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cns3xxx: add support for kernel 4.19

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Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
This commit is contained in:
Koen Vandeputte
2019-01-28 10:05:10 +01:00
parent 037800270b
commit c6bebe1a94
25 changed files with 1562 additions and 0 deletions
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370
target/linux/cns3xxx/config-4.19 Normal file
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@@ -0,0 +1,370 @@
# CONFIG_AIO is not set
CONFIG_ALIGNMENT_TRAP=y
CONFIG_ARCH_CLOCKSOURCE_DATA=y
CONFIG_ARCH_CNS3XXX=y
CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y
CONFIG_ARCH_HAS_ELF_RANDOMIZE=y
CONFIG_ARCH_HAS_FORTIFY_SOURCE=y
CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
CONFIG_ARCH_HAS_KCOV=y
CONFIG_ARCH_HAS_MEMBARRIER_SYNC_CORE=y
CONFIG_ARCH_HAS_PHYS_TO_DMA=y
CONFIG_ARCH_HAS_SET_MEMORY=y
CONFIG_ARCH_HAS_SG_CHAIN=y
CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y
CONFIG_ARCH_HAS_STRICT_MODULE_RWX=y
CONFIG_ARCH_HAS_TICK_BROADCAST=y
CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y
CONFIG_ARCH_HIBERNATION_POSSIBLE=y
CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y
CONFIG_ARCH_MULTIPLATFORM=y
CONFIG_ARCH_MULTI_V6=y
CONFIG_ARCH_MULTI_V6_V7=y
CONFIG_ARCH_NR_GPIO=0
CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y
CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y
CONFIG_ARCH_SUPPORTS_UPROBES=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_ARM_GIC=y
CONFIG_ARM_HAS_SG_CHAIN=y
CONFIG_ARM_HEAVY_MB=y
CONFIG_ARM_L1_CACHE_SHIFT=5
CONFIG_ARM_PATCH_PHYS_VIRT=y
CONFIG_ARM_THUMB=y
CONFIG_ATA=y
CONFIG_ATAGS=y
# CONFIG_ATA_SFF is not set
CONFIG_ATA_VERBOSE_ERROR=y
CONFIG_AUTO_ZRELADDR=y
CONFIG_BCM_NET_PHYLIB=y
CONFIG_BLK_DEV_SD=y
CONFIG_BLK_MQ_PCI=y
CONFIG_BLK_SCSI_REQUEST=y
CONFIG_BROADCOM_PHY=y
CONFIG_CACHE_L2X0=y
CONFIG_CLKDEV_LOOKUP=y
CONFIG_CLONE_BACKWARDS=y
CONFIG_CMDLINE="console=ttyS0,115200"
CONFIG_CMDLINE_FORCE=y
CONFIG_CNS3XXX_ETH=y
CONFIG_COMMON_CLK=y
CONFIG_COREDUMP=y
CONFIG_CPU_32v6=y
CONFIG_CPU_32v6K=y
CONFIG_CPU_ABRT_EV6=y
# CONFIG_CPU_BPREDICT_DISABLE is not set
CONFIG_CPU_CACHE_V6=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_V6=y
CONFIG_CPU_RMAP=y
# CONFIG_CPU_SW_DOMAIN_PAN is not set
CONFIG_CPU_THUMB_CAPABLE=y
CONFIG_CPU_TLB_V6=y
CONFIG_CPU_V6K=y
CONFIG_CRASH_DUMP=y
CONFIG_CRC_CCITT=m
CONFIG_CRYPTO_AEAD=y
CONFIG_CRYPTO_AEAD2=y
CONFIG_CRYPTO_HASH2=y
CONFIG_CRYPTO_MANAGER=y
CONFIG_CRYPTO_MANAGER2=y
CONFIG_CRYPTO_NULL2=y
CONFIG_CRYPTO_RNG2=y
CONFIG_CRYPTO_WORKQUEUE=y
CONFIG_DCACHE_WORD_ACCESS=y
CONFIG_DEBUG_ALIGN_RODATA=y
CONFIG_DEBUG_BUGVERBOSE=y
CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S"
# CONFIG_DEBUG_USER is not set
CONFIG_DMA_CACHE_FIQ_BROADCAST=y
CONFIG_DTC=y
CONFIG_EDAC_ATOMIC_SCRUB=y
CONFIG_EDAC_SUPPORT=y
CONFIG_EEPROM_AT24=y
CONFIG_ELF_CORE=y
CONFIG_FIQ=y
CONFIG_FIXED_PHY=y
CONFIG_FIX_EARLYCON_MEM=y
CONFIG_FRAME_POINTER=y
CONFIG_GENERIC_ALLOCATOR=y
CONFIG_GENERIC_BUG=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y
CONFIG_GENERIC_CPU_AUTOPROBE=y
CONFIG_GENERIC_EARLY_IOREMAP=y
CONFIG_GENERIC_IDLE_POLL_SETUP=y
CONFIG_GENERIC_IRQ_CHIP=y
CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK=y
CONFIG_GENERIC_IRQ_MULTI_HANDLER=y
CONFIG_GENERIC_IRQ_SHOW=y
CONFIG_GENERIC_IRQ_SHOW_LEVEL=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_GLOB=y
CONFIG_GPIOLIB=y
CONFIG_GPIOLIB_IRQCHIP=y
CONFIG_GPIO_PCA953X=y
CONFIG_GPIO_PCA953X_IRQ=y
CONFIG_GPIO_SYSFS=y
CONFIG_HANDLE_DOMAIN_IRQ=y
CONFIG_HARDIRQS_SW_RESEND=y
CONFIG_HAS_DMA=y
CONFIG_HAS_IOMEM=y
CONFIG_HAS_IOPORT_MAP=y
CONFIG_HAVE_ARCH_AUDITSYSCALL=y
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_THREAD_STRUCT_WHITELIST=y
CONFIG_HAVE_ARCH_TRACEHOOK=y
CONFIG_HAVE_ARM_SCU=y
CONFIG_HAVE_ARM_TWD=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_CONTIGUOUS=y
CONFIG_HAVE_DYNAMIC_FTRACE=y
CONFIG_HAVE_DYNAMIC_FTRACE_WITH_REGS=y
CONFIG_HAVE_EBPF_JIT=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_LD_DEAD_CODE_DATA_ELIMINATION=y
CONFIG_HAVE_MEMBLOCK=y
CONFIG_HAVE_MOD_ARCH_SPECIFIC=y
CONFIG_HAVE_NET_DSA=y
CONFIG_HAVE_OPROFILE=y
CONFIG_HAVE_OPTPROBES=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_RSEQ=y
CONFIG_HAVE_SMP=y
CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
CONFIG_HAVE_UID16=y
CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
CONFIG_HWMON=y
CONFIG_HZ_FIXED=0
CONFIG_HZ_PERIODIC=y
CONFIG_I2C=y
CONFIG_I2C_BOARDINFO=y
CONFIG_I2C_CHARDEV=y
CONFIG_I2C_CNS3XXX=y
# CONFIG_INITRAMFS_FORCE is not set
CONFIG_INITRAMFS_SOURCE=""
CONFIG_IP6_NF_FILTER=m
CONFIG_IP6_NF_IPTABLES=m
