From: Mike Cruse Date: Mon, 30 Jul 2007 06:29:29 +0000 (+1000) Subject: setup and detect 2nd phy on MCF5275 in FEC driver X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b8a94b3dece0cdfdb42460bab28c454f71d3fa1d;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git setup and detect 2nd phy on MCF5275 in FEC driver Added code to recognize the second interface on M5275 boards. Signed-off-by: Greg Ungerer Signed-off-by: Linus Torvalds --- diff --git a/drivers/net/fec.c b/drivers/net/fec.c index ff7e449ad57..4e8df910c00 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -1427,6 +1427,29 @@ static void __inline__ fec_request_intrs(struct net_device *dev) *gpio_pehlpar = 0xc0; } #endif + +#if defined(CONFIG_M527x) + /* Set up gpio outputs for MII lines */ + { + volatile u8 *gpio_par_fec; + volatile u16 *gpio_par_feci2c; + + gpio_par_feci2c = (volatile u16 *)(MCF_IPSBAR + 0x100082); + /* Set up gpio outputs for FEC0 MII lines */ + gpio_par_fec = (volatile u8 *)(MCF_IPSBAR + 0x100078); + + *gpio_par_feci2c |= 0x0f00; + *gpio_par_fec |= 0xc0; + +#if defined(CONFIG_FEC2) + /* Set up gpio outputs for FEC1 MII lines */ + gpio_par_fec = (volatile u8 *)(MCF_IPSBAR + 0x100079); + + *gpio_par_feci2c |= 0x00a0; + *gpio_par_fec |= 0xc0; +#endif /* CONFIG_FEC2 */ + } +#endif /* CONFIG_M527x */ } static void __inline__ fec_set_mii(struct net_device *dev, struct fec_enet_private *fep)