From 0ae28542a87e1c5e3364bd5da226a2a9fbf1577d Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Sat, 28 Apr 2012 19:21:06 +0530 Subject: [PATCH 1/7] ARM: OMAP4: Don't compile cm2xxx_3xxx.c for OMAP4 only builds. Since OMAP4 code base now makes use of OMAP4 specific PRCM functions, cm2xxx_3xxx.c need not be compiled for OMAP4 only builds. Signed-off-by: Santosh Shilimkar Acked-by: Paul Walmsley --- arch/arm/mach-omap2/Makefile | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 49f92bc1c311..56ed62e999c7 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -86,10 +86,7 @@ obj-y += prm_common.o obj-$(CONFIG_ARCH_OMAP2) += prcm.o cm2xxx_3xxx.o prm2xxx_3xxx.o obj-$(CONFIG_ARCH_OMAP3) += prcm.o cm2xxx_3xxx.o prm2xxx_3xxx.o \ vc3xxx_data.o vp3xxx_data.o -# XXX The presence of cm2xxx_3xxx.o on the line below is temporary and -# will be removed once the OMAP4 part of the codebase is converted to -# use OMAP4-specific PRCM functions. -obj-$(CONFIG_ARCH_OMAP4) += prcm.o cm2xxx_3xxx.o cminst44xx.o \ +obj-$(CONFIG_ARCH_OMAP4) += prcm.o cminst44xx.o \ cm44xx.o prcm_mpu44xx.o \ prminst44xx.o vc44xx_data.o \ vp44xx_data.o prm44xx.o From eb401553106db50ed36b2ab72e957efff7c46c9b Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Sat, 28 Apr 2012 19:57:32 +0530 Subject: [PATCH 2/7] ARM: OMAP2+: Clean up wrapping multiple objects in Makefile Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/Makefile | 160 +++++++++++++++++------------------ 1 file changed, 78 insertions(+), 82 deletions(-) diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 56ed62e999c7..669e2b18e026 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -24,10 +24,11 @@ endif obj-$(CONFIG_TWL4030_CORE) += omap_twl.o # SMP support ONLY available for OMAP4 + obj-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o obj-$(CONFIG_HOTPLUG_CPU) += omap-hotplug.o -obj-$(CONFIG_ARCH_OMAP4) += omap4-common.o omap-wakeupgen.o \ - sleep44xx.o +obj-$(CONFIG_ARCH_OMAP4) += omap4-common.o omap-wakeupgen.o +obj-$(CONFIG_ARCH_OMAP4) += sleep44xx.o plus_sec := $(call as-instr,.arch_extension sec,+sec) AFLAGS_omap-headsmp.o :=-Wa,-march=armv7-a$(plus_sec) @@ -64,10 +65,10 @@ endif ifeq ($(CONFIG_PM),y) obj-$(CONFIG_ARCH_OMAP2) += pm24xx.o obj-$(CONFIG_ARCH_OMAP2) += sleep24xx.o -obj-$(CONFIG_ARCH_OMAP3) += pm34xx.o sleep34xx.o \ - cpuidle34xx.o -obj-$(CONFIG_ARCH_OMAP4) += pm44xx.o omap-mpuss-lowpower.o \ - cpuidle44xx.o +obj-$(CONFIG_ARCH_OMAP3) += pm34xx.o sleep34xx.o +obj-$(CONFIG_ARCH_OMAP3) += cpuidle34xx.o +obj-$(CONFIG_ARCH_OMAP4) += pm44xx.o omap-mpuss-lowpower.o +obj-$(CONFIG_ARCH_OMAP4) += cpuidle44xx.o obj-$(CONFIG_PM_DEBUG) += pm-debug.o obj-$(CONFIG_OMAP_SMARTREFLEX) += sr_device.o smartreflex.o obj-$(CONFIG_OMAP_SMARTREFLEX_CLASS3) += smartreflex-class3.o @@ -84,85 +85,84 @@ endif # PRCM obj-y += prm_common.o obj-$(CONFIG_ARCH_OMAP2) += prcm.o cm2xxx_3xxx.o