diff options
Diffstat (limited to 'arch/arm/plat-orion')
20 files changed, 307 insertions, 556 deletions
diff --git a/arch/arm/plat-orion/Makefile b/arch/arm/plat-orion/Makefile index c20ce0f5ce3..9433605cd29 100644 --- a/arch/arm/plat-orion/Makefile +++ b/arch/arm/plat-orion/Makefile @@ -1,10 +1,8 @@ # # Makefile for the linux kernel. # +ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include -obj-y := irq.o pcie.o time.o common.o mpp.o addr-map.o -obj-m := -obj-n := -obj- := - -obj-$(CONFIG_GENERIC_GPIO) += gpio.o +orion-gpio-$(CONFIG_GPIOLIB) += gpio.o +obj-$(CONFIG_PLAT_ORION_LEGACY) += irq.o pcie.o time.o common.o mpp.o +obj-$(CONFIG_PLAT_ORION_LEGACY) += $(orion-gpio-y) diff --git a/arch/arm/plat-orion/addr-map.c b/arch/arm/plat-orion/addr-map.c deleted file mode 100644 index 367ca89ac40..00000000000 --- a/arch/arm/plat-orion/addr-map.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - * arch/arm/plat-orion/addr-map.c - * - * Address map functions for Marvell Orion based SoCs - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/mbus.h> -#include <linux/io.h> -#include <plat/addr-map.h> - -struct mbus_dram_target_info orion_mbus_dram_info; - -const struct mbus_dram_target_info *mv_mbus_dram_info(void) -{ - return &orion_mbus_dram_info; -} -EXPORT_SYMBOL_GPL(mv_mbus_dram_info); - -/* - * DDR target is the same on all Orion platforms. - */ -#define TARGET_DDR 0 - -/* - * Helpers to get DDR bank info - */ -#define DDR_BASE_CS_OFF(n) (0x0000 + ((n) << 3)) -#define DDR_SIZE_CS_OFF(n) (0x0004 + ((n) << 3)) - -/* - * CPU Address Decode Windows registers - */ -#define WIN_CTRL_OFF 0x0000 -#define WIN_BASE_OFF 0x0004 -#define WIN_REMAP_LO_OFF 0x0008 -#define WIN_REMAP_HI_OFF 0x000c - -/* - * Default implementation - */ -static void __init __iomem * -orion_win_cfg_base(const struct orion_addr_map_cfg *cfg, int win) -{ - return (void __iomem *)(cfg->bridge_virt_base + (win << 4)); -} - -/* - * Default implementation - */ -static int __init orion_cpu_win_can_remap(const struct orion_addr_map_cfg *cfg, - const int win) -{ - if (win < cfg->remappable_wins) - return 1; - - return 0; -} - -void __init orion_setup_cpu_win(const struct orion_addr_map_cfg *cfg, - const int win, const u32 base, - const u32 size, const u8 target, - const u8 attr, const int remap) -{ - void __iomem *addr = cfg->win_cfg_base(cfg, win); - u32 ctrl, base_high, remap_addr; - - if (win >= cfg->num_wins) { - printk(KERN_ERR "setup_cpu_win: trying to allocate window " - "%d when only %d allowed\n", win, cfg->num_wins); - } - - base_high = base & 0xffff0000; - ctrl = ((size - 1) & 0xffff0000) | (attr << 8) | (target << 4) | 1; - - writel(base_high, addr + WIN_BASE_OFF); - writel(ctrl, addr + WIN_CTRL_OFF); - if (cfg->cpu_win_can_remap(cfg, win)) { - if (remap < 0) - remap_addr = base; - else - remap_addr = remap; - writel(remap_addr & 0xffff0000, addr + WIN_REMAP_LO_OFF); - writel(0, addr + WIN_REMAP_HI_OFF); - } -} - -/* - * Configure a number of windows. - */ -static void __init orion_setup_cpu_wins(const struct orion_addr_map_cfg * cfg, - const struct orion_addr_map_info *info) -{ - while (info->win != -1) { - orion_setup_cpu_win(cfg, info->win, info->base, info->size, - info->target, info->attr, info->remap); - info++; - } -} - -static void __init orion_disable_wins(const struct orion_addr_map_cfg * cfg) -{ - void __iomem *addr; - int i; - - for (i = 0; i < cfg->num_wins; i++) { - addr = cfg->win_cfg_base(cfg, i); - - writel(0, addr + WIN_BASE_OFF); - writel(0, addr + WIN_CTRL_OFF); - if (cfg->cpu_win_can_remap(cfg, i)) { - writel(0, addr + WIN_REMAP_LO_OFF); - writel(0, addr + WIN_REMAP_HI_OFF); - } - } -} - -/* - * Disable, clear and configure windows. - */ -void __init orion_config_wins(struct orion_addr_map_cfg * cfg, - const struct orion_addr_map_info *info) -{ - if (!cfg->cpu_win_can_remap) - cfg->cpu_win_can_remap = orion_cpu_win_can_remap; - - if (!cfg->win_cfg_base) - cfg->win_cfg_base = orion_win_cfg_base; - - orion_disable_wins(cfg); - - if (info) - orion_setup_cpu_wins(cfg, info); -} - -/* - * Setup MBUS dram target info. - */ -void __init orion_setup_cpu_mbus_target(const struct orion_addr_map_cfg *cfg, - const u32 ddr_window_cpu_base) -{ - void __iomem *addr; - int i; - int cs; - - orion_mbus_dram_info.mbus_dram_target_id = TARGET_DDR; - - addr = (void __iomem *)ddr_window_cpu_base; - - for (i = 0, cs = 0; i < 4; i++) { - u32 base = readl(addr + DDR_BASE_CS_OFF(i)); - u32 size = readl(addr + DDR_SIZE_CS_OFF(i)); - - /* - * Chip select enabled? - */ - if (size & 1) { - struct mbus_dram_window *w; - - w = &orion_mbus_dram_info.cs[cs++]; - w->cs_index = i; - w->mbus_attr = 0xf & ~(1 << i); - w->base = base & 0xffff0000; - w->size = (size | 0x0000ffff) + 1; - } - } - orion_mbus_dram_info.num_cs = cs; -} diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c index c1793786aea..3ec6e8e8d36 100644 --- a/arch/arm/plat-orion/common.c +++ b/arch/arm/plat-orion/common.c @@ -19,9 +19,10 @@ #include <linux/mv643xx_eth.h> #include <linux/mv643xx_i2c.h> #include <net/dsa.h> -#include <plat/mv_xor.h> -#include <plat/ehci-orion.h> +#include <linux/platform_data/dma-mv_xor.h> +#include <linux/platform_data/usb-ehci-orion.h> #include <mach/bridge-regs.h> +#include <plat/common.h> /* Create a clkdev entry for a given