* [PATCHv2 1/2] pinctrl: sh-pfc: r8a7796: Add drive strength support
2016-11-12 16:10 [PATCHv2 0/2] pinctrl: sh-pfc: r8a7796: Add drive strength and bias support Niklas Söderlund
@ 2016-11-12 16:10 ` Niklas Söderlund
2016-11-15 11:43 ` Geert Uytterhoeven
2016-11-12 16:10 ` [PATCHv2 2/2] pinctrl: sh-pfc: r8a7796: Add bias pinconf support Niklas Söderlund
1 sibling, 1 reply; 8+ messages in thread
From: Niklas Söderlund @ 2016-11-12 16:10 UTC (permalink / raw)
To: Geert Uytterhoeven, Laurent Pinchart
Cc: Linus Walleij, linux-renesas-soc, linux-gpio,
Niklas Söderlund
Define the drive strength registers for the R8A7796. Add pins which are
not part of a GPIO bank nor can be muxed between different functions but
which still allow for there drive-strength to be configured.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
---
drivers/pinctrl/sh-pfc/pfc-r8a7796.c | 361 +++++++++++++++++++++++++++++++++--
1 file changed, 349 insertions(+), 12 deletions(-)
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7796.c b/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
index dc9b671..f06559c 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
@@ -19,19 +19,21 @@
#include "core.h"
#include "sh_pfc.h"
+#define CFG_FLAGS SH_PFC_PIN_CFG_DRIVE_STRENGTH
+
#define CPU_ALL_PORT(fn, sfx) \
- PORT_GP_16(0, fn, sfx), \
- PORT_GP_29(1, fn, sfx), \
- PORT_GP_15(2, fn, sfx), \
- PORT_GP_CFG_12(3, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE), \
- PORT_GP_1(3, 12, fn, sfx), \
- PORT_GP_1(3, 13, fn, sfx), \
- PORT_GP_1(3, 14, fn, sfx), \
- PORT_GP_1(3, 15, fn, sfx), \
- PORT_GP_CFG_18(4, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE), \
- PORT_GP_26(5, fn, sfx), \
- PORT_GP_32(6, fn, sfx), \
- PORT_GP_4(7, fn, sfx)
+ PORT_GP_CFG_16(0, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_29(1, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_15(2, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_12(3, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE), \
+ PORT_GP_CFG_1(3, 12, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_1(3, 13, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_1(3, 14, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_1(3, 15, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_18(4, fn, sfx, CFG_FLAGS | SH_PFC_PIN_CFG_IO_VOLTAGE), \
+ PORT_GP_CFG_26(5, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_32(6, fn, sfx, CFG_FLAGS), \
+ PORT_GP_CFG_4(7, fn, sfx, CFG_FLAGS)
/*
* F_() : just information
* FM() : macro for FN_xxx / xxx_MARK
@@ -541,6 +543,23 @@ MOD_SEL0_2 MOD_SEL1_2 \
MOD_SEL1_1 \
MOD_SEL1_0 MOD_SEL2_0
+/*
+ * These pins are not able to be muxed but have other properties
+ * that can be set, such as drive-strength or pull-up/pull-down enable.
+ */
+#define PINMUX_STATIC \
+ FM(QSPI0_SPCLK) FM(QSPI0_SSL) FM(QSPI0_MOSI_IO0) FM(QSPI0_MISO_IO1) \
+ FM(QSPI0_IO2) FM(QSPI0_IO3) \
+ FM(QSPI1_SPCLK) FM(QSPI1_SSL) FM(QSPI1_MOSI_IO0) FM(QSPI1_MISO_IO1) \
+ FM(QSPI1_IO2) FM(QSPI1_IO3) \
+ FM(RPC_INT) FM(RPC_WP) FM(RPC_RESET) \
+ FM(AVB_TX_CTL) FM(AVB_TXC) FM(AVB_TD0) FM(AVB_TD1) FM(AVB_TD2) FM(AVB_TD3) \
+ FM(AVB_RX_CTL) FM(AVB_RXC) FM(AVB_RD0) FM(AVB_RD1) FM(AVB_RD2) FM(AVB_RD3) \
+ FM(AVB_TXCREFCLK) FM(AVB_MDIO) \
+ FM(PRESETOUT) \
+ FM(DU_DOTCLKIN0) FM(DU_DOTCLKIN1) FM(DU_DOTCLKIN2) FM(DU_DOTCLKIN3) \
+ FM(TMS) FM(TDO) FM(ASEBRK) FM(MLB_REF)
+
enum {
PINMUX_RESERVED = 0,
@@ -565,6 +584,7 @@ enum {
PINMUX_GPSR
PINMUX_IPSR
PINMUX_MOD_SELS
+ PINMUX_STATIC
PINMUX_MARK_END,
#undef F_
#undef FM
@@ -1484,10 +1504,77 @@ static const u16 pinmux_data[] = {
PINMUX_IPSR_NOGP(0, I2C_SEL_0_1),
PINMUX_IPSR_NOGP(0, I2C_SEL_3_1),
PINMUX_IPSR_NOGP(0, I2C_SEL_5_1),
+
+/*
+ * Static pins can not be muxed between different functions but
+ * still needs a mark entry in the pinmux list. Add each static
+ * pin to the list without an associated function. The sh-pfc
+ * core will do the right thing and skip trying to mux then pin
+ * while still applying configuration to it
+ */
+#define FM(x) PINMUX_DATA(x##_MARK, 0),
+ PINMUX_STATIC
+#undef FM
};
+/*
+ * R8A7796 has 8 banks with 32 PGIOS in each => 256 GPIOs.
+ * Physical layout rows: A - AW, cols: 1 - 39.
+ */
+#define ROW_GROUP_A(r) ('Z' - 'A' + 1 + (r))
+#define PIN_NUMBER(r, c) (((r) - 'A') * 39 + (c) + 300)
+#define PIN_A_NUMBER(r, c) PIN_NUMBER(ROW_GROUP_A(r), c)
+
static const struct sh_pfc_pin pinmux_pins[] = {
PINMUX_GPIO_GP_ALL(),
+
+ /*
+ * Pins not associated with a GPIO port.
+ *
+ * The pin positions are different between different r8a7796
+ * packages, all that is needed for the pfc driver is a unique
+ * number for each pin. To this end use the pin layout from
+ * R-Car M3SiP to calculate a unique number for each pin.
