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Commit bb59b7fd authored by Victor Rodriguez's avatar Victor Rodriguez Committed by Kevin Hilman
Browse files

davinci: EMAC support for Omapl138-Hawkboard 



This patch adds EMAC support for the Hawkboard-L138 system

Signed-off-by: default avatarVictor Rodriguez <vm.rod25@gmail.com>
Tested-by: default avatarRene Gonzalez <renegs.2378@gmail.com>
Acked-by: default avatarSekhar Nori <nsekhar@ti.com>
Signed-off-by: default avatarKevin Hilman <khilman@ti.com>
parent 3ba789c0

arch/arm/mach-davinci/board-omapl138-hawk.c

+43 −0
Original line number Diff line number Diff line
@@ -19,6 +19,47 @@ 


#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 = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);

	int ret;

	u32 val;

	struct davinci_soc_info *soc_info = &davinci_soc_info;



	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;

	}



	/* configure the CFGCHIP3 register for MII */

	__raw_writel(val, cfgchip3);

	pr_info("EMAC: MII PHY configured\n");



	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);

}





static struct davinci_uart_config omapl138_hawk_uart_config __initdata = {

	.enabled_uarts = 0x7,
@@ -30,6 +71,8 @@ static __init void omapl138_hawk_init(void) 


	davinci_serial_init(&omapl138_hawk_uart_config);



	omapl138_hawk_config_emac();



	ret = da8xx_register_watchdog();

	if (ret)

		pr_warning("omapl138_hawk_init: "