diff options
author | Scott Wood <scottwood@freescale.com> | 2013-11-01 21:17:16 (GMT) |
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committer | Scott Wood <scottwood@freescale.com> | 2013-11-03 22:47:10 (GMT) |
commit | 31110de40dca4d4aeff4f253b3def948b88fa590 (patch) | |
tree | 0d811783836d52f15e37b4244de54f44ed4f93ad /arch/powerpc/platforms/83xx/km83xx.c | |
parent | ae60d5d27c429b13cf28a09ab8b9d30682433c5a (diff) | |
parent | 8bb495e3f02401ee6f76d1b1d77f3ac9f079e376 (diff) | |
download | linux-fsl-qoriq-31110de40dca4d4aeff4f253b3def948b88fa590.tar.xz |
Merge tag 'v3.10' into sdk-kernel-3.10
git rebase --continue
Linux 3.10
Conflicts:
Documentation/virtual/kvm/api.txt
arch/ia64/kvm/Makefile
arch/powerpc/Kconfig
arch/powerpc/Makefile
arch/powerpc/boot/dts/b4420qds.dts
arch/powerpc/boot/dts/b4860qds.dts
arch/powerpc/boot/dts/b4qds.dts
arch/powerpc/boot/dts/fsl/b4420si-post.dtsi
arch/powerpc/boot/dts/fsl/b4420si-pre.dtsi
arch/powerpc/boot/dts/fsl/b4860si-post.dtsi
arch/powerpc/boot/dts/fsl/b4860si-pre.dtsi
arch/powerpc/boot/dts/fsl/b4si-post.dtsi
arch/powerpc/boot/dts/fsl/p1010si-post.dtsi
arch/powerpc/boot/dts/fsl/p2041si-post.dtsi
arch/powerpc/boot/dts/fsl/p3041si-post.dtsi
arch/powerpc/boot/dts/fsl/p4080si-post.dtsi
arch/powerpc/boot/dts/fsl/p5020si-post.dtsi
arch/powerpc/boot/dts/fsl/p5040si-post.dtsi
arch/powerpc/boot/dts/fsl/qonverge-usb2-dr-0.dtsi
arch/powerpc/boot/dts/fsl/qoriq-sec5.0-0.dtsi
arch/powerpc/boot/dts/fsl/t4240si-post.dtsi
arch/powerpc/boot/dts/fsl/t4240si-pre.dtsi
arch/powerpc/boot/dts/p1025rdb_36b.dts
arch/powerpc/boot/dts/t4240qds.dts
arch/powerpc/configs/corenet64_smp_defconfig
arch/powerpc/configs/mpc85xx_defconfig
arch/powerpc/configs/mpc85xx_smp_defconfig
arch/powerpc/include/asm/cputable.h
arch/powerpc/include/asm/kvm_host.h
arch/powerpc/include/asm/kvm_ppc.h
arch/powerpc/include/asm/machdep.h
arch/powerpc/include/uapi/asm/kvm.h
arch/powerpc/kernel/cpu_setup_fsl_booke.S
arch/powerpc/kernel/cputable.c
arch/powerpc/kernel/idle.c
arch/powerpc/kernel/pci-common.c
arch/powerpc/kvm/Kconfig
arch/powerpc/kvm/book3s.c
arch/powerpc/kvm/booke.c
arch/powerpc/kvm/e500.c
arch/powerpc/kvm/e500_mmu.c
arch/powerpc/kvm/e500_mmu_host.c
arch/powerpc/kvm/e500mc.c
arch/powerpc/kvm/emulate.c
arch/powerpc/kvm/irq.h
arch/powerpc/kvm/mpic.c
arch/powerpc/kvm/powerpc.c
arch/powerpc/mm/tlb_nohash.c
arch/powerpc/platforms/85xx/Kconfig
arch/powerpc/platforms/85xx/b4_qds.c
arch/powerpc/platforms/85xx/t4240_qds.c
arch/powerpc/platforms/pseries/smp.c
arch/powerpc/sysdev/fsl_85xx_l2ctlr.c
arch/powerpc/sysdev/fsl_msi.c
arch/powerpc/sysdev/fsl_pci.c
arch/powerpc/sysdev/fsl_pci.h
arch/powerpc/sysdev/mpic.c
arch/x86/kvm/Makefile
arch/x86/kvm/x86.c
drivers/Kconfig
drivers/clk/Kconfig
drivers/cpufreq/Makefile
drivers/crypto/caam/caamalg.c
drivers/crypto/caam/intern.h
drivers/crypto/caam/jr.c
drivers/crypto/caam/regs.h
drivers/infiniband/ulp/ipoib/ipoib_ethtool.c
drivers/iommu/Makefile
drivers/iommu/amd_iommu.c
drivers/iommu/exynos-iommu.c
drivers/iommu/intel-iommu.c
drivers/iommu/iommu.c
