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-rw-r--r--arch/arm/dts/meson-gx.dtsi447
-rw-r--r--arch/arm/dts/meson-gxbb-odroidc2.dts147
-rw-r--r--arch/arm/dts/meson-gxbb.dtsi718
-rw-r--r--arch/arm/include/asm/arch-meson/sd_emmc.h89
-rw-r--r--configs/odroid-c2_defconfig5
-rw-r--r--drivers/mmc/Kconfig15
-rw-r--r--drivers/mmc/Makefile1
-rw-r--r--drivers/mmc/bcm2835_sdhci.c8
-rw-r--r--drivers/mmc/gen_atmel_mci.c158
-rw-r--r--drivers/mmc/meson_gx_mmc.c291
-rw-r--r--drivers/mmc/sdhci.c15
-rw-r--r--include/dt-bindings/clock/gxbb-aoclkc.h66
-rw-r--r--include/dt-bindings/clock/gxbb-clkc.h34
-rw-r--r--include/dt-bindings/reset/gxbb-aoclkc.h66
14 files changed, 1777 insertions, 283 deletions
diff --git a/arch/arm/dts/meson-gx.dtsi b/arch/arm/dts/meson-gx.dtsi
new file mode 100644
index 0000000..c129100
--- /dev/null
+++ b/arch/arm/dts/meson-gx.dtsi
@@ -0,0 +1,447 @@
+/*
+ * Copyright (c) 2016 Andreas Färber
+ *
+ * Copyright (c) 2016 BayLibre, SAS.
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ *
+ * Copyright (c) 2016 Endless Computers, Inc.
+ * Author: Carlo Caione <carlo@endlessm.com>
+ *
+ * This file is dual-licensed: you can use it either under the terms
+ * of the GPL or the X11 license, at your option. Note that this dual
+ * licensing only applies to this file, and not this project as a
+ * whole.
+ *
+ * a) This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * Or, alternatively,
+ *
+ * b) Permission is hereby granted, free of charge, to any person
+ * obtaining a copy of this software and associated documentation
+ * files (the "Software"), to deal in the Software without
+ * restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following
+ * conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+ * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+ * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ interrupt-parent = <&gic>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ /* 16 MiB reserved for Hardware ROM Firmware */
+ hwrom_reserved: hwrom@0 {
+ reg = <0x0 0x0 0x0 0x1000000>;
+ no-map;
+ };
+
+ /* 2 MiB reserved for ARM Trusted Firmware (BL31) */
+ secmon_reserved: secmon@10000000 {
+ reg = <0x0 0x10000000 0x0 0x200000>;
+ no-map;
+ };
+ };
+
+ cpus {
+ #address-cells = <0x2>;
+ #size-cells = <0x0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x0>;
+ enable-method = "psci";
+ next-level-cache = <&l2>;
+ clocks = <&scpi_dvfs 0>;
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x1>;
+ enable-method = "psci";
+ next-level-cache = <&l2>;
+ clocks = <&scpi_dvfs 0>;
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x2>;
+ enable-method = "psci";
+ next-level-cache = <&l2>;
+ clocks = <&scpi_dvfs 0>;
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <0x0 0x3>;
+ enable-method = "psci";
+ next-level-cache = <&l2>;
+ clocks = <&scpi_dvfs 0>;
+ };
+
+ l2: l2-cache0 {
+ compatible = "cache";
+ };
+ };
+
+ arm-pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13
+ (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14
+ (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11
+ (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10
+ (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ xtal: xtal-clk {
+ compatible = "fixed-clock";
+ clock-frequency = <24000000>;
+ clock-output-names = "xtal";
+ #clock-cells = <0>;
+ };
+
+ firmware {
+ sm: secure-monitor {
+ compatible = "amlogic,meson-gx-sm", "amlogic,meson-gxbb-sm";
+ };
+ };
+
+ efuse: efuse {
+ compatible = "amlogic,meson-gx-efuse", "amlogic,meson-gxbb-efuse";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ sn: sn@14 {
+ reg = <0x14 0x10>;
+ };
+
+ eth_mac: eth_mac@34 {
+ reg = <0x34 0x10>;
+ };
+
+ bid: bid@46 {
+ reg = <0x46 0x30>;
+ };
+ };
+
+ scpi {
+ compatible = "amlogic,meson-gxbb-scpi", "arm,scpi-pre-1.0";
+ mboxes = <&mailbox 1 &mailbox 2>;
+ shmem = <&cpu_scp_lpri &cpu_scp_hpri>;
+
+ scpi_clocks: clocks {
+ compatible = "arm,scpi-clocks";
+
+ scpi_dvfs: scpi_clocks@0 {
+ compatible = "arm,scpi-dvfs-clocks";
+ #clock-cells = <1>;
+ clock-indices = <0>;
+ clock-output-names = "vcpu";
+ };
+ };
+
+ scpi_sensors: sensors {
+ compatible = "arm,scpi-sensors";
+ #thermal-sensor-cells = <1>;
+ };
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ cbus: cbus@c1100000 {
+ compatible = "simple-bus";
+ reg = <0x0 0xc1100000 0x0 0x100000>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x0 0x0 0x0 0xc1100000 0x0 0x100000>;
+
+ reset: reset-controller@4404 {
+ compatible = "amlogic,meson-gx-reset", "amlogic,meson-gxbb-reset";
+ reg = <0x0 0x04404 0x0 0x20>;
+ #reset-cells = <1>;
+ };
+
+ uart_A: serial@84c0 {
+ compatible = "amlogic,meson-uart";
+ reg = <0x0 0x84c0 0x0 0x14>;
+ interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
+ clocks = <&xtal>;
+ status = "disabled";
+ };
+
+ uart_B: serial@84dc {
+ compatible = "amlogic,meson-uart";
+ reg = <0x0 0x84dc 0x0 0x14>;
+ interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>;
+ clocks = <&xtal>;
+ status = "disabled";
+ };
+
+ i2c_A: i2c@8500 {
+ compatible = "amlogic,meson-gxbb-i2c";
+ reg = <0x0 0x08500 0x0 0x20>;
+ interrupts = <GIC_SPI 21 IRQ_TYPE_EDGE_RISING>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ pwm_ab: pwm@8550 {
+ compatible = "amlogic,meson-gx-pwm", "amlogic,meson-gxbb-pwm";
+ reg = <0x0 0x08550 0x0 0x10>;
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
+ pwm_cd: pwm@8650 {
+ compatible = "amlogic,meson-gx-pwm", "amlogic,meson-gxbb-pwm";
+ reg = <0x0 0x08650 0x0 0x10>;
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
+ pwm_ef: pwm@86c0 {
+ compatible = "amlogic,meson-gx-pwm", "amlogic,meson-gxbb-pwm";
+ reg = <0x0 0x086c0 0x0 0x10>;
+ #pwm-cells = <3>;
+ status = "disabled";
+ };
+
+ uart_C: serial@8700 {
+ compatible = "amlogic,meson-uart";
+ reg = <0x0 0x8700 0x0 0x14>;
+ interrupts = <GIC_SPI 93 IRQ_TYPE_EDGE_RISING>;
+ clocks = <&xtal>;
+ status = "disabled";
+ };
+
+ i2c_B: i2c@87c0 {
+ compatible = "amlogic,meson-gxbb-i2c";
+ reg = <0x0 0x087c0 0x0 0x20>;
+ interrupts = <GIC_SPI 214 IRQ_TYPE_EDGE_RISING>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ i2c_C: i2c@87e0 {
+ compatible = "amlogic,meson-gxbb-i2c";
+ reg = <0x0 0x087e0 0x0 0x20>;
+ interrupts = <GIC_SPI 215 IRQ_TYPE_EDGE_RISING>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
+ watchdog@98d0 {
