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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[] = {
4 b# Z# B& c& I, F [0] = {7 s6 g' |2 J( u+ K( l# \" I
.start = DA8XX_AEMIF_CS5_BASE,0 e# r6 ^( N" C {8 x- x
.end = DA8XX_AEMIF_CS5_BASE + SZ_32K - 1,
: c5 m$ K7 d( C0 J# f .flags = IORESOURCE_MEM,
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[1] = {
; f" a8 M! J9 r0 _1 G" X, O% i/ B .start = -1,! ^* D$ _) s& W7 N2 u/ y, t
.end = -1,: G1 d' E3 }: a) [8 e
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
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static struct platform_device ax88796b_device = {
H+ x" y6 a& b6 T2 J .name = "ax88796b"," X' i- V9 h4 k9 n/ n
.dev = {
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},; L' A/ D: c7 S. l2 M% n; j
.num_resources = ARRAY_SIZE(ax88796b_resources),
G$ [7 i, k3 H6 U6 K& l" E$ { .resource = ax88796b_resources,
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static inline void da850_evm_setup_ax88796b(void)/ p* e4 }" c) Z5 j, v
{
. O( i" m7 J& z7 K void __iomem *aemif_addr;' n5 f T) q# U' T6 z* |
int ret = 0;
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ret = davinci_cfg_reg_list(da850_evm_ax88796b_pins);
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2 k* M! X5 C3 \# O% ` k3 x7 O if(ret)4 e! o# I" k2 d" J8 H
pr_warning("da850_evm_init: ax88796b mux setup failde:"! [& l5 }& k @
"%d\n", ret);# E C0 K0 e F' ^
aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
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writel(readl(aemif_addr + DA8XX_AEMIF_CE5CFG_OFFSET) |: O* x0 E. v2 v5 K
DA8XX_AEMIF_ASIZE_16BIT,
: E6 f. ^) q F5 N2 S- p7 o aemif_addr + DA8XX_AEMIF_CE5CFG_OFFSET);
0 e+ l3 T2 [! A) y* e iounmap(aemif_addr);
" R6 Y! x( T5 ]! P8 D ax88796b_resources[1].start = gpio_to_irq(DA850_AX88796B_IRQ);( g8 \. o1 K* G4 `' @/ C/ h* |( T
ax88796b_resources[1].end = ax88796b_resources[1].start;
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# ?4 j3 S5 a, V' o+ G platform_device_register(&ax88796b_device);8 X1 I9 O) n4 t
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和相关的引脚配置* m0 o" a5 ^' Z9 f* p. H
编译通过，
* k; ^; R$ J, e* f在板子内核启动过程中：# p3 F3 t, v5 g
INIT: version 2.88 booting
: n$ M" k/ r: j AStarting udev/ M3 E9 I4 @ W% _$ J
Starting Bootlog daemon: bootlogd.+ l4 X5 F6 Q! `/ Y1 h
ALSA: Restoring mixer settings...
0 g: i* N% }- R! ]6 O- {/usr/sbin/alsactl: load_state:1686: No soundcards found...
5 F# [" y/ C; `" b5 HConfiguring network interfaces... [ 12.665617] davinci_mdio davinci_mdio.0: resetting idled controller
0 X. i$ [ n; x# c1 f! v& h1 C[ 12.672854] net eth0: attached PHY driver [SMSC LAN8710/LAN8720] (mii_bus:phy_addr=davinci_mdio-0:00, id=7c0f1)& B4 }- @/ T% `4 ^( d
udhcpc (v1.20.2) started
' }7 l. G ~* O: oSending discover...
" k9 C& P4 M; A4 L" P% Y. o; ASending discover...
# D. y" b& \$ }8 WSending discover...4 h5 q" {# x4 G# s& X2 e# ?" }& m% i
No lease, failing- y2 U* Z, f/ d0 P5 o* j
done.
* m v5 w! h+ |3 u- cWed Nov 6 04:33:00 UTC 2013
2 S4 b3 {# J& D- oINIT: Entering runlevel: 5
; j3 y1 v0 P/ X: f, uStarting system message bus: dbus.9 `. b& y& |- f" R- Y
Starting Dropbear SSH server: [ 22.869096] ipv6: disagrees about version of symbol inet_recvmsg/ ]1 ]# h& H7 D" G) s: D
[ 22.875341] ipv6: Unknown symbol inet_recvmsg (err -22)
_1 I- P) o4 A6 X# l[ 22.880894] ipv6: disagrees about version of symbol skb_free_datagram% u5 a \1 u2 S$ h% U, E
[ 22.887493] ipv6: Unknown symbol skb_free_datagram (err -22)
* @# l& j' r: q) S6 M; p/ q% K[ 22.893560] ipv6: disagrees about version of symbol __skb_checksum_complete' S7 N+ K2 ?- W+ m$ B
[ 22.900598] ipv6: Unknown symbol __skb_checksum_complete (err -22): O( ^# y$ m+ F* d
[ 22.907048] ipv6: disagrees about version of symbol register_sysctl_paths
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[ 22.913984] ipv6: Unknown symbol register_sysctl_paths (err -22)
" U0 [( e8 a" V/ x# S[ 22.920203] ipv6: disagrees about version of symbol xfrm_inner_extract_output& y' g, a4 g( B; e* _" Z) ~) p
[ 22.927486] ipv6: Unknown symbol xfrm_inner_extract_output (err -22)! e" j2 q1 ?- s7 r7 T# \8 T
[ 22.934104] ipv6: disagrees about version of symbol skb_free_datagram_locked
9 a% k8 W) D \- [, D! m. w[ 22.941222] ipv6: Unknown symbol skb_free_datagram_locked (err -22)
7 R& \5 E# S" h" Y/ I! b% P[ 22.947739] ipv6: disagrees about version of symbol sock_i_uid
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' p [: X% N' _就会出现这个问题，请问如何解决
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发表于 2014-11-21 09:56:52
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