diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-orion5x/common.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-orion5x/common.c | 329 |
1 files changed, 0 insertions, 329 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-orion5x/common.c b/ANDROID_3.4.5/arch/arm/mach-orion5x/common.c deleted file mode 100644 index 24481666..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-orion5x/common.c +++ /dev/null @@ -1,329 +0,0 @@ -/* - * arch/arm/mach-orion5x/common.c - * - * Core functions for Marvell Orion 5x SoCs - * - * Maintainer: Tzachi Perelstein <tzachi@marvell.com> - * - * 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/init.h> -#include <linux/platform_device.h> -#include <linux/dma-mapping.h> -#include <linux/serial_8250.h> -#include <linux/mv643xx_i2c.h> -#include <linux/ata_platform.h> -#include <linux/delay.h> -#include <net/dsa.h> -#include <asm/page.h> -#include <asm/setup.h> -#include <asm/system_misc.h> -#include <asm/timex.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/time.h> -#include <mach/bridge-regs.h> -#include <mach/hardware.h> -#include <mach/orion5x.h> -#include <plat/orion_nand.h> -#include <plat/ehci-orion.h> -#include <plat/time.h> -#include <plat/common.h> -#include <plat/addr-map.h> -#include "common.h" - -/***************************************************************************** - * I/O Address Mapping - ****************************************************************************/ -static struct map_desc orion5x_io_desc[] __initdata = { - { - .virtual = ORION5X_REGS_VIRT_BASE, - .pfn = __phys_to_pfn(ORION5X_REGS_PHYS_BASE), - .length = ORION5X_REGS_SIZE, - .type = MT_DEVICE, - }, { - .virtual = ORION5X_PCIE_IO_VIRT_BASE, - .pfn = __phys_to_pfn(ORION5X_PCIE_IO_PHYS_BASE), - .length = ORION5X_PCIE_IO_SIZE, - .type = MT_DEVICE, - }, { - .virtual = ORION5X_PCI_IO_VIRT_BASE, - .pfn = __phys_to_pfn(ORION5X_PCI_IO_PHYS_BASE), - .length = ORION5X_PCI_IO_SIZE, - .type = MT_DEVICE, - }, { - .virtual = ORION5X_PCIE_WA_VIRT_BASE, - .pfn = __phys_to_pfn(ORION5X_PCIE_WA_PHYS_BASE), - .length = ORION5X_PCIE_WA_SIZE, - .type = MT_DEVICE, - }, -}; - -void __init orion5x_map_io(void) -{ - iotable_init(orion5x_io_desc, ARRAY_SIZE(orion5x_io_desc)); -} - - -/***************************************************************************** - * EHCI0 - ****************************************************************************/ -void __init orion5x_ehci0_init(void) -{ - orion_ehci_init(ORION5X_USB0_PHYS_BASE, IRQ_ORION5X_USB0_CTRL, - EHCI_PHY_ORION); -} - - -/***************************************************************************** - * EHCI1 - ****************************************************************************/ -void __init orion5x_ehci1_init(void) -{ - orion_ehci_1_init(ORION5X_USB1_PHYS_BASE, IRQ_ORION5X_USB1_CTRL); -} - - -/***************************************************************************** - * GE00 - ****************************************************************************/ -void __init orion5x_eth_init(struct mv643xx_eth_platform_data *eth_data) -{ - orion_ge00_init(eth_data, - ORION5X_ETH_PHYS_BASE, IRQ_ORION5X_ETH_SUM, - IRQ_ORION5X_ETH_ERR, orion5x_tclk); -} - - -/***************************************************************************** - * Ethernet switch - ****************************************************************************/ -void __init orion5x_eth_switch_init(struct dsa_platform_data *d, int irq) -{ - orion_ge00_switch_init(d, irq); -} - - -/***************************************************************************** - * I2C - ****************************************************************************/ -void __init orion5x_i2c_init(void) -{ - orion_i2c_init(I2C_PHYS_BASE, IRQ_ORION5X_I2C, 8); - -} - - -/***************************************************************************** - * SATA - ****************************************************************************/ -void __init orion5x_sata_init(struct mv_sata_platform_data *sata_data) -{ - orion_sata_init(sata_data, ORION5X_SATA_PHYS_BASE, IRQ_ORION5X_SATA); -} - - -/***************************************************************************** - * SPI - ****************************************************************************/ -void __init orion5x_spi_init() -{ - orion_spi_init(SPI_PHYS_BASE, orion5x_tclk); -} - - -/***************************************************************************** - * UART0 - ****************************************************************************/ -void __init orion5x_uart0_init(void) -{ - orion_uart0_init(UART0_VIRT_BASE, UART0_PHYS_BASE, - IRQ_ORION5X_UART0, orion5x_tclk); -} - -/***************************************************************************** - * UART1 - ****************************************************************************/ -void __init orion5x_uart1_init(void) -{ - orion_uart1_init(UART1_VIRT_BASE, UART1_PHYS_BASE, - IRQ_ORION5X_UART1, orion5x_tclk); -} - -/***************************************************************************** - * XOR engine - ****************************************************************************/ -void __init orion5x_xor_init(void) -{ - orion_xor0_init(ORION5X_XOR_PHYS_BASE, - ORION5X_XOR_PHYS_BASE + 0x200, - IRQ_ORION5X_XOR0, IRQ_ORION5X_XOR1); -} - -/***************************************************************************** - * Cryptographic Engines and Security Accelerator (CESA) - ****************************************************************************/ -static void __init orion5x_crypto_init(void) -{ - orion5x_setup_sram_win(); - orion_crypto_init(ORION5X_CRYPTO_PHYS_BASE, ORION5X_SRAM_PHYS_BASE, - SZ_8K, IRQ_ORION5X_CESA); -} - -/***************************************************************************** - * Watchdog - ****************************************************************************/ -void __init orion5x_wdt_init(void) -{ - orion_wdt_init(orion5x_tclk); -} - - -/***************************************************************************** - * Time handling - ****************************************************************************/ -void __init orion5x_init_early(void) -{ - orion_time_set_base(TIMER_VIRT_BASE); -} - -int orion5x_tclk; - -int __init orion5x_find_tclk(void) -{ - u32 dev, rev; - - orion5x_pcie_id(&dev, &rev); - if (dev == MV88F6183_DEV_ID && - (readl(MPP_RESET_SAMPLE) & 0x00000200) == 0) - return 133333333; - - return 166666667; -} - -static void orion5x_timer_init(void) -{ - orion5x_tclk = orion5x_find_tclk(); - - orion_time_init(ORION5X_BRIDGE_VIRT_BASE, BRIDGE_INT_TIMER1_CLR, - IRQ_ORION5X_BRIDGE, orion5x_tclk); -} - -struct sys_timer orion5x_timer = { - .init = orion5x_timer_init, -}; - - -/***************************************************************************** - * General - ****************************************************************************/ -/* - * Identify device ID and rev from PCIe configuration header space '0'. - */ -static void __init orion5x_id(u32 *dev, u32 *rev, char **dev_name) -{ - orion5x_pcie_id(dev, rev); - - if (*dev == MV88F5281_DEV_ID) { - if (*rev == MV88F5281_REV_D2) { - *dev_name = "MV88F5281-D2"; - } else if (*rev == MV88F5281_REV_D1) { - *dev_name = "MV88F5281-D1"; - } else if (*rev == MV88F5281_REV_D0) { - *dev_name = "MV88F5281-D0"; - } else { - *dev_name = "MV88F5281-Rev-Unsupported"; - } - } else if (*dev == MV88F5182_DEV_ID) { - if (*rev == MV88F5182_REV_A2) { - *dev_name = "MV88F5182-A2"; - } else { - *dev_name = "MV88F5182-Rev-Unsupported"; - } - } else if (*dev == MV88F5181_DEV_ID) { - if (*rev == MV88F5181_REV_B1) { - *dev_name = "MV88F5181-Rev-B1"; - } else if (*rev == MV88F5181L_REV_A1) { - *dev_name = "MV88F5181L-Rev-A1"; - } else { - *dev_name = "MV88F5181(L)-Rev-Unsupported"; - } - } else if (*dev == MV88F6183_DEV_ID) { - if (*rev == MV88F6183_REV_B0) { - *dev_name = "MV88F6183-Rev-B0"; - } else { - *dev_name = "MV88F6183-Rev-Unsupported"; - } - } else { - *dev_name = "Device-Unknown"; - } -} - -void __init orion5x_init(void) -{ - char *dev_name; - u32 dev, rev; - - orion5x_id(&dev, &rev, &dev_name); - printk(KERN_INFO "Orion ID: %s. TCLK=%d.\n", dev_name, orion5x_tclk); - - /* - * Setup Orion address map - */ - orion5x_setup_cpu_mbus_bridge(); - - /* - * Don't issue "Wait for Interrupt" instruction if we are - * running on D0 5281 silicon. - */ - if (dev == MV88F5281_DEV_ID && rev == MV88F5281_REV_D0) { - printk(KERN_INFO "Orion: Applying 5281 D0 WFI workaround.\n"); - disable_hlt(); - } - - /* - * The 5082/5181l/5182/6082/6082l/6183 have crypto - * while 5180n/5181/5281 don't have crypto. - */ - if ((dev == MV88F5181_DEV_ID && rev >= MV88F5181L_REV_A0) || - dev == MV88F5182_DEV_ID || dev == MV88F6183_DEV_ID) - orion5x_crypto_init(); - - /* - * Register watchdog driver - */ - orion5x_wdt_init(); -} - -void orion5x_restart(char mode, const char *cmd) -{ - /* - * Enable and issue soft reset - */ - orion5x_setbits(RSTOUTn_MASK, (1 << 2)); - orion5x_setbits(CPU_SOFT_RESET, 1); - mdelay(200); - orion5x_clrbits(CPU_SOFT_RESET, 1); -} - -/* - * Many orion-based systems have buggy bootloader implementations. - * This is a common fixup for bogus memory tags. - */ -void __init tag_fixup_mem32(struct tag *t, char **from, - struct meminfo *meminfo) -{ - for (; t->hdr.size; t = tag_next(t)) - if (t->hdr.tag == ATAG_MEM && - (!t->u.mem.size || t->u.mem.size & ~PAGE_MASK || - t->u.mem.start & ~PAGE_MASK)) { - printk(KERN_WARNING - "Clearing invalid memory bank %dKB@0x%08x\n", - t->u.mem.size / 1024, t->u.mem.start); - t->hdr.tag = 0; - } -} |