lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ARM: mxs: configure and register the second FEC device on TX28/STK5-V4

Browse Source 
Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Lothar Waßmann
2011-03-21 17:48:05 +01:00
committed by Sascha Hauer
parent 5d18724588
commit 021ebc2da0
2 changed files with 36 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
arch/arm/mach-mxs/module-tx28.c
View File

@@ -45,7 +45,7 @@ static const iomux_cfg_t tx28_fec_gpio_pads[] __initconst = {
}; };
#define FEC_MODE (MXS_PAD_8MA | MXS_PAD_PULLUP | MXS_PAD_3V3) #define FEC_MODE (MXS_PAD_8MA | MXS_PAD_PULLUP | MXS_PAD_3V3)
static const iomux_cfg_t tx28_fec_pads[] __initconst = { static const iomux_cfg_t tx28_fec0_pads[] __initconst = {
MX28_PAD_ENET0_MDC__ENET0_MDC | FEC_MODE, MX28_PAD_ENET0_MDC__ENET0_MDC | FEC_MODE,
MX28_PAD_ENET0_MDIO__ENET0_MDIO | FEC_MODE, MX28_PAD_ENET0_MDIO__ENET0_MDIO | FEC_MODE,
MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | FEC_MODE, MX28_PAD_ENET0_RX_EN__ENET0_RX_EN | FEC_MODE,
@@ -57,7 +57,20 @@ static const iomux_cfg_t tx28_fec_pads[] __initconst = {
MX28_PAD_ENET_CLK__CLKCTRL_ENET | FEC_MODE, MX28_PAD_ENET_CLK__CLKCTRL_ENET | FEC_MODE,
}; };
static const struct fec_platform_data tx28_fec_data __initconst = { static const iomux_cfg_t tx28_fec1_pads[] __initconst = {
MX28_PAD_ENET0_RXD2__ENET1_RXD0,
MX28_PAD_ENET0_RXD3__ENET1_RXD1,
MX28_PAD_ENET0_TXD2__ENET1_TXD0,
MX28_PAD_ENET0_TXD3__ENET1_TXD1,
MX28_PAD_ENET0_COL__ENET1_TX_EN,
MX28_PAD_ENET0_CRS__ENET1_RX_EN,
};
static struct fec_platform_data tx28_fec0_data = {
.phy = PHY_INTERFACE_MODE_RMII,
};
static struct fec_platform_data tx28_fec1_data = {
.phy = PHY_INTERFACE_MODE_RMII, .phy = PHY_INTERFACE_MODE_RMII,
}; };
@@ -108,15 +121,15 @@ int __init tx28_add_fec0(void)
pr_debug("%s: Deasserting FEC PHY RESET\n", __func__); pr_debug("%s: Deasserting FEC PHY RESET\n", __func__);
gpio_set_value(TX28_FEC_PHY_RESET, 1); gpio_set_value(TX28_FEC_PHY_RESET, 1);
ret = mxs_iomux_setup_multiple_pads(tx28_fec_pads, ret = mxs_iomux_setup_multiple_pads(tx28_fec0_pads,
ARRAY_SIZE(tx28_fec_pads)); ARRAY_SIZE(tx28_fec0_pads));
if (ret) { if (ret) {
pr_debug("%s: mxs_iomux_setup_multiple_pads() failed with rc: %d\n", pr_debug("%s: mxs_iomux_setup_multiple_pads() failed with rc: %d\n",
__func__, ret); __func__, ret);
goto free_gpios; goto free_gpios;
} }
pr_debug("%s: Registering FEC device\n", __func__); pr_debug("%s: Registering FEC0 device\n", __func__);
mx28_add_fec(0, &tx28_fec_data); mx28_add_fec(0, &tx28_fec0_data);
return 0; return 0;
free_gpios: free_gpios:
@@ -129,3 +142,19 @@ free_gpios:
return ret; return ret;
} }
int __init tx28_add_fec1(void)
{
int ret;
ret = mxs_iomux_setup_multiple_pads(tx28_fec1_pads,
ARRAY_SIZE(tx28_fec1_pads));
if (ret) {
pr_debug("%s: mxs_iomux_setup_multiple_pads() failed with rc: %d\n",
__func__, ret);
return ret;
}
pr_debug("%s: Registering FEC1 device\n", __func__);
mx28_add_fec(1, &tx28_fec1_data);
return 0;
}

1
arch/arm/mach-mxs/module-tx28.h
View File

@@ -7,3 +7,4 @@
* Free Software Foundation. * Free Software Foundation.
*/ */
int __init tx28_add_fec0(void); int __init tx28_add_fec0(void);
int __init tx28_add_fec1(void);