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| author | Imre Kaloz <kaloz@openwrt.org> | 2014-06-17 15:13:10 +0000 |
|---|---|---|
| committer | Imre Kaloz <kaloz@openwrt.org> | 2014-06-17 15:13:10 +0000 |
| commit | d775e4ef00e08c839a41e101552be171ff638d3d (patch) | |
| tree | 4024679a777f738166057959372d0706830fcd7e /target/linux/mvebu | |
| parent | 099d998fcf21c80e25a9518607285d1437d89be9 (diff) | |
| download | mtk-20170518-d775e4ef00e08c839a41e101552be171ff638d3d.zip mtk-20170518-d775e4ef00e08c839a41e101552be171ff638d3d.tar.gz mtk-20170518-d775e4ef00e08c839a41e101552be171ff638d3d.tar.bz2 | |
preliminary support for the WRT1900AC (work in progress)
SVN-Revision: 41232
Diffstat (limited to 'target/linux/mvebu')
14 files changed, 1841 insertions, 0 deletions
diff --git a/target/linux/mvebu/config-default b/target/linux/mvebu/config-default new file mode 100644 index 0000000..202aad1 --- /dev/null +++ b/target/linux/mvebu/config-default @@ -0,0 +1,294 @@ +CONFIG_ALIGNMENT_TRAP=y +CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE=y +CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE=y +CONFIG_ARCH_HAS_TICK_BROADCAST=y +CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y +CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y +CONFIG_ARCH_MULTIPLATFORM=y +# CONFIG_ARCH_MULTI_CPU_AUTO is not set +CONFIG_ARCH_MULTI_V6_V7=y +CONFIG_ARCH_MULTI_V7=y +CONFIG_ARCH_MVEBU=y +# CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED is not set +CONFIG_ARCH_NR_GPIO=0 +CONFIG_ARCH_REQUIRE_GPIOLIB=y +# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set +# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set +CONFIG_ARCH_SUPPORTS_BIG_ENDIAN=y +CONFIG_ARCH_SUSPEND_POSSIBLE=y +CONFIG_ARCH_USE_BUILTIN_BSWAP=y +CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y +CONFIG_ARCH_WANT_GENERAL_HUGETLB=y +CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y +CONFIG_ARM=y +CONFIG_ARMADA_370_CLK=y +CONFIG_ARMADA_370_XP_TIMER=y +CONFIG_ARMADA_XP_CLK=y +CONFIG_ARM_APPENDED_DTB=y +CONFIG_ARM_ATAG_DTB_COMPAT=y +# CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND is not set +CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_FROM_BOOTLOADER=y +# CONFIG_ARM_CPU_SUSPEND is not set +CONFIG_ARM_L1_CACHE_SHIFT=6 +CONFIG_ARM_L1_CACHE_SHIFT_6=y +# CONFIG_ARM_LPAE is not set +CONFIG_ARM_NR_BANKS=8 +CONFIG_ARM_PATCH_PHYS_VIRT=y +CONFIG_ARM_THUMB=y +# CONFIG_ARM_THUMBEE is not set +CONFIG_ARM_VIRT_EXT=y +CONFIG_ASYNC_TX_ENABLE_CHANNEL_SWITCH=y +CONFIG_ATAGS=y +CONFIG_AUTO_ZRELADDR=y +CONFIG_BOUNCE=y +CONFIG_CACHE_L2X0=y +CONFIG_CACHE_PL310=y +CONFIG_CLKDEV_LOOKUP=y +CONFIG_CLKSRC_MMIO=y +CONFIG_CLKSRC_OF=y +CONFIG_CLONE_BACKWARDS=y +CONFIG_COMMON_CLK=y +CONFIG_CPU_32v6K=y +CONFIG_CPU_32v7=y +CONFIG_CPU_ABRT_EV7=y +# CONFIG_CPU_BIG_ENDIAN is not set +# CONFIG_CPU_BPREDICT_DISABLE is not set +CONFIG_CPU_CACHE_V7=y +CONFIG_CPU_CACHE_VIPT=y +CONFIG_CPU_COPY_V6=y +CONFIG_CPU_CP15=y +CONFIG_CPU_CP15_MMU=y +CONFIG_CPU_HAS_ASID=y +# CONFIG_CPU_ICACHE_DISABLE is not set +CONFIG_CPU_PABRT_V7=y +CONFIG_CPU_PJ4B=y +CONFIG_CPU_RMAP=y +CONFIG_CPU_TLB_V7=y +CONFIG_CPU_V7=y +CONFIG_CRC16=y +CONFIG_DCACHE_WORD_ACCESS=y +CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_LL=y +CONFIG_DEBUG_LL_INCLUDE="debug/8250.S" +# CONFIG_DEBUG_LL_UART_8250 is not set +# CONFIG_DEBUG_LL_UART_PL01X is not set +CONFIG_DEBUG_MVEBU_UART=y +# CONFIG_DEBUG_MVEBU_UART_ALTERNATE is not set +CONFIG_DEBUG_UART_8250=y +# CONFIG_DEBUG_UART_8250_FLOW_CONTROL is not set +CONFIG_DEBUG_UART_8250_SHIFT=2 +# CONFIG_DEBUG_UART_8250_WORD is not set +CONFIG_DEBUG_UART_PHYS=0xd0012000 +# CONFIG_DEBUG_UART_PL01X is not set +CONFIG_DEBUG_UART_VIRT=0xfec12000 +CONFIG_DEBUG_UNCOMPRESS=y +CONFIG_DEBUG_USER=y +CONFIG_DMADEVICES=y +CONFIG_DMA_ENGINE=y +CONFIG_DMA_ENGINE_RAID=y +CONFIG_DMA_OF=y +CONFIG_DTC=y +# CONFIG_DW_DMAC_CORE is not set +# CONFIG_DW_DMAC_PCI is not set +CONFIG_EARLY_PRINTK=y +CONFIG_EXT2_FS=y +CONFIG_EXT3_FS=y +CONFIG_FAT_FS=y +CONFIG_FIXED_PHY=y +CONFIG_FRAME_POINTER=y +CONFIG_GENERIC_BUG=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y +CONFIG_GENERIC_IDLE_POLL_SETUP=y +CONFIG_GENERIC_IO=y +CONFIG_GENERIC_IRQ_CHIP=y +CONFIG_GENERIC_IRQ_SHOW=y +CONFIG_GENERIC_NET_UTILS=y +CONFIG_GENERIC_PCI_IOMAP=y +CONFIG_GENERIC_SCHED_CLOCK=y +CONFIG_GENERIC_SMP_IDLE_THREAD=y +CONFIG_GENERIC_STRNCPY_FROM_USER=y +CONFIG_GENERIC_STRNLEN_USER=y +CONFIG_GPIOLIB=y +CONFIG_GPIO_DEVRES=y +CONFIG_GPIO_GENERIC=y +CONFIG_GPIO_MVEBU=y +CONFIG_GPIO_SYSFS=y +CONFIG_HARDIRQS_SW_RESEND=y +CONFIG_HAS_DMA=y +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +# CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set +CONFIG_HAVE_ARCH_JUMP_LABEL=y +CONFIG_HAVE_ARCH_KGDB=y +CONFIG_HAVE_ARCH_PFN_VALID=y +CONFIG_HAVE_ARCH_SECCOMP_FILTER=y +CONFIG_HAVE_ARCH_TRACEHOOK=y +# CONFIG_HAVE_BOOTMEM_INFO_NODE is not set +CONFIG_HAVE_BPF_JIT=y +CONFIG_HAVE_CC_STACKPROTECTOR=y +CONFIG_HAVE_CLK=y +CONFIG_HAVE_CLK_PREPARE=y +CONFIG_HAVE_CONTEXT_TRACKING=y +CONFIG_HAVE_C_RECORDMCOUNT=y +CONFIG_HAVE_DEBUG_KMEMLEAK=y +CONFIG_HAVE_DMA_API_DEBUG=y +CONFIG_HAVE_DMA_ATTRS=y +CONFIG_HAVE_DMA_CONTIGUOUS=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y +CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_GENERIC_DMA_COHERENT=y +CONFIG_HAVE_IDE=y +CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y +CONFIG_HAVE_KERNEL_GZIP=y +CONFIG_HAVE_KERNEL_LZ4=y +CONFIG_HAVE_KERNEL_LZMA=y +CONFIG_HAVE_KERNEL_LZO=y +CONFIG_HAVE_KERNEL_XZ=y +CONFIG_HAVE_MEMBLOCK=y +CONFIG_HAVE_NET_DSA=y +CONFIG_HAVE_OPROFILE=y +CONFIG_HAVE_PERF_EVENTS=y +CONFIG_HAVE_PERF_REGS=y +CONFIG_HAVE_PERF_USER_STACK_DUMP=y +CONFIG_HAVE_PROC_CPU=y +CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y +CONFIG_HAVE_SMP=y +CONFIG_HAVE_SYSCALL_TRACEPOINTS=y +CONFIG_HAVE_UID16=y +CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y +CONFIG_HIGHMEM=y +# CONFIG_HIGHPTE is not set +CONFIG_HZ_FIXED=0 +CONFIG_HZ_PERIODIC=y +CONFIG_I2C=m +CONFIG_I2C_BOARDINFO=y +CONFIG_INITRAMFS_SOURCE="" +CONFIG_IOMMU_HELPER=y +CONFIG_IRQCHIP=y +CONFIG_IRQ_DOMAIN=y +CONFIG_IRQ_DOMAIN_DEBUG=y +CONFIG_IRQ_FORCED_THREADING=y +CONFIG_IRQ_WORK=y +CONFIG_ISO9660_FS=y +CONFIG_JBD=y +CONFIG_KTIME_SCALAR=y +CONFIG_LEDS_TLC59116=y +CONFIG_LEDS_TRIGGER_HEARTBEAT=y +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_MACH_ARMADA_370=y +CONFIG_MACH_ARMADA_370_XP=y +CONFIG_MACH_ARMADA_XP=y +CONFIG_MAGIC_SYSRQ=y +CONFIG_MARVELL_PHY=y +CONFIG_MDIO_BOARDINFO=y +CONFIG_MEMORY=y +CONFIG_MIGHT_HAVE_PCI=y +# CONFIG_MLX5_CORE is not set +CONFIG_MODULES_USE_ELF_REL=y +CONFIG_MSDOS_FS=y +CONFIG_MTD_CFI_STAA=y +CONFIG_MTD_M25P80=y +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_ECC=y +CONFIG_MTD_NAND_PXA3xx=y +# CONFIG_MTD_SM_COMMON is not set +CONFIG_MULTI_IRQ_HANDLER=y +CONFIG_MUTEX_SPIN_ON_OWNER=y +CONFIG_MVEBU_CLK_COMMON=y +CONFIG_MVEBU_CLK_COREDIV=y +CONFIG_MVEBU_CLK_CPU=y +CONFIG_MVEBU_DEVBUS=y +CONFIG_MVEBU_MBUS=y +CONFIG_MVMDIO=y +CONFIG_MVNETA=y +CONFIG_MV_XOR=y +CONFIG_NEED_DMA_MAP_STATE=y +# CONFIG_NEON is not set +CONFIG_NET_FLOW_LIMIT=y +CONFIG_NET_RX_BUSY_POLL=y +CONFIG_NLS=y +CONFIG_NLS_CODEPAGE_437=y +CONFIG_NLS_CODEPAGE_850=y +CONFIG_NLS_ISO8859_1=y +CONFIG_NLS_ISO8859_2=y +CONFIG_NLS_UTF8=y +CONFIG_NO_BOOTMEM=y +CONFIG_NR_CPUS=4 +CONFIG_OF=y +CONFIG_OF_ADDRESS=y +CONFIG_OF_EARLY_FLATTREE=y +CONFIG_OF_FLATTREE=y +CONFIG_OF_GPIO=y +CONFIG_OF_IRQ=y +CONFIG_OF_MDIO=y +CONFIG_OF_MTD=y +CONFIG_OF_NET=y +CONFIG_OF_PCI=y +CONFIG_OF_PCI_IRQ=y +CONFIG_OLD_SIGACTION=y +CONFIG_OLD_SIGSUSPEND3=y +CONFIG_OUTER_CACHE=y +CONFIG_OUTER_CACHE_SYNC=y +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_PAGE_OFFSET=0xC0000000 +CONFIG_PCI=y +CONFIG_PCI_MSI=y +CONFIG_PCI_MVEBU=y +CONFIG_PERF_USE_VMALLOC=y +CONFIG_PHYLIB=y +CONFIG_PINCTRL=y +CONFIG_PINCTRL_ARMADA_370=y +CONFIG_PINCTRL_ARMADA_XP=y +CONFIG_PINCTRL_MVEBU=y +# CONFIG_PINCTRL_SINGLE is not set +CONFIG_PJ4B_ERRATA_4742=y +# CONFIG_PL310_ERRATA_588369 is not set +# CONFIG_PL310_ERRATA_727915 is not set +# CONFIG_PL310_ERRATA_753970 is not set +# CONFIG_PL310_ERRATA_769419 is not set +CONFIG_PLAT_ORION=y +# CONFIG_PREEMPT_RCU is not set +CONFIG_PROC_DEVICETREE=y +CONFIG_RCU_STALL_COMMON=y +CONFIG_RFS_ACCEL=y +CONFIG_RPS=y +CONFIG_RTC_CLASS=y +# CONFIG_RTC_DRV_MV is not set +CONFIG_SCHED_HRTICK=y +# CONFIG_SCSI_DMA is not set +CONFIG_SERIAL_8250_DW=y +CONFIG_SMP=y +CONFIG_SMP_ON_UP=y +CONFIG_SPARSE_IRQ=y +CONFIG_SPI=y +CONFIG_SPI_MASTER=y +CONFIG_SPI_ORION=y +CONFIG_STOP_MACHINE=y +CONFIG_SWIOTLB=y +# CONFIG_SWP_EMULATE is not set +CONFIG_SYS_SUPPORTS_APM_EMULATION=y +# CONFIG_THUMB2_KERNEL is not set +CONFIG_TICK_CPU_ACCOUNTING=y +CONFIG_TIMER_STATS=y +CONFIG_TREE_RCU=y +CONFIG_UID16=y +CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h" +CONFIG_USB_SUPPORT=y +CONFIG_USE_OF=y +CONFIG_VECTORS_BASE=0xffff0000 +CONFIG_VFAT_FS=y +CONFIG_VFP=y +CONFIG_VFPv3=y +# CONFIG_XEN is not set +CONFIG_XPS=y +CONFIG_XZ_DEC_ARM=y +CONFIG_XZ_DEC_BCJ=y +CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_ZBOOT_ROM_TEXT=0x0 +# CONFIG_ZBUD is not set +CONFIG_ZONE_DMA_FLAG=0 diff --git a/target/linux/mvebu/files/arch/arm/boot/dts/armada-xp-mamba.dts b/target/linux/mvebu/files/arch/arm/boot/dts/armada-xp-mamba.dts new file mode 100644 index 0000000..d732764 --- /dev/null +++ b/target/linux/mvebu/files/arch/arm/boot/dts/armada-xp-mamba.dts @@ -0,0 +1,242 @@ +/* + * Device Tree file for the Linksys WRT1900AC (Mamba). + * + * Note: this board is shipped with a new generation boot loader that + * remaps internal registers at 0xf1000000. Therefore, if earlyprintk + * is used, the CONFIG_DEBUG_MVEBU_UART_ALTERNATE option should be + * used. + * + * Copyright (C) 2013 Marvell + * + * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +/dts-v1/; +#include "armada-xp-mv78230.dtsi" + +/ { + model = "Linksys WRT1900AC (Mamba)"; + compatible = "linksys,mamba", "marvell,armadaxp-mv78230", "marvell,armadaxp", "marvell,armada-370-xp"; + + chosen { + bootargs = "console=ttyS0,115200 earlyprintk"; + }; + + memory { + device_type = "memory"; + reg = <0x00000000 0x00000000 0x00000000 0x10000000>; /* 256MB */ + }; + + soc { + ranges = <MBUS_ID(0xf0, 0x01) 0 0 0xf1000000 0x100000 + MBUS_ID(0x01, 0x1d) 0 0 0xfff00000 0x100000>; + + pcie-controller { + status = "okay"; + + /* Etron EJ168 USB 3.0 controller */ + pcie@1,0 { + /* Port 0, Lane 0 */ + status = "okay"; + }; + + /* First mini-PCIe port */ + pcie@2,0 { + /* Port 0, Lane 1 */ + status = "okay"; + }; + + /* Second mini-PCIe port */ + pcie@3,0 { + /* Port 0, Lane 3 */ + status = "okay"; + }; + }; + + internal-regs { + pinctrl { + pinctrl-0 = <&pmx_phy_int>; + pinctrl-names = "default"; + + pmx_ge0: pmx-ge0 { + marvell,pins = "mpp0", "mpp1", "mpp2", "mpp3", + "mpp4", "mpp5", "mpp6", "mpp7", + "mpp8", "mpp9", "mpp10", "mpp11"; + marvell,function = "ge0"; + }; + + pmx_ge1: pmx-ge1 { + marvell,pins = "mpp12", "mpp13", "mpp14", "mpp15", + "mpp16", "mpp17", "mpp18", "mpp19", + "mpp20", "mpp21", "mpp22", "mpp23"; + marvell,function = "ge1"; + }; + + pmx_keys: pmx-keys { + marvell,pins = "mpp33"; + marvell,function = "gpio"; + }; + + pmx_spi: pmx-spi { + marvell,pins = "mpp36", "mpp37", "mpp38", "mpp39"; + marvell,function = "spi"; + }; + + pmx_phy_int: pmx-phy-int { + marvell,pins = "mpp32"; + marvell,function = "gpio"; + }; + }; + + serial@12000 { + clock-frequency = <250000000>; + status = "okay"; + }; + + serial@12100 { + clock-frequency = <250000000>; + status = "okay"; + }; + + sata@a0000 { + nr-ports = <1>; + status = "okay"; + }; + + mdio { + disabled; + }; + + ethernet@70000 { + pinctrl-0 = <&pmx_ge0>; + pinctrl-names = "default"; + status = "okay"; + phy-mode = "rgmii-id"; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + + ethernet@74000 { + pinctrl-0 = <&pmx_ge1>; + pinctrl-names = "default"; + status = "okay"; + phy-mode = "rgmii-id"; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + + /* USB part of the eSATA/USB 2.0 port */ + usb@50000 { + status = "okay"; + }; + + i2c@11000 { + status = "okay"; + clock-frequency = <100000>; + + tlc59116@68 { + #gpio-cells = <2>; + compatible = "gpio,tlc59116"; + reg = <0x68>; + gpio-controller; + }; + }; + + nand@d0000 { + status = "okay"; + num-cs = <1>; + marvell,nand-keep-config; + marvell,nand-enable-arbiter; + nand-on-flash-bbt; + nand-ecc-strength = <4>; + nand-ecc-step-size = <512>; + + + partition@0 { + label = "u-boot"; + reg = <0x0000000 0x100000>; /* 1MB */ + read-only; + }; + + partition@100000 { + label = "u_env"; //u-boot-env? + reg = <0x100000 0x40000>; /* 256KB */ + read-only; + }; + + partition@140000 { + label = "s_env"; + reg = <0x140000 0x40000>; /* 256KB */ + read-only; + }; + + partition@900000 { + label = "devinfo"; + reg = <0x900000 0x100000>; /* 1MB */ + }; + + partition@a00000 { + label = "kernel"; + reg = <0xa00000 0x2800000>; /* 40MB */ + }; + + partition@d00000 { + label = "rootfs"; + reg = <0xd00000 0x2500000>; /* 37MB */ + }; + + partition@3200000 { + label = "alt_kernel"; + reg = <0x3200000 0x2800000>; /* 40MB */ + }; + + partition@3500000 { + label = "alt_rootfs"; + reg = <0x3500000 0x2500000>; /* 37MB */ + }; + + /* Last MB is for the BBT, i.e. not writable */ + partition@5a00000 { + label = "syscfg"; + reg = <0x5a00000 0x2600000>; /* ?MB */ + }; + }; + + spi0: spi@10600 { + status = "okay"; + pinctrl-0 = <&pmx_spi>; + pinctrl-names = "default"; + + spi-flash@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "mr25h256"; + reg = <0>; /* Chip select 0 */ + spi-max-frequency = <108000000>; + }; + }; + }; + }; + + gpio_keys { + compatible = "gpio-keys"; + #address-cells = <1>; + #size-cells = <0>; + pinctrl-0 = <&pmx_keys>; + pinctrl-names = "default"; + + button@1 { + label = "Factory Reset Button"; + linux,code = <141>; /* KEY_SETUP */ + gpios = <&gpio1 1 1>; + }; + }; +}; diff --git a/target/linux/mvebu/patches-3.14/001-build_mamba_dts.patch b/target/linux/mvebu/patches-3.14/001-build_mamba_dts.patch