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pinctrl: sh-pfc: r8a7796: Add CAN support 

This patch adds CAN[0-1] pinmux support to r8a7796 SoC.

Based on a patch for r8a7795 by Ramesh Shanmugasundaram.

Signed-off-by: Chris Paterson <chris.paterson2@renesas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
This commit is contained in:
Chris Paterson 2016-11-22 13:49:02 +00:00 committed by Geert Uytterhoeven
parent 4c2fb44d60
commit cf75341acc
1 changed files with 52 additions and 0 deletions
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52
drivers/pinctrl/sh-pfc/pfc-r8a7796.c
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@ -1647,6 +1647,38 @@ 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,
};
/* - DRIF0 --------------------------------------------------------------- */
static const unsigned int drif0_ctrl_a_pins[] = {
/* CLK, SYNC */
@ -2425,6 +2457,10 @@ 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(drif0_ctrl_a),
SH_PFC_PIN_GROUP(drif0_data0_a),
SH_PFC_PIN_GROUP(drif0_data1_a),
@ -2539,6 +2575,19 @@ 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 drif0_groups[] = {
"drif0_ctrl_a",
"drif0_data0_a",
@ -2698,6 +2747,9 @@ static const char * const sdhi3_groups[] = {
static const struct sh_pfc_function pinmux_functions[] = {
SH_PFC_FUNCTION(avb),
SH_PFC_FUNCTION(can0),
SH_PFC_FUNCTION(can1),
SH_PFC_FUNCTION(can_clk),
SH_PFC_FUNCTION(drif0),
SH_PFC_FUNCTION(drif1),
SH_PFC_FUNCTION(drif2),