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Commit cf75341a authored by Chris Paterson's avatar Chris Paterson Committed by Geert Uytterhoeven
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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: default avatarChris Paterson <chris.paterson2@renesas.com>
Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent 4c2fb44d

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

+52 −0
Original line number Diff line number Diff line
@@ -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),