new file mode 100644 index 0000000..4ed10b3 --- /dev/null +++ b/target/linux/mvebu/patches-3.14/001-build_mamba_dts.patch @@ -0,0 +1,10 @@ +--- a/arch/arm/boot/dts/Makefile ++++ b/arch/arm/boot/dts/Makefile +@@ -131,6 +131,7 @@ dtb-$(CONFIG_ARCH_MVEBU) += armada-370-d + armada-xp-db.dtb \ + armada-xp-gp.dtb \ + armada-xp-netgear-rn2120.dtb \ ++ armada-xp-mamba.dtb \ + armada-xp-matrix.dtb \ + armada-xp-openblocks-ax3-4.dtb + dtb-$(CONFIG_ARCH_MXC) += \ diff --git a/target/linux/mvebu/patches-3.14/002-revert_i2c_delay.patch b/target/linux/mvebu/patches-3.14/002-revert_i2c_delay.patch new file mode 100644 index 0000000..77dc1a6 --- /dev/null +++ b/target/linux/mvebu/patches-3.14/002-revert_i2c_delay.patch @@ -0,0 +1,15 @@ +--- a/arch/arm/boot/dts/armada-xp.dtsi ++++ b/arch/arm/boot/dts/armada-xp.dtsi +@@ -43,12 +43,10 @@ + }; + + i2c0: i2c@11000 { +- compatible = "marvell,mv78230-i2c", "marvell,mv64xxx-i2c"; + reg = <0x11000 0x100>; + }; + + i2c1: i2c@11100 { +- compatible = "marvell,mv78230-i2c", "marvell,mv64xxx-i2c"; + reg = <0x11100 0x100>; + }; + diff --git a/target/linux/mvebu/patches-3.14/003-add_leds_tlc59116_driver.patch b/target/linux/mvebu/patches-3.14/003-add_leds_tlc59116_driver.patch new file mode 100644 index 0000000..fea668d --- /dev/null +++ b/target/linux/mvebu/patches-3.14/003-add_leds_tlc59116_driver.patch @@ -0,0 +1,529 @@ +--- a/drivers/leds/Kconfig ++++ b/drivers/leds/Kconfig +@@ -487,6 +487,15 @@ config LEDS_BLINKM + This option enables support for the BlinkM RGB LED connected + through I2C. Say Y to enable support for the BlinkM LED. + ++config LEDS_TLC59116 ++ tristate "LED driver for TLC59116F dimmer" ++ depends on LEDS_CLASS ++ depends on I2C ++ help ++ This option enables support for Texas Instruments TLC59116F ++ LED controller. It is generally only useful ++ as a platform driver ++ + comment "LED Triggers" + source "drivers/leds/trigger/Kconfig" + +--- a/drivers/leds/Makefile ++++ b/drivers/leds/Makefile +@@ -54,6 +54,7 @@ obj-$(CONFIG_LEDS_ASIC3) += leds-asic3. + obj-$(CONFIG_LEDS_MAX8997) += leds-max8997.o + obj-$(CONFIG_LEDS_LM355x) += leds-lm355x.o + obj-$(CONFIG_LEDS_BLINKM) += leds-blinkm.o ++obj-$(CONFIG_LEDS_TLC59116) += leds-tlc59116.o + + # LED SPI Drivers + obj-$(CONFIG_LEDS_DAC124S085) += leds-dac124s085.o +--- /dev/null ++++ b/drivers/leds/leds-tlc59116.c +@@ -0,0 +1,498 @@ ++/* ++ * Copyright 2014 Belkin Inc. ++ * ++ * Author: Belkin Inc. ++ * ++ * This file is subject to the terms and conditions of version 2 of ++ * the GNU General Public License. See the file COPYING in the main ++ * directory of this archive for more details. ++ * ++ * LED driver for various TLC59116 I2C LED drivers ++ */ ++ ++#include <linux/module.h> ++#include <linux/delay.h> ++#include <linux/string.h> ++#include <linux/ctype.h> ++#include <linux/leds.h> ++#include <linux/err.h> ++#include <linux/i2c.h> ++#include <linux/workqueue.h> ++ ++/* LED select registers determine the source that drives LED outputs */ ++#define TLC59116_LED_OFF 0x0 /* Output LOW */ ++#define TLC59116_LED_ON 0x1 /* Output HI-Z */ ++#define TLC59116_DIM 0x2 /* Dimming */ ++#define TLC59116_BLINK 0x3 /* Blinking */ ++ ++#define TLC59116_PINS 16 ++#define TLC59116_REG_MODE1 0x00 /* Mode register 0 */ ++#define MODE1_RESPON_ADDR_MASK 0xF0 ++#define MODE1_NORMAL_MODE (0 << 4) ++#define MODE1_SPEED_MODE (1 << 4) ++ ++#define TLC59116_REG_MODE2 0x01 /* Mode register 1 */ ++#define MODE2_DIM (0 << 5) ++#define MODE2_BLINK (1 << 5) ++#define MODE2_OCH_STOP (0 << 3) ++#define MODE2_OCH_ACK (1 << 3) ++ ++#define TLC59116_REG_PWM0 0x02 ++#define TLC59116_REG_PWM1 0x03 ++#define TLC59116_REG_PWM2 0x04 ++#define TLC59116_REG_PWM3 0x05 ++#define TLC59116_REG_PWM4 0x06 ++#define TLC59116_REG_PWM5 0x07 ++#define TLC59116_REG_PWM6 0x08 ++#define TLC59116_REG_PWM7 0x09 ++#define TLC59116_REG_PWM8 0x0a ++#define TLC59116_REG_PWM9 0x0b ++#define TLC59116_REG_PWM10 0x0c ++#define TLC59116_REG_PWM11 0x0d ++#define TLC59116_REG_PWM12 0x0e ++#define TLC59116_REG_PWM13 0x0f ++#define TLC59116_REG_PWM14 0x10 ++#define TLC59116_REG_PWM15 0x01 ++ ++#define TLC59116_REG_GRPPWM 0x12 ++#define TLC59116_REG_GRPFREQ 0x13 ++ ++#define TLC59116_PERIOD_MIN 41 /* 41ms */ ++#define TLC59116_PERIOD_MAX 10730 /* 10.73s */ ++ ++#define TLC59116_REG_LEDOUT0 0x14 /* LED [3:0] driver output state registers */ ++#define TLC59116_REG_LEDOUT1 0x15 /* LED [7:4] driver output state registers */ ++#define TLC59116_REG_LEDOUT2 0x16 /* LED [11:8] driver output state registers */ ++#define TLC59116_REG_LEDOUT3 0x17 /* LED [15:12] driver output state registers */ ++ ++#define GPIO0_MASK 0x3 ++ ++#define DEBUG 0 ++ ++#if DEBUG > 1 ++#define led_dbg(fmt, arg...) printk(KERN_DEBUG "tlc59116:%s " fmt "\n", __func__ , ## arg) ++#else ++#define led_dbg(fmt, arg...) ++#endif ++ ++ ++#if DEBUG > 0 ++#define led_info(fmt, arg...) printk("tlc59116:%s " fmt "\n", __func__ , ## arg) ++#else ++#define led_info(fmt, arg...) ++#endif ++ ++enum tlc59116_type { ++ tlc59116, ++}; ++ ++struct tlc59116_chipdef { ++ int bits; ++ u8 slv_addr; /* 7-bit slave address mask */ ++ int slv_addr_shift; /* Number of bits to ignore */ ++}; ++ ++static struct tlc59116_chipdef tlc59116_chipdefs[] = { ++ [tlc59116] = { ++ .bits = 16, ++ .slv_addr = /* 1100xxx */ 0x68, ++ .slv_addr_shift = 3, ++ }, ++}; ++ ++static const struct i2c_device_id tlc59116_id[] = { ++ { "tlc59116", tlc59116 }, ++ { } ++}; ++MODULE_DEVICE_TABLE(i2c, tlc59116_id); ++ ++struct tlc59116_led { ++ struct tlc59116_chipdef *chipdef; ++ struct i2c_client *client; ++ struct work_struct work; ++ spinlock_t lock; ++ enum led_brightness brightness; ++ struct led_classdev led_cdev; ++ int led_num; /* 0 .. 8 potentially */ ++ char name[32]; ++}; ++ ++//#define DUMP_REGS ++ ++#ifdef DUMP_REGS ++void dump_regs(struct i2c_client *client) ++{ ++ int i, j = 0; ++ u8 data; ++ printk ("\n-------------------------------------\n"); ++ for (i = 0; i< 0x20; i++) ++ { ++ data = i2c_smbus_read_byte_data(client, i); ++ printk ("[0x%x] = 0x%x ",i, data); ++ j++; ++ if (j == 5) ++ { ++ printk ("\n"); ++ j = 0; ++ } ++ } ++ printk ("\n"); ++} ++#endif ++ ++static int tlc59116_set_mode(struct i2c_client *client, uint8_t mode) ++{ ++ uint8_t val = 0; ++ ++ if ((mode != MODE2_DIM) && (mode != MODE2_BLINK)) ++ mode = MODE2_DIM; ++ ++ /* Configure MODE1 register */ ++ val &= 0x0; ++ val &= MODE1_RESPON_ADDR_MASK; ++ val |= MODE1_NORMAL_MODE; ++ i2c_smbus_write_byte_data(client, TLC59116_REG_MODE1, val); ++ ++ /* Configure MODE2 Reg */ ++ val &= 0x00; ++ val |= MODE2_OCH_STOP; ++ ++ val |= mode; ++ ++ i2c_smbus_write_byte_data(client, TLC59116_REG_MODE2, val); ++ mdelay(100); ++ ++ return 0; ++} ++ ++static int tlc59116_set_gpio_act(struct i2c_client *client, u8 gpio_no, u8 act_mode) ++{ ++ char data, addr = 0, i; ++ ++ if ((gpio_no >= 0) && (gpio_no < 4)) ++ addr = TLC59116_REG_LEDOUT0; ++ else if ((gpio_no >= 4) && (gpio_no < 8)) ++ addr = TLC59116_REG_LEDOUT1; ++ else if ((gpio_no >= 8) && (gpio_no < 12)) ++ addr = TLC59116_REG_LEDOUT2; ++ else if ((gpio_no >=12 ) && (gpio_no < 16)) ++ addr = TLC59116_REG_LEDOUT3; ++ ++ data = i2c_smbus_read_byte_data(client, addr); ++ ++ i = (gpio_no % 4) * 2; ++ ++ data &= ~(GPIO0_MASK << i); ++ act_mode = act_mode << i; ++ data |= act_mode; ++ ++ if(i2c_smbus_write_byte_data(client, addr, data) != 0) { ++ return -1; ++ } ++ return 0; ++} ++ ++static int tlc59116_set_gpio(struct i2c_client *client, uint8_t gpio_no, uint8_t val) ++{ ++ val &= 0x03; ++ tlc59116_set_gpio_act(client, gpio_no, val); ++#ifdef DUMP_REGS ++ dump_regs(client); ++#endif ++ return 0; ++} ++ ++static int tlc59116_get_gpio(struct i2c_client *client, uint8_t gpio_no) ++{ ++ uint8_t val, reg, data; ++ ++ led_dbg("gpio = %d\n", gpio_no); ++ reg = TLC59116_REG_LEDOUT0; ++ ++ if ((gpio_no >= 0) && (gpio_no < 4)) ++ reg = TLC59116_REG_LEDOUT0; ++ else if ((gpio_no >= 4) && (gpio_no < 8)) { ++ reg = TLC59116_REG_LEDOUT1; ++ gpio_no = gpio_no - 4; ++ } ++ else if ((gpio_no >= 8) && (gpio_no < 12)) { ++ reg = TLC59116_REG_LEDOUT2; ++ gpio_no = gpio_no - 8; ++ } ++ else if ((gpio_no >=12 ) && (gpio_no < 16)) { ++ reg = TLC59116_REG_LEDOUT3; ++ gpio_no = gpio_no - 12; ++ } ++ ++ val = i2c_smbus_read_byte_data(client, reg); ++ ++ data = (val >> (gpio_no * 2)) & 0x03; ++ return data; ++} ++ ++/* ++ * gpio_no [0..7] ++ * duty_cycle [0..99]% ++ * ++ * */ ++static int tlc59116_individual_brighness_control(struct i2c_client *client, uint8_t gpio_no, uint8_t brightness) ++{ ++ uint8_t pwm; ++ ++ pwm = gpio_no + TLC59116_REG_PWM0; ++ i2c_smbus_write_byte_data(client, pwm, brightness); ++ ++ return 0; ++} ++ ++static void tlc59116_led_work(struct work_struct *work) ++{ ++ struct tlc59116_led *tlc59116; ++ ++ tlc59116 = container_of(work, struct tlc59116_led, work); ++ ++ led_dbg("\nbrighness = %d \n", tlc59116->brightness); ++ switch (tlc59116->brightness) { ++ case LED_OFF: ++ led_info("\nLed off\n"); ++ tlc59116_set_gpio(tlc59116->client, tlc59116->led_num, TLC59116_LED_OFF); ++ break; ++ ++ case LED_FULL: ++ led_info("\nLed on\n"); ++ tlc59116_set_gpio(tlc59116->client, tlc59116->led_num, TLC59116_LED_ON); ++ break; ++ default: ++ led_info("\nBrightness is %d\n", tlc59116->brightness); ++ if (TLC59116_BLINK != tlc59116_get_gpio(tlc59116->client, tlc59116->led_num)) ++ tlc59116_set_gpio(tlc59116->client, tlc59116->led_num, TLC59116_DIM); ++ ++ tlc59116_individual_brighness_control(tlc59116->client, tlc59116->led_num, tlc59116->brightness); ++ break; ++ } ++ ++} ++ ++static void tlc59116_led_set(struct led_classdev *led_cdev, enum led_brightness value) ++{ ++ struct tlc59116_led *tlc59116; ++ ++ tlc59116 = container_of(led_cdev, struct tlc59116_led, led_cdev); ++ ++ spin_lock(&tlc59116->lock); ++ tlc59116->brightness = value; ++ ++ /* ++ * Must use workqueue for the actual I/O since I2C operations ++ * can sleep. ++ */ ++ schedule_work(&tlc59116->work); ++ ++ spin_unlock(&tlc59116->lock); ++} ++ ++/* ++ * delay_on, delay_off: units are in ms ++ * ++ */ ++ ++static int tlc59116_set_blink(struct led_classdev *led_cdev, ++ unsigned long *delay_on, ++ unsigned long *delay_off) ++{ ++ struct tlc59116_led *tlc59116; ++ uint16_t period; ++ uint16_t duty_cycle; ++ uint8_t gdc; ++ uint8_t gfrq; ++ ++ tlc59116 = container_of(led_cdev, struct tlc59116_led, led_cdev); ++ led_info ("Blinking: delay_on = %ldms, delay_off = %ldms, brightness = %d\n", ++ *delay_on, *delay_off, tlc59116->brightness); ++ ++ // Hardware blinking only for tricolor leds . The rest will have software blinking ++ if (tlc59116->led_num > 2) ++ return 1; ++ ++ if ((*delay_on == 0) && (*delay_off ==0)) { ++ spin_lock(&tlc59116->lock); ++ ++ /* MODE2[DMBLNK] = 1 */ ++ tlc59116_set_mode(tlc59116->client, MODE2_BLINK); ++ ++ /* Set LDRx = 11 */ ++ tlc59116_set_gpio(tlc59116->client, tlc59116->led_num, TLC59116_BLINK); ++ ++ tlc59116_individual_brighness_control(tlc59116->client, tlc59116->led_num, tlc59116->brightness); ++ spin_unlock(&tlc59116->lock); ++ return 0; ++ } ++ ++ ++ if ((*delay_on + *delay_off) > TLC59116_PERIOD_MAX) ++ { ++ led_dbg ("Max period is %dms\n", TLC59116_PERIOD_MAX); ++ return -EINVAL; ++ } ++ ++ if ((*delay_on + *delay_off) < TLC59116_PERIOD_MIN) ++ { ++ *delay_on = TLC59116_PERIOD_MIN/2 + 1; ++ *delay_off = TLC59116_PERIOD_MIN/2 + 1; ++ } ++ period = (*delay_on) + (*delay_off); ++ ++ duty_cycle = (100 * (*delay_on)) / period; ++ ++ spin_lock(&tlc59116->lock); ++ ++ /* MODE2[DMBLNK] = 1 */ ++ tlc59116_set_mode(tlc59116->client, MODE2_BLINK); ++ ++ /* Set LDRx = 11 */ ++ tlc59116_set_gpio(tlc59116->client, tlc59116->led_num, TLC59116_BLINK); ++ ++ tlc59116_individual_brighness_control(tlc59116->client, tlc59116->led_num, tlc59116->brightness); ++ ++ gdc = (duty_cycle * 256)/100; ++ i2c_smbus_write_byte_data(tlc59116->client, TLC59116_REG_GRPPWM, gdc); ++ ++ gfrq = (24 * period)/1000 - 1; /* unit is in second (convert from ms to second) */ ++ i2c_smbus_write_byte_data(tlc59116->client, TLC59116_REG_GRPFREQ, gfrq); ++ ++ ++#ifdef DUMP_REGS ++ dump_regs(tlc59116->client); ++#endif ++ ++ spin_unlock(&tlc59116->lock); ++ return 0; ++} ++ ++static int tlc59116_probe(struct i2c_client *client, ++ const struct i2c_device_id *id) ++{ ++ struct tlc59116_led *tlc59116; ++ struct tlc59116_chipdef *chip; ++ struct i2c_adapter *adapter; ++ struct led_platform_data *pdata; ++ int i, err; ++ ++ chip = &tlc59116_chipdefs[id->driver_data]; ++ adapter = to_i2c_adapter(client->dev.parent); ++ pdata = client->dev.platform_data; ++ ++ /* Make sure the slave address / chip type combo given is possible */ ++ if ((client->addr & ~((1 << chip->slv_addr_shift) - 1)) != ++ chip->slv_addr) { ++ dev_err(&client->dev, "invalid slave address %02x\n", ++ client->addr); ++ return -ENODEV; ++ } ++ ++ printk(KERN_INFO "leds-tlc59116: Using %s %d-bit LED driver at " ++ "slave address 0x%02x\n", ++ id->name, chip->bits, client->addr); ++ ++ if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) ++ return -EIO; ++ ++ if (pdata) { ++ if (pdata->num_leds != chip->bits) { ++ dev_err(&client->dev, "board info claims %d LEDs" ++ " on a %d-bit chip\n", ++ pdata->num_leds, chip->bits); ++ return -ENODEV; ++ } ++ } ++ ++ tlc59116 = devm_kzalloc(&client->dev, sizeof(*tlc59116) * chip->bits, GFP_KERNEL); ++ if (!tlc59116) ++ return -ENOMEM; ++ ++ i2c_set_clientdata(client, tlc59116); ++ ++ for (i = 0; i < chip->bits; i++) { ++ tlc59116[i].chipdef = chip; ++ tlc59116[i].client = client; ++ tlc59116[i].led_num = i; ++ ++ /* Platform data can specify LED names and default triggers */ ++ if (pdata) { ++ if (pdata->leds[i].name) ++ snprintf(tlc59116[i].name, ++ sizeof(tlc59116[i].name), "tlc59116:%s", ++ pdata->leds[i].name); ++ if (pdata->leds[i].default_trigger) ++ tlc59116[i].led_cdev.default_trigger = ++ pdata->leds[i].default_trigger; ++ } else { ++ snprintf(tlc59116[i].name, sizeof(tlc59116[i].name), ++ "tlc59116:%d", i); ++ } ++ ++ spin_lock_init(&tlc59116[i].lock); ++ ++ tlc59116[i].led_cdev.name = tlc59116[i].name; ++ tlc59116[i].led_cdev.brightness_set = tlc59116_led_set; ++ tlc59116[i].led_cdev.blink_set = tlc59116_set_blink; ++ tlc59116[i].led_cdev.brightness = 0; ++ ++ INIT_WORK(&tlc59116[i].work, tlc59116_led_work); ++ ++ err = led_classdev_register(&client->dev, &tlc59116[i].led_cdev); ++ if (err < 0) ++ goto exit; ++ } ++ ++ tlc59116_set_mode(client, MODE2_DIM); ++ ++ /* Turn off LEDs */ ++ for (i = 0; i < chip->bits; i++) ++ tlc59116_set_gpio(client, i, TLC59116_LED_OFF); ++ ++ return 0; ++ ++exit: ++ while (i--) { ++ led_classdev_unregister(&tlc59116[i].led_cdev); ++ cancel_work_sync(&tlc59116[i].work); ++ } ++ ++ devm_kfree(&client->dev, tlc59116); ++ i2c_set_clientdata(client, NULL); ++ ++ return err; ++} ++ ++static int tlc59116_remove(struct i2c_client *client) ++{ ++ struct tlc59116_led *tlc59116 = i2c_get_clientdata(client); ++ int i; ++ ++ for (i = 0; i < tlc59116->chipdef->bits; i++) { ++ led_classdev_unregister(&tlc59116[i].led_cdev); ++ cancel_work_sync(&tlc59116[i].work); ++ } ++ ++ devm_kfree(&client->dev, tlc59116); ++ i2c_set_clientdata(client, NULL); ++ ++ return 0; ++} ++ ++static struct i2c_driver tlc59116_driver = { ++ .driver = { ++ .name = "leds-tlc59116", ++ .owner = THIS_MODULE, ++ }, ++ .probe = tlc59116_probe, ++ .remove = tlc59116_remove, ++ .id_table = tlc59116_id, ++}; ++ ++module_i2c_driver(tlc59116_driver); ++ ++MODULE_AUTHOR("Belkin Inc."); ++MODULE_DESCRIPTION("TLC59116 LED driver"); ++MODULE_LICENSE("GPL v2"); diff --git a/target/linux/mvebu/patches-3.14/008-nand_warn_weak_ecc_strength.patch b/target/linux/mvebu/patches-3.14/008-nand_warn_weak_ecc_strength.patch new file mode 100644 index 0000000..09bb72c --- /dev/null +++ b/target/linux/mvebu/patches-3.14/008-nand_warn_weak_ecc_strength.patch @@ -0,0 +1,64 @@ +From 67a9ad9b8a6f6ea76ef8fc484ae49970d72d5534 Mon Sep 17 00:00:00 2001 +From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Date: Wed, 14 May 2014 14:58:06 -0300 +Subject: mtd: nand: Warn the user if the selected ECC strength is too weak + +This commit makes use of the chip->ecc_strength_ds and chip->ecc_step_ds which +contain the datasheet minimum requested ECC strength to produce a noisy warning +if the configured ECC strength is weaker. + +Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Signed-off-by: Brian Norris <computersforpeace@gmail.com> + +--- a/drivers/mtd/nand/nand_base.c ++++ b/drivers/mtd/nand/nand_base.c +@@ -3682,6 +3682,39 @@ int nand_scan_ident(struct mtd_info *mtd + } + EXPORT_SYMBOL(nand_scan_ident); + ++/* ++ * Check if the chip configuration meet the datasheet requirements. ++ ++ * If our configuration corrects A bits per B bytes and the minimum ++ * required correction level is X bits per Y bytes, then we must ensure ++ * both of the following are true: ++ * ++ * (1) A / B >= X / Y ++ * (2) A >= X ++ * ++ * Requirement (1) ensures we can correct for the required bitflip density. ++ * Requirement (2) ensures we can correct even when all bitflips are clumped ++ * in the same sector. ++ */ ++static bool nand_ecc_strength_good(struct mtd_info *mtd) ++{ ++ struct nand_chip *chip = mtd->priv; ++ struct nand_ecc_ctrl *ecc = &chip->ecc; ++ int corr, ds_corr; ++ ++ if (ecc->size == 0 || chip->ecc_step_ds == 0) ++ /* Not enough information */ ++ return true; ++ ++ /* ++ * We get the number of corrected bits per page to compare ++ * the correction density. ++ */ ++ corr = (mtd->writesize * ecc->strength) / ecc->size; ++ ds_corr = (mtd->writesize * chip->ecc_strength_ds) / chip->ecc_step_ds; ++ ++ return corr >= ds_corr && ecc->strength >= chip->ecc_strength_ds; ++} + + /** + * nand_scan_tail - [NAND Interface] Scan for the NAND device +@@ -3891,6 +3924,9 @@ int nand_scan_tail(struct mtd_info *mtd) + ecc->layout->oobavail += ecc->layout->oobfree[i].length; + mtd->oobavail = ecc->layout->oobavail; + ++ /* ECC sanity check: warn noisily if it's too weak */ ++ WARN_ON(!nand_ecc_strength_good(mtd)); ++ + /* + * Set the number of read / write steps for one page depending on ECC + * mode. diff --git a/target/linux/mvebu/patches-3.14/009-add_of_mtd_ecc_helpers.patch b/target/linux/mvebu/patches-3.14/009-add_of_mtd_ecc_helpers.patch new file mode 100644 index 0000000..d48885f --- /dev/null +++ b/target/linux/mvebu/patches-3.14/009-add_of_mtd_ecc_helpers.patch @@ -0,0 +1,84 @@ +From 6d9434ebb76157071164b32ad03fbed165c74382 Mon Sep 17 00:00:00 2001 +From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Date: Mon, 24 Feb 2014 19:24:48 -0300 +Subject: of_mtd: Add helpers to get ECC strength and ECC step size + +This commit adds simple helpers to obtain the devicetree properties +that specify the ECC strength and ECC step size to use on a given +NAND controller. + +Acked-by: Boris BREZILLON <b.brezillon.dev@gmail.com> +Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Signed-off-by: Brian Norris <computersforpeace@gmail.com> + +--- a/drivers/of/of_mtd.c ++++ b/drivers/of/of_mtd.c +@@ -50,6 +50,40 @@ int of_get_nand_ecc_mode(struct device_n + EXPORT_SYMBOL_GPL(of_get_nand_ecc_mode); + + /** ++ * of_get_nand_ecc_step_size - Get ECC step size associated to ++ * the required ECC strength (see below). ++ * @np: Pointer to the given device_node ++ * ++ * return the ECC step size, or errno in error case. ++ */ ++int of_get_nand_ecc_step_size(struct device_node *np) ++{ ++ int ret; ++ u32 val; ++ ++ ret = of_property_read_u32(np, "nand-ecc-step-size", &val); ++ return ret ? ret : val; ++} ++EXPORT_SYMBOL_GPL(of_get_nand_ecc_step_size); ++ ++/** ++ * of_get_nand_ecc_strength - Get required ECC strength over the ++ * correspnding step size as defined by 'nand-ecc-size' ++ * @np: Pointer to the given device_node ++ * ++ * return the ECC strength, or errno in error case. ++ */ ++int of_get_nand_ecc_strength(struct device_node *np) ++{ ++ int ret; ++ u32 val; ++ ++ ret = of_property_read_u32(np, "nand-ecc-strength", &val); ++ return ret ? ret : val; ++} ++EXPORT_SYMBOL_GPL(of_get_nand_ecc_strength); ++ ++/** + * of_get_nand_bus_width - Get nand bus witdh for given device_node + * @np: Pointer to the given device_node + * +--- a/include/linux/of_mtd.h ++++ b/include/linux/of_mtd.h +@@ -13,6 +13,8 @@ + + #include <linux/of.h> + int of_get_nand_ecc_mode(struct device_node *np); ++int of_get_nand_ecc_step_size(struct device_node *np); ++int of_get_nand_ecc_strength(struct device_node *np); + int of_get_nand_bus_width(struct device_node *np); + bool of_get_nand_on_flash_bbt(struct device_node *np); + +@@ -22,6 +24,16 @@ static inline int of_get_nand_ecc_mode(s + { + return -ENOSYS; + } ++ ++static inline int of_get_nand_ecc_step_size(struct device_node *np) ++{ ++ return -ENOSYS; ++} ++ ++static inline int of_get_nand_ecc_strength(struct device_node *np) ++{ ++ return -ENOSYS; ++} + + static inline int of_get_nand_bus_width(struct device_node *np) + { diff --git a/target/linux/mvebu/patches-3.14/010-pxa3xx_nand_print_ECC_strength.patch b/target/linux/mvebu/patches-3.14/010-pxa3xx_nand_print_ECC_strength.patch new file mode 100644 index 0000000..d02f5fe --- /dev/null +++ b/target/linux/mvebu/patches-3.14/010-pxa3xx_nand_print_ECC_strength.patch @@ -0,0 +1,22 @@ +From e634ce51baa52c131e4a35c01bba9e596a0eb86d Mon Sep 17 00:00:00 2001 +From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Date: Thu, 27 Feb 2014 14:13:26 -0300 +Subject: mtd: nand: pxa3xx: Print actual ECC strength in error message + +The actual ECC strength used to select the ECC scheme is 'ecc_strength'. +Use it in the error message. + +Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Signed-off-by: Brian Norris <computersforpeace@gmail.com> + +--- a/drivers/mtd/nand/pxa3xx_nand.c ++++ b/drivers/mtd/nand/pxa3xx_nand.c +@@ -1531,7 +1531,7 @@ KEEP_CONFIG: + if (!ret) { + dev_err(&info->pdev->dev, + "ECC strength %d at page size %d is not supported\n", +- chip->ecc_strength_ds, mtd->writesize); ++ ecc_strength, mtd->writesize); + return -ENODEV; + } + diff --git a/target/linux/mvebu/patches-3.14/011-pxa3xx_nand_clean_error_handling.patch b/target/linux/mvebu/patches-3.14/011-pxa3xx_nand_clean_error_handling.patch new file mode 100644 index 0000000..06757e8 --- /dev/null +++ b/target/linux/mvebu/patches-3.14/011-pxa3xx_nand_clean_error_handling.patch @@ -0,0 +1,78 @@ +From eee0166d8ead9d719d794df3e66acd8f83630e05 Mon Sep 17 00:00:00 2001 +From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Date: Wed, 14 May 2014 14:58:07 -0300 +Subject: mtd: nand: pxa3xx: Clean pxa_ecc_init() error handling + +Let's make pxa_ecc_init() return a negative errno on error or zero +if succesful, which is standard kernel practice. Also, report the +selected ECC strength and step size, which is important information. + +Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Signed-off-by: Brian Norris <computersforpeace@gmail.com> + +--- a/drivers/mtd/nand/pxa3xx_nand.c ++++ b/drivers/mtd/nand/pxa3xx_nand.c +@@ -1355,7 +1355,6 @@ static int pxa_ecc_init(struct pxa3xx_na + ecc->mode = NAND_ECC_HW; + ecc->size = 512; + ecc->strength = 1; +- return 1; + + } else if (strength == 1 && ecc_stepsize == 512 && page_size == 512) { + info->chunk_size = 512; +@@ -1364,7 +1363,6 @@ static int pxa_ecc_init(struct pxa3xx_na + ecc->mode = NAND_ECC_HW; + ecc->size = 512; + ecc->strength = 1; +- return 1; + + /* + * Required ECC: 4-bit correction per 512 bytes +@@ -1379,7 +1377,6 @@ static int pxa_ecc_init(struct pxa3xx_na + ecc->size = info->chunk_size; + ecc->layout = &ecc_layout_2KB_bch4bit; + ecc->strength = 16; +- return 1; + + } else if (strength == 4 && ecc_stepsize == 512 && page_size == 4096) { + info->ecc_bch = 1; +@@ -1390,7 +1387,6 @@ static int pxa_ecc_init(struct pxa3xx_na + ecc->size = info->chunk_size; + ecc->layout = &ecc_layout_4KB_bch4bit; + ecc->strength = 16; +- return 1; + + /* + * Required ECC: 8-bit correction per 512 bytes +@@ -1405,8 +1401,15 @@ static int pxa_ecc_init(struct pxa3xx_na + ecc->size = info->chunk_size; + ecc->layout = &ecc_layout_4KB_bch8bit; + ecc->strength = 16; +- return 1; ++ } else { ++ dev_err(&info->pdev->dev, ++ "ECC strength %d at page size %d is not supported\n", ++ strength, page_size); ++ return -ENODEV; + } ++ ++ dev_info(&info->pdev->dev, "ECC strength %d, ECC step size %d\n", ++ ecc->strength, ecc->size); + return 0; + } + +@@ -1528,12 +1531,8 @@ KEEP_CONFIG: + + ret = pxa_ecc_init(info, &chip->ecc, ecc_strength, + ecc_step, mtd->writesize); +- if (!ret) { +- dev_err(&info->pdev->dev, +- "ECC strength %d at page size %d is not supported\n", +- ecc_strength, mtd->writesize); +- return -ENODEV; +- } ++ if (ret) ++ return ret; + + /* calculate addressing information */ + if (mtd->writesize >= 2048) diff --git a/target/linux/mvebu/patches-3.14/012-pxa3xx_nand_use_ecc_info_from_dt.patch b/target/linux/mvebu/patches-3.14/012-pxa3xx_nand_use_ecc_info_from_dt.patch new file mode 100644 index 0000000..8b5cc5b --- /dev/null +++ b/target/linux/mvebu/patches-3.14/012-pxa3xx_nand_use_ecc_info_from_dt.patch @@ -0,0 +1,57 @@ +From 5b3e507820c6e120bc2680c0d35f9d9d81fcb98d Mon Sep 17 00:00:00 2001 +From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Date: Wed, 14 May 2014 14:58:08 -0300 +Subject: mtd: nand: pxa3xx: Use ECC strength and step size devicetree binding + +This commit adds support for the user to specify the ECC strength +and step size through the devicetree. We keep the previous behavior, +when there is no DT parameter provided. + +Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Signed-off-by: Brian Norris <computersforpeace@gmail.com> + +--- a/drivers/mtd/nand/pxa3xx_nand.c ++++ b/drivers/mtd/nand/pxa3xx_nand.c +@@ -1520,8 +1520,13 @@ KEEP_CONFIG: + } + } + +- ecc_strength = chip->ecc_strength_ds; +- ecc_step = chip->ecc_step_ds; ++ if (pdata->ecc_strength && pdata->ecc_step_size) { ++ ecc_strength = pdata->ecc_strength; ++ ecc_step = pdata->ecc_step_size; ++ } else { ++ ecc_strength = chip->ecc_strength_ds; ++ ecc_step = chip->ecc_step_ds; ++ } + + /* Set default ECC strength requirements on non-ONFI devices */ + if (ecc_strength < 1 && ecc_step < 1) { +@@ -1730,6 +1735,14 @@ static int pxa3xx_nand_probe_dt(struct p + of_property_read_u32(np, "num-cs", &pdata->num_cs); + pdata->flash_bbt = of_get_nand_on_flash_bbt(np); + ++ pdata->ecc_strength = of_get_nand_ecc_strength(np); ++ if (pdata->ecc_strength < 0) ++ pdata->ecc_strength = 0; ++ ++ pdata->ecc_step_size = of_get_nand_ecc_step_size(np); ++ if (pdata->ecc_step_size < 0) ++ pdata->ecc_step_size = 0; ++ + pdev->dev.platform_data = pdata; + + return 0; +--- a/include/linux/platform_data/mtd-nand-pxa3xx.h ++++ b/include/linux/platform_data/mtd-nand-pxa3xx.h +@@ -58,6 +58,9 @@ struct pxa3xx_nand_platform_data { + /* use an flash-based bad block table */ + bool flash_bbt; + ++ /* requested ECC strength and ECC step size */ ++ int ecc_strength, ecc_step_size; ++ + const struct mtd_partition *parts[NUM_CHIP_SELECT]; + unsigned int nr_parts[NUM_CHIP_SELECT]; + diff --git a/target/linux/mvebu/patches-3.14/018-decouple_phy_id_and_address.patch b/target/linux/mvebu/patches-3.14/018-decouple_phy_id_and_address.patch new file mode 100644 index 0000000..4ab6738 --- /dev/null +++ b/target/linux/mvebu/patches-3.14/018-decouple_phy_id_and_address.patch @@ -0,0 +1,102 @@ +From 9b744942290c168287013f0a19ff7392f65c8107 Mon Sep 17 00:00:00 2001 +From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Date: Fri, 16 May 2014 16:14:03 +0200 +Subject: net: phy: decouple PHY id and PHY address in fixed PHY driver + +Until now, the fixed_phy_add() function was taking as argument +'phy_id', which was used both as the PHY address on the fake fixed +MDIO bus, and as the PHY id, as available in the MII_PHYSID1 and +MII_PHYSID2 registers. However, those two informations are completely +unrelated. + +This patch decouples them. The PHY id of