[PATCHv2 1/2] ARM: msm: Add support for MSM8974 Dragonboard
Rohit Vaswani
rvaswani at codeaurora.org
Thu Sep 5 20:04:49 EDT 2013
This patch adds basic board support for MSM8974 Dragonboard
which belongs to the Snapdragon 800 family.
For now, just support a basic machine with device tree.
Signed-off-by: Rohit Vaswani <rvaswani at codeaurora.org>
---
arch/arm/boot/dts/Makefile | 3 ++-
arch/arm/boot/dts/msm8974-db.dts | 7 +++++++
arch/arm/boot/dts/msm8974.dtsi | 30 ++++++++++++++++++++++++++++++
arch/arm/mach-msm/Kconfig | 20 ++++++++++++++++++--
arch/arm/mach-msm/Makefile | 1 +
arch/arm/mach-msm/board-dt-8974.c | 23 +++++++++++++++++++++++
6 files changed, 81 insertions(+), 3 deletions(-)
create mode 100644 arch/arm/boot/dts/msm8974-db.dts
create mode 100644 arch/arm/boot/dts/msm8974.dtsi
create mode 100644 arch/arm/mach-msm/board-dt-8974.c
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 69193be..95ace01 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -103,7 +103,8 @@ dtb-$(CONFIG_ARCH_KIRKWOOD) += kirkwood-cloudbox.dtb \
kirkwood-openblocks_a6.dtb
dtb-$(CONFIG_ARCH_MARCO) += marco-evb.dtb
dtb-$(CONFIG_ARCH_MSM) += msm8660-surf.dtb \
- msm8960-cdp.dtb
+ msm8960-cdp.dtb \
+ msm8974-db.dtb
dtb-$(CONFIG_ARCH_MVEBU) += armada-370-db.dtb \
armada-370-mirabox.dtb \
armada-370-netgear-rn102.dtb \
diff --git a/arch/arm/boot/dts/msm8974-db.dts b/arch/arm/boot/dts/msm8974-db.dts
new file mode 100644
index 0000000..74106a8
--- /dev/null
+++ b/arch/arm/boot/dts/msm8974-db.dts
@@ -0,0 +1,7 @@
+/include/ "msm8974.dtsi"
+
+/ {
+ model = "Qualcomm MSM8974 Dragonboard";
+ compatible = "qcom,msm8974-db", "qcom,msm8974";
+};
+
diff --git a/arch/arm/boot/dts/msm8974.dtsi b/arch/arm/boot/dts/msm8974.dtsi
new file mode 100644
index 0000000..aa3bb2f
--- /dev/null
+++ b/arch/arm/boot/dts/msm8974.dtsi
@@ -0,0 +1,30 @@
+/dts-v1/;
+
+/include/ "skeleton.dtsi"
+
+/ {
+ model = "Qualcomm MSM8974";
+ compatible = "qcom,msm8974";
+ interrupt-parent = <&intc>;
+
+ soc: soc { };
+};
+
+&soc {
+ intc: interrupt-controller at f9000000 {
+ compatible = "qcom,msm-qgic2";
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ reg = < 0xf9000000 0x1000 >,
+ < 0xf9002000 0x1000 >;
+ };
+
+ timer {
+ compatible = "arm,armv7-timer";
+ interrupts = <1 2 0xf08>,
+ <1 3 0xf08>,
+ <1 4 0xf08>,
+ <1 1 0xf08>;
+ clock-frequency = <19200000>;
+ };
+};
diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig
index 905efc8..499e8fe 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -1,12 +1,12 @@
if ARCH_MSM
comment "Qualcomm MSM SoC Type"
- depends on (ARCH_MSM8X60 || ARCH_MSM8960)
+ depends on ARCH_MSM_DT
choice
prompt "Qualcomm MSM SoC Type"
default ARCH_MSM7X00A
- depends on !(ARCH_MSM8X60 || ARCH_MSM8960)
+ depends on !ARCH_MSM_DT
config ARCH_MSM7X00A
bool "MSM7x00A / MSM7x01A"
@@ -60,6 +60,19 @@ config ARCH_MSM8960
select MSM_SCM if SMP
select USE_OF
+config ARCH_MSM8974
+ bool "MSM8974"
+ select ARM_GIC
+ select CPU_V7
+ select HAVE_ARM_ARCH_TIMER
+ select HAVE_SMP
+ select MSM_SCM if SMP
+ select USE_OF
+
+config ARCH_MSM_DT
+ def_bool y
+ depends on (ARCH_MSM8X60 || ARCH_MSM8960 || ARCH_MSM8974)
+
config MSM_HAS_DEBUG_UART_HS
bool
@@ -68,6 +81,7 @@ config MSM_SOC_REV_A
config ARCH_MSM_ARM11
bool
+
config ARCH_MSM_SCORPION
bool
@@ -75,6 +89,7 @@ config MSM_VIC
bool
menu "Qualcomm MSM Board Type"
+ depends on !ARCH_MSM_DT
config MACH_HALIBUT
depends on ARCH_MSM
@@ -122,6 +137,7 @@ config MSM_SMD
config MSM_GPIOMUX
bool
+ depends on !ARCH_MSM_DT
help
Support for MSM V1 TLMM GPIOMUX architecture.
diff --git a/arch/arm/mach-msm/Makefile b/arch/arm/mach-msm/Makefile
index d872634..28e5c21 100644
--- a/arch/arm/mach-msm/Makefile
+++ b/arch/arm/mach-msm/Makefile
@@ -28,5 +28,6 @@ obj-$(CONFIG_ARCH_MSM7X30) += board-msm7x30.o devices-msm7x30.o
obj-$(CONFIG_ARCH_QSD8X50) += board-qsd8x50.o devices-qsd8x50.o
obj-$(CONFIG_ARCH_MSM8X60) += board-dt-8660.o
obj-$(CONFIG_ARCH_MSM8960) += board-dt-8960.o
+obj-$(CONFIG_ARCH_MSM8974) += board-dt-8974.o
obj-$(CONFIG_MSM_GPIOMUX) += gpiomux.o
obj-$(CONFIG_ARCH_QSD8X50) += gpiomux-8x50.o
diff --git a/arch/arm/mach-msm/board-dt-8974.c b/arch/arm/mach-msm/board-dt-8974.c
new file mode 100644
index 0000000..697623e
--- /dev/null
+++ b/arch/arm/mach-msm/board-dt-8974.c
@@ -0,0 +1,23 @@
+/* Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * 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.
+ */
+
+#include <linux/of_platform.h>
+#include <asm/mach/arch.h>
+
+static const char * const msm8974_dt_match[] __initconst = {
+ "qcom,msm8974-db",
+ NULL
+};
+
+DT_MACHINE_START(MSM8974_DT, "Qualcomm MSM (Flattened Device Tree)")
+ .dt_compat = msm8974_dt_match,
+MACHINE_END
--
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