prm2xxx_3xxx.o -obj-$(CONFIG_ARCH_OMAP3) += prcm.o cm2xxx_3xxx.o prm2xxx_3xxx.o \ - vc3xxx_data.o vp3xxx_data.o -obj-$(CONFIG_ARCH_OMAP4) += prcm.o cminst44xx.o \ - cm44xx.o prcm_mpu44xx.o \ - prminst44xx.o vc44xx_data.o \ - vp44xx_data.o prm44xx.o +obj-$(CONFIG_ARCH_OMAP3) += prcm.o cm2xxx_3xxx.o prm2xxx_3xxx.o +obj-$(CONFIG_ARCH_OMAP3) += vc3xxx_data.o vp3xxx_data.o +obj-$(CONFIG_ARCH_OMAP4) += prcm.o cminst44xx.o cm44xx.o +obj-$(CONFIG_ARCH_OMAP4) += prcm_mpu44xx.o prminst44xx.o +obj-$(CONFIG_ARCH_OMAP4) += vc44xx_data.o vp44xx_data.o prm44xx.o # OMAP voltage domains voltagedomain-common := voltage.o vc.o vp.o -obj-$(CONFIG_ARCH_OMAP2) += $(voltagedomain-common) \ - voltagedomains2xxx_data.o -obj-$(CONFIG_ARCH_OMAP3) += $(voltagedomain-common) \ - voltagedomains3xxx_data.o -obj-$(CONFIG_ARCH_OMAP4) += $(voltagedomain-common) \ - voltagedomains44xx_data.o +obj-$(CONFIG_ARCH_OMAP2) += $(voltagedomain-common) +obj-$(CONFIG_ARCH_OMAP2) += voltagedomains2xxx_data.o +obj-$(CONFIG_ARCH_OMAP3) += $(voltagedomain-common) +obj-$(CONFIG_ARCH_OMAP3) += voltagedomains3xxx_data.o +obj-$(CONFIG_ARCH_OMAP4) += $(voltagedomain-common) +obj-$(CONFIG_ARCH_OMAP4) += voltagedomains44xx_data.o # OMAP powerdomain framework powerdomain-common += powerdomain.o powerdomain-common.o -obj-$(CONFIG_ARCH_OMAP2) += $(powerdomain-common) \ - powerdomain2xxx_3xxx.o \ - powerdomains2xxx_data.o \ - powerdomains2xxx_3xxx_data.o -obj-$(CONFIG_ARCH_OMAP3) += $(powerdomain-common) \ - powerdomain2xxx_3xxx.o \ - powerdomains3xxx_data.o \ - powerdomains2xxx_3xxx_data.o -obj-$(CONFIG_ARCH_OMAP4) += $(powerdomain-common) \ - powerdomain44xx.o \ - powerdomains44xx_data.o +obj-$(CONFIG_ARCH_OMAP2) += $(powerdomain-common) +obj-$(CONFIG_ARCH_OMAP2) += powerdomains2xxx_data.o +obj-$(CONFIG_ARCH_OMAP2) += powerdomain2xxx_3xxx.o +obj-$(CONFIG_ARCH_OMAP2) += powerdomains2xxx_3xxx_data.o +obj-$(CONFIG_ARCH_OMAP3) += $(powerdomain-common) +obj-$(CONFIG_ARCH_OMAP3) += powerdomain2xxx_3xxx.o +obj-$(CONFIG_ARCH_OMAP3) += powerdomains3xxx_data.o +obj-$(CONFIG_ARCH_OMAP3) += powerdomains2xxx_3xxx_data.o +obj-$(CONFIG_ARCH_OMAP4) += $(powerdomain-common) +obj-$(CONFIG_ARCH_OMAP4) += powerdomain44xx.o +obj-$(CONFIG_ARCH_OMAP4) += powerdomains44xx_data.o # PRCM clockdomain control -obj-$(CONFIG_ARCH_OMAP2) += clockdomain.o \ - clockdomain2xxx_3xxx.o \ - clockdomains2xxx_3xxx_data.o +obj-$(CONFIG_ARCH_OMAP2) += clockdomain.o +obj-$(CONFIG_ARCH_OMAP2) += clockdomain2xxx_3xxx.o +obj-$(CONFIG_ARCH_OMAP2) += clockdomains2xxx_3xxx_data.o obj-$(CONFIG_SOC_OMAP2420) += clockdomains2420_data.o obj-$(CONFIG_SOC_OMAP2430) += clockdomains2430_data.o -obj-$(CONFIG_ARCH_OMAP3) += clockdomain.o \ - clockdomain2xxx_3xxx.o \ - clockdomains2xxx_3xxx_data.o \ - clockdomains3xxx_data.o -obj-$(CONFIG_ARCH_OMAP4) += clockdomain.o \ - clockdomain44xx.o \ - clockdomains44xx_data.o +obj-$(CONFIG_ARCH_OMAP3) += clockdomain.o +obj-$(CONFIG_ARCH_OMAP3) += clockdomain2xxx_3xxx.o +obj-$(CONFIG_ARCH_OMAP3) += clockdomains2xxx_3xxx_data.o +obj-$(CONFIG_ARCH_OMAP3) += clockdomains3xxx_data.o +obj-$(CONFIG_ARCH_OMAP4) += clockdomain.o +obj-$(CONFIG_ARCH_OMAP4) += clockdomain44xx.o +obj-$(CONFIG_ARCH_OMAP4) += clockdomains44xx_data.o # Clock framework -obj-$(CONFIG_ARCH_OMAP2) += $(clock-common) clock2xxx.o \ - clkt2xxx_sys.o \ - clkt2xxx_dpllcore.o \ - clkt2xxx_virt_prcm_set.o \ - clkt2xxx_apll.o clkt2xxx_osc.o \ - clkt2xxx_dpll.o clkt_iclk.o +obj-$(CONFIG_ARCH_OMAP2) += $(clock-common) clock2xxx.o +obj-$(CONFIG_ARCH_OMAP2) += clkt2xxx_sys.o +obj-$(CONFIG_ARCH_OMAP2) += clkt2xxx_dpllcore.o +obj-$(CONFIG_ARCH_OMAP2) += clkt2xxx_virt_prcm_set.o +obj-$(CONFIG_ARCH_OMAP2) += clkt2xxx_apll.o clkt2xxx_osc.o +obj-$(CONFIG_ARCH_OMAP2) += clkt2xxx_dpll.o clkt_iclk.o obj-$(CONFIG_SOC_OMAP2420) += clock2420_data.o obj-$(CONFIG_SOC_OMAP2430) += clock2430.o clock2430_data.o -obj-$(CONFIG_ARCH_OMAP3) += $(clock-common) clock3xxx.o \ - clock34xx.o clkt34xx_dpll3m2.o \ - clock3517.o clock36xx.o \ - dpll3xxx.o clock3xxx_data.o \ - clkt_iclk.o -obj-$(CONFIG_ARCH_OMAP4) += $(clock-common) clock44xx_data.o \ - dpll3xxx.o dpll44xx.o +obj-$(CONFIG_ARCH_OMAP3) += $(clock-common) clock3xxx.o +obj-$(CONFIG_ARCH_OMAP3) += clock34xx.o clkt34xx_dpll3m2.o +obj-$(CONFIG_ARCH_OMAP3) += clock3517.o clock36xx.o +obj-$(CONFIG_ARCH_OMAP3) += dpll3xxx.o clock3xxx_data.o +obj-$(CONFIG_ARCH_OMAP3) += clkt_iclk.o +obj-$(CONFIG_ARCH_OMAP4) += $(clock-common) clock44xx_data.o +obj-$(CONFIG_ARCH_OMAP4) += dpll3xxx.o dpll44xx.o # OMAP2 clock rate set data (old "OPP" data) obj-$(CONFIG_SOC_OMAP2420) += opp2420_data.o obj-$(CONFIG_SOC_OMAP2430) += opp2430_data.o # hwmod data -obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2xxx_ipblock_data.o \ - omap_hwmod_2xxx_3xxx_ipblock_data.o \ - omap_hwmod_2xxx_interconnect_data.o \ - omap_hwmod_2xxx_3xxx_interconnect_data.o \ - omap_hwmod_2420_data.o -obj-$(CONFIG_SOC_OMAP2430) += omap_hwmod_2xxx_ipblock_data.o \ - omap_hwmod_2xxx_3xxx_ipblock_data.o \ - omap_hwmod_2xxx_interconnect_data.o \ - omap_hwmod_2xxx_3xxx_interconnect_data.o \ - omap_hwmod_2430_data.o -obj-$(CONFIG_ARCH_OMAP3) += omap_hwmod_2xxx_3xxx_ipblock_data.o \ - omap_hwmod_2xxx_3xxx_interconnect_data.o \ - omap_hwmod_3xxx_data.o +obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2xxx_ipblock_data.o +obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2xxx_3xxx_ipblock_data.o +obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2xxx_interconnect_data.o +obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2xxx_3xxx_interconnect_data.o +obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2420_data.o +obj-$(CONFIG_SOC_OMAP2430) += omap_hwmod_2xxx_ipblock_data.o +obj-$(CONFIG_SOC_OMAP2430) += omap_hwmod_2xxx_3xxx_ipblock_data.o +obj-$(CONFIG_SOC_OMAP2430) += omap_hwmod_2xxx_interconnect_data.o +obj-$(CONFIG_SOC_OMAP2430) += omap_hwmod_2xxx_3xxx_interconnect_data.o +obj-$(CONFIG_SOC_OMAP2430) += omap_hwmod_2430_data.o +obj-$(CONFIG_ARCH_OMAP3) += omap_hwmod_2xxx_3xxx_ipblock_data.o +obj-$(CONFIG_ARCH_OMAP3) += omap_hwmod_2xxx_3xxx_interconnect_data.o +obj-$(CONFIG_ARCH_OMAP3) += omap_hwmod_3xxx_data.o obj-$(CONFIG_ARCH_OMAP4) += omap_hwmod_44xx_data.o # EMU peripherals @@ -200,23 +200,19 @@ obj-$(CONFIG_MACH_OMAP3EVM) += board-omap3evm.o obj-$(CONFIG_MACH_OMAP3_PANDORA) += board-omap3pandora.o obj-$(CONFIG_MACH_OMAP_3430SDP) += board-3430sdp.o obj-$(CONFIG_MACH_NOKIA_N8X0) += board-n8x0.o -obj-$(CONFIG_MACH_NOKIA_RM680) += board-rm680.o \ - sdram-nokia.o -obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \ - sdram-nokia.o \ - board-rx51-peripherals.o \ - board-rx51-video.o -obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom.o \ - board-zoom-peripherals.o \ - board-zoom-display.o \ - board-zoom-debugboard.o -obj-$(CONFIG_MACH_OMAP_ZOOM3) += board-zoom.o \ - board-zoom-peripherals.o \ - board-zoom-display.o \ - board-zoom-debugboard.o -obj-$(CONFIG_MACH_OMAP_3630SDP) += board-3630sdp.o \ - board-zoom-peripherals.o \ - board-zoom-display.o +obj-$(CONFIG_MACH_NOKIA_RM680) += board-rm680.o sdram-nokia.o +obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o sdram-nokia.o +obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51-peripherals.o +obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51-video.o +obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom.o board-zoom-peripherals.o +obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom-display.o +obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom-debugboard.o +obj-$(CONFIG_MACH_OMAP_ZOOM3) += board-zoom.o board-zoom-peripherals.o +obj-$(CONFIG_MACH_OMAP_ZOOM3) += board-zoom-display.o +obj-$(CONFIG_MACH_OMAP_ZOOM3) += board-zoom-debugboard.o +obj-$(CONFIG_MACH_OMAP_3630SDP) += board-3630sdp.o +obj-$(CONFIG_MACH_OMAP_3630SDP) += board-zoom-peripherals.o +obj-$(CONFIG_MACH_OMAP_3630SDP) += board-zoom-display.o obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o obj-$(CONFIG_MACH_CM_T3517) += board-cm-t3517.o obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o From 084753d18e6d2d95db21cc89514f225c8a7635b3 Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Sat, 28 Apr 2012 20:06:10 +0530 Subject: [PATCH 3/7] ARM: OMAP4: Remove un-used WakeupGen register defines. Current OMAP code doesn't use any of the OMAP_WKG_ENB_SECURE_* registers. So remove those defines. Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/include/mach/omap-wakeupgen.h | 8 -------- 1 file changed, 8 deletions(-) diff --git a/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h b/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h index d79321b0f2a2..548de90b58c2 100644 --- a/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h +++ b/arch/arm/mach-omap2/include/mach/omap-wakeupgen.h @@ -16,18 +16,10 @@ #define OMAP_WKG_ENB_B_0 0x14 #define OMAP_WKG_ENB_C_0 0x18 #define OMAP_WKG_ENB_D_0 0x1c -#define OMAP_WKG_ENB_SECURE_A_0 0x20 -#define OMAP_WKG_ENB_SECURE_B_0 0x24 -#define OMAP_WKG_ENB_SECURE_C_0 0x28 -#define OMAP_WKG_ENB_SECURE_D_0 0x2c #define OMAP_WKG_ENB_A_1 0x410 #define OMAP_WKG_ENB_B_1 0x414 #define OMAP_WKG_ENB_C_1 0x418 #define OMAP_WKG_ENB_D_1 0x41c -#define OMAP_WKG_ENB_SECURE_A_1 0x420 -#define OMAP_WKG_ENB_SECURE_B_1 0x424 -#define OMAP_WKG_ENB_SECURE_C_1 0x428 -#define OMAP_WKG_ENB_SECURE_D_1 0x42c #define OMAP_AUX_CORE_BOOT_0 0x800 #define OMAP_AUX_CORE_BOOT_1 0x804 #define OMAP_PTMSYNCREQ_MASK 0xc00 From d07c3df8019bf01306065c4271421d70ad23e5e8 Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Sat, 28 Apr 2012 20:19:10 +0530 Subject: [PATCH 4/7] ARM: OMAP: dma: Make use of cpu_class_is_omap2() to avoid future patching. cpu_class_is_omap2() contains all OMAP2+ devices. So update the DMA code cpu checks accordingly so that there is no need to patch the file for any future OMAP2+ devices. In long run, all these attributes should come from hwmod dev_attr based on DMA IP version. Signed-off-by: Santosh Shilimkar --- arch/arm/plat-omap/dma.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index ecdb3da0dea9..c046a1942ef7 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -843,7 +843,7 @@ omap_dma_set_prio_lch(int lch, unsigned char read_prio, } l = p->dma_read(CCR, lch); l &= ~((1 << 6) | (1 << 26)); - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) + if (cpu_class_is_omap2() && !cpu_is_omap242x()) l |= ((read_prio & 0x1) << 6) | ((write_prio & 0x1) << 26); else l |= ((read_prio & 0x1) << 6); @@ -2057,7 +2057,7 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) } } - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) + if (cpu_class_is_omap2() && !cpu_is_omap242x()) omap_dma_set_global_params(DMA_DEFAULT_ARB_RATE, DMA_DEFAULT_FIFO_DEPTH, 0); From 256aa5fc239d7c1986dd47b88c6297d582e7763c Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Sat, 28 Apr 2012 20:25:31 +0530 Subject: [PATCH 5/7] ARM: All OMAP2PLUS machines use omap2 directory so just add one entry All OMAP2PLUS arch based machines makes use of mach-omap2 directory. So just add one entry so that there is no need to patch this file for any OMAP2+ devices. Signed-off-by: Santosh Shilimkar --- arch/arm/Makefile | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 047a20780fc1..7a6bde07e787 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -164,9 +164,7 @@ machine-$(CONFIG_ARCH_MXS) := mxs machine-$(CONFIG_ARCH_NETX) := netx machine-$(CONFIG_ARCH_NOMADIK) := nomadik machine-$(CONFIG_ARCH_OMAP1) := omap1 -machine-$(CONFIG_ARCH_OMAP2) := omap2 -machine-$(CONFIG_ARCH_OMAP3) := omap2 -machine-$(CONFIG_ARCH_OMAP4) := omap2 +machine-$(CONFIG_ARCH_OMAP2PLUS) := omap2 machine-$(CONFIG_ARCH_ORION5X) := orion5x machine-$(CONFIG_ARCH_PICOXCELL) := picoxcell machine-$(CONFIG_ARCH_PNX4008) := pnx4008 From 7d6e11ef30ea61007e6059748e80bb27606281ea Mon Sep 17 00:00:00 2001 From: Santosh Shilimkar Date: Mon, 30 Apr 2012 15:47:42 +0530 Subject: [PATCH 6/7] ARM: OMAP4: Reduce the static IO mapping EMIF, GMPC and DMM driver can ioremap() the address space as part of driver intialisation and there is no need to have static IO mapping for them. Hence remove the un-used static IP space and let the respective drivers manage it as part if driver init. Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/io.c | 30 ------------------------------ arch/arm/mach-omap2/iomap.h | 28 ---------------------------- 2 files changed, 58 deletions(-) diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 065bd768987c..595a5ddcad4b 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -214,42 +214,12 @@ static struct map_desc omap44xx_io_desc[] __initdata = { .length = L4_44XX_SIZE, .type = MT_DEVICE, }, - { - .virtual = OMAP44XX_GPMC_VIRT, - .pfn = __phys_to_pfn(OMAP44XX_GPMC_PHYS), - .length = OMAP44XX_GPMC_SIZE, - .type = MT_DEVICE, - }, - { - .virtual = OMAP44XX_EMIF1_VIRT, - .pfn = __phys_to_pfn(OMAP44XX_EMIF1_PHYS), - .length = OMAP44XX_EMIF1_SIZE, - .type = MT_DEVICE, - }, - { - .virtual = OMAP44XX_EMIF2_VIRT, - .pfn = __phys_to_pfn(OMAP44XX_EMIF2_PHYS), - .length = OMAP44XX_EMIF2_SIZE, - .type = MT_DEVICE, - }, - { - .virtual = OMAP44XX_DMM_VIRT, - .pfn = __phys_to_pfn(OMAP44XX_DMM_PHYS), - .length = OMAP44XX_DMM_SIZE, - .type = MT_DEVICE, - }, { .virtual = L4_PER_44XX_VIRT, .pfn = __phys_to_pfn(L4_PER_44XX_PHYS), .length = L4_PER_44XX_SIZE, .type = MT_DEVICE, }, - { - .virtual = L4_EMU_44XX_VIRT, - .pfn = __phys_to_pfn(L4_EMU_44XX_PHYS), - .length = L4_EMU_44XX_SIZE, - .type = MT_DEVICE, - }, #ifdef CONFIG_OMAP4_ERRATA_I688 { .virtual = OMAP4_SRAM_VA, diff --git a/arch/arm/mach-omap2/iomap.h b/arch/arm/mach-omap2/iomap.h index 0812b154f5b5..80b88921faba 100644 --- a/arch/arm/mach-omap2/iomap.h +++ b/arch/arm/mach-omap2/iomap.h @@ -37,9 +37,6 @@ #define OMAP4_L3_PER_IO_OFFSET 0xb1100000 #define OMAP4_L3_PER_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_PER_IO_OFFSET) -#define OMAP4_GPMC_IO_OFFSET 0xa9000000 -#define OMAP4_GPMC_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_GPMC_IO_OFFSET) - #define OMAP2_EMU_IO_OFFSET 0xaa800000 /* Emulation */ #define OMAP2_EMU_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_EMU_IO_OFFSET) @@ -170,28 +167,3 @@ #define L4_ABE_44XX_VIRT (L4_ABE_44XX_PHYS + OMAP2_L4_IO_OFFSET) #define L4_ABE_44XX_SIZE SZ_1M -#define L4_EMU_44XX_PHYS L4_EMU_44XX_BASE - /* 0x54000000 --> 0xfe800000 */ -#define L4_EMU_44XX_VIRT (L4_EMU_44XX_PHYS + OMAP2_EMU_IO_OFFSET) -#define