+ */
+ SH_PFC_PIN_NAMED_CFG('A', 8, AVB_TX_CTL, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 9, AVB_MDIO, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 12, AVB_TXCREFCLK, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 13, AVB_RD0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 14, AVB_RD2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 16, AVB_RX_CTL, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 17, AVB_TD2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 18, AVB_TD0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 19, AVB_TXC, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('B', 13, AVB_RD1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('B', 14, AVB_RD3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('B', 17, AVB_TD3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('B', 18, AVB_TD1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('B', 19, AVB_RXC, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('C', 1, PRESETOUT#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('H', 37, MLB_REF, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('V', 3, QSPI1_SPCLK, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('V', 5, QSPI1_SSL, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('V', 6, RPC_WP#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('V', 7, RPC_RESET#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('W', 3, QSPI0_SPCLK, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('Y', 3, QSPI0_SSL, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('Y', 6, QSPI0_IO2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('Y', 7, RPC_INT#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('B'), 4, QSPI0_MISO_IO1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('B'), 6, QSPI0_IO3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 3, QSPI1_IO3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 5, QSPI0_MOSI_IO0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 7, QSPI1_MOSI_IO0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('D'), 38, FSCLKST#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('E'), 4, QSPI1_IO2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('E'), 5, QSPI1_MISO_IO1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('P'), 7, DU_DOTCLKIN0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('P'), 8, DU_DOTCLKIN1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 7, DU_DOTCLKIN2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 8, DU_DOTCLKIN3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 30, TMS, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('T'), 28, TDO, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('T'), 30, ASEBRK, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
};
/* - SCIF0 ------------------------------------------------------------------ */
@@ -2631,6 +2718,255 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
{ },
};
+static const struct pinmux_drive_reg pinmux_drive_regs[] = {
+ { PINMUX_DRIVE_REG("DRVCTRL0", 0xe6060300) {
+ { PIN_NUMBER('W', 3), 28, 2 }, /* QSPI0_SPCLK */
+ { PIN_A_NUMBER('C', 5), 24, 2 }, /* QSPI0_MOSI_IO0 */
+ { PIN_A_NUMBER('B', 4), 20, 2 }, /* QSPI0_MISO_IO1 */
+ { PIN_NUMBER('Y', 6), 16, 2 }, /* QSPI0_IO2 */
+ { PIN_A_NUMBER('B', 6), 12, 2 }, /* QSPI0_IO3 */
+ { PIN_NUMBER('Y', 3), 8, 2 }, /* QSPI0_SSL */
+ { PIN_NUMBER('V', 3), 4, 2 }, /* QSPI1_SPCLK */
+ { PIN_A_NUMBER('C', 7), 0, 2 }, /* QSPI1_MOSI_IO0 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL1", 0xe6060304) {
+ { PIN_A_NUMBER('E', 5), 28, 2 }, /* QSPI1_MISO_IO1 */
+ { PIN_A_NUMBER('E', 4), 24, 2 }, /* QSPI1_IO2 */
+ { PIN_A_NUMBER('C', 3), 20, 2 }, /* QSPI1_IO3 */
+ { PIN_NUMBER('V', 5), 16, 2 }, /* QSPI1_SSL */
+ { PIN_NUMBER('Y', 7), 12, 2 }, /* RPC_INT# */
+ { PIN_NUMBER('V', 6), 8, 2 }, /* RPC_WP# */
+ { PIN_NUMBER('V', 7), 4, 2 }, /* RPC_RESET# */
+ { PIN_NUMBER('A', 16), 0, 3 }, /* AVB_RX_CTL */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL2", 0xe6060308) {
+ { PIN_NUMBER('B', 19), 28, 3 }, /* AVB_RXC */
+ { PIN_NUMBER('A', 13), 24, 3 }, /* AVB_RD0 */
+ { PIN_NUMBER('B', 13), 20, 3 }, /* AVB_RD1 */
+ { PIN_NUMBER('A', 14), 16, 3 }, /* AVB_RD2 */
+ { PIN_NUMBER('B', 14), 12, 3 }, /* AVB_RD3 */
+ { PIN_NUMBER('A', 8), 8, 3 }, /* AVB_TX_CTL */
+ { PIN_NUMBER('A', 19), 4, 3 }, /* AVB_TXC */
+ { PIN_NUMBER('A', 18), 0, 3 }, /* AVB_TD0 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL3", 0xe606030c) {
+ { PIN_NUMBER('B', 18), 28, 3 }, /* AVB_TD1 */
+ { PIN_NUMBER('A', 17), 24, 3 }, /* AVB_TD2 */
+ { PIN_NUMBER('B', 17), 20, 3 }, /* AVB_TD3 */
+ { PIN_NUMBER('A', 12), 16, 3 }, /* AVB_TXCREFCLK */
+ { PIN_NUMBER('A', 9), 12, 3 }, /* AVB_MDIO */
+ { RCAR_GP_PIN(2, 9), 8, 3 }, /* AVB_MDC */
+ { RCAR_GP_PIN(2, 10), 4, 3 }, /* AVB_MAGIC */
