pinctrl: sh-pfc: rcar-gen3: Retain TDSELCTRL register across suspend/resume

The TDSELCTRL register is responsible for configuring the SDHI/MMC clock
return path delay and may be adjusted by the bootloader. Retain the value
across suspend/resume to prevent hardware instability after resume.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7795-es1.c b/drivers/pinctrl/sh-pfc/pfc-r8a7795-es1.c
index 287cfbb..0ef7ada 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7795-es1.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7795-es1.c
@@ -5547,10 +5547,12 @@ static const struct pinmux_drive_reg pinmux_drive_regs[] = {
 
 enum ioctrl_regs {
        POCCTRL,
+       TDSELCTRL,
 };
 
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
        [POCCTRL] = { 0xe6060380, },
+       [TDSELCTRL] = { 0xe60603c0, },
        { /* sentinel */ },
 };
 

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
index db9add1..1a987df 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7795.c
@@ -5897,10 +5897,12 @@ static const struct pinmux_drive_reg pinmux_drive_regs[] = {
 
 enum ioctrl_regs {
        POCCTRL,
+       TDSELCTRL,
 };
 
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
        [POCCTRL] = { 0xe6060380, },
+       [TDSELCTRL] = { 0xe60603c0, },
        { /* sentinel */ },
 };
 

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7796.c b/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
index 3481ff8..a99c519 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7796.c
@@ -5855,10 +5855,12 @@ static const struct pinmux_drive_reg pinmux_drive_regs[] = {
 
 enum ioctrl_regs {
        POCCTRL,
+       TDSELCTRL,
 };
 
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
        [POCCTRL] = { 0xe6060380, },
+       [TDSELCTRL] = { 0xe60603c0, },
        { /* sentinel */ },
 };
 

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77965.c b/drivers/pinctrl/sh-pfc/pfc-r8a77965.c
index 14c4b67..820b74c 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a77965.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a77965.c
@@ -6012,10 +6012,12 @@ static const struct pinmux_drive_reg pinmux_drive_regs[] = {
 
 enum ioctrl_regs {
        POCCTRL,
+       TDSELCTRL,
 };
 
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
        [POCCTRL] = { 0xe6060380, },
+       [TDSELCTRL] = { 0xe60603c0, },
        { /* sentinel */ },
 };
 

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77970.c b/drivers/pinctrl/sh-pfc/pfc-r8a77970.c
index e2d1b49..f5868f5 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a77970.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a77970.c
@@ -2409,12 +2409,14 @@ enum ioctrl_regs {
        POCCTRL0,
        POCCTRL1,
        POCCTRL2,
+       TDSELCTRL,
 };
 
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
        [POCCTRL0] = { 0xe6060380 },
        [POCCTRL1] = { 0xe6060384 },
        [POCCTRL2] = { 0xe6060388 },
+       [TDSELCTRL] = { 0xe60603c0, },
        { /* sentinel */ },
 };
 

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77980.c b/drivers/pinctrl/sh-pfc/pfc-r8a77980.c
index 1dcc508..376e689 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a77980.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a77980.c
@@ -2832,6 +2832,7 @@ enum ioctrl_regs {
        POCCTRL1,
        POCCTRL2,
        POCCTRL3,
+       TDSELCTRL,
 };
 
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
@@ -2839,6 +2840,7 @@ static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
        [POCCTRL1] = { 0xe6060384, },
        [POCCTRL2] = { 0xe6060388, },
        [POCCTRL3] = { 0xe606038c, },
+       [TDSELCTRL] = { 0xe60603c0, },
        { /* sentinel */ },
 };
 

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77990.c b/drivers/pinctrl/sh-pfc/pfc-r8a77990.c
index 7ed6c30..1a8d1ae 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a77990.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a77990.c
@@ -4996,10 +4996,12 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
 
 enum ioctrl_regs {
        POCCTRL0,
+       TDSELCTRL,
 };
 
 static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
        [POCCTRL0] = { 0xe6060380, },
+       [TDSELCTRL] = { 0xe60603c0, },
        { /* sentinel */ },
 };
 

diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77995.c b/drivers/pinctrl/sh-pfc/pfc-r8a77995.c
index 9e377e3..0acdfb8 100644 (file)
--- a/drivers/pinctrl/sh-pfc/pfc-r8a77995.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a77995.c
@@ -2833,6 +2833,15 @@ static int r8a77995_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, u32 *po
        return bit;
 }
 
+enum ioctrl_regs {
+       TDSELCTRL,
+};
+
+static const struct pinmux_ioctrl_reg pinmux_ioctrl_regs[] = {
+       [TDSELCTRL] = { 0xe60603c0, },
+       { /* sentinel */ },
+};
+
 static const struct sh_pfc_soc_operations r8a77995_pinmux_ops = {
        .pin_to_pocctrl = r8a77995_pin_to_pocctrl,
 };
@@ -2852,6 +2861,7 @@ const struct sh_pfc_soc_info r8a77995_pinmux_info = {
        .nr_functions = ARRAY_SIZE(pinmux_functions),
 
        .cfg_regs = pinmux_config_regs,
+       .ioctrl_regs = pinmux_ioctrl_regs,
 
        .pinmux_data = pinmux_data,
        .pinmux_data_size = ARRAY_SIZE(pinmux_data),