fixed PHYs is hardcoded to be +0x0. Ideally, a really reserved value would be nicer, but there +doesn't seem to be an easy of making sure a dummy value can be +assigned to the Linux kernel for such usage. + +The PHY address remains passed by the caller of phy_fixed_add(). + +Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> +Tested-by: Florian Fainelli <f.fainelli@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> + +--- a/drivers/net/phy/fixed.c ++++ b/drivers/net/phy/fixed.c +@@ -31,7 +31,7 @@ struct fixed_mdio_bus { + }; + + struct fixed_phy { +- int id; ++ int addr; + u16 regs[MII_REGS_NUM]; + struct phy_device *phydev; + struct fixed_phy_status status; +@@ -104,8 +104,8 @@ static int fixed_phy_update_regs(struct + if (fp->status.asym_pause) + lpa |= LPA_PAUSE_ASYM; + +- fp->regs[MII_PHYSID1] = fp->id >> 16; +- fp->regs[MII_PHYSID2] = fp->id; ++ fp->regs[MII_PHYSID1] = 0; ++ fp->regs[MII_PHYSID2] = 0; + + fp->regs[MII_BMSR] = bmsr; + fp->regs[MII_BMCR] = bmcr; +@@ -115,7 +115,7 @@ static int fixed_phy_update_regs(struct + return 0; + } + +-static int fixed_mdio_read(struct mii_bus *bus, int phy_id, int reg_num) ++static int fixed_mdio_read(struct mii_bus *bus, int phy_addr, int reg_num) + { + struct fixed_mdio_bus *fmb = bus->priv; + struct fixed_phy *fp; +@@ -124,7 +124,7 @@ static int fixed_mdio_read(struct mii_bu + return -1; + + list_for_each_entry(fp, &fmb->phys, node) { +- if (fp->id == phy_id) { ++ if (fp->addr == phy_addr) { + /* Issue callback if user registered it. */ + if (fp->link_update) { + fp->link_update(fp->phydev->attached_dev, +@@ -138,7 +138,7 @@ static int fixed_mdio_read(struct mii_bu + return 0xFFFF; + } + +-static int fixed_mdio_write(struct mii_bus *bus, int phy_id, int reg_num, ++static int fixed_mdio_write(struct mii_bus *bus, int phy_addr, int reg_num, + u16 val) + { + return 0; +@@ -160,7 +160,7 @@ int fixed_phy_set_link_update(struct phy + return -EINVAL; + + list_for_each_entry(fp, &fmb->phys, node) { +- if (fp->id == phydev->phy_id) { ++ if (fp->addr == phydev->addr) { + fp->link_update = link_update; + fp->phydev = phydev; + return 0; +@@ -171,7 +171,7 @@ int fixed_phy_set_link_update(struct phy + } + EXPORT_SYMBOL_GPL(fixed_phy_set_link_update); + +-int fixed_phy_add(unsigned int irq, int phy_id, ++int fixed_phy_add(unsigned int irq, int phy_addr, + struct fixed_phy_status *status) + { + int ret; +@@ -184,9 +184,9 @@ int fixed_phy_add(unsigned int irq, int + + memset(fp->regs, 0xFF, sizeof(fp->regs[0]) * MII_REGS_NUM); + +- fmb->irqs[phy_id] = irq; ++ fmb->irqs[phy_addr] = irq; + +- fp->id = phy_id; ++ fp->addr = phy_addr; + fp->status = *status; + + ret = fixed_phy_update_regs(fp); diff --git a/target/linux/mvebu/patches-3.14/019-add_fixed_phy_register.patch b/target/linux/mvebu/patches-3.14/019-add_fixed_phy_register.patch new file mode 100644 index 0000000..ad37aab --- /dev/null +++ b/target/linux/mvebu/patches-3.14/019-add_fixed_phy_register.patch @@ -0,0 +1,134 @@ +From a75951217472c522c324adb0a4de3ba69d656ef5 Mon Sep 17 00:00:00 2001 +From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Date: Fri, 16 May 2014 16:14:04 +0200 +Subject: net: phy: extend fixed driver with fixed_phy_register() + +The existing fixed_phy_add() function has several drawbacks that +prevents it from being used as is for OF-based declaration of fixed +PHYs: + + * The address of the PHY on the fake bus needs to be passed, while a + dynamic allocation is desired. + + * Since the phy_device instantiation is post-poned until the next + mdiobus scan, there is no way to associate the fixed PHY with its + OF node, which later prevents of_phy_connect() from finding this + fixed PHY from a given OF node. + +To solve this, this commit introduces fixed_phy_register(), which will +allocate an available PHY address, add the PHY using fixed_phy_add() +and instantiate the phy_device structure associated with the provided +OF node. + +Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Acked-by: Florian Fainelli <f.fainelli@gmail.com> +Acked-by: Grant Likely <grant.likely@linaro.org> +Tested-by: Florian Fainelli <f.fainelli@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> + +--- a/drivers/net/phy/fixed.c ++++ b/drivers/net/phy/fixed.c +@@ -21,6 +21,7 @@ + #include <linux/phy_fixed.h> + #include <linux/err.h> + #include <linux/slab.h> ++#include <linux/of.h> + + #define MII_REGS_NUM 29 + +@@ -203,6 +204,66 @@ err_regs: + } + EXPORT_SYMBOL_GPL(fixed_phy_add); + ++void fixed_phy_del(int phy_addr) ++{ ++ struct fixed_mdio_bus *fmb = &platform_fmb; ++ struct fixed_phy *fp, *tmp; ++ ++ list_for_each_entry_safe(fp, tmp, &fmb->phys, node) { ++ if (fp->addr == phy_addr) { ++ list_del(&fp->node); ++ kfree(fp); ++ return; ++ } ++ } ++} ++EXPORT_SYMBOL_GPL(fixed_phy_del); ++ ++static int phy_fixed_addr; ++static DEFINE_SPINLOCK(phy_fixed_addr_lock); ++ ++int fixed_phy_register(unsigned int irq, ++ struct fixed_phy_status *status, ++ struct device_node *np) ++{ ++ struct fixed_mdio_bus *fmb = &platform_fmb; ++ struct phy_device *phy; ++ int phy_addr; ++ int ret; ++ ++ /* Get the next available PHY address, up to PHY_MAX_ADDR */ ++ spin_lock(&phy_fixed_addr_lock); ++ if (phy_fixed_addr == PHY_MAX_ADDR) { ++ spin_unlock(&phy_fixed_addr_lock); ++ return -ENOSPC; ++ } ++ phy_addr = phy_fixed_addr++; ++ spin_unlock(&phy_fixed_addr_lock); ++ ++ ret = fixed_phy_add(PHY_POLL, phy_addr, status); ++ if (ret < 0) ++ return ret; ++ ++ phy = get_phy_device(fmb->mii_bus, phy_addr, false); ++ if (!phy || IS_ERR(phy)) { ++ fixed_phy_del(phy_addr); ++ return -EINVAL; ++ } ++ ++ of_node_get(np); ++ phy->dev.of_node = np; ++ ++ ret = phy_device_register(phy); ++ if (ret) { ++ phy_device_free(phy); ++ of_node_put(np); ++ fixed_phy_del(phy_addr); ++ return ret; ++ } ++ ++ return 0; ++} ++ + static int __init fixed_mdio_bus_init(void) + { + struct fixed_mdio_bus *fmb = &platform_fmb; +--- a/include/linux/phy_fixed.h ++++ b/include/linux/phy_fixed.h +@@ -9,15 +9,26 @@ struct fixed_phy_status { + int asym_pause; + }; + ++struct device_node; ++ + #ifdef CONFIG_FIXED_PHY + extern int fixed_phy_add(unsigned int irq, int phy_id, + struct fixed_phy_status *status); ++extern int fixed_phy_register(unsigned int irq, ++ struct fixed_phy_status *status, ++ struct device_node *np); + #else + static inline int fixed_phy_add(unsigned int irq, int phy_id, + struct fixed_phy_status *status) + { + return -ENODEV; + } ++static inline int fixed_phy_register(unsigned int irq, ++ struct fixed_phy_status *status, ++ struct device_node *np) ++{ ++ return -ENODEV; ++} + #endif /* CONFIG_FIXED_PHY */ + + /* diff --git a/target/linux/mvebu/patches-3.14/020-of_fixed_link_phy.patch b/target/linux/mvebu/patches-3.14/020-of_fixed_link_phy.patch new file mode 100644 index 0000000..1f68576 --- /dev/null +++ b/target/linux/mvebu/patches-3.14/020-of_fixed_link_phy.patch @@ -0,0 +1,170 @@ +From 3be2a49e5c08d268f8af0dd4fe89a24ea8cdc339 Mon Sep 17 00:00:00 