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我在board-da850-evm.c文件增加ax88796b的板级驱动:static struct resource ax88796b_resources[] = {
* A, l7 d6 E4 g3 F, c2 h/ q! {7 l [0] = {
8 T$ L9 T# @* c; y .start = DA8XX_AEMIF_CS5_BASE,5 m- L4 p' B" Y4 f3 ]8 N2 q
.end = DA8XX_AEMIF_CS5_BASE + SZ_32K - 1,
% P5 B, R8 b6 h2 d ]3 ~ .flags = IORESOURCE_MEM,
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[1] = {- f9 O" J% A" f4 v
.start = -1,- P7 \" Z" e5 B2 G8 t+ O2 n7 Q
.end = -1,5 e ?& Z4 ~( ]0 Q4 }9 K
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,+ o9 P9 z8 G0 |
},
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- n% {% ~5 ], I9 ~/ b};
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static struct platform_device ax88796b_device = {
m5 I0 r+ _' \* L .name = "ax88796b",
% l8 ~( o9 \9 R; q7 Z/ ?7 ^8 r .dev = {# c2 Y2 e2 j0 H2 |
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},% `: Z4 y8 {6 g% E7 |& u6 E% Q
.num_resources = ARRAY_SIZE(ax88796b_resources),
/ V0 Z! T7 f% }5 U .resource = ax88796b_resources,4 W% I; a. _) B' m* I. t0 [
};
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static inline void da850_evm_setup_ax88796b(void)8 @% d4 ?; D* h1 n+ x. o
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void __iomem *aemif_addr;* f, |( N$ O$ F W5 @" c' m
int ret = 0;( C# u) I& t: h9 Z
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ret = davinci_cfg_reg_list(da850_evm_ax88796b_pins);7 T+ x4 N1 G# E/ [7 \( w& I% N
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if(ret)# V+ S/ x# N/ ?
pr_warning("da850_evm_init: ax88796b mux setup failde:"2 @: h2 u" ~& C& E; @* h
"%d\n", ret);
6 H$ ?) @0 K+ y; j* \* ^( A3 z aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);. D- u ^0 F# {( h* }) a! d1 F h- D
& N. u5 G2 _0 Z- W: {8 d writel(readl(aemif_addr + DA8XX_AEMIF_CE5CFG_OFFSET) |; p+ J* h2 w' s9 o- k
DA8XX_AEMIF_ASIZE_16BIT,
+ w9 G6 y- O% O( e7 d v aemif_addr + DA8XX_AEMIF_CE5CFG_OFFSET);
6 Z3 X0 P: b* |; _; ]$ N! s iounmap(aemif_addr);9 J4 g3 Q' }2 R0 M6 S U- n
ax88796b_resources[1].start = gpio_to_irq(DA850_AX88796B_IRQ);$ [) k3 [; L0 ~, {, D
ax88796b_resources[1].end = ax88796b_resources[1].start;
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" i9 i; v- U3 q& a, r platform_device_register(&ax88796b_device);# @4 }( r( D% L/ v9 | g; L
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}
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和相关的引脚配置
- y- _$ O* _; M! X. M4 Z编译通过，
1 E# r4 k+ u! Z0 |: {在板子内核启动过程中：
% Y0 g6 C- Y0 o7 s/ d: [INIT: version 2.88 booting
9 j- ^7 n: F1 _5 l8 uStarting udev- ], y y' P1 S
Starting Bootlog daemon: bootlogd.
' D7 S' L; W9 y' \8 }5 G. k' pALSA: Restoring mixer settings...
% \( B( Z9 Q1 v, W3 p0 v/usr/sbin/alsactl: load_state:1686: No soundcards found...7 n! a9 K r `5 T. Y9 H& n
Configuring network interfaces... [ 12.665617] davinci_mdio davinci_mdio.0: resetting idled controller
( v% z8 t. i/ }8 R0 b+ F[ 12.672854] net eth0: attached PHY driver [SMSC LAN8710/LAN8720] (mii_bus:phy_addr=davinci_mdio-0:00, id=7c0f1)) u! N/ k1 i* Y1 N$ x5 Y
udhcpc (v1.20.2) started
4 p G: f1 `! W: _0 g$ V$ L* ?& wSending discover...6 K4 W; ^- J, @ m5 J
Sending discover...
" d) X" S5 ]& g: B8 [Sending discover...1 Z6 ?1 k; `1 H9 }
No lease, failing
% r; C' W: N' r5 Y0 \# d0 {done.: V0 `2 }5 U. o
Wed Nov 6 04:33:00 UTC 20138 H2 }6 f' \ |
INIT: Entering runlevel: 5
7 i. E c! B/ ~" UStarting system message bus: dbus.
) c3 B7 ` p! K# O9 SStarting Dropbear SSH server: [ 22.869096] ipv6: disagrees about version of symbol inet_recvmsg: }) A; n: c7 q5 L: J
[ 22.875341] ipv6: Unknown symbol inet_recvmsg (err -22): |$ R4 u& L( N7 Y& d" k
[ 22.880894] ipv6: disagrees about version of symbol skb_free_datagram
* X4 _4 t8 X% {& n6 Z) W9 v* s[ 22.887493] ipv6: Unknown symbol skb_free_datagram (err -22)
* d) i# d9 m8 c& T( p W[ 22.893560] ipv6: disagrees about version of symbol __skb_checksum_complete
8 X/ e- A p4 J. h( }# K+ c[ 22.900598] ipv6: Unknown symbol __skb_checksum_complete (err -22)
' O: D. a( K4 b[ 22.907048] ipv6: disagrees about version of symbol register_sysctl_paths$ Q# Y; ~) i: J, f( w" v
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[ 22.913984] ipv6: Unknown symbol register_sysctl_paths (err -22)( {1 p& x6 A5 T0 e
[ 22.920203] ipv6: disagrees about version of symbol xfrm_inner_extract_output2 c+ |7 i8 a1 s
[ 22.927486] ipv6: Unknown symbol xfrm_inner_extract_output (err -22)
; M/ E4 v; ^7 F[ 22.934104] ipv6: disagrees about version of symbol skb_free_datagram_locked
5 h6 w2 D/ {/ S* ~# e( \# l5 w[ 22.941222] ipv6: Unknown symbol skb_free_datagram_locked (err -22). b& M5 e ^% }$ y: m: H9 q
[ 22.947739] ipv6: disagrees about version of symbol sock_i_uid
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就会出现这个问题，请问如何解决9 k' @4 K& W: b; A
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发表于 2014-11-21 09:56:52
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