+ compatible = "amlogic,meson-gx-wdt", "amlogic,meson-gxbb-wdt";
+ reg = <0x0 0x098d0 0x0 0x10>;
+ clocks = <&xtal>;
+ };
+ };
+
+ gic: interrupt-controller@c4301000 {
+ compatible = "arm,gic-400";
+ reg = <0x0 0xc4301000 0 0x1000>,
+ <0x0 0xc4302000 0 0x2000>,
+ <0x0 0xc4304000 0 0x2000>,
+ <0x0 0xc4306000 0 0x2000>;
+ interrupt-controller;
+ interrupts = <GIC_PPI 9
+ (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>;
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ };
+
+ sram: sram@c8000000 {
+ compatible = "amlogic,meson-gxbb-sram", "mmio-sram";
+ reg = <0x0 0xc8000000 0x0 0x14000>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x0 0xc8000000 0x14000>;
+
+ cpu_scp_lpri: scp-shmem@0 {
+ compatible = "amlogic,meson-gxbb-scp-shmem";
+ reg = <0x13000 0x400>;
+ };
+
+ cpu_scp_hpri: scp-shmem@200 {
+ compatible = "amlogic,meson-gxbb-scp-shmem";
+ reg = <0x13400 0x400>;
+ };
+ };
+
+ aobus: aobus@c8100000 {
+ compatible = "simple-bus";
+ reg = <0x0 0xc8100000 0x0 0x100000>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x0 0x0 0x0 0xc8100000 0x0 0x100000>;
+
+ uart_AO: serial@4c0 {
+ compatible = "amlogic,meson-uart";
+ reg = <0x0 0x004c0 0x0 0x14>;
+ interrupts = <GIC_SPI 193 IRQ_TYPE_EDGE_RISING>;
+ clocks = <&xtal>;
+ status = "disabled";
+ };
+
+ uart_AO_B: serial@4e0 {
+ compatible = "amlogic,meson-uart";
+ reg = <0x0 0x004e0 0x0 0x14>;
+ interrupts = <GIC_SPI 197 IRQ_TYPE_EDGE_RISING>;
+ clocks = <&xtal>;
+ status = "disabled";
+ };
+
+ ir: ir@580 {
+ compatible = "amlogic,meson-gxbb-ir";
+ reg = <0x0 0x00580 0x0 0x40>;
+ interrupts = <GIC_SPI 196 IRQ_TYPE_EDGE_RISING>;
+ status = "disabled";
+ };
+ };
+
+ periphs: periphs@c8834000 {
+ compatible = "simple-bus";
+ reg = <0x0 0xc8834000 0x0 0x2000>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x0 0x0 0x0 0xc8834000 0x0 0x2000>;
+
+ rng {
+ compatible = "amlogic,meson-rng";
+ reg = <0x0 0x0 0x0 0x4>;
+ };
+ };
+
+
+ hiubus: hiubus@c883c000 {
+ compatible = "simple-bus";
+ reg = <0x0 0xc883c000 0x0 0x2000>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x0 0x0 0x0 0xc883c000 0x0 0x2000>;
+
+ mailbox: mailbox@404 {
+ compatible = "amlogic,meson-gx-mhu", "amlogic,meson-gxbb-mhu";
+ reg = <0 0x404 0 0x4c>;
+ interrupts = <0 208 IRQ_TYPE_EDGE_RISING>,
+ <0 209 IRQ_TYPE_EDGE_RISING>,
+ <0 210 IRQ_TYPE_EDGE_RISING>;
+ #mbox-cells = <1>;
+ };
+ };
+
+ ethmac: ethernet@c9410000 {
+ compatible = "amlogic,meson-gx-dwmac", "amlogic,meson-gxbb-dwmac", "snps,dwmac";
+ reg = <0x0 0xc9410000 0x0 0x10000
+ 0x0 0xc8834540 0x0 0x4>;
+ interrupts = <0 8 1>;
+ interrupt-names = "macirq";
+ phy-mode = "rgmii";
+ status = "disabled";
+ };
+
+ apb: apb@d0000000 {
+ compatible = "simple-bus";
+ reg = <0x0 0xd0000000 0x0 0x200000>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges = <0x0 0x0 0x0 0xd0000000 0x0 0x200000>;
+
+ sd_emmc_a: mmc@70000 {
+ compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
+ reg = <0x0 0x70000 0x0 0x2000>;
+ interrupts = <GIC_SPI 216 IRQ_TYPE_EDGE_RISING>;
+ status = "disabled";
+ };
+
+ sd_emmc_b: mmc@72000 {
+ compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
+ reg = <0x0 0x72000 0x0 0x2000>;
+ interrupts = <GIC_SPI 217 IRQ_TYPE_EDGE_RISING>;
+ status = "disabled";
+ };
+
+ sd_emmc_c: mmc@74000 {
+ compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
+ reg = <0x0 0x74000 0x0 0x2000>;
+ interrupts = <GIC_SPI 218 IRQ_TYPE_EDGE_RISING>;
+ status = "disabled";
+ };
+ };
+
+ vpu: vpu@d0100000 {
+ compatible = "amlogic,meson-gx-vpu";
+ reg = <0x0 0xd0100000 0x0 0x100000>,
+ <0x0 0xc883c000 0x0 0x1000>,
+ <0x0 0xc8838000 0x0 0x1000>;
+ reg-names = "vpu", "hhi", "dmc";
+ interrupts = <GIC_SPI 3 IRQ_TYPE_EDGE_RISING>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* CVBS VDAC output port */
+ cvbs_vdac_port: port@0 {
+ reg = <0>;
+ };
+ };
+ };
+};
diff --git a/arch/arm/dts/meson-gxbb-odroidc2.dts b/arch/arm/dts/meson-gxbb-odroidc2.dts
index 79bee64..c737183 100644
--- a/arch/arm/dts/meson-gxbb-odroidc2.dts
+++ b/arch/arm/dts/meson-gxbb-odroidc2.dts
@@ -64,6 +64,18 @@
reg = <0x0 0x0 0x0 0x80000000>;
};
+ usb_otg_pwr: regulator-usb-pwrs {
+ compatible = "regulator-fixed";
+
+ regulator-name = "USB_OTG_PWR";
+
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+
+ gpio = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
leds {
compatible = "gpio-leds";
blue {
@@ -73,6 +85,60 @@
default-state = "off";
};
};
+
+ tflash_vdd: regulator-tflash_vdd {
+ /*
+ * signal name from schematics: TFLASH_VDD_EN
+ */
+ compatible = "regulator-fixed";
+
+ regulator-name = "TFLASH_VDD";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+
+ gpio = <&gpio_ao GPIOAO_12 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ tf_io: gpio-regulator-tf_io {
+ compatible = "regulator-gpio";
+
+ regulator-name = "TF_IO";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+
+ /*
+ * signal name from schematics: TF_3V3N_1V8_EN
+ */
+ gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
+ gpios-states = <0>;
+
+ states = <3300000 0
+ 1800000 1>;
+ };
+
+ vcc1v8: regulator-vcc1v8 {
+ compatible = "regulator-fixed";
+ regulator-name = "VCC1V8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ vcc3v3: regulator-vcc3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "VCC3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ emmc_pwrseq: emmc-pwrseq {
+ compatible = "mmc-pwrseq-emmc";
+ reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
+ };
+};
+
+&scpi_clocks {
+ status = "disabled";
};
&uart_AO {
@@ -83,6 +149,85 @@
&ethmac {
status = "okay";
- pinctrl-0 = <&eth_pins>;
+ pinctrl-0 = <&eth_rgmii_pins>;
+ pinctrl-names = "default";
+ phy-handle = <&eth_phy0>;
+
+ mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ eth_phy0: ethernet-phy@0 {
+ reg = <0>;
+ eee-broken-1000t;
+ };
+ };
+};
+
+&ir {
+ status = "okay";
+ pinctrl-0 = <&remote_input_ao_pins>;
pinctrl-names = "default";
};
+
+&i2c_A {
+ status = "okay";
+ pinctrl-0 = <&i2c_a_pins>;
+ pinctrl-names = "default";
+};
+
+&usb0_phy {
+ status = "okay";
+ phy-supply = <&usb_otg_pwr>;
+};
+
+&usb1_phy {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+};
+
+&usb1 {
+ status = "okay";
+};
+
+/* SD */
+&sd_emmc_b {
+ status = "okay";
+ pinctrl-0 = <&sdcard_pins>;
+ pinctrl-names = "default";
+
+ bus-width = <4>;
+ cap-sd-highspeed;
+ max-frequency = <100000000>;
+ disable-wp;