+ { RCAR_GP_PIN(2, 11), 0, 3 }, /* AVB_PHY_INT */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL4", 0xe6060310) {
+ { RCAR_GP_PIN(2, 12), 28, 3 }, /* AVB_LINK */
+ { RCAR_GP_PIN(2, 13), 24, 3 }, /* AVB_AVTP_MATCH */
+ { RCAR_GP_PIN(2, 14), 20, 3 }, /* AVB_AVTP_CAPTURE */
+ { RCAR_GP_PIN(2, 0), 16, 3 }, /* IRQ0 */
+ { RCAR_GP_PIN(2, 1), 12, 3 }, /* IRQ1 */
+ { RCAR_GP_PIN(2, 2), 8, 3 }, /* IRQ2 */
+ { RCAR_GP_PIN(2, 3), 4, 3 }, /* IRQ3 */
+ { RCAR_GP_PIN(2, 4), 0, 3 }, /* IRQ4 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL5", 0xe6060314) {
+ { RCAR_GP_PIN(2, 5), 28, 3 }, /* IRQ5 */
+ { RCAR_GP_PIN(2, 6), 24, 3 }, /* PWM0 */
+ { RCAR_GP_PIN(2, 7), 20, 3 }, /* PWM1 */
+ { RCAR_GP_PIN(2, 8), 16, 3 }, /* PWM2 */
+ { RCAR_GP_PIN(1, 0), 12, 3 }, /* A0 */
+ { RCAR_GP_PIN(1, 1), 8, 3 }, /* A1 */
+ { RCAR_GP_PIN(1, 2), 4, 3 }, /* A2 */
+ { RCAR_GP_PIN(1, 3), 0, 3 }, /* A3 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL6", 0xe6060318) {
+ { RCAR_GP_PIN(1, 4), 28, 3 }, /* A4 */
+ { RCAR_GP_PIN(1, 5), 24, 3 }, /* A5 */
+ { RCAR_GP_PIN(1, 6), 20, 3 }, /* A6 */
+ { RCAR_GP_PIN(1, 7), 16, 3 }, /* A7 */
+ { RCAR_GP_PIN(1, 8), 12, 3 }, /* A8 */
+ { RCAR_GP_PIN(1, 9), 8, 3 }, /* A9 */
+ { RCAR_GP_PIN(1, 10), 4, 3 }, /* A10 */
+ { RCAR_GP_PIN(1, 11), 0, 3 }, /* A11 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL7", 0xe606031c) {
+ { RCAR_GP_PIN(1, 12), 28, 3 }, /* A12 */
+ { RCAR_GP_PIN(1, 13), 24, 3 }, /* A13 */
+ { RCAR_GP_PIN(1, 14), 20, 3 }, /* A14 */
+ { RCAR_GP_PIN(1, 15), 16, 3 }, /* A15 */
+ { RCAR_GP_PIN(1, 16), 12, 3 }, /* A16 */
+ { RCAR_GP_PIN(1, 17), 8, 3 }, /* A17 */
+ { RCAR_GP_PIN(1, 18), 4, 3 }, /* A18 */
+ { RCAR_GP_PIN(1, 19), 0, 3 }, /* A19 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL8", 0xe6060320) {
+ { RCAR_GP_PIN(1, 28), 28, 3 }, /* CLKOUT */
+ { RCAR_GP_PIN(1, 20), 24, 3 }, /* CS0 */
+ { RCAR_GP_PIN(1, 21), 20, 3 }, /* CS1_A26 */
+ { RCAR_GP_PIN(1, 22), 16, 3 }, /* BS */
+ { RCAR_GP_PIN(1, 23), 12, 3 }, /* RD */
+ { RCAR_GP_PIN(1, 24), 8, 3 }, /* RD_WR */
+ { RCAR_GP_PIN(1, 25), 4, 3 }, /* WE0 */
+ { RCAR_GP_PIN(1, 26), 0, 3 }, /* WE1 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL9", 0xe6060324) {
+ { RCAR_GP_PIN(1, 27), 28, 3 }, /* EX_WAIT0 */
+ { PIN_NUMBER('C', 1), 24, 3 }, /* PRESETOUT# */
+ { RCAR_GP_PIN(0, 0), 20, 3 }, /* D0 */
+ { RCAR_GP_PIN(0, 1), 16, 3 }, /* D1 */
+ { RCAR_GP_PIN(0, 2), 12, 3 }, /* D2 */
+ { RCAR_GP_PIN(0, 3), 8, 3 }, /* D3 */
+ { RCAR_GP_PIN(0, 4), 4, 3 }, /* D4 */
+ { RCAR_GP_PIN(0, 5), 0, 3 }, /* D5 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL10", 0xe6060328) {
+ { RCAR_GP_PIN(0, 6), 28, 3 }, /* D6 */
+ { RCAR_GP_PIN(0, 7), 24, 3 }, /* D7 */
+ { RCAR_GP_PIN(0, 8), 20, 3 }, /* D8 */
+ { RCAR_GP_PIN(0, 9), 16, 3 }, /* D9 */
+ { RCAR_GP_PIN(0, 10), 12, 3 }, /* D10 */
+ { RCAR_GP_PIN(0, 11), 8, 3 }, /* D11 */
+ { RCAR_GP_PIN(0, 12), 4, 3 }, /* D12 */
+ { RCAR_GP_PIN(0, 13), 0, 3 }, /* D13 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL11", 0xe606032c) {
+ { RCAR_GP_PIN(0, 14), 28, 3 }, /* D14 */
+ { RCAR_GP_PIN(0, 15), 24, 3 }, /* D15 */
+ { RCAR_GP_PIN(7, 0), 20, 3 }, /* AVS1 */
+ { RCAR_GP_PIN(7, 1), 16, 3 }, /* AVS2 */
+ { RCAR_GP_PIN(7, 2), 12, 3 }, /* HDMI0_CEC */
+ { RCAR_GP_PIN(7, 3), 8, 3 }, /* GP7_03 */
+ { PIN_A_NUMBER('P', 7), 4, 2 }, /* DU_DOTCLKIN0 */
+ { PIN_A_NUMBER('P', 8), 0, 2 }, /* DU_DOTCLKIN1 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL12", 0xe6060330) {
+ { PIN_A_NUMBER('R', 7), 28, 2 }, /* DU_DOTCLKIN2 */
+ { PIN_A_NUMBER('R', 8), 24, 2 }, /* DU_DOTCLKIN3 */
+ { PIN_A_NUMBER('D', 38), 20, 2 }, /* FSCLKST# */
+ { PIN_A_NUMBER('R', 30), 4, 2 }, /* TMS */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL13", 0xe6060334) {
+ { PIN_A_NUMBER('T', 28), 28, 2 }, /* TDO */
+ { PIN_A_NUMBER('T', 30), 24, 2 }, /* ASEBRK */
+ { RCAR_GP_PIN(3, 0), 20, 3 }, /* SD0_CLK */
+ { RCAR_GP_PIN(3, 1), 16, 3 }, /* SD0_CMD */
+ { RCAR_GP_PIN(3, 2), 12, 3 }, /* SD0_DAT0 */
+ { RCAR_GP_PIN(3, 3), 8, 3 }, /* SD0_DAT1 */
+ { RCAR_GP_PIN(3, 4), 4, 3 }, /* SD0_DAT2 */
+ { RCAR_GP_PIN(3, 5), 0, 3 }, /* SD0_DAT3 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL14", 0xe6060338) {
+ { RCAR_GP_PIN(3, 6), 28, 3 }, /* SD1_CLK */
+ { RCAR_GP_PIN(3, 7), 24, 3 }, /* SD1_CMD */
+ { RCAR_GP_PIN(3, 8), 20, 3 }, /* SD1_DAT0 */
+ { RCAR_GP_PIN(3, 9), 16, 3 }, /* SD1_DAT1 */
+ { RCAR_GP_PIN(3, 10), 12, 3 }, /* SD1_DAT2 */
+ { RCAR_GP_PIN(3, 11), 8, 3 }, /* SD1_DAT3 */
+ { RCAR_GP_PIN(4, 0), 4, 3 }, /* SD2_CLK */
+ { RCAR_GP_PIN(4, 1), 0, 3 }, /* SD2_CMD */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL15", 0xe606033c) {
+ { RCAR_GP_PIN(4, 2), 28, 3 }, /* SD2_DAT0 */
+ { RCAR_GP_PIN(4, 3), 24, 3 }, /* SD2_DAT1 */
+ { RCAR_GP_PIN(4, 4), 20, 3 }, /* SD2_DAT2 */
+ { RCAR_GP_PIN(4, 5), 16, 3 }, /* SD2_DAT3 */
+ { RCAR_GP_PIN(4, 6), 12, 3 }, /* SD2_DS */
