openwrt/target/linux/ar7/patches-3.18/950-cpmac_titan.patch
Jonas Gorski be11b3b1c7 ar7: unbreak serial console
Serial output was broken since 3.16 for shared uarts between
kernel and login. Fix this by adding a fix sent upstream.

While at it, drop a useless patch that adds duplicate code.

Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com>
2017-10-29 23:41:00 +01:00

53 lines
1.4 KiB
Diff

--- a/drivers/net/ethernet/ti/cpmac.c
+++ b/drivers/net/ethernet/ti/cpmac.c
@@ -1147,6 +1147,8 @@ static int cpmac_probe(struct platform_d
goto out;
}
+ ar7_device_reset(pdata->reset_bit);
+
dev->irq = platform_get_irq_byname(pdev, "irq");
dev->netdev_ops = &cpmac_netdev_ops;
@@ -1228,7 +1230,7 @@ int cpmac_init(void)
cpmac_mii->reset = cpmac_mdio_reset;
cpmac_mii->irq = mii_irqs;
- cpmac_mii->priv = ioremap(AR7_REGS_MDIO, 256);
+ cpmac_mii->priv = ioremap(ar7_is_titan() ? TITAN_REGS_MDIO : AR7_REGS_MDIO, 256);
if (!cpmac_mii->priv) {
pr_err("Can't ioremap mdio registers\n");
@@ -1239,10 +1241,16 @@ int cpmac_init(void)
/* FIXME: unhardcode gpio&reset bits */
ar7_gpio_disable(26);
ar7_gpio_disable(27);
- ar7_device_reset(AR7_RESET_BIT_CPMAC_LO);
- ar7_device_reset(AR7_RESET_BIT_CPMAC_HI);
+
+ if (!ar7_is_titan()) {
+ ar7_device_reset(AR7_RESET_BIT_CPMAC_LO);
+ ar7_device_reset(AR7_RESET_BIT_CPMAC_HI);
+ }
ar7_device_reset(AR7_RESET_BIT_EPHY);
+ if (ar7_is_titan())
+ ar7_device_reset(TITAN_RESET_BIT_EPHY1);
+
cpmac_mii->reset(cpmac_mii);
for (i = 0; i < 300; i++) {
@@ -1259,7 +1267,11 @@ int cpmac_init(void)
mask = 0;
}
- cpmac_mii->phy_mask = ~(mask | 0x80000000);
+ if (ar7_is_titan())
+ cpmac_mii->phy_mask = ~(mask | 0x80000000 | 0x40000000);
+ else
+ cpmac_mii->phy_mask = ~(mask | 0x80000000);
+
snprintf(cpmac_mii->id, MII_BUS_ID_SIZE, "cpmac-1");
res = mdiobus_register(cpmac_mii);