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Commit 3dc93dce authored by Chris Paterson's avatar Chris Paterson Committed by Geert Uytterhoeven
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pinctrl: sh-pfc: r8a7796: Add CAN FD support 



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

Based on a patch for r8a7795 by Ramesh Shanmugasundaram.

Signed-off-by: default avatarChris Paterson <chris.paterson2@renesas.com>
Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent cf75341a

drivers/pinctrl/sh-pfc/pfc-r8a7796.c

+37 −0
Original line number Diff line number Diff line
@@ -1679,6 +1679,29 @@ 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 */
@@ -2461,6 +2484,9 @@ 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),
@@ -2588,6 +2614,15 @@ 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",
@@ -2750,6 +2785,8 @@ 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),