device/clk */ void __init orion_clkdev_add(const char *con_id, const char *dev_id, @@ -47,6 +48,7 @@ void __init orion_clkdev_init(struct clk *tclk) orion_clkdev_add(NULL, MV643XX_ETH_NAME ".2", tclk); orion_clkdev_add(NULL, MV643XX_ETH_NAME ".3", tclk); orion_clkdev_add(NULL, "orion_wdt", tclk); + orion_clkdev_add(NULL, MV64XXX_I2C_CTLR_NAME ".0", tclk); } /* Fill in the resources structure and link it into the platform @@ -85,13 +87,13 @@ static void __init uart_complete( struct platform_device *orion_uart, struct plat_serial8250_port *data, struct resource *resources, - unsigned int membase, + void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk) { data->mapbase = mapbase; - data->membase = (void __iomem *)membase; + data->membase = membase; data->irq = irq; data->uartclk = uart_get_clk_rate(clk); orion_uart->dev.platform_data = data; @@ -119,7 +121,7 @@ static struct platform_device orion_uart0 = { .id = PLAT8250_DEV_PLATFORM, }; -void __init orion_uart0_init(unsigned int membase, +void __init orion_uart0_init(void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk) @@ -147,7 +149,7 @@ static struct platform_device orion_uart1 = { .id = PLAT8250_DEV_PLATFORM1, }; -void __init orion_uart1_init(unsigned int membase, +void __init orion_uart1_init(void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk) @@ -175,7 +177,7 @@ static struct platform_device orion_uart2 = { .id = PLAT8250_DEV_PLATFORM2, }; -void __init orion_uart2_init(unsigned int membase, +void __init orion_uart2_init(void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk) @@ -203,7 +205,7 @@ static struct platform_device orion_uart3 = { .id = 3, }; -void __init orion_uart3_init(unsigned int membase, +void __init orion_uart3_init(void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk) @@ -237,6 +239,7 @@ static __init void ge_complete( struct mv643xx_eth_shared_platform_data *orion_ge_shared_data, struct resource *orion_ge_resource, unsigned long irq, struct platform_device *orion_ge_shared, + struct platform_device *orion_ge_mvmdio, struct mv643xx_eth_platform_data *eth_data, struct platform_device *orion_ge) { @@ -246,19 +249,19 @@ static __init void ge_complete( orion_ge->dev.platform_data = eth_data; platform_device_register(orion_ge_shared); + if (orion_ge_mvmdio) + platform_device_register(orion_ge_mvmdio); platform_device_register(orion_ge); } /***************************************************************************** * GE00 ****************************************************************************/ -struct mv643xx_eth_shared_platform_data orion_ge00_shared_data; +static struct mv643xx_eth_shared_platform_data orion_ge00_shared_data; static struct resource orion_ge00_shared_resources[] = { { .name = "ge00 base", - }, { - .name = "ge00 err irq", }, }; @@ -270,6 +273,19 @@ static struct platform_device orion_ge00_shared = { }, }; +static struct resource orion_ge_mvmdio_resources[] = { + { + .name = "ge00 mvmdio base", + }, { + .name = "ge00 mvmdio err irq", + }, +}; + +static struct platform_device orion_ge_mvmdio = { + .name = "orion-mdio", + .id = -1, +}; + static struct resource orion_ge00_resources[] = { { .name = "ge00 irq", @@ -290,28 +306,29 @@ static struct platform_device orion_ge00 = { void __init orion_ge00_init(struct mv643xx_eth_platform_data *eth_data, unsigned long mapbase, unsigned long irq, - unsigned long irq_err) + unsigned long irq_err, + unsigned int tx_csum_limit) { fill_resources(&orion_ge00_shared, orion_ge00_shared_resources, - mapbase + 0x2000, SZ_16K - 1, irq_err); + mapbase + 0x2000, SZ_16K - 1, NO_IRQ); + fill_resources(&orion_ge_mvmdio, orion_ge_mvmdio_resources, + mapbase + 0x2004, 0x84 - 1, irq_err); + orion_ge00_shared_data.tx_csum_limit = tx_csum_limit; ge_complete(&orion_ge00_shared_data, orion_ge00_resources, irq, &orion_ge00_shared, + &orion_ge_mvmdio, eth_data, &orion_ge00); } /***************************************************************************** * GE01 ****************************************************************************/ -struct mv643xx_eth_shared_platform_data orion_ge01_shared_data = { - .shared_smi = &orion_ge00_shared, -}; +static struct mv643xx_eth_shared_platform_data orion_ge01_shared_data; static struct resource orion_ge01_shared_resources[] = { { .name = "ge01 base", - }, { - .name = "ge01 err irq", - }, + } }; static struct platform_device orion_ge01_shared = { @@ -342,33 +359,32 @@ static struct platform_device orion_ge01 = { void __init orion_ge01_init(struct mv643xx_eth_platform_data *eth_data, unsigned long mapbase, unsigned long irq, - unsigned long irq_err) + unsigned long irq_err, + unsigned int tx_csum_limit) { fill_resources(&orion_ge01_shared, orion_ge01_shared_resources, - mapbase + 0x2000, SZ_16K - 1, irq_err); + mapbase + 0x2000, SZ_16K - 1, NO_IRQ); + orion_ge01_shared_data.tx_csum_limit = tx_csum_limit; ge_complete(&orion_ge01_shared_data, orion_ge01_resources, irq, &orion_ge01_shared, + NULL, eth_data, &orion_ge01); } /***************************************************************************** * GE10 ****************************************************************************/ -struct mv643xx_eth_shared_platform_data orion_ge10_shared_data = { - .shared_smi = &orion_ge00_shared, -}; +static struct mv643xx_eth_shared_platform_data