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authorRamesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>2017-11-10 13:58:50 +0000
committerGeert Uytterhoeven <geert+renesas@glider.be>2017-11-28 10:43:12 +0100
commit0e1c7a94c6def25fa2458ad4577b0b9b40443c3b (patch)
tree1887e9d677e598b11764e2e4a24072b1b2124cb2 /drivers/pinctrl/sh-pfc
parenta678abfee7ab5d2dcfc2079158ec799c7f4cf204 (diff)
downloadlinux-rt-0e1c7a94c6def25fa2458ad4577b0b9b40443c3b.tar.gz
pinctrl: sh-pfc: r8a7795: Add CAN FD support
This patch adds CAN FD[0-1] pinmux support for R-Car H3 ES2.0. The pin config is identical to H3 ES1.*. Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com> Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Diffstat (limited to 'drivers/pinctrl/sh-pfc')
-rw-r--r--drivers/pinctrl/sh-pfc/pfc-r8a7795.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
index 59249a990cef..34a2dc471e5a 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
@@ -1813,6 +1813,29 @@ 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,
+};
+
/* - DRIF0 --------------------------------------------------------------- */
static const unsigned int drif0_ctrl_a_pins[] = {
/* CLK, SYNC */
@@ -3879,6 +3902,9 @@ 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(drif0_ctrl_a),
SH_PFC_PIN_GROUP(drif0_data0_a),
SH_PFC_PIN_GROUP(drif0_data1_a),
@@ -4203,6 +4229,15 @@ 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 drif0_groups[] = {
"drif0_ctrl_a",
"drif0_data0_a",
@@ -4611,6 +4646,8 @@ 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(drif0),
SH_PFC_FUNCTION(drif1),
SH_PFC_FUNCTION(drif2),