+
+ cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
+ cd-inverted;
+
+ vmmc-supply = <&tflash_vdd>;
+ vqmmc-supply = <&tf_io>;
+};
+
+/* eMMC */
+&sd_emmc_c {
+ status = "okay";
+ pinctrl-0 = <&emmc_pins>;
+ pinctrl-names = "default";
+
+ bus-width = <8>;
+ cap-sd-highspeed;
+ max-frequency = <200000000>;
+ non-removable;
+ disable-wp;
+ cap-mmc-highspeed;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+
+ mmc-pwrseq = <&emmc_pwrseq>;
+ vmmc-supply = <&vcc3v3>;
+ vqmmc-supply = <&vcc1v8>;
+};
diff --git a/arch/arm/dts/meson-gxbb.dtsi b/arch/arm/dts/meson-gxbb.dtsi
index e502c24..39a774a 100644
--- a/arch/arm/dts/meson-gxbb.dtsi
+++ b/arch/arm/dts/meson-gxbb.dtsi
@@ -40,307 +40,477 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/interrupt-controller/irq.h>
-#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include "meson-gx.dtsi"
#include <dt-bindings/gpio/meson-gxbb-gpio.h>
#include <dt-bindings/reset/amlogic,meson-gxbb-reset.h>
+#include <dt-bindings/clock/gxbb-clkc.h>
+#include <dt-bindings/clock/gxbb-aoclkc.h>
+#include <dt-bindings/reset/gxbb-aoclkc.h>
/ {
compatible = "amlogic,meson-gxbb";
- interrupt-parent = <&gic>;
- #address-cells = <2>;
- #size-cells = <2>;
- cpus {
- #address-cells = <0x2>;
- #size-cells = <0x0>;
-
- cpu0: cpu@0 {
- device_type = "cpu";
- compatible = "arm,cortex-a53", "arm,armv8";
- reg = <0x0 0x0>;
- enable-method = "psci";
+ soc {
+ usb0_phy: phy@c0000000 {
+ compatible = "amlogic,meson-gxbb-usb2-phy";
+ #phy-cells = <0>;
+ reg = <0x0 0xc0000000 0x0 0x20>;
+ resets = <&reset RESET_USB_OTG>;
+ clocks = <&clkc CLKID_USB>, <&clkc CLKID_USB0>;
+ clock-names = "usb_general", "usb";
+ status = "disabled";
};
- cpu1: cpu@1 {
- device_type = "cpu";
- compatible = "arm,cortex-a53", "arm,armv8";
- reg = <0x0 0x1>;
- enable-method = "psci";
+ usb1_phy: phy@c0000020 {
+ compatible = "amlogic,meson-gxbb-usb2-phy";
+ #phy-cells = <0>;
+ reg = <0x0 0xc0000020 0x0 0x20>;
+ resets = <&reset RESET_USB_OTG>;
+ clocks = <&clkc CLKID_USB>, <&clkc CLKID_USB1>;
+ clock-names = "usb_general", "usb";
+ status = "disabled";
};
- cpu2: cpu@2 {
- device_type = "cpu";
- compatible = "arm,cortex-a53", "arm,armv8";
- reg = <0x0 0x2>;
- enable-method = "psci";
+ usb0: usb@c9000000 {
+ compatible = "amlogic,meson-gxbb-usb", "snps,dwc2";
+ reg = <0x0 0xc9000000 0x0 0x40000>;
+ interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc CLKID_USB0_DDR_BRIDGE>;
+ clock-names = "otg";
+ phys = <&usb0_phy>;
+ phy-names = "usb2-phy";
+ dr_mode = "host";
+ status = "disabled";
};
- cpu3: cpu@3 {
- device_type = "cpu";
- compatible = "arm,cortex-a53", "arm,armv8";
- reg = <0x0 0x3>;
- enable-method = "psci";
+ usb1: usb@c9100000 {
+ compatible = "amlogic,meson-gxbb-usb", "snps,dwc2";
+ reg = <0x0 0xc9100000 0x0 0x40000>;
+ interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc CLKID_USB1_DDR_BRIDGE>;
+ clock-names = "otg";
+ phys = <&usb1_phy>;
+ phy-names = "usb2-phy";
+ dr_mode = "host";
+ status = "disabled";
};
};
+};
- arm-pmu {
- compatible = "arm,cortex-a53-pmu";
- interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 138 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+&cbus {
+ spifc: spi@8c80 {
+ compatible = "amlogic,meson-gxbb-spifc";
+ reg = <0x0 0x08c80 0x0 0x80>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&clkc CLKID_SPI>;
+ status = "disabled";
};
+};
+
+&ethmac {
+ clocks = <&clkc CLKID_ETH>,
+ <&clkc CLKID_FCLK_DIV2>,
+ <&clkc CLKID_MPLL2>;
+ clock-names = "stmmaceth", "clkin0", "clkin1";
+};
+
+&aobus {
+ pinctrl_aobus: pinctrl@14 {
+ compatible = "amlogic,meson-gxbb-aobus-pinctrl";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ gpio_ao: bank@14 {
+ reg = <0x0 0x00014 0x0 0x8>,
+ <0x0 0x0002c 0x0 0x4>,
+ <0x0 0x00024 0x0 0x8>;
+ reg-names = "mux", "pull", "gpio";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ uart_ao_a_pins: uart_ao_a {
+ mux {
+ groups = "uart_tx_ao_a", "uart_rx_ao_a";
+ function = "uart_ao";
+ };
+ };
+
+ uart_ao_a_cts_rts_pins: uart_ao_a_cts_rts {
+ mux {
+ groups = "uart_cts_ao_a",
+ "uart_rts_ao_a";
+ function = "uart_ao";
+ };
+ };
+
+ uart_ao_b_pins: uart_ao_b {
+ mux {
+ groups = "uart_tx_ao_b", "uart_rx_ao_b";
+ function = "uart_ao_b";
+ };
+ };
+
+ uart_ao_b_cts_rts_pins: uart_ao_b_cts_rts {
+ mux {
+ groups = "uart_cts_ao_b",
+ "uart_rts_ao_b";
+ function = "uart_ao_b";
+ };
+ };
- psci {
- compatible = "arm,psci-0.2";
- method = "smc";
+ remote_input_ao_pins: remote_input_ao {
+ mux {
+ groups = "remote_input_ao";
+ function = "remote_input_ao";
+ };
+ };
+
+ i2c_ao_pins: i2c_ao {
+ mux {
+ groups = "i2c_sck_ao",
+ "i2c_sda_ao";
+ function = "i2c_ao";
+ };
+ };
+
+ pwm_ao_a_3_pins: pwm_ao_a_3 {
+ mux {
+ groups = "pwm_ao_a_3";
+ function = "pwm_ao_a_3";
+ };
+ };
+
+ pwm_ao_a_6_pins: pwm_ao_a_6 {
+ mux {
+ groups = "pwm_ao_a_6";
+ function = "pwm_ao_a_6";
+ };
+ };
+
+ pwm_ao_a_12_pins: pwm_ao_a_12 {
+ mux {
+ groups = "pwm_ao_a_12";
+ function = "pwm_ao_a_12";
+ };
+ };
+
+ pwm_ao_b_pins: pwm_ao_b {
+ mux {
+ groups = "pwm_ao_b";
+ function = "pwm_ao_b";
+ };
+ };
};
- timer {
- compatible = "arm,armv8-timer";
- interrupts = <GIC_PPI 13
- (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_EDGE_RISING)>,
- <GIC_PPI 14
- (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_EDGE_RISING)>,
- <GIC_PPI 11
- (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_EDGE_RISING)>,
- <GIC_PPI 10
- (GIC_CPU_MASK_RAW(0xff) | IRQ_TYPE_EDGE_RISING)>;
+ clkc_AO: clock-controller@040 {
+ compatible = "amlogic,gxbb-aoclkc";
+ reg = <0x0 0x00040 0x0 0x4>;
+ #clock-cells = <1>;
+ #reset-cells = <1>;
};
- xtal: xtal-clk {
- compatible = "fixed-clock";
- clock-frequency = <24000000>;
- clock-output-names = "xtal";
- #clock-cells = <0>;
+ pwm_ab_AO: pwm@550 {
+ compatible = "amlogic,meson-gxbb-pwm";
+ reg = <0x0 0x0550 0x0 0x10>;
+ #pwm-cells = <3>;
+ status = "disabled";
};
- soc {
- compatible = "simple-bus";
+ i2c_AO: i2c@500 {
+ compatible = "amlogic,meson-gxbb-i2c";
+ reg = <0x0 0x500 0x0 0x20>;
+ interrupts = <GIC_SPI 195 IRQ_TYPE_EDGE_RISING>;
+ clocks = <&clkc CLKID_AO_I2C>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+};
+
+&periphs {
+ pinctrl_periphs: pinctrl@4b0 {
+ compatible = "amlogic,meson-gxbb-periphs-pinctrl";
#address-cells = <2>;
#size-cells = <2>;
ranges;
- cbus: cbus@c1100000 {
