[v2,1/5] clk: shmobile: emev2: deassert reset for IIC0/1

Commit Message

Wolfram Sang July 11, 2015, 7:46 a.m. UTC

From: Wolfram Sang <[e-mail]>

We have a driver now for IIC, so disable reset for them.

Signed-off-by: Wolfram Sang <[e-mail]>
Acked-by: Stephen Boyd <[e-mail]>
---

Change since v1:
* added ack from Stephen, thanks

 drivers/clk/shmobile/clk-emev2.c | 6 ++++++
 1 file changed, 6 insertions(+)

Patch

diff --git a/drivers/clk/shmobile/clk-emev2.c b/drivers/clk/shmobile/clk-emev2.c
index 5b60beb7d0ebce..a91825471c79ac 100644
--- a/drivers/clk/shmobile/clk-emev2.c
+++ b/drivers/clk/shmobile/clk-emev2.c
@@ -28,6 +28,8 @@ 
 #define USIBU1_RSTCTRL 0x0ac
 #define USIBU2_RSTCTRL 0x0b0
 #define USIBU3_RSTCTRL 0x0b4
+#define IIC0_RSTCTRL 0x0dc
+#define IIC1_RSTCTRL 0x0e0
 #define STI_RSTCTRL 0x124
 #define STI_CLKSEL 0x688
 
@@ -66,6 +68,10 @@  static void __init emev2_smu_init(void)
 	emev2_smu_write(2, USIBU1_RSTCTRL);
 	emev2_smu_write(2, USIBU2_RSTCTRL);
 	emev2_smu_write(2, USIBU3_RSTCTRL);
+
+	/* deassert reset for IIC0->IIC1 */
+	emev2_smu_write(1, IIC0_RSTCTRL);
+	emev2_smu_write(1, IIC1_RSTCTRL);
 }
 
 static void __init emev2_smu_clkdiv_init(struct device_node *np)