Hello.
On 10/15/10 07:08, vm.rod25@xxxxxxxxx wrote:
> From: Victor Rodriguez<victor.rodriguez@xxxxxxxxxx>
> This patch adds EMAC support for the Hawkboard-L138 system
> Signed-off-by: Victor Rodriguez<victor.rodriguez@xxxxxxxxxx>
> ---
> arch/arm/mach-davinci/board-omapl138-hawk.c | 50 +++++++++++++++++++++++++++
> 1 files changed, 50 insertions(+), 0 deletions(-)
> diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c
> index c472dd8..2220105 100644
> --- a/arch/arm/mach-davinci/board-omapl138-hawk.c
> +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c
> @@ -19,6 +19,54 @@
>
> #include<mach/cp_intc.h>
> #include<mach/da8xx.h>
> +#include<mach/mux.h>
> +
> +#define HAWKBOARD_PHY_ID "0:07"
> +
> +static short omapl138_hawk_mii_pins[] __initdata = {
> + DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
> + DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
> + DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
> + DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
> + DA850_MDIO_D,
> + -1
> +};
> +
> +static __init void omapl138_hawk_config_emac(void)
> +{
> + void __iomem *cfgchip3;
> + int ret;
> + u32 val;
> + struct davinci_soc_info *soc_info =&davinci_soc_info;
> +
> + if (!machine_is_omapl138_hawkboard())
> + return;
> +
> + cfgchip3 = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
> +
> + val = __raw_readl(cfgchip3);
> +
> + val&= ~BIT(8);
> + ret = davinci_cfg_reg_list(omapl138_hawk_mii_pins);
> + if (ret) {
> + pr_warning("%s: "
> + "cpgmac/mii mux setup failed: %d\n", __func__, ret);
> + return;
> + }
> +
> + pr_info("EMAC: MII PHY configured\n");
I said this should *follow* __raw_writel(), not precede it...
> + /* configure the CFGCHIP3 register for MII */
> + __raw_writel(val, cfgchip3);
> +
> + soc_info->emac_pdata->phy_id = HAWKBOARD_PHY_ID;
> +
> + ret = da8xx_register_emac();
> + if (ret)
> + pr_warning("%s: "
> + "emac registration failed: %d\n", __func__, ret);
> + return;
'return' not needed here. And you've forgotten to enclose it in {} anyway. :-)
WBR. Sergei
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