2001 +From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Date: Fri, 16 May 2014 16:14:05 +0200 +Subject: of: provide a binding for fixed link PHYs + +Some Ethernet MACs have a "fixed link", and are not connected to a +normal MDIO-managed PHY device. For those situations, a Device Tree +binding allows to describe a "fixed link" using a special PHY node. + +This patch adds: + + * A documentation for the fixed PHY Device Tree binding. + + * An of_phy_is_fixed_link() function that an Ethernet driver can call + on its PHY phandle to find out whether it's a fixed link PHY or + not. It should typically be used to know if + of_phy_register_fixed_link() should be called. + + * An of_phy_register_fixed_link() function that instantiates the + fixed PHY into the PHY subsystem, so that when the driver calls + of_phy_connect(), the PHY device associated to the OF node will be + found. + +These two additional functions also support the old fixed-link Device +Tree binding used on PowerPC platforms, so that ultimately, the +network device drivers for those platforms could be converted to use +of_phy_is_fixed_link() and of_phy_register_fixed_link() instead of +of_phy_connect_fixed_link(), while keeping compatibility with their +respective Device Tree bindings. + +Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> +Tested-by: Florian Fainelli <f.fainelli@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> + +--- /dev/null ++++ b/Documentation/devicetree/bindings/net/fixed-link.txt +@@ -0,0 +1,30 @@ ++Fixed link Device Tree binding ++------------------------------ ++ ++Some Ethernet MACs have a "fixed link", and are not connected to a ++normal MDIO-managed PHY device. For those situations, a Device Tree ++binding allows to describe a "fixed link". ++ ++Such a fixed link situation is described by creating a 'fixed-link' ++sub-node of the Ethernet MAC device node, with the following ++properties: ++ ++* 'speed' (integer, mandatory), to indicate the link speed. Accepted ++ values are 10, 100 and 1000 ++* 'full-duplex' (boolean, optional), to indicate that full duplex is ++ used. When absent, half duplex is assumed. ++* 'pause' (boolean, optional), to indicate that pause should be ++ enabled. ++* 'asym-pause' (boolean, optional), to indicate that asym_pause should ++ be enabled. ++ ++Example: ++ ++ethernet@0 { ++ ... ++ fixed-link { ++ speed = <1000>; ++ full-duplex; ++ }; ++ ... ++}; +--- a/drivers/of/of_mdio.c ++++ b/drivers/of/of_mdio.c +@@ -14,6 +14,7 @@ + #include <linux/netdevice.h> + #include <linux/err.h> + #include <linux/phy.h> ++#include <linux/phy_fixed.h> + #include <linux/of.h> + #include <linux/of_irq.h> + #include <linux/of_mdio.h> +@@ -280,3 +281,69 @@ struct phy_device *of_phy_attach(struct + return phy_attach_direct(dev, phy, flags, iface) ? NULL : phy; + } + EXPORT_SYMBOL(of_phy_attach); ++ ++#if defined(CONFIG_FIXED_PHY) ++/* ++ * of_phy_is_fixed_link() and of_phy_register_fixed_link() must ++ * support two DT bindings: ++ * - the old DT binding, where 'fixed-link' was a property with 5 ++ * cells encoding various informations about the fixed PHY ++ * - the new DT binding, where 'fixed-link' is a sub-node of the ++ * Ethernet device. ++ */ ++bool of_phy_is_fixed_link(struct device_node *np) ++{ ++ struct device_node *dn; ++ int len; ++ ++ /* New binding */ ++ dn = of_get_child_by_name(np, "fixed-link"); ++ if (dn) { ++ of_node_put(dn); ++ return true; ++ } ++ ++ /* Old binding */ ++ if (of_get_property(np, "fixed-link", &len) && ++ len == (5 * sizeof(__be32))) ++ return true; ++ ++ return false; ++} ++EXPORT_SYMBOL(of_phy_is_fixed_link); ++ ++int of_phy_register_fixed_link(struct device_node *np) ++{ ++ struct fixed_phy_status status = {}; ++ struct device_node *fixed_link_node; ++ const __be32 *fixed_link_prop; ++ int len; ++ ++ /* New binding */ ++ fixed_link_node = of_get_child_by_name(np, "fixed-link"); ++ if (fixed_link_node) { ++ status.link = 1; ++ status.duplex = of_property_read_bool(np, "full-duplex"); ++ if (of_property_read_u32(fixed_link_node, "speed", &status.speed)) ++ return -EINVAL; ++ status.pause = of_property_read_bool(np, "pause"); ++ status.asym_pause = of_property_read_bool(np, "asym-pause"); ++ of_node_put(fixed_link_node); ++ return fixed_phy_register(PHY_POLL, &status, np); ++ } ++ ++ /* Old binding */ ++ fixed_link_prop = of_get_property(np, "fixed-link", &len); ++ if (fixed_link_prop && len == (5 * sizeof(__be32))) { ++ status.link = 1; ++ status.duplex = be32_to_cpu(fixed_link_prop[1]); ++ status.speed = be32_to_cpu(fixed_link_prop[2]); ++ status.pause = be32_to_cpu(fixed_link_prop[3]); ++ status.asym_pause = be32_to_cpu(fixed_link_prop[4]); ++ return fixed_phy_register(PHY_POLL, &status, np); ++ } ++ ++ return -ENODEV; ++} ++EXPORT_SYMBOL(of_phy_register_fixed_link); ++#endif +--- a/include/linux/of_mdio.h ++++ b/include/linux/of_mdio.h +@@ -67,4 +67,19 @@ static inline struct mii_bus *of_mdio_fi + } + #endif /* CONFIG_OF */ + ++#if defined(CONFIG_OF) && defined(CONFIG_FIXED_PHY) ++extern int of_phy_register_fixed_link(struct device_node *np); ++extern bool of_phy_is_fixed_link(struct device_node *np); ++#else ++static inline int of_phy_register_fixed_link(struct device_node *np) ++{ ++ return -ENOSYS; ++} ++static inline bool of_phy_is_fixed_link(struct device_node *np) ++{ ++ return false; ++} ++#endif ++ ++ + #endif /* __LINUX_OF_MDIO_H */ diff --git a/target/linux/mvebu/patches-3.14/021-mvneta_support_fixed_links.patch b/target/linux/mvebu/patches-3.14/021-mvneta_support_fixed_links.patch new file mode 100644 index 0000000..5df6757 --- /dev/null +++ b/target/linux/mvebu/patches-3.14/021-mvneta_support_fixed_links.patch @@ -0,0 +1,40 @@ +From 83895bedeee6fbf56d887af4280bf9edcc80da60 Mon Sep 17 00:00:00 2001 +From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Date: Fri, 16 May 2014 16:14:06 +0200 +Subject: net: mvneta: add support for fixed links + +Following the introduction of of_phy_register_fixed_link(), this patch +introduces fixed link support in the mvneta driver, for Marvell Armada +370/XP SOCs. + +Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> +Signed-off-by: David S. Miller <davem@davemloft.net> + +--- a/drivers/net/ethernet/marvell/mvneta.c ++++ b/drivers/net/ethernet/marvell/mvneta.c +@@ -2808,9 +2808,22 @@ static int mvneta_probe(struct platform_ + + phy_node = of_parse_phandle(dn, "phy", 0); + if (!phy_node) { +- dev_err(&pdev->dev, "no associated PHY\n"); +- err = -ENODEV; +- goto err_free_irq; ++ if (!of_phy_is_fixed_link(dn)) { ++ dev_err(&pdev->dev, "no PHY specified\n"); ++ err = -ENODEV; ++ goto err_free_irq; ++ } ++ ++ err = of_phy_register_fixed_link(dn); ++ if (err < 0) { ++ dev_err(&pdev->dev, "cannot register fixed PHY\n"); ++ goto err_free_irq; ++ } ++ ++ /* In the case of a fixed PHY, the DT node associated ++ * to the PHY is the Ethernet MAC DT node. ++ */ ++ phy_node = dn; + } + + phy_mode = of_get_phy_mode(dn); |