summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-orion5x
diff options
context:
space:
mode:
authorThomas Petazzoni <thomas.petazzoni@free-electrons.com>2014-04-22 23:26:35 +0200
committerJason Cooper <jason@lakedaemon.net>2014-04-26 19:45:18 +0000
commita54cd73b842b615f1e98bb2aa1b963e17d0ca127 (patch)
treec285067388c1d6dff550613e127b8acdfa0165f9 /arch/arm/mach-orion5x
parenta665fce3e7fe1c7d1a77e99293257f2d008b1488 (diff)
downloadop-kernel-dev-a54cd73b842b615f1e98bb2aa1b963e17d0ca127.zip
op-kernel-dev-a54cd73b842b615f1e98bb2aa1b963e17d0ca127.tar.gz
ARM: orion5x: use DT to describe NOR on edmini_v2
This commit converts the already partially DT-converted edmini_v2 platform to use the Device Tree for NOR flash, using the Device Bus. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Link: https://lkml.kernel.org/r/1398202002-28530-32-git-send-email-thomas.petazzoni@free-electrons.com Signed-off-by: Jason Cooper <jason@lakedaemon.net>
Diffstat (limited to 'arch/arm/mach-orion5x')
-rw-r--r--arch/arm/mach-orion5x/edmini_v2-setup.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/arch/arm/mach-orion5x/edmini_v2-setup.c b/arch/arm/mach-orion5x/edmini_v2-setup.c
index 2eebc0c..6bef2d5 100644
--- a/arch/arm/mach-orion5x/edmini_v2-setup.c
+++ b/arch/arm/mach-orion5x/edmini_v2-setup.c
@@ -42,74 +42,12 @@
* EDMINI_V2 Info
****************************************************************************/
-/*
- * 512KB NOR flash Device bus boot chip select
- */
-
-#define EDMINI_V2_NOR_BOOT_BASE 0xfff80000
-#define EDMINI_V2_NOR_BOOT_SIZE SZ_512K
-
-/*****************************************************************************
- * 512KB NOR Flash on BOOT Device
- ****************************************************************************/
-
-/*
- * Currently the MTD code does not recognize the MX29LV400CBCT as a bottom
- * -type device. This could cause risks of accidentally erasing critical
- * flash sectors. We thus define a single, write-protected partition covering
- * the whole flash.
- * TODO: once the flash part TOP/BOTTOM detection issue is sorted out in the MTD
- * code, break this into at least three partitions: 'u-boot code', 'u-boot
- * environment' and 'whatever is left'.
- */
-
-static struct mtd_partition edmini_v2_partitions[] = {
- {
- .name = "Full512kb",
- .size = 0x00080000,
- .offset = 0x00000000,
- .mask_flags = MTD_WRITEABLE,
- },
-};
-
-static struct physmap_flash_data edmini_v2_nor_flash_data = {
- .width = 1,
- .parts = edmini_v2_partitions,
- .nr_parts = ARRAY_SIZE(edmini_v2_partitions),
-};
-
-static struct resource edmini_v2_nor_flash_resource = {
- .flags = IORESOURCE_MEM,
- .start = EDMINI_V2_NOR_BOOT_BASE,
- .end = EDMINI_V2_NOR_BOOT_BASE
- + EDMINI_V2_NOR_BOOT_SIZE - 1,
-};
-
-static struct platform_device edmini_v2_nor_flash = {
- .name = "physmap-flash",
- .id = 0,
- .dev = {
- .platform_data = &edmini_v2_nor_flash_data,
- },
- .num_resources = 1,
- .resource = &edmini_v2_nor_flash_resource,
-};
-
/*****************************************************************************
* General Setup
****************************************************************************/
void __init edmini_v2_init(void)
{
- /*
- * Configure peripherals.
- */
- mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
- ORION_MBUS_DEVBUS_BOOT_ATTR,
- EDMINI_V2_NOR_BOOT_BASE,
- EDMINI_V2_NOR_BOOT_SIZE);
- platform_device_register(&edmini_v2_nor_flash);
-
pr_notice("edmini_v2: USB device port, flash write and power-off "
"are not yet supported.\n");
}
OpenPOWER on IntegriCloud