+ { RCAR_GP_PIN(4, 7), 8, 3 }, /* SD3_CLK */
+ { RCAR_GP_PIN(4, 8), 4, 3 }, /* SD3_CMD */
+ { RCAR_GP_PIN(4, 9), 0, 3 }, /* SD3_DAT0 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL16", 0xe6060340) {
+ { RCAR_GP_PIN(4, 10), 28, 3 }, /* SD3_DAT1 */
+ { RCAR_GP_PIN(4, 11), 24, 3 }, /* SD3_DAT2 */
+ { RCAR_GP_PIN(4, 12), 20, 3 }, /* SD3_DAT3 */
+ { RCAR_GP_PIN(4, 13), 16, 3 }, /* SD3_DAT4 */
+ { RCAR_GP_PIN(4, 14), 12, 3 }, /* SD3_DAT5 */
+ { RCAR_GP_PIN(4, 15), 8, 3 }, /* SD3_DAT6 */
+ { RCAR_GP_PIN(4, 16), 4, 3 }, /* SD3_DAT7 */
+ { RCAR_GP_PIN(4, 17), 0, 3 }, /* SD3_DS */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL17", 0xe6060344) {
+ { RCAR_GP_PIN(3, 12), 28, 3 }, /* SD0_CD */
+ { RCAR_GP_PIN(3, 13), 24, 3 }, /* SD0_WP */
+ { RCAR_GP_PIN(3, 14), 20, 3 }, /* SD1_CD */
+ { RCAR_GP_PIN(3, 15), 16, 3 }, /* SD1_WP */
+ { RCAR_GP_PIN(5, 0), 12, 3 }, /* SCK0 */
+ { RCAR_GP_PIN(5, 1), 8, 3 }, /* RX0 */
+ { RCAR_GP_PIN(5, 2), 4, 3 }, /* TX0 */
+ { RCAR_GP_PIN(5, 3), 0, 3 }, /* CTS0 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL18", 0xe6060348) {
+ { RCAR_GP_PIN(5, 4), 28, 3 }, /* RTS0_TANS */
+ { RCAR_GP_PIN(5, 5), 24, 3 }, /* RX1 */
+ { RCAR_GP_PIN(5, 6), 20, 3 }, /* TX1 */
+ { RCAR_GP_PIN(5, 7), 16, 3 }, /* CTS1 */
+ { RCAR_GP_PIN(5, 8), 12, 3 }, /* RTS1_TANS */
+ { RCAR_GP_PIN(5, 9), 8, 3 }, /* SCK2 */
+ { RCAR_GP_PIN(5, 10), 4, 3 }, /* TX2 */
+ { RCAR_GP_PIN(5, 11), 0, 3 }, /* RX2 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL19", 0xe606034c) {
+ { RCAR_GP_PIN(5, 12), 28, 3 }, /* HSCK0 */
+ { RCAR_GP_PIN(5, 13), 24, 3 }, /* HRX0 */
+ { RCAR_GP_PIN(5, 14), 20, 3 }, /* HTX0 */
+ { RCAR_GP_PIN(5, 15), 16, 3 }, /* HCTS0 */
+ { RCAR_GP_PIN(5, 16), 12, 3 }, /* HRTS0 */
+ { RCAR_GP_PIN(5, 17), 8, 3 }, /* MSIOF0_SCK */
+ { RCAR_GP_PIN(5, 18), 4, 3 }, /* MSIOF0_SYNC */
+ { RCAR_GP_PIN(5, 19), 0, 3 }, /* MSIOF0_SS1 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL20", 0xe6060350) {
+ { RCAR_GP_PIN(5, 20), 28, 3 }, /* MSIOF0_TXD */
+ { RCAR_GP_PIN(5, 21), 24, 3 }, /* MSIOF0_SS2 */
+ { RCAR_GP_PIN(5, 22), 20, 3 }, /* MSIOF0_RXD */
+ { RCAR_GP_PIN(5, 23), 16, 3 }, /* MLB_CLK */
+ { RCAR_GP_PIN(5, 24), 12, 3 }, /* MLB_SIG */
+ { RCAR_GP_PIN(5, 25), 8, 3 }, /* MLB_DAT */
+ { PIN_NUMBER('H', 37), 4, 3 }, /* MLB_REF */
+ { RCAR_GP_PIN(6, 0), 0, 3 }, /* SSI_SCK01239 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL21", 0xe6060354) {
+ { RCAR_GP_PIN(6, 1), 28, 3 }, /* SSI_WS01239 */
+ { RCAR_GP_PIN(6, 2), 24, 3 }, /* SSI_SDATA0 */
+ { RCAR_GP_PIN(6, 3), 20, 3 }, /* SSI_SDATA1 */
+ { RCAR_GP_PIN(6, 4), 16, 3 }, /* SSI_SDATA2 */
+ { RCAR_GP_PIN(6, 5), 12, 3 }, /* SSI_SCK34 */
+ { RCAR_GP_PIN(6, 6), 8, 3 }, /* SSI_WS34 */
+ { RCAR_GP_PIN(6, 7), 4, 3 }, /* SSI_SDATA3 */
+ { RCAR_GP_PIN(6, 8), 0, 3 }, /* SSI_SCK4 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL22", 0xe6060358) {
+ { RCAR_GP_PIN(6, 9), 28, 3 }, /* SSI_WS4 */
+ { RCAR_GP_PIN(6, 10), 24, 3 }, /* SSI_SDATA4 */
+ { RCAR_GP_PIN(6, 11), 20, 3 }, /* SSI_SCK5 */
+ { RCAR_GP_PIN(6, 12), 16, 3 }, /* SSI_WS5 */
+ { RCAR_GP_PIN(6, 13), 12, 3 }, /* SSI_SDATA5 */
+ { RCAR_GP_PIN(6, 14), 8, 3 }, /* SSI_SCK6 */
+ { RCAR_GP_PIN(6, 15), 4, 3 }, /* SSI_WS6 */
+ { RCAR_GP_PIN(6, 16), 0, 3 }, /* SSI_SDATA6 */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL23", 0xe606035c) {
+ { RCAR_GP_PIN(6, 17), 28, 3 }, /* SSI_SCK78 */
+ { RCAR_GP_PIN(6, 18), 24, 3 }, /* SSI_WS78 */
+ { RCAR_GP_PIN(6, 19), 20, 3 }, /* SSI_SDATA7 */
+ { RCAR_GP_PIN(6, 20), 16, 3 }, /* SSI_SDATA8 */
+ { RCAR_GP_PIN(6, 21), 12, 3 }, /* SSI_SDATA9 */
+ { RCAR_GP_PIN(6, 22), 8, 3 }, /* AUDIO_CLKA */
+ { RCAR_GP_PIN(6, 23), 4, 3 }, /* AUDIO_CLKB */
+ { RCAR_GP_PIN(6, 24), 0, 3 }, /* USB0_PWEN */
+ } },
+ { PINMUX_DRIVE_REG("DRVCTRL24", 0xe6060360) {
+ { RCAR_GP_PIN(6, 25), 28, 3 }, /* USB0_OVC */
+ { RCAR_GP_PIN(6, 26), 24, 3 }, /* USB1_PWEN */
+ { RCAR_GP_PIN(6, 27), 20, 3 }, /* USB1_OVC */
+ { RCAR_GP_PIN(6, 28), 16, 3 }, /* USB30_PWEN */
+ { RCAR_GP_PIN(6, 29), 12, 3 }, /* USB30_OVC */
+ { RCAR_GP_PIN(6, 30), 8, 3 }, /* GP6_30 */
+ { RCAR_GP_PIN(6, 31), 4, 3 }, /* GP6_31 */
+ } },
+ { },
+};
+
static int r8a7796_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl)
{
int bit = -EINVAL;
@@ -2665,6 +3001,7 @@ const struct sh_pfc_soc_info r8a7796_pinmux_info = {
.nr_functions = ARRAY_SIZE(pinmux_functions),
.cfg_regs = pinmux_config_regs,
+ .drive_regs = pinmux_drive_regs,
.pinmux_data = pinmux_data,
.pinmux_data_size = ARRAY_SIZE(pinmux_data),
--
2.10.2
^ permalink raw reply related [flat|nested] 8+ messages in thread* [PATCHv2 2/2] pinctrl: sh-pfc: r8a7796: Add bias pinconf support
2016-11-12 16:10 [PATCHv2 0/2] pinctrl: sh-pfc: r8a7796: Add drive strength and bias support Niklas Söderlund
2016-11-12 16:10 ` [PATCHv2 1/2] pinctrl: sh-pfc: r8a7796: Add drive strength support Niklas Söderlund
