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Limited Ethernet speed to 10/100 Mbps #1

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Limited Ethernet speed to 10/100 Mbps #1

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f7513e2
Limited Ethernet speed to 10/100 Mbps
morixhub Dec 9, 2014
f48868a
Added kernel parameter for enabling Gigabit ethernet
morixhub Dec 9, 2014
11ac51c
Added ClickTouch touchscreen to default settings for silverbullet
morixhub Mar 9, 2015
b0c62fc
Removed ID95APM watchdog (making use of internal IMX watchdog)
morixhub Jun 19, 2015
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4 changes: 3 additions & 1 deletion arch/arm/configs/silverbullet_defconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -173,7 +173,7 @@ CONFIG_CPU_THERMAL=y
CONFIG_IMX_THERMAL=y
CONFIG_DEVICE_THERMAL=y
CONFIG_WATCHDOG=y
CONFIG_ID95APM_WATCHDOG=y
# CONFIG_ID95APM_WATCHDOG is not set
CONFIG_IMX2_WDT=y
CONFIG_MFD_DA9052_I2C=y
CONFIG_MFD_ID95APM=y
Expand Down Expand Up @@ -375,3 +375,5 @@ CONFIG_CRC_CCITT=m
CONFIG_CRC_T10DIF=y
CONFIG_CRC7=m
CONFIG_LIBCRC32C=m
CONFIG_TOUCHSCREEN_CLICKTOUCH=y

26 changes: 26 additions & 0 deletions drivers/net/phy/micrel.c
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,17 @@
#define KS8737_CTRL_INT_ACTIVE_HIGH (1 << 14)
#define KSZ8051_RMII_50MHZ_CLK (1 << 7)

static int gigabit_enabled __initdata = 0;

static int __init gigabit_setup(char *gigabit)
{
if(gigabit != 0 && strcmp(gigabit, "1") == 0)
gigabit_enabled = 1;

return 1;
}
__setup("gigabit=", gigabit_setup);

static int ksz_config_flags(struct phy_device *phydev)
{
int regval;
Expand Down Expand Up @@ -324,6 +335,21 @@ static struct phy_driver ksphy_driver[] = {

static int __init ksphy_init(void)
{
// Tweak KSZ9031
int i = 0;
for(i = 0; i < ARRAY_SIZE(ksphy_driver); i++)
{
if(ksphy_driver[i].phy_id == PHY_ID_KSZ9031)
{
if(gigabit_enabled)
ksphy_driver[i].features = (PHY_GBIT_FEATURES | SUPPORTED_Pause | SUPPORTED_Asym_Pause);
else
ksphy_driver[i].features = (PHY_BASIC_FEATURES | SUPPORTED_Pause | SUPPORTED_Asym_Pause);

break;
}
}

return phy_drivers_register(ksphy_driver,
ARRAY_SIZE(ksphy_driver));
}
Expand Down