- compatible = "simple-bus";
- reg = <0x0 0xc1100000 0x0 0x100000>;
- #address-cells = <2>;
- #size-cells = <2>;
- ranges = <0x0 0x0 0x0 0xc1100000 0x0 0x100000>;
-
- reset: reset-controller@4404 {
- compatible = "amlogic,meson-gxbb-reset";
- reg = <0x0 0x04404 0x0 0x20>;
- #reset-cells = <1>;
- };
-
- uart_A: serial@84c0 {
- compatible = "amlogic,meson-uart";
- reg = <0x0 0x84c0 0x0 0x14>;
- interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
- clocks = <&xtal>;
- status = "disabled";
- };
-
- uart_B: serial@84dc {
- compatible = "amlogic,meson-uart";
- reg = <0x0 0x84dc 0x0 0x14>;
- interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>;
- clocks = <&xtal>;
- status = "disabled";
- };
-
- uart_C: serial@8700 {
- compatible = "amlogic,meson-uart";
- reg = <0x0 0x8700 0x0 0x14>;
- interrupts = <GIC_SPI 93 IRQ_TYPE_EDGE_RISING>;
- clocks = <&xtal>;
- status = "disabled";
- };
- };
-
- gic: interrupt-controller@c4301000 {
- compatible = "arm,gic-400";
- reg = <0x0 0xc4301000 0 0x1000>,
- <0x0 0xc4302000 0 0x2000>,
- <0x0 0xc4304000 0 0x2000>,
- <0x0 0xc4306000 0 0x2000>;
- interrupt-controller;
- interrupts = <GIC_PPI 9
- (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_HIGH)>;
- #interrupt-cells = <3>;
- #address-cells = <0>;
- };
-
- aobus: aobus@c8100000 {
- compatible = "simple-bus";
- reg = <0x0 0xc8100000 0x0 0x100000>;
- #address-cells = <2>;
- #size-cells = <2>;
- ranges = <0x0 0x0 0x0 0xc8100000 0x0 0x100000>;
-
- pinctrl_aobus: pinctrl@14 {
- compatible = "amlogic,meson-gxbb-aobus-pinctrl";
- #address-cells = <2>;
- #size-cells = <2>;
- ranges;
-
- gpio_ao: bank@14 {
- reg = <0x0 0x00014 0x0 0x8>,
- <0x0 0x0002c 0x0 0x4>,
- <0x0 0x00024 0x0 0x8>;
- reg-names = "mux", "pull", "gpio";
- gpio-controller;
- #gpio-cells = <2>;
- };
-
- uart_ao_a_pins: uart_ao_a {
- mux {
- groups = "uart_tx_ao_a", "uart_rx_ao_a";
- function = "uart_ao";
- };
- };
- };
-
- uart_AO: serial@4c0 {
- compatible = "amlogic,meson-uart";
- reg = <0x0 0x004c0 0x0 0x14>;
- interrupts = <GIC_SPI 193 IRQ_TYPE_EDGE_RISING>;
- clocks = <&xtal>;
- status = "disabled";
- };
- };
-
- periphs: periphs@c8834000 {
- compatible = "simple-bus";
- reg = <0x0 0xc8834000 0x0 0x2000>;
- #address-cells = <2>;
- #size-cells = <2>;
- ranges = <0x0 0x0 0x0 0xc8834000 0x0 0x2000>;
-
- rng {
- compatible = "amlogic,meson-rng";
- reg = <0x0 0x0 0x0 0x4>;
- };
-
- pinctrl_periphs: pinctrl@4b0 {
- compatible = "amlogic,meson-gxbb-periphs-pinctrl";
- #address-cells = <2>;
- #size-cells = <2>;
- ranges;
-
- gpio: bank@4b0 {
- reg = <0x0 0x004b0 0x0 0x28>,
- <0x0 0x004e8 0x0 0x14>,
- <0x0 0x00120 0x0 0x14>,
- <0x0 0x00430 0x0 0x40>;
- reg-names = "mux", "pull", "pull-enable", "gpio";
- gpio-controller;
- #gpio-cells = <2>;
- };
-
- emmc_pins: emmc {
- mux {
- groups = "emmc_nand_d07",
- "emmc_cmd",
- "emmc_clk";
- function = "emmc";
- };
- };
-
- sdcard_pins: sdcard {
- mux {
- groups = "sdcard_d0",
- "sdcard_d1",
- "sdcard_d2",
- "sdcard_d3",
- "sdcard_cmd",
- "sdcard_clk";
- function = "sdcard";
- };
- };
-
- uart_a_pins: uart_a {
- mux {
- groups = "uart_tx_a",
- "uart_rx_a";
- function = "uart_a";
- };
- };
-
- uart_b_pins: uart_b {
- mux {
- groups = "uart_tx_b",
- "uart_rx_b";
- function = "uart_b";
- };
- };
-
- uart_c_pins: uart_c {
- mux {
- groups = "uart_tx_c",
- "uart_rx_c";
- function = "uart_c";
- };
- };
-
- eth_pins: eth_c {
- mux {
- groups = "eth_mdio",
- "eth_mdc",
- "eth_clk_rx_clk",
- "eth_rx_dv",
- "eth_rxd0",
- "eth_rxd1",
- "eth_rxd2",
- "eth_rxd3",
- "eth_rgmii_tx_clk",
- "eth_tx_en",
- "eth_txd0",
- "eth_txd1",
- "eth_txd2",
- "eth_txd3";
- function = "eth";
- };
- };
- };
- };
-
- hiubus: hiubus@c883c000 {
- compatible = "simple-bus";
- reg = <0x0 0xc883c000 0x0 0x2000>;
- #address-cells = <2>;
- #size-cells = <2>;
- ranges = <0x0 0x0 0x0 0xc883c000 0x0 0x2000>;
-
- clkc: clock-controller@0 {
- compatible = "amlogic,gxbb-clkc";
- #clock-cells = <1>;
- reg = <0x0 0x0 0x0 0x3db>;
- };
- };
-
- apb: apb@d0000000 {
- compatible = "simple-bus";
- reg = <0x0 0xd0000000 0x0 0x200000>;
- #address-cells = <2>;
- #size-cells = <2>;
- ranges = <0x0 0x0 0x0 0xd0000000 0x0 0x200000>;
- };
-
- ethmac: ethernet@c9410000 {
- compatible = "amlogic,meson6-dwmac", "snps,dwmac";
- reg = <0x0 0xc9410000 0x0 0x10000
- 0x0 0xc8834540 0x0 0x4>;
- interrupts = <0 8 1>;
- interrupt-names = "macirq";
- clocks = <&xtal>;
- clock-names = "stmmaceth";
- phy-mode = "rgmii";
- status = "disabled";
+ gpio: bank@4b0 {
+ reg = <0x0 0x004b0 0x0 0x28>,
+ <0x0 0x004e8 0x0 0x14>,
+ <0x0 0x00120 0x0 0x14>,
+ <0x0 0x00430 0x0 0x40>;
+ reg-names = "mux", "pull", "pull-enable", "gpio";
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ emmc_pins: emmc {
+ mux {
+ groups = "emmc_nand_d07",
+ "emmc_cmd",
+ "emmc_clk",
+ "emmc_ds";
+ function = "emmc";
+ };
+ };
+
+ nor_pins: nor {
+ mux {
+ groups = "nor_d",
+ "nor_q",
+ "nor_c",
+ "nor_cs";
+ function = "nor";
+ };
+ };
+
+ sdcard_pins: sdcard {
+ mux {
+ groups = "sdcard_d0",
+ "sdcard_d1",
+ "sdcard_d2",
+ "sdcard_d3",
+ "sdcard_cmd",
+ "sdcard_clk";
+ function = "sdcard";
+ };
+ };
+
+ sdio_pins: sdio {
+ mux {
+ groups = "sdio_d0",
+ "sdio_d1",
+ "sdio_d2",
+ "sdio_d3",
+ "sdio_cmd",
+ "sdio_clk";
+ function = "sdio";
+ };
+ };
+
+ sdio_irq_pins: sdio_irq {
+ mux {
+ groups = "sdio_irq";
+ function = "sdio";
+ };
+ };
+
+ uart_a_pins: uart_a {
+ mux {
+ groups = "uart_tx_a",
+ "uart_rx_a";
+ function = "uart_a";
+ };
+ };
+
+ uart_a_cts_rts_pins: uart_a_cts_rts {
+ mux {
+ groups = "uart_cts_a",
+ "uart_rts_a";
+ function = "uart_a";
+ };
+ };
+
+ uart_b_pins: uart_b {
+ mux {
+ groups = "uart_tx_b",
+ "uart_rx_b";
+ function = "uart_b";
+ };
+ };
+
+ uart_b_cts_rts_pins: uart_b_cts_rts {
+ mux {
+ groups = "uart_cts_b",
+ "uart_rts_b";
+ function = "uart_b";
+ };
+ };
+
+ uart_c_pins: uart_c {
+ mux {
+ groups = "uart_tx_c",
+ "uart_rx_c";
+ function = "uart_c";
+ };
+ };
+
+ uart_c_cts_rts_pins: uart_c_cts_rts {
+ mux {
+ groups = "uart_cts_c",
+ "uart_rts_c";
+ function = "uart_c";
+ };
+ };
+
+ i2c_a_pins: i2c_a {
+ mux {
+ groups = "i2c_sck_a",
+ "i2c_sda_a";
+ function = "i2c_a";
+ };
+ };
+
+ i2c_b_pins: i2c_b {
+ mux {
+ groups = "i2c_sck_b",
+ "i2c_sda_b";
+ function = "i2c_b";
+ };
+ };
+
+ i2c_c_pins: i2c_c {
+ mux {
+ groups = "i2c_sck_c",
+ "i2c_sda_c";
+ function = "i2c_c";
+ };
+ };
+
