intel_scu_ipc: fix IPC i2c write bug
We should pass the data to the data register.
Signed-off-by: Jianwei Yang <jianwei.yang@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/platform/x86/intel_scu_ipc.c b/drivers/platform/x86/intel_scu_ipc.c
index 943f908..6abe18e 100644
--- a/drivers/platform/x86/intel_scu_ipc.c
+++ b/drivers/platform/x86/intel_scu_ipc.c
@@ -487,7 +487,7 @@
mdelay(1);
*data = readl(ipcdev.i2c_base + I2C_DATA_ADDR);
} else if (cmd == IPC_I2C_WRITE) {
- writel(addr, ipcdev.i2c_base + I2C_DATA_ADDR);
+ writel(*data, ipcdev.i2c_base + I2C_DATA_ADDR);
mdelay(1);
writel(addr, ipcdev.i2c_base + IPC_I2C_CNTRL_ADDR);
} else {