CONFIG_IP6_NF_MANGLE=m
CONFIG_IP6_NF_TARGET_REJECT=m
CONFIG_IPV6=y
CONFIG_IPV6_MROUTE=y
CONFIG_IPV6_MULTIPLE_TABLES=y
# CONFIG_IPV6_PIMSM_V2 is not set
CONFIG_IPV6_SUBTREES=y
CONFIG_IP_MROUTE_COMMON=y
CONFIG_IP_NF_FILTER=m
CONFIG_IP_NF_IPTABLES=m
CONFIG_IP_NF_MANGLE=m
CONFIG_IP_NF_NAT=m
CONFIG_IP_NF_TARGET_MASQUERADE=m
CONFIG_IP_NF_TARGET_REDIRECT=m
CONFIG_IP_NF_TARGET_REJECT=m
CONFIG_IRQCHIP=y
CONFIG_IRQ_DOMAIN=y
CONFIG_IRQ_DOMAIN_HIERARCHY=y
CONFIG_IRQ_FORCED_THREADING=y
CONFIG_IRQ_WORK=y
CONFIG_KALLSYMS=y
CONFIG_KALLSYMS_UNCOMPRESSED=y
CONFIG_LEDS_GPIO=y
# CONFIG_LEDS_TRIGGER_NETDEV is not set
CONFIG_LIBFDT=y
CONFIG_LOCK_DEBUGGING_SUPPORT=y
CONFIG_LOCK_SPIN_ON_OWNER=y
# CONFIG_MACH_CNS3420VB is not set
CONFIG_MACH_GW2388=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_MDIO_BUS=y
CONFIG_MDIO_DEVICE=y
CONFIG_MEMFD_CREATE=y
CONFIG_MIGHT_HAVE_CACHE_L2X0=y
CONFIG_MIGHT_HAVE_PCI=y
CONFIG_MIGRATION=y
CONFIG_MMC=y
CONFIG_MMC_BLOCK=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_CNS3XXX=y
# CONFIG_MMC_SDHCI_PCI is not set
CONFIG_MMC_SDHCI_PLTFM=y
# CONFIG_MMC_TIFM_SD is not set
CONFIG_MODULES_USE_ELF_REL=y
CONFIG_MPCORE_WATCHDOG=y
CONFIG_MTD_M25P80=y
# CONFIG_MTD_OF_PARTS is not set
CONFIG_MTD_PHYSMAP=y
# CONFIG_MTD_PHYSMAP_OF is not set
CONFIG_MTD_SPI_NOR=y
CONFIG_MTD_SPLIT_FIRMWARE=y
CONFIG_MTD_SPLIT_UIMAGE_FW=y
CONFIG_MUTEX_SPIN_ON_OWNER=y
CONFIG_NEED_DMA_MAP_STATE=y
CONFIG_NETFILTER=y
CONFIG_NETFILTER_ADVANCED=y
CONFIG_NETFILTER_XTABLES=m
CONFIG_NETFILTER_XT_MARK=m
CONFIG_NETFILTER_XT_MATCH_COMMENT=m
CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
CONFIG_NETFILTER_XT_MATCH_LIMIT=m
CONFIG_NETFILTER_XT_MATCH_MAC=m
CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m
CONFIG_NETFILTER_XT_MATCH_STATE=m
CONFIG_NETFILTER_XT_MATCH_TIME=m
CONFIG_NETFILTER_XT_NAT=m
CONFIG_NETFILTER_XT_TARGET_LOG=m
CONFIG_NETFILTER_XT_TARGET_REDIRECT=m
CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
CONFIG_NET_FLOW_LIMIT=y
CONFIG_NF_CONNTRACK=m
CONFIG_NF_CONNTRACK_RTCACHE=m
CONFIG_NF_DEFRAG_IPV4=m
CONFIG_NF_DEFRAG_IPV6=m
CONFIG_NF_LOG_COMMON=m
CONFIG_NF_LOG_IPV4=m
CONFIG_NF_LOG_IPV6=m
CONFIG_NF_NAT=m
CONFIG_NF_NAT_IPV4=m
CONFIG_NF_NAT_NEEDED=y
CONFIG_NF_NAT_REDIRECT=y
CONFIG_NF_REJECT_IPV4=m
CONFIG_NF_REJECT_IPV6=m
CONFIG_NLS=y
CONFIG_NO_BOOTMEM=y
CONFIG_NR_CPUS=2
CONFIG_NTP_PPS=y
CONFIG_NVMEM=y
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_KOBJ=y
CONFIG_OF_MDIO=y
CONFIG_OF_NET=y
CONFIG_OF_RESERVED_MEM=y
CONFIG_OLD_SIGACTION=y
CONFIG_OLD_SIGSUSPEND3=y
CONFIG_OUTER_CACHE=y
CONFIG_OUTER_CACHE_SYNC=y
CONFIG_PADATA=y
CONFIG_PAGE_OFFSET=0xC0000000
CONFIG_PCI=y
CONFIG_PCI_DISABLE_COMMON_QUIRKS=y
CONFIG_PCI_DOMAINS=y
CONFIG_PCI_DOMAINS_GENERIC=y
# CONFIG_PCI_V3_SEMI is not set
CONFIG_PERF_USE_VMALLOC=y
CONFIG_PGTABLE_LEVELS=2
CONFIG_PHYLIB=y
CONFIG_PL310_ERRATA_588369=y
CONFIG_PL310_ERRATA_727915=y
CONFIG_PL310_ERRATA_753970=y
CONFIG_PL310_ERRATA_769419=y
CONFIG_PPP=m
CONFIG_PPPOE=m
CONFIG_PPP_ASYNC=m
CONFIG_PPS=y
CONFIG_PPS_CLIENT_GPIO=y
CONFIG_PRINTK_TIME=y
CONFIG_PROC_VMCORE=y
CONFIG_RAID_ATTRS=y
CONFIG_RATIONAL=y
CONFIG_RCU_NEED_SEGCBLIST=y
CONFIG_RCU_STALL_COMMON=y
CONFIG_REFCOUNT_FULL=y
CONFIG_REGMAP=y
CONFIG_REGMAP_I2C=y
CONFIG_REGMAP_SPI=y
CONFIG_RELAY=y
CONFIG_RFS_ACCEL=y
CONFIG_RPS=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_DS1672=y
CONFIG_RTC_I2C_AND_SPI=y
CONFIG_RTC_MC146818_LIB=y
CONFIG_RWSEM_SPIN_ON_OWNER=y
CONFIG_RWSEM_XCHGADD_ALGORITHM=y
CONFIG_SATA_AHCI=y
CONFIG_SATA_AHCI_PLATFORM=y
CONFIG_SCSI=y
CONFIG_SENSORS_AD7418=y
CONFIG_SERIAL_8250_FSL=y
CONFIG_SERIAL_8250_NR_UARTS=3
CONFIG_SERIAL_8250_RUNTIME_UARTS=3
CONFIG_SG_POOL=y
CONFIG_SLHC=m
CONFIG_SMP=y
CONFIG_SMP_ON_UP=y
CONFIG_SPARSE_IRQ=y
CONFIG_SPI=y
CONFIG_SPI_BITBANG=y
CONFIG_SPI_CNS3XXX=y
CONFIG_SPI_MASTER=y
CONFIG_SPI_MEM=y
CONFIG_SRCU=y
# CONFIG_STAGING is not set
CONFIG_SWPHY=y
CONFIG_SYS_SUPPORTS_APM_EMULATION=y
CONFIG_TICK_CPU_ACCOUNTING=y
CONFIG_TIMER_OF=y
CONFIG_TIMER_PROBE=y
CONFIG_TREE_RCU=y
CONFIG_TREE_SRCU=y
CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h"
CONFIG_USB=y
CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
CONFIG_USB_CNS3XXX_EHCI=y
CONFIG_USB_CNS3XXX_OHCI=y
CONFIG_USB_COMMON=y
CONFIG_USB_DWC2=y
CONFIG_USB_DWC2_HOST=y
# CONFIG_USB_DWC2_TRACK_MISSED_SOFS is not set
CONFIG_USB_EHCI_HCD=y
CONFIG_USB_EHCI_HCD_PLATFORM=y
CONFIG_USB_GADGET=y
CONFIG_USB_OHCI_HCD=y
CONFIG_USB_OHCI_HCD_PLATFORM=y
# CONFIG_USB_ROLE_SWITCH is not set
CONFIG_USB_SUPPORT=y
CONFIG_USE_OF=y
CONFIG_VFP=y
CONFIG_WATCHDOG_CORE=y
CONFIG_WATCHDOG_NOWAYOUT=y
CONFIG_XPS=y
CONFIG_XZ_DEC_ARM=y
CONFIG_XZ_DEC_BCJ=y
CONFIG_ZBOOT_ROM_BSS=0
CONFIG_ZBOOT_ROM_TEXT=0