orion_ge10_shared_data; static struct resource orion_ge10_shared_resources[] = { { .name = "ge10 base", - }, { - .name = "ge10 err irq", - }, + } }; static struct platform_device orion_ge10_shared = { .name = MV643XX_ETH_SHARED_NAME, - .id = 1, + .id = 2, .dev = { .platform_data = &orion_ge10_shared_data, }, @@ -383,8 +399,8 @@ static struct resource orion_ge10_resources[] = { static struct platform_device orion_ge10 = { .name = MV643XX_ETH_NAME, - .id = 1, - .num_resources = 2, + .id = 2, + .num_resources = 1, .resource = orion_ge10_resources, .dev = { .coherent_dma_mask = DMA_BIT_MASK(32), @@ -397,30 +413,27 @@ void __init orion_ge10_init(struct mv643xx_eth_platform_data *eth_data, unsigned long irq_err) { fill_resources(&orion_ge10_shared, orion_ge10_shared_resources, - mapbase + 0x2000, SZ_16K - 1, irq_err); + mapbase + 0x2000, SZ_16K - 1, NO_IRQ); ge_complete(&orion_ge10_shared_data, orion_ge10_resources, irq, &orion_ge10_shared, + NULL, eth_data, &orion_ge10); } /***************************************************************************** * GE11 ****************************************************************************/ -struct mv643xx_eth_shared_platform_data orion_ge11_shared_data = { - .shared_smi = &orion_ge00_shared, -}; +static struct mv643xx_eth_shared_platform_data orion_ge11_shared_data; static struct resource orion_ge11_shared_resources[] = { { .name = "ge11 base", - }, { - .name = "ge11 err irq", }, }; static struct platform_device orion_ge11_shared = { .name = MV643XX_ETH_SHARED_NAME, - .id = 1, + .id = 3, .dev = { .platform_data = &orion_ge11_shared_data, }, @@ -435,8 +448,8 @@ static struct resource orion_ge11_resources[] = { static struct platform_device orion_ge11 = { .name = MV643XX_ETH_NAME, - .id = 1, - .num_resources = 2, + .id = 3, + .num_resources = 1, .resource = orion_ge11_resources, .dev = { .coherent_dma_mask = DMA_BIT_MASK(32), @@ -449,9 +462,10 @@ void __init orion_ge11_init(struct mv643xx_eth_platform_data *eth_data, unsigned long irq_err) { fill_resources(&orion_ge11_shared, orion_ge11_shared_resources, - mapbase + 0x2000, SZ_16K - 1, irq_err); + mapbase + 0x2000, SZ_16K - 1, NO_IRQ); ge_complete(&orion_ge11_shared_data, orion_ge11_resources, irq, &orion_ge11_shared, + NULL, eth_data, &orion_ge11); } @@ -581,14 +595,16 @@ void __init orion_spi_1_init(unsigned long mapbase) /***************************************************************************** * Watchdog ****************************************************************************/ -static struct resource orion_wdt_resource = - DEFINE_RES_MEM(TIMER_PHYS_BASE, 0x28); +static struct resource orion_wdt_resource[] = { + DEFINE_RES_MEM(TIMER_PHYS_BASE, 0x04), + DEFINE_RES_MEM(RSTOUTn_MASK_PHYS, 0x04), +}; static struct platform_device orion_wdt_device = { .name = "orion_wdt", .id = -1, - .num_resources = 1, - .resource = &orion_wdt_resource, + .num_resources = ARRAY_SIZE(orion_wdt_resource), + .resource = orion_wdt_resource, }; void __init orion_wdt_init(void) @@ -601,26 +617,6 @@ void __init orion_wdt_init(void) ****************************************************************************/ static u64 orion_xor_dmamask = DMA_BIT_MASK(32); -void __init orion_xor_init_channels( - struct mv_xor_platform_data *orion_xor0_data, - struct platform_device *orion_xor0_channel, - struct mv_xor_platform_data *orion_xor1_data, - struct platform_device *orion_xor1_channel) -{ - /* - * two engines can't do memset simultaneously, this limitation - * satisfied by removing memset support from one of the engines. - */ - dma_cap_set(DMA_MEMCPY, orion_xor0_data->cap_mask); - dma_cap_set(DMA_XOR, orion_xor0_data->cap_mask); - platform_device_register(orion_xor0_channel); - - dma_cap_set(DMA_MEMCPY, orion_xor1_data->cap_mask); - dma_cap_set(DMA_MEMSET, orion_xor1_data->cap_mask); - dma_cap_set(DMA_XOR, orion_xor1_data->cap_mask); - platform_device_register(orion_xor1_channel); -} - /***************************************************************************** * XOR0 ****************************************************************************/ @@ -631,61 +627,30 @@ static struct resource orion_xor0_shared_resources[] = { }, { .name = "xor 0 high", .flags = IORESOURCE_MEM, + }, { + .name = "irq channel 0", + .flags = IORESOURCE_IRQ, + }, { + .name = "irq channel 1", + .flags = IORESOURCE_IRQ, }, }; -static struct platform_device orion_xor0_shared = { - .name = MV_XOR_SHARED_NAME, - .id = 0, - .num_resources = ARRAY_SIZE(orion_xor0_shared_resources), - .resource = orion_xor0_shared_resources, -}; - -static struct resource orion_xor00_resources[] = { - [0] = { - .flags = IORESOURCE_IRQ, - }, -}; +static struct mv_xor_channel_data orion_xor0_channels_data[2]; -static struct mv_xor_platform_data orion_xor00_data = { - .shared = &orion_xor0_shared, - .hw_id = 0, - .pool_size = PAGE_SIZE, +static struct mv_xor_platform_data orion_xor0_pdata = { + .channels = orion_xor0_channels_data, }; -static struct platform_device orion_xor00_channel = { +static struct platform_device orion_xor0_shared = { .name = MV_XOR_NAME, .id = 0, - .num_resources = ARRAY_SIZE(orion_xor00_resources), - .resource = orion_xor00_resources, - .dev = { - .dma_mask = &orion_xor_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(64), - .platform_data = &orion_xor00_data, - }, -}; - -static struct resource orion_xor01_resources[] = { - [0] = { - .flags = IORESOURCE_IRQ, - }, -}; - -static struct mv_xor_platform_data orion_xor01_data = { - .shared = &orion_xor0_shared, - .hw_id = 1, - .pool_size = PAGE_SIZE, -}; - -static struct platform_device orion_xor01_channel = { - .name = MV_XOR_NAME, - .id = 1, - .num_resources = ARRAY_SIZE(orion_xor01_resources), - .resource = orion_xor01_resources, - .dev = { - .dma_mask = &orion_xor_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(64), - .platform_data = &orion_xor01_data, + .num_resources = ARRAY_SIZE(orion_xor0_shared_resources), + .resource = orion_xor0_shared_resources, + .dev = { + .dma_mask = &orion_xor_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(64), + .platform_data = &orion_xor0_pdata, }, }; @@ -699,15 +664,18 @@ void __init orion_xor0_init(unsigned long mapbase_low, orion_xor0_shared_resources[1].start = mapbase_high; orion_xor0_shared_resources[1].end = mapbase_high + 0xff; - orion_xor00_resources[0].start = irq_0; - orion_xor00_resources[0].end = irq_0; - orion_xor01_resources[0].start = irq_1; - orion_xor01_resources[0].end = irq_1; + orion_xor0_shared_resources[2].start = irq_0; + orion_xor0_shared_resources[2].end = irq_0; + orion_xor0_shared_resources[3].start = irq_1; + orion_xor0_shared_resources[3].end = irq_1; - platform_device_register(&orion_xor0_shared); + dma_cap_set(DMA_MEMCPY, orion_xor0_channels_data[0].cap_mask); + dma_cap_set(DMA_XOR, orion_xor0_channels_data[0].cap_mask); + + dma_cap_set(DMA_MEMCPY, orion_xor0_channels_data[1].cap_mask); + dma_cap_set(DMA_XOR, orion_xor0_channels_data[1].cap_mask); - orion_xor_init_channels(&orion_xor00_data, &orion_xor00_channel, - &orion_xor01_data, &orion_xor01_channel); + platform_device_register(&orion_xor0_shared); } /***************************************************************************** @@ -720,61 +688,30 @@ static struct resource orion_xor1_shared_resources[] = { }, { .name = "xor 1 high", .flags = IORESOURCE_MEM, + }, { + .name = "irq channel 0", + .flags = IORESOURCE_IRQ, + }, { + .name = "irq channel 1", + .flags = IORESOURCE_IRQ, }, }; -static struct platform_device orion_xor1_shared = { - .name = MV_XOR_SHARED_NAME, - .id = 1, - .num_resources = ARRAY_SIZE(orion_xor1_shared_resources), - .resource = orion_xor1_shared_resources, -}; - -static struct resource orion_xor10_resources[] = { - [0] = { - .flags = IORESOURCE_IRQ, - }, -}; - -static struct mv_xor_platform_data orion_xor10_data = { - .shared = &orion_xor1_shared, - .hw_id = 0, - .pool_size = PAGE_SIZE, -}; - -static struct platform_device orion_xor10_channel = { - .name = MV_XOR_NAME, - .id = 2, - .num_resources = ARRAY_SIZE(orion_xor10_resources), - .resource = orion_xor10_resources, - .dev = { - .dma_mask = &orion_xor_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(64), - .platform_data = &orion_xor10_data, - }, -}; - -static struct resource orion_xor11_resources[] = { - [0] = { - .flags = IORESOURCE_IRQ, - }, -}; +static struct mv_xor_channel_data orion_xor1_channels_data[2]; -static struct mv_xor_platform_data orion_xor11_data = { - .shared = &orion_xor1_shared, - .hw_id = 1, - .pool_size = PAGE_SIZE, +static struct mv_xor_platform_data orion_xor1_pdata = { + .channels = orion_xor1_channels_data, }; -static struct platform_device orion_xor11_channel = { +static struct platform_device orion_xor1_shared = { .name = MV_XOR_NAME, - .id = 3, - .num_resources = ARRAY_SIZE(orion_xor11_resources), - .resource = orion_xor11_resources, - .dev = { - .dma_mask = &orion_xor_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(64), - .platform_data = &orion_xor11_data, + .id = 1, + .num_resources = ARRAY_SIZE(orion_xor1_shared_resources), + .resource = orion_xor1_shared_resources, + .dev = { + .dma_mask = &orion_xor_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(64), + .platform_data = &orion_xor1_pdata, }, }; @@ -788,15 +725,18 @@ void __init orion_xor1_init(unsigned long mapbase_low, orion_xor1_shared_resources[1].start = mapbase_high; orion_xor1_shared_resources[1].end = mapbase_high + 0xff; - orion_xor10_resources[0].start = irq_0; - orion_xor10_resources[0].end = irq_0; - orion_xor11_resources[0].start = irq_1; - orion_xor11_resources[0].end = irq_1; + orion_xor1_shared_resources[2].start = irq_0; + orion_xor1_shared_resources[2].end = irq_0; + orion_xor1_shared_resources[3].start = irq_1; + orion_xor1_shared_resources[3].end = irq_1; - platform_device_register(&orion_xor1_shared); + dma_cap_set(DMA_MEMCPY, orion_xor1_channels_data[0].cap_mask); + dma_cap_set(DMA_XOR, orion_xor1_channels_data[0].cap_mask); + + dma_cap_set(DMA_MEMCPY, orion_xor1_channels_data[1].cap_mask); + dma_cap_set(DMA_XOR, orion_xor1_channels_data[1].cap_mask); - orion_xor_init_channels(&orion_xor10_data, &orion_xor10_channel, - &orion_xor11_data, &orion_xor11_channel); + platform_device_register(&orion_xor1_shared); } /***************************************************************************** diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c index af95af25730..b61a3bcc2fa 100644 --- a/arch/arm/plat-orion/gpio.c +++ b/arch/arm/plat-orion/gpio.c @@ -8,15 +8,22 @@ * warranty of any kind, whether express or implied. */ +#define DEBUG + #include <linux/kernel.h> #include <linux/init.h> #include <linux/irq.h> +#include <linux/irqdomain.h> #include <linux/module.h> #include <linux/spinlock.h> #include <linux/bitops.h> #include <linux/io.h> #include <linux/gpio.h> #include <linux/leds.h> +#include <linux/of.h> +#include <linux/of_irq.h> +#include <linux/of_address.h> +#include <plat/orion-gpio.h> /* * GPIO unit register offsets. @@ -38,6 +45,7 @@ struct orion_gpio_chip { unsigned long valid_output; int mask_offset; int secondary_irq_base; + struct irq_domain *domain; }; static void __iomem *GPIO_OUT(struct orion_gpio_chip *ochip) @@ -142,7 +150,7 @@ err_out: } /* - * GENERIC_GPIO primitives. + * GPIO primitives. */ static int orion_gpio_request(struct gpio_chip *chip, unsigned pin) { @@ -222,10 +230,10 @@ static int orion_gpio_to_irq(struct gpio_chip *chip, unsigned pin) struct orion_gpio_chip *ochip = container_of(chip, struct orion_gpio_chip, chip); - return ochip->secondary_irq_base + pin; + return irq_create_mapping(ochip->domain, + ochip->secondary_irq_base + pin); } - /* * Orion-specific GPIO API extensions. */ @@ -353,12 +361,10 @@ static int gpio_irq_set_type(struct irq_data *d, u32 type) int pin; u32 u; - pin = d->irq - gc->irq_base; + pin = d->hwirq - ochip->secondary_irq_base; u = readl(GPIO_IO_CONF(ochip)) & (1 << pin); if (!u) { - printk(KERN_ERR "orion gpio_irq_set_type failed " - "(irq %d, pin %d).\n", d->irq, pin); return -EINVAL; } @@ -397,17 +403,111 @@ static int gpio_irq_set_type(struct irq_data *d, u32 type) u &= ~(1 << pin); /* rising */ writel(u, GPIO_IN_POL(ochip)); } - return 0; } -void __init orion_gpio_init(int gpio_base, int ngpio, - u32 base, int mask_offset, int secondary_irq_base) +static void gpio_irq_handler(unsigned irq, struct irq_desc *desc) +{ + struct orion_gpio_chip *ochip = irq_get_handler_data(irq); + u32 cause, type; + int i; + + if (ochip == NULL) + return; + + cause = readl(GPIO_DATA_IN(ochip)) & readl(GPIO_LEVEL_MASK(ochip)); + cause |= readl(GPIO_EDGE_CAUSE(ochip)) & readl(GPIO_EDGE_MASK(ochip)); + + for (i = 0; i < ochip->chip.ngpio; i++) { + int irq; + + irq = ochip->secondary_irq_base + i; + + if (!(cause & (1 << i))) + continue; + + type = irq_get_trigger_type(irq); + if ((type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) { + /* Swap polarity (race with GPIO line) */ + u32 polarity; + + polarity = readl(GPIO_IN_POL(ochip)); + polarity ^= 1 << i; + writel(polarity, GPIO_IN_POL(ochip)); + } + generic_handle_irq(irq); + } +} + +#ifdef CONFIG_DEBUG_FS +#include <linux/seq_file.h> + +static void orion_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip) +{ + struct orion_gpio_chip *ochip = + container_of(chip, struct orion_gpio_chip, chip); + u32 out, io_conf, blink, in_pol, data_in, cause, edg_msk, lvl_msk; + int i; + + out = readl_relaxed(GPIO_OUT(ochip)); + io_conf = readl_relaxed(GPIO_IO_CONF(ochip)); + blink = readl_relaxed(GPIO_BLINK_EN(ochip)); + in_pol = readl_relaxed(GPIO_IN_POL(ochip)); + data_in = readl_relaxed(GPIO_DATA_IN(ochip)); + cause = readl_relaxed(GPIO_EDGE_CAUSE(ochip)); + edg_msk = readl_relaxed(GPIO_EDGE_MASK(ochip)); + lvl_msk = readl_relaxed(GPIO_LEVEL_MASK(ochip)); + + for (i = 0; i < chip->ngpio; i++) { + const char *label; + u32 msk; + bool is_out; + + label = gpiochip_is_requested(chip, i); + if (!label) + continue; + + msk = 1 << i; + is_out = !(io_conf & msk); + + seq_printf(s, " gpio-%-3d (%-20.20s)", chip->base + i, label); + + if (is_out) { + seq_printf(s, " out %s %s\n", + out & msk ? "hi" : "lo", + blink & msk ? "(blink )" : ""); + continue; + } + + seq_printf(s, " in %s (act %s) - IRQ", + (data_in ^ in_pol) & msk ? "hi" : "lo", + in_pol & msk ? "lo" : "hi"); + if (!((edg_msk | lvl_msk) & msk)) { + seq_printf(s, " disabled\n"); + continue; + } + if (edg_msk & msk) + seq_printf(s, " edge "); + if (lvl_msk & msk) + seq_printf(s, " level"); + seq_printf(s, " (%s)\n", cause & msk ? "pending" : "clear "); + } +} +#else +#define orion_gpio_dbg_show NULL +#endif + +void __init orion_gpio_init(struct device_node *np, + int gpio_base, int ngpio, + void __iomem *base, int mask_offset, + int secondary_irq_base, + int irqs[4]) { struct orion_gpio_chip *ochip; struct irq_chip_generic *gc; struct irq_chip_type *ct; char gc_label[16]; + int i; if (orion_gpio_chip_count == ARRAY_SIZE(orion_gpio_chips)) return; @@ -426,6 +526,11 @@ void __init orion_gpio_init(int gpio_base, int ngpio, ochip->chip.base = gpio_base; ochip->chip.ngpio = ngpio; ochip->chip.can_sleep = 0; +#ifdef CONFIG_OF + ochip->chip.of_node = np; +#endif + ochip->chip.dbg_show = orion_gpio_dbg_show; + spin_lock_init(&ochip->lock); ochip->base = (void __iomem *)base; ochip->valid_input = 0; @@ -435,8 +540,6 @@ void __init orion_gpio_init(int gpio_base, int ngpio, gpiochip_add(&ochip->chip); - orion_gpio_chip_count++; - /* * Mask and clear GPIO interrupts. */ @@ -444,16 +547,28 @@ void __init orion_gpio_init(int gpio_base, int ngpio, writel(0, GPIO_EDGE_MASK(ochip)); writel(0, GPIO_LEVEL_MASK(ochip)); - gc = irq_alloc_generic_chip("orion_gpio_irq", 2, secondary_irq_base, + /* Setup the interrupt handlers. Each chip can have up to 4 + * interrupt handlers, with each handler dealing with 8 GPIO + * pins. */ + + for (i = 0; i < 4; i++) { + if (irqs[i]) { + irq_set_handler_data(irqs[i], ochip); + irq_set_chained_handler(irqs[i], gpio_irq_handler); + } + } + + gc = irq_alloc_generic_chip("orion_gpio_irq", 2, + secondary_irq_base, ochip->base, handle_level_irq); gc->private = ochip; - ct = gc->chip_types; ct->regs.mask = ochip->mask_offset + GPIO_LEVEL_MASK_OFF; ct->type = IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW; ct->chip.irq_mask = irq_gc_mask_clr_bit; ct->chip.irq_unmask = irq_gc_mask_set_bit; ct->chip.irq_set_type = gpio_irq_set_type; + ct->chip.name = ochip->chip.label; ct++; ct->regs.mask = ochip->mask_offset + GPIO_EDGE_MASK_OFF; @@ -464,41 +579,21 @@ void __init orion_gpio_init(int gpio_base, int ngpio, ct->chip.irq_unmask = irq_gc_mask_set_bit; ct->chip.irq_set_type = gpio_irq_set_type; ct->handler = handle_edge_irq; + ct->chip.name = ochip->chip.label; irq_setup_generic_chip(gc, IRQ_MSK(ngpio), IRQ_GC_INIT_MASK_CACHE, IRQ_NOREQUEST, IRQ_LEVEL | IRQ_NOPROBE); -} - -void orion_gpio_irq_handler(int pinoff) -{ - struct orion_gpio_chip *ochip; - u32 cause, type; - int i; - - ochip = orion_gpio_chip_find(pinoff); - if (ochip == NULL) - return; - - cause = readl(GPIO_DATA_IN(ochip)) & readl(GPIO_LEVEL_MASK(ochip)); - cause |= readl(GPIO_EDGE_CAUSE(ochip)) & readl(GPIO_EDGE_MASK(ochip)); - - for (i = 0; i < ochip->chip.ngpio; i++) { - int irq; - - irq = ochip->secondary_irq_base + i; - - if (!(cause & (1 << i))) - continue; - type = irqd_get_trigger_type(irq_get_irq_data(irq)); - if ((type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) { - /* Swap polarity (race with GPIO line) */ - u32 polarity; + /* Setup irq domain on top of the generic chip. */ + ochip->domain = irq_domain_add_legacy(np, + ochip->chip.ngpio, + ochip->secondary_irq_base, + ochip->secondary_irq_base, + &irq_domain_simple_ops, + ochip); + if (!ochip->domain) + panic("%s: couldn't allocate irq domain (DT).\n", + ochip->chip.label); - polarity = readl(GPIO_IN_POL(ochip)); - polarity ^= 1 << i; - writel(polarity, GPIO_IN_POL(ochip)); - } - generic_handle_irq(irq); - } + orion_gpio_chip_count++; } diff --git a/arch/arm/plat-orion/include/plat/addr-map.h b/arch/arm/plat-orion/include/plat/addr-map.h index fd556f77562..b76c06569fe 100644 --- a/arch/arm/plat-orion/include/plat/addr-map.h +++ b/arch/arm/plat-orion/include/plat/addr-map.h @@ -16,7 +16,8 @@ extern struct mbus_dram_target_info orion_mbus_dram_info; struct orion_addr_map_cfg { const int num_wins; /* Total number of windows */ const int remappable_wins; - const u32 bridge_virt_base; + void __iomem *bridge_virt_base; + int hw_io_coherency; /* If NULL, the default cpu_win_can_remap will be used, using the value in remappable_wins */ @@ -49,5 +50,5 @@ void __init orion_setup_cpu_win(const struct orion_addr_map_cfg *cfg, const u8 attr, const int remap); void __init orion_setup_cpu_mbus_target(const struct orion_addr_map_cfg *cfg, - const u32 ddr_window_cpu_base); + const void __iomem *ddr_window_cpu_base); #endif diff --git a/arch/arm/plat-orion/include/plat/audio.h b/arch/arm/plat-orion/include/plat/audio.h deleted file mode 100644 index d6a55bd2e57..00000000000 --- a/arch/arm/plat-orion/include/plat/audio.h +++ /dev/null @@ -1,7 +0,0 @@ -#ifndef __PLAT_AUDIO_H -#define __PLAT_AUDIO_H - -struct kirkwood_asoc_platform_data { - int burst; -}; -#endif diff --git a/arch/arm/plat-orion/include/plat/cache-feroceon-l2.h b/arch/arm/plat-orion/include/plat/cache-feroceon-l2.h deleted file mode 100644 index 06f982d5569..00000000000 --- a/arch/arm/plat-orion/include/plat/cache-feroceon-l2.h +++ /dev/null @@ -1,11 +0,0 @@ -/* - * arch/arm/plat-orion/include/plat/cache-feroceon-l2.h - * - * Copyright (C) 2008 Marvell Semiconductor - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -extern void __init feroceon_l2_init(int l2_wt_override); diff --git a/arch/arm/plat-orion/include/plat/common.h b/arch/arm/plat-orion/include/plat/common.h index e00fdb21360..d9a24f605a2 100644 --- a/arch/arm/plat-orion/include/plat/common.h +++ b/arch/arm/plat-orion/include/plat/common.h @@ -10,25 +10,27 @@ #ifndef __PLAT_COMMON_H #include <linux/mv643xx_eth.h> +#include <linux/platform_data/usb-ehci-orion.h> struct dsa_platform_data; +struct mv_sata_platform_data; -void __init orion_uart0_init(unsigned int membase, +void __init orion_uart0_init(void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk); -void __init orion_uart1_init(unsigned int membase, +void __init orion_uart1_init(void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk); -void __init orion_uart2_init(unsigned int membase, +void __init orion_uart2_init(void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk); -void __init orion_uart3_init(unsigned int membase, +void __init orion_uart3_init(void __iomem *membase, resource_size_t mapbase, unsigned int irq, struct clk *clk); @@ -39,12 +41,14 @@ void __init orion_rtc_init(unsigned long mapbase, void __init orion_ge00_init(struct mv643xx_eth_platform_data *eth_data, unsigned long mapbase, unsigned long irq, - unsigned long irq_err); + unsigned long irq_err, + unsigned int tx_csum_limit); void __init orion_ge01_init(struct mv643xx_eth_platform_data *eth_data, unsigned long mapbase, unsigned long irq, - unsigned long irq_err); + unsigned long irq_err, + unsigned int tx_csum_limit); void __init orion_ge10_init(struct mv643xx_eth_platform_data *eth_data, unsigned long mapbase, diff --git a/arch/arm/plat-orion/include/plat/ehci-orion.h b/arch/arm/plat-orion/include/plat/ehci-orion.h deleted file mode 100644 index 6fc78e43042..00000000000 --- a/arch/arm/plat-orion/include/plat/ehci-orion.