L4_EMU_44XX_SIZE SZ_8M - -#define OMAP44XX_GPMC_PHYS OMAP44XX_GPMC_BASE - /* 0x50000000 --> 0xf9000000 */ -#define OMAP44XX_GPMC_VIRT (OMAP44XX_GPMC_PHYS + OMAP4_GPMC_IO_OFFSET) -#define OMAP44XX_GPMC_SIZE SZ_1M - - -#define OMAP44XX_EMIF1_PHYS OMAP44XX_EMIF1_BASE - /* 0x4c000000 --> 0xfd100000 */ -#define OMAP44XX_EMIF1_VIRT (OMAP44XX_EMIF1_PHYS + OMAP4_L3_PER_IO_OFFSET) -#define OMAP44XX_EMIF1_SIZE SZ_1M - -#define OMAP44XX_EMIF2_PHYS OMAP44XX_EMIF2_BASE - /* 0x4d000000 --> 0xfd200000 */ -#define OMAP44XX_EMIF2_SIZE SZ_1M -#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF1_VIRT + OMAP44XX_EMIF1_SIZE) - -#define OMAP44XX_DMM_PHYS OMAP44XX_DMM_BASE - /* 0x4e000000 --> 0xfd300000 */ -#define OMAP44XX_DMM_SIZE SZ_1M -#define OMAP44XX_DMM_VIRT (OMAP44XX_EMIF2_VIRT + OMAP44XX_EMIF2_SIZE) From f6d5e079a03a33b4cb747285e61098d3d85010ce Mon Sep 17 00:00:00 2001 From: R Sricharan Date: Mon, 7 May 2012 14:02:25 +0530 Subject: [PATCH 7/7] ARM: OMAP2+: dma: Define dma capabilities register bitfields and use them. The system dma module has capabiities register indicating the support for descriptor loading, constant fill, etc. Use this instead of OMAP revision check to identify the features supported runtime. This avoids patching the code for feature SOCs which has those capabilities. Signed-off-by: R Sricharan Signed-off-by: Santosh Shilimkar --- arch/arm/mach-omap2/dma.c | 11 +++++++---- arch/arm/plat-omap/include/plat/dma.h | 5 +++++ 2 files changed, 12 insertions(+), 4 deletions(-) diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c index b19d8496c16e..ff75abe60af2 100644 --- a/arch/arm/mach-omap2/dma.c +++ b/arch/arm/mach-omap2/dma.c @@ -227,10 +227,6 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused) dma_stride = OMAP2_DMA_STRIDE; dma_common_ch_start = CSDP; - if (cpu_is_omap3630() || cpu_is_omap44xx()) - dma_common_ch_end = CCDN; - else - dma_common_ch_end = CCFN; p = kzalloc(sizeof(struct omap_system_dma_plat_info), GFP_KERNEL); if (!p) { @@ -277,6 +273,13 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused) dev_err(&pdev->dev, "%s: kzalloc fail\n", __func__); return -ENOMEM; } + + /* Check the capabilities register for descriptor loading feature */ + if (dma_read(CAPS_0, 0) & DMA_HAS_DESCRIPTOR_CAPS) + dma_common_ch_end = CCDN; + else + dma_common_ch_end = CCFN; + return 0; } diff --git a/arch/arm/plat-omap/include/plat/dma.h b/arch/arm/plat-omap/include/plat/dma.h index dc562a5c0a8a..77422041e7be 100644 --- a/arch/arm/plat-omap/include/plat/dma.h +++ b/arch/arm/plat-omap/include/plat/dma.h @@ -312,6 +312,11 @@ #define CLEAR_CSR_ON_READ BIT(0xC) #define IS_WORD_16 BIT(0xD) +/* Defines for DMA Capabilities */ +#define DMA_HAS_TRANSPARENT_CAPS (0x1 << 18) +#define DMA_HAS_CONSTANT_FILL_CAPS (0x1 << 19) +#define DMA_HAS_DESCRIPTOR_CAPS (0x3 << 20) + enum omap_reg_offsets { GCR, GSCR, GRST1, HW_ID,