From f22897e16e9173900f7ebcf13411997e9cf95f85 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 11 Dec 2015 19:22:15 +0000 Subject: [PATCH] Revert "ramips: use gic timer as clocksource for mt7621" This reverts commit 270a2afcc544ca14e79198346e7e186033472ae7. SVN-Revision: 47872 --- target/linux/ramips/dts/mt7621.dtsi | 14 ---- target/linux/ramips/mt7621/config-4.3 | 4 - .../0902-mt7621-use-gic-timer.patch | 83 ------------------- 3 files changed, 101 deletions(-) delete mode 100644 target/linux/ramips/patches-4.3/0902-mt7621-use-gic-timer.patch diff --git a/target/linux/ramips/dts/mt7621.dtsi b/target/linux/ramips/dts/mt7621.dtsi index 06828c6bbd..a06aee733b 100644 --- a/target/linux/ramips/dts/mt7621.dtsi +++ b/target/linux/ramips/dts/mt7621.dtsi @@ -88,9 +88,6 @@ compatible = "ns16550a"; reg = <0xc00 0x100>; - /* FIXME: there should be way to detect this */ - clock-frequency = <50000000>; - interrupt-parent = <&gic>; interrupts = ; @@ -105,9 +102,6 @@ compatible = "ralink,mt7621-spi"; reg = <0xb00 0x100>; - /* FIXME: there should be way to detect this */ - clock-frequency = <50000000>; - resets = <&rstctrl 18>; reset-names = "spi"; @@ -249,14 +243,6 @@ #interrupt-cells = <3>; mti,reserved-cpu-vectors = <7>; - - timer { - compatible = "mti,gic-timer"; - interrupts = ; - - /* FIXME: there should be way to detect this */ - clock-frequency = <880000000>; - }; }; nand@1e003000 { diff --git a/target/linux/ramips/mt7621/config-4.3 b/target/linux/ramips/mt7621/config-4.3 index a56395cfdd..f25850a002 100644 --- a/target/linux/ramips/mt7621/config-4.3 +++ b/target/linux/ramips/mt7621/config-4.3 @@ -17,13 +17,10 @@ CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_CEVT_R4K=y # CONFIG_CEVT_SYSTICK_QUIRK is not set CONFIG_CLKDEV_LOOKUP=y -CONFIG_CLKSRC_MIPS_GIC=y -CONFIG_CLKSRC_OF=y CONFIG_CLONE_BACKWARDS=y CONFIG_CMDLINE="rootfstype=squashfs,jffs2" CONFIG_CMDLINE_BOOL=y # CONFIG_CMDLINE_OVERRIDE is not set -CONFIG_COMMON_CLK=y CONFIG_CPU_GENERIC_DUMP_TLB=y CONFIG_CPU_HAS_PREFETCH=y CONFIG_CPU_HAS_SYNC=y @@ -81,7 +78,6 @@ CONFIG_HAVE_ARCH_TRACEHOOK=y CONFIG_HAVE_BPF_JIT=y CONFIG_HAVE_CC_STACKPROTECTOR=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 diff --git a/target/linux/ramips/patches-4.3/0902-mt7621-use-gic-timer.patch b/target/linux/ramips/patches-4.3/0902-mt7621-use-gic-timer.patch deleted file mode 100644 index 5a78b88bdd..0000000000 --- a/target/linux/ramips/patches-4.3/0902-mt7621-use-gic-timer.patch +++ /dev/null @@ -1,83 +0,0 @@ ---- a/arch/mips/ralink/Kconfig -+++ b/arch/mips/ralink/Kconfig -@@ -52,6 +52,8 @@ choice - select SYS_SUPPORTS_SMP - select SYS_SUPPORTS_MIPS_CPS - select MIPS_GIC -+ select COMMON_CLK -+ select CLKSRC_MIPS_GIC - select HW_HAS_PCI - endchoice - ---- a/arch/mips/ralink/Makefile -+++ b/arch/mips/ralink/Makefile -@@ -6,14 +6,18 @@ - # Copyright (C) 2009-2011 Gabor Juhos - # Copyright (C) 2013 John Crispin - --obj-y := prom.o of.o reset.o clk.o timer.o -+obj-y := prom.o of.o reset.o -+ -+ifndef CONFIG_MIPS_GIC -+ obj-y += clk.o timer.o -+endif - - obj-$(CONFIG_CLKEVT_RT3352) += cevt-rt3352.o - - obj-$(CONFIG_RALINK_ILL_ACC) += ill_acc.o - - obj-$(CONFIG_IRQ_INTC) += irq.o --obj-$(CONFIG_MIPS_GIC) += irq-gic.o -+obj-$(CONFIG_MIPS_GIC) += irq-gic.o timer-gic.o - - obj-$(CONFIG_SOC_RT288X) += rt288x.o - obj-$(CONFIG_SOC_RT305X) += rt305x.o ---- a/arch/mips/ralink/irq-gic.c -+++ b/arch/mips/ralink/irq-gic.c -@@ -3,13 +3,6 @@ - #include - #include - --#include -- --unsigned int get_c0_compare_int(void) --{ -- return gic_get_c0_compare_int(); --} -- - void __init - arch_init_irq(void) - { ---- /dev/null -+++ b/arch/mips/ralink/timer-gic.c -@@ -0,0 +1,13 @@ -+#include -+ -+#include -+#include -+ -+#include "common.h" -+ -+void __init plat_time_init(void) -+{ -+ ralink_of_remap(); -+ -+ clocksource_of_init(); -+} ---- a/arch/mips/ralink/mt7621.c -+++ b/arch/mips/ralink/mt7621.c -@@ -152,11 +152,14 @@ void __init ralink_clk_init(void) - } - break; - } -+ /* -+ FIXME: detect frequency automatically - cpu_clk = 880000000; - ralink_clk_add("cpu", cpu_clk); - ralink_clk_add("1e000b00.spi", 50000000); - ralink_clk_add("1e000c00.uartlite", 50000000); - ralink_clk_add("1e000d00.uart", 50000000); -+ */ - } - - void __init ralink_of_remap(void) -- 2.30.2