[PATCH v2 3/4] arm64: dts: ti: k3-am62a: Set MMC clock pins as OUTPUT
Judith Mendez <[email protected]>
| Newsgroups | org.kernel.vger.linux-devicetree,org.infradead.lists.linux-arm-kernel,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
MMC clock pins must be configured as OUTPUT-only per TRM [0] with receiver disabled (RXACTIVE bit = 0). Change MMC CLK pins from PIN_INPUT to PIN_OUTPUT to match documentation. [0] https://www.ti.com/lit/pdf/spruj16 Rev. C: Table 12-257. MMCSDi I/O Signals Signed-off-by: Judith Mendez <[email protected]> --- arch/arm64/boot/dts/ti/k3-am62a7-sk.dts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts index b04636cab71c7..e63c5200a2370 100644 --- a/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62a7-sk.dts @@ -328,7 +328,7 @@ AM62AX_IOPAD(0x0b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */ main_mmc0_pins_default: main-mmc0-default-pins { pinctrl-single,pins = < AM62AX_IOPAD(0x220, PIN_INPUT, 0) /* (Y3) MMC0_CMD */ - AM62AX_IOPAD(0x218, PIN_INPUT, 0) /* (AB1) MMC0_CLK */ + AM62AX_IOPAD(0x218, PIN_OUTPUT, 0) /* (AB1) MMC0_CLK */ AM62AX_IOPAD(0x214, PIN_INPUT, 0) /* (AA2) MMC0_DAT0 */ AM62AX_IOPAD(0x210, PIN_INPUT_PULLUP, 0) /* (AA1) MMC0_DAT1 */ AM62AX_IOPAD(0x20c, PIN_INPUT_PULLUP, 0) /* (AA3) MMC0_DAT2 */ @@ -344,7 +344,7 @@ AM62AX_IOPAD(0x1f8, PIN_INPUT_PULLUP, 0) /* (AC2) MMC0_DAT7 */ main_mmc1_pins_default: main-mmc1-default-pins { pinctrl-single,pins = < AM62AX_IOPAD(0x23c, PIN_INPUT, 0) /* (A21) MMC1_CMD */ - AM62AX_IOPAD(0x234, PIN_INPUT, 0) /* (B22) MMC1_CLK */ + AM62AX_IOPAD(0x234, PIN_OUTPUT, 0) /* (B22) MMC1_CLK */ AM62AX_IOPAD(0x230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */ AM62AX_IOPAD(0x22c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */ AM62AX_IOPAD(0x228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */ -- 2.54.0