From: Frank Li <Frank.Li@xxxxxxxxxxxxx>
i.MX6UL is a new SOC, add MSL support
Signed-off-by: Frank Li <Frank.Li@xxxxxxxxxxxxx>
---
arch/arm/mach-imx/Kconfig | 8 ++++++++
arch/arm/mach-imx/Makefile | 1 +
arch/arm/mach-imx/cpu.c | 3 +++
arch/arm/mach-imx/mach-imx6ul.c | 43 +++++++++++++++++++++++++++++++++++++++++
arch/arm/mach-imx/mxc.h | 6 ++++++
5 files changed, 61 insertions(+)
create mode 100644 arch/arm/mach-imx/mach-imx6ul.c
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 573536f..8ceda28 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -548,6 +548,14 @@ config SOC_IMX6SX
help
This enables support for Freescale i.MX6 SoloX processor.
+config SOC_IMX6UL
+ bool "i.MX6 UltraLite support"
+ select PINCTRL_IMX6UL
+ select SOC_IMX6
+
+ help
+ This enables support for Freescale i.MX6 UltraLite processor.
+
config SOC_IMX7D
bool "i.MX7 Dual support"
select PINCTRL_IMX7D
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile
index 37c502a..fb689d8 100644
--- a/arch/arm/mach-imx/Makefile
+++ b/arch/arm/mach-imx/Makefile
@@ -83,6 +83,7 @@ endif
obj-$(CONFIG_SOC_IMX6Q) += mach-imx6q.o
obj-$(CONFIG_SOC_IMX6SL) += mach-imx6sl.o
obj-$(CONFIG_SOC_IMX6SX) += mach-imx6sx.o
+obj-$(CONFIG_SOC_IMX6UL) += mach-imx6ul.o
obj-$(CONFIG_SOC_IMX7D) += mach-imx7d.o
ifeq ($(CONFIG_SUSPEND),y)
diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c
index a7fa92a..5b0f752 100644
--- a/arch/arm/mach-imx/cpu.c
+++ b/arch/arm/mach-imx/cpu.c
@@ -130,6 +130,9 @@ struct device * __init imx_soc_device_init(void)
case MXC_CPU_IMX6Q:
soc_id = "i.MX6Q";
break;
+ case MXC_CPU_IMX6UL:
+ soc_id = "i.MX6UL";
+ break;
case MXC_CPU_IMX7D:
soc_id = "i.MX7D";
break;
diff --git a/arch/arm/mach-imx/mach-imx6ul.c b/arch/arm/mach-imx/mach-imx6ul.c
new file mode 100644
index 0000000..f206506
--- /dev/null
+++ b/arch/arm/mach-imx/mach-imx6ul.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2015 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 imx6ul_init_machine(void)
+{
+ struct device *parent;
+
+ 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, NULL);
+ imx_anatop_init();
+}
+
+static void __init imx6ul_init_irq(void)
+{
+ imx_init_revision_from_anatop();
+ imx_src_init();
+ irqchip_init();
+}
+
+static const char *imx6ul_dt_compat[] __initconst = {
+ "fsl,imx6ul",
+ NULL,
+};
+
+DT_MACHINE_START(IMX6UL, "Freescale i.MX6 Ultralite (Device Tree)")
+ .init_irq = imx6ul_init_irq,
+ .init_machine = imx6ul_init_machine,
+ .dt_compat = imx6ul_dt_compat,
+MACHINE_END
diff --git a/arch/arm/mach-imx/mxc.h b/arch/arm/mach-imx/mxc.h
index c4436d4..a5b1af6 100644
--- a/arch/arm/mach-imx/mxc.h
+++ b/arch/arm/mach-imx/mxc.h
@@ -38,6 +38,7 @@
#define MXC_CPU_IMX6DL 0x61
#define MXC_CPU_IMX6SX 0x62
#define MXC_CPU_IMX6Q 0x63
+#define MXC_CPU_IMX6UL 0x64
#define MXC_CPU_IMX7D 0x72
#define IMX_DDR_TYPE_LPDDR2 1
@@ -165,6 +166,11 @@ static inline bool cpu_is_imx6sx(void)
return __mxc_cpu_type == MXC_CPU_IMX6SX;
}
+static inline bool cpu_is_imx6ul(void)
+{
+ return __mxc_cpu_type == MXC_CPU_IMX6UL;
+}
+
static inline bool cpu_is_imx6q(void)
{
return __mxc_cpu_type == MXC_CPU_IMX6Q;
--
1.9.1
--
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