+ eth_rgmii_pins: eth-rgmii {
+ mux {
+ groups = "eth_mdio",
+ "eth_mdc",
+ "eth_clk_rx_clk",
+ "eth_rx_dv",
+ "eth_rxd0",
+ "eth_rxd1",
+ "eth_rxd2",
+ "eth_rxd3",
+ "eth_rgmii_tx_clk",
+ "eth_tx_en",
+ "eth_txd0",
+ "eth_txd1",
+ "eth_txd2",
+ "eth_txd3";
+ function = "eth";
+ };
+ };
+
+ eth_rmii_pins: eth-rmii {
+ mux {
+ groups = "eth_mdio",
+ "eth_mdc",
+ "eth_clk_rx_clk",
+ "eth_rx_dv",
+ "eth_rxd0",
+ "eth_rxd1",
+ "eth_tx_en",
+ "eth_txd0",
+ "eth_txd1";
+ function = "eth";
+ };
+ };
+
+ pwm_a_x_pins: pwm_a_x {
+ mux {
+ groups = "pwm_a_x";
+ function = "pwm_a_x";
+ };
+ };
+
+ pwm_a_y_pins: pwm_a_y {
+ mux {
+ groups = "pwm_a_y";
+ function = "pwm_a_y";
+ };
+ };
+
+ pwm_b_pins: pwm_b {
+ mux {
+ groups = "pwm_b";
+ function = "pwm_b";
+ };
+ };
+
+ pwm_d_pins: pwm_d {
+ mux {
+ groups = "pwm_d";
+ function = "pwm_d";
+ };
+ };
+
+ pwm_e_pins: pwm_e {
+ mux {
+ groups = "pwm_e";
+ function = "pwm_e";
+ };
+ };
+
+ pwm_f_x_pins: pwm_f_x {
+ mux {
+ groups = "pwm_f_x";
+ function = "pwm_f_x";
+ };
+ };
+
+ pwm_f_y_pins: pwm_f_y {
+ mux {
+ groups = "pwm_f_y";
+ function = "pwm_f_y";
+ };
+ };
+
+ hdmi_hpd_pins: hdmi_hpd {
+ mux {
+ groups = "hdmi_hpd";
+ function = "hdmi_hpd";
+ };
+ };
+
+ hdmi_i2c_pins: hdmi_i2c {
+ mux {
+ groups = "hdmi_sda", "hdmi_scl";
+ function = "hdmi_i2c";
+ };
};
};
};
+
+&hiubus {
+ clkc: clock-controller@0 {
+ compatible = "amlogic,gxbb-clkc";
+ #clock-cells = <1>;
+ reg = <0x0 0x0 0x0 0x3db>;
+ };
+};
+
+&i2c_A {
+ clocks = <&clkc CLKID_I2C>;
+};
+
+&i2c_B {
+ clocks = <&clkc CLKID_I2C>;
+};
+
+&i2c_C {
+ clocks = <&clkc CLKID_I2C>;
+};
+
+&sd_emmc_a {
+ clocks = <&clkc CLKID_SD_EMMC_A>,
+ <&xtal>,
+ <&clkc CLKID_FCLK_DIV2>;
+ clock-names = "core", "clkin0", "clkin1";
+};
+
+&sd_emmc_b {
+ clocks = <&clkc CLKID_SD_EMMC_B>,
+ <&xtal>,
+ <&clkc CLKID_FCLK_DIV2>;
+ clock-names = "core", "clkin0", "clkin1";
+};
+
+&sd_emmc_c {
+ clocks = <&clkc CLKID_SD_EMMC_C>,
+ <&xtal>,
+ <&clkc CLKID_FCLK_DIV2>;
+ clock-names = "core", "clkin0", "clkin1";
+};
+
+&vpu {
+ compatible = "amlogic,meson-gxbb-vpu", "amlogic,meson-gx-vpu";
+};
diff --git a/arch/arm/include/asm/arch-meson/sd_emmc.h b/arch/arm/include/asm/arch-meson/sd_emmc.h
new file mode 100644
index 0000000..a09e034
--- /dev/null
+++ b/arch/arm/include/asm/arch-meson/sd_emmc.h
@@ -0,0 +1,89 @@
+/*
+ * (C) Copyright 2016 Carlo Caione <carlo@caione.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __SD_EMMC_H__
+#define __SD_EMMC_H__
+
+#include <mmc.h>
+
+#define SDIO_PORT_A 0
+#define SDIO_PORT_B 1
+#define SDIO_PORT_C 2
+
+#define SD_EMMC_CLKSRC_24M 24000000 /* 24 MHz */
+#define SD_EMMC_CLKSRC_DIV2 1000000000 /* 1 GHz */
+
+#define MESON_SD_EMMC_CLOCK 0x00
+#define CLK_MAX_DIV 63
+#define CLK_SRC_24M (0 << 6)
+#define CLK_SRC_DIV2 (1 << 6)
+#define CLK_CO_PHASE_000 (0 << 8)
+#define CLK_CO_PHASE_090 (1 << 8)
+#define CLK_CO_PHASE_180 (2 << 8)
+#define CLK_CO_PHASE_270 (3 << 8)
+#define CLK_TX_PHASE_000 (0 << 10)
+#define CLK_TX_PHASE_090 (1 << 10)
+#define CLK_TX_PHASE_180 (2 << 10)
+#define CLK_TX_PHASE_270 (3 << 10)
+#define CLK_ALWAYS_ON BIT(24)
+
+#define MESON_SD_EMMC_CFG 0x44
+#define CFG_BUS_WIDTH_MASK GENMASK(1, 0)
+#define CFG_BUS_WIDTH_1 0
+#define CFG_BUS_WIDTH_4 1
+#define CFG_BUS_WIDTH_8 2
+#define CFG_BL_LEN_MASK GENMASK(7, 4)
+#define CFG_BL_LEN_SHIFT 4
+#define CFG_BL_LEN_512 (9 << 4)
+#define CFG_RESP_TIMEOUT_MASK GENMASK(11, 8)
+#define CFG_RESP_TIMEOUT_256 (8 << 8)
+#define CFG_RC_CC_MASK GENMASK(15, 12)
+#define CFG_RC_CC_16 (4 << 12)
+#define CFG_SDCLK_ALWAYS_ON BIT(18)
+#define CFG_AUTO_CLK BIT(23)
+
+#define MESON_SD_EMMC_STATUS 0x48
+#define STATUS_MASK GENMASK(15, 0)
+#define STATUS_ERR_MASK GENMASK(12, 0)
+#define STATUS_RXD_ERR_MASK GENMASK(7, 0)
+#define STATUS_TXD_ERR BIT(8)
+#define STATUS_DESC_ERR BIT(9)
+#define STATUS_RESP_ERR BIT(10)
+#define STATUS_RESP_TIMEOUT BIT(11)
+#define STATUS_DESC_TIMEOUT BIT(12)
+#define STATUS_END_OF_CHAIN BIT(13)
+
+#define MESON_SD_EMMC_IRQ_EN 0x4c
+
+#define MESON_SD_EMMC_CMD_CFG 0x50
+#define CMD_CFG_LENGTH_MASK GENMASK(8, 0)
+#define CMD_CFG_BLOCK_MODE BIT(9)
+#define CMD_CFG_R1B BIT(10)
+#define CMD_CFG_END_OF_CHAIN BIT(11)
+#define CMD_CFG_TIMEOUT_4S (12 << 12)
+#define CMD_CFG_NO_RESP BIT(16)
+#define CMD_CFG_DATA_IO BIT(18)
+#define CMD_CFG_DATA_WR BIT(19)
+#define CMD_CFG_RESP_NOCRC BIT(20)
+#define CMD_CFG_RESP_128 BIT(21)
+#define CMD_CFG_CMD_INDEX_SHIFT 24
+#define CMD_CFG_OWNER BIT(31)
+
+#define MESON_SD_EMMC_CMD_ARG 0x54
+#define MESON_SD_EMMC_CMD_DAT 0x58
+#define MESON_SD_EMMC_CMD_RSP 0x5c
+#define MESON_SD_EMMC_CMD_RSP1 0x60
+#define MESON_SD_EMMC_CMD_RSP2 0x64
+#define MESON_SD_EMMC_CMD_RSP3 0x68
+
+struct meson_mmc_platdata {
+ struct mmc_config cfg;
+ struct mmc mmc;
+ void *regbase;
+ void *w_buf;
+};
+
+#endif
diff --git a/configs/odroid-c2_defconfig b/configs/odroid-c2_defconfig
index 2cf5011..00da76e 100644
--- a/configs/odroid-c2_defconfig
+++ b/configs/odroid-c2_defconfig
@@ -14,7 +14,10 @@ CONFIG_DEFAULT_DEVICE_TREE="meson-gxbb-odroidc2"
# CONFIG_CMD_SETEXPR is not set
CONFIG_OF_CONTROL=y
CONFIG_NET_RANDOM_ETHADDR=y
-# CONFIG_MMC is not set
+CONFIG_MMC=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_MESON_GX=y
+CONFIG_CMD_MMC=y
CONFIG_DM_ETH=y
CONFIG_ETH_DESIGNWARE=y
CONFIG_PINCTRL=y
diff --git a/drivers/mmc/Kconfig b/drivers/mmc/Kconfig
index 560391f..6ac26dd 100644
--- a/drivers/mmc/Kconfig
+++ b/drivers/mmc/Kconfig
@@ -105,6 +105,12 @@ config MMC_DW_SOCFPGA
Synopsys DesignWare Memory Card Interface driver. Select this option
for platforms based on Altera SOCFPGA.
+config MMC_MESON_GX
+ bool "Meson GX EMMC controller support"
+ depends on DM_MMC && BLK && DM_MMC_OPS && ARCH_MESON
+ help
+ Support for EMMC host controller on Meson GX ARM SoCs platform (S905)
+
config MMC_MXC
bool "Freescale i.MX21/27/31 or MPC512x Multimedia Card support"
help
@@ -365,6 +371,15 @@ config MMC_SUNXI
This selects support for the SD/MMC Host Controller on
Allwinner sunxi SoCs.
+config GENERIC_ATMEL_MCI
+ bool "Atmel Multimedia Card Interface support"
+ depends on DM_MMC && BLK && DM_MMC_OPS && ARCH_AT91
+ help
+ This enables support for Atmel High Speed Multimedia Card Interface
+ (HSMCI), which supports the MultiMedia Card (MMC) Specification V4.3,
+ the SD Memory Card Specification V2.0, the SDIO V2.0 specification
+ and CE-ATA V1.1.