9
target/linux/cns3xxx/patches-4.19/000-cns3xxx_arch_include.patch Normal file
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@@ -0,0 +1,9 @@
--- a/arch/arm/mach-cns3xxx/Makefile
+++ b/arch/arm/mach-cns3xxx/Makefile
@@ -1,4 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
+ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include
+
obj-$(CONFIG_ARCH_CNS3XXX) += cns3xxx.o
cns3xxx-y += core.o pm.o
cns3xxx-$(CONFIG_ATAGS) += devices.o

10
target/linux/cns3xxx/patches-4.19/001-arm_openwrt_machtypes.patch Normal file
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@@ -0,0 +1,10 @@
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -449,6 +449,7 @@ gplugd MACH_GPLUGD GPLUGD 2625
qsd8x50a_st1_5 MACH_QSD8X50A_ST1_5 QSD8X50A_ST1_5 2627
mx23evk MACH_MX23EVK MX23EVK 2629
ap4evb MACH_AP4EVB AP4EVB 2630
+gw2388 MACH_GW2388 GW2388 2635
mityomapl138 MACH_MITYOMAPL138 MITYOMAPL138 2650
guruplug MACH_GURUPLUG GURUPLUG 2659
spear310 MACH_SPEAR310 SPEAR310 2660

80
target/linux/cns3xxx/patches-4.19/010-arm_introduce-dma-fiq-irq-broadcast.patch Normal file
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@@ -0,0 +1,80 @@
--- a/arch/arm/include/asm/glue-cache.h
+++ b/arch/arm/include/asm/glue-cache.h
@@ -156,9 +156,15 @@ static inline void nop_dma_unmap_area(co
#define __cpuc_flush_user_range __glue(_CACHE,_flush_user_cache_range)
#define __cpuc_coherent_kern_range __glue(_CACHE,_coherent_kern_range)
#define __cpuc_coherent_user_range __glue(_CACHE,_coherent_user_range)
-#define __cpuc_flush_dcache_area __glue(_CACHE,_flush_kern_dcache_area)
-#define dmac_flush_range __glue(_CACHE,_dma_flush_range)
+#ifndef CONFIG_DMA_CACHE_FIQ_BROADCAST
+# define __cpuc_flush_dcache_area __glue(_CACHE,_flush_kern_dcache_area)
+# define dmac_flush_range __glue(_CACHE,_dma_flush_range)
+#else
+# define __cpuc_flush_dcache_area __glue(fiq,_flush_kern_dcache_area)
+# define dmac_flush_range __glue(fiq,_dma_flush_range)
+#endif
+
#endif
#endif
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -916,6 +916,17 @@ config DMA_CACHE_RWFO
in hardware, other workarounds are needed (e.g. cache
maintenance broadcasting in software via FIQ).
+config DMA_CACHE_FIQ_BROADCAST
+ bool "Enable fiq broadcast DMA cache maintenance"
+ depends on CPU_V6K && SMP
+ select FIQ
+ help
+ The Snoop Control Unit on ARM11MPCore does not detect the
+ cache maintenance operations and the dma_{map,unmap}_area()
+ functions may leave stale cache entries on other CPUs. By
+ enabling this option, fiq broadcast in the ARMv6
+ DMA cache maintenance functions is performed.
+
config OUTER_CACHE
bool
--- a/arch/arm/mm/flush.c
+++ b/arch/arm/mm/flush.c
@@ -319,6 +319,7 @@ void __sync_icache_dcache(pte_t pteval)
void flush_dcache_page(struct page *page)
{
struct address_space *mapping;
+ bool skip_broadcast = true;
/*
* The zero page is never written to, so never has any dirty
@@ -335,7 +336,10 @@ void flush_dcache_page(struct page *page
mapping = page_mapping_file(page);
- if (!cache_ops_need_broadcast() &&
+#ifndef CONFIG_DMA_CACHE_FIQ_BROADCAST
+ skip_broadcast = !cache_ops_need_broadcast();
+#endif
+ if (skip_broadcast &&
mapping && !page_mapcount(page))
clear_bit(PG_dcache_clean, &page->flags);
else {
--- a/arch/arm/mm/dma.h
+++ b/arch/arm/mm/dma.h
@@ -5,8 +5,13 @@
#include <asm/glue-cache.h>
#ifndef MULTI_CACHE
-#define dmac_map_area __glue(_CACHE,_dma_map_area)
-#define dmac_unmap_area __glue(_CACHE,_dma_unmap_area)
+#ifndef CONFIG_DMA_CACHE_FIQ_BROADCAST
+# define dmac_map_area __glue(_CACHE,_dma_map_area)
+# define dmac_unmap_area __glue(_CACHE,_dma_unmap_area)
+#else
+# define dmac_map_area __glue(fiq,_dma_map_area)
+# define dmac_unmap_area __glue(fiq,_dma_unmap_area)
+#endif
/*
* These are private to the dma-mapping API. Do not use directly.

184
target/linux/cns3xxx/patches-4.19/020-watchdog_support.patch Normal file
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@@ -0,0 +1,184 @@
Add a watchdog driver for ARM MPcore processors.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -375,6 +375,13 @@ config KS8695_WATCHDOG
Watchdog timer embedded into KS8695 processor. This will reboot your
system when the timeout is reached.
+config MPCORE_WATCHDOG
+ tristate "MPcore watchdog"
+ depends on HAVE_ARM_TWD
+ select WATCHDOG_CORE
+ help
+ Watchdog timer embedded into the MPcore system
+
config HAVE_S3C2410_WATCHDOG
bool
help
--- a/drivers/watchdog/Makefile
+++ b/drivers/watchdog/Makefile
@@ -49,6 +49,7 @@ obj-$(CONFIG_977_WATCHDOG) += wdt977.o
obj-$(CONFIG_FTWDT010_WATCHDOG) += ftwdt010_wdt.o
obj-$(CONFIG_IXP4XX_WATCHDOG) += ixp4xx_wdt.o
obj-$(CONFIG_KS8695_WATCHDOG) += ks8695_wdt.o
+obj-$(CONFIG_MPCORE_WATCHDOG) += mpcore_wdt.o
obj-$(CONFIG_S3C2410_WATCHDOG) += s3c2410_wdt.o
obj-$(CONFIG_SA1100_WATCHDOG) += sa1100_wdt.o
obj-$(CONFIG_SAMA5D4_WATCHDOG) += sama5d4_wdt.o
--- /dev/null
+++ b/drivers/watchdog/mpcore_wdt.c
@@ -0,0 +1,118 @@
+/*
+ * Watchdog driver for ARM MPcore
+ *
+ * Copyright (C) 2017 Felix Fietkau <nbd@nbd.name>
+ */
+
+#include <linux/export.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/watchdog.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <asm/smp_twd.h>
+
+static void __iomem *wdt_base;
+static int wdt_timeout = 60;
+
+static int mpcore_wdt_keepalive(struct watchdog_device *wdd)
+{
+ static int perturb;
+ u32 count;
+
+ count = (twd_timer_get_rate() / 256) * wdt_timeout;
+
+ /* Reload register needs a different value on each refresh */
+ count += perturb;
+ perturb = !perturb;
+
+ iowrite32(count, wdt_base + TWD_WDOG_LOAD);
+
+ return 0;
+}
+
+static int mpcore_wdt_start(struct watchdog_device *wdd)
+{
+ mpcore_wdt_keepalive(wdd);
+
+ /* prescale = 256, mode = 1, enable = 1 */
+ iowrite32(0x0000FF09, wdt_base + TWD_WDOG_CONTROL);
+
+ return 0;
+}
+
+static int mpcore_wdt_stop(struct watchdog_device *wdd)
+{
+ iowrite32(0x12345678, wdt_base + TWD_WDOG_DISABLE);
+ iowrite32(0x87654321, wdt_base + TWD_WDOG_DISABLE);
+ iowrite32(0x0, wdt_base + TWD_WDOG_CONTROL);
+
+ return 0;
+}
+
+static int mpcore_wdt_set_timeout(struct watchdog_device *wdd,
+ unsigned int timeout)
+{
+ mpcore_wdt_stop(wdd);
+ wdt_timeout = timeout;
+ mpcore_wdt_start(wdd);
+
+ return 0;
+}
+
+static const struct watchdog_info mpcore_wdt_info = {
+ .options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING | WDIOF_MAGICCLOSE,
+ .identity = "MPcore Watchdog",
+};
+
+static const struct watchdog_ops mpcore_wdt_ops = {
+ .owner = THIS_MODULE,
+ .start = mpcore_wdt_start,
+ .stop = mpcore_wdt_stop,
+ .ping = mpcore_wdt_keepalive,
+ .set_timeout = mpcore_wdt_set_timeout,
+};
+
+static struct watchdog_device mpcore_wdt = {
+ .info = &mpcore_wdt_info,
+ .ops = &mpcore_wdt_ops,
+ .min_timeout = 1,
+ .max_timeout = 65535,
+};
+
+static int mpcore_wdt_probe(struct platform_device *pdev)
+{
+ struct resource *res;
+ unsigned long rate = twd_timer_get_rate();
+
+ pr_info("MPCore WD init. clockrate: %lu prescaler: %u countrate: %lu timeout: %us\n", rate, 256, rate / 256, wdt_timeout);
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res)
+ return -ENODEV;
+
+ wdt_base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(wdt_base))
+ return PTR_ERR(wdt_base);
+
+ watchdog_register_device(&mpcore_wdt);
+ return 0;
+}
+
+static int mpcore_wdt_remove(struct platform_device *dev)
+{
+ watchdog_unregister_device(&mpcore_wdt);
+ return 0;
+}
+
+static struct platform_driver mpcore_wdt_driver = {
+ .probe = mpcore_wdt_probe,
+ .remove = mpcore_wdt_remove,
+ .driver = {
+ .name = "mpcore_wdt",
+ },
+};
+
+module_platform_driver(mpcore_wdt_driver);
+MODULE_AUTHOR("Felix Fietkau <nbd@nbd.name>");
+MODULE_LICENSE("GPL");
--- a/arch/arm/include/asm/smp_twd.h
+++ b/arch/arm/include/asm/smp_twd.h
@@ -34,5 +34,6 @@ struct twd_local_timer name __initdata =
};
int twd_local_timer_register(struct twd_local_timer *);
+unsigned long twd_timer_get_rate(void);
#endif
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -15,6 +15,7 @@
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/err.h>
+#include <linux/export.h>
#include <linux/smp.h>
#include <linux/jiffies.h>
#include <linux/clockchips.h>
@@ -380,6 +381,14 @@ int __init twd_local_timer_register(stru
return twd_local_timer_common_register(NULL);
}
+/* Needed by mpcore_wdt */
+unsigned long twd_timer_get_rate(void)
+{
+ return twd_timer_rate;
+}
+EXPORT_SYMBOL_GPL(twd_timer_get_rate);
+
+
#ifdef CONFIG_OF
static int __init twd_local_timer_of_register(struct device_node *np)
{

