From fe33c185bd7027bb37d8cc0b16ba2cea3e834ccd Mon Sep 17 00:00:00 2001 From: John Crispin Date: Mon, 16 Mar 2015 07:40:47 +0000 Subject: [PATCH] mpc85xx: drop 3.14 support Signed-off-by: John Crispin SVN-Revision: 44818 --- target/linux/mpc85xx/config-3.14 | 292 --------- ...85xx-add-gpio-keys-to-of-match-table.patch | 10 - .../patches-3.14/100-fix_mpc8568e_mds.patch | 32 - .../patches-3.14/110-fix_mpc8548_cds.patch | 40 -- .../120-mpc8548_cds_i8259_noirq_init.patch | 23 - .../130-mpc8548_cds_disable_i8259_irq.patch | 13 - ...0-powerpc-85xx-tl-wdr4900-v1-support.patch | 616 ------------------ .../150-powerpc-85xx-fix-etsec-ranges.patch | 30 - ...pi-fsl-espi-preallocate-local-buffer.patch | 147 ----- 9 files changed, 1203 deletions(-) delete mode 100644 target/linux/mpc85xx/config-3.14 delete mode 100644 target/linux/mpc85xx/patches-3.14/001-powerpc-85xx-add-gpio-keys-to-of-match-table.patch delete mode 100644 target/linux/mpc85xx/patches-3.14/100-fix_mpc8568e_mds.patch delete mode 100644 target/linux/mpc85xx/patches-3.14/110-fix_mpc8548_cds.patch delete mode 100644 target/linux/mpc85xx/patches-3.14/120-mpc8548_cds_i8259_noirq_init.patch delete mode 100644 target/linux/mpc85xx/patches-3.14/130-mpc8548_cds_disable_i8259_irq.patch delete mode 100644 target/linux/mpc85xx/patches-3.14/140-powerpc-85xx-tl-wdr4900-v1-support.patch delete mode 100644 target/linux/mpc85xx/patches-3.14/150-powerpc-85xx-fix-etsec-ranges.patch delete mode 100644 target/linux/mpc85xx/patches-3.14/210-spi-fsl-espi-preallocate-local-buffer.patch diff --git a/target/linux/mpc85xx/config-3.14 b/target/linux/mpc85xx/config-3.14 deleted file mode 100644 index 62f35a9cd1c..00000000000 --- a/target/linux/mpc85xx/config-3.14 +++ /dev/null @@ -1,292 +0,0 @@ -# CONFIG_40x is not set -# CONFIG_44x is not set -# CONFIG_ADVANCED_OPTIONS is not set -CONFIG_AR8216_PHY=y -CONFIG_AR8216_PHY_LEDS=y -CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y -CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y -CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE=y -CONFIG_ARCH_HAS_ILOG2_U32=y -CONFIG_ARCH_HAS_WALK_MEMORY=y -CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG=y -CONFIG_ARCH_HIBERNATION_POSSIBLE=y -CONFIG_ARCH_MAY_HAVE_PC_FDC=y -CONFIG_ARCH_REQUIRE_GPIOLIB=y -CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y -CONFIG_ARCH_SUPPORTS_MSI=y -CONFIG_ARCH_SUPPORTS_UPROBES=y -CONFIG_ARCH_SUSPEND_POSSIBLE=y -CONFIG_ARCH_USE_BUILTIN_BSWAP=y -CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y -CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y -CONFIG_AUDIT_ARCH=y -CONFIG_BOOKE=y -CONFIG_BOUNCE=y -# CONFIG_BSC9131_RDB is not set -CONFIG_CLONE_BACKWARDS=y -CONFIG_CMDLINE="console=ttyS0,115200" -CONFIG_CMDLINE_BOOL=y -# CONFIG_CPM2 is not set -# CONFIG_CRYPTO_SHA1_PPC is not set -CONFIG_DEBUG_BUGVERBOSE=y -CONFIG_DEFAULT_UIMAGE=y -CONFIG_DEVKMEM=y -CONFIG_DNOTIFY=y -CONFIG_DTC=y -# CONFIG_E200 is not set -CONFIG_E500=y -CONFIG_EARLY_PRINTK=y -CONFIG_ENABLE_MUST_CHECK=y -# CONFIG_EPAPR_BOOT is not set -CONFIG_ETHERNET_PACKET_MANGLE=y -CONFIG_FSL_BOOKE=y -CONFIG_FSL_EMB_PERFMON=y -CONFIG_FSL_LBC=y -CONFIG_FSL_PCI=y -CONFIG_FSL_PQ_MDIO=y -CONFIG_FSL_SOC=y -CONFIG_FSL_SOC_BOOKE=y -CONFIG_FSL_ULI1575=y -CONFIG_GENERIC_ATOMIC64=y -CONFIG_GENERIC_BUG=y -CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_GENERIC_CLOCKEVENTS_BUILD=y -CONFIG_GENERIC_CMOS_UPDATE=y -CONFIG_GENERIC_IO=y -CONFIG_GENERIC_IRQ_SHOW=y -CONFIG_GENERIC_IRQ_SHOW_LEVEL=y -CONFIG_GENERIC_ISA_DMA=y -CONFIG_GENERIC_NVRAM=y -CONFIG_GENERIC_PCI_IOMAP=y -CONFIG_GENERIC_SMP_IDLE_THREAD=y -CONFIG_GENERIC_STRNCPY_FROM_USER=y -CONFIG_GENERIC_STRNLEN_USER=y -# CONFIG_GENERIC_TBSYNC is not set -CONFIG_GENERIC_TIME_VSYSCALL_OLD=y -CONFIG_GEN_RTC=y -# CONFIG_GEN_RTC_X is not set -# CONFIG_GE_FPGA is not set -# CONFIG_GE_IMP3A is not set -CONFIG_GIANFAR=y -CONFIG_GPIOLIB=y -CONFIG_GPIO_DEVRES=y -CONFIG_GPIO_MPC8XXX=y -CONFIG_GPIO_SYSFS=y -CONFIG_HAS_DMA=y -CONFIG_HAS_IOMEM=y -CONFIG_HAS_IOPORT=y -CONFIG_HAS_RAPIDIO=y -# CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set -CONFIG_HAVE_ARCH_JUMP_LABEL=y -CONFIG_HAVE_ARCH_KGDB=y -CONFIG_HAVE_ARCH_TRACEHOOK=y -# CONFIG_HAVE_BOOTMEM_INFO_NODE is not set -CONFIG_HAVE_DEBUG_KMEMLEAK=y -CONFIG_HAVE_DMA_API_DEBUG=y -CONFIG_HAVE_DMA_ATTRS=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 is not set -CONFIG_HAVE_GENERIC_HARDIRQS=y -CONFIG_HAVE_IDE=y -CONFIG_HAVE_IOREMAP_PROT=y -CONFIG_HAVE_LATENCYTOP_SUPPORT=y -CONFIG_HAVE_MEMBLOCK=y -CONFIG_HAVE_MEMBLOCK_NODE_MAP=y -CONFIG_HAVE_MOD_ARCH_SPECIFIC=y -CONFIG_HAVE_NET_DSA=y -CONFIG_HAVE_OPROFILE=y -CONFIG_HAVE_PERF_EVENTS=y -CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y -# CONFIG_HAVE_SETUP_PER_CPU_AREA is not set -CONFIG_HAVE_SYSCALL_TRACEPOINTS=y -CONFIG_HZ=250 -# CONFIG_HZ_100 is not set -CONFIG_HZ_250=y -CONFIG_HZ_PERIODIC=y -CONFIG_INET_DIAG=y -CONFIG_INET_TCP_DIAG=y -CONFIG_INITRAMFS_SOURCE="" -CONFIG_IOMMU_HELPER=y -# CONFIG_IPIC is not set -CONFIG_IRQCHIP=y -CONFIG_IRQ_DOMAIN=y -CONFIG_IRQ_FORCED_THREADING=y -CONFIG_IRQ_WORK=y -CONFIG_ISA_DMA_API=y -CONFIG_KERNEL_START=0xc0000000 -# CONFIG_KSI8560 is not set -CONFIG_LEGACY_PTYS=y -CONFIG_LEGACY_PTY_COUNT=256 -CONFIG_LOWMEM_CAM_NUM=3 -CONFIG_LOWMEM_SIZE=0x30000000 -CONFIG_LXT_PHY=y -CONFIG_M25PXX_USE_FAST_READ=y -# CONFIG_MATH_EMULATION is not set -CONFIG_MDIO_BOARDINFO=y -CONFIG_MIGRATION=y -# CONFIG_MII is not set -# CONFIG_MMIO_NVRAM is not set -CONFIG_MODULES_USE_ELF_RELA=y -# CONFIG_MPC8536_DS is not set -# CONFIG_MPC8540_ADS is not set -# CONFIG_MPC8560_ADS is not set -CONFIG_MPC85xx_CDS=y -# CONFIG_MPC85xx_DS is not set -CONFIG_MPC85xx_MDS=y -CONFIG_MPC85xx_RDB=y -CONFIG_MPIC=y -# CONFIG_MPIC_MSGR is not set -# CONFIG_MPIC_U3_HT_IRQS is not set -# CONFIG_MPIC_WEIRD is not set -# CONFIG_MTD_CFI is not set -CONFIG_MTD_M25P80=y -CONFIG_MTD_OF_PARTS=y -# CONFIG_NEED_DMA_MAP_STATE is not set -# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set -CONFIG_NEED_PER_CPU_KM=y -CONFIG_NEED_SG_DMA_LENGTH=y -# CONFIG_NONSTATIC_KERNEL is not set -CONFIG_NR_IRQS=512 -CONFIG_OF=y -CONFIG_OF_ADDRESS=y -CONFIG_OF_DEVICE=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_SIGSUSPEND=y -CONFIG_P1010_RDB=y -# CONFIG_P1022_DS is not set -# CONFIG_P1022_RDK is not set -# CONFIG_P1023_RDS is not set -# CONFIG_P2041_RDB is not set -# CONFIG_P3041_DS is not set -# CONFIG_P4080_DS is not set -# CONFIG_P5020_DS is not set -# CONFIG_P5040_DS is not set -CONFIG_PAGEFLAGS_EXTENDED=y -CONFIG_PAGE_OFFSET=0xc0000000 -CONFIG_PCI=y -CONFIG_PCIEAER=y -CONFIG_PCIEASPM=y -# CONFIG_PCIEASPM_DEBUG is not set -CONFIG_PCIEASPM_DEFAULT=y -# CONFIG_PCIEASPM_PERFORMANCE is not set -# CONFIG_PCIEASPM_POWERSAVE is not set -CONFIG_PCIEPORTBUS=y -CONFIG_PCI_DOMAINS=y -CONFIG_PHYLIB=y -CONFIG_PHYSICAL_ALIGN=0x04000000 -CONFIG_PHYSICAL_START=0x00000000 -# CONFIG_PHYS_64BIT is not set -# CONFIG_PPA8548 is not set -CONFIG_PPC=y -CONFIG_PPC32=y -# CONFIG_PPC64 is not set -CONFIG_PPC_85xx=y -# CONFIG_PPC_8xx is not set -# CONFIG_PPC_970_NAP is not set -CONFIG_PPC_ADV_DEBUG_DACS=2 -CONFIG_PPC_ADV_DEBUG_DVCS=0 -CONFIG_PPC_ADV_DEBUG_IACS=2 -CONFIG_PPC_ADV_DEBUG_REGS=y -CONFIG_PPC_BOOK3E_MMU=y -# CONFIG_PPC_BOOK3S_32 is not set -# CONFIG_PPC_CELL is not set -# CONFIG_PPC_CELL_NATIVE is not set -# CONFIG_PPC_CLOCK is not set -# CONFIG_PPC_DCR_MMIO is not set -# CONFIG_PPC_DCR_NATIVE is not set -CONFIG_PPC_DOORBELL=y -# CONFIG_PPC_E500MC is not set -# CONFIG_PPC_EARLY_DEBUG is not set -# CONFIG_PPC_EPAPR_HV_PIC is not set -CONFIG_PPC_FSL_BOOK3E=y -CONFIG_PPC_I8259=y -# CONFIG_PPC_ICP_HV is not set -# CONFIG_PPC_ICP_NATIVE is not set -# CONFIG_PPC_ICS_RTAS is not set -CONFIG_PPC_INDIRECT_PCI=y -CONFIG_PPC_LIB_RHEAP=y -CONFIG_PPC_MMU_NOHASH=y -# CONFIG_PPC_MM_SLICES is not set -# CONFIG_PPC_MPC106 is not set -CONFIG_PPC_OF=y -# CONFIG_PPC_P7_NAP is not set -CONFIG_PPC_PCI_CHOICE=y -# CONFIG_PPC_QEMU_E500 is not set -# CONFIG_PPC_RTAS is not set -CONFIG_PPC_SMP_MUXED_IPI=y -CONFIG_PPC_UDBG_16550=y -CONFIG_PPC_WERROR=y -# CONFIG_PPC_WSP is not set -# CONFIG_PPC_XICS is not set -# CONFIG_PQ2ADS is not set -# CONFIG_PREEMPT_RCU is not set -CONFIG_PROC_DEVICETREE=y -CONFIG_PROC_PAGE_MONITOR=y -# CONFIG_PTP_1588_CLOCK_GIANFAR is not set -CONFIG_QE_GPIO=y -CONFIG_QUICC_ENGINE=y -# CONFIG_RCU_STALL_COMMON is not set -CONFIG_RWSEM_XCHGADD_ALGORITHM=y -# CONFIG_SBC8548 is not set -CONFIG_SCHED_HRTICK=y -# CONFIG_SCSI_DMA is not set -CONFIG_SERIAL_8250_EXTENDED=y -CONFIG_SERIAL_8250_FSL=y -CONFIG_SERIAL_8250_SHARE_IRQ=y -CONFIG_SERIAL_OF_PLATFORM=y -# CONFIG_SERIAL_QE is not set -CONFIG_SIMPLE_GPIO=y -# CONFIG_SLAB is not set -CONFIG_SLUB=y -CONFIG_SOCK_DIAG=y -# CONFIG_SOCRATES is not set -CONFIG_SPARSE_IRQ=y -CONFIG_SPE=y -CONFIG_SPI=y -CONFIG_SPI_FSL_ESPI=y -CONFIG_SPI_FSL_LIB=y -CONFIG_SPI_MASTER=y -# CONFIG_STRIP_ASM_SYMS is not set -# CONFIG_STX_GP3 is not set -CONFIG_SWCONFIG=y -CONFIG_SWIOTLB=y -CONFIG_SYSCTL_EXCEPTION_TRACE=y -CONFIG_TASK_SIZE=0xc0000000 -CONFIG_TICK_CPU_ACCOUNTING=y -CONFIG_TL_WDR4900_V1=y -# CONFIG_TQM8540 is not set -# CONFIG_TQM8541 is not set -# CONFIG_TQM8548 is not set -# CONFIG_TQM8555 is not set -# CONFIG_TQM8560 is not set -CONFIG_UCC=y -CONFIG_UCC_FAST=y -CONFIG_UCC_GETH=y -# CONFIG_UGETH_TX_ON_DEMAND is not set -CONFIG_UIDGID_CONVERTED=y -CONFIG_USB_ARCH_HAS_XHCI=y -CONFIG_USB_SUPPORT=y -CONFIG_VM_EVENT_COUNTERS=y -CONFIG_WORD_SIZE=32 -# CONFIG_XES_MPC85xx is not set -CONFIG_XZ_DEC_BCJ=y -CONFIG_XZ_DEC_POWERPC=y -CONFIG_CPU_BIG_ENDIAN=y -# CONFIG_CPU_LITTLE_ENDIAN is not set -CONFIG_MPIC_TIMER=y -# CONFIG_C293_PCIE is not set -# CONFIG_TWR_P102x is not set -# CONFIG_CORENET_GENERIC is not set diff --git a/target/linux/mpc85xx/patches-3.14/001-powerpc-85xx-add-gpio-keys-to-of-match-table.patch b/target/linux/mpc85xx/patches-3.14/001-powerpc-85xx-add-gpio-keys-to-of-match-table.patch deleted file mode 100644 index a46e88b42c0..00000000000 --- a/target/linux/mpc85xx/patches-3.14/001-powerpc-85xx-add-gpio-keys-to-of-match-table.patch +++ /dev/null @@ -1,10 +0,0 @@ ---- a/arch/powerpc/platforms/85xx/common.c -+++ b/arch/powerpc/platforms/85xx/common.c -@@ -30,6 +30,7 @@ static struct of_device_id __initdata mp - { .compatible = "fsl,mpc8548-guts", }, - /* Probably unnecessary? */ - { .compatible = "gpio-leds", }, -+ { .compatible = "gpio-keys", }, - /* For all PCI controllers */ - { .compatible = "fsl,mpc8540-pci", }, - { .compatible = "fsl,mpc8548-pcie", }, diff --git a/target/linux/mpc85xx/patches-3.14/100-fix_mpc8568e_mds.patch b/target/linux/mpc85xx/patches-3.14/100-fix_mpc8568e_mds.patch deleted file mode 100644 index 993b5f71c3d..00000000000 --- a/target/linux/mpc85xx/patches-3.14/100-fix_mpc8568e_mds.patch +++ /dev/null @@ -1,32 +0,0 @@ ---- a/arch/powerpc/boot/dts/fsl/mpc8568si-post.dtsi -+++ b/arch/powerpc/boot/dts/fsl/mpc8568si-post.dtsi -@@ -134,17 +134,8 @@ - - }; - -- duart-sleep-nexus { -- #address-cells = <1>; -- #size-cells = <1>; -- compatible = "simple-bus"; -- sleep = <&pmc 0x00000002>; -- ranges; -- - /include/ "pq3-duart-0.dtsi" - -- }; -- - L2: l2-cache-controller@20000 { - compatible = "fsl,mpc8568-l2-cache-controller"; - reg = <0x20000 0x1000>; ---- a/arch/powerpc/boot/dts/mpc8568mds.dts -+++ b/arch/powerpc/boot/dts/mpc8568mds.dts -@@ -309,6 +309,9 @@ - gpios = <&bcsr5 3 0>; - }; - }; -+ chosen { -+ linux,stdout-path = "/soc8568@e0000000/serial@4500"; -+ }; - }; - - /include/ "fsl/mpc8568si-post.dtsi" diff --git a/target/linux/mpc85xx/patches-3.14/110-fix_mpc8548_cds.patch b/target/linux/mpc85xx/patches-3.14/110-fix_mpc8548_cds.patch deleted file mode 100644 index b6dbd0d1b47..00000000000 --- a/target/linux/mpc85xx/patches-3.14/110-fix_mpc8548_cds.patch +++ /dev/null @@ -1,40 +0,0 @@ ---- a/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi -+++ b/arch/powerpc/boot/dts/fsl/mpc8548si-post.dtsi -@@ -131,7 +131,24 @@ - - /include/ "pq3-i2c-0.dtsi" - /include/ "pq3-i2c-1.dtsi" --/include/ "pq3-duart-0.dtsi" -+ -+ serial0: serial@4600 { -+ cell-index = <1>; -+ device_type = "serial"; -+ compatible = "fsl,ns16550", "ns16550"; -+ reg = <0x4600 0x100>; -+ clock-frequency = <0>; -+ interrupts = <42 2 0 0>; -+ }; -+ -+ serial1: serial@4500 { -+ cell-index = <0>; -+ device_type = "serial"; -+ compatible = "fsl,ns16550", "ns16550"; -+ reg = <0x4500 0x100>; -+ clock-frequency = <0>; -+ interrupts = <42 2 0 0>; -+ }; - - L2: l2-cache-controller@20000 { - compatible = "fsl,mpc8548-l2-cache-controller"; ---- a/arch/powerpc/boot/dts/mpc8548cds_32b.dts -+++ b/arch/powerpc/boot/dts/mpc8548cds_32b.dts -@@ -75,6 +75,9 @@ - ranges = <0x0 0x0 0x0 0xc0000000 0x0 0x20000000>; - }; - }; -+ chosen { -+ linux,stdout-path = "/soc8548@e0000000/serial@4600"; -+ }; - }; - - /* diff --git a/target/linux/mpc85xx/patches-3.14/120-mpc8548_cds_i8259_noirq_init.patch b/target/linux/mpc85xx/patches-3.14/120-mpc8548_cds_i8259_noirq_init.patch deleted file mode 100644 index 81b9193691f..00000000000 --- a/target/linux/mpc85xx/patches-3.14/120-mpc8548_cds_i8259_noirq_init.patch +++ /dev/null @@ -1,23 +0,0 @@ ---- a/arch/powerpc/platforms/85xx/mpc85xx_cds.c -+++ b/arch/powerpc/platforms/85xx/mpc85xx_cds.c -@@ -247,15 +247,16 @@ static int mpc85xx_cds_8259_attach(void) - return -ENODEV; - } - -+ i8259_init(cascade_node, 0); -+ of_node_put(cascade_node); -+ - cascade_irq = irq_of_parse_and_map(cascade_node, 