+
endif
config TEGRA124_MMC_DISABLE_EXT_LOOPBACK
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile
index 6a26a52..a61a9e9 100644
--- a/drivers/mmc/Makefile
+++ b/drivers/mmc/Makefile
@@ -29,6 +29,7 @@ ifdef CONFIG_SUPPORT_EMMC_BOOT
obj-$(CONFIG_GENERIC_MMC) += mmc_boot.o
endif
obj-$(CONFIG_GENERIC_ATMEL_MCI) += gen_atmel_mci.o
+obj-$(CONFIG_MMC_MESON_GX) += meson_gx_mmc.o
obj-$(CONFIG_MMC_SPI) += mmc_spi.o
obj-$(CONFIG_MVEBU_MMC) += mvebu_mmc.o
obj-$(CONFIG_MMC_OMAP_HS) += omap_hsmmc.o
diff --git a/drivers/mmc/bcm2835_sdhci.c b/drivers/mmc/bcm2835_sdhci.c
index 29c2a85..20079bc 100644
--- a/drivers/mmc/bcm2835_sdhci.c
+++ b/drivers/mmc/bcm2835_sdhci.c
@@ -44,6 +44,7 @@
/* 400KHz is max freq for card ID etc. Use that as min */
#define MIN_FREQ 400000
+#define SDHCI_BUFFER 0x20
struct bcm2835_sdhci_host {
struct sdhci_host host;
@@ -69,8 +70,11 @@ static inline void bcm2835_sdhci_raw_writel(struct sdhci_host *host, u32 val,
* (Which is just as well - otherwise we'd have to nobble the DMA engine
* too)
*/
- while (timer_get_us() - bcm_host->last_write < bcm_host->twoticks_delay)
- ;
+ if (reg != SDHCI_BUFFER) {
+ while (timer_get_us() - bcm_host->last_write <
+ bcm_host->twoticks_delay)
+ ;
+ }
writel(val, host->ioaddr + reg);
bcm_host->last_write = timer_get_us();
diff --git a/drivers/mmc/gen_atmel_mci.c b/drivers/mmc/gen_atmel_mci.c
index 7dc4a5d..c25d9ed 100644
--- a/drivers/mmc/gen_atmel_mci.c
+++ b/drivers/mmc/gen_atmel_mci.c
@@ -10,6 +10,7 @@
*/
#include <common.h>
+#include <clk.h>
#include <mmc.h>
#include <part.h>
#include <malloc.h>
@@ -18,8 +19,11 @@
#include <asm/byteorder.h>
#include <asm/arch/clk.h>
#include <asm/arch/hardware.h>
+#include <dm/device.h>
#include "atmel_mci.h"
+DECLARE_GLOBAL_DATA_PTR;
+
#ifndef CONFIG_SYS_MMC_CLK_OD
# define CONFIG_SYS_MMC_CLK_OD 150000
#endif
@@ -37,6 +41,10 @@ struct atmel_mci_priv {
struct atmel_mci *mci;
unsigned int initialized:1;
unsigned int curr_clk;
+#ifdef CONFIG_DM_MMC
+ struct mmc mmc;
+ ulong bus_clk_rate;
+#endif
};
/* Read Atmel MCI IP version */
@@ -58,11 +66,19 @@ static void dump_cmd(u32 cmdr, u32 arg, u32 status, const char* msg)
}
/* Setup for MCI Clock and Block Size */
+#ifdef CONFIG_DM_MMC
+static void mci_set_mode(struct atmel_mci_priv *priv, u32 hz, u32 blklen)
+{
+ struct mmc *mmc = &priv->mmc;
+ u32 bus_hz = priv->bus_clk_rate;
+#else
static void mci_set_mode(struct mmc *mmc, u32 hz, u32 blklen)
{
struct atmel_mci_priv *priv = mmc->priv;
- atmel_mci_t *mci = priv->mci;
u32 bus_hz = get_mci_clk_rate();
+#endif
+
+ atmel_mci_t *mci = priv->mci;
u32 clkdiv = 255;
unsigned int version = atmel_mci_get_version(mci);
u32 clkodd = 0;
@@ -202,10 +218,18 @@ io_fail:
* Sends a command out on the bus and deals with the block data.
* Takes the mmc pointer, a command pointer, and an optional data pointer.
*/
+#ifdef CONFIG_DM_MMC
+static int atmel_mci_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
+ struct mmc_data *data)
+{
+ struct atmel_mci_priv *priv = dev_get_priv(dev);
+ struct mmc *mmc = mmc_get_mmc_dev(dev);
+#else
static int
mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
{
struct atmel_mci_priv *priv = mmc->priv;
+#endif
atmel_mci_t *mci = priv->mci;
u32 cmdr;
u32 error_flags = 0;
@@ -335,17 +359,28 @@ mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
return 0;
}
+#ifdef CONFIG_DM_MMC
+static int atmel_mci_set_ios(struct udevice *dev)
+{
+ struct atmel_mci_priv *priv = dev_get_priv(dev);
+ struct mmc *mmc = mmc_get_mmc_dev(dev);
+#else
/* Entered into mmc structure during driver init */
static int mci_set_ios(struct mmc *mmc)
{
struct atmel_mci_priv *priv = mmc->priv;
+#endif
atmel_mci_t *mci = priv->mci;
int bus_width = mmc->bus_width;
unsigned int version = atmel_mci_get_version(mci);
int busw;
/* Set the clock speed */
+#ifdef CONFIG_DM_MMC
+ mci_set_mode(priv, mmc->clock, MMC_DEFAULT_BLKLEN);
+#else
mci_set_mode(mmc, mmc->clock, MMC_DEFAULT_BLKLEN);
+#endif
/*
* set the bus width and select slot for this interface
@@ -374,10 +409,15 @@ static int mci_set_ios(struct mmc *mmc)
return 0;
}
+#ifdef CONFIG_DM_MMC
+static int atmel_mci_hw_init(struct atmel_mci_priv *priv)
+{
+#else
/* Entered into mmc structure during driver init */
static int mci_init(struct mmc *mmc)
{
struct atmel_mci_priv *priv = mmc->priv;
+#endif
atmel_mci_t *mci = priv->mci;
/* Initialize controller */
@@ -392,11 +432,16 @@ static int mci_init(struct mmc *mmc)
writel(~0UL, &mci->idr);
/* Set default clocks and blocklen */
+#ifdef CONFIG_DM_MMC
+ mci_set_mode(priv, CONFIG_SYS_MMC_CLK_OD, MMC_DEFAULT_BLKLEN);
+#else
mci_set_mode(mmc, CONFIG_SYS_MMC_CLK_OD, MMC_DEFAULT_BLKLEN);
+#endif
return 0;
}
+#ifndef CONFIG_DM_MMC
static const struct mmc_ops atmel_mci_ops = {
.send_cmd = mci_send_cmd,
.set_ios = mci_set_ios,
@@ -456,3 +501,114 @@ int atmel_mci_init(void *regs)
return 0;
}
+#endif
+
+#ifdef CONFIG_DM_MMC
+static const struct dm_mmc_ops atmel_mci_mmc_ops = {
+ .send_cmd = atmel_mci_send_cmd,
+ .set_ios = atmel_mci_set_ios,
+};
+
+static void atmel_mci_setup_cfg(struct atmel_mci_priv *priv)
+{
+ struct mmc_config *cfg;
+ u32 version;
+
+ cfg = &priv->cfg;
+ cfg->name = "Atmel mci";
+ cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34;
+
+ /*
+ * If the version is above 3.0, the capabilities of the 8-bit
+ * bus width and high speed are supported.
