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Commit 218077a3 authored by Aaro Koskinen's avatar Aaro Koskinen Committed by Tony Lindgren
Browse files

ARM: OMAP2+: dts: add n8x0 onenand 



Convert onenand to DT on n8x0 boards.

Signed-off-by: default avatarAaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent b05ef215

arch/arm/boot/dts/omap2420-n8x0-common.dtsi

+65 −0
Original line number Diff line number Diff line
@@ -32,3 +32,68 @@ 
&i2c2 {

	clock-frequency = <400000>;

};



&gpmc {

	ranges = <0 0 0x04000000 0x10000000>;



	/* gpio-irq for dma: 26 */



	onenand@0,0 {

		#address-cells = <1>;

		#size-cells = <1>;

		reg = <0 0 0x10000000>;



		gpmc,sync-read;

		gpmc,burst-length = <16>;

		gpmc,burst-read;

		gpmc,burst-wrap;

		gpmc,device-width = <2>;

		gpmc,mux-add-data = <2>;

		gpmc,cs-on-ns = <0>;

		gpmc,cs-rd-off-ns = <127>;

		gpmc,cs-wr-off-ns = <109>;

		gpmc,adv-on-ns = <0>;

		gpmc,adv-rd-off-ns = <18>;

		gpmc,adv-wr-off-ns = <18>;

		gpmc,oe-on-ns = <27>;

		gpmc,oe-off-ns = <127>;

		gpmc,we-on-ns = <27>;

		gpmc,we-off-ns = <72>;

		gpmc,rd-cycle-ns = <145>;

		gpmc,wr-cycle-ns = <136>;

		gpmc,access-ns = <118>;

		gpmc,page-burst-access-ns = <27>;

		gpmc,bus-turnaround-ns = <0>;

		gpmc,cycle2cycle-delay-ns = <0>;

		gpmc,wait-monitoring-ns = <0>;

		gpmc,clk-activation-ns = <9>;

		gpmc,sync-clk-ps = <27000>;



		/* MTD partition table corresponding to old board-n8x0 file. */

		partition@0 {

			label = "bootloader";

			reg = <0x00000000 0x00020000>;

			read-only;

		};

		partition@1 {

			label = "config";

			reg = <0x00020000 0x00060000>;

		};

		partition@2 {

			label = "kernel";

			reg = <0x00080000 0x00200000>;

		};

		partition@3 {

			label = "initfs";

			reg = <0x00280000 0x00400000>;

		};

		partition@4 {

			label = "rootfs";

			reg = <0x00680000 0x0f980000>;

		};

		partition@5 {

			label = "omap2-onenand";

			reg = <0x00000000 0x10000000>;

		};

	};

};

arch/arm/mach-omap2/board-n8x0.c

+0 −44
Original line number Diff line number Diff line
@@ -162,49 +162,6 @@ static struct spi_board_info n800_spi_board_info[] __initdata = { 
	},

};



#if defined(CONFIG_MTD_ONENAND_OMAP2) || \

	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)



static struct mtd_partition onenand_partitions[] = {

	{

		.name           = "bootloader",

		.offset         = 0,

		.size           = 0x20000,

		.mask_flags     = MTD_WRITEABLE,	/* Force read-only */

	},

	{

		.name           = "config",

		.offset         = MTDPART_OFS_APPEND,

		.size           = 0x60000,

	},

	{

		.name           = "kernel",

		.offset         = MTDPART_OFS_APPEND,

		.size           = 0x200000,

	},

	{

		.name           = "initfs",

		.offset         = MTDPART_OFS_APPEND,

		.size           = 0x400000,

	},

	{

		.name           = "rootfs",

		.offset         = MTDPART_OFS_APPEND,

		.size           = MTDPART_SIZ_FULL,

	},

};



static struct omap_onenand_platform_data board_onenand_data[] = {

	{

		.cs		= 0,

		.gpio_irq	= 26,

		.parts		= onenand_partitions,

		.nr_parts	= ARRAY_SIZE(onenand_partitions),

		.flags		= ONENAND_SYNC_READ,

	}

};

#endif



#if defined(CONFIG_MENELAUS) &&						\

	(defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE))
@@ -639,7 +596,6 @@ static int __init n8x0_late_initcall(void) 
	if (!board_caps)

		return -ENODEV;



	gpmc_onenand_init(board_onenand_data);

	n8x0_mmc_init();

	n8x0_usb_init();