30
target/linux/cns3xxx/patches-4.19/025-smp_support.patch Normal file
View File

@@ -0,0 +1,30 @@
--- a/arch/arm/mach-cns3xxx/Makefile
+++ b/arch/arm/mach-cns3xxx/Makefile
@@ -6,3 +6,5 @@ cns3xxx-y += core.o pm.o
cns3xxx-$(CONFIG_ATAGS) += devices.o
cns3xxx-$(CONFIG_PCI) += pcie.o
cns3xxx-$(CONFIG_MACH_CNS3420VB) += cns3420vb.o
+cns3xxx-$(CONFIG_SMP) += platsmp.o headsmp.o
+cns3xxx-$(CONFIG_HOTPLUG_CPU) += hotplug.o
--- a/arch/arm/mach-cns3xxx/Kconfig
+++ b/arch/arm/mach-cns3xxx/Kconfig
@@ -3,6 +3,9 @@ menuconfig ARCH_CNS3XXX
bool "Cavium Networks CNS3XXX family"
depends on ARCH_MULTI_V6
select ARM_GIC
+ select HAVE_ARM_SCU if SMP
+ select HAVE_ARM_TWD
+ select HAVE_SMP
help
Support for Cavium Networks CNS3XXX platform.
--- a/arch/arm/mach-cns3xxx/core.h
+++ b/arch/arm/mach-cns3xxx/core.h
@@ -13,6 +13,7 @@
#include <linux/reboot.h>
+extern struct smp_operations cns3xxx_smp_ops;
extern void cns3xxx_timer_init(void);
#ifdef CONFIG_CACHE_L2X0

11
target/linux/cns3xxx/patches-4.19/030-pcie_clock.patch Normal file
View File

@@ -0,0 +1,11 @@
--- a/arch/arm/mach-cns3xxx/pcie.c
+++ b/arch/arm/mach-cns3xxx/pcie.c
@@ -281,8 +281,6 @@ void __init cns3xxx_pcie_init_late(void)
"imprecise external abort");
for (i = 0; i < ARRAY_SIZE(cns3xxx_pcie); i++) {
- cns3xxx_pwr_clk_en(0x1 << PM_CLK_GATE_REG_OFFSET_PCIE(i));
- cns3xxx_pwr_soft_rst(0x1 << PM_SOFT_RST_REG_OFFST_PCIE(i));
cns3xxx_pcie_check_link(&cns3xxx_pcie[i]);
cns3xxx_pcie_hw_init(&cns3xxx_pcie[i]);
private_data = &cns3xxx_pcie[i];

40
target/linux/cns3xxx/patches-4.19/040-fiq_support.patch Normal file
View File

@@ -0,0 +1,40 @@
--- a/arch/arm/mach-cns3xxx/Kconfig
+++ b/arch/arm/mach-cns3xxx/Kconfig
@@ -6,6 +6,7 @@ menuconfig ARCH_CNS3XXX
select HAVE_ARM_SCU if SMP
select HAVE_ARM_TWD
select HAVE_SMP
+ select FIQ
help
Support for Cavium Networks CNS3XXX platform.
--- a/arch/arm/mach-cns3xxx/Makefile
+++ b/arch/arm/mach-cns3xxx/Makefile
@@ -6,5 +6,5 @@ cns3xxx-y += core.o pm.o
cns3xxx-$(CONFIG_ATAGS) += devices.o
cns3xxx-$(CONFIG_PCI) += pcie.o
cns3xxx-$(CONFIG_MACH_CNS3420VB) += cns3420vb.o
-cns3xxx-$(CONFIG_SMP) += platsmp.o headsmp.o
+cns3xxx-$(CONFIG_SMP) += platsmp.o headsmp.o cns3xxx_fiq.o
cns3xxx-$(CONFIG_HOTPLUG_CPU) += hotplug.o
--- a/arch/arm/mach-cns3xxx/cns3xxx.h
+++ b/arch/arm/mach-cns3xxx/cns3xxx.h
@@ -261,6 +261,7 @@
#define MISC_PCIE_INT_MASK(x) MISC_MEM_MAP(0x978 + (x) * 0x100)
#define MISC_PCIE_INT_STATUS(x) MISC_MEM_MAP(0x97C + (x) * 0x100)
+#define MISC_FIQ_CPU(x) MISC_MEM_MAP(0xA58 - (x) * 0x4)
/*
* Power management and clock control
*/
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -899,7 +899,7 @@ config VDSO
config DMA_CACHE_RWFO
bool "Enable read/write for ownership DMA cache maintenance"
- depends on CPU_V6K && SMP
+ depends on CPU_V6K && SMP && !ARCH_CNS3XXX
default y
help
The Snoop Control Unit on ARM11MPCore does not detect the

43
target/linux/cns3xxx/patches-4.19/045-twd_base.patch Normal file
View File

@@ -0,0 +1,43 @@
--- a/arch/arm/mach-cns3xxx/core.c
+++ b/arch/arm/mach-cns3xxx/core.c
@@ -17,6 +17,7 @@
#include <linux/platform_device.h>
#include <linux/usb/ehci_pdriver.h>
#include <linux/usb/ohci_pdriver.h>
+#include <asm/smp_twd.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
@@ -26,6 +27,8 @@
#include "core.h"
#include "pm.h"
+#define IRQ_LOCALTIMER 29
+
static struct map_desc cns3xxx_io_desc[] __initdata = {
{
.virtual = CNS3XXX_TC11MP_SCU_BASE_VIRT,
@@ -198,6 +201,15 @@ static struct irqaction cns3xxx_timer_ir
.handler = cns3xxx_timer_interrupt,
};
+static void __init cns3xxx_init_twd(void)
+{
+ static DEFINE_TWD_LOCAL_TIMER(cns3xx_twd_local_timer,
+ CNS3XXX_TC11MP_TWD_BASE,
+ IRQ_LOCALTIMER);
+
+ twd_local_timer_register(&cns3xx_twd_local_timer);
+}
+
/*
* Set up the clock source and clock events devices
*/
@@ -251,6 +263,7 @@ static void __init __cns3xxx_timer_init(
setup_irq(timer_irq, &cns3xxx_timer_irq);
cns3xxx_clockevents_init(timer_irq);
+ cns3xxx_init_twd();
}
void __init cns3xxx_timer_init(void)

19
target/linux/cns3xxx/patches-4.19/055-pcie_io.patch Normal file
View File

@@ -0,0 +1,19 @@
--- a/arch/arm/mach-cns3xxx/core.c
+++ b/arch/arm/mach-cns3xxx/core.c
@@ -81,6 +81,16 @@ static struct map_desc cns3xxx_io_desc[]
.pfn = __phys_to_pfn(CNS3XXX_PCIE1_CFG1_BASE),
.length = SZ_16M,
.type = MT_DEVICE,
+ }, {
+ .virtual = CNS3XXX_PCIE0_IO_BASE_VIRT,
+ .pfn = __phys_to_pfn(CNS3XXX_PCIE0_IO_BASE),
+ .length = SZ_16M,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = CNS3XXX_PCIE1_IO_BASE_VIRT,
+ .pfn = __phys_to_pfn(CNS3XXX_PCIE1_IO_BASE),
+ .length = SZ_16M,
+ .type = MT_DEVICE,
#endif
},
};

