diff options
Diffstat (limited to 'arch/arm/mach-kirkwood')
| -rw-r--r-- | arch/arm/mach-kirkwood/Makefile | 2 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/common.c | 94 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/common.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/dma.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/gpio.h | 38 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/irqs.h | 5 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/kirkwood.h | 3 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/memory.h | 4 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/irq.c | 35 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/rd88f6281-setup.c | 25 |
10 files changed, 198 insertions, 12 deletions
diff --git a/arch/arm/mach-kirkwood/Makefile b/arch/arm/mach-kirkwood/Makefile index e14bf40bfb0..b96c55dad34 100644 --- a/arch/arm/mach-kirkwood/Makefile +++ b/arch/arm/mach-kirkwood/Makefile @@ -2,4 +2,4 @@ obj-y += common.o addr-map.o irq.o pcie.o obj-$(CONFIG_MACH_DB88F6281_BP) += db88f6281-bp-setup.o obj-$(CONFIG_MACH_RD88F6192_NAS) += rd88f6192-nas-setup.o -obj-$(CONFIG_MACH_RD88F6192_NAS) += rd88f6281-setup.o +obj-$(CONFIG_MACH_RD88F6281) += rd88f6281-setup.o diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index 85cad05d8c5..7b8ef97fb50 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -16,6 +16,7 @@ #include <linux/mv643xx_eth.h> #include <linux/ata_platform.h> #include <linux/spi/orion_spi.h> +#include <net/dsa.h> #include <asm/page.h> #include <asm/timex.h> #include <asm/mach/map.h> @@ -56,6 +57,7 @@ void __init kirkwood_map_io(void) ****************************************************************************/ static struct orion_ehci_data kirkwood_ehci_data = { .dram = &kirkwood_mbus_dram_info, + .phy_version = EHCI_PHY_NA, }; static u64 ehci_dmamask = 0xffffffffUL; @@ -152,6 +154,98 @@ void __init kirkwood_ge00_init(struct mv643xx_eth_platform_data *eth_data) /***************************************************************************** + * GE01 + ****************************************************************************/ +struct mv643xx_eth_shared_platform_data kirkwood_ge01_shared_data = { + .dram = &kirkwood_mbus_dram_info, + .shared_smi = &kirkwood_ge00_shared, +}; + +static struct resource kirkwood_ge01_shared_resources[] = { + { + .name = "ge01 base", + .start = GE01_PHYS_BASE + 0x2000, + .end = GE01_PHYS_BASE + 0x3fff, + .flags = IORESOURCE_MEM, + }, { + .name = "ge01 err irq", + .start = IRQ_KIRKWOOD_GE01_ERR, + .end = IRQ_KIRKWOOD_GE01_ERR, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device kirkwood_ge01_shared = { + .name = MV643XX_ETH_SHARED_NAME, + .id = 1, + .dev = { + .platform_data = &kirkwood_ge01_shared_data, + }, + .num_resources = ARRAY_SIZE(kirkwood_ge01_shared_resources), + .resource = kirkwood_ge01_shared_resources, +}; + +static struct resource kirkwood_ge01_resources[] = { + { + .name = "ge01 irq", + .start = IRQ_KIRKWOOD_GE01_SUM, + .end = IRQ_KIRKWOOD_GE01_SUM, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device kirkwood_ge01 = { + .name = MV643XX_ETH_NAME, + .id = 1, + .num_resources = 1, + .resource = kirkwood_ge01_resources, +}; + +void __init kirkwood_ge01_init(struct mv643xx_eth_platform_data *eth_data) +{ + eth_data->shared = &kirkwood_ge01_shared; + kirkwood_ge01.dev.platform_data = eth_data; + + platform_device_register(&kirkwood_ge01_shared); + platform_device_register(&kirkwood_ge01); +} + + +/***************************************************************************** + * Ethernet switch + ****************************************************************************/ +static struct resource kirkwood_switch_resources[] = { + { + .start = 0, + .end = 0, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device kirkwood_switch_device = { + .name = "dsa", + .id = 0, + .num_resources = 