diff options
| author |   Linus Walleij <linus.walleij@linaro.org> | 2022-04-14 23:40:16 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2022-04-26 23:17:48 +0200 |
| commit | 49148f4c39f04cb7bcfc1f42c3051d9ef8655fba (patch) | |
| tree | 849db0b00122e9570d4703abd172e3c030815c00 | |
| parent | ARM: dts: ux500: Add NFC to the Codina (diff) | |
| download | linux-dev-49148f4c39f04cb7bcfc1f42c3051d9ef8655fba.tar.xz linux-dev-49148f4c39f04cb7bcfc1f42c3051d9ef8655fba.zip | |
ARM: dts: ux500: Add GPS to the Codina
The Codina has a Broadcom BCM4751 GPS chip.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to '')
| -rw-r--r-- | arch/arm/boot/dts/ste-ux500-samsung-codina.dts | 32 |
1 files changed, 28 insertions, 4 deletions
diff --git a/arch/arm/boot/dts/ste-ux500-samsung-codina.dts b/arch/arm/boot/dts/ste-ux500-samsung-codina.dts index 0b7bb54aa24d..b6746ac167bc 100644 --- a/arch/arm/boot/dts/ste-ux500-samsung-codina.dts +++ b/arch/arm/boot/dts/ste-ux500-samsung-codina.dts @@ -480,10 +480,20 @@ uart@80121000 { status = "okay"; pinctrl-names = "default", "sleep"; - /* CTS/RTS is not used, CTS is repurposed as GPIO */ - pinctrl-0 = <&u1rxtx_a_1_default>; - pinctrl-1 = <&u1rxtx_a_1_sleep>; - /* FIXME: add a device for the GPS here */ + pinctrl-0 = <&u1rxtx_a_1_default &u1ctsrts_a_1_default>; + pinctrl-1 = <&u1rxtx_a_1_sleep &u1ctsrts_a_1_sleep>; + + gnss { + compatible = "brcm,bcm4751"; + /* GPS_RSTN on GPIO21 */ + reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>; + /* GPS_ON_OFF on GPIO86 */ + enable-gpios = <&gpio2 22 GPIO_ACTIVE_HIGH>; + /* GPS_1V8 (VSMPS2) */ + vddio-supply = <&db8500_vsmps2_reg>; + pinctrl-names = "default"; + pinctrl-0 = <&bcm4751_codina_default>; + }; }; /* Debugging console UART connected to TSU6111RSVR (FSA880) */ @@ -883,6 +893,20 @@ }; }; }; + bcm4751 { + bcm4751_codina_default: bcm4751_codina { + /* Reset line, start out asserted */ + codina_cfg1 { + pins = "GPIO21_AB3"; + ste,config = <&gpio_out_lo>; + }; + /* GPS_ON_OFF, start out deasserted (off) */ + codina_cfg2 { + pins = "GPIO86_C6"; + ste,config = <&gpio_out_lo>; + }; + }; + }; vibrator { vibrator_default: vibrator_default { codina_cfg1 { |