109
target/linux/cns3xxx/patches-4.19/060-pcie_abort.patch Normal file
View File

@@ -0,0 +1,109 @@
--- a/arch/arm/mach-cns3xxx/pcie.c
+++ b/arch/arm/mach-cns3xxx/pcie.c
@@ -86,6 +86,79 @@ static void __iomem *cns3xxx_pci_map_bus
return base + where + (devfn << 12);
}
+static inline int check_master_abort(struct pci_bus *bus, unsigned int devfn, int where)
+{
+ struct cns3xxx_pcie *cnspci = pbus_to_cnspci(bus);
+
+ /* check PCI-compatible status register after access */
+ if (cnspci->linked) {
+ void __iomem *host_base;
+ u32 sreg, ereg;
+
+ host_base = (void __iomem *) cnspci->cfg_bases[CNS3XXX_HOST_TYPE].virtual;
+ sreg = __raw_readw(host_base + 0x6) & 0xF900;
+ ereg = __raw_readl(host_base + 0x104); // Uncorrectable Error Status Reg
+
+ if (sreg | ereg) {
+ /* SREG:
+ * BIT15 - Detected Parity Error
+ * BIT14 - Signaled System Error
+ * BIT13 - Received Master Abort
+ * BIT12 - Received Target Abort
+ * BIT11 - Signaled Target Abort
+ * BIT08 - Master Data Parity Error
+ *
+ * EREG:
+ * BIT20 - Unsupported Request
+ * BIT19 - ECRC
+ * BIT18 - Malformed TLP
+ * BIT17 - Receiver Overflow
+ * BIT16 - Unexpected Completion
+ * BIT15 - Completer Abort
+ * BIT14 - Completion Timeout
+ * BIT13 - Flow Control Protocol Error
+ * BIT12 - Poisoned TLP
+ * BIT04 - Data Link Protocol Error
+ *
+ * TODO: see Documentation/pci-error-recovery.txt
+ * implement error_detected handler
+ */
+/*
+ printk("pci error: %04d:%02x:%02x.%02x sreg=0x%04x ereg=0x%08x", pci_domain_nr(bus), bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), sreg, ereg);
+ if (sreg & BIT(15)) printk(" <PERR");
+ if (sreg & BIT(14)) printk(" >SERR");
+ if (sreg & BIT(13)) printk(" <MABRT");
+ if (sreg & BIT(12)) printk(" <TABRT");
+ if (sreg & BIT(11)) printk(" >TABRT");
+ if (sreg & BIT( 8)) printk(" MPERR");
+
+ if (ereg & BIT(20)) printk(" Unsup");
+ if (ereg & BIT(19)) printk(" ECRC");
+ if (ereg & BIT(18)) printk(" MTLP");
+ if (ereg & BIT(17)) printk(" OFLOW");
+ if (ereg & BIT(16)) printk(" Unex");
+ if (ereg & BIT(15)) printk(" ABRT");
+ if (ereg & BIT(14)) printk(" COMPTO");
+ if (ereg & BIT(13)) printk(" FLOW");
+ if (ereg & BIT(12)) printk(" PTLP");
+ if (ereg & BIT( 4)) printk(" DLINK");
+ printk("\n");
+*/
+ pr_debug("%s failed port%d sreg=0x%04x\n", __func__,
+ pci_domain_nr(bus), sreg);
+
+ /* make sure the status bits are reset */
+ __raw_writew(sreg, host_base + 6);
+ __raw_writel(ereg, host_base + 0x104);
+ return 1;
+ }
+ }
+ else
+ return 1;
+
+ return 0;
+}
+
static int cns3xxx_pci_read_config(struct pci_bus *bus, unsigned int devfn,
int where, int size, u32 *val)
{
@@ -95,6 +168,11 @@ static int cns3xxx_pci_read_config(struc
ret = pci_generic_config_read(bus, devfn, where, size, val);
+ if (check_master_abort(bus, devfn, where)) {
+ printk(KERN_ERR "pci error: %04d:%02x:%02x.%02x %02x(%d)= master_abort on read\n", pci_domain_nr(bus), bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), where, size);
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ }
+
if (ret == PCIBIOS_SUCCESSFUL && !bus->number && !devfn &&
(where & 0xffc) == PCI_CLASS_REVISION)
/*
@@ -257,8 +335,14 @@ static void __init cns3xxx_pcie_hw_init(
static int cns3xxx_pcie_abort_handler(unsigned long addr, unsigned int fsr,
struct pt_regs *regs)
{
+#if 0
+/* R14_ABORT = PC+4 for XSCALE but not ARM11MPCORE
+ * ignore imprecise aborts and use PCI-compatible Status register to
+ * determine errors instead
+ */
if (fsr & (1 << 10))
regs->ARM_pc += 4;
+#endif
return 0;
}

11
target/linux/cns3xxx/patches-4.19/065-pcie_skip_inactive.patch Normal file
View File

@@ -0,0 +1,11 @@
--- a/arch/arm/mach-cns3xxx/pcie.c
+++ b/arch/arm/mach-cns3xxx/pcie.c
@@ -366,6 +366,8 @@ void __init cns3xxx_pcie_init_late(void)
for (i = 0; i < ARRAY_SIZE(cns3xxx_pcie); i++) {
cns3xxx_pcie_check_link(&cns3xxx_pcie[i]);
+ if (!cns3xxx_pcie[i].linked)
+ continue;
cns3xxx_pcie_hw_init(&cns3xxx_pcie[i]);
private_data = &cns3xxx_pcie[i];
pci_common_init(&hw_pci);

31
target/linux/cns3xxx/patches-4.19/070-i2c_support.patch Normal file
View File

@@ -0,0 +1,31 @@
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -458,6 +458,18 @@ config I2C_CBUS_GPIO
This driver can also be built as a module. If so, the module
will be called i2c-cbus-gpio.
+config I2C_CNS3XXX
+ tristate "Cavium CNS3xxx I2C driver"
+ depends on ARCH_CNS3XXX
+ help
+ Support for Cavium CNS3xxx I2C controller driver.
+
+ This driver can also be built as a module. If so, the module
+ will be called i2c-cns3xxx.
+
+ Please note that this driver might be needed to bring up other
+ devices such as Cavium CNS3xxx Ethernet.
+
config I2C_CPM
tristate "Freescale CPM1 or CPM2 (MPC8xx/826x)"
depends on CPM1 || CPM2
--- a/drivers/i2c/busses/Makefile
+++ b/drivers/i2c/busses/Makefile
@@ -131,6 +131,7 @@ obj-$(CONFIG_I2C_VIPERBOARD) += i2c-vipe
obj-$(CONFIG_I2C_ACORN) += i2c-acorn.o
obj-$(CONFIG_I2C_BCM_KONA) += i2c-bcm-kona.o
obj-$(CONFIG_I2C_BRCMSTB) += i2c-brcmstb.o
+obj-$(CONFIG_I2C_CNS3XXX) += i2c-cns3xxx.o
obj-$(CONFIG_I2C_CROS_EC_TUNNEL) += i2c-cros-ec-tunnel.o
obj-$(CONFIG_I2C_ELEKTOR) += i2c-elektor.o
obj-$(CONFIG_I2C_MLXCPLD) += i2c-mlxcpld.o

51
target/linux/cns3xxx/patches-4.19/075-spi_support.patch Normal file
View File

@@ -0,0 +1,51 @@
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -181,6 +181,13 @@ config SPI_CLPS711X
This enables dedicated general purpose SPI/Microwire1-compatible
master mode interface (SSI1) for CLPS711X-based CPUs.
+config SPI_CNS3XXX
+ tristate "CNS3XXX SPI controller"
+ depends on ARCH_CNS3XXX && SPI_MASTER
+ select SPI_BITBANG
+ help
+ This enables using the CNS3XXX SPI controller in master mode.
+
config SPI_COLDFIRE_QSPI
tristate "Freescale Coldfire QSPI controller"
depends on (M520x || M523x || M5249 || M525x || M527x || M528x || M532x)
--- a/drivers/spi/Makefile
+++ b/drivers/spi/Makefile
@@ -28,6 +28,7 @@ obj-$(CONFIG_SPI_BITBANG) += spi-bitban
obj-$(CONFIG_SPI_BUTTERFLY) += spi-butterfly.o
obj-$(CONFIG_SPI_CADENCE) += spi-cadence.o
obj-$(CONFIG_SPI_CLPS711X) += spi-clps711x.o
+obj-$(CONFIG_SPI_CNS3XXX) += spi-cns3xxx.o
obj-$(CONFIG_SPI_COLDFIRE_QSPI) += spi-coldfire-qspi.o
obj-$(CONFIG_SPI_DAVINCI) += spi-davinci.o
obj-$(CONFIG_SPI_DLN2) += spi-dln2.o
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -795,6 +795,10 @@ struct spi_transfer {
u32 speed_hz;
struct list_head transfer_list;
+
+#ifdef CONFIG_ARCH_CNS3XXX
+ unsigned last_in_message_list;
+#endif
};
/**
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -1018,6 +1018,9 @@ static int spi_transfer_one_message(stru
list_for_each_entry(xfer, &msg->transfers, transfer_list) {
trace_spi_transfer_start(msg, xfer);
+ xfer->last_in_message_list =
+ list_is_last(&xfer->transfer_list, &msg->transfers);
+
spi_statistics_add_transfer_stats(statm, xfer, ctlr);
spi_statistics_add_transfer_stats(stats, xfer, ctlr);

26
target/linux/cns3xxx/patches-4.19/080-sata_support.patch Normal file
View File

@@ -0,0 +1,26 @@
--- a/drivers/ata/ahci_platform.c
+++ b/drivers/ata/ahci_platform.c
@@ -37,12 +37,23 @@ static struct scsi_host_template ahci_pl
AHCI_SHT(DRV_NAME),
};
+static const struct ata_port_info cns3xxx_port_info = {
+ .flags = AHCI_FLAG_COMMON,
+ .pio_mask = ATA_PIO4,
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &ahci_pmp_retry_srst_ops,
+};
+
static int ahci_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct ahci_host_priv *hpriv;
+ const struct ata_port_info *info = &ahci_port_info;
int rc;
+ if (IS_ENABLED(CONFIG_ARCH_CNS3XXX))
+ info = &cns3xxx_port_info;
+
hpriv = ahci_platform_get_resources(pdev,
AHCI_PLATFORM_GET_RESETS);
if (IS_ERR(hpriv))