0, + .resource = kirkwood_switch_resources, +}; + +void __init kirkwood_ge00_switch_init(struct dsa_platform_data *d, int irq) +{ + if (irq != NO_IRQ) { + kirkwood_switch_resources[0].start = irq; + kirkwood_switch_resources[0].end = irq; + kirkwood_switch_device.num_resources = 1; + } + + d->mii_bus = &kirkwood_ge00_shared.dev; + d->netdev = &kirkwood_ge00.dev; + kirkwood_switch_device.dev.platform_data = d; + + platform_device_register(&kirkwood_switch_device); +} + + +/***************************************************************************** * SoC RTC ****************************************************************************/ static struct resource kirkwood_rtc_resource = { diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h index 8fa0f6a2763..fe367c18e72 100644 --- a/arch/arm/mach-kirkwood/common.h +++ b/arch/arm/mach-kirkwood/common.h @@ -11,6 +11,7 @@ #ifndef __ARCH_KIRKWOOD_COMMON_H #define __ARCH_KIRKWOOD_COMMON_H +struct dsa_platform_data; struct mv643xx_eth_platform_data; struct mv_sata_platform_data; @@ -29,6 +30,8 @@ void kirkwood_pcie_id(u32 *dev, u32 *rev); void kirkwood_ehci_init(void); void kirkwood_ge00_init(struct mv643xx_eth_platform_data *eth_data); +void kirkwood_ge01_init(struct mv643xx_eth_platform_data *eth_data); +void kirkwood_ge00_switch_init(struct dsa_platform_data *d, int irq); void kirkwood_pcie_init(void); void kirkwood_rtc_init(void); void kirkwood_sata_init(struct mv_sata_platform_data *sata_data); diff --git a/arch/arm/mach-kirkwood/include/mach/dma.h b/arch/arm/mach-kirkwood/include/mach/dma.h deleted file mode 100644 index 40a8c178f10..00000000000 --- a/arch/arm/mach-kirkwood/include/mach/dma.h +++ /dev/null @@ -1 +0,0 @@ -/* empty */ diff --git a/arch/arm/mach-kirkwood/include/mach/gpio.h b/arch/arm/mach-kirkwood/include/mach/gpio.h new file mode 100644 index 00000000000..81b335eb62e --- /dev/null +++ b/arch/arm/mach-kirkwood/include/mach/gpio.h @@ -0,0 +1,38 @@ +/* + * arch/asm-arm/mach-kirkwood/include/mach/gpio.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 __ASM_ARCH_GPIO_H +#define __ASM_ARCH_GPIO_H + +#include <mach/irqs.h> +#include <plat/gpio.h> +#include <asm-generic/gpio.h> /* cansleep wrappers */ + +#define GPIO_MAX 50 +#define GPIO_OFF(pin) (((pin) >> 5) ? 0x0140 : 0x0100) +#define GPIO_OUT(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x00) +#define GPIO_IO_CONF(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x04) +#define GPIO_BLINK_EN(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x08) +#define GPIO_IN_POL(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x0c) +#define GPIO_DATA_IN(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x10) +#define GPIO_EDGE_CAUSE(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x14) +#define GPIO_EDGE_MASK(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x18) +#define GPIO_LEVEL_MASK(pin) (DEV_BUS_VIRT_BASE + GPIO_OFF(pin) + 0x1c) + +static inline int gpio_to_irq(int pin) +{ + return pin + IRQ_KIRKWOOD_GPIO_START; +} + +static inline int irq_to_gpio(int irq) +{ + return irq - IRQ_KIRKWOOD_GPIO_START; +} + + +#endif diff --git a/arch/arm/mach-kirkwood/include/mach/irqs.h b/arch/arm/mach-kirkwood/include/mach/irqs.h index ffab89f21c1..f00a0a45a67 100644 --- a/arch/arm/mach-kirkwood/include/mach/irqs.h +++ b/arch/arm/mach-kirkwood/include/mach/irqs.h @@ -11,8 +11,6 @@ #ifndef __ASM_ARCH_IRQS_H #define __ASM_ARCH_IRQS_H -#include "kirkwood.h" /* need GPIO_MAX */ - /* * Low Interrupt Controller */ @@ -51,12 +49,13 @@ #define IRQ_KIRKWOOD_GPIO_HIGH_8_15 40 #define IRQ_KIRKWOOD_GPIO_HIGH_16_23 41 #define IRQ_KIRKWOOD_GE00_ERR 46 +#define IRQ_KIRKWOOD_GE01_ERR 47 /* * KIRKWOOD General Purpose Pins */ #define IRQ_KIRKWOOD_GPIO_START 64 -#define NR_GPIO_IRQS GPIO_MAX +#define NR_GPIO_IRQS 50 #define NR_IRQS (IRQ_KIRKWOOD_GPIO_START + NR_GPIO_IRQS) diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h