diff options
| author | Bartosz Golaszewski <bgolaszewski@baylibre.com> | 2018-11-13 15:01:15 +0100 |
|---|---|---|
| committer | Sekhar Nori <nsekhar@ti.com> | 2018-12-06 16:19:50 +0530 |
| commit | 32feb9481ffd71c09b642a2f99c1cc899643a4c6 (patch) | |
| tree | 40d5304b45cac5e6cd9dd8735b7fda92c13791b1 /arch/arm/mach-davinci | |
| parent | c85efcc60a892210aa10688d5de1f997d5cad799 (diff) | |
ARM: davinci: mityomapl138: 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>
Diffstat (limited to 'arch/arm/mach-davinci')
| -rw-r--r-- | arch/arm/mach-davinci/board-mityomapl138.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c index 2933e0c87cfa..8df16e81b69e 100644 --- a/arch/arm/mach-davinci/board-mityomapl138.c +++ b/arch/arm/mach-davinci/board-mityomapl138.c @@ -15,6 +15,7 @@ #include <linux/console.h> #include <linux/platform_device.h> #include <linux/mtd/partitions.h> +#include <linux/nvmem-provider.h> #include <linux/regulator/machine.h> #include <linux/i2c.h> #include <linux/platform_data/at24.h> @@ -161,6 +162,31 @@ bad_config: mityomapl138_cpufreq_init(partnum); } +/* + * We don't define a cell for factory config as it will be accessed from the + * board file using the nvmem notifier chain. + */ +static struct nvmem_cell_info mityomapl138_nvmem_cells[] = { + { + .name = "macaddr", + .offset = 0x64, + .bytes = ETH_ALEN, + } +}; + +static struct nvmem_cell_table mityomapl138_nvmem_cell_table = { + .nvmem_name = "1-00500", + .cells = mityomapl138_nvmem_cells, + .ncells = ARRAY_SIZE(mityomapl138_nvmem_cells), +}; + +static struct nvmem_cell_lookup mityomapl138_nvmem_cell_lookup = { + .nvmem_name = "1-00500", + .cell_name = "macaddr", + .dev_id = "davinci_emac.1", + .con_id = "mac-address", +}; + static struct at24_platform_data mityomapl138_fd_chip = { .byte_len = 256, .page_size = 8, @@ -543,6 +569,9 @@ static void __init mityomapl138_init(void) davinci_serial_init(da8xx_serial_device); + nvmem_add_cell_table(&mityomapl138_nvmem_cell_table); + nvmem_add_cell_lookups(&mityomapl138_nvmem_cell_lookup, 1); + ret = da8xx_register_i2c(0, &mityomap_i2c_0_pdata); if (ret) pr_warn("i2c0 registration failed: %d\n", ret); |