From 4a8355c4c34f55aecd204604f02e179eaee15502 Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Wed, 10 Oct 2012 19:45:27 +0400 Subject: [PATCH 1/7] ARM: clps711x: convert to clockevents This patch converts CLPS711X-platform to use modern clockevent API. Signed-off-by: Alexander Shiyan Signed-off-by: Arnd Bergmann --- arch/arm/Kconfig | 2 +- arch/arm/mach-clps711x/common.c | 38 +++++++++++++++------------------ 2 files changed, 18 insertions(+), 22 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 73067efd4845..c989c61060ae 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -364,10 +364,10 @@ config ARCH_CNS3XXX config ARCH_CLPS711X bool "Cirrus Logic CLPS711x/EP721x/EP731x-based" - select ARCH_USES_GETTIMEOFFSET select CLKDEV_LOOKUP select COMMON_CLK select CPU_ARM720T + select GENERIC_CLOCKEVENTS select NEED_MACH_MEMORY_H help Support for Cirrus Logic 711x/721x/731x based boards. diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c index 509243d89a32..218684f0d7b4 100644 --- a/arch/arm/mach-clps711x/common.c +++ b/arch/arm/mach-clps711x/common.c @@ -21,13 +21,14 @@ */ #include #include +#include #include #include #include #include +#include #include -#include #include #include #include @@ -36,7 +37,6 @@ static struct clk *clk_pll, *clk_bus, *clk_uart, *clk_timerl, *clk_timerh, *clk_tint, *clk_spi; -static unsigned long latch; /* * This maps the generic CLPS711x registers @@ -158,32 +158,29 @@ void __init clps711x_init_irq(void) clps_writel(0, KBDEOI); } -/* - * gettimeoffset() returns time since last timer tick, in usecs. - * - * 'LATCH' is hwclock ticks (see CLOCK_TICK_RATE in timex.h) per jiffy. - * 'tick' is usecs per jiffy. - */ -static unsigned long clps711x_gettimeoffset(void) +static void clps711x_clockevent_set_mode(enum clock_event_mode mode, + struct clock_event_device *evt) { - unsigned long hwticks; - hwticks = latch - (clps_readl(TC2D) & 0xffff); - return (hwticks * (tick_nsec / 1000)) / latch; } -/* - * IRQ handler for the timer - */ -static irqreturn_t p720t_timer_interrupt(int irq, void *dev_id) +static struct clock_event_device clockevent_clps711x = { + .name = "CLPS711x Clockevents", + .rating = 300, + .features = CLOCK_EVT_FEAT_PERIODIC, + .set_mode = clps711x_clockevent_set_mode, +}; + +static irqreturn_t clps711x_timer_interrupt(int irq, void *dev_id) { - timer_tick(); + clockevent_clps711x.event_handler(&clockevent_clps711x); + return IRQ_HANDLED; } static struct irqaction clps711x_timer_irq = { .name = "CLPS711x Timer Tick", .flags = IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL, - .handler = p720t_timer_interrupt, + .handler = clps711x_timer_interrupt, }; static void add_fixed_clk(struct clk *clk, const char *name, int rate) @@ -244,20 +241,19 @@ static void __init clps711x_timer_init(void) pr_info("CPU frequency set at %i Hz.\n", cpu); - latch = (timh + HZ / 2) / HZ; + clps_writew(DIV_ROUND_CLOSEST(timh, HZ), TC2D); tmp = clps_readl(SYSCON1); tmp |= SYSCON1_TC2S | SYSCON1_TC2M; clps_writel(tmp, SYSCON1); - clps_writel(latch - 1, TC2D); + clockevents_config_and_register(&clockevent_clps711x, timh, 1, 0xffff); setup_irq(IRQ_TC2OI, &clps711x_timer_irq); } struct sys_timer clps711x_timer = { .init = clps711x_timer_init, - .offset = clps711x_gettimeoffset, }; void clps711x_restart(char mode, const char *cmd) From 66e972b4bd98cdf82ad6d04051a5f508ad73a8dd Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Wed, 10 Oct 2012 19:45:28 +0400 Subject: [PATCH 2/7] ARM: clps711x: p720t: remove missing #include Signed-off-by: Alexander Shiyan Signed-off-by: Arnd Bergmann --- arch/arm/mach-clps711x/p720t.