Root/target/linux/ar7/patches-3.3/972-cpmac_fixup.patch

1--- a/arch/mips/ar7/platform.c
2+++ b/arch/mips/ar7/platform.c
3@@ -33,7 +33,6 @@
4 #include <linux/string.h>
5 #include <linux/etherdevice.h>
6 #include <linux/phy.h>
7-#include <linux/phy_fixed.h>
8 #include <linux/gpio.h>
9 #include <linux/clk.h>
10 
11@@ -248,12 +247,6 @@ static struct resource cpmac_high_res[]
12     },
13 };
14 
15-static struct fixed_phy_status fixed_phy_status __initdata = {
16- .link = 1,
17- .speed = 100,
18- .duplex = 1,
19-};
20-
21 static struct plat_cpmac_data cpmac_low_data = {
22     .reset_bit = 17,
23     .power_bit = 20,
24@@ -680,26 +673,18 @@ static int __init ar7_register_devices(v
25     }
26 
27     if (ar7_has_high_cpmac()) {
28- res = fixed_phy_add(PHY_POLL, cpmac_high.id, &fixed_phy_status);
29- if (!res) {
30- cpmac_get_mac(1, cpmac_high_data.dev_addr);
31-
32- res = platform_device_register(&cpmac_high);
33- if (res)
34- pr_warning("unable to register cpmac-high: %d\n", res);
35- } else
36- pr_warning("unable to add cpmac-high phy: %d\n", res);
37- } else
38- cpmac_low_data.phy_mask = 0xffffffff;
39+ cpmac_get_mac(1, cpmac_high_data.dev_addr);
40 
41- res = fixed_phy_add(PHY_POLL, cpmac_low.id, &fixed_phy_status);
42- if (!res) {
43- cpmac_get_mac(0, cpmac_low_data.dev_addr);
44- res = platform_device_register(&cpmac_low);
45+ res = platform_device_register(&cpmac_high);
46         if (res)
47- pr_warning("unable to register cpmac-low: %d\n", res);
48+ pr_warning("unable to register cpmac-high: %d\n", res);
49     } else
50- pr_warning("unable to add cpmac-low phy: %d\n", res);
51+ cpmac_low_data.phy_mask = 0xffffffff;
52+
53+ cpmac_get_mac(0, cpmac_low_data.dev_addr);
54+ res = platform_device_register(&cpmac_low);
55+ if (res)
56+ pr_warning("unable to register cpmac-low: %d\n", res);
57 
58     detect_leds();
59     res = platform_device_register(&ar7_gpio_leds);
60@@ -712,8 +697,10 @@ static int __init ar7_register_devices(v
61 
62     /* Register watchdog only if enabled in hardware */
63     bootcr = ioremap_nocache(AR7_REGS_DCL, 4);
64- val = readl(bootcr);
65- iounmap(bootcr);
66+ if (bootcr) {
67+ val = readl(bootcr);
68+ iounmap(bootcr);
69+ }
70     if (val & AR7_WDT_HW_ENA) {
71         if (ar7_has_high_vlynq())
72             ar7_wdt_res.start = UR8_REGS_WDT;
73--- a/arch/mips/include/asm/mach-ar7/ar7.h
74+++ b/arch/mips/include/asm/mach-ar7/ar7.h
75@@ -42,6 +42,7 @@
76 #define AR7_REGS_PINSEL (AR7_REGS_BASE + 0x160C)
77 #define AR7_REGS_VLYNQ0 (AR7_REGS_BASE + 0x1800)
78 #define AR7_REGS_DCL (AR7_REGS_BASE + 0x1a00)
79+#define AR7_REGS_MII (AR7_REGS_BASE + 0x1a08)
80 #define AR7_REGS_VLYNQ1 (AR7_REGS_BASE + 0x1c00)
81 #define AR7_REGS_MDIO (AR7_REGS_BASE + 0x1e00)
82 #define AR7_REGS_IRQ (AR7_REGS_BASE + 0x2400)
83--- a/drivers/net/ethernet/ti/cpmac.c
84+++ b/drivers/net/ethernet/ti/cpmac.c
85@@ -35,7 +35,6 @@
86 #include <linux/skbuff.h>
87 #include <linux/mii.h>
88 #include <linux/phy.h>
89-#include <linux/phy_fixed.h>
90 #include <linux/platform_device.h>
91 #include <linux/dma-mapping.h>
92 #include <linux/clk.h>
93@@ -48,14 +47,11 @@ MODULE_LICENSE("GPL");
94 MODULE_ALIAS("platform:cpmac");
95 
96 static int debug_level = 8;
97-static int dumb_switch;
98 
99-/* Next 2 are only used in cpmac_probe, so it's pointless to change them */
100+/* Next is only used in cpmac_probe, so it's pointless to change them */
101 module_param(debug_level, int, 0444);
102-module_param(dumb_switch, int, 0444);
103 
104 MODULE_PARM_DESC(debug_level, "Number of NETIF_MSG bits to enable");
105-MODULE_PARM_DESC(dumb_switch, "Assume switch is not connected to MDIO bus");
106 
107 #define CPMAC_VERSION "0.5.2"
108 /* frame size + 802.1q tag + FCS size */
