linux-kernel - [PATCH v2 08/29] ARM: davinci: dm644-evm: use nvmem lookup for mac address

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Message-Id: <20180810080526.27207-9-brgl@bgdev.pl>
Date:   Fri, 10 Aug 2018 10:05:05 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Jonathan Corbet <corbet@....net>, 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>,
        Grygorii Strashko <grygorii.strashko@...com>,
        "David S . Miller" <davem@...emloft.net>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Naren <naren.kernel@...il.com>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Lukas Wunner <lukas@...ner.de>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>,
        Sven Van Asbroeck <svendev@...x.com>,
        Paolo Abeni <pabeni@...hat.com>, Alban Bedel <albeu@...e.fr>,
        Rob Herring <robh@...nel.org>,
        David Lechner <david@...hnology.com>,
        Andrew Lunn <andrew@...n.ch>
Cc:     linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-i2c@...r.kernel.org,
        linux-mtd@...ts.infradead.org, linux-omap@...r.kernel.org,
        netdev@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH v2 08/29] ARM: davinci: dm644-evm: use nvmem lookup for mac address

From: Bartosz Golaszewski <bgolaszewski@...libre.com>

We now support nvmem lookups for machine code. Add a lookup for
mac-address.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
---
 arch/arm/mach-davinci/board-dm644x-evm.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c
index 48436f74fd71..829fa1c8d0b4 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>
@@ -476,6 +477,15 @@ static struct pcf857x_platform_data pcf_data_u35 = {
  *  - ... newer boards may have more
  */
 
+static struct nvmem_cell_lookup dm6446evm_mac_address_cell = {
+	.info = {
+		.name = "mac-address",
+		.offset = 0x7f00,
+		.bytes = ETH_ALEN,
+	},
+	.nvmem_name = "1-00500",
+};
+
 static struct at24_platform_data eeprom_info = {
 	.byte_len	= (256*1024) / 8,
 	.page_size	= 64,
@@ -828,6 +838,8 @@ static __init void davinci_evm_init(void)
 		phy_register_fixup_for_uid(LXT971_PHY_ID, LXT971_PHY_MASK,
 						davinci_phy_fixup);
 	}
+
+	nvmem_add_lookup_table(&dm6446evm_mac_address_cell, 1);
 }
 
 MACHINE_START(DAVINCI_EVM, "DaVinci DM644x EVM")
-- 
2.18.0