drivers/iommu/msm_iommu.c
drivers/iommu/omap-iommu.c
drivers/iommu/tegra-gart.c
drivers/iommu/tegra-smmu.c
drivers/misc/Makefile
drivers/mmc/card/block.c
drivers/mmc/card/queue.c
drivers/mmc/core/core.c
drivers/mtd/nand/fsl_ifc_nand.c
drivers/net/ethernet/3com/3c501.c
drivers/net/ethernet/8390/3c503.c
drivers/net/ethernet/dec/ewrk3.c
drivers/net/ethernet/freescale/fec.c
drivers/net/ethernet/freescale/gianfar.c
drivers/net/ethernet/freescale/gianfar.h
drivers/net/ethernet/i825xx/3c505.c
drivers/net/ethernet/i825xx/3c507.c
drivers/rtc/rtc-ds3232.c
drivers/s390/net/qeth_core_main.c
drivers/staging/Kconfig
drivers/staging/Makefile
drivers/staging/ccg/u_ether.c
drivers/usb/gadget/fsl_udc_core.c
drivers/usb/otg/fsl_otg.c
drivers/vfio/vfio.c
drivers/watchdog/Kconfig
include/linux/iommu.h
include/linux/kvm_host.h
include/linux/mmc/sdhci.h
include/linux/msi.h
include/linux/netdev_features.h
include/linux/pci.h
include/linux/skbuff.h
include/net/ip6_route.h
include/net/sch_generic.h
include/net/xfrm.h
include/uapi/linux/kvm.h
net/core/netpoll.c
virt/kvm/irqchip.c
virt/kvm/kvm_main.c
Diffstat (limited to 'arch/powerpc/platforms/83xx/km83xx.c')
-rw-r--r-- | arch/powerpc/platforms/83xx/km83xx.c | 161 |
1 files changed, 83 insertions, 78 deletions
diff --git a/arch/powerpc/platforms/83xx/km83xx.c b/arch/powerpc/platforms/83xx/km83xx.c index 89923d7..bf4c447 100644 --- a/arch/powerpc/platforms/83xx/km83xx.c +++ b/arch/powerpc/platforms/83xx/km83xx.c @@ -28,8 +28,8 @@ #include <linux/of_device.h> #include <linux/atomic.h> -#include <asm/time.h> -#include <asm/io.h> +#include <linux/time.h> +#include <linux/io.h> #include <asm/machdep.h> #include <asm/ipic.h> #include <asm/irq.h> @@ -43,6 +43,82 @@ #include "mpc83xx.h" #define SVR_REV(svr) (((svr) >> 0) & 0xFFFF) /* Revision field */ + +static void quirk_mpc8360e_qe_enet10(void) +{ + /* + * handle mpc8360E Erratum QE_ENET10: + * RGMII AC values do not meet the specification + */ + uint svid = mfspr(SPRN_SVR); + struct device_node *np_par; + struct resource res; + void __iomem *base; + int ret; + + np_par = of_find_node_by_name(NULL, "par_io"); + if (np_par == NULL) { + pr_warn("%s couldn;t find par_io node\n", __func__); + return; + } + /* Map Parallel I/O ports registers */ + ret = of_address_to_resource(np_par, 0, &res); + if (ret) { + pr_warn("%s couldn;t map par_io registers\n", __func__); + return; + } + + base = ioremap(res.start, res.end - res.start + 1); + + /* + * set output delay adjustments to default values according + * table 5 in Errata Rev. 5, 9/2011: + * + * write 0b01 to UCC1 bits 18:19 + * write 0b01 to UCC2 option 1 bits 4:5 + * write 0b01 to UCC2 option 2 bits 16:17 + */ + clrsetbits_be32((base + 0xa8), 0x0c00f000, 0x04005000); + + /* + * set output delay adjustments to default values according + * table 3-13 in Reference Manual Rev.3 05/2010: + * + * write 0b01 to UCC2 option 2 bits 16:17 + * write 0b0101 to UCC1 bits 20:23 + * write 0b0101 to UCC2 option 1 bits 24:27 + */ + clrsetbits_be32((base + 0xac), 0x0000cff0, 