@ 2016-11-12 16:10 ` Niklas Söderlund
2016-11-15 11:01 ` Geert Uytterhoeven
2016-11-15 11:43 ` Geert Uytterhoeven
1 sibling, 2 replies; 8+ messages in thread
From: Niklas Söderlund @ 2016-11-12 16:10 UTC (permalink / raw)
To: Geert Uytterhoeven, Laurent Pinchart
Cc: Linus Walleij, linux-renesas-soc, linux-gpio,
Niklas Söderlund
Implements pull-up and pull-down. On this SoC there is no simple mapping
of GP pins to bias register bits, so we need a table.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
---
drivers/pinctrl/sh-pfc/pfc-r8a7796.c | 355 +++++++++++++++++++++++++++++++----
1 file changed, 316 insertions(+), 39 deletions(-)
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7796.c b/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
index f06559c..676a4a6 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
@@ -19,7 +19,9 @@
#include "core.h"
#include "sh_pfc.h"
-#define CFG_FLAGS SH_PFC_PIN_CFG_DRIVE_STRENGTH
+#define CFG_FLAGS (SH_PFC_PIN_CFG_DRIVE_STRENGTH | \
+ SH_PFC_PIN_CFG_PULL_UP | \
+ SH_PFC_PIN_CFG_PULL_DOWN)
#define CPU_ALL_PORT(fn, sfx) \
PORT_GP_CFG_16(0, fn, sfx, CFG_FLAGS), \
@@ -558,7 +560,8 @@ MOD_SEL0_2 MOD_SEL1_2 \
FM(AVB_TXCREFCLK) FM(AVB_MDIO) \
FM(PRESETOUT) \
FM(DU_DOTCLKIN0) FM(DU_DOTCLKIN1) FM(DU_DOTCLKIN2) FM(DU_DOTCLKIN3) \
- FM(TMS) FM(TDO) FM(ASEBRK) FM(MLB_REF)
+ FM(TMS) FM(TDO) FM(ASEBRK) FM(MLB_REF) FM(TDI) FM(TCK) FM(TRST) FM(EXTALR)
+
enum {
PINMUX_RESERVED = 0,
@@ -1536,45 +1539,49 @@ static const struct sh_pfc_pin pinmux_pins[] = {
* number for each pin. To this end use the pin layout from
* R-Car M3SiP to calculate a unique number for each pin.
*/
- SH_PFC_PIN_NAMED_CFG('A', 8, AVB_TX_CTL, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('A', 9, AVB_MDIO, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('A', 12, AVB_TXCREFCLK, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('A', 13, AVB_RD0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('A', 14, AVB_RD2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('A', 16, AVB_RX_CTL, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('A', 17, AVB_TD2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('A', 18, AVB_TD0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('A', 19, AVB_TXC, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('B', 13, AVB_RD1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('B', 14, AVB_RD3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('B', 17, AVB_TD3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('B', 18, AVB_TD1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('B', 19, AVB_RXC, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('C', 1, PRESETOUT#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('H', 37, MLB_REF, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('V', 3, QSPI1_SPCLK, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('V', 5, QSPI1_SSL, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('V', 6, RPC_WP#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('V', 7, RPC_RESET#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('W', 3, QSPI0_SPCLK, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('Y', 3, QSPI0_SSL, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('Y', 6, QSPI0_IO2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG('Y', 7, RPC_INT#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('B'), 4, QSPI0_MISO_IO1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('B'), 6, QSPI0_IO3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 3, QSPI1_IO3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 5, QSPI0_MOSI_IO0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 7, QSPI1_MOSI_IO0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('D'), 38, FSCLKST#, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('E'), 4, QSPI1_IO2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('E'), 5, QSPI1_MISO_IO1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('P'), 7, DU_DOTCLKIN0, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('P'), 8, DU_DOTCLKIN1, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 7, DU_DOTCLKIN2, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG('A', 8, AVB_TX_CTL, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('A', 9, AVB_MDIO, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('A', 12, AVB_TXCREFCLK, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('A', 13, AVB_RD0, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('A', 14, AVB_RD2, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('A', 16, AVB_RX_CTL, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('A', 17, AVB_TD2, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('A', 18, AVB_TD0, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('A', 