diff options
Diffstat (limited to 'arch/arm/mach-davinci/board-mityomapl138.c')
-rw-r--r-- | arch/arm/mach-davinci/board-mityomapl138.c | 38 |
1 files changed, 21 insertions, 17 deletions
diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c index 8df16e81b69e..a381b26328d8 100644 --- a/arch/arm/mach-davinci/board-mityomapl138.c +++ b/arch/arm/mach-davinci/board-mityomapl138.c @@ -14,11 +14,13 @@ #include <linux/init.h> #include <linux/console.h> #include <linux/platform_device.h> +#include <linux/property.h> #include <linux/mtd/partitions.h> +#include <linux/notifier.h> +#include <linux/nvmem-consumer.h> #include <linux/nvmem-provider.h> #include <linux/regulator/machine.h> #include <linux/i2c.h> -#include <linux/platform_data/at24.h> #include <linux/etherdevice.h> #include <linux/spi/spi.h> #include <linux/spi/flash.h> @@ -117,11 +119,15 @@ static void mityomapl138_cpufreq_init(const char *partnum) static void mityomapl138_cpufreq_init(const char *partnum) { } #endif -static void read_factory_config(struct nvmem_device *nvmem, void *context) +static int read_factory_config(struct notifier_block *nb, + unsigned long event, void *data) { int ret; const char *partnum = NULL; - struct davinci_soc_info *soc_info = &davinci_soc_info; + struct nvmem_device *nvmem = data; + + if (strcmp(nvmem_dev_name(nvmem), "1-00500") != 0) + return NOTIFY_DONE; if (!IS_BUILTIN(CONFIG_NVMEM)) { pr_warn("Factory Config not available without CONFIG_NVMEM\n"); @@ -147,21 +153,20 @@ static void read_factory_config(struct nvmem_device *nvmem, void *context) goto bad_config; } - pr_info("Found MAC = %pM\n", factory_config.mac); - if (is_valid_ether_addr(factory_config.mac)) - memcpy(soc_info->emac_pdata->mac_addr, - factory_config.mac, ETH_ALEN); - else - pr_warn("Invalid MAC found in factory config block\n"); - partnum = factory_config.partnum; pr_info("Part Number = %s\n", partnum); bad_config: /* default maximum speed is valid for all platforms */ mityomapl138_cpufreq_init(partnum); + + return NOTIFY_STOP; } +static struct notifier_block mityomapl138_nvmem_notifier = { + .notifier_call = read_factory_config, +}; + /* * We don't define a cell for factory config as it will be accessed from the * board file using the nvmem notifier chain. @@ -187,12 +192,10 @@ static struct nvmem_cell_lookup mityomapl138_nvmem_cell_lookup = { .con_id = "mac-address", }; -static struct at24_platform_data mityomapl138_fd_chip = { - .byte_len = 256, - .page_size = 8, - .flags = AT24_FLAG_READONLY | AT24_FLAG_IRUGO, - .setup = read_factory_config, - .context = NULL, +static const struct property_entry mityomapl138_fd_chip_properties[] = { + PROPERTY_ENTRY_U32("pagesize", 8), + PROPERTY_ENTRY_BOOL("read-only"), + { } }; static struct davinci_i2c_platform_data mityomap_i2c_0_pdata = { @@ -321,7 +324,7 @@ static struct i2c_board_info __initdata mityomap_tps65023_info[] = { }, { I2C_BOARD_INFO("24c02", 0x50), - .platform_data = &mityomapl138_fd_chip, + .properties = mityomapl138_fd_chip_properties, }, }; @@ -569,6 +572,7 @@ static void __init mityomapl138_init(void) davinci_serial_init(da8xx_serial_device); + nvmem_register_notifier(&mityomapl138_nvmem_notifier); nvmem_add_cell_table(&mityomapl138_nvmem_cell_table); nvmem_add_cell_lookups(&mityomapl138_nvmem_cell_lookup, 1); |