ARM: shmobile: r8a7740: add FSI-B (for HDMI) GPIO support

In order to enable FSI-B selection from platform board,
this patch adds its interface to GPIO framework.

This patch is based on v1.0 manual

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

2 files changed, 13 insertions, 3 deletions

diff --git a/arch/arm/mach-shmobile/include/mach/r8a7740.h b/arch/arm/mach-shmobile/include/mach/r8a7740.h
index 276484629fb2..6468fcc5ee49 100644
--- a/arch/arm/mach-shmobile/include/mach/r8a7740.h
+++ b/arch/arm/mach-shmobile/include/mach/r8a7740.h
@@ -139,7 +139,7 @@ enum {
         GPIO_FN_DBGMD10,        GPIO_FN_DBGMD11,        GPIO_FN_DBGMD20,
         GPIO_FN_DBGMD21,
 
-        /* FSI */
+        /* FSI-A */
         GPIO_FN_FSIAISLD_PORT0,         /* FSIAISLD Port 0/5 */
         GPIO_FN_FSIAISLD_PORT5,
         GPIO_FN_FSIASPDIF_PORT9,        /* FSIASPDIF Port 9/18 */
@@ -150,6 +150,9 @@ enum {
         GPIO_FN_FSIACK,         GPIO_FN_FSIAILR,
         GPIO_FN_FSIAIBT,
 
+        /* FSI-B */
+        GPIO_FN_FSIBCK,
+
         /* FMSI */
         GPIO_FN_FMSISLD_PORT1, /* FMSISLD Port 1/6 */
         GPIO_FN_FMSISLD_PORT6,
diff --git a/arch/arm/mach-shmobile/pfc-r8a7740.c b/arch/arm/mach-shmobile/pfc-r8a7740.c
index 0dda816feff8..03def0fd7a05 100644
--- a/arch/arm/mach-shmobile/pfc-r8a7740.c
+++ b/arch/arm/mach-shmobile/pfc-r8a7740.c
@@ -169,7 +169,7 @@ enum {
         DBGMD10_MARK,   DBGMD11_MARK,   DBGMD20_MARK,
         DBGMD21_MARK,
 
-        /* FSI */
+        /* FSI-A */
         FSIAISLD_PORT0_MARK,    /* FSIAISLD Port 0/5 */
         FSIAISLD_PORT5_MARK,
         FSIASPDIF_PORT9_MARK,   /* FSIASPDIF Port 9/18 */
@@ -178,6 +178,9 @@ enum {
         FSIAOBT_MARK,   FSIAOSLD_MARK,  FSIAOMC_MARK,
         FSIACK_MARK,    FSIAILR_MARK,   FSIAIBT_MARK,
 
+        /* FSI-B */
+        FSIBCK_MARK,
+
         /* FMSI */
         FMSISLD_PORT1_MARK, /* FMSISLD Port 1/6 */
         FMSISLD_PORT6_MARK,
@@ -774,6 +777,7 @@ static pinmux_enum_t pinmux_data[] = {
 
         /* Port11 */
         PINMUX_DATA(FSIACK_MARK,                PORT11_FN1),
+        PINMUX_DATA(FSIBCK_MARK,                PORT11_FN2),
         PINMUX_DATA(IRQ2_PORT11_MARK,           PORT11_FN0,     MSEL1CR_2_0),
 
         /* Port12 */
@@ -1696,7 +1700,7 @@ static struct pinmux_gpio pinmux_gpios[] = {
         GPIO_FN(DBGMD10),       GPIO_FN(DBGMD11),       GPIO_FN(DBGMD20),
         GPIO_FN(DBGMD21),
 
-        /* FSI */
+        /* FSI-A */
         GPIO_FN(FSIAISLD_PORT0),        /* FSIAISLD Port 0/5 */
         GPIO_FN(FSIAISLD_PORT5),
         GPIO_FN(FSIASPDIF_PORT9),       /* FSIASPDIF Port 9/18 */
@@ -1705,6 +1709,9 @@ static struct pinmux_gpio pinmux_gpios[] = {
         GPIO_FN(FSIAOBT),       GPIO_FN(FSIAOSLD),      GPIO_FN(FSIAOMC),
         GPIO_FN(FSIACK),        GPIO_FN(FSIAILR),       GPIO_FN(FSIAIBT),
 
+        /* FSI-B */
+        GPIO_FN(FSIBCK),
+
         /* FMSI */
         GPIO_FN(FMSISLD_PORT1), /* FMSISLD Port 1/6 */
         GPIO_FN(FMSISLD_PORT6),