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ARM: davinci: dm365-evm: use cell nvmem lookup for mac address

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We now support nvmem lookups and cell definitions for machine code.
Add relevant data structures for the mac-address stored in at24 EEPROM.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
Bartosz Golaszewski 2018-11-13 15:01:11 +01:00 committed by Sekhar Nori
parent 651022382c
commit d3f12777e6
1 changed files with 25 additions and 0 deletions
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25
arch/arm/mach-davinci/board-dm365-evm.c
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@ -24,6 +24,7 @@
#include <linux/mtd/partitions.h>
#include <linux/slab.h>
#include <linux/mtd/rawnand.h>
#include <linux/nvmem-provider.h>
#include <linux/input.h>
#include <linux/spi/spi.h>
#include <linux/spi/eeprom.h>
@ -203,6 +204,27 @@ static struct platform_device davinci_aemif_device = {
.num_resources = ARRAY_SIZE(davinci_aemif_resources),
};
static struct nvmem_cell_info davinci_nvmem_cells[] = {
{
.name = "macaddr",
.offset = 0x7f00,
.bytes = ETH_ALEN,
}
};
static struct nvmem_cell_table davinci_nvmem_cell_table = {
.nvmem_name = "1-00500",
.cells = davinci_nvmem_cells,
.ncells = ARRAY_SIZE(davinci_nvmem_cells),
};
static struct nvmem_cell_lookup davinci_nvmem_cell_lookup = {
.nvmem_name = "1-00500",
.cell_name = "macaddr",
.dev_id = "davinci_emac.1",
.con_id = "mac-address",
};
static struct at24_platform_data eeprom_info = {
.byte_len = (256*1024) / 8,
.page_size = 64,
@ -781,6 +803,9 @@ static __init void dm365_evm_init(void)
if (ret)
pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
nvmem_add_cell_table(&davinci_nvmem_cell_table);
nvmem_add_cell_lookups(&davinci_nvmem_cell_lookup, 1);
evm_init_i2c();
davinci_serial_init(dm365_serial_device);