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@@ -19,6 +19,7 @@
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#include <dm/device_compat.h>
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#include <linux/errno.h>
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#include <asm/mach-imx/mxc_i2c.h>
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+#include <asm/mach-imx/sys_proto.h>
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#include <asm/io.h>
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#include <i2c.h>
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#include <watchdog.h>
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@@ -747,6 +748,14 @@ void bus_i2c_init(int index, int speed, int unused,
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return;
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}
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+ if (CONFIG_IS_ENABLED(IMX_MODULE_FUSE)) {
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+ if (i2c_fused((ulong)mxc_i2c_buses[index].base)) {
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+ printf("SoC fuse indicates I2C@0x%lx is unavailable.\n",
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+ (ulong)mxc_i2c_buses[index].base);
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+ return;
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+ }
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+ }
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+
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/*
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* Warning: Be careful to allow the assignment to a static
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* variable here. This function could be called while U-Boot is
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@@ -892,6 +901,14 @@ static int mxc_i2c_probe(struct udevice *bus)
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if (addr == FDT_ADDR_T_NONE)
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return -EINVAL;
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+ if (CONFIG_IS_ENABLED(IMX_MODULE_FUSE)) {
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+ if (i2c_fused((ulong)addr)) {
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+ printf("SoC fuse indicates I2C@0x%lx is unavailable.\n",
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+ (ulong)addr);
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+ return -ENODEV;
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+ }
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+ }
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+
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i2c_bus->base = addr;
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i2c_bus->index = bus->seq;
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i2c_bus->bus = bus;
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