From 002e1ec56d1171e2987c7ce5a865cf21a686a4bf Mon Sep 17 00:00:00 2001 From: Jon Hunter Date: Tue, 19 Mar 2013 12:38:18 -0500 Subject: ARM: dts: OMAP2+: Update DMTIMER compatibility property Update the DMTIMER compatibility property to reflect the register level compatibilty between devices and update the various OMAP/AM timer bindings with the appropriate compatibility string. By doing this we can add platform specific data applicable to specific timer versions to the driver. For example, errata flags can be populated for the timer versions that are impacted. Signed-off-by: Jon Hunter Acked-by: Tony Lindgren Signed-off-by: Benoit Cousson diff --git a/Documentation/devicetree/bindings/arm/omap/timer.txt b/Documentation/devicetree/bindings/arm/omap/timer.txt index 8732d4d..d02e27c 100644 --- a/Documentation/devicetree/bindings/arm/omap/timer.txt +++ b/Documentation/devicetree/bindings/arm/omap/timer.txt @@ -1,7 +1,20 @@ OMAP Timer bindings Required properties: -- compatible: Must be "ti,omap2-timer" for OMAP2+ controllers. +- compatible: Should be set to one of the below. Please note that + OMAP44xx devices have timer instances that are 100% + register compatible with OMAP3xxx devices as well as + newer timers that are not 100% register compatible. + So for OMAP44xx devices timer instances may use + different compatible strings. + + ti,omap2420-timer (applicable to OMAP24xx devices) + ti,omap3430-timer (applicable to OMAP3xxx/44xx devices) + ti,omap4430-timer (applicable to OMAP44xx devices) + ti,omap5430-timer (applicable to OMAP543x devices) + ti,am335x-timer (applicable to AM335x devices) + ti,am335x-timer-1ms (applicable to AM335x devices) + - reg: Contains timer register address range (base address and length). - interrupts: Contains the interrupt information for the timer. The @@ -22,7 +35,7 @@ Optional properties: Example: timer12: timer@48304000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x48304000 0x400>; interrupts = <95>; ti,hwmods = "timer12" diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 4beb518..df62830 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -243,7 +243,7 @@ }; timer1: timer@44e31000 { - compatible = "ti,omap2-timer"; + compatible = "ti,am335x-timer-1ms"; reg = <0x44e31000 0x400>; interrupts = <67>; ti,hwmods = "timer1"; @@ -251,21 +251,21 @@ }; timer2: timer@48040000 { - compatible = "ti,omap2-timer"; + compatible = "ti,am335x-timer"; reg = <0x48040000 0x400>; interrupts = <68>; ti,hwmods = "timer2"; }; timer3: timer@48042000 { - compatible = "ti,omap2-timer"; + compatible = "ti,am335x-timer"; reg = <0x48042000 0x400>; interrupts = <69>; ti,hwmods = "timer3"; }; timer4: timer@48044000 { - compatible = "ti,omap2-timer"; + compatible = "ti,am335x-timer"; reg = <0x48044000 0x400>; interrupts = <92>; ti,hwmods = "timer4"; @@ -273,7 +273,7 @@ }; timer5: timer@48046000 { - compatible = "ti,omap2-timer"; + compatible = "ti,am335x-timer"; reg = <0x48046000 0x400>; interrupts = <93>; ti,hwmods = "timer5"; @@ -281,7 +281,7 @@ }; timer6: timer@48048000 { - compatible = "ti,omap2-timer"; + compatible = "ti,am335x-timer"; reg = <0x48048000 0x400>; interrupts = <94>; ti,hwmods = "timer6"; @@ -289,7 +289,7 @@ }; timer7: timer@4804a000 { - compatible = "ti,omap2-timer"; + compatible = "ti,am335x-timer"; reg = <0x4804a000 0x400>; interrupts = <95>; ti,hwmods = "timer7"; diff --git a/arch/arm/boot/dts/omap2.dtsi b/arch/arm/boot/dts/omap2.dtsi index 84183f0..37aa748 100644 --- a/arch/arm/boot/dts/omap2.dtsi +++ b/arch/arm/boot/dts/omap2.dtsi @@ -85,28 +85,28 @@ }; timer2: timer@4802a000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x4802a000 0x400>; interrupts = <38>; ti,hwmods = "timer2"; }; timer3: timer@48078000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x48078000 0x400>; interrupts = <39>; ti,hwmods = "timer3"; }; timer4: timer@4807a000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x4807a000 0x400>; interrupts = <40>; ti,hwmods = "timer4"; }; timer5: timer@4807c000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x4807c000 0x400>; interrupts = <41>; ti,hwmods = "timer5"; @@ -114,7 +114,7 @@ }; timer6: timer@4807e000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x4807e000 0x400>; interrupts = <42>; ti,hwmods = "timer6"; @@ -122,7 +122,7 @@ }; timer7: timer@48080000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x48080000 