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ARM: OMAP2+: dts: add n8x0 onenand 

Convert onenand to DT on n8x0 boards.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
hifive-unleashed-5.1
Aaro Koskinen 2013-11-16 20:36:22 +02:00 committed by Tony Lindgren
parent b05ef2159d
commit 218077a3c0
2 changed files with 65 additions and 44 deletions
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65
arch/arm/boot/dts/omap2420-n8x0-common.dtsi
View File

@ -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>;
};
};
};

44
arch/arm/mach-omap2/board-n8x0.c
View File

@ -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();