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c index b752b586fc2f..7680beab4ed2 100644 --- a/arch/arm/mach-clps711x/p720t.c +++ b/arch/arm/mach-clps711x/p720t.c @@ -36,8 +36,6 @@ #include #include -#include - #include "common.h" /* From 74fde6de4f33e6d6bc3120ad517b8a4e4eae1851 Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Wed, 10 Oct 2012 19:45:29 +0400 Subject: [PATCH 3/7] ARM: clps711x: rework IRQ sybsustem initialization Reworked IRQ subsystem to be able to use some interrupts with "End of interrupt" handler. Signed-off-by: Alexander Shiyan Signed-off-by: Arnd Bergmann --- arch/arm/mach-clps711x/common.c | 73 ++++++++++++++++------ arch/arm/mach-clps711x/include/mach/irqs.h | 4 -- 2 files changed, 53 insertions(+), 24 deletions(-) diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c index 218684f0d7b4..47fb496ceae7 100644 --- a/arch/arm/mach-clps711x/common.c +++ b/arch/arm/mach-clps711x/common.c @@ -65,6 +65,10 @@ static void int1_mask(struct irq_data *d) } static void int1_ack(struct irq_data *d) +{ +} + +static void int1_eoi(struct irq_data *d) { switch (d->irq) { case IRQ_CSINT: clps_writel(0, COEOI); break; @@ -86,7 +90,9 @@ static void int1_unmask(struct irq_data *d) } static struct irq_chip int1_chip = { + .name = "Interrupt Vector 1 ", .irq_ack = int1_ack, + .irq_eoi = int1_eoi, .irq_mask = int1_mask, .irq_unmask = int1_unmask, }; @@ -101,6 +107,10 @@ static void int2_mask(struct irq_data *d) } static void int2_ack(struct irq_data *d) +{ +} + +static void int2_eoi(struct irq_data *d) { switch (d->irq) { case IRQ_KBDINT: clps_writel(0, KBDEOI); break; @@ -117,45 +127,68 @@ static void int2_unmask(struct irq_data *d) } static struct irq_chip int2_chip = { + .name = "Interrupt Vector 2 ", .irq_ack = int2_ack, + .irq_eoi = int2_eoi, .irq_mask = int2_mask, .irq_unmask = int2_unmask, }; +struct clps711x_irqdesc { + int nr; + struct irq_chip *chip; + irq_flow_handler_t handle; +}; + +static struct clps711x_irqdesc clps711x_irqdescs[] __initdata = { + { IRQ_CSINT, &int1_chip, handle_fasteoi_irq, }, + { IRQ_EINT1, &int1_chip, handle_level_irq, }, + { IRQ_EINT2, &int1_chip, handle_level_irq, }, + { IRQ_EINT3, &int1_chip, handle_level_irq, }, + { IRQ_TC1OI, &int1_chip, handle_fasteoi_irq, }, + { IRQ_TC2OI, &int1_chip, handle_fasteoi_irq, }, + { IRQ_RTCMI, &int1_chip, handle_fasteoi_irq, }, + { IRQ_TINT, &int1_chip, handle_fasteoi_irq, }, + { IRQ_UTXINT1, &int1_chip, handle_level_irq, }, + { IRQ_URXINT1, &int1_chip, handle_level_irq, }, + { IRQ_UMSINT, &int1_chip, handle_fasteoi_irq, }, + { IRQ_SSEOTI, &int1_chip, handle_level_irq, }, + { IRQ_KBDINT, &int2_chip, handle_fasteoi_irq, }, + { IRQ_SS2RX, &int2_chip, handle_level_irq, }, + { IRQ_SS2TX, &int2_chip, handle_level_irq, }, + { IRQ_UTXINT2, &int2_chip, handle_level_irq, }, + { IRQ_URXINT2, &int2_chip, handle_level_irq, }, +}; + void __init clps711x_init_irq(void) { unsigned int i; - for (i = 0; i < NR_IRQS; i++) { - if (INT1_IRQS & (1 << i)) { - irq_set_chip_and_handler(i, &int1_chip, - handle_level_irq); - set_irq_flags(i, IRQF_VALID | IRQF_PROBE); - } - if (INT2_IRQS & (1 << i)) { - irq_set_chip_and_handler(i, &int2_chip, - handle_level_irq); - set_irq_flags(i, IRQF_VALID | IRQF_PROBE); - } - } - - /* - * Disable interrupts - */ + /* Disable interrupts */ clps_writel(0, INTMR1); clps_writel(0, INTMR2); + clps_writel(0, INTMR3); - /* - * Clear down any pending interrupts - */ + /* Clear down any pending interrupts */ + clps_writel(0, BLEOI); + clps_writel(0, MCEOI); clps_writel(0, COEOI); clps_writel(0, TC1EOI); clps_writel(0, TC2EOI); clps_writel(0, RTCEOI); clps_writel(0, TEOI); clps_writel(0, UMSEOI); - clps_writel(0, SYNCIO); clps_writel(0, KBDEOI); + clps_writel(0, SRXEOF); + clps_writel(0xffffffff, DAISR); + + for (i = 0; i < ARRAY_SIZE(clps711x_irqdescs); i++) { + irq_set_chip_and_handler(clps711x_irqdescs[i].nr, + clps711x_irqdescs[i].chip, + clps711x_irqdescs[i].handle); + set_irq_flags(clps711x_irqdescs[i].nr, + IRQF_VALID | IRQF_PROBE); + } } static void clps711x_clockevent_set_mode(enum clock_event_mode mode, diff --git a/arch/arm/mach-clps711x/include/mach/irqs.h b/arch/arm/mach-clps711x/include/mach/irqs.h index 14d215f8ca81..1ea56db2fd5f 100644 --- a/arch/arm/mach-clps711x/include/mach/irqs.h +++ b/arch/arm/mach-clps711x/include/mach/irqs.h @@ -34,8 +34,6 @@ #define IRQ_UMSINT 14 #define IRQ_SSEOTI 15 -#define INT1_IRQS (0x0000fff0) - /* * Interrupts from INTSR2 */ @@ -45,6 +43,4 @@ #define IRQ_UTXINT2 (16+12) /* bit 12 */ #define IRQ_URXINT2 (16+13) /* bit 13 */ -#define INT2_IRQS (0x30070000) - #define NR_IRQS 30 From 36504ac131d14611dded451dd8b9f8426d084111 Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Wed, 10 Oct 2012 19:45:30 +0400 Subject: [PATCH 4/7] ARM: clps711x: added missing definitions Signed-off-by: Alexander Shiyan Signed-off-by: Arnd Bergmann --- arch/arm/mach-clps711x/include/mach/clps711x.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/mach-clps711x/include/mach/clps711x.h b/arch/arm/mach-clps711x/include/mach/clps711x.h index c82e21ca49c7..aee352c00a1f 100644 --- a/arch/arm/mach-clps711x/include/mach/clps711x.h +++ b/arch/arm/mach-clps711x/include/mach/clps711x.h @@ -257,6 +257,9 @@ #define MEMCFG_BUS_WIDTH_16 (0) #define MEMCFG_BUS_WIDTH_8 (3) +#define MEMCFG_SQAEN (1 << 6) +#define MEMCFG_CLKENB (1 << 7) + #define MEMCFG_WAITSTATE_8_3 (0 << 2) #define MEMCFG_WAITSTATE_7_3 (1 << 2) #define MEMCFG_WAITSTATE_6_3 (2 << 2) From 6cb1b145b912721f7a00f3fb5938765b34558b08 Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Wed, 10 Oct 2012 19:45:31 +0400 Subject: [PATCH 5/7] ARM: clps711x: make all virtual addresses definition via one macro This patch make all virtual addresses definition via one macro. This modification allows to avoid warning "BUG: mapping for 0x80000000 at 0xff000000 out of vmalloc space". Signed-off-by: Alexander Shiyan Signed-off-by: Arnd Bergmann --- arch/arm/mach-clps711x/autcpu12.c | 15 +---- arch/arm/mach-clps711x/cdb89712.c | 4 +- arch/arm/mach-clps711x/common.c | 2 +- arch/arm/mach-clps711x/edb7211-mm.c | 16 +++--- .../arm/mach-clps711x/include/mach/autcpu12.h | 14 ++--- .../arm/mach-clps711x/include/mach/hardware.h | 56 +++++-------------- arch/arm/mach-clps711x/include/mach/syspld.h | 9 +-- arch/arm/mach-clps711x/p720t.c | 16 ++---- 8 files changed, 38 insertions(+), 94 deletions(-) diff --git a/arch/arm/mach-clps711x/autcpu12.c b/arch/arm/mach-clps711x/autcpu12.c index 32871918bb6e..214547b5c51f 100644 --- a/arch/arm/mach-clps711x/autcpu12.c +++ b/arch/arm/mach-clps711x/autcpu12.c @@ -39,19 +39,10 @@ #include "common.h" -/* - * The on-chip registers are given a size of 1MB so that a section can - * be used to map them; this saves a page table. This is the place to - * add mappings for ROM, expansion memory, PCMCIA, etc. (if static - * mappings are chosen for those areas). - * -*/ - static struct map_desc autcpu12_io_desc[] __initdata = { - /* memory-mapped extra io and CS8900A Ethernet chip */ - /* ethernet chip */ - { - .virtual = AUTCPU12_VIRT_CS8900A, + /* Memory-mapped extra io and CS8900A