From: Tomasz Figa <t.figa@samsung.com>
To: linux-samsung-soc@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
"Kukjin Kim" <kgene.kim@samsung.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Olof Johansson" <olof@lixom.net>,
"Marek Szyprowski" <m.szyprowski@samsung.com>,
"Mark Brown" <broonie@kernel.org>,
"Heiko Stübner" <heiko@sntech.de>,
"Tomasz Figa" <tomasz.figa@gmail.com>
Subject: [PATCH 08/19] ARM: s5pv210: Add board file for boot using Device Tree
Date: Fri, 04 Jul 2014 19:48:08 +0200 [thread overview]
Message-ID: <1404496099-26708-9-git-send-email-t.figa@samsung.com> (raw)
In-Reply-To: <1404496099-26708-1-git-send-email-t.figa@samsung.com>
From: Mateusz Krawczuk <m.krawczuk@partner.samsung.com>
This patch adds board file that will be used to boot S5PV210/S5PC110-based
boards using Device Tree.
Signed-off-by: Mateusz Krawczuk <m.krawczuk@partner.samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
[t.figa: Rebased and cleaned-up a bit.]
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
---
arch/arm/mach-s5pv210/Kconfig | 14 +++++++++
arch/arm/mach-s5pv210/Makefile | 2 +-
arch/arm/mach-s5pv210/s5pv210.c | 68 +++++++++++++++++++++++++++++++++++++++++
3 files changed, 83 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/mach-s5pv210/s5pv210.c
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index f60f286..ed492cf 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -194,6 +194,20 @@ config MACH_TORBRECK
help
Machine support for aESOP Torbreck
+config MACH_S5PV210_DT
+ bool "Samsung S5PV210/S5PC110 machine using Device Tree"
+ select CLKSRC_OF
+ select CPU_S5PV210
+ select PINCTRL
+ select PINCTRL_EXYNOS
+ select USE_OF
+ help
+ Machine support for Samsung S5PV210/S5PC110 machines with Device Tree
+ enabled.
+ Select this if a fdt blob is available for your S5PV210 SoC based
+ board.
+ Note: This is under development and not all peripherals can be
+ supported with this machine file.
endmenu
endif
diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index 08358bb..8d87b10 100644
--- a/arch/arm/mach-s5pv210/Makefile
+++ b/arch/arm/mach-s5pv210/Makefile
@@ -24,7 +24,7 @@ obj-$(CONFIG_MACH_GONI) += mach-goni.o
obj-$(CONFIG_MACH_SMDKC110) += mach-smdkc110.o
obj-$(CONFIG_MACH_SMDKV210) += mach-smdkv210.o
obj-$(CONFIG_MACH_TORBRECK) += mach-torbreck.o
-
+obj-$(CONFIG_MACH_S5PV210_DT) += s5pv210.o
# device support
obj-y += dev-audio.o
diff --git a/arch/arm/mach-s5pv210/s5pv210.c b/arch/arm/mach-s5pv210/s5pv210.c
new file mode 100644
index 0000000..c244ccb
--- /dev/null
+++ b/arch/arm/mach-s5pv210/s5pv210.c
@@ -0,0 +1,68 @@
+/*
+ * Samsung's S5PC110/S5PV210 flattened device tree enabled machine.
+ *
+ * Copyright (c) 2013-2014 Samsung Electronics Co., Ltd.
+ * Mateusz Krawczuk <m.krawczuk@partner.samsung.com>
+ * Tomasz Figa <t.figa@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/of_fdt.h>
+#include <linux/of_platform.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/system_misc.h>
+
+#include <plat/map-base.h>
+#include <mach/regs-clock.h>
+
+static int __init s5pv210_fdt_map_sys(unsigned long node, const char *uname,
+ int depth, void *data)
+{
+ struct map_desc iodesc;
+ const __be32 *reg;
+ int len;
+
+ if (!of_flat_dt_is_compatible(node, "samsung,s5pv210-clock"))
+ return 0;
+
+ reg = of_get_flat_dt_prop(node, "reg", &len);
+ if (reg == NULL || len != (sizeof(unsigned long) * 2))
+ return 0;
+
+ iodesc.pfn = __phys_to_pfn(be32_to_cpu(reg[0]));
+ iodesc.length = be32_to_cpu(reg[1]) - 1;
+ iodesc.virtual = (unsigned long)S3C_VA_SYS;
+ iodesc.type = MT_DEVICE;
+ iotable_init(&iodesc, 1);
+
+ return 1;
+}
+
+static void __init s5pv210_dt_map_io(void)
+{
+ debug_ll_io_init();
+
+ of_scan_flat_dt(s5pv210_fdt_map_sys, NULL);
+}
+
+static void s5pv210_dt_restart(enum reboot_mode mode, const char *cmd)
+{
+ __raw_writel(0x1, S5P_SWRESET);
+}
+
+static char const *s5pv210_dt_compat[] __initconst = {
+ "samsung,s5pc110",
