[PATCH 1/5] ARM: dts: am335x-nano: Fix GPIO settings for RTS/CTS pins on UART3 & 4
From: Mark Jackson
Date: Tue Nov 29 2022 - 11:09:48 EST
The NanoBone platform uses GPIO pins for RTS/CTS control.
The DTS still uses the hardware RTS/CTS pins so this needs fixing.
Signed-off-by: Mark Jackson <mpfj@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/am335x-nano.dts | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/am335x-nano.dts b/arch/arm/boot/dts/am335x-nano.dts
index b6f2567bd65a..05cbfe24f778 100644
--- a/arch/arm/boot/dts/am335x-nano.dts
+++ b/arch/arm/boot/dts/am335x-nano.dts
@@ -120,8 +120,8 @@ AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_OUTPUT, MUX_MODE1) /* spi0_d0.uart2_txd
uart3_pins: uart3_pins {
pinctrl-single,pins = <
- AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_INPUT_PULLUP, MUX_MODE6) /* lcd_data10.uart3_ctsn */
- AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE6) /* lcd_data11.uart3_rtsn */
+ AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_INPUT_PULLUP, MUX_MODE7) /* lcd_data10.gpio2[16] */
+ AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE7) /* lcd_data11.gpio2[17] */
AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE1) /* spi0_cs1.uart3_rxd */
AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_OUTPUT, MUX_MODE1) /* ecap0_in_pwm0_out.uart3_txd */
>;
@@ -129,8 +129,8 @@ AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_OUTPUT, MUX_MODE1) /* ecap0_in
uart4_pins: uart4_pins {
pinctrl-single,pins = <
- AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_INPUT_PULLUP, MUX_MODE6) /* lcd_data12.uart4_ctsn */
- AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE6) /* lcd_data13.uart4_rtsn */
+ AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_INPUT_PULLUP, MUX_MODE7) /* lcd_data12.gpio0[8] */
+ AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE7) /* lcd_data13.gpio0[9] */
AM33XX_PADCONF(AM335X_PIN_UART0_CTSN, PIN_INPUT, MUX_MODE1) /* uart0_ctsn.uart4_rxd */
AM33XX_PADCONF(AM335X_PIN_UART0_RTSN, PIN_OUTPUT, MUX_MODE1) /* uart0_rtsn.uart4_txd */
>;
--
2.34.1