This patch adds CAN[0-1] pinmux support to r8a7795 SoC.
Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@xxxxxxxxxxxxxx>
---
drivers/pinctrl/sh-pfc/pfc-r8a7795.c | 52 ++++++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
index ce4f5cd..1aea3af 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
@@ -1600,6 +1600,38 @@ static const unsigned int avb_avtp_capture_b_mux[] = {
AVB_AVTP_CAPTURE_B_MARK,
};
+/* - CAN ------------------------------------------------------------------ */
+static const unsigned int can0_data_a_pins[] = {
+ /* TX, RX */
+ RCAR_GP_PIN(1, 23), RCAR_GP_PIN(1, 24),
+};
+static const unsigned int can0_data_a_mux[] = {
+ CAN0_TX_A_MARK, CAN0_RX_A_MARK,
+};
+static const unsigned int can0_data_b_pins[] = {
+ /* TX, RX */
+ RCAR_GP_PIN(2, 0), RCAR_GP_PIN(2, 1),
+};
+static const unsigned int can0_data_b_mux[] = {
+ CAN0_TX_B_MARK, CAN0_RX_B_MARK,
+};
+static const unsigned int can1_data_pins[] = {
+ /* TX, RX */
+ RCAR_GP_PIN(1, 22), RCAR_GP_PIN(1, 26),
+};
+static const unsigned int can1_data_mux[] = {
+ CAN1_TX_MARK, CAN1_RX_MARK,
+};
+
+/* - CAN Clock -------------------------------------------------------------- */
+static const unsigned int can_clk_pins[] = {
+ /* CLK */
+ RCAR_GP_PIN(1, 25),
+};
+static const unsigned int can_clk_mux[] = {
+ CAN_CLK_MARK,
+};
+
/* - HSCIF0 ----------------------------------------------------------------- */
static const unsigned int hscif0_data_pins[] = {
/* RX, TX */
@@ -3117,6 +3149,10 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
SH_PFC_PIN_GROUP(avb_avtp_capture_a),
SH_PFC_PIN_GROUP(avb_avtp_match_b),
SH_PFC_PIN_GROUP(avb_avtp_capture_b),
+ SH_PFC_PIN_GROUP(can0_data_a),
+ SH_PFC_PIN_GROUP(can0_data_b),
+ SH_PFC_PIN_GROUP(can1_data),
+ SH_PFC_PIN_GROUP(can_clk),
SH_PFC_PIN_GROUP(hscif0_data),
SH_PFC_PIN_GROUP(hscif0_clk),
SH_PFC_PIN_GROUP(hscif0_ctrl),
@@ -3356,6 +3392,19 @@ static const char * const avb_groups[] = {
"avb_avtp_capture_b",
};
+static const char * const can0_groups[] = {
+ "can0_data_a",
+ "can0_data_b",
+};
+
+static const char * const can1_groups[] = {
+ "can1_data",
+};
+
+static const char * const can_clk_groups[] = {
+ "can_clk",
+};
+
static const char * const hscif0_groups[] = {
"hscif0_data",
"hscif0_clk",
@@ -3639,6 +3688,9 @@ static const char * const ssi_groups[] = {
static const struct sh_pfc_function pinmux_functions[] = {
SH_PFC_FUNCTION(audio_clk),
SH_PFC_FUNCTION(avb),
+ SH_PFC_FUNCTION(can0),
+ SH_PFC_FUNCTION(can1),
+ SH_PFC_FUNCTION(can_clk),
SH_PFC_FUNCTION(hscif0),
SH_PFC_FUNCTION(hscif1),
SH_PFC_FUNCTION(hscif2),
--
1.9.1
