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* [PATCH 0/2] Utilize pinctrl-single for bcm7038-style chips
@ 2026-04-07 23:56 Florian Fainelli
  2026-04-07 23:56 ` [PATCH 1/2] dt-bindings: pinctrl: pinctrl-single: Add brcm,bcm7038-padconf Florian Fainelli
  2026-04-07 23:56 ` [PATCH 2/2] pinctrl: single: Add bcm7038-padconf compatible matching Florian Fainelli
  0 siblings, 2 replies; 3+ messages in thread
From: Florian Fainelli @ 2026-04-07 23:56 UTC (permalink / raw)
  To: linux-kernel
  Cc: Florian Fainelli, Linus Walleij, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Tony Lindgren, Haojian Zhuang,
	open list:PIN CONTROL SUBSYSTEM,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	moderated list:PIN CONTROLLER - SINGLE,
	open list:PIN CONTROLLER - SINGLE

This patch set allows Broadcom STB chips with the BCM7038-style
pinmux/configuration blocks to use pinctrl-single. This does not
preclude us from making use of a more sophisticated driver in the
future, should we need to.

Florian Fainelli (2):
  dt-bindings: pinctrl: pinctrl-single: Add brcm,bcm7038-padconf
  pinctrl: single: Add bcm7038-padconf compatible matching

 .../devicetree/bindings/pinctrl/pinctrl-single.yaml          | 4 ++++
 drivers/pinctrl/pinctrl-single.c                             | 5 +++--
 2 files changed, 7 insertions(+), 2 deletions(-)

-- 
2.34.1



^ permalink raw reply	[flat|nested] 3+ messages in thread

* [PATCH 1/2] dt-bindings: pinctrl: pinctrl-single: Add brcm,bcm7038-padconf
  2026-04-07 23:56 [PATCH 0/2] Utilize pinctrl-single for bcm7038-style chips Florian Fainelli
@ 2026-04-07 23:56 ` Florian Fainelli
  2026-04-07 23:56 ` [PATCH 2/2] pinctrl: single: Add bcm7038-padconf compatible matching Florian Fainelli
  1 sibling, 0 replies; 3+ messages in thread
From: Florian Fainelli @ 2026-04-07 23:56 UTC (permalink / raw)
  To: linux-kernel
  Cc: Florian Fainelli, Linus Walleij, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Tony Lindgren, Haojian Zhuang,
	open list:PIN CONTROL SUBSYSTEM,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	moderated list:PIN CONTROLLER - SINGLE,
	open list:PIN CONTROLLER - SINGLE

Add the "brcm,bcm7038-padconf" compatible to the pinctrl-single binding.

Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
---
 Documentation/devicetree/bindings/pinctrl/pinctrl-single.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-single.yaml b/Documentation/devicetree/bindings/pinctrl/pinctrl-single.yaml
index 9135788cf62e..afe7329a1df2 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-single.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-single.yaml
@@ -38,6 +38,10 @@ properties:
           - enum:
               - marvell,pxa1908-padconf
           - const: pinconf-single
+      - items:
+          - enum:
+              - brcm,bcm7038-padconf
+          - const: pinctrl-single
 
   reg:
     maxItems: 1
-- 
2.34.1



^ permalink raw reply related	[flat|nested] 3+ messages in thread

* [PATCH 2/2] pinctrl: single: Add bcm7038-padconf compatible matching
  2026-04-07 23:56 [PATCH 0/2] Utilize pinctrl-single for bcm7038-style chips Florian Fainelli
  2026-04-07 23:56 ` [PATCH 1/2] dt-bindings: pinctrl: pinctrl-single: Add brcm,bcm7038-padconf Florian Fainelli
@ 2026-04-07 23:56 ` Florian Fainelli
  1 sibling, 0 replies; 3+ messages in thread
From: Florian Fainelli @ 2026-04-07 23:56 UTC (permalink / raw)
  To: linux-kernel
  Cc: Florian Fainelli, Linus Walleij, Rob Herring, Krzysztof Kozlowski,
	Conor Dooley, Tony Lindgren, Haojian Zhuang,
	open list:PIN CONTROL SUBSYSTEM,
	open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS,
	moderated list:PIN CONTROLLER - SINGLE,
	open list:PIN CONTROLLER - SINGLE

Just like the TI J7200 padconf, we lose the context and therefore need
to save it and restore it across suspend/resume states.

Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com>
---
 drivers/pinctrl/pinctrl-single.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index d85e6c1f6321..657b42caf811 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -1960,7 +1960,7 @@ static const struct pcs_soc_data pinctrl_single_am654 = {
 	.irq_status_mask = (1 << 30),   /* WKUP_EVT */
 };
 
-static const struct pcs_soc_data pinctrl_single_j7200 = {
+static const struct pcs_soc_data pinctrl_single_loss_off = {
 	.flags = PCS_CONTEXT_LOSS_OFF,
 };
 
@@ -1972,6 +1972,7 @@ static const struct pcs_soc_data pinconf_single = {
 };
 
 static const struct of_device_id pcs_of_match[] = {
+	{ .compatible = "brcm,bcm7038-padconf", .data = &pinctrl_single_loss_off },
 	{ .compatible = "marvell,pxa1908-padconf", .data = &pinconf_single },
 	{ .compatible = "ti,am437-padconf", .data = &pinctrl_single_am437x },
 	{ .compatible = "ti,am654-padconf", .data = &pinctrl_single_am654 },
@@ -1979,7 +1980,7 @@ static const struct of_device_id pcs_of_match[] = {
 	{ .compatible = "ti,omap3-padconf", .data = &pinctrl_single_omap_wkup },
 	{ .compatible = "ti,omap4-padconf", .data = &pinctrl_single_omap_wkup },
 	{ .compatible = "ti,omap5-padconf", .data = &pinctrl_single_omap_wkup },
-	{ .compatible = "ti,j7200-padconf", .data = &pinctrl_single_j7200 },
+	{ .compatible = "ti,j7200-padconf", .data = &pinctrl_single_loss_off },
 	{ .compatible = "pinctrl-single", .data = &pinctrl_single },
 	{ .compatible = "pinconf-single", .data = &pinconf_single },
 	{ },
-- 
2.34.1



^ permalink raw reply related	[flat|nested] 3+ messages in thread

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2026-04-07 23:56 [PATCH 0/2] Utilize pinctrl-single for bcm7038-style chips Florian Fainelli
2026-04-07 23:56 ` [PATCH 1/2] dt-bindings: pinctrl: pinctrl-single: Add brcm,bcm7038-padconf Florian Fainelli
2026-04-07 23:56 ` [PATCH 2/2] pinctrl: single: Add bcm7038-padconf compatible matching Florian Fainelli

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