0x400>; interrupts = <43>; ti,hwmods = "timer7"; @@ -130,7 +130,7 @@ }; timer8: timer@48082000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x48082000 0x400>; interrupts = <44>; ti,hwmods = "timer8"; @@ -138,7 +138,7 @@ }; timer9: timer@48084000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x48084000 0x400>; interrupts = <45>; ti,hwmods = "timer9"; @@ -146,7 +146,7 @@ }; timer10: timer@48086000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x48086000 0x400>; interrupts = <46>; ti,hwmods = "timer10"; @@ -154,7 +154,7 @@ }; timer11: timer@48088000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x48088000 0x400>; interrupts = <47>; ti,hwmods = "timer11"; @@ -162,7 +162,7 @@ }; timer12: timer@4808a000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x4808a000 0x400>; interrupts = <48>; ti,hwmods = "timer12"; diff --git a/arch/arm/boot/dts/omap2420.dtsi b/arch/arm/boot/dts/omap2420.dtsi index 455b239..a889acc 100644 --- a/arch/arm/boot/dts/omap2420.dtsi +++ b/arch/arm/boot/dts/omap2420.dtsi @@ -111,7 +111,7 @@ }; timer1: timer@48028000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x48028000 0x400>; interrupts = <37>; ti,hwmods = "timer1"; diff --git a/arch/arm/boot/dts/omap2430.dtsi b/arch/arm/boot/dts/omap2430.dtsi index 477b120..ff93b8e 100644 --- a/arch/arm/boot/dts/omap2430.dtsi +++ b/arch/arm/boot/dts/omap2430.dtsi @@ -172,7 +172,7 @@ }; timer1: timer@49018000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap2420-timer"; reg = <0x49018000 0x400>; interrupts = <37>; ti,hwmods = "timer1"; diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi index 7146e94..22d468d 100644 --- a/arch/arm/boot/dts/omap3.dtsi +++ b/arch/arm/boot/dts/omap3.dtsi @@ -377,7 +377,7 @@ }; timer1: timer@48318000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x48318000 0x400>; interrupts = <37>; ti,hwmods = "timer1"; @@ -385,28 +385,28 @@ }; timer2: timer@49032000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x49032000 0x400>; interrupts = <38>; ti,hwmods = "timer2"; }; timer3: timer@49034000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x49034000 0x400>; interrupts = <39>; ti,hwmods = "timer3"; }; timer4: timer@49036000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x49036000 0x400>; interrupts = <40>; ti,hwmods = "timer4"; }; timer5: timer@49038000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x49038000 0x400>; interrupts = <41>; ti,hwmods = "timer5"; @@ -414,7 +414,7 @@ }; timer6: timer@4903a000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x4903a000 0x400>; interrupts = <42>; ti,hwmods = "timer6"; @@ -422,7 +422,7 @@ }; timer7: timer@4903c000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x4903c000 0x400>; interrupts = <43>; ti,hwmods = "timer7"; @@ -430,7 +430,7 @@ }; timer8: timer@4903e000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x4903e000 0x400>; interrupts = <44>; ti,hwmods = "timer8"; @@ -439,7 +439,7 @@ }; timer9: timer@49040000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x49040000 0x400>; interrupts = <45>; ti,hwmods = "timer9"; @@ -447,7 +447,7 @@ }; timer10: timer@48086000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x48086000 0x400>; interrupts = <46>; ti,hwmods = "timer10"; @@ -455,7 +455,7 @@ }; timer11: timer@48088000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x48088000 0x400>; interrupts = <47>; ti,hwmods = "timer11"; @@ -463,7 +463,7 @@ }; timer12: timer@48304000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x48304000 0x400>; interrupts = <95>; ti,hwmods = "timer12"; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index e95a678..234f2d2 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -520,7 +520,7 @@ }; timer1: timer@4a318000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x4a318000 0x80>; interrupts = <0 37 0x4>; ti,hwmods = "timer1"; @@ -528,28 +528,28 @@ }; timer2: timer@48032000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x48032000 0x80>; interrupts = <0 38 0x4>; ti,hwmods = "timer2"; }; timer3: timer@48034000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap4430-timer"; reg = <0x48034000 0x80>; interrupts = <0 39 0x4>; ti,hwmods = "timer3"; }; timer4: timer@48036000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap4430-timer"; reg = <0x48036000 0x80>; interrupts = <0 40 0x4>; ti,hwmods = "timer4"; }; timer5: timer@40138000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap4430-timer"; reg = <0x40138000 0x80>, <0x49038000 0x80>; interrupts = <0 41 0x4>; @@ -558,7 +558,7 @@ }; timer6: timer@4013a000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap4430-timer"; reg = <0x4013a000 0x80>, <0x4903a000 0x80>; interrupts = <0 42 0x4>; @@ -567,7 +567,7 @@ }; timer7: timer@4013c000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap4430-timer"; reg = <0x4013c000 0x80>, <0x4903c000 0x80>; interrupts = <0 43 0x4>; @@ -576,7 +576,7 @@ }; timer8: timer@4013e000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap4430-timer"; reg = <0x4013e000 0x80>, <0x4903e000 0x80>; interrupts = <0 44 0x4>; @@ -586,7 +586,7 @@ }; timer9: timer@4803e000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap4430-timer"; reg = <0x4803e000 0x80>; interrupts = <0 45 0x4>; ti,hwmods = "timer9"; @@ -594,7 +594,7 @@ }; timer10: timer@48086000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap3430-timer"; reg = <0x48086000 0x80>; interrupts = <0 46 0x4>; ti,hwmods = "timer10"; @@ -602,7 +602,7 @@ }; timer11: timer@48088000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap4430-timer"; reg = <0x48088000 0x80>; interrupts = <0 47 0x4>; ti,hwmods = "timer11"; diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi index 86f784e..3ce54f4 100644 --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -502,7 +502,7 @@ }; timer1: timer@4ae18000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x4ae18000 0x80>; interrupts = <0 37 0x4>; ti,hwmods = "timer1"; @@ -510,28 +510,28 @@ }; timer2: timer@48032000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x48032000 0x80>; interrupts = <0 38 0x4>; ti,hwmods = "timer2"; }; timer3: timer@48034000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x48034000 0x80>; interrupts = <0 39 0x4>; ti,hwmods = "timer3"; }; timer4: timer@48036000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x48036000 0x80>; interrupts = <0 40 0x4>; ti,hwmods = "timer4"; }; timer5: timer@40138000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x40138000 0x80>, <0x49038000 0x80>; interrupts = <0 41 0x4>; @@ -540,7 +540,7 @@ }; timer6: timer@4013a000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x4013a000 0x80>, <0x4903a000 0x80>; interrupts = <0 42 0x4>; @@ -550,7 +550,7 @@ }; timer7: timer@4013c000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x4013c000 0x80>, <0x4903c000 0x80>; interrupts = <0 43 0x4>; @@ -559,7 +559,7 @@ }; timer8: timer@4013e000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x4013e000 0x80>, <0x4903e000 0x80>; interrupts = <0 44 0x4>; @@ -569,21 +569,21 @@ }; timer9: timer@4803e000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x4803e000 0x80>; interrupts = <0 45 0x4>; ti,hwmods = "timer9"; }; timer10: timer@48086000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x48086000 0x80>; interrupts = <0 46 0x4>; ti,hwmods = "timer10"; }; timer11: timer@48088000 { - compatible = "ti,omap2-timer"; + compatible = "ti,omap5430-timer"; reg = <0x48088000 0x80>; interrupts = <0 47 0x4>; ti,hwmods = "timer11"; diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 2bdd4cf..14b89af 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -143,7 +143,12 @@ static struct property device_disabled = { }; static struct of_device_id omap_timer_match[] __initdata = { - { .compatible = "ti,omap2-timer", }, + { .compatible = "ti,omap2420-timer", }, + { .compatible = "ti,omap3430-timer", }, + { .compatible = "ti,omap4430-timer", }, + { .compatible = "ti,omap5430-timer", }, + { .compatible = "ti,am335x-timer", }, + { .compatible = "ti,am335x-timer-1ms", }, { } }; diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index 05efb37..b50d478 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -895,7 +895,12 @@ static int omap_dm_timer_remove(struct platform_device *pdev) } static const struct of_device_id omap_timer_match[] = { - { .compatible = "ti,omap2-timer", }, + { .compatible = "ti,omap2420-timer", }, + { .compatible = "ti,omap3430-timer", }, + { .compatible = "ti,omap4430-timer", }, + { .compatible = "ti,omap5430-timer", }, + { .compatible = "ti,am335x-timer", }, + { .compatible = "ti,am335x-timer-1ms", }, {}, }; MODULE_DEVICE_TABLE(of, omap_timer_match); 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