+ */
+ version = atmel_mci_get_version(priv->mci);
+ if ((version & 0xf00) >= 0x300) {
+ cfg->host_caps = MMC_MODE_8BIT |
+ MMC_MODE_HS | MMC_MODE_HS_52MHz;
+ }
+
+ cfg->host_caps |= MMC_MODE_4BIT;
+ cfg->b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT;
+ cfg->f_min = priv->bus_clk_rate / (2 * 256);
+ cfg->f_max = priv->bus_clk_rate / 2;
+}
+
+static int atmel_mci_enable_clk(struct udevice *dev)
+{
+ struct atmel_mci_priv *priv = dev_get_priv(dev);
+ struct clk clk;
+ ulong clk_rate;
+ int ret = 0;
+
+ ret = clk_get_by_index(dev, 0, &clk);
+ if (ret) {
+ ret = -EINVAL;
+ goto failed;
+ }
+
+ ret = clk_enable(&clk);
+ if (ret)
+ goto failed;
+
+ clk_rate = clk_get_rate(&clk);
+ if (!clk_rate) {
+ ret = -EINVAL;
+ goto failed;
+ }
+
+ priv->bus_clk_rate = clk_rate;
+
+failed:
+ clk_free(&clk);
+
+ return ret;
+}
+
+static int atmel_mci_probe(struct udevice *dev)
+{
+ struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
+ struct atmel_mci_priv *priv = dev_get_priv(dev);
+ struct mmc *mmc;
+ int ret;
+
+ ret = atmel_mci_enable_clk(dev);
+ if (ret)
+ return ret;
+
+ priv->mci = (struct atmel_mci *)dev_get_addr_ptr(dev);
+
+ atmel_mci_setup_cfg(priv);
+
+ mmc = &priv->mmc;
+ mmc->cfg = &priv->cfg;
+ mmc->dev = dev;
+ upriv->mmc = mmc;
+
+ atmel_mci_hw_init(priv);
+
+ return 0;
+}
+
+static int atmel_mci_bind(struct udevice *dev)
+{
+ struct atmel_mci_priv *priv = dev_get_priv(dev);
+
+ return mmc_bind(dev, &priv->mmc, &priv->cfg);
+}
+
+static const struct udevice_id atmel_mci_ids[] = {
+ { .compatible = "atmel,hsmci" },
+ { }
+};
+
+U_BOOT_DRIVER(atmel_mci) = {
+ .name = "atmel-mci",
+ .id = UCLASS_MMC,
+ .of_match = atmel_mci_ids,
+ .bind = atmel_mci_bind,
+ .probe = atmel_mci_probe,
+ .priv_auto_alloc_size = sizeof(struct atmel_mci_priv),
+ .ops = &atmel_mci_mmc_ops,
+};
+#endif
diff --git a/drivers/mmc/meson_gx_mmc.c b/drivers/mmc/meson_gx_mmc.c
new file mode 100644
index 0000000..8e28ab7
--- /dev/null
+++ b/drivers/mmc/meson_gx_mmc.c
@@ -0,0 +1,291 @@
+/*
+ * (C) Copyright 2016 Carlo Caione <carlo@caione.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <fdtdec.h>
+#include <malloc.h>
+#include <mmc.h>
+#include <asm/io.h>
+#include <asm/arch/sd_emmc.h>
+#include <dm/device.h>
+#include <linux/log2.h>
+
+static inline void *get_regbase(const struct mmc *mmc)
+{
+ struct meson_mmc_platdata *pdata = mmc->priv;
+
+ return pdata->regbase;
+}
+
+static inline uint32_t meson_read(struct mmc *mmc, int offset)
+{
+ return readl(get_regbase(mmc) + offset);
+}
+
+static inline void meson_write(struct mmc *mmc, uint32_t val, int offset)
+{
+ writel(val, get_regbase(mmc) + offset);
+}
+
+static void meson_mmc_config_clock(struct mmc *mmc)
+{
+ uint32_t meson_mmc_clk = 0;
+ unsigned int clk, clk_src, clk_div;
+
+ /* 1GHz / CLK_MAX_DIV = 15,9 MHz */
+ if (mmc->clock > 16000000) {
+ clk = SD_EMMC_CLKSRC_DIV2;
+ clk_src = CLK_SRC_DIV2;
+ } else {
+ clk = SD_EMMC_CLKSRC_24M;
+ clk_src = CLK_SRC_24M;
+ }
+ clk_div = DIV_ROUND_UP(clk, mmc->clock);
+
+ /* 180 phase core clock */
+ meson_mmc_clk |= CLK_CO_PHASE_180;
+
+ /* 180 phase tx clock */
+ meson_mmc_clk |= CLK_TX_PHASE_000;
+
+ /* clock settings */
+ meson_mmc_clk |= clk_src;
+ meson_mmc_clk |= clk_div;
+
+ meson_write(mmc, meson_mmc_clk, MESON_SD_EMMC_CLOCK);
+}
+
+static int meson_dm_mmc_set_ios(struct udevice *dev)
+{
+ struct mmc *mmc = mmc_get_mmc_dev(dev);
+ uint32_t meson_mmc_cfg;
+
+ meson_mmc_config_clock(mmc);
+
+ meson_mmc_cfg = meson_read(mmc, MESON_SD_EMMC_CFG);
+
+ meson_mmc_cfg &= ~CFG_BUS_WIDTH_MASK;
+ if (mmc->bus_width == 1)
+ meson_mmc_cfg |= CFG_BUS_WIDTH_1;
+ else if (mmc->bus_width == 4)
+ meson_mmc_cfg |= CFG_BUS_WIDTH_4;
+ else if (mmc->bus_width == 8)
+ meson_mmc_cfg |= CFG_BUS_WIDTH_8;
+ else
+ return -EINVAL;
+
+ /* 512 bytes block length */
+ meson_mmc_cfg &= ~CFG_BL_LEN_MASK;
+ meson_mmc_cfg |= CFG_BL_LEN_512;
+
+ /* Response timeout 256 clk */
+ meson_mmc_cfg &= ~CFG_RESP_TIMEOUT_MASK;
+ meson_mmc_cfg |= CFG_RESP_TIMEOUT_256;
+
+ /* Command-command gap 16 clk */
+ meson_mmc_cfg &= ~CFG_RC_CC_MASK;
+ meson_mmc_cfg |= CFG_RC_CC_16;
+
+ meson_write(mmc, meson_mmc_cfg, MESON_SD_EMMC_CFG);
+
+ return 0;
+}
+
+static void meson_mmc_setup_cmd(struct mmc *mmc, struct mmc_data *data,
+ struct mmc_cmd *cmd)
+{
+ uint32_t meson_mmc_cmd = 0, cfg;
+
+ meson_mmc_cmd |= cmd->cmdidx << CMD_CFG_CMD_INDEX_SHIFT;
+
+ if (cmd->resp_type & MMC_RSP_PRESENT) {
+ if (cmd->resp_type & MMC_RSP_136)
+ meson_mmc_cmd |= CMD_CFG_RESP_128;
+
+ if (cmd->resp_type & MMC_RSP_BUSY)
+ meson_mmc_cmd |= CMD_CFG_R1B;
+
+ if (!(cmd->resp_type & MMC_RSP_CRC))
+ meson_mmc_cmd |= CMD_CFG_RESP_NOCRC;
+ } else {
+ meson_mmc_cmd |= CMD_CFG_NO_RESP;
+ }
+
+ if (data) {
+ cfg = meson_read(mmc, MESON_SD_EMMC_CFG);
+ cfg &= ~CFG_BL_LEN_MASK;
+ cfg |= ilog2(data->blocksize) << CFG_BL_LEN_SHIFT;
+ meson_write(mmc, cfg, MESON_SD_EMMC_CFG);
+
+ if (data->flags == MMC_DATA_WRITE)
+ meson_mmc_cmd |= CMD_CFG_DATA_WR;
+
+ meson_mmc_cmd |= CMD_CFG_DATA_IO | CMD_CFG_BLOCK_MODE |
+ data->blocks;
+ }
+
+ meson_mmc_cmd |= CMD_CFG_TIMEOUT_4S | CMD_CFG_OWNER |
+ CMD_CFG_END_OF_CHAIN;
+
+ meson_write(mmc, meson_mmc_cmd, MESON_SD_EMMC_CMD_CFG);
+}
+
+static void meson_mmc_setup_addr(struct mmc *mmc, struct mmc_data *data)
+{
+ struct meson_mmc_platdata *pdata = mmc->priv;
+ unsigned int data_size;
+ uint32_t data_addr = 0;
+
+ if (data) {
+ data_size = data->blocks * data->blocksize;
+
+ if (data->flags == MMC_DATA_READ) {
+ data_addr = (ulong) data->dest;
+ invalidate_dcache_range(data_addr,
+ data_addr + data_size);
+ } else {
+ pdata->w_buf = calloc(data_size, sizeof(char));
+ data_addr = (ulong) pdata->w_buf;
+ memcpy(pdata->w_buf, data->src, data_size);
+ flush_dcache_range(data_addr, data_addr + data_size);
+ }
+ }
+
+ meson_write(mmc, data_addr, MESON_SD_EMMC_CMD_DAT);
+}
+
+static void meson_mmc_read_response(struct mmc *mmc, struct mmc_cmd *cmd)
+{
+ if (cmd->resp_type & MMC_RSP_136) {
+ cmd->response[0] = meson_read(mmc, MESON_SD_EMMC_CMD_RSP3);
+ cmd->response[1] = meson_read(mmc, MESON_SD_EMMC_CMD_RSP2);
+ cmd->response[2] = meson_read(mmc, MESON_SD_EMMC_CMD_RSP1);
+ cmd->response[3] = meson_read(mmc, MESON_SD_EMMC_CMD_RSP);
+ } else {
+ cmd->response[0] = meson_read(mmc, MESON_SD_EMMC_CMD_RSP);
+ }
+}
+
+static int meson_dm_mmc_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
+ struct mmc_data *data)
+{
+ struct mmc *mmc = mmc_get_mmc_dev(dev);
+ struct meson_mmc_platdata *pdata = mmc->priv;
+ uint32_t status;
+ ulong start;
+ int ret = 0;
+
+ /* max block size supported by chip is 512 byte */
+ if (data && data->blocksize > 512)
+ return -EINVAL;
+
+ meson_mmc_setup_cmd(mmc, data, cmd);
+ meson_mmc_setup_addr(mmc, data);
+
