diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-11 16:35:29 +0900 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-11-11 16:35:29 +0900 |
commit | beb5bfe424fdc15be6cf9a56e182192c1a7c7982 (patch) | |
tree | 1b8b6ff7341d53377ff32f3d09e74ddb3533372d /arch/arm/mach-omap2 | |
parent | 05ad391dbc2bd27b8d868cf9c3ec1b68a2126a16 (diff) | |
parent | 462fb38f3d2ec3deb6e60c1725bc0b6e9d4b7fdb (diff) |
Merge tag 'fixes-nc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC low-priority fixes from Olof Johansson:
"A set of fixes for various platforms that weren't considered bad
enough to include in 3.12 (nor -stable). Mostly simple typo fixes,
etc"
* tag 'fixes-nc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
ARM: OMAP2+: irq, AM33XX add missing register check
ARM: OMAP2+: wakeupgen: AM43x adaptation
ARM: OMAP1: Fix a bunch of GPIO related section warnings after initdata got corrected
ARM: dts: fix PL330 MDMA1 address in DT for Universal C210 board
ARM: dts: Work around lack of cpufreq regulator lookup for exynos4210-origen and trats boards
ARM: dts: Fix typo earlyprintk in exynos5440-sd5v1 and ssdk5440 boards
ARM: dts: Correct typo in use of samsung,pin-drv for exynos5250
ARM: rockchip: remove obsolete rockchip,config properties
ARM: rockchip: fix wrong use of non-existent CONFIG_LOCAL_TIMERS
ARM: mach-omap1: Fix omap1510_fpga_init_irq() implicit declarations.
ARM: OMAP1: fix incorrect placement of __initdata tag
ARM: OMAP: remove deprecated IRQF_DISABLED
ARM: OMAP2+: throw the die id into the entropy pool
Diffstat (limited to 'arch/arm/mach-omap2')
-rw-r--r-- | arch/arm/mach-omap2/id.c | 12 | ||||
-rw-r--r-- | arch/arm/mach-omap2/irq.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-omap2/omap-wakeupgen.c | 18 | ||||
-rw-r--r-- | arch/arm/mach-omap2/timer.c | 2 |
4 files changed, 27 insertions, 7 deletions
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 0289adcb6ef..ef32d11c4bc 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -18,6 +18,7 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> +#include <linux/random.h> #include <linux/slab.h> #ifdef CONFIG_SOC_BUS @@ -130,6 +131,17 @@ void omap_get_die_id(struct omap_die_id *odi) odi->id_3 = read_tap_reg(OMAP_TAP_DIE_ID_3); } +static int __init omap_feed_randpool(void) +{ + struct omap_die_id odi; + + /* Throw the die ID into the entropy pool at boot */ + omap_get_die_id(&odi); + add_device_randomness(&odi, sizeof(odi)); + return 0; +} +omap_device_initcall(omap_feed_randpool); + void __init omap2xxx_check_revision(void) { int i, j; diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 3926f370448..e022a869bff 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -233,7 +233,7 @@ static inline void omap_intc_handle_irq(void __iomem *base_addr, struct pt_regs goto out; irqnr = readl_relaxed(base_addr + 0xd8); -#ifdef CONFIG_SOC_TI81XX +#if IS_ENABLED(CONFIG_SOC_TI81XX) || IS_ENABLED(CONFIG_SOC_AM33XX) if (irqnr) goto out; irqnr = readl_relaxed(base_addr + 0xf8); diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index 813c61558a5..3664562f914 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -33,8 +33,12 @@ #include "omap4-sar-layout.h" #include "common.h" -#define MAX_NR_REG_BANKS 5 -#define MAX_IRQS 160 +#define AM43XX_NR_REG_BANKS 7 +#define AM43XX_IRQS 224 +#define MAX_NR_REG_BANKS AM43XX_NR_REG_BANKS +#define MAX_IRQS AM43XX_IRQS +#define DEFAULT_NR_REG_BANKS 5 +#define DEFAULT_IRQS 160 #define WKG_MASK_ALL 0x00000000 #define WKG_UNMASK_ALL 0xffffffff #define CPU_ENA_OFFSET 0x400 @@ -47,8 +51,8 @@ static void __iomem *wakeupgen_base; static void __iomem *sar_base; static DEFINE_RAW_SPINLOCK(wakeupgen_lock); static unsigned int irq_target_cpu[MAX_IRQS]; -static unsigned int irq_banks = MAX_NR_REG_BANKS; -static unsigned int max_irqs = MAX_IRQS; +static unsigned int irq_banks = DEFAULT_NR_REG_BANKS; +static unsigned int max_irqs = DEFAULT_IRQS; static unsigned int omap_secure_apis; /* @@ -418,12 +422,16 @@ int __init omap_wakeupgen_init(void) irq_banks = OMAP4_NR_BANKS; max_irqs = OMAP4_NR_IRQS; omap_secure_apis = 1; + } else if (soc_is_am43xx()) { + irq_banks = AM43XX_NR_REG_BANKS; + max_irqs = AM43XX_IRQS; } /* Clear all IRQ bitmasks at wakeupGen level */ for (i = 0; i < irq_banks; i++) { wakeupgen_writel(0, i, CPU0_ID); - wakeupgen_writel(0, i, CPU1_ID); + if (!soc_is_am43xx()) + wakeupgen_writel(0, i, CPU1_ID); } /* diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index ead48fa5715..538e7cda5ee 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -78,7 +78,7 @@ static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) static struct irqaction omap2_gp_timer_irq = { .name = "gp_timer", - .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, + .flags = IRQF_TIMER | IRQF_IRQPOLL, .handler = omap2_gp_timer_interrupt, }; |