105
target/linux/cns3xxx/patches-4.19/090-timers.patch Normal file
View File

@@ -0,0 +1,105 @@
--- a/arch/arm/mach-cns3xxx/core.c
+++ b/arch/arm/mach-cns3xxx/core.c
@@ -138,6 +138,7 @@ static int cns3xxx_set_oneshot(struct cl
/* period set, and timer enabled in 'next_event' hook */
ctrl |= (1 << 2) | (1 << 9);
+ writel(0, cns3xxx_tmr1 + TIMER1_AUTO_RELOAD_OFFSET);
writel(ctrl, cns3xxx_tmr1 + TIMER1_2_CONTROL_OFFSET);
return 0;
}
@@ -148,7 +149,7 @@ static int cns3xxx_set_periodic(struct c
int pclk = cns3xxx_cpu_clock() / 8;
int reload;
- reload = pclk * 20 / (3 * HZ) * 0x25000;
+ reload = pclk * 1000000 / HZ;
writel(reload, cns3xxx_tmr1 + TIMER1_AUTO_RELOAD_OFFSET);
ctrl |= (1 << 0) | (1 << 2) | (1 << 9);
writel(ctrl, cns3xxx_tmr1 + TIMER1_2_CONTROL_OFFSET);
@@ -175,8 +176,8 @@ static struct clock_event_device cns3xxx
.set_state_oneshot = cns3xxx_set_oneshot,
.tick_resume = cns3xxx_shutdown,
.set_next_event = cns3xxx_timer_set_next_event,
- .rating = 350,
- .cpumask = cpu_all_mask,
+ .rating = 300,
+ .cpumask = cpu_possible_mask,
};
static void __init cns3xxx_clockevents_init(unsigned int timer_irq)
@@ -220,6 +221,32 @@ static void __init cns3xxx_init_twd(void
twd_local_timer_register(&cns3xx_twd_local_timer);
}
+static u64 cns3xxx_get_cycles(struct clocksource *cs)
+{
+ u64 val;
+
+ val = readl(cns3xxx_tmr1 + TIMER_FREERUN_CONTROL_OFFSET);
+ val &= 0xffff;
+
+ return ((val << 32) | readl(cns3xxx_tmr1 + TIMER_FREERUN_OFFSET));
+}
+
+static struct clocksource clocksource_cns3xxx = {
+ .name = "freerun",
+ .rating = 200,
+ .read = cns3xxx_get_cycles,
+ .mask = CLOCKSOURCE_MASK(48),
+ .flags = CLOCK_SOURCE_IS_CONTINUOUS,
+};
+
+static void __init cns3xxx_clocksource_init(void)
+{
+ /* Reset the FreeRunning counter */
+ writel((1 << 16), cns3xxx_tmr1 + TIMER_FREERUN_CONTROL_OFFSET);
+
+ clocksource_register_khz(&clocksource_cns3xxx, 100);
+}
+
/*
* Set up the clock source and clock events devices
*/
@@ -237,13 +264,12 @@ static void __init __cns3xxx_timer_init(
/* stop free running timer3 */
writel(0, cns3xxx_tmr1 + TIMER_FREERUN_CONTROL_OFFSET);
- /* timer1 */
- writel(0x5C800, cns3xxx_tmr1 + TIMER1_COUNTER_OFFSET);
- writel(0x5C800, cns3xxx_tmr1 + TIMER1_AUTO_RELOAD_OFFSET);
-
writel(0, cns3xxx_tmr1 + TIMER1_MATCH_V1_OFFSET);
writel(0, cns3xxx_tmr1 + TIMER1_MATCH_V2_OFFSET);
+ val = (cns3xxx_cpu_clock() >> 3) * 1000000 / HZ;
+ writel(val, cns3xxx_tmr1 + TIMER1_COUNTER_OFFSET);
+
/* mask irq, non-mask timer1 overflow */
irq_mask = readl(cns3xxx_tmr1 + TIMER1_2_INTERRUPT_MASK_OFFSET);
irq_mask &= ~(1 << 2);
@@ -255,23 +281,9 @@ static void __init __cns3xxx_timer_init(
val |= (1 << 9);
writel(val, cns3xxx_tmr1 + TIMER1_2_CONTROL_OFFSET);
- /* timer2 */
- writel(0, cns3xxx_tmr1 + TIMER2_MATCH_V1_OFFSET);
- writel(0, cns3xxx_tmr1 + TIMER2_MATCH_V2_OFFSET);
-
- /* mask irq */
- irq_mask = readl(cns3xxx_tmr1 + TIMER1_2_INTERRUPT_MASK_OFFSET);
- irq_mask |= ((1 << 3) | (1 << 4) | (1 << 5));
- writel(irq_mask, cns3xxx_tmr1 + TIMER1_2_INTERRUPT_MASK_OFFSET);
-
- /* down counter */
- val = readl(cns3xxx_tmr1 + TIMER1_2_CONTROL_OFFSET);
- val |= (1 << 10);
- writel(val, cns3xxx_tmr1 + TIMER1_2_CONTROL_OFFSET);
-
- /* Make irqs happen for the system timer */
setup_irq(timer_irq, &cns3xxx_timer_irq);
+ cns3xxx_clocksource_init();
cns3xxx_clockevents_init(timer_irq);
cns3xxx_init_twd();
}

41
target/linux/cns3xxx/patches-4.19/093-add-virt-pci-io-mapping.patch Normal file
View File

@@ -0,0 +1,41 @@
--- a/arch/arm/mach-cns3xxx/cns3xxx.h
+++ b/arch/arm/mach-cns3xxx/cns3xxx.h
@@ -162,11 +162,13 @@
#define CNS3XXX_L2C_BASE 0x92000000 /* L2 Cache Control */
#define CNS3XXX_PCIE0_MEM_BASE 0xA0000000 /* PCIe Port 0 IO/Memory Space */
+#define CNS3XXX_PCIE0_MEM_BASE_VIRT 0xE0000000
#define CNS3XXX_PCIE0_HOST_BASE 0xAB000000 /* PCIe Port 0 RC Base */
#define CNS3XXX_PCIE0_HOST_BASE_VIRT 0xE1000000
#define CNS3XXX_PCIE0_IO_BASE 0xAC000000 /* PCIe Port 0 */
+#define CNS3XXX_PCIE0_IO_BASE_VIRT 0xE2000000
#define CNS3XXX_PCIE0_CFG0_BASE 0xAD000000 /* PCIe Port 0 CFG Type 0 */
#define CNS3XXX_PCIE0_CFG0_BASE_VIRT 0xE3000000
@@ -175,13 +177,16 @@
#define CNS3XXX_PCIE0_CFG1_BASE_VIRT 0xE4000000
#define CNS3XXX_PCIE0_MSG_BASE 0xAF000000 /* PCIe Port 0 Message Space */
+#define CNS3XXX_PCIE0_MSG_BASE_VIRT 0xE5000000
#define CNS3XXX_PCIE1_MEM_BASE 0xB0000000 /* PCIe Port 1 IO/Memory Space */
+#define CNS3XXX_PCIE1_MEM_BASE_VIRT 0xE8000000
#define CNS3XXX_PCIE1_HOST_BASE 0xBB000000 /* PCIe Port 1 RC Base */
#define CNS3XXX_PCIE1_HOST_BASE_VIRT 0xE9000000
#define CNS3XXX_PCIE1_IO_BASE 0xBC000000 /* PCIe Port 1 */
+#define CNS3XXX_PCIE1_IO_BASE_VIRT 0xEA000000
#define CNS3XXX_PCIE1_CFG0_BASE 0xBD000000 /* PCIe Port 1 CFG Type 0 */
#define CNS3XXX_PCIE1_CFG0_BASE_VIRT 0xEB000000
@@ -190,6 +195,7 @@
#define CNS3XXX_PCIE1_CFG1_BASE_VIRT 0xEC000000
#define CNS3XXX_PCIE1_MSG_BASE 0xBF000000 /* PCIe Port 1 Message Space */
+#define CNS3XXX_PCIE1_MSG_BASE_VIRT 0xED000000
/*
* Testchip peripheral and fpga gic regions

67
target/linux/cns3xxx/patches-4.19/095-gpio_support.patch Normal file
View File

