This patch adds device tree for the ST Micro stv0991 board & enables device tree control. Progressively device tree support for the drivers being used will also be added.
Signed-off-by: Vikas Manocha vikas.manocha@st.com ---
Changes in v3: - CONFIG_OF_EMBED replaced with CONFIG_OF_SEPARATE
Changes in v2: - added commit message.
arch/arm/dts/Makefile | 1 + arch/arm/dts/stv0991.dts | 23 +++++++++++++++++++++++ configs/stv0991_defconfig | 1 + include/configs/stv0991.h | 3 +++ 4 files changed, 28 insertions(+) create mode 100644 arch/arm/dts/stv0991.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 46a6171..86faf58 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -54,6 +54,7 @@ dtb-$(CONFIG_SOCFPGA) += \ socfpga_arria5_socdk.dtb \ socfpga_cyclone5_socdk.dtb \ socfpga_cyclone5_socrates.dtb +dtb-$(CONFIG_TARGET_STV0991) += stv0991.dtb
dtb-$(CONFIG_LS102XA) += ls1021a-qds.dtb \ ls1021a-twr.dtb diff --git a/arch/arm/dts/stv0991.dts b/arch/arm/dts/stv0991.dts new file mode 100644 index 0000000..b25c48b --- /dev/null +++ b/arch/arm/dts/stv0991.dts @@ -0,0 +1,23 @@ +/dts-v1/; + +/ { + model = "ST STV0991 application board"; + compatible = "st,stv0991"; + #address-cells = <1>; + #size-cells = <1>; + + chosen { + stdout-path = &uart0; + }; + + memory { + device_type="memory"; + reg = <0x0 0x198000>; + }; + + uart0: serial@0x80406000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0x80406000 0x1000>; + clock = <2700000>; + }; +}; diff --git a/configs/stv0991_defconfig b/configs/stv0991_defconfig index 76ba41b..d9edc06 100644 --- a/configs/stv0991_defconfig +++ b/configs/stv0991_defconfig @@ -5,3 +5,4 @@ CONFIG_SYS_MALLOC_F_LEN=0x2000 CONFIG_ETH_DESIGNWARE=y CONFIG_NETDEVICES=y CONFIG_NET=y +CONFIG_DEFAULT_DEVICE_TREE="stv0991" diff --git a/include/configs/stv0991.h b/include/configs/stv0991.h index 2f65eda..dc1ac6d 100644 --- a/include/configs/stv0991.h +++ b/include/configs/stv0991.h @@ -80,4 +80,7 @@ #define CONFIG_AUTOBOOT_PROMPT \ "Hit SPACE in %d seconds to stop autoboot.\n", bootdelay #undef CONFIG_HAS_VBAR +#define CONFIG_OF_SEPARATE +#define CONFIG_OF_CONTROL +#define CONFIG_OF_LIBFDT #endif /* __CONFIG_H */