+ meson_write(mmc, cmd->cmdarg, MESON_SD_EMMC_CMD_ARG);
+
+ /* use 10s timeout */
+ start = get_timer(0);
+ do {
+ status = meson_read(mmc, MESON_SD_EMMC_STATUS);
+ } while(!(status & STATUS_END_OF_CHAIN) && get_timer(start) < 10000);
+
+ if (!(status & STATUS_END_OF_CHAIN))
+ ret = -ETIMEDOUT;
+ else if (status & STATUS_RESP_TIMEOUT)
+ ret = -ETIMEDOUT;
+ else if (status & STATUS_ERR_MASK)
+ ret = -EIO;
+
+ meson_mmc_read_response(mmc, cmd);
+
+ if (data && data->flags == MMC_DATA_WRITE)
+ free(pdata->w_buf);
+
+ /* reset status bits */
+ meson_write(mmc, STATUS_MASK, MESON_SD_EMMC_STATUS);
+
+ return ret;
+}
+
+static const struct dm_mmc_ops meson_dm_mmc_ops = {
+ .send_cmd = meson_dm_mmc_send_cmd,
+ .set_ios = meson_dm_mmc_set_ios,
+};
+
+static int meson_mmc_ofdata_to_platdata(struct udevice *dev)
+{
+ struct meson_mmc_platdata *pdata = dev_get_platdata(dev);
+ fdt_addr_t addr;
+
+ addr = dev_get_addr(dev);
+ if (addr == FDT_ADDR_T_NONE)
+ return -EINVAL;
+
+ pdata->regbase = (void *)addr;
+
+ return 0;
+}
+
+static int meson_mmc_probe(struct udevice *dev)
+{
+ struct meson_mmc_platdata *pdata = dev_get_platdata(dev);
+ struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
+ struct mmc *mmc = &pdata->mmc;
+ struct mmc_config *cfg = &pdata->cfg;
+ uint32_t val;
+
+ cfg->voltages = MMC_VDD_33_34 | MMC_VDD_32_33 |
+ MMC_VDD_31_32 | MMC_VDD_165_195;
+ cfg->host_caps = MMC_MODE_8BIT | MMC_MODE_4BIT |
+ MMC_MODE_HS_52MHz | MMC_MODE_HS;
+ cfg->f_min = DIV_ROUND_UP(SD_EMMC_CLKSRC_24M, CLK_MAX_DIV);
+ cfg->f_max = 100000000; /* 100 MHz */
+ cfg->b_max = 256; /* max 256 blocks */
+ cfg->name = dev->name;
+
+ mmc->priv = pdata;
+ upriv->mmc = mmc;
+
+ mmc_set_clock(mmc, cfg->f_min);
+
+ /* reset all status bits */
+ meson_write(mmc, STATUS_MASK, MESON_SD_EMMC_STATUS);
+
+ /* disable interrupts */
+ meson_write(mmc, 0, MESON_SD_EMMC_IRQ_EN);
+
+ /* enable auto clock mode */
+ val = meson_read(mmc, MESON_SD_EMMC_CFG);
+ val &= ~CFG_SDCLK_ALWAYS_ON;
+ val |= CFG_AUTO_CLK;
+ meson_write(mmc, val, MESON_SD_EMMC_CFG);
+
+ return 0;
+}
+
+int meson_mmc_bind(struct udevice *dev)
+{
+ struct meson_mmc_platdata *pdata = dev_get_platdata(dev);
+
+ return mmc_bind(dev, &pdata->mmc, &pdata->cfg);
+}
+
+static const struct udevice_id meson_mmc_match[] = {
+ { .compatible = "amlogic,meson-gx-mmc" },
+ { /* sentinel */ }
+};
+
+U_BOOT_DRIVER(meson_mmc) = {
+ .name = "meson_gx_mmc",
+ .id = UCLASS_MMC,
+ .of_match = meson_mmc_match,
+ .ops = &meson_dm_mmc_ops,
+ .probe = meson_mmc_probe,
+ .bind = meson_mmc_bind,
+ .ofdata_to_platdata = meson_mmc_ofdata_to_platdata,
+ .platdata_auto_alloc_size = sizeof(struct meson_mmc_platdata),
+};
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index c94d58d..b745977 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -72,6 +72,7 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data,
unsigned int start_addr)
{
unsigned int stat, rdy, mask, timeout, block = 0;
+ bool transfer_done = false;
#ifdef CONFIG_MMC_SDHCI_SDMA
unsigned char ctrl;
ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
@@ -89,17 +90,23 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data,
__func__, stat);
return -EIO;
}
- if (stat & rdy) {
+ if (!transfer_done && (stat & rdy)) {
if (!(sdhci_readl(host, SDHCI_PRESENT_STATE) & mask))
continue;
sdhci_writel(host, rdy, SDHCI_INT_STATUS);
sdhci_transfer_pio(host, data);
data->dest += data->blocksize;
- if (++block >= data->blocks)
- break;
+ if (++block >= data->blocks) {
+ /* Keep looping until the SDHCI_INT_DATA_END is
+ * cleared, even if we finished sending all the
+ * blocks.
+ */
+ transfer_done = true;
+ continue;
+ }
}
#ifdef CONFIG_MMC_SDHCI_SDMA
- if (stat & SDHCI_INT_DMA_END) {
+ if (!transfer_done && (stat & SDHCI_INT_DMA_END)) {
sdhci_writel(host, SDHCI_INT_DMA_END, SDHCI_INT_STATUS);
start_addr &= ~(SDHCI_DEFAULT_BOUNDARY_SIZE - 1);
start_addr += SDHCI_DEFAULT_BOUNDARY_SIZE;
diff --git a/include/dt-bindings/clock/gxbb-aoclkc.h b/include/dt-bindings/clock/gxbb-aoclkc.h
new file mode 100644
index 0000000..3175148
--- /dev/null
+++ b/include/dt-bindings/clock/gxbb-aoclkc.h
@@ -0,0 +1,66 @@
+/*
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright (c) 2016 BayLibre, SAS.
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ * The full GNU General Public License is included in this distribution
+ * in the file called COPYING.
+ *
+ * BSD LICENSE
+ *
+ * Copyright (c) 2016 BayLibre, SAS.
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef DT_BINDINGS_CLOCK_AMLOGIC_MESON_GXBB_AOCLK
+#define DT_BINDINGS_CLOCK_AMLOGIC_MESON_GXBB_AOCLK
+
+#define CLKID_AO_REMOTE 0
+#define CLKID_AO_I2C_MASTER 1
+#define CLKID_AO_I2C_SLAVE 2
+#define CLKID_AO_UART1 3
+#define CLKID_AO_UART2 4
+#define CLKID_AO_IR_BLASTER 5
+
+#endif
diff --git a/include/dt-bindings/clock/gxbb-clkc.h b/include/dt-bindings/clock/gxbb-clkc.h
new file mode 100644
index 0000000..692846c
--- /dev/null
+++ b/include/dt-bindings/clock/gxbb-clkc.h
@@ -0,0 +1,34 @@
+/*
+ * GXBB clock tree IDs
+ */
+
+#ifndef __GXBB_CLKC_H
+#define __GXBB_CLKC_H
+
+#define CLKID_CPUCLK 1
+#define CLKID_HDMI_PLL 2
+#define CLKID_FCLK_DIV2 4
+#define CLKID_FCLK_DIV3 5
+#define CLKID_FCLK_DIV4 6
+#define CLKID_CLK81 12
+#define CLKID_MPLL2 15
+#define CLKID_SPI 34
+#define CLKID_I2C 22
+#define CLKID_SAR_ADC 23
+#define CLKID_ETH 36
+#define CLKID_USB0 50
+#define CLKID_USB1 51
+#define CLKID_USB 55
+#define CLKID_HDMI_PCLK 63
+#define CLKID_USB1_DDR_BRIDGE 64
+#define CLKID_USB0_DDR_BRIDGE 65
+#define CLKID_SANA 69
+#define CLKID_GCLK_VENCI_INT0 77
+#define CLKID_AO_I2C 93
+#define CLKID_SD_EMMC_A 94
+#define CLKID_SD_EMMC_B 95
+#define CLKID_SD_EMMC_C 96
+#define CLKID_SAR_ADC_CLK 97
+#define CLKID_SAR_ADC_SEL 98
+
+#endif /* __GXBB_CLKC_H */
diff --git a/include/dt-bindings/reset/gxbb-aoclkc.h b/include/dt-bindings/reset/gxbb-aoclkc.h
new file mode 100644
index 0000000..9e3fd60
--- /dev/null
+++ b/include/dt-bindings/reset/gxbb-aoclkc.h
@@ -0,0 +1,66 @@
+/*
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright (c) 2016 BayLibre, SAS.
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ * The full GNU General Public License is included in this distribution
+ * in the file called COPYING.
+ *
+ * BSD LICENSE
+ *
+ * Copyright (c) 2016 BayLibre, SAS.
+ * Author: Neil Armstrong <narmstrong@baylibre.com>
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef DT_BINDINGS_RESET_AMLOGIC_MESON_GXBB_AOCLK
+#define DT_BINDINGS_RESET_AMLOGIC_MESON_GXBB_AOCLK
+
+#define RESET_AO_REMOTE 0
+#define RESET_AO_I2C_MASTER 1
+#define RESET_AO_I2C_SLAVE 2
+#define RESET_AO_UART1 3
+#define RESET_AO_UART2 4
+#define RESET_AO_IR_BLASTER 5
+
+#endif
generated by cgit v0.10.2 at 2024-07-02 14:48:42 (GMT)