Ethernet chip */ + { + .virtual = IO_ADDRESS(AUTCPU12_PHYS_CS8900A), .pfn = __phys_to_pfn(AUTCPU12_PHYS_CS8900A), .length = SZ_1M, .type = MT_DEVICE diff --git a/arch/arm/mach-clps711x/cdb89712.c b/arch/arm/mach-clps711x/cdb89712.c index c314f49d6ef6..d90d25c67ac2 100644 --- a/arch/arm/mach-clps711x/cdb89712.c +++ b/arch/arm/mach-clps711x/cdb89712.c @@ -40,8 +40,8 @@ */ static struct map_desc cdb89712_io_desc[] __initdata = { { - .virtual = ETHER_BASE, - .pfn =__phys_to_pfn(ETHER_START), + .virtual = IO_ADDRESS(ETHER_PHYS_BASE), + .pfn = __phys_to_pfn(ETHER_PHYS_BASE), .length = ETHER_SIZE, .type = MT_DEVICE } diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c index 47fb496ceae7..286d6e6d5f5a 100644 --- a/arch/arm/mach-clps711x/common.c +++ b/arch/arm/mach-clps711x/common.c @@ -45,7 +45,7 @@ static struct map_desc clps711x_io_desc[] __initdata = { { .virtual = (unsigned long)CLPS711X_VIRT_BASE, .pfn = __phys_to_pfn(CLPS711X_PHYS_BASE), - .length = SZ_1M, + .length = SZ_64K, .type = MT_DEVICE } }; diff --git a/arch/arm/mach-clps711x/edb7211-mm.c b/arch/arm/mach-clps711x/edb7211-mm.c index 4372f06c9929..054eaa05f5c8 100644 --- a/arch/arm/mach-clps711x/edb7211-mm.c +++ b/arch/arm/mach-clps711x/edb7211-mm.c @@ -51,23 +51,23 @@ extern void clps711x_map_io(void); * happens). */ static struct map_desc edb7211_io_desc[] __initdata = { - { /* memory-mapped extra keyboard row */ - .virtual = EP7211_VIRT_EXTKBD, + { /* Memory-mapped extra keyboard row */ + .virtual = IO_ADDRESS(EP7211_PHYS_EXTKBD), .pfn = __phys_to_pfn(EP7211_PHYS_EXTKBD), .length = SZ_1M, .type = MT_DEVICE, - }, { /* and CS8900A Ethernet chip */ - .virtual = EP7211_VIRT_CS8900A, + }, { /* CS8900A Ethernet chip */ + .virtual = IO_ADDRESS(EP7211_PHYS_CS8900A), .pfn = __phys_to_pfn(EP7211_PHYS_CS8900A), .length = SZ_1M, .type = MT_DEVICE, - }, { /* flash banks */ - .virtual = EP7211_VIRT_FLASH1, + }, { /* Flash bank 0 */ + .virtual = IO_ADDRESS(EP7211_PHYS_FLASH1), .pfn = __phys_to_pfn(EP7211_PHYS_FLASH1), .length = SZ_8M, .type = MT_DEVICE, - }, { - .virtual = EP7211_VIRT_FLASH2, + }, { /* Flash bank 1 */ + .virtual = IO_ADDRESS(EP7211_PHYS_FLASH2), .pfn = __phys_to_pfn(EP7211_PHYS_FLASH2), .length = SZ_8M, .type = MT_DEVICE, diff --git a/arch/arm/mach-clps711x/include/mach/autcpu12.h b/arch/arm/mach-clps711x/include/mach/autcpu12.h index 1588a365f610..f95ce6f29119 100644 --- a/arch/arm/mach-clps711x/include/mach/autcpu12.h +++ b/arch/arm/mach-clps711x/include/mach/autcpu12.h @@ -20,12 +20,8 @@ #ifndef __ASM_ARCH_AUTCPU12_H #define __ASM_ARCH_AUTCPU12_H -/* - * The CS8900A ethernet chip has its I/O registers wired to chip select 2 - * (nCS2). This is the mapping for it. - */ -#define AUTCPU12_PHYS_CS8900A CS2_PHYS_BASE /* physical */ -#define AUTCPU12_VIRT_CS8900A (0xfe000000) /* virtual */ +/* The CS8900A ethernet chip has its I/O registers wired to chip select 2 */ +#define AUTCPU12_PHYS_CS8900A CS2_PHYS_BASE /* * The flash bank is wired to chip select 0 @@ -34,11 +30,9 @@ /* offset for device specific information structure */ #define AUTCPU12_LCDINFO_OFFS (0x00010000) -/* -* Videomemory is the internal SRAM (CS 6) -*/ + +/* Videomemory in the internal SRAM (CS 6) */ #define AUTCPU12_PHYS_VIDEO CS6_PHYS_BASE -#define AUTCPU12_VIRT_VIDEO (0xfd000000) /* * All special IO's are tied to CS1 diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h index 8497775d6ee5..0a3df25ffea7 100644 --- a/arch/arm/mach-clps711x/include/mach/hardware.h +++ b/arch/arm/mach-clps711x/include/mach/hardware.h @@ -24,7 +24,10 @@ #include -#define CLPS711X_VIRT_BASE