summaryrefslogtreecommitdiff
path: root/arch/powerpc/platforms/83xx/km83xx.c
diff options
context:
space:
mode:
authorScott Wood <scottwood@freescale.com>2013-11-01 21:17:16 (GMT)
committerScott Wood <scottwood@freescale.com>2013-11-03 22:47:10 (GMT)
commit31110de40dca4d4aeff4f253b3def948b88fa590 (patch)
tree0d811783836d52f15e37b4244de54f44ed4f93ad /arch/powerpc/platforms/83xx/km83xx.c
parentae60d5d27c429b13cf28a09ab8b9d30682433c5a (diff)
parent8bb495e3f02401ee6f76d1b1d77f3ac9f079e376 (diff)
downloadlinux-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.c161
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 */
}