[PATCH v3 2/2] pinctrl: sh-pfc: r8a7795: Add CAN FD support

From: Ramesh Shanmugasundaram
Date: Fri Feb 26 2016 - 07:42:02 EST


This patch adds CANFD[0-1] pinmux support to r8a7795 SoC.

Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@xxxxxxxxxxxxxx>
---
drivers/pinctrl/sh-pfc/pfc-r8a7795.c | 37 ++++++++++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
index 1aea3af..516df24 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
@@ -1632,6 +1632,29 @@ static const unsigned int can_clk_mux[] = {
CAN_CLK_MARK,
};

+/* - CAN FD --------------------------------------------------------------- */
+static const unsigned int canfd0_data_a_pins[] = {
+ /* TX, RX */
+ RCAR_GP_PIN(1, 23), RCAR_GP_PIN(1, 24),
+};
+static const unsigned int canfd0_data_a_mux[] = {
+ CANFD0_TX_A_MARK, CANFD0_RX_A_MARK,
+};
+static const unsigned int canfd0_data_b_pins[] = {
+ /* TX, RX */
+ RCAR_GP_PIN(2, 0), RCAR_GP_PIN(2, 1),
+};
+static const unsigned int canfd0_data_b_mux[] = {
+ CANFD0_TX_B_MARK, CANFD0_RX_B_MARK,
+};
+static const unsigned int canfd1_data_pins[] = {
+ /* TX, RX */
+ RCAR_GP_PIN(1, 22), RCAR_GP_PIN(1, 26),
+};
+static const unsigned int canfd1_data_mux[] = {
+ CANFD1_TX_MARK, CANFD1_RX_MARK,
+};
+
/* - HSCIF0 ----------------------------------------------------------------- */
static const unsigned int hscif0_data_pins[] = {
/* RX, TX */
@@ -3153,6 +3176,9 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
SH_PFC_PIN_GROUP(can0_data_b),
SH_PFC_PIN_GROUP(can1_data),
SH_PFC_PIN_GROUP(can_clk),
+ SH_PFC_PIN_GROUP(canfd0_data_a),
+ SH_PFC_PIN_GROUP(canfd0_data_b),
+ SH_PFC_PIN_GROUP(canfd1_data),
SH_PFC_PIN_GROUP(hscif0_data),
SH_PFC_PIN_GROUP(hscif0_clk),
SH_PFC_PIN_GROUP(hscif0_ctrl),
@@ -3405,6 +3431,15 @@ static const char * const can_clk_groups[] = {
"can_clk",
};

+static const char * const canfd0_groups[] = {
+ "canfd0_data_a",
+ "canfd0_data_b",
+};
+
+static const char * const canfd1_groups[] = {
+ "canfd1_data",
+};
+
static const char * const hscif0_groups[] = {
"hscif0_data",
"hscif0_clk",
@@ -3691,6 +3726,8 @@ static const struct sh_pfc_function pinmux_functions[] = {
SH_PFC_FUNCTION(can0),
SH_PFC_FUNCTION(can1),
SH_PFC_FUNCTION(can_clk),
+ SH_PFC_FUNCTION(canfd0),
+ SH_PFC_FUNCTION(canfd1),
SH_PFC_FUNCTION(hscif0),
SH_PFC_FUNCTION(hscif1),
SH_PFC_FUNCTION(hscif2),
--
1.9.1