From: Sascha Hauer <s.hauer@pengutronix.de>
To: Wolfram Sang <w.sang@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH V2] arm: mxs: get MAC from OCOTP for MX28EVK
Date: Thu, 14 Jun 2012 16:10:16 +0200 [thread overview]
Message-ID: <20120614141016.GU30400@pengutronix.de> (raw)
In-Reply-To: <1339679583-8725-1-git-send-email-w.sang@pengutronix.de>
On Thu, Jun 14, 2012 at 03:13:03PM +0200, Wolfram Sang wrote:
> Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
> ---
>
> V2: rewrote code according to Sascha's style guide ;)
>
> arch/arm/boards/freescale-mx28-evk/mx28-evk.c | 30 +++++++++++++++++++++++--
> arch/arm/mach-mxs/Kconfig | 1 +
> 2 files changed, 29 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 9168ed8..fc395a0 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 */
> +void mx28_evk_get_ethaddr(void)
static?
Sascha
> +{
> + 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,
> diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig
> index 3348a3c..57bd556 100644
> --- a/arch/arm/mach-mxs/Kconfig
> +++ b/arch/arm/mach-mxs/Kconfig
> @@ -61,6 +61,7 @@ config MACH_TX28
>
> config MACH_MX28EVK
> bool "mx28-evk"
> + select MXS_OCOTP
> help
> Say Y here if you are using the Freescale i.MX28-EVK board
>
> --
> 1.7.10
>
>
--
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next prev parent reply other threads:[~2012-06-14 14:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-14 13:13 Wolfram Sang
2012-06-14 14:10 ` Sascha Hauer [this message]
2012-06-14 14:17 ` Wolfram Sang
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