diff options
Diffstat (limited to 'arch/powerpc/platforms/embedded6xx/prpmc2800.c')
| -rw-r--r-- | arch/powerpc/platforms/embedded6xx/prpmc2800.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/arch/powerpc/platforms/embedded6xx/prpmc2800.c b/arch/powerpc/platforms/embedded6xx/prpmc2800.c deleted file mode 100644 index d455f08bea53..000000000000 --- a/arch/powerpc/platforms/embedded6xx/prpmc2800.c +++ /dev/null @@ -1,156 +0,0 @@ -/* - * Board setup routines for the Motorola PrPMC2800 - * - * Author: Dale Farnsworth <dale@farnsworth.org> - * - * 2007 (c) MontaVista, Software, Inc. 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/stddef.h> -#include <linux/kernel.h> -#include <linux/delay.h> -#include <linux/interrupt.h> -#include <linux/seq_file.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 - -#define PLATFORM_NAME_MAX 32 - -static char prpmc2800_platform_name[PLATFORM_NAME_MAX]; - -static void __iomem *mv64x60_mpp_reg_base; -static void __iomem *mv64x60_gpp_reg_base; - -static void __init prpmc2800_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 prpmc2800_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 - - printk("Motorola %s\n", prpmc2800_platform_name); -} - -static void prpmc2800_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 prpmc2800_restart(char *cmd) -{ - volatile ulong i = 10000000; - - prpmc2800_reset_board(); - - while (i-- > 0); - panic("restart failed\n"); -} - -#ifdef CONFIG_NOT_COHERENT_CACHE -#define PPRPM2800_COHERENCY_SETTING "off" -#else -#define PPRPM2800_COHERENCY_SETTING "on" -#endif - -void prpmc2800_show_cpuinfo(struct seq_file *m) -{ - seq_printf(m, "Vendor\t\t: Motorola\n"); - seq_printf(m, "coherency\t: %s\n", PPRPM2800_COHERENCY_SETTING); -} - -/* - * Called very early, device-tree isn't unflattened - */ -static int __init prpmc2800_probe(void) -{ - unsigned long root = of_get_flat_dt_root(); - unsigned long len = PLATFORM_NAME_MAX; - void *m; - - if (!of_flat_dt_is_compatible(root, "motorola,PrPMC2800")) - return 0; - - /* Update ppc_md.name with name from dt */ - m = of_get_flat_dt_prop(root, "model", &len); - if (m) - strncpy(prpmc2800_platform_name, m, - min((int)len, PLATFORM_NAME_MAX - 1)); - - _set_L2CR(_get_L2CR() | L2CR_L2E); - return 1; -} - -define_machine(prpmc2800){ - .name = prpmc2800_platform_name, - .probe = prpmc2800_probe, - .setup_arch = prpmc2800_setup_arch, - .init_early = mv64x60_init_early, - .show_cpuinfo = prpmc2800_show_cpuinfo, - .init_IRQ = mv64x60_init_irq, - .get_irq = mv64x60_get_irq, - .restart = prpmc2800_restart, - .calibrate_decr = generic_calibrate_decr, -}; |