adafruit-mirror/zephyr
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions 9

it8xxx2: pinmux: correct i2c3 alt function locate on GPF2/F3

Browse source 
Enable the alt function with setting both bit5@0xf016f1 and
bit6@0xf02046 bits will cause internal leakage.
Only bit6@0xf02046 bit is required to enable the alt function,
so fix it.

Signed-off-by: Dino Li <Dino.Li@ite.com.tw>
This commit is contained in:
Dino Li 2022-03-22 14:35:30 +08:00 committed by Anas Nashif
parent 296d51511d
commit 0d9c1c2516
2 changed files with 2 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
drivers/pinmux/pinmux_ite_it8xxx2.c
View file

@ -157,19 +157,6 @@ static int pinmux_it8xxx2_init(const struct device *dev)
*/
IT8XXX2_GPIO_GCR &= ~(BIT(1) | BIT(2));
/*
* If SMBUS3 swaps from H group to F group, we have to
* set SMB3PSEL = 1 in PMER3 register.
*/
if (DEVICE_DT_GET(DT_PHANDLE(DT_NODELABEL(i2c3), gpio_dev)) ==
DEVICE_DT_GET(DT_NODELABEL(gpiof))) {
struct gctrl_it8xxx2_regs *const gctrl_base =
(struct gctrl_it8xxx2_regs *)
DT_REG_ADDR(DT_NODELABEL(gctrl));
gctrl_base->GCTRL_PMER3 |= IT8XXX2_GCTRL_SMB3PSEL;
}
/*
* TODO: If UART2 swaps from bit2:1 to bit6:5 in H group, we
* have to set UART1PSEL = 1 in UART1PMR register.

4
dts/riscv/it8xxx2.dtsi
View file

@ -146,9 +146,9 @@
NO_FUNC NO_FUNC 0xf016f1 0xf016f1>;
func3_en_mask = <0 0 0x02 0x02
0 0 0x10 0x10 >;
func4_gcr = <NO_FUNC NO_FUNC 0xf016f1 0xf016f1
func4_gcr = <NO_FUNC NO_FUNC 0xf02046 0xf02046
NO_FUNC NO_FUNC NO_FUNC NO_FUNC >;
func4_en_mask = <0 0 0x20 0x20
func4_en_mask = <0 0 0x40 0x40
0 0 0 0 >;
#pinctrl-cells = <2>;
};