index eae42406fd8..ada480c0e19 100644 --- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h +++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h @@ -117,7 +117,4 @@ #define SATA_PHYS_BASE (KIRKWOOD_REGS_PHYS_BASE | 0x80000) -#define GPIO_MAX 50 - - #endif diff --git a/arch/arm/mach-kirkwood/include/mach/memory.h b/arch/arm/mach-kirkwood/include/mach/memory.h index b5fb34bdccd..45431e13146 100644 --- a/arch/arm/mach-kirkwood/include/mach/memory.h +++ b/arch/arm/mach-kirkwood/include/mach/memory.h @@ -7,8 +7,4 @@ #define PHYS_OFFSET UL(0x00000000) -#define __virt_to_bus(x) __virt_to_phys(x) -#define __bus_to_virt(x) __phys_to_virt(x) - - #endif diff --git a/arch/arm/mach-kirkwood/irq.c b/arch/arm/mach-kirkwood/irq.c index 5790643ffe0..efb86b70027 100644 --- a/arch/arm/mach-kirkwood/irq.c +++ b/arch/arm/mach-kirkwood/irq.c @@ -13,10 +13,45 @@ #include <linux/irq.h> #include <linux/io.h> #include <plat/irq.h> +#include <asm/gpio.h> #include "common.h" +static void gpio_irq_handler(unsigned int irq, struct irq_desc *desc) +{ + BUG_ON(irq < IRQ_KIRKWOOD_GPIO_LOW_0_7); + BUG_ON(irq > IRQ_KIRKWOOD_GPIO_HIGH_16_23); + + orion_gpio_irq_handler((irq - IRQ_KIRKWOOD_GPIO_LOW_0_7) << 3); +} + void __init kirkwood_init_irq(void) { + int i; + orion_irq_init(0, (void __iomem *)(IRQ_VIRT_BASE + IRQ_MASK_LOW_OFF)); orion_irq_init(32, (void __iomem *)(IRQ_VIRT_BASE + IRQ_MASK_HIGH_OFF)); + + /* + * Mask and clear GPIO IRQ interrupts. + */ + writel(0, GPIO_LEVEL_MASK(0)); + writel(0, GPIO_EDGE_MASK(0)); + writel(0, GPIO_EDGE_CAUSE(0)); + writel(0, GPIO_LEVEL_MASK(32)); + writel(0, GPIO_EDGE_MASK(32)); + writel(0, GPIO_EDGE_CAUSE(32)); + + for (i = IRQ_KIRKWOOD_GPIO_START; i < NR_IRQS; i++) { + set_irq_chip(i, &orion_gpio_irq_level_chip); + set_irq_handler(i, handle_level_irq); + irq_desc[i].status |= IRQ_LEVEL; + set_irq_flags(i, IRQF_VALID); + } + set_irq_chained_handler(IRQ_KIRKWOOD_GPIO_LOW_0_7, gpio_irq_handler); + set_irq_chained_handler(IRQ_KIRKWOOD_GPIO_LOW_8_15, gpio_irq_handler); + set_irq_chained_handler(IRQ_KIRKWOOD_GPIO_LOW_16_23, gpio_irq_handler); + set_irq_chained_handler(IRQ_KIRKWOOD_GPIO_LOW_24_31, gpio_irq_handler); + set_irq_chained_handler(IRQ_KIRKWOOD_GPIO_HIGH_0_7, gpio_irq_handler); + set_irq_chained_handler(IRQ_KIRKWOOD_GPIO_HIGH_8_15, gpio_irq_handler); + set_irq_chained_handler(IRQ_KIRKWOOD_GPIO_HIGH_16_23, gpio_irq_handler); } diff --git a/arch/arm/mach-kirkwood/rd88f6281-setup.c b/arch/arm/mach-kirkwood/rd88f6281-setup.c index f785093e433..9a0e905d10c 100644 --- a/arch/arm/mach-kirkwood/rd88f6281-setup.c +++ b/arch/arm/mach-kirkwood/rd88f6281-setup.c @@ -19,6 +19,7 @@ #include <linux/ata_platform.h> #include <linux/mv643xx_eth.h> #include <linux/ethtool.h> +#include <net/dsa.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/pci.h> @@ -74,19 +75,43 @@ static struct mv643xx_eth_platform_data rd88f6281_ge00_data = { .duplex = DUPLEX_FULL, }; +static struct dsa_platform_data rd88f6281_switch_data = { + .port_names[0] = "lan1", + .port_names[1] = "lan2", + .port_names[2] = "lan3", + .port_names[3] = "lan4", + .port_names[5] = "cpu", +}; + +static struct mv643xx_eth_platform_data rd88f6281_ge01_data = { + .phy_addr = MV643XX_ETH_PHY_ADDR(11), +}; + static struct mv_sata_platform_data rd88f6281_sata_data = { .n_ports = 2, }; static void __init rd88f6281_init(void) { + u32 dev, rev; + /* * Basic setup. Needs to be called early. */ kirkwood_init(); kirkwood_ehci_init(); + kirkwood_ge00_init(&rd88f6281_ge00_data); + kirkwood_pcie_id(&dev, &rev); + if (rev == MV88F6281_REV_A0) { + rd88f6281_switch_data.sw_addr = 10; + kirkwood_ge01_init(&rd88f6281_ge01_data); + } else { + rd88f6281_switch_data.port_names[4] = "wan"; + } + kirkwood_ge00_switch_init(&rd88f6281_switch_data, NO_IRQ); + kirkwood_rtc_init(); kirkwood_sata_init(&rd88f6281_sata_data); kirkwood_uart0_init(); |