IOMEM(0xff000000) +#define IO_ADDRESS(x) (0xdc000000 + (((x) & 0x03ffffff) | \ + (((x) >> 2) & 0x3c000000))) + +#define CLPS711X_VIRT_BASE IOMEM(IO_ADDRESS(CLPS711X_PHYS_BASE)) #ifndef __ASSEMBLY__ #define clps_readb(off) readb(CLPS711X_VIRT_BASE + (off)) @@ -61,58 +64,25 @@ #define CS7_PHYS_BASE (0x00000000) #endif -#define SYSPLD_VIRT_BASE 0xfe000000 -#define SYSPLD_BASE SYSPLD_VIRT_BASE - #if defined (CONFIG_ARCH_CDB89712) -#define ETHER_START 0x20000000 -#define ETHER_SIZE 0x1000 -#define ETHER_BASE 0xfe000000 +#define ETHER_PHYS_BASE CS2_PHYS_BASE +#define ETHER_SIZE 0x1000 #endif #if defined (CONFIG_ARCH_EDB7211) -/* - * The extra 8 lines of the keyboard matrix are wired to chip select 3 (nCS3) - * and repeat across it. This is the mapping for it. - * - * In jumpered boot mode, nCS3 is mapped to 0x4000000, not 0x3000000. This - * was cause for much consternation and headscratching. This should probably - * be made a compile/run time kernel option. - */ -#define EP7211_PHYS_EXTKBD CS3_PHYS_BASE /* physical */ +/* The extra 8 lines of the keyboard matrix are wired to chip select 3 */ +#define EP7211_PHYS_EXTKBD CS3_PHYS_BASE -#define EP7211_VIRT_EXTKBD (0xfd000000) /* virtual */ +/* The CS8900A ethernet chip has its I/O registers wired to chip select 2 */ +#define EP7211_PHYS_CS8900A CS2_PHYS_BASE - -/* - * The CS8900A ethernet chip has its I/O registers wired to chip select 2 - * (nCS2). This is the mapping for it. - * - * In jumpered boot mode, nCS2 is mapped to 0x5000000, not 0x2000000. This - * was cause for much consternation and headscratching. This should probably - * be made a compile/run time kernel option. - */ -#define EP7211_PHYS_CS8900A CS2_PHYS_BASE /* physical */ - -#define EP7211_VIRT_CS8900A (0xfc000000) /* virtual */ - - -/* - * The two flash banks are wired to chip selects 0 and 1. This is the mapping - * for them. - * - * nCS0 and nCS1 are at 0x70000000 and 0x60000000, respectively, when running - * in jumpered boot mode. - */ -#define EP7211_PHYS_FLASH1 CS0_PHYS_BASE /* physical */ -#define EP7211_PHYS_FLASH2 CS1_PHYS_BASE /* physical */ - -#define EP7211_VIRT_FLASH1 (0xfa000000) /* virtual */ -#define EP7211_VIRT_FLASH2 (0xfb000000) /* virtual */ +/* The two flash banks are wired to chip selects 0 and 1 */ +#define EP7211_PHYS_FLASH1 CS0_PHYS_BASE +#define EP7211_PHYS_FLASH2 CS1_PHYS_BASE #endif /* CONFIG_ARCH_EDB7211 */ diff --git a/arch/arm/mach-clps711x/include/mach/syspld.h b/arch/arm/mach-clps711x/include/mach/syspld.h index f7f4c1201898..9a433155bf58 100644 --- a/arch/arm/mach-clps711x/include/mach/syspld.h +++ b/arch/arm/mach-clps711x/include/mach/syspld.h @@ -23,14 +23,9 @@ #define __ASM_ARCH_SYSPLD_H #define SYSPLD_PHYS_BASE (0x10000000) +#define SYSPLD_VIRT_BASE IO_ADDRESS(SYSPLD_PHYS_BASE) -#ifndef __ASSEMBLY__ -#include - -#define SYSPLD_REG(type,off) (*(volatile type *)(SYSPLD_BASE + off)) -#else -#define SYSPLD_REG(type,off) (off) -#endif +#define SYSPLD_REG(type, off) (*(volatile type *)(SYSPLD_VIRT_BASE + (off))) #define PLD_INT SYSPLD_REG(u32, 0x000000) #define PLD_INT_PENIRQ (1 << 5) diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c index 7680beab4ed2..dd8995027dd4 100644 --- a/arch/arm/mach-clps711x/p720t.c +++ b/arch/arm/mach-clps711x/p720t.c @@ -39,22 +39,16 @@ #include "common.h" /* - * Map the P720T system PLD. It occupies two address spaces: - * SYSPLD_PHYS_BASE and SYSPLD_PHYS_BASE + 0x00400000 - * We map both here. + * Map the P720T system PLD. It occupies two address spaces: + * 0x10000000 and 0x10400000. We map both regions