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author | Wolfram Sang <w.sang@pengutronix.de> | 2012-06-14 15:13:03 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2012-06-30 12:53:23 +0200 |
commit | ead6ec8b4f48e4780a18e06a23f8a378277d28f3 (patch) | |
tree | 0f6751361c58fb1d7569d20affb6afde89851d25 /arch/arm/boards/freescale-mx28-evk | |
parent | a6e358b2f5b219fda18a7bc9348cb969043c19d5 (diff) | |
download | barebox-ead6ec8b4f48e4780a18e06a23f8a378277d28f3.tar.gz barebox-ead6ec8b4f48e4780a18e06a23f8a378277d28f3.tar.xz |
arm: mxs: get MAC from OCOTP for MX28EVK
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/boards/freescale-mx28-evk')
-rw-r--r-- | arch/arm/boards/freescale-mx28-evk/mx28-evk.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/arch/arm/boards/freescale-mx28-evk/mx28-evk.c b/arch/arm/boards/freescale-mx28-evk/mx28-evk.c index 9168ed8823..1283e1769a 100644 --- a/arch/arm/boards/freescale-mx28-evk/mx28-evk.c +++ b/arch/arm/boards/freescale-mx28-evk/mx28-evk.c @@ -22,17 +22,18 @@ #include <init.h> #include <mci.h> #include <io.h> +#include <net.h> #include <mach/clock.h> #include <mach/imx-regs.h> #include <mach/iomux-imx28.h> #include <mach/mci.h> +#include <mach/fb.h> +#include <mach/ocotp.h> #include <asm/armlinux.h> #include <asm/mmu.h> -#include <mach/fb.h> - #include <generated/mach-types.h> #define MX28EVK_FEC_PHY_RESET_GPIO 141 @@ -118,6 +119,27 @@ static struct mxs_mci_platform_data mci_pdata = { }; /* fec */ +static void mx28_evk_get_ethaddr(void) +{ + u8 mac_ocotp[3], mac[6]; + int ret; + + ret = mxs_ocotp_read(mac_ocotp, 3, 0); + if (ret != 3) { + pr_err("Reading MAC from OCOTP failed!\n"); + return; + } + + mac[0] = 0x00; + mac[1] = 0x04; + mac[2] = 0x9f; + mac[3] = mac_ocotp[2]; + mac[4] = mac_ocotp[1]; + mac[5] = mac_ocotp[0]; + + eth_register_ethaddr(0, mac); +} + static void __init mx28_evk_fec_reset(void) { mdelay(1); @@ -208,6 +230,10 @@ static int mx28_evk_devices_init(void) add_generic_device("stmfb", 0, NULL, IMX_FB_BASE, 4096, IORESOURCE_MEM, &mx28_evk_fb_pdata); + add_generic_device("ocotp", 0, NULL, IMX_OCOTP_BASE, 0, + IORESOURCE_MEM, NULL); + mx28_evk_get_ethaddr(); /* must be after registering ocotp */ + imx_enable_enetclk(); mx28_evk_fec_reset(); add_generic_device("fec_imx", 0, NULL, IMX_FEC0_BASE, 0, |