diff options
author | Nan Li <nan.li@amlogic.com> | 2018-04-08 11:36:47 +0000 |
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committer | Kevin Hilman <khilman@baylibre.com> | 2018-05-09 15:13:56 -0700 |
commit | 221cf34bac54889b87365619191f32ad7fa20b4f (patch) | |
tree | d41b9d8a665f62263cfb3170d8c209dbf794acee /arch/arm64/boot/dts/amlogic/meson-axg.dtsi | |
parent | 57ee976747af8431cea2f9a226d55f9ca75c9220 (diff) | |
download | op-kernel-dev-221cf34bac54889b87365619191f32ad7fa20b4f.zip op-kernel-dev-221cf34bac54889b87365619191f32ad7fa20b4f.tar.gz |
ARM64: dts: meson-axg: enable the eMMC controller
The IP of eMMC controller in AXG is similiar to Meson-GX series.
Here we add the initial support of the HS200 mode with
clock running at 166MHz (to be safe), since we found some eMMC chip
fail to run at 200MHz due to tunning phase error.
Signed-off-by: Nan Li <nan.li@amlogic.com>
Signed-off-by: Yixun Lan <yixun.lan@amlogic.com>
[khilman: drop incorrect SDIO pwrseq property]
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
Diffstat (limited to 'arch/arm64/boot/dts/amlogic/meson-axg.dtsi')
-rw-r--r-- | arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi index d4c5507..a433f0a 100644 --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi @@ -7,6 +7,7 @@ #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/axg-clkc.h> +#include <dt-bindings/gpio/meson-axg-gpio.h> / { compatible = "amlogic,meson-axg"; @@ -113,6 +114,36 @@ #size-cells = <2>; ranges; + apb: apb@ffe00000 { + compatible = "simple-bus"; + reg = <0x0 0xffe00000 0x0 0x200000>; + #address-cells = <2>; + #size-cells = <2>; + ranges = <0x0 0x0 0x0 0xffe00000 0x0 0x200000>; + + sd_emmc_b: sd@5000 { + compatible = "amlogic,meson-axg-mmc"; + reg = <0x0 0x5000 0x0 0x2000>; + interrupts = <GIC_SPI 217 IRQ_TYPE_EDGE_RISING>; + status = "disabled"; + clocks = <&clkc CLKID_SD_EMMC_B>, + <&clkc CLKID_SD_EMMC_B_CLK0>, + <&clkc CLKID_FCLK_DIV2>; + clock-names = "core", "clkin0", "clkin1"; + }; + + sd_emmc_c: mmc@7000 { + compatible = "amlogic,meson-axg-mmc"; + reg = <0x0 0x7000 0x0 0x2000>; + interrupts = <GIC_SPI 218 IRQ_TYPE_EDGE_RISING>; + status = "disabled"; + clocks = <&clkc CLKID_SD_EMMC_C>, + <&clkc CLKID_SD_EMMC_C_CLK0>, + <&clkc CLKID_FCLK_DIV2>; + clock-names = "core", "clkin0", "clkin1"; + }; + }; + cbus: bus@ffd00000 { compatible = "simple-bus"; reg = <0x0 0xffd00000 0x0 0x25000>; @@ -313,6 +344,57 @@ gpio-ranges = <&pinctrl_periphs 0 0 86>; }; + emmc_pins: emmc { + mux { + groups = "emmc_nand_d0", + "emmc_nand_d1", + "emmc_nand_d2", + "emmc_nand_d3", + "emmc_nand_d4", + "emmc_nand_d5", + "emmc_nand_d6", + "emmc_nand_d7", + "emmc_clk", + "emmc_cmd", + "emmc_ds"; + function = "emmc"; + }; + }; + + emmc_clk_gate_pins: emmc_clk_gate { + mux { + groups = "BOOT_8"; + function = "gpio_periphs"; + }; + cfg-pull-down { + pins = "BOOT_8"; + bias-pull-down; + }; + }; + + sdio_pins: sdio { + mux { + groups = "sdio_d0", + "sdio_d1", + "sdio_d2", + "sdio_d3", + "sdio_cmd", + "sdio_clk"; + function = "sdio"; + }; + }; + + sdio_clk_gate_pins: sdio_clk_gate { + mux { + groups = "GPIOX_4"; + function = "gpio_periphs"; + }; + cfg-pull-down { + pins = "GPIOX_4"; + bias-pull-down; + }; + }; + eth_rmii_x_pins: eth-x-rmii { mux { groups = "eth_mdio_x", |