@@ -0,0 +1,67 @@
--- a/arch/arm/mach-cns3xxx/cns3420vb.c
+++ b/arch/arm/mach-cns3xxx/cns3420vb.c
@@ -223,6 +223,10 @@ static void __init cns3420_init(void)
cns3xxx_ahci_init();
cns3xxx_sdhci_init();
+ cns3xxx_gpio_init( 0, 32, CNS3XXX_GPIOA_BASE_VIRT, IRQ_CNS3XXX_GPIOA,
+ NR_IRQS_CNS3XXX);
+ cns3xxx_gpio_init(32, 32, CNS3XXX_GPIOB_BASE_VIRT, IRQ_CNS3XXX_GPIOB,
+ NR_IRQS_CNS3XXX + 32);
pm_power_off = cns3xxx_power_off;
}
--- a/arch/arm/mach-cns3xxx/Kconfig
+++ b/arch/arm/mach-cns3xxx/Kconfig
@@ -3,6 +3,8 @@ menuconfig ARCH_CNS3XXX
bool "Cavium Networks CNS3XXX family"
depends on ARCH_MULTI_V6
select ARM_GIC
+ select ARCH_REQUIRE_GPIOLIB
+ select GENERIC_IRQ_CHIP
select HAVE_ARM_SCU if SMP
select HAVE_ARM_TWD
select HAVE_SMP
--- a/arch/arm/mach-cns3xxx/Makefile
+++ b/arch/arm/mach-cns3xxx/Makefile
@@ -2,7 +2,7 @@
ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include
obj-$(CONFIG_ARCH_CNS3XXX) += cns3xxx.o
-cns3xxx-y += core.o pm.o
+cns3xxx-y += core.o pm.o gpio.o
cns3xxx-$(CONFIG_ATAGS) += devices.o
cns3xxx-$(CONFIG_PCI) += pcie.o
cns3xxx-$(CONFIG_MACH_CNS3420VB) += cns3420vb.o
--- a/arch/arm/mach-cns3xxx/cns3xxx.h
+++ b/arch/arm/mach-cns3xxx/cns3xxx.h
@@ -68,8 +68,10 @@
#define SMC_PCELL_ID_3_OFFSET 0xFFC
#define CNS3XXX_GPIOA_BASE 0x74000000 /* GPIO port A */
+#define CNS3XXX_GPIOA_BASE_VIRT 0xFB006000
#define CNS3XXX_GPIOB_BASE 0x74800000 /* GPIO port B */
+#define CNS3XXX_GPIOB_BASE_VIRT 0xFB007000
#define CNS3XXX_RTC_BASE 0x75000000 /* Real Time Clock */
--- a/arch/arm/mach-cns3xxx/core.c
+++ b/arch/arm/mach-cns3xxx/core.c
@@ -50,6 +50,16 @@ static struct map_desc cns3xxx_io_desc[]
.pfn = __phys_to_pfn(CNS3XXX_PM_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
+ }, {
+ .virtual = CNS3XXX_GPIOA_BASE_VIRT,
+ .pfn = __phys_to_pfn(CNS3XXX_GPIOA_BASE),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = CNS3XXX_GPIOB_BASE_VIRT,
+ .pfn = __phys_to_pfn(CNS3XXX_GPIOB_BASE),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
#ifdef CONFIG_PCI
}, {
.virtual = CNS3XXX_PCIE0_HOST_BASE_VIRT,

69
target/linux/cns3xxx/patches-4.19/097-l2x0_cmdline_disable.patch Normal file
View File

@@ -0,0 +1,69 @@
--- a/arch/arm/mach-cns3xxx/core.c
+++ b/arch/arm/mach-cns3xxx/core.c
@@ -307,13 +307,26 @@ void __init cns3xxx_timer_init(void)
#ifdef CONFIG_CACHE_L2X0
-void __init cns3xxx_l2x0_init(void)
+static int cns3xxx_l2x0_enable = 1;
+
+static int __init cns3xxx_l2x0_disable(char *s)
+{
+ cns3xxx_l2x0_enable = 0;
+ return 1;
+}
+__setup("nol2x0", cns3xxx_l2x0_disable);
+
+static int __init cns3xxx_l2x0_init(void)
{
- void __iomem *base = ioremap(CNS3XXX_L2C_BASE, SZ_4K);
+ void __iomem *base;
u32 val;
+ if (!cns3xxx_l2x0_enable)
+ return 0;
+
+ base = ioremap(CNS3XXX_L2C_BASE, SZ_4K);
if (WARN_ON(!base))
- return;
+ return 0;
/*
* Tag RAM Control register
@@ -343,7 +356,10 @@ void __init cns3xxx_l2x0_init(void)
/* 32 KiB, 8-way, parity disable */
l2x0_init(base, 0x00500000, 0xfe0f0fff);
+
+ return 0;
}
+arch_initcall(cns3xxx_l2x0_init);
#endif /* CONFIG_CACHE_L2X0 */
--- a/arch/arm/mach-cns3xxx/cns3420vb.c
+++ b/arch/arm/mach-cns3xxx/cns3420vb.c
@@ -217,8 +217,6 @@ static struct platform_device *cns3420_p
static void __init cns3420_init(void)
{
- cns3xxx_l2x0_init();
-
platform_add_devices(cns3420_pdevs, ARRAY_SIZE(cns3420_pdevs));
cns3xxx_ahci_init();
--- a/arch/arm/mach-cns3xxx/core.h
+++ b/arch/arm/mach-cns3xxx/core.h
@@ -16,12 +16,6 @@
extern struct smp_operations cns3xxx_smp_ops;
extern void cns3xxx_timer_init(void);
-#ifdef CONFIG_CACHE_L2X0
-void __init cns3xxx_l2x0_init(void);
-#else
-static inline void cns3xxx_l2x0_init(void) {}
-#endif /* CONFIG_CACHE_L2X0 */
-
#ifdef CONFIG_PCI
extern void __init cns3xxx_pcie_init_late(void);
#else

46
target/linux/cns3xxx/patches-4.19/100-laguna_support.patch Normal file
View File

@@ -0,0 +1,46 @@
--- a/arch/arm/mach-cns3xxx/Kconfig
+++ b/arch/arm/mach-cns3xxx/Kconfig
@@ -23,4 +23,12 @@ config MACH_CNS3420VB
This is a platform with an on-board ARM11 MPCore and has support
for USB, USB-OTG, MMC/SD/SDIO, SATA, PCI-E, etc.
+config MACH_GW2388
+ bool "Support for Gateworks Laguna Platform"
+ help
+ Include support for the Gateworks Laguna Platform
+
+ This is a platform with an on-board ARM11 MPCore and has support
+ for USB, USB-OTG, MMC/SD/SDIO, SATA, PCI-E, I2C, GIG, etc.
+
endif
--- a/arch/arm/mach-cns3xxx/Makefile
+++ b/arch/arm/mach-cns3xxx/Makefile
@@ -8,3 +8,5 @@ cns3xxx-$(CONFIG_PCI) += pcie.o
cns3xxx-$(CONFIG_MACH_CNS3420VB) += cns3420vb.o
cns3xxx-$(CONFIG_SMP) += platsmp.o headsmp.o cns3xxx_fiq.o
cns3xxx-$(CONFIG_HOTPLUG_CPU) += hotplug.o
+cns3xxx-$(CONFIG_MACH_GW2388) += laguna.o
+
--- a/arch/arm/mach-cns3xxx/devices.c
+++ b/arch/arm/mach-cns3xxx/devices.c
@@ -16,6 +16,7 @@
#include <linux/compiler.h>
#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
+#include <asm/mach-types.h>
#include "cns3xxx.h"
#include "pm.h"
#include "core.h"
@@ -101,7 +102,11 @@ void __init cns3xxx_sdhci_init(void)
u32 gpioa_pins = __raw_readl(gpioa);
/* MMC/SD pins share with GPIOA */
- gpioa_pins |= 0x1fff0004;
+ if (machine_is_gw2388()) {
+ gpioa_pins |= 0x1fff0000;
+ } else {
+ gpioa_pins |= 0x1fff0004;
+ }
__raw_writel(gpioa_pins, gpioa);
cns3xxx_pwr_clk_en(CNS3XXX_PWR_CLK_EN(SDIO));

14
target/linux/cns3xxx/patches-4.19/101-laguna_sdhci_card_detect.patch Normal file
View File

@@ -0,0 +1,14 @@
--- a/drivers/mmc/host/sdhci-cns3xxx.c
+++ b/drivers/mmc/host/sdhci-cns3xxx.c
@@ -88,9 +88,9 @@ static const struct sdhci_pltfm_data sdh
.ops = &sdhci_cns3xxx_ops,
.quirks = SDHCI_QUIRK_BROKEN_DMA |
SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
- SDHCI_QUIRK_INVERTED_WRITE_PROTECT |
SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN |
- SDHCI_QUIRK_BROKEN_TIMEOUT_VAL,
+ SDHCI_QUIRK_BROKEN_TIMEOUT_VAL |
+ SDHCI_QUIRK_BROKEN_CARD_DETECTION,
};
static int sdhci_cns3xxx_probe(struct platform_device *pdev)

95
target/linux/cns3xxx/patches-4.19/110-pci_isolated_interrupts.patch Normal file
View File