0); - if (cascade_irq == NO_IRQ) { -- printk(KERN_ERR "Failed to map cascade interrupt\n"); -+ of_node_put(cascade_node); -+ printk(KERN_DEBUG "No interrupt for i8259 PIC\n"); - return -ENXIO; - } - -- i8259_init(cascade_node, 0); -- of_node_put(cascade_node); -- - /* - * Hook the interrupt to make sure desc->action is never NULL. - * This is required to ensure that the interrupt does not get diff --git a/target/linux/mpc85xx/patches-3.14/130-mpc8548_cds_disable_i8259_irq.patch b/target/linux/mpc85xx/patches-3.14/130-mpc8548_cds_disable_i8259_irq.patch deleted file mode 100644 index 7d9e63c7505..00000000000 --- a/target/linux/mpc85xx/patches-3.14/130-mpc8548_cds_disable_i8259_irq.patch +++ /dev/null @@ -1,13 +0,0 @@ ---- a/arch/powerpc/boot/dts/mpc8548cds.dtsi -+++ b/arch/powerpc/boot/dts/mpc8548cds.dtsi -@@ -289,8 +289,10 @@ - #address-cells = <0>; - #interrupt-cells = <2>; - compatible = "chrp,iic"; -+/* - interrupts = <0 1 0 0>; - interrupt-parent = <&mpic>; -+*/ - }; - - rtc@70 { diff --git a/target/linux/mpc85xx/patches-3.14/140-powerpc-85xx-tl-wdr4900-v1-support.patch b/target/linux/mpc85xx/patches-3.14/140-powerpc-85xx-tl-wdr4900-v1-support.patch deleted file mode 100644 index fa6458019fd..00000000000 --- a/target/linux/mpc85xx/patches-3.14/140-powerpc-85xx-tl-wdr4900-v1-support.patch +++ /dev/null @@ -1,616 +0,0 @@ -From 406d86e5990ac171f18ef6e2973672d8fbfe1556 Mon Sep 17 00:00:00 2001 -From: Gabor Juhos -Date: Wed, 20 Feb 2013 08:40:33 +0100 -Subject: [PATCH] powerpc: 85xx: add support for the TP-Link TL-WDR4900 v1 - board - -This patch adds support for the TP-Link TL-WDR4900 v1 -concurrent dual-band wireless router. The devices uses -the Freescale P1014 SoC. - -Signed-off-by: Gabor Juhos ---- - arch/powerpc/boot/Makefile | 3 + - arch/powerpc/boot/cuboot-tl-wdr4900-v1.c | 164 +++++++++++++++++++++ - arch/powerpc/boot/dts/tl-wdr4900-v1.dts | 212 ++++++++++++++++++++++++++++ - arch/powerpc/boot/wrapper | 4 + - arch/powerpc/platforms/85xx/Kconfig | 11 ++ - arch/powerpc/platforms/85xx/Makefile | 1 + - arch/powerpc/platforms/85xx/tl_wdr4900_v1.c | 145 +++++++++++++++++++ - 7 files changed, 540 insertions(+) - create mode 100644 arch/powerpc/boot/cuboot-tl-wdr4900-v1.c - create mode 100644 arch/powerpc/boot/dts/tl-wdr4900-v1.dts - create mode 100644 arch/powerpc/platforms/85xx/tl_wdr4900_v1.c - ---- a/arch/powerpc/boot/Makefile -+++ b/arch/powerpc/boot/Makefile -@@ -99,6 +99,8 @@ src-plat-$(CONFIG_EMBEDDED6xx) += cuboot - src-plat-$(CONFIG_AMIGAONE) += cuboot-amigaone.c - src-plat-$(CONFIG_PPC_PS3) += ps3-head.S ps3-hvcall.S ps3.c - src-plat-$(CONFIG_EPAPR_BOOT) += epapr.c epapr-wrapper.c -+src-plat-$(CONFIG_TL_WDR4900_V1) += cuboot-tl-wdr4900-v1.c -+ - - src-wlib := $(sort $(src-wlib-y)) - src-plat := $(sort $(src-plat-y)) -@@ -279,6 +281,7 @@ image-$(CONFIG_TQM8555) += cuImage.tqm - image-$(CONFIG_TQM8560) += cuImage.tqm8560 - image-$(CONFIG_SBC8548) += cuImage.sbc8548 - image-$(CONFIG_KSI8560) += cuImage.ksi8560 -+image-$(CONFIG_TL_WDR4900_V1) += cuImage.tl-wdr4900-v1 - - # Board ports in arch/powerpc/platform/embedded6xx/Kconfig - image-$(CONFIG_STORCENTER) += cuImage.storcenter ---- /dev/null -+++ b/arch/powerpc/boot/cuboot-tl-wdr4900-v1.c -@@ -0,0 +1,164 @@ -+/* -+ * U-Boot compatibility wrapper for the TP-Link TL-WDR4900 v1 board -+ * -+ * Copyright (c) 2013 Gabor Juhos -+ * -+ * Based on: -+ * cuboot-85xx.c -+ * Author: Scott Wood -+ * Copyright (c) 2007 Freescale Semiconductor, Inc. -+ * -+ * simpleboot.c -+ * Authors: Scott Wood -+ * Grant Likely -+ * Copyright (c) 2007 Freescale Semiconductor, Inc. -+ * Copyright (c) 2008 Secret Lab Technologies Ltd. -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License version 2 as published -+ * by the Free Software Foundation. -+ */ -+ -+#include "ops.h" -+#include "types.h" -+#include "io.h" -+#include "stdio.h" -+#include -+ -+BSS_STACK(4*1024); -+ -+static unsigned long bus_freq; -+static unsigned long int_freq; -+static u64 mem_size; -+static unsigned char enetaddr[6]; -+ -+static void process_boot_dtb(void *boot_dtb) -+{ -+ const u32 *na, *ns, *reg, *val32; -+ const char *path; -+ u64 memsize64; -+ int node, size, i; -+ -+ /* Make sure FDT blob is sane */ -+ if (fdt_check_header(boot_dtb) != 0) -+ fatal("Invalid device tree blob\n"); -+ -+ /* Find the #address-cells and #size-cells properties */ -+ node = fdt_path_offset(boot_dtb, "/"); -+ if (node < 0) -+ fatal("Cannot find root node\n"); -+ na = fdt_getprop(boot_dtb, node, "#address-cells", &size); -+ if (!na || (size != 4)) -+ fatal("Cannot find #address-cells property"); -+ -+ ns = fdt_getprop(boot_dtb, node, "#size-cells", &size); -+ if (!ns || (size != 4)) -+ fatal("Cannot find #size-cells property"); -+ -+ /* Find the memory range */ -+ node = fdt_node_offset_by_prop_value(boot_dtb, -1, "device_type", -+ "memory", sizeof("memory")); -+ if (node < 0) -+ fatal("Cannot find memory node\n"); -+ reg = fdt_getprop(boot_dtb, node, "reg", &size); -+ if (size < (*na+*ns) * sizeof(u32)) -+ fatal("cannot get memory range\n"); -+ -+ /* Only interested in memory based at 0 */ -+ for (i = 0; i < *na; i++) -+ if (*reg++ != 0) -+ fatal("Memory range is not based at address 0\n"); -+ -+ /* get the memsize and trucate it to under 4G on 32 bit machines */ -+ memsize64 = 0; -+ for (i = 0; i < *ns; i++) -+ memsize64 = (memsize64 << 32) | *reg++; -+ if (sizeof(void *) == 4 && memsize64 >= 0x100000000ULL) -+ memsize64 = 0xffffffff; -+ -+ mem_size = memsize64; -+ -+ /* get clock frequencies */ -+ node = fdt_node_offset_by_prop_value(boot_dtb, -1, "device_type", -+ "cpu", sizeof("cpu")); -+ if (!node) -+ fatal("Cannot find cpu node\n"); -+ -+ val32 = fdt_getprop(boot_dtb, node, "clock-frequency", &size); -+ if (!val32 || (size != 4)) -+ fatal("Cannot get clock frequency"); -+ -+ int_freq = *val32; -+ -+ val32 = fdt_getprop(boot_dtb, node, "bus-frequency", &size); -+ if (!val32 || (size != 4)) -+ fatal("Cannot get bus frequency"); -+ -+ bus_freq = *val32; -+ -+ path = fdt_get_alias(boot_dtb, "ethernet0"); -+ if (path) { -+ const void *p; -+ -+ node = fdt_path_offset(boot_dtb, path); -+ if (node < 0) -+ fatal("Cannot find ethernet0 node"); -+ -+ p = fdt_getprop(boot_dtb, node, "mac-address", &size); -+ if (!p || (size < 6)) { -+ printf("no mac-address property, finding local\n\r"); -+ p = fdt_getprop(boot_dtb, node, "local-mac-address", &size); -+ } -+ -+ if (!p || (size < 6)) -+ fatal("cannot get MAC addres"); -+ -+ memcpy(enetaddr, p, sizeof(enetaddr)); -+ } -+} -+ -+static void platform_fixups(void) -+{ -+ void *soc; -+ -+ dt_fixup_memory(0, mem_size); -+ -+ dt_fixup_mac_address_by_alias("ethernet0", enetaddr); -+ dt_fixup_cpu_clocks(int_freq, bus_freq / 8, bus_freq); -+ -+ /* Unfortunately, the specific model number is encoded in the -+ * soc node name in existing dts files -- once that is fixed, -+ * this can do a simple path lookup. -+ */ -+ soc = find_node_by_devtype(NULL, "soc"); -+ if (soc) { -+ void *serial = NULL; -+ -+ setprop(soc, "bus-frequency", &bus_freq, sizeof(bus_freq)); -+ -+ while ((serial = find_node_by_devtype(serial, "serial"))) { -+ if (get_parent(serial) != soc) -+ continue; -+ -+ setprop(serial, "clock-frequency", &bus_freq, -+ sizeof(bus_freq)); -+ } -+ } -+} -+ -+void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, -+ unsigned long r6, unsigned long r7) -+{ -+ mem_size = 64 * 1024 * 1024; -+ -+ simple_alloc_init(_end, mem_size - (u32)_end - 1024*1024, 32, 64); -+ -+ fdt_init(_dtb_start); -+ serial_console_init(); -+ -+ printf("\n\r-- TL-WDR4900 v1 boot wrapper --\n\r"); -+ -+ process_boot_dtb((void *) r3); -+ -+ platform_ops.fixups = platform_fixups; -+} ---- /dev/null -+++ b/arch/powerpc/boot/dts/tl-wdr4900-v1.dts -@@ -0,0 +1,212 @@ -+/* -+ * TP-Link TL-WDR4900 v1 Device Tree Source -+ * -+ * Copyright 2013 Gabor Juhos -+ * -+ * This program 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. -+ */ -+ -+/include/ "fsl/p1010si-pre.dtsi" -+ -+/ { -+ model = "TP-Link TL-WDR4900 v1"; -+ compatible = "tp-link,TL-WDR4900v1"; -+ -+ chosen { -+ bootargs = "console=ttyS0,115200"; -+/* -+ linux,stdout-path = "/soc@ffe00000/serial@4500"; -+*/ -+ }; -+ -+ aliases { -+ spi0 = &spi0; -+ }; -+ -+ memory { -+ device_type = "memory"; -+ }; -+ -+ soc: soc@ffe00000 { -+ ranges = <0x0 0x0 0xffe00000 0x100000>; -+ -+ spi0: spi@7000 { -+ flash@0 { -+ #address-cells = <1>; -+ #size-cells = <1>; -+ compatible = "spansion,s25fl129p1"; -+ reg = <0>; -+ spi-max-frequency = <25000000>; -+ -+ u-boot@0 { -+ reg = <0x0 0x0050000>; -+ label = "u-boot"; -+ read-only; -+ }; -+ -+ dtb@50000 { -+ reg = <0x00050000 0x00010000>; -+ label = "dtb"; -+ read-only; -+ }; -+ -+ kernel@60000 { -+ reg = <0x00060000 0x002a0000>; -+ label = "kernel"; -+ }; -+ -+ rootfs@300000 { -+ reg = <0x00300000 0x00ce0000>; -+ label = "rootfs"; -+ }; -+ -+ config@fe0000 { -+ reg = <0x00fe0000 0x00010000>; -+ label = "config"; -+ read-only; -+ }; -+ -+ caldata@ff0000 { -+ reg = <0x00ff0000 0x00010000>; -+ label = "caldata"; -+ read-only; -+ }; -+ -+ firmware@60000 { -+ reg = <0x00060000 0x00f80000>; -+ label = "firmware"; -+ }; -+ }; -+ }; -+ -+ gpio0: gpio-controller@f000 { -+ }; -+ -+ usb@22000 { -+ phy_type = "utmi"; -+ dr_mode = "host"; -+ }; -+ -+ mdio@24000 { -+ phy0: ethernet-phy@0 { -+ reg = <0x0>; -+ qca,ar8327-initvals = < -+ 0x00004 0x07600000 /* PAD0_MODE */ -+ 0x00008 0x00000000 /* PAD5_MODE */ -+ 0x0000c 0x01000000 /* PAD6_MODE */ -+ 0x00010 0x40000000 /* POWER_ON_STRIP */ -+ 0x00050 0xcf35cf35 /* LED_CTRL0 */ -+ 0x00054 0xcf35cf35 /* LED_CTRL1 */ -+ 0x00058 0xcf35cf35 /* LED_CTRL2 */ -+ 0x0005c 0x03ffff00 /* LED_CTRL3 */ -+ 0x0007c 0x0000007e /* PORT0_STATUS */ -+ >; -+ }; -+ }; -+ -+ mdio@25000 { -+ status = "disabled"; -+ }; -+ -+ mdio@26000 { -+ status = "disabled"; -+ }; -+ -+ enet0: ethernet@b0000 { -+ phy-handle = <&phy0>; -+ phy-connection-type = "rgmii-id"; -+ }; -+ -+ enet1: ethernet@b1000 { -+ status = "disabled"; -+ }; -+ -+ enet2: ethernet@b2000 { -+ status = "disabled"; -+ }; -+ -+ sdhc@2e000 { -+ status = "disabled"; -+ }; -+ -+ serial1: serial@4600 { -+ status = "disabled"; -+ }; -+ -+ can0: can@1c000 { -+ status = "disabled"; -+ }; -+ -+ can1: can@1d000 { -+ status = "disabled"; -+ }; -+ }; -+ -+ pci0: pcie@ffe09000 { -+ reg = <0 0xffe09000 0 0x1000>; -+ ranges = <0x2000000 0x0 0xa0000000 0 0xa0000000 0x0 0x20000000 -+ 0x1000000 0x0 0x00000000 0 0xffc10000 0x0 0x10000>; -+ pcie@0 { -+ ranges = <0x2000000 0x0 0xa0000000 -+ 0x2000000 0x0 0xa0000000 -+ 0x0 0x20000000 -+ -+ 0x1000000 0x0 0x0 -+ 0x1000000 0x0 0x0 -+ 0x0 0x100000>; -+ }; -+ }; -+ -+ pci1: pcie@ffe0a000 { -+ reg = <0 0xffe0a000 0 0x1000>; -+ ranges = <0x2000000 0x0 0x80000000 0 0x80000000 0x0 0x20000000 -+ 0x1000000 0x0 0x00000000 0 0xffc00000 0x0 0x10000>; -+ pcie@0 { -+ ranges = <0x2000000 0x0 0x80000000 -+ 0x2000000 0x0 0x80000000 -+ 0x0 0x20000000 -+ -+ 0x1000000 0x0 0x0 -+ 0x1000000 0x0 0x0 -+ 0x0 0x100000>; -+ }; -+ }; -+ -+ ifc: ifc@ffe1e000 { -+ status = "disabled"; -+ }; -+ -+ leds { -+ compatible = "gpio-leds"; -+ -+ system { -+ gpios = <&gpio0 2 1>; /* active low */ -+ label = "tp-link:blue:system"; -+ }; -+ -+ usb1 { -+ gpios = <&gpio0 3 1>; /* active low */ -+ label = "tp-link:green:usb1"; -+ }; -+ -+ usb2 { -+ gpios = <&gpio0 4 1>; /* active low */ -+ label = "tp-link:green:usb2"; -+ }; -+ }; -+ -+ buttons { -+ compatible = "gpio-keys"; -+ -+ reset { -+ label = "Reset button"; -+ gpios = <&gpio0 5 1>; /* active low */ -+ linux,code = <0x198>; /* KEY_RESTART */ -+ }; -+ }; -+}; -+ -+/include/ "fsl/p1010si-post.dtsi" ---- a/arch/powerpc/boot/wrapper -+++ b/arch/powerpc/boot/wrapper -@@ -205,6 +205,10 @@ cuboot*) - *-mpc85*|*-tqm85*|*-sbc85*) - platformo=$object/cuboot-85xx.o - ;; -+ *-tl-wdr4900-v1) -+ platformo=$object/cuboot-tl-wdr4900-v1.o -+ link_address='0x1000000' -+ ;; - *-amigaone) - link_address='0x800000' - ;; ---- a/arch/powerpc/platforms/85xx/Kconfig -+++ b/arch/powerpc/platforms/85xx/Kconfig -@@ -159,6 +159,17 @@ config STX_GP3 - select CPM2 - select DEFAULT_UIMAGE - -+config TL_WDR4900_V1 -+ bool "TP-Link TL-WDR4900 v1" -+ select DEFAULT_UIMAGE -+ select ARCH_REQUIRE_GPIOLIB -+ select GPIO_MPC8XXX -+ help -+ This option enables support for the TP-Link TL-WDR4900 v1 board. -+ -+ This board is a Concurrent Dual-Band wireless router with a -+ Freescale P1014 SoC. -+ - config TQM8540 - bool "TQ Components TQM8540" - help ---- a/arch/powerpc/platforms/85xx/Makefile -+++ b/arch/powerpc/platforms/85xx/Makefile -@@ -22,6 +22,7 @@ obj-$(CONFIG_TWR_P102x) += twr_p102x.o - obj-$(CONFIG_CORENET_GENERIC) += corenet_generic.o - obj-$(CONFIG_STX_GP3) += stx_gp3.o - obj-$(CONFIG_TQM85xx) += tqm85xx.o -+obj-$(CONFIG_TL_WDR4900_V1) += tl_wdr4900_v1.o - obj-$(CONFIG_SBC8548) += sbc8548.o - obj-$(CONFIG_PPA8548) += ppa8548.o - obj-$(CONFIG_SOCRATES) += socrates.o socrates_fpga_pic.o ---- /dev/null -+++ b/arch/powerpc/platforms/85xx/tl_wdr4900_v1.c -@@ -0,0 +1,145 @@ -+/* -+ * TL-WDR4900 v1 board setup -+ * -+ * Copyright (c) 2013 Gabor Juhos -+ * -+ * Based on: -+ * p1010rdb.c: -+ * P1010RDB Board Setup -+ * Copyright 2011 Freescale Semiconductor Inc. -+ * -+ * This program 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. -+ */ -+ -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+#include -+#include -+#include -+#include -+#include -+#include -+#include -+ -+#include -+#include -+ -+#include "mpc85xx.h" -+ -+void __init tl_wdr4900_v1_pic_init(void) -+{ -+ struct mpic *mpic = mpic_alloc(NULL, 0, MPIC_BIG_ENDIAN | -+ MPIC_SINGLE_DEST_CPU, -+ 0, 256, " OpenPIC "); -+ -+ BUG_ON(mpic == NULL); -+ -+ mpic_init(mpic); -+} -+ -+#ifdef CONFIG_PCI -+static struct gpio_led tl_wdr4900_v1_wmac_leds_gpio[] = { -+ { -+ .name = "tp-link:blue:wps", -+ .gpio = 1, -+ .active_low = 1, -+ }, -+}; -+ -+static struct ath9k_platform_data tl_wdr4900_v1_wmac0_data = { -+ .led_pin = 0, -+ .eeprom_name = "pci_wmac0.eeprom", -+ .leds = tl_wdr4900_v1_wmac_leds_gpio, -+ .num_leds = ARRAY_SIZE(tl_wdr4900_v1_wmac_leds_gpio), -+}; -+ -+static struct ath9k_platform_data tl_wdr4900_v1_wmac1_data = { -+ .led_pin = 0, -+ .eeprom_name = "pci_wmac1.eeprom", -+}; -+ -+static void tl_wdr4900_v1_pci_wmac_fixup(struct pci_dev *dev) -+{ -+ if (!machine_is(tl_wdr4900_v1)) -+ return; -+ -+ if (dev->bus->number == 1 && -+ PCI_SLOT(dev->devfn) == 0) { -+ dev->dev.platform_data = &tl_wdr4900_v1_wmac0_data; -+ return; -+ } -+ -+ if (dev->bus->number == 3 && -+ PCI_SLOT(dev->devfn) == 0 && -+ dev->device == 0xabcd) { -+ dev->dev.platform_data = &tl_wdr4900_v1_wmac1_data; -+ -+ /* -+ * The PCI header of the AR9381 chip is not programmed -+ * correctly by the bootloader and the device uses wrong -+ * data due to that. Replace the broken values with the -+ * correct ones. -+ */ -+ dev->device = 0x30; -+ dev->class = 0x028000; -+ -+ pr_info("pci %s: AR9381 fixup applied\n", pci_name(dev)); -+ } -+} -+ -+DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_ATHEROS, PCI_ANY_ID, -+ tl_wdr4900_v1_pci_wmac_fixup); -+#endif /* CONFIG_PCI */ -+ -+/* -+ * Setup the architecture -+ */ -+static void __init tl_wdr4900_v1_setup_arch(void) -+{ -+ if (ppc_md.progress) -+ ppc_md.progress("tl_wdr4900_v1_setup_arch()", 0); -+ -+ fsl_pci_assign_primary(); -+ -+ printk(KERN_INFO "TL-WDR4900 v1 board from TP-Link\n"); -+} -+ -+machine_arch_initcall(tl_wdr4900_v1, mpc85xx_common_publish_devices); -+machine_arch_initcall(tl_wdr4900_v1, swiotlb_setup_bus_notifier); -+ -+/* -+ * Called very early, device-tree isn't unflattened -+ */ -+static int __init tl_wdr4900_v1_probe(void) -+{ -+ unsigned long root = of_get_flat_dt_root(); -+ -+ if (of_flat_dt_is_compatible(root, "tp-link,TL-WDR4900v1")) -+ return 1; -+ -+ return 0; -+} -+ -+define_machine(tl_wdr4900_v1) { -+ .name = "Freescale P1014", -+ .probe = tl_wdr4900_v1_probe, -+ .setup_arch = tl_wdr4900_v1_setup_arch, -+ .init_IRQ = tl_wdr4900_v1_pic_init, -+#ifdef CONFIG_PCI -+ .pcibios_fixup_bus = fsl_pcibios_fixup_bus, -+#endif -+ .get_irq = mpic_get_irq, -+ .restart = fsl_rstcr_restart, -+ .calibrate_decr = generic_calibrate_decr, -+ .progress = udbg_progress, -+}; diff --git a/target/linux/mpc85xx/patches-3.14/150-powerpc-85xx-fix-etsec-ranges.patch b/target/linux/mpc85xx/patches-3.14/150-powerpc-85xx-fix-etsec-ranges.patch deleted file mode 100644 index 1b93356bc84..00000000000 --- a/target/linux/mpc85xx/patches-3.14/150-powerpc-85xx-fix-etsec-ranges.patch +++ /dev/null @@ -1,30 +0,0 @@ ---- a/arch/powerpc/boot/dts/fsl/pq3-etsec2-0.dtsi -+++ b/arch/powerpc/boot/dts/fsl/pq3-etsec2-0.dtsi -@@ -50,6 +50,7 @@ ethernet@b0000 { - fsl,num_tx_queues = <0x8>; - fsl,magic-packet; - local-mac-address = [ 00 00 00 00 00 00 ]; -+ ranges; - - queue-group@b0000 { - #address-cells = <1>; ---- a/arch/powerpc/boot/dts/fsl/pq3-etsec2-1.dtsi -+++ b/arch/powerpc/boot/dts/fsl/pq3-etsec2-1.dtsi -@@ -50,6 +50,7 @@ ethernet@b1000 { - fsl,num_tx_queues = <0x8>; - fsl,magic-packet; - local-mac-address = [ 00 00 00 00 00 00 ]; -+ ranges; - - queue-group@b1000 { - #address-cells = <1>; ---- a/arch/powerpc/boot/dts/fsl/pq3-etsec2-2.dtsi -+++ b/arch/powerpc/boot/dts/fsl/pq3-etsec2-2.dtsi -@@ -49,6 +49,7 @@ ethernet@b2000 { - fsl,num_tx_queues = <0x8>; - fsl,magic-packet; - local-mac-address = [ 00 00 00 00 00 00 ]; -+ ranges; - - queue-group@b2000 { - #address-cells = <1>; diff --git a/target/linux/mpc85xx/patches-3.14/210-spi-fsl-espi-preallocate-local-buffer.patch b/target/linux/mpc85xx/patches-3.14/210-spi-fsl-espi-preallocate-local-buffer.patch deleted file mode 100644 index 2cbb693ce47..00000000000 --- a/target/linux/mpc85xx/patches-3.14/210-spi-fsl-espi-preallocate-local-buffer.patch +++ /dev/null @@ -1,147 +0,0 @@ -From: Gabor Juhos -Subject: spi-fsl-espi: avoid frequent high order allocations - -The driver allocates 64KiB of memory fro a local buffer before -each