kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

i.MX27 audmux: Fix register offsets

Browse source 
We have two holes in the register space. The driver did not
handle this. Fix it.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Sascha Hauer 2009-11-30 13:31:29 +01:00
parent 9e3e7afe9b
commit 4c8b581dd2
1 changed files with 7 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
arch/arm/plat-mxc/audmux-v1.c
View file

@ -28,7 +28,9 @@
static void __iomem *audmux_base;
#define MXC_AUDMUX_V1_PCR(x) ((x) * 4)
static unsigned char port_mapping[] = {
0x0, 0x4, 0x8, 0x10, 0x14, 0x1c,
};
int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
{
@ -37,7 +39,10 @@ int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
return -ENOSYS;
}
writel(pcr, audmux_base + MXC_AUDMUX_V1_PCR(port));
if (port >= ARRAY_SIZE(port_mapping))
return -EINVAL;
writel(pcr, audmux_base + port_mapping[port]);
return 0;
}