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Date: Tue, 13 Nov 2018 15:01:16 +0100 From: Bartosz Golaszewski <brgl@...ev.pl> To: Sekhar Nori <nsekhar@...com>, Kevin Hilman <khilman@...nel.org>, Russell King <linux@...linux.org.uk>, Arnd Bergmann <arnd@...db.de>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, David Woodhouse <dwmw2@...radead.org>, Brian Norris <computersforpeace@...il.com>, Boris Brezillon <boris.brezillon@...tlin.com>, Marek Vasut <marek.vasut@...il.com>, Richard Weinberger <richard@....at>, Nicolas Ferre <nicolas.ferre@...rochip.com>, "David S . Miller" <davem@...emloft.net>, Grygorii Strashko <grygorii.strashko@...com>, Srinivas Kandagatla <srinivas.kandagatla@...aro.org>, Andrew Lunn <andrew@...n.ch>, Florian Fainelli <f.fainelli@...il.com>, Rob Herring <robh+dt@...nel.org>, Frank Rowand <frowand.list@...il.com>, Wolfram Sang <wsa@...-dreams.de> Cc: linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-i2c@...r.kernel.org, linux-mtd@...ts.infradead.org, netdev@...r.kernel.org, linux-omap@...r.kernel.org, devicetree@...r.kernel.org, Bartosz Golaszewski <bgolaszewski@...libre.com> Subject: [PATCH v2 08/25] ARM: davinci: dm850-evm: use cell nvmem lookup for mac address From: Bartosz Golaszewski <bgolaszewski@...libre.com> 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@...libre.com> --- arch/arm/mach-davinci/board-da850-evm.c | 29 +++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index e1a949b47306..bac2162e2153 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -28,6 +28,7 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/rawnand.h> #include <linux/mtd/partitions.h> +#include <linux/nvmem-provider.h> #include <linux/mtd/physmap.h> #include <linux/platform_device.h> #include <linux/platform_data/gpio-davinci.h> @@ -100,6 +101,31 @@ static struct mtd_partition da850evm_spiflash_part[] = { }, }; +static struct nvmem_cell_info da850evm_nvmem_cells[] = { + { + .name = "macaddr", + .offset = 0x0, + .bytes = ETH_ALEN, + } +}; + +static struct nvmem_cell_table da850evm_nvmem_cell_table = { + /* + * The nvmem name differs from the partition name because of the + * internal works of the nvmem framework. + */ + .nvmem_name = "MAC-Address0", + .cells = da850evm_nvmem_cells, + .ncells = ARRAY_SIZE(da850evm_nvmem_cells), +}; + +static struct nvmem_cell_lookup da850evm_nvmem_cell_lookup = { + .nvmem_name = "MAC-Address0", + .cell_name = "macaddr", + .dev_id = "davinci_emac.1", + .con_id = "mac-address", +}; + static struct flash_platform_data da850evm_spiflash_data = { .name = "m25p80", .parts = da850evm_spiflash_part, @@ -1395,6 +1421,9 @@ static __init void da850_evm_init(void) davinci_serial_init(da8xx_serial_device); + nvmem_add_cell_table(&da850evm_nvmem_cell_table); + nvmem_add_cell_lookups(&da850evm_nvmem_cell_lookup, 1); + i2c_register_board_info(1, da850_evm_i2c_devices, ARRAY_SIZE(da850_evm_i2c_devices)); -- 2.19.1
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