diff options
Diffstat (limited to 'arch/arm/mach-kirkwood')
| -rw-r--r-- | arch/arm/mach-kirkwood/addr-map.c | 8 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/common.c | 84 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/common.h | 7 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/db88f6281-bp-setup.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/irqs.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/kirkwood.h | 14 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/include/mach/timex.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/pcie.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-kirkwood/rd88f6281-setup.c | 1 |
9 files changed, 97 insertions, 26 deletions
diff --git a/arch/arm/mach-kirkwood/addr-map.c b/arch/arm/mach-kirkwood/addr-map.c index c79f492072f9..5db4f0bbe5ee 100644 --- a/arch/arm/mach-kirkwood/addr-map.c +++ b/arch/arm/mach-kirkwood/addr-map.c @@ -48,6 +48,7 @@ struct mbus_dram_target_info kirkwood_mbus_dram_info; +static int __initdata win_alloc_count; static int __init cpu_win_can_remap(int win) { @@ -111,6 +112,8 @@ void __init kirkwood_setup_cpu_mbus(void) setup_cpu_win(2, KIRKWOOD_NAND_MEM_PHYS_BASE, KIRKWOOD_NAND_MEM_SIZE, TARGET_DEV_BUS, ATTR_DEV_NAND, -1); + win_alloc_count = 3; + /* * Setup MBUS dram target info. */ @@ -137,3 +140,8 @@ void __init kirkwood_setup_cpu_mbus(void) } kirkwood_mbus_dram_info.num_cs = cs; } + +void __init kirkwood_setup_sram_win(u32 base, u32 size) +{ + setup_cpu_win(win_alloc_count++, base, size, 0x03, 0x00, -1); +} diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index 189f16f3619d..85cad05d8c5b 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -98,7 +98,6 @@ void __init kirkwood_ehci_init(void) * GE00 ****************************************************************************/ struct mv643xx_eth_shared_platform_data kirkwood_ge00_shared_data = { - .t_clk = KIRKWOOD_TCLK, .dram = &kirkwood_mbus_dram_info, }; @@ -108,6 +107,11 @@ static struct resource kirkwood_ge00_shared_resources[] = { .start = GE00_PHYS_BASE + 0x2000, .end = GE00_PHYS_BASE + 0x3fff, .flags = IORESOURCE_MEM, + }, { + .name = "ge00 err irq", + .start = IRQ_KIRKWOOD_GE00_ERR, + .end = IRQ_KIRKWOOD_GE00_ERR, + .flags = IORESOURCE_IRQ, }, }; @@ -117,7 +121,7 @@ static struct platform_device kirkwood_ge00_shared = { .dev = { .platform_data = &kirkwood_ge00_shared_data, }, - .num_resources = 1, + .num_resources = ARRAY_SIZE(kirkwood_ge00_shared_resources), .resource = kirkwood_ge00_shared_resources, }; @@ -201,7 +205,6 @@ void __init kirkwood_sata_init(struct mv_sata_platform_data *sata_data) * SPI ****************************************************************************/ static struct orion_spi_info kirkwood_spi_plat_data = { - .tclk = KIRKWOOD_TCLK, }; static struct resource kirkwood_spi_resources[] = { @@ -239,7 +242,7 @@ static struct plat_serial8250_port kirkwood_uart0_data[] = { .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF, .iotype = UPIO_MEM, .regshift = 2, - .uartclk = KIRKWOOD_TCLK, + .uartclk = 0, }, { }, }; @@ -283,7 +286,7 @@ static struct plat_serial8250_port kirkwood_uart1_data[] = { .flags = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF, .iotype = UPIO_MEM, .regshift = 2, - .uartclk = KIRKWOOD_TCLK, + .uartclk = 0, }, { }, }; @@ -525,9 +528,23 @@ void __init kirkwood_xor1_init(void) /***************************************************************************** * Time handling ****************************************************************************/ +int kirkwood_tclk; + +int __init kirkwood_find_tclk(void) +{ + u32 dev, rev; + + kirkwood_pcie_id(&dev, &rev); + if (dev == MV88F6281_DEV_ID && rev == MV88F6281_REV_A0) + return 200000000; + + return 166666667; +} + static void kirkwood_timer_init(void) { - orion_time_init(IRQ_KIRKWOOD_BRIDGE, KIRKWOOD_TCLK); + kirkwood_tclk = kirkwood_find_tclk(); + orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk); } struct sys_timer kirkwood_timer = { @@ -538,33 +555,62 @@ struct sys_timer kirkwood_timer = { /***************************************************************************** * General ****************************************************************************/ +/* + * Identify device ID and revision. + */ static char * __init kirkwood_id(void) { - switch (readl(DEVICE_ID) & 0x3) { - case 0: - return "88F6180"; - case 1: - return "88F6192"; - case 2: - return "88F6281"; + u32 dev, rev; + + kirkwood_pcie_id(&dev, &rev); + + if (dev == MV88F6281_DEV_ID) { + if (rev == MV88F6281_REV_Z0) + return "MV88F6281-Z0"; + else if (rev == MV88F6281_REV_A0) + return "MV88F6281-A0"; + else + return "MV88F6281-Rev-Unsupported"; + } else if (dev == MV88F6192_DEV_ID) { + if (rev == MV88F6192_REV_Z0) + return "MV88F6192-Z0"; + else if (rev == MV88F6192_REV_A0) + return "MV88F6192-A0"; + else + return "MV88F6192-Rev-Unsupported"; + } else if (dev == MV88F6180_DEV_ID) { + if (rev == MV88F6180_REV_A0) + return "MV88F6180-Rev-A0"; + else + return "MV88F6180-Rev-Unsupported"; + } else { + return "Device-Unknown"; } - - return "unknown 88F6000 variant"; } -static int __init is_l2_writethrough(void) +static void __init kirkwood_l2_init(void) { - return !!