0x00004550); + + if (SVR_REV(svid) == 0x0021) { + /* + * UCC2 option 1: write 0b1010 to bits 24:27 + * at address IMMRBAR+0x14AC + */ + clrsetbits_be32((base + 0xac), 0x000000f0, 0x000000a0); + } else if (SVR_REV(svid) == 0x0020) { + /* + * UCC1: write 0b11 to bits 18:19 + * at address IMMRBAR+0x14A8 + */ + setbits32((base + 0xa8), 0x00003000); + + /* + * UCC2 option 1: write 0b11 to bits 4:5 + * at address IMMRBAR+0x14A8 + */ + setbits32((base + 0xa8), 0x0c000000); + + /* + * UCC2 option 2: write 0b11 to bits 16:17 + * at address IMMRBAR+0x14AC + */ + setbits32((base + 0xac), 0x0000c000); + } + iounmap(base); + of_node_put(np_par); +} + /* ************************************************************************ * * Setup the architecture @@ -72,84 +148,13 @@ static void __init mpc83xx_km_setup_arch(void) for_each_node_by_name(np, "ucc") par_io_of_config(np); - } - - np = of_find_compatible_node(NULL, "network", "ucc_geth"); - if (np != NULL) { - /* - * handle mpc8360E Erratum QE_ENET10: - * RGMII AC values do not meet the specification - */ - uint svid = mfspr(SPRN_SVR); - struct device_node *np_par; - struct resource res; - void __iomem *base; - int ret; - - np_par = of_find_node_by_name(NULL, "par_io"); - if (np_par == NULL) { - printk(KERN_WARNING "%s couldn;t find par_io node\n", - __func__); - return; - } - /* Map Parallel I/O ports registers */ - ret = of_address_to_resource(np_par, 0, &res); - if (ret) { - printk(KERN_WARNING "%s couldn;t map par_io registers\n", - __func__); - return; - } - - base = ioremap(res.start, res.end - res.start + 1); - - /* - * set output delay adjustments to default values according - * table 5 in Errata Rev. 5, 9/2011: - * - * write 0b01 to UCC1 bits 18:19 - * write 0b01 to UCC2 option 1 bits 4:5 - * write 0b01 to UCC2 option 2 bits 16:17 - */ - clrsetbits_be32((base + 0xa8), 0x0c00f000, 0x04005000); - /* - * set output delay adjustments to default values according - * table 3-13 in Reference Manual Rev.3 05/2010: - * - * write 0b01 to UCC2 option 2 bits 16:17 - * write 0b0101 to UCC1 bits 20:23 - * write 0b0101 to UCC2 option 1 bits 24:27 - */ - clrsetbits_be32((base + 0xac), 0x0000cff0, 0x00004550); - - if (SVR_REV(svid) == 0x0021) { - /* - * UCC2 option 1: write 0b1010 to bits 24:27 - * at address IMMRBAR+0x14AC - */ - clrsetbits_be32((base + 0xac), 0x000000f0, 0x000000a0); - } else if (SVR_REV(svid) == 0x0020) { - /* - * UCC1: write 0b11 to bits 18:19 - * at address IMMRBAR+0x14A8 - */ - setbits32((base + 0xa8), 0x00003000); - - /* - * UCC2 option 1: write 0b11 to bits 4:5 - * at address IMMRBAR+0x14A8 - */ - setbits32((base + 0xa8), 0x0c000000); - - /* - * UCC2 option 2: write 0b11 to bits 16:17 - * at address IMMRBAR+0x14AC - */ - setbits32((base + 0xac), 0x0000c000); + /* Only apply this quirk when par_io is available */ + np = of_find_compatible_node(NULL, "network", "ucc_geth"); + if (np != NULL) { + quirk_mpc8360e_qe_enet10(); + of_node_put(np); } - iounmap(base); - of_node_put(np_par); - of_node_put(np); } #endif /* CONFIG_QUICC_ENGINE */ } |