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authorJohn Crispin <john@openwrt.org>2015-02-12 08:07:39 +0000
committerJohn Crispin <john@openwrt.org>2015-02-12 08:07:39 +0000
commit44b929fcdd6e739f1882f7a9905ad051d98840b3 (patch)
treea25caba024a6688f99d88d1d326150ea010edd0c /target/linux/ramips/patches-3.18
parentde8d6e447c813af2b6e9870979aa0642b02b5198 (diff)
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ralink: make the mt7621 irq core with with the new CM api
Signed-off-by: John Crispin <blogic@openwrt.org> SVN-Revision: 44418
Diffstat (limited to 'target/linux/ramips/patches-3.18')
-rw-r--r--target/linux/ramips/patches-3.18/0012-MIPS-ralink-add-MT7621-support.patch58
1 files changed, 42 insertions, 16 deletions
diff --git a/target/linux/ramips/patches-3.18/0012-MIPS-ralink-add-MT7621-support.patch b/target/linux/ramips/patches-3.18/0012-MIPS-ralink-add-MT7621-support.patch
index 699c71c866..0eebadb849 100644
--- a/target/linux/ramips/patches-3.18/0012-MIPS-ralink-add-MT7621-support.patch
+++ b/target/linux/ramips/patches-3.18/0012-MIPS-ralink-add-MT7621-support.patch
@@ -78,7 +78,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+#endif
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
-@@ -51,6 +51,7 @@ SECTIONS
+@@ -51,6 +51,7 @@
/* read-only */
_text = .; /* Text and read-only data */
.text : {
@@ -88,7 +88,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
LOCK_TEXT
--- a/arch/mips/ralink/Kconfig
+++ b/arch/mips/ralink/Kconfig
-@@ -7,6 +7,11 @@ config CLKEVT_RT3352
+@@ -7,6 +7,11 @@
select CLKSRC_OF
select CLKSRC_MMIO
@@ -100,7 +100,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
choice
prompt "Ralink SoC selection"
default SOC_RT305X
-@@ -28,6 +33,15 @@ choice
+@@ -28,6 +33,15 @@
config SOC_MT7620
bool "MT7620"
@@ -116,7 +116,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
endchoice
choice
-@@ -59,6 +73,10 @@ choice
+@@ -59,6 +73,10 @@
depends on SOC_MT7620
select BUILTIN_DTB
@@ -154,7 +154,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
--- a/arch/mips/ralink/Platform
+++ b/arch/mips/ralink/Platform
-@@ -27,3 +27,8 @@ cflags-$(CONFIG_SOC_RT3883) += -I$(srctr
+@@ -27,3 +27,8 @@
#
load-$(CONFIG_SOC_MT7620) += 0xffffffff80000000
cflags-$(CONFIG_SOC_MT7620) += -I$(srctree)/arch/mips/include/asm/mach-ralink/mt7620
@@ -165,7 +165,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+cflags-$(CONFIG_SOC_MT7621) += -I$(srctree)/arch/mips/include/asm/mach-ralink/mt7621
--- /dev/null
+++ b/arch/mips/ralink/irq-gic.c
-@@ -0,0 +1,271 @@
+@@ -0,0 +1,268 @@
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
@@ -185,9 +185,9 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+#include <asm/setup.h>
+
+#include <asm/gic.h>
-+#include <asm/gcmpregs.h>
+
+#include <asm/mach-ralink/mt7621.h>
++#define GIC_BASE_ADDR 0x1fbc0000
+
+unsigned long _gcmp_base;
+static int gic_resched_int_base = 56;
@@ -241,7 +241,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ gic_intr_map[i].pin = GIC_CPU_INT0;
+ gic_intr_map[i].polarity = GIC_POL_POS;
+ gic_intr_map[i].trigtype = GIC_TRIG_LEVEL;
-+ gic_intr_map[i].flags = GIC_FLAG_IPI;
++ gic_intr_map[i].flags = 0;
+ }
+
+#if defined(CONFIG_MIPS_MT_SMP)
@@ -388,11 +388,8 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+ if (!_gcmp_base)
+ panic("Failed to remap gcmp memory\n");
+
-+ if ((GCMPGCB(GCMPB) & GCMP_GCB_GCMPB_GCMPBASE_MSK) != gcmp.start)
-+ panic("Failed to find gcmp core\n");
-+
+ /* tell the gcmp where to find the gic */
-+ GCMPGCB(GICBA) = gic.start | GCMP_GCB_GICBA_EN_MSK;
++ write_gcr_gic_base(GIC_BASE_ADDR | CM_GCR_GIC_BASE_GICEN_MSK);
+ gic_present = 1;
+ if (cpu_has_vint) {
+ set_vi_handler(2, gic_irqdispatch);
@@ -523,7 +520,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+}
--- /dev/null
+++ b/arch/mips/ralink/mt7621.c
-@@ -0,0 +1,183 @@
+@@ -0,0 +1,192 @@
+/*
+ * 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
@@ -539,10 +536,11 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
-+#include <asm/gcmpregs.h>
+
+#include <asm/mipsregs.h>
+#include <asm/smp-ops.h>
++#include <asm/mips-cm.h>
++#include <asm/mips-cpc.h>
+#include <asm/mach-ralink/ralink_regs.h>
+#include <asm/mach-ralink/mt7621.h>
+
@@ -704,6 +702,34 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
+
+ rt2880_pinmux_data = mt7621_pinmux_data;
+
-+ if (register_cmp_smp_ops())
-+ panic("failed to register_vsmp_smp_ops()");
++ /* Early detection of CMP support */
++ mips_cm_probe();
++ mips_cpc_probe();
++
++ if (!register_cps_smp_ops())
++ return;
++ if (!register_cmp_smp_ops())
++ return;
++ if (!register_vsmp_smp_ops())
++ return;
+}
+--- a/arch/mips/kernel/mips-cm.c
++++ b/arch/mips/kernel/mips-cm.c
+@@ -105,7 +105,7 @@
+ write_gcr_base(base_reg);
+
+ /* disable CM regions */
+- write_gcr_reg0_base(CM_GCR_REGn_BASE_BASEADDR_MSK);
++/* write_gcr_reg0_base(CM_GCR_REGn_BASE_BASEADDR_MSK);
+ write_gcr_reg0_mask(CM_GCR_REGn_MASK_ADDRMASK_MSK);
+ write_gcr_reg1_base(CM_GCR_REGn_BASE_BASEADDR_MSK);
+ write_gcr_reg1_mask(CM_GCR_REGn_MASK_ADDRMASK_MSK);
+@@ -113,7 +113,7 @@
+ write_gcr_reg2_mask(CM_GCR_REGn_MASK_ADDRMASK_MSK);
+ write_gcr_reg3_base(CM_GCR_REGn_BASE_BASEADDR_MSK);
+ write_gcr_reg3_mask(CM_GCR_REGn_MASK_ADDRMASK_MSK);
+-
++*/
+ /* probe for an L2-only sync region */
+ mips_cm_probe_l2sync();
+