/branches/18.06.1/target/linux/brcm63xx/patches-4.14/135-Documentation-add-BCM6358-pincontroller-binding-docu.patch |
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From c7c8fa7f5b5ee9bea751fa7bdae8ff4acde8f26e Mon Sep 17 00:00:00 2001 |
From: Jonas Gorski <jonas.gorski@gmail.com> |
Date: Wed, 27 Jul 2016 11:36:00 +0200 |
Subject: [PATCH 06/16] Documentation: add BCM6358 pincontroller binding |
documentation |
|
Add binding documentation for the pincontrol core found in BCM6358 SoCs. |
|
Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> |
--- |
.../bindings/pinctrl/brcm,bcm6358-pinctrl.txt | 44 ++++++++++++++++++++++ |
1 file changed, 44 insertions(+) |
create mode 100644 Documentation/devicetree/bindings/pinctrl/brcm,bcm6358-pinctrl.txt |
|
--- /dev/null |
+++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm6358-pinctrl.txt |
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+* Broadcom BCM6358 pin controller |
+ |
+Required properties: |
+- compatible: Must be "brcm,bcm6358-pinctrl". |
+- reg: Register specifiers of dirout, dat registers. |
+- reg-names: Must be "dirout", "dat". |
+- brcm,gpiomode: Phandle to the shared gpiomode register. |
+- gpio-controller: Identifies this node as a gpio-controller. |
+- #gpio-cells: Must be <2>. |
+ |
+Example: |
+ |
+pinctrl: pin-controller@fffe0080 { |
+ compatible = "brcm,bcm6358-pinctrl"; |
+ reg = <0xfffe0080 0x8>, |
+ <0xfffe0088 0x8>, |
+ <0xfffe0098 0x4>; |
+ reg-names = "dirout", "dat"; |
+ brcm,gpiomode = <&gpiomode>; |
+ |
+ gpio-controller; |
+ #gpio-cells = <2>; |
+}; |
+ |
+gpiomode: syscon@fffe0098 { |
+ compatible = "brcm,bcm6358-gpiomode", "syscon"; |
+ reg = <0xfffe0098 0x4>; |
+ native-endian; |
+}; |
+ |
+Available pins/groups and functions: |
+ |
+name pins functions |
+----------------------------------------------------------- |
+ebi_cs_grp 30-31 ebi_cs |
+uart1_grp 28-31 uart1 |
+spi_cs_grp 32-33 spi_cs |
+async_modem_grp 12-15 async_modem |
+legacy_led_grp 9-15 legacy_led |
+serial_led_grp 6-7 serial_led |
+led_grp 0-3 led |
+utopia_grp 12-15, 22-31 utopia |
+pwm_syn_clk_grp 8 pwm_syn_clk |
+sys_irq_grp 5 sys_irq |