linux-kernel - [PATCH v2 11/29] ARM: davinci: mityomapl138: add nvmem cells lookup entries

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Message-Id: <20180810080526.27207-12-brgl@bgdev.pl>
Date:   Fri, 10 Aug 2018 10:05:08 +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 11/29] ARM: davinci: mityomapl138: add nvmem cells lookup entries

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-mityomapl138.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c
index 37b3e48a21d1..48a9bae76e4a 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>
@@ -160,6 +161,25 @@ static void read_factory_config(struct nvmem_device *nvmem, void *context)
 	mityomapl138_cpufreq_init(partnum);
 }
 
+static struct nvmem_cell_lookup mityomapl138_nvmem_cells[] = {
+	{
+		.info = {
+			.name = "factory-config",
+			.offset = 0x0,
+			.bytes = sizeof(struct factory_config),
+		},
+		.nvmem_name = "1-00500",
+	},
+	{
+		.info = {
+			.name = "mac-address",
+			.offset = 0x64,
+			.bytes = ETH_ALEN,
+		},
+		.nvmem_name = "1-00500",
+	}
+};
+
 static struct at24_platform_data mityomapl138_fd_chip = {
 	.byte_len	= 256,
 	.page_size	= 8,
@@ -534,6 +554,8 @@ static void __init mityomapl138_init(void)
 	if (ret)
 		pr_warn("spi 1 registration failed: %d\n", ret);
 
+	nvmem_add_lookup_table(mityomapl138_nvmem_cells,
+			       ARRAY_SIZE(mityomapl138_nvmem_cells));
 	mityomapl138_config_emac();
 
 	ret = da8xx_register_rtc();
-- 
2.18.0