109@@ -674,9 +670,8 @@ static void cpmac_hw_start(struct net_de
110     for (i = 0; i < 8; i++)
111         cpmac_write(priv->regs, CPMAC_MAC_ADDR_LO(i), dev->dev_addr[5]);
112     cpmac_write(priv->regs, CPMAC_MAC_ADDR_MID, dev->dev_addr[4]);
113- cpmac_write(priv->regs, CPMAC_MAC_ADDR_HI, dev->dev_addr[0] |
114- (dev->dev_addr[1] << 8) | (dev->dev_addr[2] << 16) |
115- (dev->dev_addr[3] << 24));
116+ cpmac_write(priv->regs, CPMAC_MAC_ADDR_HI, be32_to_cpu(*(u32 *)
117+ dev->dev_addr));
118     cpmac_write(priv->regs, CPMAC_MAX_LENGTH, CPMAC_SKB_SIZE);
119     cpmac_write(priv->regs, CPMAC_UNICAST_CLEAR, 0xff);
120     cpmac_write(priv->regs, CPMAC_RX_INT_CLEAR, 0xff);
121@@ -1108,8 +1103,6 @@ static const struct net_device_ops cpmac
122     .ndo_set_mac_address = eth_mac_addr,
123 };
124 
125-static int external_switch;
126-
127 static int __devinit cpmac_probe(struct platform_device *pdev)
128 {
129     int rc, phy_id;
130@@ -1121,25 +1114,18 @@ static int __devinit cpmac_probe(struct
131 
132     pdata = pdev->dev.platform_data;
133 
134- if (external_switch || dumb_switch) {
135- strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); /* fixed phys bus */
136- phy_id = pdev->id;
137- } else {
138- for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
139- if (!(pdata->phy_mask & (1 << phy_id)))
140- continue;
141- if (!cpmac_mii->phy_map[phy_id])
142- continue;
143- strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
144- break;
145- }
146+ for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
147+ if (!(pdata->phy_mask & (1 << phy_id)))
148+ continue;
149+ if (!cpmac_mii->phy_map[phy_id])
150+ continue;
151+ strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
152+ break;
153     }
154 
155     if (phy_id == PHY_MAX_ADDR) {
156- dev_err(&pdev->dev, "no PHY present, falling back "
157- "to switch on MDIO bus 0\n");
158- strncpy(mdio_bus_id, "fixed-0", MII_BUS_ID_SIZE); /* fixed phys bus */
159- phy_id = pdev->id;
160+ printk(KERN_ERR "cpmac: No PHY present\n");
161+ return -ENXIO;
162     }
163 
164     dev = alloc_etherdev_mq(sizeof(*priv), CPMAC_QUEUES);
165@@ -1228,6 +1214,7 @@ int __devinit cpmac_init(void)
166 {
167     u32 mask;
168     int i, res;
169+ void __iomem *mii_reg;
170 
171     cpmac_mii = mdiobus_alloc();
172     if (cpmac_mii == NULL)
173@@ -1251,14 +1238,14 @@ int __devinit cpmac_init(void)
174     ar7_gpio_disable(26);
175     ar7_gpio_disable(27);
176 
177- if (!ar7_is_titan()) {
178+ if (ar7_is_titan()) {
179+ ar7_device_reset(AR7_RESET_BIT_EPHY);
180+ ar7_device_reset(TITAN_RESET_BIT_EPHY1);
181+ } else {
182+ ar7_device_reset(AR7_RESET_BIT_EPHY);
183         ar7_device_reset(AR7_RESET_BIT_CPMAC_LO);
184         ar7_device_reset(AR7_RESET_BIT_CPMAC_HI);
185     }
186- ar7_device_reset(AR7_RESET_BIT_EPHY);
187-
188- if (ar7_is_titan())
189- ar7_device_reset(TITAN_RESET_BIT_EPHY1);
190 
191     cpmac_mii->reset(cpmac_mii);
192 
193@@ -1270,10 +1257,22 @@ int __devinit cpmac_init(void)
194             msleep(10);
195     }
196 
197- mask &= 0x7fffffff;
198+ mask &= ar7_is_titan()? ~(0x80000000 | 0x40000000) : ~(0x80000000);
199     if (mask & (mask - 1)) {
200- external_switch = 1;
201- mask = 0;
202+ if (!ar7_has_high_cpmac()) {
203+ if (ar7_is_titan()) {
204+ ar7_device_disable(AR7_RESET_BIT_EPHY);
205+ ar7_device_disable(TITAN_RESET_BIT_EPHY1);
206+ } else
207+ ar7_device_disable(AR7_RESET_BIT_EPHY);
208+
209+ //Titan remap might be different
210+ mii_reg = ioremap(AR7_REGS_MII, 4);
211+ if (mii_reg) {
212+ writel(readl(mii_reg) | 1, mii_reg);
213+ iounmap(mii_reg);
214+ }
215+ }
216     }
217 
218     if (ar7_is_titan())
219

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