linux-kernel - [PATCH v4 3/3] arm/tegra: device tree support for ventana board

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Date:	Wed, 28 Sep 2011 04:05:02 +0300
From:	Peter De Schrijver <pdeschrijver@...dia.com>
To:	<pdeschrijver@...dia.com>
CC:	Russell King <linux@....linux.org.uk>,
	Colin Cross <ccross@...roid.com>,
	Erik Gilling <konkers@...roid.com>,
	Olof Johansson <olof@...om.net>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <linux-tegra@...r.kernel.org>
Subject: [PATCH v4 3/3] arm/tegra: device tree support for ventana board

Signed-off-by: Peter De Schrijver <pdeschrijver@...dia.com>
---
 arch/arm/boot/dts/tegra-ventana.dts |   32 ++++++++++++++++++++++++++++++++
 arch/arm/mach-tegra/Kconfig         |    6 ++++++
 arch/arm/mach-tegra/Makefile.boot   |    1 +
 arch/arm/mach-tegra/board-dt.c      |    5 ++++-
 4 files changed, 43 insertions(+), 1 deletions(-)
 create mode 100644 arch/arm/boot/dts/tegra-ventana.dts

diff --git a/arch/arm/boot/dts/tegra-ventana.dts b/arch/arm/boot/dts/tegra-ventana.dts
new file mode 100644
index 0000000..9b29a62
--- /dev/null
+++ b/arch/arm/boot/dts/tegra-ventana.dts
@@ -0,0 +1,32 @@
+/dts-v1/;
+
+/memreserve/ 0x1c000000 0x04000000;
+/include/ "tegra20.dtsi"
+
+/ {
+	model = "NVIDIA Tegra2 Ventana evaluation board";
+	compatible = "nvidia,ventana", "nvidia,tegra20";
+
+	chosen {
+		bootargs = "vmalloc=192M video=tegrafb console=ttyS0,115200n8 root=/dev/ram rdinit=/sbin/init";
+	};
+
+	memory {
+		reg = < 0x00000000 0x40000000 >;
+	};
+
+	serial@...06300 {
+		clock-frequency = < 216000000 >;
+	};
+
+	sdhci@...00400 {
+		cd-gpios = <&gpio 69 0>; /* gpio PI5 */
+		wp-gpios = <&gpio 57 0>; /* gpio PH1 */
+		power-gpios = <&gpio 155 0>; /* gpio PT3 */
+	};
+
+	sdhci@...00600 {
+		power-gpios = <&gpio 70 0>; /* gpio PI6 */
+		support-8bit;
+	};
+};
diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig
index d82ebab..91aff7c 100644
--- a/arch/arm/mach-tegra/Kconfig
+++ b/arch/arm/mach-tegra/Kconfig
@@ -69,6 +69,12 @@ config MACH_WARIO
        help
          Support for the Wario version of Seaboard
 
+config MACH_VENTANA
+       bool "Ventana board"
+       select MACH_TEGRA_DT
+       help
+         Support for the nVidia Ventana development platform
+
 choice
         prompt "Low-level debug console UART"
         default TEGRA_DEBUG_UART_NONE
diff --git a/arch/arm/mach-tegra/Makefile.boot b/arch/arm/mach-tegra/Makefile.boot
index 5e870d2..bd12c9f 100644
--- a/arch/arm/mach-tegra/Makefile.boot
+++ b/arch/arm/mach-tegra/Makefile.boot
@@ -4,3 +4,4 @@ initrd_phys-$(CONFIG_ARCH_TEGRA_2x_SOC)	:= 0x00800000
 
 dtb-$(CONFIG_MACH_HARMONY) += tegra-harmony.dtb
 dtb-$(CONFIG_MACH_SEABOARD) += tegra-seaboard.dtb
+dtb-$(CONFIG_MACH_VENTANA) += tegra-ventana.dtb
diff --git a/arch/arm/mach-tegra/board-dt.c b/arch/arm/mach-tegra/board-dt.c
index 9f47e04..5885102 100644
--- a/arch/arm/mach-tegra/board-dt.c
+++ b/arch/arm/mach-tegra/board-dt.c
@@ -47,7 +47,7 @@
 
 void harmony_pinmux_init(void);
 void seaboard_pinmux_init(void);
-
+void ventana_pinmux_init(void);
 
 struct of_dev_auxdata tegra20_auxdata_lookup[] __initdata = {
 	OF_DEV_AUXDATA("nvidia,tegra20-sdhci", TEGRA_SDMMC1_BASE, "sdhci-tegra.0", NULL),
@@ -95,6 +95,8 @@ static void __init tegra_dt_init(void)
 		harmony_pinmux_init();
 	else if (of_machine_is_compatible("nvidia,seaboard"))
 		seaboard_pinmux_init();
+	else if (of_machine_is_compatible("nvidia,ventana"))
+		ventana_pinmux_init();
 
 	/*
 	 * Finished with the static registrations now; fill in the missing
@@ -106,6 +108,7 @@ static void __init tegra_dt_init(void)
 static const char * tegra_dt_board_compat[] = {
 	"nvidia,harmony",
 	"nvidia,seaboard",
+	"nvidia,ventana",
 	NULL
 };
 
-- 
1.7.0.4

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