transfer and releases that afterwards. When the memory is -fragmented this allocation often fails and causes a warning like -this: - - kworker/u2:2: page allocation failure: order:4, mode:0x10c0d0 - CPU: 0 PID: 7011 Comm: kworker/u2:2 Not tainted 3.10.24 #1 - Workqueue: ffe07000.spi mpc8xxx_spi_work - Call Trace: - [c1c6dcf0] [c0006914] show_stack+0x50/0x170 (unreliable) - [c1c6dd30] [c0259858] dump_stack+0x24/0x34 - [c1c6dd40] [c00672e8] warn_alloc_failed+0x120/0x13c - [c1c6dd90] [c0069920] __alloc_pages_nodemask+0x574/0x5c8 - [c1c6de20] [c0069990] __get_free_pages+0x1c/0x4c - [c1c6de30] [c0185174] fsl_espi_do_one_msg+0x128/0x2a0 - [c1c6de90] [c0184290] mpc8xxx_spi_work+0x50/0x7c - [c1c6dea0] [c0037af8] process_one_work+0x208/0x30c - [c1c6dec0] [c00387a0] worker_thread+0x20c/0x308 - [c1c6def0] [c003de60] kthread+0xa4/0xa8 - [c1c6df40] [c000c4bc] ret_from_kernel_thread+0x5c/0x64 - - m25p80 spi0.0: error -12 reading SR - end_request: I/O error, dev mtdblock3, sector 680 - SQUASHFS error: squashfs_read_data failed to read block 0x54a4a - SQUASHFS error: Unable to read data cache entry [54a4a] - -Preallocate the buffer from the probe routine to avoid -this. - -Signed-off-by: Gabor Juhos ---- - drivers/spi/spi-fsl-espi.c | 34 ++++++++++++++++------------------ - drivers/spi/spi-fsl-lib.h | 1 + - 2 files changed, 17 insertions(+), 18 deletions(-) - ---- a/drivers/spi/spi-fsl-espi.c -+++ b/drivers/spi/spi-fsl-espi.c -@@ -334,17 +334,13 @@ static void fsl_espi_do_trans(struct spi - static void fsl_espi_cmd_trans(struct spi_message *m, - struct fsl_espi_transfer *trans, u8 *rx_buff) - { -+ struct spi_device *spi = m->spi; -+ struct mpc8xxx_spi *mspi = spi_master_get_devdata(spi->master); - struct spi_transfer *t; -- u8 *local_buf; -+ u8 *local_buf = mspi->local_buf; - int i = 0; - struct fsl_espi_transfer *espi_trans = trans; - -- local_buf = kzalloc(SPCOM_TRANLEN_MAX, GFP_KERNEL); -- if (!local_buf) { -- espi_trans->status = -ENOMEM; -- return; -- } -- - list_for_each_entry(t, &m->transfers, transfer_list) { - if (t->tx_buf) { - memcpy(local_buf + i, t->tx_buf, t->len); -@@ -357,28 +353,23 @@ static void fsl_espi_cmd_trans(struct sp - fsl_espi_do_trans(m, espi_trans); - - espi_trans->actual_length = espi_trans->len; -- kfree(local_buf); - } - - static void fsl_espi_rw_trans(struct spi_message *m, - struct fsl_espi_transfer *trans, u8 *rx_buff) - { -+ struct spi_device *spi = m->spi; -+ struct mpc8xxx_spi *mspi = spi_master_get_devdata(spi->master); - struct fsl_espi_transfer *espi_trans = trans; - unsigned int n_tx = espi_trans->n_tx; - unsigned int n_rx = espi_trans->n_rx; - struct spi_transfer *t; -- u8 *local_buf; -+ u8 *local_buf = mspi->local_buf; - u8 *rx_buf = rx_buff; - unsigned int trans_len; - unsigned int addr; - int i, pos, loop; - -- local_buf = kzalloc(SPCOM_TRANLEN_MAX, GFP_KERNEL); -- if (!local_buf) { -- espi_trans->status = -ENOMEM; -- return; -- } -- - for (pos = 0, loop = 0; pos < n_rx; pos += trans_len, loop++) { - trans_len = n_rx - pos; - if (trans_len > SPCOM_TRANLEN_MAX - n_tx) -@@ -412,8 +403,6 @@ static void fsl_espi_rw_trans(struct spi - else - espi_trans->actual_length += espi_trans->len; - } -- -- kfree(local_buf); - } - - static void fsl_espi_do_one_msg(struct spi_message *m) -@@ -581,6 +570,7 @@ static irqreturn_t fsl_espi_irq(s32 irq, - static void fsl_espi_remove(struct mpc8xxx_spi *mspi) - { - iounmap(mspi->reg_base); -+ kfree(mspi->local_buf); - } - - static struct spi_master * fsl_espi_probe(struct device *dev, -@@ -612,10 +602,16 @@ static struct spi_master * fsl_espi_prob - mpc8xxx_spi->spi_do_one_msg = fsl_espi_do_one_msg; - mpc8xxx_spi->spi_remove = fsl_espi_remove; - -+ mpc8xxx_spi->local_buf = kzalloc(SPCOM_TRANLEN_MAX, GFP_KERNEL); -+ if (!mpc8xxx_spi->local_buf) { -+ ret = -ENOMEM; -+ goto err_probe; -+ } -+ - mpc8xxx_spi->reg_base = ioremap(mem->start, resource_size(mem)); - if (!mpc8xxx_spi->reg_base) { - ret = -ENOMEM; -- goto err_probe; -+ goto free_buf; - } - - reg_base = mpc8xxx_spi->reg_base; -@@ -658,6 +654,8 @@ unreg_master: - free_irq(mpc8xxx_spi->irq, mpc8xxx_spi); - free_irq: - iounmap(mpc8xxx_spi->reg_base); -+free_buf: -+ kfree(mpc8xxx_spi->local_buf); - err_probe: - spi_master_put(master); - err: ---- a/drivers/spi/spi-fsl-lib.h -+++ b/drivers/spi/spi-fsl-lib.h -@@ -30,6 +30,7 @@ struct mpc8xxx_spi { - void *rx; - #ifdef CONFIG_SPI_FSL_ESPI - int len; -+ u8 *local_buf; - #endif - - int subblock; -- 2.30.2