diff mbox series

[v5,2/3] arm64: dts: ti: k3-j7200-common-proc-board: Disable unused gpio modules

Message ID 20210310161924.22256-3-a-govindraju@ti.com
State Superseded
Headers show
Series J7200: Add support for GPIO and higher speed modes in MMCSD subsystems | expand

Commit Message

Aswath Govindraju March 10, 2021, 4:19 p.m. UTC
From: Faiz Abbas <faiz_abbas@ti.com>

There are 6 gpio instances inside SoC with 2 groups as show below:
    Group one: wkup_gpio0, wkup_gpio1
    Group two: main_gpio0, main_gpio2, main_gpio4, main_gpio6

Only one instance from each group can be used at a time. So use main_gpio0
and wkup_gpio0 in current linux context and disable the rest of the nodes.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
---
 .../boot/dts/ti/k3-j7200-common-proc-board.dts   | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

Comments

Grygorii Strashko March 16, 2021, 12:01 p.m. UTC | #1
On 10/03/2021 18:19, Aswath Govindraju wrote:
> From: Faiz Abbas <faiz_abbas@ti.com>

> 

> There are 6 gpio instances inside SoC with 2 groups as show below:

>      Group one: wkup_gpio0, wkup_gpio1

>      Group two: main_gpio0, main_gpio2, main_gpio4, main_gpio6

> 

> Only one instance from each group can be used at a time. So use main_gpio0

> and wkup_gpio0 in current linux context and disable the rest of the nodes.

> 

> Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>

> Signed-off-by: Sekhar Nori <nsekhar@ti.com>

> Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>

> ---

>   .../boot/dts/ti/k3-j7200-common-proc-board.dts   | 16 ++++++++++++++++

>   1 file changed, 16 insertions(+)


Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>


-- 
Best regards,
grygorii
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
index 4a7182abccf5..b493f939b09a 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-j7200-common-proc-board.dts
@@ -122,6 +122,22 @@ 
 	status = "disabled";
 };
 
+&main_gpio2 {
+	status = "disabled";
+};
+
+&main_gpio4 {
+	status = "disabled";
+};
+
+&main_gpio6 {
+	status = "disabled";
+};
+
+&wkup_gpio1 {
+	status = "disabled";
+};
+
 &mcu_cpsw {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mcu_cpsw_pins_default &mcu_mdio_pins_default>;