i2c: Make of_device_id array const

Make of_device_id array const, because all OF functions
handle it as const.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Peter Korsgaard <peter@korsgaard.com>
Acked-by: Maxime Coquelin <maxime.coquelin@st.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
diff --git a/drivers/i2c/busses/i2c-ocores.c b/drivers/i2c/busses/i2c-ocores.c
index 1f6369f..0e10cc6 100644
--- a/drivers/i2c/busses/i2c-ocores.c
+++ b/drivers/i2c/busses/i2c-ocores.c
@@ -250,7 +250,7 @@
 	.algo		= &ocores_algorithm,
 };
 
-static struct of_device_id ocores_i2c_match[] = {
+static const struct of_device_id ocores_i2c_match[] = {
 	{
 		.compatible = "opencores,i2c-ocores",
 		.data = (void *)TYPE_OCORES,
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index bbe6dfb..be671f7 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -1084,7 +1084,7 @@
 	.functionality	= i2c_pxa_functionality,
 };
 
-static struct of_device_id i2c_pxa_dt_ids[] = {
+static const struct of_device_id i2c_pxa_dt_ids[] = {
 	{ .compatible = "mrvl,pxa-i2c", .data = (void *)REGS_PXA2XX },
 	{ .compatible = "mrvl,pwri2c", .data = (void *)REGS_PXA3XX },
 	{ .compatible = "mrvl,mmp-twsi", .data = (void *)REGS_PXA2XX },
diff --git a/drivers/i2c/busses/i2c-riic.c b/drivers/i2c/busses/i2c-riic.c
index 9e1f8ba..af3b3d0 100644
--- a/drivers/i2c/busses/i2c-riic.c
+++ b/drivers/i2c/busses/i2c-riic.c
@@ -404,7 +404,7 @@
 	return 0;
 }
 
-static struct of_device_id riic_i2c_dt_ids[] = {
+static const struct of_device_id riic_i2c_dt_ids[] = {
 	{ .compatible = "renesas,riic-rz" },
 	{ /* Sentinel */ },
 };
diff --git a/drivers/i2c/busses/i2c-st.c b/drivers/i2c/busses/i2c-st.c
index 8720161..95b94767 100644
--- a/drivers/i2c/busses/i2c-st.c
+++ b/drivers/i2c/busses/i2c-st.c
@@ -847,7 +847,7 @@
 	return 0;
 }
 
-static struct of_device_id st_i2c_match[] = {
+static const struct of_device_id st_i2c_match[] = {
 	{ .compatible = "st,comms-ssc-i2c", },
 	{ .compatible = "st,comms-ssc4-i2c", },
 	{},
diff --git a/drivers/i2c/busses/i2c-wmt.c b/drivers/i2c/busses/i2c-wmt.c
index 889a212..f80a38c2 100644
--- a/drivers/i2c/busses/i2c-wmt.c
+++ b/drivers/i2c/busses/i2c-wmt.c
@@ -452,7 +452,7 @@
 	return 0;
 }
 
-static struct of_device_id wmt_i2c_dt_ids[] = {
+static const struct of_device_id wmt_i2c_dt_ids[] = {
 	{ .compatible = "wm,wm8505-i2c" },
 	{ /* Sentinel */ },
 };