diff options
author | Shawn Guo <shawn.guo@linaro.org> | 2018-05-11 10:03:40 +0800 |
---|---|---|
committer | Wei Xu <xuwei5@hisilicon.com> | 2018-05-15 14:54:03 +0100 |
commit | bb61c53601b4af0f33f99ec0a8c9315246a0b6d4 (patch) | |
tree | 66f20367ec4144713a721c9027fa7db4d77fc742 /arch/arm64/boot/dts/hisilicon/poplar-pinctrl.dtsi | |
parent | e83474c65762d25a89927076ba450c59d30ce885 (diff) |
arm64: dts: hi3798cv200: enable emmc support for poplar board
It adds pinctrl device pinconf@8a21000, gpio-ranges for GPIO devices,
and then enables eMMC support for Hi3798CV200 Poplar board.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>
Diffstat (limited to 'arch/arm64/boot/dts/hisilicon/poplar-pinctrl.dtsi')
-rw-r--r-- | arch/arm64/boot/dts/hisilicon/poplar-pinctrl.dtsi | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/hisilicon/poplar-pinctrl.dtsi b/arch/arm64/boot/dts/hisilicon/poplar-pinctrl.dtsi new file mode 100644 index 000000000000..7bb19e4b084a --- /dev/null +++ b/arch/arm64/boot/dts/hisilicon/poplar-pinctrl.dtsi @@ -0,0 +1,98 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Pinctrl dts file for HiSilicon Poplar board + * + * Copyright (c) 2016-2018 HiSilicon Technologies Co., Ltd. + */ + +#include <dt-bindings/pinctrl/hisi.h> + +/* value, enable bits, disable bits, mask */ +#define PINCTRL_PULLDOWN(value, enable, disable, mask) \ + (value << 13) (enable << 13) (disable << 13) (mask << 13) +#define PINCTRL_PULLUP(value, enable, disable, mask) \ + (value << 12) (enable << 12) (disable << 12) (mask << 12) +#define PINCTRL_SLEW_RATE(value, mask) (value << 8) (mask << 8) +#define PINCTRL_DRV_STRENGTH(value, mask) (value << 4) (mask << 4) + +&pmx0 { + emmc_pins_1: emmc-pins-1 { + pinctrl-single,pins = < + 0x000 MUX_M2 + 0x004 MUX_M2 + 0x008 MUX_M2 + 0x00c MUX_M2 + 0x010 MUX_M2 + 0x014 MUX_M2 + 0x018 MUX_M2 + 0x01c MUX_M2 + 0x024 MUX_M2 + >; + pinctrl-single,bias-pulldown = < + PINCTRL_PULLDOWN(0, 1, 0, 1) + >; + pinctrl-single,bias-pullup = < + PINCTRL_PULLUP(0, 1, 0, 1) + >; + pinctrl-single,slew-rate = < + PINCTRL_SLEW_RATE(1, 1) + >; + pinctrl-single,drive-strength = < + PINCTRL_DRV_STRENGTH(0xb, 0xf) + >; + }; + + emmc_pins_2: emmc-pins-2 { + pinctrl-single,pins = < + 0x028 MUX_M2 + >; + pinctrl-single,bias-pulldown = < + PINCTRL_PULLDOWN(0, 1, 0, 1) + >; + pinctrl-single,bias-pullup = < + PINCTRL_PULLUP(0, 1, 0, 1) + >; + pinctrl-single,slew-rate = < + PINCTRL_SLEW_RATE(1, 1) + >; + pinctrl-single,drive-strength = < + PINCTRL_DRV_STRENGTH(0x9, 0xf) + >; + }; + + emmc_pins_3: emmc-pins-3 { + pinctrl-single,pins = < + 0x02c MUX_M2 + >; + pinctrl-single,bias-pulldown = < + PINCTRL_PULLDOWN(0, 1, 0, 1) + >; + pinctrl-single,bias-pullup = < + PINCTRL_PULLUP(0, 1, 0, 1) + >; + pinctrl-single,slew-rate = < + PINCTRL_SLEW_RATE(1, 1) + >; + pinctrl-single,drive-strength = < + PINCTRL_DRV_STRENGTH(3, 3) + >; + }; + + emmc_pins_4: emmc-pins-4 { + pinctrl-single,pins = < + 0x030 MUX_M2 + >; + pinctrl-single,bias-pulldown = < + PINCTRL_PULLDOWN(1, 1, 0, 1) + >; + pinctrl-single,bias-pullup = < + PINCTRL_PULLUP(0, 1, 0, 1) + >; + pinctrl-single,slew-rate = < + PINCTRL_SLEW_RATE(1, 1) + >; + pinctrl-single,drive-strength = < + PINCTRL_DRV_STRENGTH(3, 3) + >; + }; +}; |