arm/tegra: device tree support for ventana board (add29e61) · Commits · e / devices / android_kernel_xiaomi_markw

arch/arm/boot/dts/tegra-ventana.dts

0 → 100644

+32 −0

Original line number	Diff line number	Diff line
		/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@70006300 {
		clock-frequency = < 216000000 >;
		};

		sdhci@c8000400 {
		cd-gpios = <&gpio 69 0>; /* gpio PI5 */
		wp-gpios = <&gpio 57 0>; /* gpio PH1 */
		power-gpios = <&gpio 155 0>; /* gpio PT3 */
		};

		sdhci@c8000600 {
		power-gpios = <&gpio 70 0>; /* gpio PI6 */
		support-8bit;
		};
		};

+6 −0

Original line number	Diff line number	Diff line
		@@ -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

+1 −0

Original line number	Diff line number	Diff line
		@@ -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

+21 −5

Original line number	Diff line number	Diff line
		@@ -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),
		@@ -80,9 +80,19 @@ static struct of_device_id tegra_dt_gic_match[] __initdata = {
		{}
		};

		static struct {
		char *machine;
		void (*init)(void);
		} pinmux_configs[] = {
		{ "nvidia,harmony", harmony_pinmux_init },
		{ "nvidia,seaboard", seaboard_pinmux_init },
		{ "nvidia,ventana", ventana_pinmux_init },
		};

		static void __init tegra_dt_init(void)
		{
		struct device_node *node;
		int i;

		node = of_find_matching_node_by_address(NULL, tegra_dt_gic_match,
		TEGRA_ARM_INT_DIST_BASE);
		@@ -91,10 +101,15 @@ static void __init tegra_dt_init(void)

		tegra_clk_init_from_table(tegra_dt_clk_init_table);

		if (of_machine_is_compatible("nvidia,harmony"))
		harmony_pinmux_init();
		else if (of_machine_is_compatible("nvidia,seaboard"))
		seaboard_pinmux_init();
		for (i = 0; i < ARRAY_SIZE(pinmux_configs); i++) {
		if (of_machine_is_compatible(pinmux_configs[i].machine)) {
		pinmux_configs[i].init();
		break;
		}
		}

		WARN(i == ARRAY_SIZE(pinmux_configs),
		"Unknown platform! Pinmuxing not initialized\n");

		/*
		* Finished with the static registrations now; fill in the missing
		@@ -106,6 +121,7 @@ static void __init tegra_dt_init(void)
		static const char * tegra_dt_board_compat[] = {
		"nvidia,harmony",
		"nvidia,seaboard",
		"nvidia,ventana",
		NULL
		};