[PATCH] ARM: shmobile: KZM9D DT reference implementation
Simon Horman
horms at verge.net.au
Tue Jul 9 20:50:08 EDT 2013
On Mon, Jul 08, 2013 at 03:00:30PM +0900, Magnus Damm wrote:
> From: Magnus Damm <damm at opensource.se>
>
> Add a DT reference implementation for the KZM9D board.
>
> Only DT devices are used in this case. UART, STI, GPIO
> and SMP / GIC are all provided by emev2.dtsi.
>
> There is still a board specific C file used for enabling
> legacy SH clocks. This file will be removed after we have
> moved over to common clocks.
>
> Signed-off-by: Magnus Damm <damm at opensource.se>
> ---
>
> Written against "renesas-next-20130704v2". Boot tested on KZM9D.
>
> arch/arm/boot/dts/Makefile | 1
> arch/arm/boot/dts/emev2-kzm9d-reference.dts | 26 +++++++++++++
> arch/arm/mach-shmobile/Kconfig | 12 ++++++
> arch/arm/mach-shmobile/Makefile | 1
> arch/arm/mach-shmobile/Makefile.boot | 1
> arch/arm/mach-shmobile/board-kzm9d-reference.c | 47 ++++++++++++++++++++++++
Thanks, I have queued this up for v3.12 in the dt branch with a minor
change noted below. It should appear in renesas-next-20130710
> 6 files changed, 88 insertions(+)
>
> --- 0001/arch/arm/boot/dts/Makefile
> +++ work/arch/arm/boot/dts/Makefile 2013-07-08 14:24:15.000000000 +0900
> @@ -160,6 +160,7 @@ dtb-$(CONFIG_ARCH_U8500) += snowball.dtb
> hrefv60plus.dtb \
> ccu9540.dtb
> dtb-$(CONFIG_ARCH_SHMOBILE) += emev2-kzm9d.dtb \
> + emev2-kzm9d-reference.dtb \
> r8a7740-armadillo800eva.dtb \
> r8a7778-bockw.dtb \
> r8a7740-armadillo800eva-reference.dtb \
> --- /dev/null
> +++ work/arch/arm/boot/dts/emev2-kzm9d-reference.dts 2013-07-08 14:48:50.000000000 +0900
> @@ -0,0 +1,26 @@
> +/*
> + * Device Tree Source for the KZM9D board
> + *
> + * Copyright (C) 2013 Renesas Solutions Corp.
> + *
> + * This file is licensed under the terms of the GNU General Public License
> + * version 2. This program is licensed "as is" without any warranty of any
> + * kind, whether express or implied.
> + */
> +/dts-v1/;
> +
> +/include/ "emev2.dtsi"
> +
> +/ {
> + model = "EMEV2 KZM9D Board";
> + compatible = "renesas,kzm9d-reference", "renesas,emev2";
> +
> + memory {
> + device_type = "memory";
> + reg = <0x40000000 0x8000000>;
> + };
> +
> + chosen {
> + bootargs = "console=ttyS1,115200n81 ignore_loglevel root=/dev/nfs ip=dhcp nfsroot=,rsize=4096,wsize=4096";
> + };
> +};
> --- 0001/arch/arm/mach-shmobile/Kconfig
> +++ work/arch/arm/mach-shmobile/Kconfig 2013-07-08 14:24:15.000000000 +0900
> @@ -167,6 +167,18 @@ config MACH_KZM9D
> select REGULATOR_FIXED_VOLTAGE if REGULATOR
> select USE_OF
>
> +config MACH_KZM9D_REFERENCE
> + bool "KZM9D board - Reference Device Tree Implementation"
> + depends on ARCH_EMEV2
> + select REGULATOR_FIXED_VOLTAGE if REGULATOR
> + select USE_OF
> + ---help---
> + Use reference implementation of KZM9D board support
> + which makes a greater use of device tree at the expense
> + of not supporting a number of devices.
> +
> + This is intended to aid developers
> +
> config MACH_KZM9G
> bool "KZM-A9-GT board"
> depends on ARCH_SH73A0
> --- 0001/arch/arm/mach-shmobile/Makefile
> +++ work/arch/arm/mach-shmobile/Makefile 2013-07-08 14:24:15.000000000 +0900
> @@ -47,6 +47,7 @@ obj-$(CONFIG_MACH_LAGER_REFERENCE) += bo
> obj-$(CONFIG_MACH_ARMADILLO800EVA) += board-armadillo800eva.o
> obj-$(CONFIG_MACH_ARMADILLO800EVA_REFERENCE) += board-armadillo800eva-reference.o
> obj-$(CONFIG_MACH_KZM9D) += board-kzm9d.o
> +obj-$(CONFIG_MACH_KZM9D_REFERENCE) += board-kzm9d-reference.o
> obj-$(CONFIG_MACH_KZM9G) += board-kzm9g.o
> obj-$(CONFIG_MACH_KZM9G_REFERENCE) += board-kzm9g-reference.o
>
> --- 0001/arch/arm/mach-shmobile/Makefile.boot
> +++ work/arch/arm/mach-shmobile/Makefile.boot 2013-07-08 14:24:15.000000000 +0900
> @@ -7,6 +7,7 @@ loadaddr-$(CONFIG_MACH_ARMADILLO800EVA_R
> loadaddr-$(CONFIG_MACH_BOCKW) += 0x60008000
> loadaddr-$(CONFIG_MACH_KOTA2) += 0x41008000
> loadaddr-$(CONFIG_MACH_KZM9D) += 0x40008000
> +loadaddr-$(CONFIG_MACH_KZM9D_REFERENCE) += 0x40008000
> loadaddr-$(CONFIG_MACH_KZM9G) += 0x41008000
> loadaddr-$(CONFIG_MACH_KZM9G_REFERENCE) += 0x41008000
> loadaddr-$(CONFIG_MACH_LAGER) += 0x40008000
> --- /dev/null
> +++ work/arch/arm/mach-shmobile/board-kzm9d-reference.c 2013-07-08 14:49:41.000000000 +0900
> @@ -0,0 +1,47 @@
> +/*
> + * kzm9d board support - Reference DT implementation
> + *
> + * Copyright (C) 2013 Renesas Solutions Corp.
> + * Copyright (C) 2013 Magnus Damm
> + *
> + * 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; version 2 of the License.
> + *
> + * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
> + */
> +
> +#include <linux/init.h>
> +#include <linux/of_platform.h>
> +#include <mach/emev2.h>
> +#include <mach/common.h>
> +#include <asm/mach/arch.h>
> +
> +static void __init kzm9d_add_standard_devices(void)
> +{
> + emev2_clock_init();
> +
> + of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
> +}
> +
> +static const char *kzm9d_boards_compat_dt[] __initdata = {
> + "renesas,kzm9d-reference",
> + NULL,
> +};
> +
> +DT_MACHINE_START(KZM9D_DT, "kzm9d")
> + .smp = smp_ops(emev2_smp_ops),
> + .map_io = emev2_map_io,
> + .init_early = emev2_init_delay,
> + .init_machine = kzm9d_add_standard_devices,
> + .init_late = shmobile_init_late,
> + .dt_compat = kzm9d_boards_compat_dt,
> +MACHINE_END
> +
>
git complained about a trailing blank line at the end of
board-kzm9d-reference.c so I have removed it.
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