i.MX27 audmux: Fix register offsets
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>
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@ -28,7 +28,9 @@
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static void __iomem *audmux_base;
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static void __iomem *audmux_base;
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#define MXC_AUDMUX_V1_PCR(x) ((x) * 4)
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static unsigned char port_mapping[] = {
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0x0, 0x4, 0x8, 0x10, 0x14, 0x1c,
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};
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int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
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int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
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{
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{
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@ -37,7 +39,10 @@ int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr)
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return -ENOSYS;
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return -ENOSYS;
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}
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}
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writel(pcr, audmux_base + MXC_AUDMUX_V1_PCR(port));
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if (port >= ARRAY_SIZE(port_mapping))
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return -EINVAL;
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writel(pcr, audmux_base + port_mapping[port]);
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return 0;
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return 0;
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}
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}
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