@@ -0,0 +1,95 @@
--- a/arch/arm/mach-cns3xxx/pcie.c
+++ b/arch/arm/mach-cns3xxx/pcie.c
@@ -18,6 +18,7 @@
#include <linux/io.h>
#include <linux/ioport.h>
#include <linux/interrupt.h>
+#include <linux/irq.h>
#include <linux/ptrace.h>
#include <asm/mach/map.h>
#include "cns3xxx.h"
@@ -27,7 +28,7 @@ struct cns3xxx_pcie {
void __iomem *host_regs; /* PCI config registers for host bridge */
void __iomem *cfg0_regs; /* PCI Type 0 config registers */
void __iomem *cfg1_regs; /* PCI Type 1 config registers */
- unsigned int irqs[2];
+ unsigned int irqs[5];
struct resource res_io;
struct resource res_mem;
int port;
@@ -95,7 +96,7 @@ static inline int check_master_abort(str
void __iomem *host_base;
u32 sreg, ereg;
- host_base = (void __iomem *) cnspci->cfg_bases[CNS3XXX_HOST_TYPE].virtual;
+ host_base = (void __iomem *) cnspci->host_regs;
sreg = __raw_readw(host_base + 0x6) & 0xF900;
ereg = __raw_readl(host_base + 0x104); // Uncorrectable Error Status Reg
@@ -209,7 +210,7 @@ static struct pci_ops cns3xxx_pcie_ops =
static int cns3xxx_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
struct cns3xxx_pcie *cnspci = pdev_to_cnspci(dev);
- int irq = cnspci->irqs[!!dev->bus->number];
+ int irq = cnspci->irqs[!!dev->bus->number + pin - 1];
pr_info("PCIe map irq: %04d:%02x:%02x.%02x slot %d, pin %d, irq: %d\n",
pci_domain_nr(dev->bus), dev->bus->number, PCI_SLOT(dev->devfn),
@@ -235,7 +236,13 @@ static struct cns3xxx_pcie cns3xxx_pcie[
.end = CNS3XXX_PCIE0_HOST_BASE - 1, /* 176 MiB */
.flags = IORESOURCE_MEM,
},
- .irqs = { IRQ_CNS3XXX_PCIE0_RC, IRQ_CNS3XXX_PCIE0_DEVICE, },
+ .irqs = {
+ IRQ_CNS3XXX_PCIE0_RC,
+ IRQ_CNS3XXX_PCIE0_DEVICE,
+ IRQ_CNS3XXX_PCIE0_DEVICE,
+ IRQ_CNS3XXX_PCIE0_DEVICE,
+ IRQ_CNS3XXX_PCIE0_DEVICE,
+ },
.port = 0,
},
[1] = {
@@ -254,7 +261,13 @@ static struct cns3xxx_pcie cns3xxx_pcie[
.end = CNS3XXX_PCIE1_HOST_BASE - 1, /* 176 MiB */
.flags = IORESOURCE_MEM,
},
- .irqs = { IRQ_CNS3XXX_PCIE1_RC, IRQ_CNS3XXX_PCIE1_DEVICE, },
+ .irqs = {
+ IRQ_CNS3XXX_PCIE1_RC,
+ IRQ_CNS3XXX_PCIE1_DEVICE,
+ IRQ_CNS3XXX_PCIE1_DEVICE,
+ IRQ_CNS3XXX_PCIE1_DEVICE,
+ IRQ_CNS3XXX_PCIE1_DEVICE,
+ },
.port = 1,
},
};
@@ -346,6 +359,14 @@ static int cns3xxx_pcie_abort_handler(un
return 0;
}
+void __init cns3xxx_pcie_set_irqs(int bus, int *irqs)
+{
+ int i;
+
+ for (i = 0; i < 4; i++)
+ cns3xxx_pcie[bus].irqs[i + 1] = irqs[i];
+}
+
void __init cns3xxx_pcie_init_late(void)
{
int i;
--- a/arch/arm/mach-cns3xxx/core.h
+++ b/arch/arm/mach-cns3xxx/core.h
@@ -18,8 +18,10 @@ extern void cns3xxx_timer_init(void);
#ifdef CONFIG_PCI
extern void __init cns3xxx_pcie_init_late(void);
+extern void __init cns3xxx_pcie_set_irqs(int bus, int *irqs);
#else
static inline void __init cns3xxx_pcie_init_late(void) {}
+static inline void cns3xxx_pcie_set_irqs(int bus, int *irqs) {}
#endif
void __init cns3xxx_map_io(void);

23
target/linux/cns3xxx/patches-4.19/130-Extend-PCIE_BUS_PEER2PEER-to-set-MRSS-128-to-fix-CNS3xxx-BM-DMA..patch Normal file
View File

@@ -0,0 +1,23 @@
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -2619,7 +2619,8 @@ static void pcie_write_mrrs(struct pci_d
* In the "safe" case, do not configure the MRRS. There appear to be
* issues with setting MRRS to 0 on a number of devices.
*/
- if (pcie_bus_config != PCIE_BUS_PERFORMANCE)
+ if (pcie_bus_config != PCIE_BUS_PERFORMANCE &&
+ pcie_bus_config != PCIE_BUS_PEER2PEER)
return;
/*
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -866,7 +866,7 @@ enum pcie_bus_config_types {
PCIE_BUS_DEFAULT, /* Ensure MPS matches upstream bridge */
PCIE_BUS_SAFE, /* Use largest MPS boot-time devices support */
PCIE_BUS_PERFORMANCE, /* Use MPS and MRRS for best performance */
- PCIE_BUS_PEER2PEER, /* Set MPS = 128 for all devices */
+ PCIE_BUS_PEER2PEER, /* set MPS and MRSS to 128 for all devices */
};
extern enum pcie_bus_config_types pcie_bus_config;

15
target/linux/cns3xxx/patches-4.19/200-broadcom_phy_reinit.patch Normal file
View File

@@ -0,0 +1,15 @@
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -429,7 +429,11 @@ static int bcm5481_config_aneg(struct ph
ret = genphy_config_aneg(phydev);
/* Then we can set up the delay. */
- bcm5481x_config(phydev);
+ //bcm5481x_config(phydev);
+
+ phy_write(phydev, 0x18, 0xf1e7);
+ phy_write(phydev, 0x1c, 0x8e00);
+ phy_write(phydev, 0x1c, 0xa41f);
if (of_property_read_bool(np, "enet-phy-lane-swap")) {
/* Lane Swap - Undocumented register...magic! */

63
target/linux/cns3xxx/patches-4.19/210-dwc2_defaults.patch Normal file
View File

@@ -0,0 +1,63 @@
--- a/drivers/usb/dwc2/params.c
+++ b/drivers/usb/dwc2/params.c
@@ -144,6 +144,36 @@ static void dwc2_set_stm32f7_hsotg_param
p->host_perio_tx_fifo_size = 256;
}
+static void dwc2_set_cns3xxx_params(struct dwc2_hsotg *hsotg)
+{
+ struct dwc2_core_params *p = &hsotg->params;
+
+ p->otg_cap = DWC2_CAP_PARAM_NO_HNP_SRP_CAPABLE; /* non-HNP/non-SRP capable */
+ p->host_dma = 1;
+ p->dma_desc_enable = 0;
+ p->speed = DWC2_SPEED_PARAM_HIGH; /* High Speed */
+ p->enable_dynamic_fifo = 1;
+ p->en_multiple_tx_fifo = 1;
+ p->host_rx_fifo_size = 658; /* 774 DWORDs */
+ p->host_nperio_tx_fifo_size = 128; /* 256 DWORDs */
+ p->host_perio_tx_fifo_size = 658; /* 512 DWORDs */
+ p->max_transfer_size = 65535,
+ p->max_packet_count = 511;
+ p->host_channels = 16;
+ p->phy_type = DWC2_PHY_TYPE_PARAM_UTMI; /* UTMI */
+ p->phy_utmi_width = 16; /* 8 bits */
+ p->phy_ulpi_ddr = 0; /* Single */
+ p->phy_ulpi_ext_vbus = 0;
+ p->i2c_enable = 0;
+ p->ulpi_fs_ls = 0;
+ p->host_support_fs_ls_low_power = 0;
+ p->host_ls_low_power_phy_clk = 0; /* 48 MHz */
+ p->ts_dline = 0;
+ p->reload_ctl = 0;
+ p->ahbcfg = 0x10;
+ p->uframe_sched = false;
+}
+
const struct of_device_id dwc2_of_match_table[] = {
{ .compatible = "brcm,bcm2835-usb", .data = dwc2_set_bcm_params },
{ .compatible = "hisilicon,hi6220-usb", .data = dwc2_set_his_params },
@@ -798,17 +828,23 @@ int dwc2_get_hwparams(struct dwc2_hsotg
int dwc2_init_params(struct dwc2_hsotg *hsotg)
{
+ /*
const struct of_device_id *match;
void (*set_params)(void *data);
+ */
dwc2_set_default_params(hsotg);
dwc2_get_device_properties(hsotg);
+ /*
match = of_match_device(dwc2_of_match_table, hsotg->dev);
if (match && match->data) {
set_params = match->data;
set_params(hsotg);
}
+ */
+
+ dwc2_set_cns3xxx_params(hsotg);
dwc2_check_params(hsotg);