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * arch/arm/plat-orion/include/plat/ehci-orion.h - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#ifndef __PLAT_EHCI_ORION_H -#define __PLAT_EHCI_ORION_H - -#include <linux/mbus.h> - -enum orion_ehci_phy_ver { - EHCI_PHY_ORION, - EHCI_PHY_DD, - EHCI_PHY_KW, - EHCI_PHY_NA, -}; - -struct orion_ehci_data { - enum orion_ehci_phy_ver phy_version; -}; - - -#endif diff --git a/arch/arm/plat-orion/include/plat/irq.h b/arch/arm/plat-orion/include/plat/irq.h index f05eeab9496..96be19e9bd9 100644 --- a/arch/arm/plat-orion/include/plat/irq.h +++ b/arch/arm/plat-orion/include/plat/irq.h @@ -12,6 +12,4 @@ #define __PLAT_IRQ_H void orion_irq_init(unsigned int irq_start, void __iomem *maskaddr); - - #endif diff --git a/arch/arm/plat-orion/include/plat/mpp.h b/arch/arm/plat-orion/include/plat/mpp.h index 723adce99f4..254552fee88 100644 --- a/arch/arm/plat-orion/include/plat/mpp.h +++ b/arch/arm/plat-orion/include/plat/mpp.h @@ -29,6 +29,6 @@ #define MPP_OUTPUT_MASK GENERIC_MPP(0, 0x0, 0, 1) void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask, - unsigned int mpp_max, unsigned int dev_bus); + unsigned int mpp_max, void __iomem *dev_bus); #endif diff --git a/arch/arm/plat-orion/include/plat/mv_xor.h b/arch/arm/plat-orion/include/plat/mv_xor.h deleted file mode 100644 index 2ba1f7d76ee..00000000000 --- a/arch/arm/plat-orion/include/plat/mv_xor.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * arch/arm/plat-orion/include/plat/mv_xor.h - * - * Marvell XOR platform device data definition file. - */ - -#ifndef __PLAT_MV_XOR_H -#define __PLAT_MV_XOR_H - -#include <linux/dmaengine.h> -#include <linux/mbus.h> - -#define MV_XOR_SHARED_NAME "mv_xor_shared" -#define MV_XOR_NAME "mv_xor" - -struct mv_xor_platform_data { - struct platform_device *shared; - int hw_id; - dma_cap_mask_t cap_mask; - size_t pool_size; -}; - - -#endif diff --git a/arch/arm/plat-orion/include/plat/mvsdio.h b/arch/arm/plat-orion/include/plat/mvsdio.h deleted file mode 100644 index 1190efedcb9..00000000000 --- a/arch/arm/plat-orion/include/plat/mvsdio.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * arch/arm/plat-orion/include/plat/mvsdio.h - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#ifndef __MACH_MVSDIO_H -#define __MACH_MVSDIO_H - -#include <linux/mbus.h> - -struct mvsdio_platform_data { - unsigned int clock; - int gpio_card_detect; - int gpio_write_protect; -}; - -#endif diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/orion-gpio.h index bec0c98ce41..e763988b04b 100644 --- a/arch/arm/plat-orion/include/plat/gpio.h +++ b/arch/arm/plat-orion/include/plat/orion-gpio.h @@ -1,5 +1,5 @@ /* - * arch/arm/plat-orion/include/plat/gpio.h + * arch/arm/plat-orion/include/plat/orion-gpio.h * * Marvell Orion SoC GPIO handling. * @@ -13,7 +13,7 @@ #include <linux/init.h> #include <linux/types.h> - +#include <linux/irqdomain.h> /* * Orion-specific GPIO API extensions. */ @@ -27,13 +27,10 @@ int orion_gpio_led_blink_set(unsigned gpio, int state, void orion_gpio_set_valid(unsigned pin, int mode); /* Initialize gpiolib. */ -void __init orion_gpio_init(int gpio_base, int ngpio, - u32 base, int mask_offset, int secondary_irq_base); - -/* - * GPIO interrupt handling. - */ -void orion_gpio_irq_handler(int irqoff); - +void __init orion_gpio_init(struct device_node *np, + int gpio_base, int ngpio, + void __iomem *base, int mask_offset, + int secondary_irq_base, + int irq[4]); #endif diff --git a/arch/arm/plat-orion/include/plat/orion_nand.h b/arch/arm/plat-orion/include/plat/orion_nand.h deleted file mode 100644 index 9f3c180834d..00000000000 --- a/arch/arm/plat-orion/include/plat/orion_nand.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * arch/arm/plat-orion/include/plat/orion_nand.h - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#ifndef __PLAT_ORION_NAND_H -#define __PLAT_ORION_NAND_H - -/* - * Device bus NAND private data - */ -struct orion_nand_data { - struct mtd_partition *parts; - int (*dev_ready)(struct mtd_info *mtd); - u32 nr_parts; - u8 ale; /* address line number connected to ALE */ - u8 cle; /* address line number connected to CLE */ - u8 width; /* buswidth */ - u8 chip_delay; -}; - - -#endif diff --git a/arch/arm/plat-orion/include/plat/time.h b/arch/arm/plat-orion/include/plat/time.h index 4d5f1f6e18d..07527e417c6 100644 --- a/arch/arm/plat-orion/include/plat/time.h +++ b/arch/arm/plat-orion/include/plat/time.h @@ -11,9 +11,9 @@ #ifndef __PLAT_TIME_H #define __PLAT_TIME_H -void orion_time_set_base(u32 timer_base); +void orion_time_set_base(void __iomem *timer_base); -void orion_time_init(u32 bridge_base, u32 bridge_timer1_clr_mask, +void orion_time_init(void __iomem *bridge_base, u32 bridge_timer1_clr_mask, unsigned int irq, unsigned int tclk); diff --git a/arch/arm/plat-orion/irq.c b/arch/arm/plat-orion/irq.c index 2d5b9c1ef38..8c1fc06007c 100644 --- a/arch/arm/plat-orion/irq.c +++ b/arch/arm/plat-orion/irq.c @@ -11,8 +11,14 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/irq.h> +#include <linux/irqdomain.h> #include <linux/io.