diff options
Diffstat (limited to 'arch/powerpc/platforms/embedded6xx')
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/Kconfig | 10 | ||||
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/Makefile | 1 | ||||
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/c2k.c | 148 | ||||
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/flipper-pic.c | 10 | ||||
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/hlwd-pic.c | 7 | ||||
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/usbgecko_udbg.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/wii.c | 35 |
7 files changed, 18 insertions, 195 deletions
diff --git a/arch/powerpc/platforms/embedded6xx/Kconfig b/arch/powerpc/platforms/embedded6xx/Kconfig index 9fb2d5912c5a..8ea16db5ff48 100644 --- a/arch/powerpc/platforms/embedded6xx/Kconfig +++ b/arch/powerpc/platforms/embedded6xx/Kconfig @@ -48,16 +48,6 @@ config PPC_HOLLY Select PPC_HOLLY if configuring for an IBM 750GX/CL Eval Board with TSI108/9 bridge (Hickory/Holly) -config PPC_C2K - bool "SBS/GEFanuc C2K board" - depends on EMBEDDED6xx - select MV64X60 - select NOT_COHERENT_CACHE - select MTD_CFI_I4 - help - This option enables support for the GE Fanuc C2K board (formerly - an SBS board). - config MVME5100 bool "Motorola/Emerson MVME5100" depends on EMBEDDED6xx diff --git a/arch/powerpc/platforms/embedded6xx/Makefile b/arch/powerpc/platforms/embedded6xx/Makefile index 12154e3257ad..e656ae9f23c6 100644 --- a/arch/powerpc/platforms/embedded6xx/Makefile +++ b/arch/powerpc/platforms/embedded6xx/Makefile @@ -6,7 +6,6 @@ obj-$(CONFIG_MPC7448HPC2) += mpc7448_hpc2.o obj-$(CONFIG_LINKSTATION) += linkstation.o ls_uart.o obj-$(CONFIG_STORCENTER) += storcenter.o obj-$(CONFIG_PPC_HOLLY) += holly.o -obj-$(CONFIG_PPC_C2K) += c2k.o obj-$(CONFIG_USBGECKO_UDBG) += usbgecko_udbg.o obj-$(CONFIG_GAMECUBE_COMMON) += flipper-pic.o obj-$(CONFIG_GAMECUBE) += gamecube.o diff --git a/arch/powerpc/platforms/embedded6xx/c2k.c b/arch/powerpc/platforms/embedded6xx/c2k.c deleted file mode 100644 index d19e4e759597..000000000000 --- a/arch/powerpc/platforms/embedded6xx/c2k.c +++ /dev/null @@ -1,148 +0,0 @@ -/* - * Board setup routines for the GEFanuc C2K board - * - * Author: Remi Machet <rmachet@slac.stanford.edu> - * - * Originated from prpmc2800.c - * - * 2008 (c) Stanford University - * 2007 (c) MontaVista, Software, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published - * by the Free Software Foundation. - */ - -#include <linux/stddef.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/interrupt.h> -#include <linux/seq_file.h> -#include <linux/time.h> -#include <linux/of.h> - -#include <asm/machdep.h> -#include <asm/prom.h> -#include <asm/time.h> - -#include <mm/mmu_decl.h> - -#include <sysdev/mv64x60.h> - -#define MV64x60_MPP_CNTL_0 0x0000 -#define MV64x60_MPP_CNTL_2 0x0008 - -#define MV64x60_GPP_IO_CNTL 0x0000 -#define MV64x60_GPP_LEVEL_CNTL 0x0010 -#define MV64x60_GPP_VALUE_SET 0x0018 - -static void __iomem *mv64x60_mpp_reg_base; -static void __iomem *mv64x60_gpp_reg_base; - -static void __init c2k_setup_arch(void) -{ - struct device_node *np; - phys_addr_t paddr; - const unsigned int *reg; - - /* - * ioremap mpp and gpp registers in case they are later - * needed by c2k_reset_board(). - */ - np = of_find_compatible_node(NULL, NULL, "marvell,mv64360-mpp"); - reg = of_get_property(np, "reg", NULL); - paddr = of_translate_address(np, reg); - of_node_put(np); - mv64x60_mpp_reg_base = ioremap(paddr, reg[1]); - - np = of_find_compatible_node(NULL, NULL, "marvell,mv64360-gpp"); - reg = of_get_property(np, "reg", NULL); - paddr = of_translate_address(np, reg); - of_node_put(np); - mv64x60_gpp_reg_base = ioremap(paddr, reg[1]); - -#ifdef CONFIG_PCI - mv64x60_pci_init(); -#endif -} - -static void c2k_reset_board(void) -{ - u32 temp; - - local_irq_disable(); - - temp = in_le32(mv64x60_mpp_reg_base + MV64x60_MPP_CNTL_0); - temp &= 0xFFFF0FFF; - out_le32(mv64x60_mpp_reg_base + MV64x60_MPP_CNTL_0, temp); - - temp = in_le32(mv64x60_gpp_reg_base + MV64x60_GPP_LEVEL_CNTL); - temp |= 0x00000004; - out_le32(mv64x60_gpp_reg_base + MV64x60_GPP_LEVEL_CNTL, temp); - - temp = in_le32(mv64x60_gpp_reg_base + MV64x60_GPP_IO_CNTL); - temp |= 0x00000004; - out_le32(mv64x60_gpp_reg_base + MV64x60_GPP_IO_CNTL, temp); - - temp = in_le32(mv64x60_mpp_reg_base + MV64x60_MPP_CNTL_2); - temp &= 0xFFFF0FFF; - out_le32(mv64x60_mpp_reg_base + MV64x60_MPP_CNTL_2, temp); - - temp = in_le32(mv64x60_gpp_reg_base + MV64x60_GPP_LEVEL_CNTL); - temp |= 0x00080000; - out_le32(mv64x60_gpp_reg_base + MV64x60_GPP_LEVEL_CNTL, temp); - - temp = in_le32(mv64x60_gpp_reg_base + MV64x60_GPP_IO_CNTL); - temp |= 0x00080000; - out_le32(mv64x60_gpp_reg_base + MV64x60_GPP_IO_CNTL, temp); - - out_le32(mv64x60_gpp_reg_base + MV64x60_GPP_VALUE_SET, 0x00080004); -} - -static void __noreturn c2k_restart(char *cmd) -{ - c2k_reset_board(); - msleep(100); - panic("restart failed\n"); -} - -#ifdef CONFIG_NOT_COHERENT_CACHE -#define COHERENCY_SETTING "off" -#else -#define COHERENCY_SETTING "on" -#endif - -void c2k_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "Vendor\t\t: GEFanuc\n"); - seq_printf(m, "coherency\t: %s\n", COHERENCY_SETTING); -} - -/* - * Called very early, device-tree isn't unflattened - */ -static int __init c2k_probe(void) -{ - if (!of_machine_is_compatible("GEFanuc,C2K")) - return 0; - - printk(KERN_INFO "Detected a GEFanuc C2K board\n"); - - _set_L2CR(0); - _set_L2CR(L2CR_L2E | L2CR_L2PE | L2CR_L2I); - - mv64x60_init_early(); - - return 1; -} - -define_machine(c2k) { - .name = "C2K", - .probe = c2k_probe, - .setup_arch = c2k_setup_arch, - .show_cpuinfo = c2k_show_cpuinfo, - .init_IRQ = mv64x60_init_irq, - .get_irq = mv64x60_get_irq, - .restart = c2k_restart, - .calibrate_decr = generic_calibrate_decr, -}; diff --git a/arch/powerpc/platforms/embedded6xx/flipper-pic.c b/arch/powerpc/platforms/embedded6xx/flipper-pic.c index ade83829d5e8..db0be007fd06 100644 --- a/arch/powerpc/platforms/embedded6xx/flipper-pic.c +++ b/arch/powerpc/platforms/embedded6xx/flipper-pic.c @@ -108,16 +108,8 @@ static int flipper_pic_map(struct irq_domain *h, unsigned int virq, return 0; } -static int flipper_pic_match(struct irq_domain *h, struct device_node *np, - enum irq_domain_bus_token bus_token) -{ - return 1; -} - - static const struct irq_domain_ops flipper_irq_domain_ops = { .map = flipper_pic_map, - .match = flipper_pic_match, }; /* @@ -132,7 +124,7 @@ static void __flipper_quiesce(void __iomem *io_base) out_be32(io_base + FLIPPER_ICR, 0xffffffff); } -struct irq_domain * __init flipper_pic_init(struct device_node *np) +static struct irq_domain * __init flipper_pic_init(struct device_node *np) { struct device_node *pi; struct irq_domain *irq_domain = NULL; diff --git a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c index 89c54de88b7a..8112b39879d6 100644 --- a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c +++ b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c @@ -35,6 +35,8 @@ */ #define HW_BROADWAY_ICR 0x00 #define HW_BROADWAY_IMR 0x04 +#define HW_STARLET_ICR 0x08 +#define HW_STARLET_IMR 0x0c /* @@ -74,6 +76,9 @@ static void hlwd_pic_unmask(struct irq_data *d) void __iomem *io_base = irq_data_get_irq_chip_data(d); setbits32(io_base + HW_BROADWAY_IMR, 1 << irq); + + /* Make sure the ARM (aka. Starlet) doesn't handle this interrupt. */ + clrbits32(io_base + HW_STARLET_IMR, 1 << irq); } @@ -155,7 +160,7 @@ static void __hlwd_quiesce(void __iomem *io_base) out_be32(io_base + HW_BROADWAY_ICR, 0xffffffff); } -struct irq_domain *hlwd_pic_init(struct device_node *np) +static struct irq_domain *hlwd_pic_init(struct device_node *np) { struct irq_domain *irq_domain; struct resource res; diff --git a/arch/powerpc/platforms/embedded6xx/usbgecko_udbg.c b/arch/powerpc/platforms/embedded6xx/usbgecko_udbg.c index 7feb325b636b..5c7e7ce6dbab 100644 --- a/arch/powerpc/platforms/embedded6xx/usbgecko_udbg.c +++ b/arch/powerpc/platforms/embedded6xx/usbgecko_udbg.c @@ -169,7 +169,7 @@ static int ug_getc(void) /* * Transmits a character. */ -void ug_udbg_putc(char ch) +static void ug_udbg_putc(char ch) { ug_putc(ch); } diff --git a/arch/powerpc/platforms/embedded6xx/wii.c b/arch/powerpc/platforms/embedded6xx/wii.c index 3fd683e40bc9..ecf703ee3a76 100644 --- a/arch/powerpc/platforms/embedded6xx/wii.c +++ b/arch/powerpc/platforms/embedded6xx/wii.c @@ -44,6 +44,7 @@ #define HW_GPIO_BASE(idx) (idx * 0x20) #define HW_GPIO_OUT(idx) (HW_GPIO_BASE(idx) + 0) #define HW_GPIO_DIR(idx) (HW_GPIO_BASE(idx) + 4) +#define HW_GPIO_OWNER (HW_GPIO_BASE(1) + 0x1c) #define HW_GPIO_SHUTDOWN (1<<1) #define HW_GPIO_SLOT_LED (1<<5) @@ -66,34 +67,12 @@ void __init wii_memory_fixups(void) { struct memblock_region *p = memblock.memory.regions; - /* - * This is part of a workaround to allow the use of two - * discontinuous RAM ranges on the Wii, even if this is - * currently unsupported on 32-bit PowerPC Linux. - * - * We coalesce the two memory ranges of the Wii into a - * single range, then create a reservation for the "hole" - * between both ranges. - */ - BUG_ON(memblock.memory.cnt != 2); BUG_ON(!page_aligned(p[0].base) || !page_aligned(p[1].base)); - /* trim unaligned tail */ - memblock_remove(ALIGN(p[1].base + p[1].size, PAGE_SIZE), - (phys_addr_t)ULLONG_MAX); - - /* determine hole, add & reserve them */ + /* determine hole */ wii_hole_start = ALIGN(p[0].base + p[0].size, PAGE_SIZE); wii_hole_size = p[1].base - wii_hole_start; - memblock_add(wii_hole_start, wii_hole_size); - memblock_reserve(wii_hole_start, wii_hole_size); - - BUG_ON(memblock.memory.cnt != 1); - __memblock_dump_all(); - - /* allow ioremapping the address space in the hole */ - __allow_ioremap_reserved = 1; } unsigned long __init wii_mmu_mapin_mem2(unsigned long top) @@ -133,7 +112,7 @@ static void __iomem *wii_ioremap_hw_regs(char *name, char *compatible) } error = of_address_to_resource(np, 0, &res); if (error) { - pr_err("no valid reg found for %s\n", np->name); + pr_err("no valid reg found for %pOFn\n", np); goto out_put; } @@ -176,6 +155,12 @@ static void wii_power_off(void) local_irq_disable(); if (hw_gpio) { + /* + * set the owner of the shutdown pin to ARM, because it is + * accessed through the registers for the ARM, below + */ + clrbits32(hw_gpio + HW_GPIO_OWNER, HW_GPIO_SHUTDOWN); + /* make sure that the poweroff GPIO is configured as output */ setbits32(hw_gpio + HW_GPIO_DIR(1), HW_GPIO_SHUTDOWN); @@ -239,7 +224,7 @@ static int __init wii_device_probe(void) if (!machine_is(wii)) return 0; - of_platform_bus_probe(NULL, wii_of_bus, NULL); + of_platform_populate(NULL, wii_of_bus, NULL, NULL); return 0; } device_initcall(wii_device_probe); |
