[PATCHv6 2/4] ARM: msm: Add support for APQ8074 Dragonboard

From: Rohit Vaswani
Date: Thu Oct 17 2013 - 14:25:29 EST


This patch adds basic board support for APQ8074 Dragonboard
which belongs to the Snapdragon 800 family.
For now, just support a basic machine with device tree.

Signed-off-by: Rohit Vaswani <rvaswani@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/Makefile | 3 ++-
arch/arm/boot/dts/qcom-apq8074-dragonboard.dts | 6 +++++
arch/arm/boot/dts/qcom-msm8974.dtsi | 33 ++++++++++++++++++++++++++
arch/arm/mach-msm/Kconfig | 11 ++++++++-
arch/arm/mach-msm/board-dt.c | 9 +++++++
5 files changed, 60 insertions(+), 2 deletions(-)
create mode 100644 arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
create mode 100644 arch/arm/boot/dts/qcom-msm8974.dtsi

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 000cf76..e71a3ec 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -102,7 +102,8 @@ dtb-$(CONFIG_ARCH_KIRKWOOD) += kirkwood-cloudbox.dtb \
kirkwood-openblocks_a6.dtb
dtb-$(CONFIG_ARCH_MARCO) += marco-evb.dtb
dtb-$(CONFIG_ARCH_MSM) += msm8660-surf.dtb \
- msm8960-cdp.dtb
+ msm8960-cdp.dtb \
+ qcom-apq8074-dragonboard.dtb
dtb-$(CONFIG_ARCH_MVEBU) += armada-370-db.dtb \
armada-370-mirabox.dtb \
armada-370-netgear-rn102.dtb \
diff --git a/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts b/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
new file mode 100644
index 0000000..13ac3e2
--- /dev/null
+++ b/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
@@ -0,0 +1,6 @@
+#include "qcom-msm8974.dtsi"
+
+/ {
+ model = "Qualcomm APQ8074 Dragonboard";
+ compatible = "qcom,apq8074-dragonboard", "qcom,apq8074";
+};
diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
new file mode 100644
index 0000000..2ebb4f0
--- /dev/null
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -0,0 +1,33 @@
+/dts-v1/;
+
+#include "skeleton.dtsi"
+
+/ {
+ model = "Qualcomm MSM8974";
+ compatible = "qcom,msm8974";
+ interrupt-parent = <&intc>;
+
+ soc: soc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ compatible = "simple-bus";
+
+ intc: interrupt-controller@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 2586c28..5e5782d 100644
--- a/arch/arm/mach-msm/Kconfig
+++ b/arch/arm/mach-msm/Kconfig
@@ -58,9 +58,18 @@ config ARCH_MSM8960
select GPIO_MSM_V2
select MSM_SCM if SMP

+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)
+ depends on (ARCH_MSM8X60 || ARCH_MSM8960 || ARCH_MSM8974)
select SPARSE_IRQ
select USE_OF

diff --git a/arch/arm/mach-msm/board-dt.c b/arch/arm/mach-msm/board-dt.c
index 266a280..5211e80 100644
--- a/arch/arm/mach-msm/board-dt.c
+++ b/arch/arm/mach-msm/board-dt.c
@@ -26,7 +26,16 @@ static const char * const msm_dt_match[] __initconst = {
NULL
};

+static const char * const apq8074_dt_match[] __initconst = {
+ "qcom,apq8074-dragonboard",
+ NULL
+};
+
DT_MACHINE_START(MSM_DT, "Qualcomm MSM (Flattened Device Tree)")
.smp = smp_ops(msm_smp_ops),
.dt_compat = msm_dt_match,
MACHINE_END
+
+DT_MACHINE_START(APQ_DT, "Qualcomm MSM (Flattened Device Tree)")
+ .dt_compat = apq8074_dt_match,
+MACHINE_END
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
hosted by The Linux Foundation

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