as one. */ static struct map_desc p720t_io_desc[] __initdata = { { .virtual = SYSPLD_VIRT_BASE, .pfn = __phys_to_pfn(SYSPLD_PHYS_BASE), - .length = SZ_1M, - .type = MT_DEVICE - }, { - .virtual = 0xfe400000, - .pfn = __phys_to_pfn(0x10400000), - .length = SZ_1M, - .type = MT_DEVICE - } + .length = SZ_8M, + .type = MT_DEVICE, + }, }; static void __init From 658b14627c2d948d3d3827ff651cef2737fe5005 Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Wed, 10 Oct 2012 19:45:32 +0400 Subject: [PATCH 6/7] ARM: clps711x: merge all CLPS711X-defconfigs into one Signed-off-by: Alexander Shiyan Signed-off-by: Arnd Bergmann --- arch/arm/configs/clps711x_defconfig | 78 +++++++++++++++++++++++++++++ arch/arm/configs/edb7211_defconfig | 27 ---------- arch/arm/configs/fortunet_defconfig | 28 ----------- 3 files changed, 78 insertions(+), 55 deletions(-) create mode 100644 arch/arm/configs/clps711x_defconfig delete mode 100644 arch/arm/configs/edb7211_defconfig delete mode 100644 arch/arm/configs/fortunet_defconfig diff --git a/arch/arm/configs/clps711x_defconfig b/arch/arm/configs/clps711x_defconfig new file mode 100644 index 000000000000..86209d175b9c --- /dev/null +++ b/arch/arm/configs/clps711x_defconfig @@ -0,0 +1,78 @@ +CONFIG_EXPERIMENTAL=y +CONFIG_SYSVIPC=y +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_BLK_DEV_INITRD=y +CONFIG_EMBEDDED=y +CONFIG_PARTITION_ADVANCED=y +# CONFIG_MSDOS_PARTITION is not set +CONFIG_ARCH_CLPS711X=y +CONFIG_ARCH_AUTCPU12=y +CONFIG_ARCH_CDB89712=y +CONFIG_ARCH_CLEP7312=y +CONFIG_ARCH_EDB7211=y +CONFIG_ARCH_P720T=y +CONFIG_ARCH_FORTUNET=y +CONFIG_ZBOOT_ROM_TEXT=0x0 +CONFIG_ZBOOT_ROM_BSS=0x0 +CONFIG_NET=y +CONFIG_PACKET=y +CONFIG_UNIX=y +CONFIG_INET=y +# CONFIG_IPV6 is not set +CONFIG_IRDA=y +CONFIG_IRTTY_SIR=y +CONFIG_EP7211_DONGLE=y +CONFIG_MTD=y +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_CHAR=y +CONFIG_MTD_BLOCK=y +CONFIG_MTD_CFI=y +CONFIG_MTD_JEDECPROBE=y +CONFIG_MTD_CFI_INTELEXT=y +CONFIG_MTD_CFI_AMDSTD=y +CONFIG_MTD_CFI_STAA=y +CONFIG_MTD_CDB89712=y +CONFIG_MTD_AUTCPU12=y +CONFIG_MTD_PLATRAM=y +CONFIG_BLK_DEV_RAM=y +CONFIG_NETDEVICES=y +# CONFIG_NET_VENDOR_3COM is not set +# CONFIG_NET_VENDOR_AMD is not set +# CONFIG_NET_VENDOR_BROADCOM is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +CONFIG_CS89x0=y +# CONFIG_NET_VENDOR_FARADAY is not set +# CONFIG_NET_VENDOR_FUJITSU is not set +# CONFIG_NET_VENDOR_HP is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +# CONFIG_NET_VENDOR_MICREL is not set +# CONFIG_NET_VENDOR_NATSEMI is not set +# CONFIG_NET_VENDOR_RACAL is not set +# CONFIG_NET_VENDOR_SEEQ is not set +# CONFIG_NET_VENDOR_SMSC is not set +# CONFIG_NET_VENDOR_STMICRO is not set +# CONFIG_NET_VENDOR_WIZNET is not set +# CONFIG_WLAN is not set +# CONFIG_INPUT is not set +# CONFIG_SERIO is not set +# CONFIG_VT is not set +CONFIG_SERIAL_CLPS711X_CONSOLE=y +# CONFIG_HW_RANDOM is not set +# CONFIG_HWMON is not set +CONFIG_FB=y +CONFIG_FB_CLPS711X=y +# CONFIG_USB_SUPPORT is not set +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y +# CONFIG_IOMMU_SUPPORT is not set +CONFIG_EXT2_FS=y +CONFIG_MINIX_FS=y +# CONFIG_NETWORK_FILESYSTEMS is not set +# CONFIG_FTRACE is not set +CONFIG_DEBUG_USER=y +CONFIG_DEBUG_LL=y +CONFIG_EARLY_PRINTK=y +# CONFIG_CRYPTO_ANSI_CPRNG is not set +# CONFIG_CRYPTO_HW is not set +# CONFIG_CRC32 is not set diff --git a/arch/arm/configs/edb7211_defconfig b/arch/arm/configs/edb7211_defconfig deleted file mode 100644 index d52ded350a12..000000000000 --- a/arch/arm/configs/edb7211_defconfig +++ /dev/null @@ -1,27 +0,0 @@ -CONFIG_EXPERIMENTAL=y -CONFIG_SYSVIPC=y -CONFIG_LOG_BUF_SHIFT=14 -CONFIG_BLK_DEV_INITRD=y -CONFIG_EXPERT=y -# CONFIG_HOTPLUG is not set -CONFIG_ARCH_CLPS711X=y -CONFIG_ARCH_EDB7211=y -CONFIG_ZBOOT_ROM_TEXT=0x0 -CONFIG_ZBOOT_ROM_BSS=0x0 -CONFIG_NET=y -CONFIG_PACKET=y -CONFIG_UNIX=y -CONFIG_INET=y -# CONFIG_IPV6 is not set -CONFIG_BLK_DEV_RAM=y -CONFIG_NETDEVICES=y -# CONFIG_INPUT is not set -CONFIG_SERIO_LIBPS2=y -# CONFIG_VT is not set -CONFIG_SERIAL_CLPS711X=y -CONFIG_SERIAL_CLPS711X_CONSOLE=y -CONFIG_EXT2_FS=y -CONFIG_MINIX_FS=y -CONFIG_PARTITION_ADVANCED=y -# CONFIG_MSDOS_PARTITION is not set -CONFIG_DEBUG_USER=y diff --git a/arch/arm/configs/fortunet_defconfig b/arch/arm/configs/fortunet_defconfig deleted file mode 100644 index 840fced7529f..000000000000 --- a/arch/arm/configs/fortunet_defconfig +++ /dev/null @@ -1,28 +0,0 @@ -CONFIG_EXPERIMENTAL=y -CONFIG_SYSVIPC=y -CONFIG_LOG_BUF_SHIFT=14 -CONFIG_BLK_DEV_INITRD=y -CONFIG_EXPERT=y -# CONFIG_HOTPLUG is not set -CONFIG_ARCH_CLPS711X=y -CONFIG_ARCH_FORTUNET=y -# CONFIG_ARM_THUMB is not set -CONFIG_ZBOOT_ROM_TEXT=0x0 -CONFIG_ZBOOT_ROM_BSS=0x0 -CONFIG_FPE_FASTFPE=y -CONFIG_BINFMT_AOUT=y -CONFIG_NET=y -CONFIG_UNIX=y -CONFIG_MTD=y -CONFIG_MTD_CHAR=y -CONFIG_MTD_BLOCK=y -CONFIG_MTD_CFI=y -CONFIG_MTD_CFI_INTELEXT=y -CONFIG_BLK_DEV_RAM=y -# CONFIG_INPUT is not set -# CONFIG_SERIO is not set -# CONFIG_VT is not set -CONFIG_SERIAL_CLPS711X=y -CONFIG_SERIAL_CLPS711X_CONSOLE=y -CONFIG_EXT2_FS=y -CONFIG_DEBUG_USER=y From 2a5528912d15a4db760c5eb7fa3e1efdd5c87371 Mon Sep 17 00:00:00 2001 From: Alexander Shiyan Date: Wed, 10 Oct 2012 19:45:33 +0400 Subject: [PATCH 7/7] ARM: clps711x: merge files related to EDB7211-board into one Signed-off-by: Alexander Shiyan Signed-off-by: Arnd Bergmann --- arch/arm/mach-clps711x/Makefile | 2 +- arch/arm/mach-clps711x/edb7211-mm.c | 82 ------------------- .../{edb7211-arch.c => edb7211.c} | 58 +++++++++---- 3 files changed, 41 insertions(+), 101 deletions(-) delete mode 100644 arch/arm/mach-clps711x/edb7211-mm.c rename arch/arm/mach-clps711x/{edb7211-arch.c => edb7211.c} (56%) diff --git a/arch/arm/mach-clps711x/Makefile b/arch/arm/mach-clps711x/Makefile index 6da6940b3656..9cf2d1c6a548 100644 --- a/arch/arm/mach-clps711x/Makefile +++ b/arch/arm/mach-clps711x/Makefile @@ -12,6 +12,6 @@ obj- := obj-$(CONFIG_ARCH_AUTCPU12) += autcpu12.o obj-$(CONFIG_ARCH_CDB89712) += cdb89712.o obj-$(CONFIG_ARCH_CLEP7312) += clep7312.o -obj-$(CONFIG_ARCH_EDB7211) += edb7211-arch.o edb7211-mm.o +obj-$(CONFIG_ARCH_EDB7211) += edb7211.o obj-$(CONFIG_ARCH_FORTUNET) += fortunet.o obj-$(CONFIG_ARCH_P720T) += p720t.o diff --git a/arch/arm/mach-clps711x/edb7211-mm.c b/arch/arm/mach-clps711x/edb7211-mm.c deleted file mode 100644 index 054eaa05f5c8..000000000000 --- a/arch/arm/mach-clps711x/edb7211-mm.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * linux/arch/arm/mach-clps711x/mm.c - * - * Extra MM routines for the EDB7211 board - * - * Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include -#include -#include - -#include -#include -#include - -#include - -extern void clps711x_map_io(void); - -/* - * The on-chip registers are given a size of 1MB so that a section can - * be used to map them; this saves a page table. This is the place to - * add mappings for ROM, expansion memory, PCMCIA, etc. (if static - * mappings are chosen for those areas). - * - * Here is a physical memory map (to be fleshed out later): - * - * Physical Address Size Description - * ----------------- ----- --------------------------------- - * c0000000-c001ffff 128KB reserved