From: shawn.guo@freescale.com (Shawn Guo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/6] ARM: imx: add basic imx6sx SoC support
Date: Tue, 13 May 2014 22:12:16 +0800 [thread overview]
Message-ID: <1399990339-12677-4-git-send-email-shawn.guo@freescale.com> (raw)
In-Reply-To: <1399990339-12677-1-git-send-email-shawn.guo@freescale.com>
Add basic suppport for i.MX6 SoloX SoC.
Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
---
arch/arm/mach-imx/Kconfig | 8 +++++++
arch/arm/mach-imx/Makefile | 1 +
arch/arm/mach-imx/cpu.c | 3 +++
arch/arm/mach-imx/mach-imx6sx.c | 51 +++++++++++++++++++++++++++++++++++++++++
arch/arm/mach-imx/mxc.h | 6 +++++
5 files changed, 69 insertions(+)
create mode 100644 arch/arm/mach-imx/mach-imx6sx.c
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index d56eb1a..fe49353 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -797,6 +797,14 @@ config SOC_IMX6SL
help
This enables support for Freescale i.MX6 SoloLite processor.
+config SOC_IMX6SX
+ bool "i.MX6 SoloX support"
+ select PINCTRL_IMX6SX
+ select SOC_IMX6
+
+ help
+ This enables support for Freescale i.MX6 SoloX processor.
+
config SOC_VF610
bool "Vybrid Family VF610 support"
select ARM_GIC
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index 8dd377b..f976fb5 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -101,6 +101,7 @@ obj-$(CONFIG_SMP) += headsmp.o platsmp.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
obj-$(CONFIG_SOC_IMX6Q) += clk-imx6q.o mach-imx6q.o
obj-$(CONFIG_SOC_IMX6SL) += clk-imx6sl.o mach-imx6sl.o
+obj-$(CONFIG_SOC_IMX6SX) += clk-imx6sx.o mach-imx6sx.o
ifeq ($(CONFIG_SUSPEND),y)
AFLAGS_suspend-imx6.o :=-Wa,-march=armv7-a
diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c
index ba3b498..bbe8ff1 100644
--- a/arch/arm/mach-imx/cpu.c
+++ b/arch/arm/mach-imx/cpu.c
@@ -111,6 +111,9 @@ struct device * __init imx_soc_device_init(void)
case MXC_CPU_IMX6DL:
soc_id = "i.MX6DL";
break;
+ case MXC_CPU_IMX6SX:
+ soc_id = "i.MX6SX";
+ break;
case MXC_CPU_IMX6Q:
soc_id = "i.MX6Q";
break;
diff --git a/arch/arm/mach-imx/mach-imx6sx.c b/arch/arm/mach-imx/mach-imx6sx.c
new file mode 100644
index 0000000..02fccf6
--- /dev/null
+++ b/arch/arm/mach-imx/mach-imx6sx.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * 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/irqchip.h>
+#include <linux/of_platform.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include "common.h"
+
+static void __init imx6sx_init_machine(void)
+{
+ struct device *parent;
+
+ mxc_arch_reset_init_dt();
+
+ parent = imx_soc_device_init();
+ if (parent == NULL)
+ pr_warn("failed to initialize soc device\n");
+
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, parent);
+
+ imx_anatop_init();
+}
+
+static void __init imx6sx_init_irq(void)
+{
+ imx_init_revision_from_anatop();
+ imx_init_l2cache();
+ imx_src_init();
+ imx_gpc_init();
+ irqchip_init();
+}
+
+static const char *imx6sx_dt_compat[] __initconst = {
+ "fsl,imx6sx",
+ NULL,
+};
+
+DT_MACHINE_START(IMX6SX, "Freescale i.MX6 SoloX (Device Tree)")
+ .map_io = debug_ll_io_init,
+ .init_irq = imx6sx_init_irq,
+ .init_machine = imx6sx_init_machine,
+ .dt_compat = imx6sx_dt_compat,
+ .restart = mxc_restart,
+MACHINE_END
diff --git a/arch/arm/mach-imx/mxc.h b/arch/arm/mach-imx/mxc.h
index b08ab3a..75d6a37 100644
--- a/arch/arm/mach-imx/mxc.h
+++ b/arch/arm/mach-imx/mxc.h
@@ -36,6 +36,7 @@
#define MXC_CPU_MX53 53
#define MXC_CPU_IMX6SL 0x60
#define MXC_CPU_IMX6DL 0x61
+#define MXC_CPU_IMX6SX 0x62
#define MXC_CPU_IMX6Q 0x63
#define IMX_CHIP_REVISION_1_0 0x10
@@ -163,6 +164,11 @@ static inline bool cpu_is_imx6dl(void)
return __mxc_cpu_type == MXC_CPU_IMX6DL;
}
+static inline bool cpu_is_imx6sx(void)
+{
+ return __mxc_cpu_type == MXC_CPU_IMX6SX;
+}
+
static inline bool cpu_is_imx6q(void)
{
return __mxc_cpu_type == MXC_CPU_IMX6Q;
--
1.8.3.2
next prev parent reply other threads:[~2014-05-13 14:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-13 14:12 [PATCH 0/6] ARM: imx: add initial i.MX6 SoloX support Shawn Guo
2014-05-13 14:12 ` [PATCH 1/6] ARM: imx: add low-level debug support for imx6sx Shawn Guo
2014-05-13 14:12 ` [PATCH 2/6] ARM: imx: add clock driver " Shawn Guo
2014-05-13 14:12 ` Shawn Guo [this message]
2014-05-13 14:12 ` [PATCH 5/6] ARM: dts: imx: add initial imx6sx device tree source Shawn Guo
2014-05-13 14:12 ` [PATCH 6/6] ARM: dts: imx: add initial imx6sx-sdb board support Shawn Guo
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