19, AVB_TXC, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('B', 13, AVB_RD1, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('B', 14, AVB_RD3, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('B', 17, AVB_TD3, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('B', 18, AVB_TD1, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('B', 19, AVB_RXC, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('C', 1, PRESETOUT#, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('H', 37, MLB_REF, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('V', 3, QSPI1_SPCLK, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('V', 5, QSPI1_SSL, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('V', 6, RPC_WP#, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('V', 7, RPC_RESET#, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('W', 3, QSPI0_SPCLK, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('Y', 3, QSPI0_SSL, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('Y', 6, QSPI0_IO2, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG('Y', 7, RPC_INT#, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('B'), 4, QSPI0_MISO_IO1, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('B'), 6, QSPI0_IO3, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 3, QSPI1_IO3, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 5, QSPI0_MOSI_IO0, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('C'), 7, QSPI1_MOSI_IO0, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('D'), 38, FSCLKST#, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('D'), 39, EXTALR, SH_PFC_PIN_CFG_PULL_UP | SH_PFC_PIN_CFG_PULL_DOWN),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('E'), 4, QSPI1_IO2, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('E'), 5, QSPI1_MISO_IO1, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('P'), 7, DU_DOTCLKIN0, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('P'), 8, DU_DOTCLKIN1, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 7, DU_DOTCLKIN2, CFG_FLAGS),
SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 8, DU_DOTCLKIN3, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 30, TMS, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 26, TRST#, SH_PFC_PIN_CFG_PULL_UP | SH_PFC_PIN_CFG_PULL_DOWN),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 29, TDI, SH_PFC_PIN_CFG_PULL_UP | SH_PFC_PIN_CFG_PULL_DOWN),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('R'), 30, TMS, CFG_FLAGS),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('T'), 27, TCK, SH_PFC_PIN_CFG_PULL_UP | SH_PFC_PIN_CFG_PULL_DOWN),
SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('T'), 28, TDO, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
- SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('T'), 30, ASEBRK, SH_PFC_PIN_CFG_DRIVE_STRENGTH),
+ SH_PFC_PIN_NAMED_CFG(ROW_GROUP_A('T'), 30, ASEBRK, CFG_FLAGS),
};
/* - SCIF0 ------------------------------------------------------------------ */
@@ -2982,8 +2989,278 @@ static int r8a7796_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, u32 *poc
return bit;
}
+#define PUEN 0xe6060400
+#define PUD 0xe6060440
+
+#define PU0 0x00
+#define PU1 0x04
+#define PU2 0x08
+#define PU3 0x0c
+#define PU4 0x10
+#define PU5 0x14
+#define PU6 0x18
+
+static const struct sh_pfc_bias_info bias_info[] = {
+ { RCAR_GP_PIN(2, 11), PU0, 31 }, /* AVB_PHY_INT */
+ { RCAR_GP_PIN(2, 10), PU0, 30 }, /* AVB_MAGIC */
+ { RCAR_GP_PIN(2, 9), PU0, 29 }, /* AVB_MDC */
+ { PIN_NUMBER('A', 9), PU0, 28 }, /* AVB_MDIO */
+ { PIN_NUMBER('A', 12), PU0, 27 }, /* AVB_TXCREFCLK */
+ { PIN_NUMBER('B', 17), PU0, 26 }, /* AVB_TD3 */
+ { PIN_NUMBER('A', 17), PU0, 25 }, /* AVB_TD2 */
+ { PIN_NUMBER('B', 18), PU0, 24 }, /* AVB_TD1 */
+ { PIN_NUMBER('A', 18), PU0, 23 }, /* AVB_TD0 */
+ { PIN_NUMBER('A', 19), PU0, 22 }, /* AVB_TXC */
+ { PIN_NUMBER('A', 8), PU0, 21 }, /* AVB_TX_CTL */
+ { PIN_NUMBER('B', 14), PU0, 20 }, /* AVB_RD3 */
+ { PIN_NUMBER('A', 14), PU0, 19 }, /* AVB_RD2 */
+ { PIN_NUMBER('B', 13), PU0, 18 }, /* AVB_RD1 */
+ { PIN_NUMBER('A', 13), PU0, 17 }, /* AVB_RD0 */
+ { PIN_NUMBER('B', 19), PU0, 16 }, /* AVB_RXC */
+ { PIN_NUMBER('A', 16), PU0, 15 }, /* AVB_RX_CTL */
+ { PIN_NUMBER('V', 7), PU0, 14 }, /* RPC_RESET# */
+ { PIN_NUMBER('V', 6), PU0, 13 }, /* RPC_WP# */
+ { PIN_NUMBER('Y', 7), PU0, 12 }, /* RPC_INT# */
+ { PIN_NUMBER('V', 5), PU0, 11 }, /* QSPI1_SSL */
+ { PIN_A_NUMBER('C', 3), PU0, 10 }, /* QSPI1_IO3 */
+ { PIN_A_NUMBER('E', 4), PU0, 9 }, /* QSPI1_IO2 */
+ { PIN_A_NUMBER('E', 5), PU0, 8 }, /* QSPI1_MISO_IO1 */
+ { PIN_A_NUMBER('C', 7), PU0, 7 }, /* QSPI1_MOSI_IO0 */
+ { PIN_NUMBER('V', 3), PU0, 6 }, /* QSPI1_SPCLK */
+ { PIN_NUMBER('Y', 3), PU0, 5 }, /* QSPI0_SSL */
+ { PIN_A_NUMBER('B', 6), PU0, 4 }, /* QSPI0_IO3 */
+ { PIN_NUMBER('Y', 6), PU0, 3 }, /* QSPI0_IO2 */