for video RAM [1] - * c0020000-c0023fff 16KB parameters (see Documentation/arm/Setup) - * c0024000-c0027fff 16KB swapper_pg_dir (task 0 page directory) - * c0028000-... kernel image (TEXTADDR) - * - * [1] Unused pages should be given back to the VM; they are not yet. - * The parameter block should also be released (not sure if this - * happens). - */ -static struct map_desc edb7211_io_desc[] __initdata = { - { /* Memory-mapped extra keyboard row */ - .virtual = IO_ADDRESS(EP7211_PHYS_EXTKBD), - .pfn = __phys_to_pfn(EP7211_PHYS_EXTKBD), - .length = SZ_1M, - .type = MT_DEVICE, - }, { /* CS8900A Ethernet chip */ - .virtual = IO_ADDRESS(EP7211_PHYS_CS8900A), - .pfn = __phys_to_pfn(EP7211_PHYS_CS8900A), - .length = SZ_1M, - .type = MT_DEVICE, - }, { /* Flash bank 0 */ - .virtual = IO_ADDRESS(EP7211_PHYS_FLASH1), - .pfn = __phys_to_pfn(EP7211_PHYS_FLASH1), - .length = SZ_8M, - .type = MT_DEVICE, - }, { /* Flash bank 1 */ - .virtual = IO_ADDRESS(EP7211_PHYS_FLASH2), - .pfn = __phys_to_pfn(EP7211_PHYS_FLASH2), - .length = SZ_8M, - .type = MT_DEVICE, - } -}; - -void __init edb7211_map_io(void) -{ - clps711x_map_io(); - iotable_init(edb7211_io_desc, ARRAY_SIZE(edb7211_io_desc)); -} - diff --git a/arch/arm/mach-clps711x/edb7211-arch.c b/arch/arm/mach-clps711x/edb7211.c similarity index 56% rename from arch/arm/mach-clps711x/edb7211-arch.c rename to arch/arm/mach-clps711x/edb7211.c index 5fad0b4f40ad..88f46908de24 100644 --- a/arch/arm/mach-clps711x/edb7211-arch.c +++ b/arch/arm/mach-clps711x/edb7211.c @@ -1,39 +1,61 @@ /* - * linux/arch/arm/mach-clps711x/arch-edb7211.c - * * Copyright (C) 2000, 2001 Blue Mug, Inc. All Rights Reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ + #include #include #include -#include #include -#include +#include #include +#include + +#include #include "common.h" -extern void edb7211_map_io(void); +#define VIDEORAM_SIZE SZ_128K + +static struct map_desc edb7211_io_desc[] __initdata = { + { /* Memory-mapped extra keyboard row */ + .virtual = IO_ADDRESS(EP7211_PHYS_EXTKBD), + .pfn = __phys_to_pfn(EP7211_PHYS_EXTKBD), + .length = SZ_1M, + .type = MT_DEVICE, + }, { /* CS8900A Ethernet chip */ + .virtual = IO_ADDRESS(EP7211_PHYS_CS8900A), + .pfn = __phys_to_pfn(EP7211_PHYS_CS8900A), + .length = SZ_1M, + .type = MT_DEVICE, + }, { /* Flash bank 0 */ + .virtual = IO_ADDRESS(EP7211_PHYS_FLASH1), + .pfn = __phys_to_pfn(EP7211_PHYS_FLASH1), + .length = SZ_8M, + .type = MT_DEVICE, + }, { /* Flash bank 1 */ + .virtual = IO_ADDRESS(EP7211_PHYS_FLASH2), + .pfn = __phys_to_pfn(EP7211_PHYS_FLASH2), + .length = SZ_8M, + .type = MT_DEVICE, + }, +}; + +void __init edb7211_map_io(void) +{ + clps711x_map_io(); + iotable_init(edb7211_io_desc, ARRAY_SIZE(edb7211_io_desc)); +} /* Reserve screen memory region at the start of main system memory. */ static void __init edb7211_reserve(void) { - memblock_reserve(PHYS_OFFSET, 0x00020000); + memblock_reserve(PHYS_OFFSET, VIDEORAM_SIZE); } static void __init @@ -48,15 +70,15 @@ fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi) * not using that information yet. */ mi->bank[0].start = 0xc0000000; - mi->bank[0].size = 8*1024*1024; + mi->bank[0].size = SZ_8M; mi->bank[1].start = 0xc1000000; - mi->bank[1].size = 8*1024*1024; + mi->bank[1].size = SZ_8M; mi->nr_banks = 2; } MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)") /* Maintainer: Jon McClintock */ - .atag_offset = 0x20100, /* 0xc0000000 - 0xc001ffff can be video RAM */ + .atag_offset = VIDEORAM_SIZE + 0x100, .fixup = fixup_edb7211, .map_io = edb7211_map_io, .reserve = edb7211_reserve,