(readl(L2_CONFIG_REG) & L2_WRITETHROUGH); +#ifdef CONFIG_CACHE_FEROCEON_L2_WRITETHROUGH + writel(readl(L2_CONFIG_REG) | L2_WRITETHROUGH, L2_CONFIG_REG); + feroceon_l2_init(1); +#else + writel(readl(L2_CONFIG_REG) & ~L2_WRITETHROUGH, L2_CONFIG_REG); + feroceon_l2_init(0); +#endif } void __init kirkwood_init(void) { printk(KERN_INFO "Kirkwood: %s, TCLK=%d.\n", - kirkwood_id(), KIRKWOOD_TCLK); + kirkwood_id(), kirkwood_tclk); + kirkwood_ge00_shared_data.t_clk = kirkwood_tclk; + kirkwood_spi_plat_data.tclk = kirkwood_tclk; + kirkwood_uart0_data[0].uartclk = kirkwood_tclk; + kirkwood_uart1_data[0].uartclk = kirkwood_tclk; kirkwood_setup_cpu_mbus(); #ifdef CONFIG_CACHE_FEROCEON_L2 - feroceon_l2_init(is_l2_writethrough()); + kirkwood_l2_init(); #endif } diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h index 69cd113af03a..8fa0f6a27635 100644 --- a/arch/arm/mach-kirkwood/common.h +++ b/arch/arm/mach-kirkwood/common.h @@ -23,10 +23,9 @@ void kirkwood_init_irq(void); extern struct mbus_dram_target_info kirkwood_mbus_dram_info; void kirkwood_setup_cpu_mbus(void); -void kirkwood_setup_pcie_io_win(int window, u32 base, u32 size, - int maj, int min); -void kirkwood_setup_pcie_mem_win(int window, u32 base, u32 size, - int maj, int min); +void kirkwood_setup_sram_win(u32 base, u32 size); + +void kirkwood_pcie_id(u32 *dev, u32 *rev); void kirkwood_ehci_init(void); void kirkwood_ge00_init(struct mv643xx_eth_platform_data *eth_data); diff --git a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c index cd317795f355..a14c2948c62a 100644 --- a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c +++ b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c @@ -44,7 +44,6 @@ static void __init db88f6281_init(void) kirkwood_rtc_init(); kirkwood_sata_init(&db88f6281_sata_data); kirkwood_uart0_init(); - kirkwood_uart1_init(); } static int __init db88f6281_pci_init(void) diff --git a/arch/arm/mach-kirkwood/include/mach/irqs.h b/arch/arm/mach-kirkwood/include/mach/irqs.h index 6fd05838c72d..ffab89f21c11 100644 --- a/arch/arm/mach-kirkwood/include/mach/irqs.h +++ b/arch/arm/mach-kirkwood/include/mach/irqs.h @@ -50,6 +50,7 @@ #define IRQ_KIRKWOOD_GPIO_HIGH_0_7 39 #define IRQ_KIRKWOOD_GPIO_HIGH_8_15 40 #define IRQ_KIRKWOOD_GPIO_HIGH_16_23 41 +#define IRQ_KIRKWOOD_GE00_ERR 46 /* * KIRKWOOD General Purpose Pins diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h index 5c69992295e8..eae42406fd86 100644 --- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h +++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h @@ -68,6 +68,20 @@ #define L2_WRITETHROUGH 0x00000010 /* + * Supported devices and revisions. + */ +#define MV88F6281_DEV_ID 0x6281 +#define MV88F6281_REV_Z0 0 +#define MV88F6281_REV_A0 2 + +#define MV88F6192_DEV_ID 0x6192 +#define MV88F6192_REV_Z0 0 +#define MV88F6192_REV_A0 2 + +#define MV88F6180_DEV_ID 0x6180 +#define MV88F6180_REV_A0 2 + +/* * Register Map */ #define DDR_VIRT_BASE (KIRKWOOD_REGS_VIRT_BASE | 0x00000) diff --git a/arch/arm/mach-kirkwood/include/mach/timex.h b/arch/arm/mach-kirkwood/include/mach/timex.h index f77ef4a32c5f..c923cd169b9c 100644 --- a/arch/arm/mach-kirkwood/include/mach/timex.h +++ b/arch/arm/mach-kirkwood/include/mach/timex.h @@ -8,4 +8,3 @@ #define CLOCK_TICK_RATE (100 * HZ) -#define KIRKWOOD_TCLK 166666667 diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c index 2195fa31f6b7..f6b08f207c89 100644 --- a/arch/arm/mach-kirkwood/pcie.c +++ b/arch/arm/mach-kirkwood/pcie.c @@ -18,6 +18,12 @@ #define PCIE_BASE ((void __iomem *)PCIE_VIRT_BASE) +void __init kirkwood_pcie_id(u32 *dev, u32 *rev) +{ + *dev = orion_pcie_dev_id(PCIE_BASE); + *rev = orion_pcie_rev(PCIE_BASE); +} + static int pcie_valid_config(int bus, int dev) { /* diff --git a/arch/arm/mach-kirkwood/rd88f6281-setup.c b/arch/arm/mach-kirkwood/rd88f6281-setup.c index b6416615c0b9..f785093e433f 100644 --- a/arch/arm/mach-kirkwood/rd88f6281-setup.c +++ b/arch/arm/mach-kirkwood/rd88f6281-setup.c @@ -90,7 +90,6 @@ static void __init rd88f6281_init(void) kirkwood_rtc_init(); kirkwood_sata_init(&rd88f6281_sata_data); kirkwood_uart0_init(); - kirkwood_uart1_init(); platform_device_register(&rd88f6281_nand_flash); } |