+ { PIN_A_NUMBER('B', 4), PU0, 2 }, /* QSPI0_MISO_IO1 */
+ { PIN_A_NUMBER('C', 5), PU0, 1 }, /* QSPI0_MOSI_IO0 */
+ { PIN_NUMBER('W', 3), PU0, 0 }, /* QSPI0_SPCLK */
+
+ { RCAR_GP_PIN(1, 19), PU1, 31 }, /* A19 */
+ { RCAR_GP_PIN(1, 18), PU1, 30 }, /* A18 */
+ { RCAR_GP_PIN(1, 17), PU1, 29 }, /* A17 */
+ { RCAR_GP_PIN(1, 16), PU1, 28 }, /* A16 */
+ { RCAR_GP_PIN(1, 15), PU1, 27 }, /* A15 */
+ { RCAR_GP_PIN(1, 14), PU1, 26 }, /* A14 */
+ { RCAR_GP_PIN(1, 13), PU1, 25 }, /* A13 */
+ { RCAR_GP_PIN(1, 12), PU1, 24 }, /* A12 */
+ { RCAR_GP_PIN(1, 11), PU1, 23 }, /* A11 */
+ { RCAR_GP_PIN(1, 10), PU1, 22 }, /* A10 */
+ { RCAR_GP_PIN(1, 9), PU1, 21 }, /* A9 */
+ { RCAR_GP_PIN(1, 8), PU1, 20 }, /* A8 */
+ { RCAR_GP_PIN(1, 7), PU1, 19 }, /* A7 */
+ { RCAR_GP_PIN(1, 6), PU1, 18 }, /* A6 */
+ { RCAR_GP_PIN(1, 5), PU1, 17 }, /* A5 */
+ { RCAR_GP_PIN(1, 4), PU1, 16 }, /* A4 */
+ { RCAR_GP_PIN(1, 3), PU1, 15 }, /* A3 */
+ { RCAR_GP_PIN(1, 2), PU1, 14 }, /* A2 */
+ { RCAR_GP_PIN(1, 1), PU1, 13 }, /* A1 */
+ { RCAR_GP_PIN(1, 0), PU1, 12 }, /* A0 */
+ { RCAR_GP_PIN(2, 8), PU1, 11 }, /* PWM2_A */
+ { RCAR_GP_PIN(2, 7), PU1, 10 }, /* PWM1_A */
+ { RCAR_GP_PIN(2, 6), PU1, 9 }, /* PWM0 */
+ { RCAR_GP_PIN(2, 5), PU1, 8 }, /* IRQ5 */
+ { RCAR_GP_PIN(2, 4), PU1, 7 }, /* IRQ4 */
+ { RCAR_GP_PIN(2, 3), PU1, 6 }, /* IRQ3 */
+ { RCAR_GP_PIN(2, 2), PU1, 5 }, /* IRQ2 */
+ { RCAR_GP_PIN(2, 1), PU1, 4 }, /* IRQ1 */
+ { RCAR_GP_PIN(2, 0), PU1, 3 }, /* IRQ0 */
+ { RCAR_GP_PIN(2, 14), PU1, 2 }, /* AVB_AVTP_CAPTURE_A */
+ { RCAR_GP_PIN(2, 13), PU1, 1 }, /* AVB_AVTP_MATCH_A */
+ { RCAR_GP_PIN(2, 12), PU1, 0 }, /* AVB_LINK */
+
+ { PIN_A_NUMBER('P', 8), PU2, 31 }, /* DU_DOTCLKIN1 */
+ { PIN_A_NUMBER('P', 7), PU2, 30 }, /* DU_DOTCLKIN0 */
+ { RCAR_GP_PIN(7, 3), PU2, 29 }, /* GP7_03 */
+ { RCAR_GP_PIN(7, 2), PU2, 28 }, /* HDMI0_CEC */
+ { RCAR_GP_PIN(7, 1), PU2, 27 }, /* AVS2 */
+ { RCAR_GP_PIN(7, 0), PU2, 26 }, /* AVS1 */
+ { RCAR_GP_PIN(0, 15), PU2, 25 }, /* D15 */
+ { RCAR_GP_PIN(0, 14), PU2, 24 }, /* D14 */
+ { RCAR_GP_PIN(0, 13), PU2, 23 }, /* D13 */
+ { RCAR_GP_PIN(0, 12), PU2, 22 }, /* D12 */
+ { RCAR_GP_PIN(0, 11), PU2, 21 }, /* D11 */
+ { RCAR_GP_PIN(0, 10), PU2, 20 }, /* D10 */
+ { RCAR_GP_PIN(0, 9), PU2, 19 }, /* D9 */
+ { RCAR_GP_PIN(0, 8), PU2, 18 }, /* D8 */
+ { RCAR_GP_PIN(0, 7), PU2, 17 }, /* D7 */
+ { RCAR_GP_PIN(0, 6), PU2, 16 }, /* D6 */
+ { RCAR_GP_PIN(0, 5), PU2, 15 }, /* D5 */
+ { RCAR_GP_PIN(0, 4), PU2, 14 }, /* D4 */
+ { RCAR_GP_PIN(0, 3), PU2, 13 }, /* D3 */
+ { RCAR_GP_PIN(0, 2), PU2, 12 }, /* D2 */
+ { RCAR_GP_PIN(0, 1), PU2, 11 }, /* D1 */
+ { RCAR_GP_PIN(0, 0), PU2, 10 }, /* D0 */
+ { PIN_NUMBER('C', 1), PU2, 9 }, /* PRESETOUT# */
+ { RCAR_GP_PIN(1, 27), PU2, 8 }, /* EX_WAIT0_A */
+ { RCAR_GP_PIN(1, 26), PU2, 7 }, /* WE1_N */
+ { RCAR_GP_PIN(1, 25), PU2, 6 }, /* WE0_N */
+ { RCAR_GP_PIN(1, 24), PU2, 5 }, /* RD_WR_N */
+ { RCAR_GP_PIN(1, 23), PU2, 4 }, /* RD_N */
+ { RCAR_GP_PIN(1, 22), PU2, 3 }, /* BS_N */
+ { RCAR_GP_PIN(1, 21), PU2, 2 }, /* CS1_N_A26 */
+ { RCAR_GP_PIN(1, 20), PU2, 1 }, /* CS0_N */
+ { RCAR_GP_PIN(1, 28), PU2, 0 }, /* CLKOUT */
+
+ { RCAR_GP_PIN(4, 9), PU3, 31 }, /* SD3_DAT0 */
+ { RCAR_GP_PIN(4, 8), PU3, 30 }, /* SD3_CMD */
+ { RCAR_GP_PIN(4, 7), PU3, 29 }, /* SD3_CLK */
+ { RCAR_GP_PIN(4, 6), PU3, 28 }, /* SD2_DS */
+ { RCAR_GP_PIN(4, 5), PU3, 27 }, /* SD2_DAT3 */
+ { RCAR_GP_PIN(4, 4), PU3, 26 }, /* SD2_DAT2 */
+ { RCAR_GP_PIN(4, 3), PU3, 25 }, /* SD2_DAT1 */
+ { RCAR_GP_PIN(4, 2), PU3, 24 }, /* SD2_DAT0 */
+ { RCAR_GP_PIN(4, 1), PU3, 23 }, /* SD2_CMD */
+ { RCAR_GP_PIN(4, 0), PU3, 22 }, /* SD2_CLK */
+ { RCAR_GP_PIN(3, 11), PU3, 21 }, /* SD1_DAT3 */
+ { RCAR_GP_PIN(3, 10), PU3, 20 }, /* SD1_DAT2 */
+ { RCAR_GP_PIN(3, 9), PU3, 19 }, /* SD1_DAT1 */
+ { RCAR_GP_PIN(3, 8), PU3, 18 }, /* SD1_DAT0 */
+ { RCAR_GP_PIN(3, 7), PU3, 17 }, /* SD1_CMD */
+ { RCAR_GP_PIN(3, 6), PU3, 16 }, /* SD1_CLK */
+ { RCAR_GP_PIN(3, 5), PU3, 15 }, /* SD0_DAT3 */
+ { RCAR_GP_PIN(3, 4), PU3, 14 }, /* SD0_DAT2 */
+ { RCAR_GP_PIN(3, 3), PU3, 13 }, /* SD0_DAT1 */
+ { RCAR_GP_PIN(3, 2), PU3, 12 }, /* SD0_DAT0 */
+ { RCAR_GP_PIN(3, 1), PU3, 11 }, /* SD0_CMD */
+ { RCAR_GP_PIN(3, 0), PU3, 10 }, /* SD0_CLK */
+ { PIN_A_NUMBER('T', 30), PU3, 9 }, /* ASEBRK */
+ /* bit 8 n/a */
+ { PIN_A_NUMBER('R', 29), PU3, 7 }, /* TDI */
+ { PIN_A_NUMBER('R', 30), PU3, 6 }, /* TMS */
+ { PIN_A_NUMBER('T', 27), PU3, 5 }, /* TCK */
+ { PIN_A_NUMBER('R', 26), PU3, 4 }, /* TRST# */
+ { PIN_A_NUMBER('D', 39), PU3, 3 }, /* EXTALR*/
+ { PIN_A_NUMBER('D', 38), PU3, 2 }, /* FSCLKST# */
+ /* bit 1 n/a on M3*/
+ { PIN_A_NUMBER('R', 7), PU3, 0 }, /* DU_DOTCLKIN2 */
+
+ { RCAR_GP_PIN(5, 19), PU4, 31 }, /* MSIOF0_SS1 */
+ { RCAR_GP_PIN(5, 18), PU4, 30 }, /* MSIOF0_SYNC */
+ { RCAR_GP_PIN(5, 17), PU4, 29 }, /* MSIOF0_SCK */
+ { RCAR_GP_PIN(5, 16), PU4, 28 }, /* HRTS0_N */
