Convert onenand to DT on n8x0 boards.
Signed-off-by: Aaro Koskinen <aaro.koskinen@xxxxxx>
---
This patch is based on top of Tony's 2420 DT patches.
arch/arm/boot/dts/omap2420-n8x0-common.dtsi | 65 +++++++++++++++++++++++++++++
arch/arm/mach-omap2/board-n8x0.c | 44 -------------------
2 files changed, 65 insertions(+), 44 deletions(-)
diff --git a/arch/arm/boot/dts/omap2420-n8x0-common.dtsi b/arch/arm/boot/dts/omap2420-n8x0-common.dtsi
index c539693..89608b2 100644
--- a/arch/arm/boot/dts/omap2420-n8x0-common.dtsi
+++ b/arch/arm/boot/dts/omap2420-n8x0-common.dtsi
@@ -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>;
+ };
+ };
+};
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 5e04bdc..f7996194 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -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();
--
1.8.4.3
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