+ "samsung,s5pv210",
+ NULL
+};
+
+DT_MACHINE_START(S5PV210_DT, "Samsung S5PC110/S5PV210-based board")
+ .dt_compat = s5pv210_dt_compat,
+ .map_io = s5pv210_dt_map_io,
+ .restart = s5pv210_dt_restart,
+MACHINE_END
--
1.9.3
next prev parent reply other threads:[~2014-07-04 17:49 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-04 17:48 [PATCH 00/19] ARM: SAMSUNG: S5PV210 platform clean-up Tomasz Figa
2014-07-04 17:48 ` [PATCH 01/19] clk: samsung: Add clock driver for S5PV210 and compatible SoCs Tomasz Figa
2014-07-04 17:48 ` [PATCH 02/19] ARM: s5pv210: Migrate clock handling to Common Clock Framework Tomasz Figa
2014-07-04 17:48 ` [PATCH 03/19] cpufreq: s3c24xx: Remove some dead code Tomasz Figa
2014-07-04 17:48 ` [PATCH 04/19] serial: samsung: Remove support for legacy clock code Tomasz Figa
2014-07-16 9:27 ` Paul Bolle
2014-07-16 12:43 ` Tomasz Figa
2014-07-16 14:26 ` Paul Bolle
2014-07-16 14:35 ` Paul Bolle
2014-07-16 14:43 ` Tomasz Figa
2014-09-04 9:39 ` Paul Bolle
2014-09-04 9:42 ` Paul Bolle
2014-07-04 17:48 ` [PATCH 05/19] ARM: SAMSUNG: Remove " Tomasz Figa
2014-07-04 17:48 ` [PATCH 06/19] clk: samsung: Add S5PV210 Audio Subsystem clock driver Tomasz Figa
2014-07-04 17:48 ` [PATCH 07/19] phy: Add support for S5PV210 to the Exynos USB 2.0 PHY driver Tomasz Figa
2014-07-04 17:48 ` Tomasz Figa [this message]
2014-07-04 17:48 ` [PATCH 09/19] ARM: Samsung: DT: Add Device tree for s5pv210 Tomasz Figa
2014-07-04 17:48 ` [PATCH 10/19] ARM: Samsung: DT: Add Device tree for S5PC110/S5PV210 Boards Tomasz Figa
2014-07-04 17:48 ` [PATCH 11/19] ARM: S5PV210: Remove support for board files Tomasz Figa
2014-07-16 10:04 ` Paul Bolle
2014-07-16 12:53 ` Tomasz Figa
2014-09-04 10:05 ` Paul Bolle
2014-09-04 16:02 ` Arnd Bergmann
2014-09-05 12:04 ` Paul Bolle
2014-09-05 12:28 ` Arnd Bergmann
2014-09-18 9:43 ` [PATCH] ASoC: samsung: Remove goni or aquila with the WM8994 Paul Bolle
2014-09-18 17:57 ` Mark Brown
2014-09-18 21:57 ` Paul Bolle
2014-09-23 1:04 ` Mark Brown
2014-09-24 20:27 ` Paul Bolle
2014-09-18 10:42 ` [PATCH] ASoC: samsung: Remove PCM support for WM8580 on SMDK Paul Bolle
2014-09-18 17:59 ` Mark Brown
2014-07-04 17:48 ` [PATCH 12/19] ARM: S5PV210: Untie PM support from legacy code Tomasz Figa
2014-07-04 17:48 ` [PATCH 13/19] ARM: s5pv210: move debug-macro.S into the common space Tomasz Figa
2014-07-15 23:54 ` Kukjin Kim
2014-07-16 0:53 ` Kukjin Kim
2014-07-16 0:56 ` Tomasz Figa
2014-07-18 19:38 ` Kukjin Kim
2014-07-18 23:25 ` Tomasz Figa
2014-07-04 17:48 ` [PATCH 14/19] ARM: s5pv210: Register cpufreq platform device Tomasz Figa
2014-07-04 17:48 ` [PATCH 15/19] cpufreq: s5pv210: Make the driver multiplatform aware Tomasz Figa
2014-07-04 17:48 ` [PATCH 16/19] ARM: s5pv210: Enable multi-platform build support Tomasz Figa
2014-07-04 17:48 ` [PATCH 17/19] gpio: samsung: Remove legacy support of S5PV210 Tomasz Figa
2014-07-15 23:52 ` Kukjin Kim
2014-07-04 17:48 ` [PATCH 18/19] ARM: SAMSUNG: Remove remaining legacy code Tomasz Figa
2014-07-04 20:23 ` Arnd Bergmann
2014-07-08 14:10 ` Tomasz Figa
2014-07-16 9:47 ` Paul Bolle
2014-07-16 12:56 ` Tomasz Figa
2014-07-17 10:10 ` Paul Bolle
2014-07-17 10:12 ` Paul Bolle
2014-07-16 10:15 ` Paul Bolle
2014-07-16 12:58 ` Tomasz Figa
2014-09-04 10:16 ` Paul Bolle
2014-09-18 19:29 ` Paul Bolle
2014-09-18 19:33 ` Tomasz Figa
2014-07-16 10:24 ` Paul Bolle
2014-07-16 13:00 ` Tomasz Figa
2014-09-04 10:08 ` Paul Bolle
2014-09-04 16:03 ` Arnd Bergmann
2014-09-18 8:57 ` [PATCH] gpio: samsung: Remove remaining check for CONFIG_S5P_GPIO_DRVSTR Paul Bolle
2014-09-18 19:34 ` Tomasz Figa
2014-09-23 15:42 ` Linus Walleij
2014-07-04 17:48 ` [PATCH 19/19] clk: samsung: s5pv210: Remove legacy board support Tomasz Figa
2014-07-04 17:53 ` [PATCH 00/19] ARM: SAMSUNG: S5PV210 platform clean-up Tomasz Figa
2014-07-04 20:15 ` Arnd Bergmann
2014-07-12 22:57 ` Kukjin Kim
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