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> +#include <asm/exception.h> #include <plat/irq.h> +#include <plat/orion-gpio.h> +#include <mach/bridge-regs.h> void __init orion_irq_init(unsigned int irq_start, void __iomem *maskaddr) { diff --git a/arch/arm/plat-orion/mpp.c b/arch/arm/plat-orion/mpp.c index 3b1e17bd3d1..7310bcfb299 100644 --- a/arch/arm/plat-orion/mpp.c +++ b/arch/arm/plat-orion/mpp.c @@ -14,18 +14,19 @@ #include <linux/io.h> #include <linux/gpio.h> #include <mach/hardware.h> +#include <plat/orion-gpio.h> #include <plat/mpp.h> /* Address of the ith MPP control register */ -static __init unsigned long mpp_ctrl_addr(unsigned int i, - unsigned long dev_bus) +static __init void __iomem *mpp_ctrl_addr(unsigned int i, + void __iomem *dev_bus) { return dev_bus + (i) * 4; } void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask, - unsigned int mpp_max, unsigned int dev_bus) + unsigned int mpp_max, void __iomem *dev_bus) { unsigned int mpp_nr_regs = (1 + mpp_max/8); u32 mpp_ctrl[mpp_nr_regs]; @@ -48,7 +49,7 @@ void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask, "number (%u)\n", num); continue; } - if (variant_mask & !(*mpp_list & variant_mask)) { + if (variant_mask && !(*mpp_list & variant_mask)) { printk(KERN_WARNING "orion_mpp_conf: requested MPP%u config " "unavailable on this hardware\n", num); diff --git a/arch/arm/plat-orion/pcie.c b/arch/arm/plat-orion/pcie.c index f20a321088a..8b8c06d2e9c 100644 --- a/arch/arm/plat-orion/pcie.c +++ b/arch/arm/plat-orion/pcie.c @@ -120,12 +120,14 @@ void __init orion_pcie_reset(void __iomem *base) * BAR[0,2] -> disabled, BAR[1] -> covers all DRAM banks * WIN[0-3] -> DRAM bank[0-3] */ -static void __init orion_pcie_setup_wins(void __iomem *base, - struct mbus_dram_target_info *dram) +static void __init orion_pcie_setup_wins(void __iomem *base) { + const struct mbus_dram_target_info *dram; u32 size; int i; + dram = mv_mbus_dram_info(); + /* * First, disable and clear BARs and windows. */ @@ -150,7 +152,7 @@ static void __init orion_pcie_setup_wins(void __iomem *base, */ size = 0; for (i = 0; i < dram->num_cs; i++) { - struct mbus_dram_window *cs = dram->cs + i; + const struct mbus_dram_window *cs = dram->cs + i; writel(cs->base & 0xffff0000, base + PCIE_WIN04_BASE_OFF(i)); writel(0, base + PCIE_WIN04_REMAP_OFF(i)); @@ -184,7 +186,7 @@ void __init orion_pcie_setup(void __iomem *base) /* * Point PCIe unit MBUS decode windows to DRAM space. */ - orion_pcie_setup_wins(base, &orion_mbus_dram_info); + orion_pcie_setup_wins(base); /* * Master + slave enable. diff --git a/arch/arm/plat-orion/time.c b/arch/arm/plat-orion/time.c index 1ed8d1397fc..261258f717f 100644 --- a/arch/arm/plat-orion/time.c +++ b/arch/arm/plat-orion/time.c @@ -16,7 +16,8 @@ #include <linux/clockchips.h> #include <linux/interrupt.h> #include <linux/irq.h> -#include <asm/sched_clock.h> +#include <linux/sched_clock.h> +#include <plat/time.h> /* * MBus bridge block registers. @@ -60,7 +61,7 @@ static u32 ticks_per_jiffy; * at least 7.5ns (133MHz TCLK). */ -static u32 notrace orion_read_sched_clock(void) +static u64 notrace orion_read_sched_clock(void) { return ~readl(timer_base + TIMER0_VAL_OFF); } @@ -156,7 +157,6 @@ orion_clkevt_mode(enum clock_event_mode mode, struct clock_event_device *dev) static struct clock_event_device orion_clkevt = { .name = "orion_tick", .features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_PERIODIC, - .shift = 32, .rating = 300, .set_next_event = orion_clkevt_next_event, .set_mode = orion_clkevt_mode, @@ -175,18 +175,18 @@ static irqreturn_t orion_timer_interrupt(int irq, void *dev_id) static struct irqaction orion_timer_irq = { .name = "orion_tick", - .flags = IRQF_DISABLED | IRQF_TIMER, + .flags = IRQF_TIMER, .handler = orion_timer_interrupt }; void __init -orion_time_set_base(u32 _timer_base) +orion_time_set_base(void __iomem *_timer_base) { - timer_base = (void __iomem *)_timer_base; + timer_base = _timer_base; } void __init -orion_time_init(u32 _bridge_base, u32 _bridge_timer1_clr_mask, +orion_time_init(void __iomem *_bridge_base, u32 _bridge_timer1_clr_mask, unsigned int irq, unsigned int tclk) { u32 u; @@ -194,7 +194,7 @@ orion_time_init(u32 _bridge_base, u32 _bridge_timer1_clr_mask, /* * Set SoC-specific data. */ - bridge_base = (void __iomem *)_bridge_base; + bridge_base = _bridge_base; bridge_timer1_clr_mask = _bridge_timer1_clr_mask; ticks_per_jiffy = (tclk + HZ/2) / HZ; @@ -202,7 +202,7 @@ orion_time_init(u32 _bridge_base, u32 _bridge_timer1_clr_mask, /* * Set scale and timer for sched_clock. */ - setup_sched_clock(orion_read_sched_clock, 32, tclk); + sched_clock_register(orion_read_sched_clock, 32, tclk); /* * Setup free-running clocksource timer (interrupts @@ -221,9 +221,6 @@ orion_time_init(u32 _bridge_base, u32 _bridge_timer1_clr_mask, * Setup clockevent timer (interrupt-driven). */ setup_irq(irq, &orion_timer_irq); - orion_clkevt.mult = div_sc(tclk, NSEC_PER_SEC, orion_clkevt.shift); - orion_clkevt.max_delta_ns = clockevent_delta2ns(0xfffffffe, &orion_clkevt); - orion_clkevt.min_delta_ns = clockevent_delta2ns(1, &orion_clkevt); orion_clkevt.cpumask = cpumask_of(0); - clockevents_register_device(&orion_clkevt); + clockevents_config_and_register(&orion_clkevt, tclk, 1, 0xfffffffe); } |