3
> --- /dev/null
> +++ b/arch/arm/boards/zynq-zc702/devices.c
> @@ -0,0 +1,70 @@
> +/*
> + * Copyright (c) 2013 Josh Cartwright <joshc at eso.teric.us>
> + *
> + * This program is free software; you can redistribute it and/or modify it
> + * under the terms and conditions of the GNU General Public License,
> + * version 2, as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
> + */
> +#include <common.h>
> +#include <driver.h>
> +#include <init.h>
> +#include <sizes.h>
> +
> +#include <asm/memory.h>
> +
> +static struct resource smp_twd_resource = {
> + .name = "smp_twd_base",
> + .start = 0xF8F00600,
> + .end = 0xF8F00610,
> + .flags = IORESOURCE_MEM,
> +};
> +
> +static struct device_d zynq_smp_twd = {
> + .id = DEVICE_ID_DYNAMIC,
> + .name = "smp_twd",
> + .num_resources = 1,
> + .resource = &smp_twd_resource,
> +};
> +
> +static struct resource zynq_serial_resource = {
> + .name = "zynq_serial_base",
> + .start = 0xE0001000,
> + .end = 0xE0001048,
> + .flags = IORESOURCE_MEM,
> +};
> +
> +static struct device_d zynq_serial = {
> + .id = DEVICE_ID_DYNAMIC,
> + .name = "zynq_serial",
> + .num_resources = 1,
> + .resource = &zynq_serial_resource,
> +};
use generic code to register the devices
> +
> +static int zc702_console_init(void)
> +{
> + platform_device_register(&zynq_serial);
> + return 0;
> +}
> +console_initcall(zc702_console_init);
> +
> +static int zc702_mem_init(void)
> +{
> + arm_add_mem_device("ram0", 0, SZ_128M);
> + return 0;
> +}
> +mem_initcall(zc702_mem_init);
> +
> +static int zc702_twd_init(void)
> +{
> + platform_device_register(&zynq_smp_twd);
> + return 0;
> +}
> +coredevice_initcall(zc702_twd_init);
> diff --git a/arch/arm/boards/zynq-zc702/lowlevel.c b/arch/arm/boards/zynq-zc702/lowlevel.c
> new file mode 100644
> index 0000000..662d969
> --- /dev/null
> +++ b/arch/arm/boards/zynq-zc702/lowlevel.c
> @@ -0,0 +1,28 @@
> +/*
> + * Copyright (c) 2013 Josh Cartwright <joshc at eso.teric.us>
> + *
> + * This program is free software; you can redistribute it and/or modify it
> + * under the terms and conditions of the GNU General Public License,
> + * version 2, as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
> + */
> +#include <common.h>
> +#include <init.h>
> +#include <asm/barebox-arm.h>
> +#include <asm/barebox-arm-head.h>
> +
> +#include <mach/slcr.h>
> +
> +void __naked __bare_init barebox_arm_reset_vector(void)
> +{
> + slcr_unlock();
> + arm_cpu_lowlevel_init();
> + barebox_arm_entry(0x8000, SZ_128M, 0);
can you detect the ddr size
> +}
> diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig
> index 90b17f3..992a485 100644
> --- a/arch/arm/mach-zynq/Kconfig
> +++ b/arch/arm/mach-zynq/Kconfig
> @@ -1,3 +1,22 @@
> if ARCH_ZYNQ
>
> +config ARCH_TEXT_BASE
> + hex
> + default 0x04000000 if MACH_ZYNQ_ZC702
> +
> +config ZYNQ_PS_CLK_FREQ
> + int
> + default 33333330 if MACH_ZYNQ_ZC702
move it to C
> +
> +config BOARDINFO
> + default "Xilinx Zynq zc702 dev board" if MACH_ZYNQ_ZC702
> +
> +choice
> + prompt "Xilinx Zynq zc702 dev board"
> +
> +config MACH_ZYNQ_ZC702
> + bool "zc702 development board"
> +
> +endchoice
> +
> endif
> --
> 1.8.1.2
>
>
> _______________________________________________
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