+ { RCAR_GP_PIN(5, 15), PU4, 27 }, /* HCTS0_N */
+ { RCAR_GP_PIN(5, 14), PU4, 26 }, /* HTX0 */
+ { RCAR_GP_PIN(5, 13), PU4, 25 }, /* HRX0 */
+ { RCAR_GP_PIN(5, 12), PU4, 24 }, /* HSCK0 */
+ { RCAR_GP_PIN(5, 11), PU4, 23 }, /* RX2_A */
+ { RCAR_GP_PIN(5, 10), PU4, 22 }, /* TX2_A */
+ { RCAR_GP_PIN(5, 9), PU4, 21 }, /* SCK2 */
+ { RCAR_GP_PIN(5, 8), PU4, 20 }, /* RTS1_N_TANS */
+ { RCAR_GP_PIN(5, 7), PU4, 19 }, /* CTS1_N */
+ { RCAR_GP_PIN(5, 6), PU4, 18 }, /* TX1_A */
+ { RCAR_GP_PIN(5, 5), PU4, 17 }, /* RX1_A */
+ { RCAR_GP_PIN(5, 4), PU4, 16 }, /* RTS0_N_TANS */
+ { RCAR_GP_PIN(5, 3), PU4, 15 }, /* CTS0_N */
+ { RCAR_GP_PIN(5, 2), PU4, 14 }, /* TX0 */
+ { RCAR_GP_PIN(5, 1), PU4, 13 }, /* RX0 */
+ { RCAR_GP_PIN(5, 0), PU4, 12 }, /* SCK0 */
+ { RCAR_GP_PIN(3, 15), PU4, 11 }, /* SD1_WP */
+ { RCAR_GP_PIN(3, 14), PU4, 10 }, /* SD1_CD */
+ { RCAR_GP_PIN(3, 13), PU4, 9 }, /* SD0_WP */
+ { RCAR_GP_PIN(3, 12), PU4, 8 }, /* SD0_CD */
+ { RCAR_GP_PIN(4, 17), PU4, 7 }, /* SD3_DS */
+ { RCAR_GP_PIN(4, 16), PU4, 6 }, /* SD3_DAT7 */
+ { RCAR_GP_PIN(4, 15), PU4, 5 }, /* SD3_DAT6 */
+ { RCAR_GP_PIN(4, 14), PU4, 4 }, /* SD3_DAT5 */
+ { RCAR_GP_PIN(4, 13), PU4, 3 }, /* SD3_DAT4 */
+ { RCAR_GP_PIN(4, 12), PU4, 2 }, /* SD3_DAT3 */
+ { RCAR_GP_PIN(4, 11), PU4, 1 }, /* SD3_DAT2 */
+ { RCAR_GP_PIN(4, 10), PU4, 0 }, /* SD3_DAT1 */
+
+ { RCAR_GP_PIN(6, 24), PU5, 31 }, /* USB0_PWEN */
+ { RCAR_GP_PIN(6, 23), PU5, 30 }, /* AUDIO_CLKB_B */
+ { RCAR_GP_PIN(6, 22), PU5, 29 }, /* AUDIO_CLKA_A */
+ { RCAR_GP_PIN(6, 21), PU5, 28 }, /* SSI_SDATA9_A */
+ { RCAR_GP_PIN(6, 20), PU5, 27 }, /* SSI_SDATA8 */
+ { RCAR_GP_PIN(6, 19), PU5, 26 }, /* SSI_SDATA7 */
+ { RCAR_GP_PIN(6, 18), PU5, 25 }, /* SSI_WS78 */
+ { RCAR_GP_PIN(6, 17), PU5, 24 }, /* SSI_SCK78 */
+ { RCAR_GP_PIN(6, 16), PU5, 23 }, /* SSI_SDATA6 */
+ { RCAR_GP_PIN(6, 15), PU5, 22 }, /* SSI_WS6 */
+ { RCAR_GP_PIN(6, 14), PU5, 21 }, /* SSI_SCK6 */
+ { RCAR_GP_PIN(6, 13), PU5, 20 }, /* SSI_SDATA5 */
+ { RCAR_GP_PIN(6, 12), PU5, 19 }, /* SSI_WS5 */
+ { RCAR_GP_PIN(6, 11), PU5, 18 }, /* SSI_SCK5 */
+ { RCAR_GP_PIN(6, 10), PU5, 17 }, /* SSI_SDATA4 */
+ { RCAR_GP_PIN(6, 9), PU5, 16 }, /* SSI_WS4 */
+ { RCAR_GP_PIN(6, 8), PU5, 15 }, /* SSI_SCK4 */
+ { RCAR_GP_PIN(6, 7), PU5, 14 }, /* SSI_SDATA3 */
+ { RCAR_GP_PIN(6, 6), PU5, 13 }, /* SSI_WS34 */
+ { RCAR_GP_PIN(6, 5), PU5, 12 }, /* SSI_SCK34 */
+ { RCAR_GP_PIN(6, 4), PU5, 11 }, /* SSI_SDATA2_A */
+ { RCAR_GP_PIN(6, 3), PU5, 10 }, /* SSI_SDATA1_A */
+ { RCAR_GP_PIN(6, 2), PU5, 9 }, /* SSI_SDATA0 */
+ { RCAR_GP_PIN(6, 1), PU5, 8 }, /* SSI_WS01239 */
+ { RCAR_GP_PIN(6, 0), PU5, 7 }, /* SSI_SCK01239 */
+ { PIN_NUMBER('H', 37), PU5, 6 }, /* MLB_REF */
+ { RCAR_GP_PIN(5, 25), PU5, 5 }, /* MLB_DAT */
+ { RCAR_GP_PIN(5, 24), PU5, 4 }, /* MLB_SIG */
+ { RCAR_GP_PIN(5, 23), PU5, 3 }, /* MLB_CLK */
+ { RCAR_GP_PIN(5, 22), PU5, 2 }, /* MSIOF0_RXD */
+ { RCAR_GP_PIN(5, 21), PU5, 1 }, /* MSIOF0_SS2 */
+ { RCAR_GP_PIN(5, 20), PU5, 0 }, /* MSIOF0_TXD */
+
+ { RCAR_GP_PIN(6, 31), PU6, 6 }, /* GP6_31 */
+ { RCAR_GP_PIN(6, 30), PU6, 5 }, /* GP6_30 */
+ { RCAR_GP_PIN(6, 29), PU6, 4 }, /* USB30_OVC */
+ { RCAR_GP_PIN(6, 28), PU6, 3 }, /* USB30_PWEN */
+ { RCAR_GP_PIN(6, 27), PU6, 2 }, /* USB1_OVC */
+ { RCAR_GP_PIN(6, 26), PU6, 1 }, /* USB1_PWEN */
+ { RCAR_GP_PIN(6, 25), PU6, 0 }, /* USB0_OVC */
+};
+
+static unsigned int r8a7796_pinmux_get_bias(struct sh_pfc *pfc,
+ unsigned int pin)
+{
+ const struct sh_pfc_bias_info *info;
+ u32 reg;
+ u32 bit;
+
+ info = sh_pfc_pin_to_bias_info(bias_info, ARRAY_SIZE(bias_info), pin);
+ if (!info)
+ return PIN_CONFIG_BIAS_DISABLE;
+
+ reg = info->reg;
+ bit = BIT(info->bit);
+
+ if (!(sh_pfc_read_reg(pfc, PUEN + reg, 32) & bit))
+ return PIN_CONFIG_BIAS_DISABLE;
+ else if (sh_pfc_read_reg(pfc, PUD + reg, 32) & bit)
+ return PIN_CONFIG_BIAS_PULL_UP;
+ else
+ return PIN_CONFIG_BIAS_PULL_DOWN;
+}
+
+static void r8a7796_pinmux_set_bias(struct sh_pfc *pfc, unsigned int pin,
+ unsigned int bias)
+{
+ const struct sh_pfc_bias_info *info;
+ u32 enable, updown;
+ u32 reg;
+ u32 bit;
+
+ info = sh_pfc_pin_to_bias_info(bias_info, ARRAY_SIZE(bias_info), pin);
+ if (!info)
+ return;
+
+ reg = info->reg;
+ bit = BIT(info->bit);
+
+ enable = sh_pfc_read_reg(pfc, PUEN + reg, 32) & ~bit;
+ if (bias != PIN_CONFIG_BIAS_DISABLE)
+ enable |= bit;
+
+ updown = sh_pfc_read_reg(pfc, PUD + reg, 32) & ~bit;
+ if (bias == PIN_CONFIG_BIAS_PULL_UP)
+ updown |= bit;
+
+ sh_pfc_write_reg(pfc, PUD + reg, 32, updown);
+ sh_pfc_write_reg(pfc, PUEN + reg, 32, enable);
+}
+
static const struct sh_pfc_soc_operations r8a7796_pinmux_ops = {
.pin_to_pocctrl = r8a7796_pin_to_pocctrl,
+ .get_bias = r8a7796_pinmux_get_bias,
+ .set_bias = r8a7796_pinmux_set_bias,
};
const struct sh_pfc_soc_info r8a7796_pinmux_info = {
--
2.10.2
^ permalink raw reply related [flat|nested] 8+ messages in thread