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pinctrl: sh-pfc: r8a7795: Add SCIF_CLK support 

Add pins, groups, and a function for SCIF_CLK on R-Car H3 ES2.0.
SCIF_CLK is the external clock source for the Baud Rate Generator for
External Clock (BRG) on (H)SCIF serial ports.

Extracted from a big patch in the BSP by Takeshi Kihara.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Takeshi Kihara <takeshi.kihara.df@renesas.com>
zero-colors
Geert Uytterhoeven 2017-03-13 11:28:39 +01:00
parent e7ad4d3c1d
commit d14a39edf7
1 changed files with 24 additions and 0 deletions
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24
drivers/pinctrl/sh-pfc/pfc-r8a7795.c
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@ -1773,6 +1773,22 @@ static const unsigned int scif5_clk_b_mux[] = {
SCK5_B_MARK,
};
/* - SCIF Clock ------------------------------------------------------------- */
static const unsigned int scif_clk_a_pins[] = {
/* SCIF_CLK */
RCAR_GP_PIN(6, 23),
};
static const unsigned int scif_clk_a_mux[] = {
SCIF_CLK_A_MARK,
};
static const unsigned int scif_clk_b_pins[] = {
/* SCIF_CLK */
RCAR_GP_PIN(5, 9),
};
static const unsigned int scif_clk_b_mux[] = {
SCIF_CLK_B_MARK,
};
static const struct sh_pfc_pin_group pinmux_groups[] = {
SH_PFC_PIN_GROUP(scif0_data),
SH_PFC_PIN_GROUP(scif0_clk),
@ -1801,6 +1817,8 @@ static const struct sh_pfc_pin_group pinmux_groups[] = {
SH_PFC_PIN_GROUP(scif5_clk_a),
SH_PFC_PIN_GROUP(scif5_data_b),
SH_PFC_PIN_GROUP(scif5_clk_b),
SH_PFC_PIN_GROUP(scif_clk_a),
SH_PFC_PIN_GROUP(scif_clk_b),
};
static const char * const scif0_groups[] = {
@ -1848,6 +1866,11 @@ static const char * const scif5_groups[] = {
"scif5_clk_b",
};
static const char * const scif_clk_groups[] = {
"scif_clk_a",
"scif_clk_b",
};
static const struct sh_pfc_function pinmux_functions[] = {
SH_PFC_FUNCTION(scif0),
SH_PFC_FUNCTION(scif1),
@ -1855,6 +1878,7 @@ static const struct sh_pfc_function pinmux_functions[] = {
SH_PFC_FUNCTION(scif3),
SH_PFC_FUNCTION(scif4),
SH_PFC_FUNCTION(scif5),
SH_PFC_FUNCTION(scif_clk),
};
static const struct pinmux_cfg_reg pinmux_config_regs[] = {