ARM: shmobile: r8a7791: Add I2C clocks

This adds I2C[0-5] clock support to R8A7791 SoC.

Changes in V2:
* Capitalized ARM in the subject.

Signed-off-by: Valentine Barshak <valentine.barshak@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

1 files changed, 13 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/clock-r8a7791.c b/arch/arm/mach-shmobile/clock-r8a7791.c
index f5461262ee25..fe4a774b6211 100644
--- a/arch/arm/mach-shmobile/clock-r8a7791.c
+++ b/arch/arm/mach-shmobile/clock-r8a7791.c
@@ -122,6 +122,7 @@ static struct clk *main_clks[] = {
 
 /* MSTP */
 enum {
+        MSTP931, MSTP930, MSTP929, MSTP928, MSTP927, MSTP925,
         MSTP813,
         MSTP726, MSTP724, MSTP723, MSTP721, MSTP720,
         MSTP719, MSTP718, MSTP715, MSTP714,
@@ -133,6 +134,12 @@ enum {
 };
 
 static struct clk mstp_clks[MSTP_NR] = {
+        [MSTP931] = SH_CLK_MSTP32(&p_clk, SMSTPCR9, 31, 0), /* I2C0 */
+        [MSTP930] = SH_CLK_MSTP32(&p_clk, SMSTPCR9, 30, 0), /* I2C1 */
+        [MSTP929] = SH_CLK_MSTP32(&p_clk, SMSTPCR9, 29, 0), /* I2C2 */
+        [MSTP928] = SH_CLK_MSTP32(&p_clk, SMSTPCR9, 28, 0), /* I2C3 */
+        [MSTP927] = SH_CLK_MSTP32(&p_clk, SMSTPCR9, 27, 0), /* I2C4 */
+        [MSTP925] = SH_CLK_MSTP32(&p_clk, SMSTPCR9, 25, 0), /* I2C5 */
         [MSTP813] = SH_CLK_MSTP32(&p_clk, SMSTPCR8, 13, 0), /* Ether */
         [MSTP726] = SH_CLK_MSTP32(&zx_clk, SMSTPCR7, 26, 0), /* LVDS0 */
         [MSTP724] = SH_CLK_MSTP32(&zx_clk, SMSTPCR7, 24, 0), /* DU0 */
@@ -194,6 +201,12 @@ static struct clk_lookup lookups[] = {
         CLKDEV_DEV_ID("sh_cmt.0", &mstp_clks[MSTP124]),
         CLKDEV_DEV_ID("e61f0000.thermal", &mstp_clks[MSTP522]),
         CLKDEV_DEV_ID("rcar_thermal", &mstp_clks[MSTP522]),
+        CLKDEV_DEV_ID("i2c-rcar_gen2.0", &mstp_clks[MSTP931]),
+        CLKDEV_DEV_ID("i2c-rcar_gen2.1", &mstp_clks[MSTP930]),
+        CLKDEV_DEV_ID("i2c-rcar_gen2.2", &mstp_clks[MSTP929]),
+        CLKDEV_DEV_ID("i2c-rcar_gen2.3", &mstp_clks[MSTP928]),
+        CLKDEV_DEV_ID("i2c-rcar_gen2.4", &mstp_clks[MSTP927]),
+        CLKDEV_DEV_ID("i2c-rcar_gen2.5", &mstp_clks[MSTP925]),
         CLKDEV_DEV_ID("r8a7791-ether", &mstp_clks[MSTP813]), /* Ether */
 };