diff options
| author | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2018-11-13 15:01:12 +0100 |
|---|---|---|
| committer | Sekhar Nori <nsekhar@ti.com> | 2018-12-06 16:19:50 +0530 |
| commit | 89c817c417f468907bc15fec6384120e6deb57c6 (patch) | |
| tree | aa8801a90aeb08d5bcd9118c74c789882921040b | |
| parent | d3f12777e6d8e13aa4c147bec146663bc1024ab2 (diff) | |
ARM: davinci: dm644x-evm: use cell nvmem lookup for mac address
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>
| -rw-r--r-- | arch/arm/mach-davinci/board-dm644x-evm.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index e4a8f9225d16..e1428115067f 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -22,6 +22,7 @@ #include <linux/mtd/rawnand.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> +#include <linux/nvmem-provider.h> #include <linux/phy.h> #include <linux/clk.h> #include <linux/videodev2.h> @@ -510,6 +511,27 @@ static struct pcf857x_platform_data pcf_data_u35 = { * - ... newer boards may have more */ +static struct nvmem_cell_info dm644evm_nvmem_cells[] = { + { + .name = "macaddr", + .offset = 0x7f00, + .bytes = ETH_ALEN, + } +}; + +static struct nvmem_cell_table dm644evm_nvmem_cell_table = { + .nvmem_name = "1-00500", + .cells = dm644evm_nvmem_cells, + .ncells = ARRAY_SIZE(dm644evm_nvmem_cells), +}; + +static struct nvmem_cell_lookup dm644evm_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, @@ -842,6 +864,8 @@ static __init void davinci_evm_init(void) platform_add_devices(davinci_evm_devices, ARRAY_SIZE(davinci_evm_devices)); #ifdef CONFIG_I2C + nvmem_add_cell_table(&dm644evm_nvmem_cell_table); + nvmem_add_cell_lookups(&dm644evm_nvmem_cell_lookup, 1); evm_init_i2c(); davinci_setup_mmc(0, &dm6446evm_mmc_config); #endif |