diff options
| author | Faiz Abbas <faiz_abbas@ti.com> | 2021-02-04 15:11:00 +0530 |
|---|---|---|
| committer | Lokesh Vutla <lokeshvutla@ti.com> | 2021-02-04 20:37:57 +0530 |
| commit | b4e85ca0babb592cb5f1f25a469ddc44c949652e (patch) | |
| tree | a3b1eaad3b826049c9c1b309f87848d3bcf5f3d1 /arch/arm/dts/k3-j7200-common-proc-board.dts | |
| parent | f6953470660b5570889ecd4b7b0166a454ef16ae (diff) | |
| download | u-boot-b4e85ca0babb592cb5f1f25a469ddc44c949652e.tar.gz | |
arm: dts: k3-j7200-common-proc-board: Enable support for UHS modes
Add support for UHS modes by adding the regulators to power cycle
and voltage switch the card. Also add pinmuxes required for each
node
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
Diffstat (limited to 'arch/arm/dts/k3-j7200-common-proc-board.dts')
| -rw-r--r-- | arch/arm/dts/k3-j7200-common-proc-board.dts | 49 |
1 files changed, 47 insertions, 2 deletions
diff --git a/arch/arm/dts/k3-j7200-common-proc-board.dts b/arch/arm/dts/k3-j7200-common-proc-board.dts index cc3d933cbb..85cb159838 100644 --- a/arch/arm/dts/k3-j7200-common-proc-board.dts +++ b/arch/arm/dts/k3-j7200-common-proc-board.dts @@ -7,6 +7,7 @@ #include <dt-bindings/net/ti-dp83867.h> #include "k3-j7200-som-p0.dtsi" +#include <dt-bindings/gpio/gpio.h> / { chosen { @@ -20,6 +21,29 @@ remoteproc2 = &main_r5fss0_core0; remoteproc3 = &main_r5fss0_core1; }; + + vdd_mmc1: fixedregulator-sd { + compatible = "regulator-fixed"; + regulator-name = "vdd_mmc1"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + enable-active-high; + gpio = <&exp2 2 GPIO_ACTIVE_HIGH>; + }; + + vdd_sd_dv: gpio-regulator-vdd-sd-dv { + compatible = "regulator-gpio"; + regulator-name = "vdd_sd_dv"; + pinctrl-names = "default"; + pinctrl-0 = <&vdd_sd_dv_pins_default>; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + gpios = <&main_gpio0 55 GPIO_ACTIVE_HIGH>; + states = <1800000 0x0 + 3300000 0x1>; + }; }; &wkup_pmx0 { @@ -69,6 +93,25 @@ >; }; + main_mmc1_pins_default: main_mmc1_pins_default { + pinctrl-single,pins = < + J721E_IOPAD(0x104, PIN_INPUT, 0) /* (M20) MMC1_CMD */ + J721E_IOPAD(0x100, PIN_INPUT, 0) /* (P21) MMC1_CLK */ + J721E_IOPAD(0xfc, PIN_INPUT, 0) /* (P25) MMC1_CLKLB */ + J721E_IOPAD(0xf8, PIN_INPUT, 0) /* (M19) MMC1_DAT0 */ + J721E_IOPAD(0xf4, PIN_INPUT, 0) /* (N21) MMC1_DAT1 */ + J721E_IOPAD(0xf0, PIN_INPUT, 0) /* (N20) MMC1_DAT2 */ + J721E_IOPAD(0xec, PIN_INPUT, 0) /* (N19) MMC1_DAT3 */ + J721E_IOPAD(0xe4, PIN_INPUT, 8) /* (V1) TIMER_IO0.MMC1_SDCD */ + >; + }; + + vdd_sd_dv_pins_default: vdd_sd_dv_pins_default { + pinctrl-single,pins = < + J721E_IOPAD(0xd0, PIN_OUTPUT, 7) /* (T5) SPI0_D1.GPIO0_55 */ + >; + }; + main_usbss0_pins_default: main_usbss0_pins_default { pinctrl-single,pins = < J721E_IOPAD(0x120, PIN_OUTPUT, 0) /* (T4) USB0_DRVVBUS */ @@ -140,10 +183,12 @@ &main_sdhci1 { /* SD card */ + pinctrl-0 = <&main_mmc1_pins_default>; + pinctrl-names = "default"; + vmmc-supply = <&vdd_mmc1>; + vqmmc-supply = <&vdd_sd_dv>; ti,driver-strength-ohm = <50>; disable-wp; - no-1-8-v; - sdhci-caps-mask = <0x8000000F 0x0>; }; &main_i2c0 { |