diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/powerpc/platforms/82xx/km82xx.c')
| -rw-r--r-- | ANDROID_3.4.5/arch/powerpc/platforms/82xx/km82xx.c | 210 |
1 files changed, 0 insertions, 210 deletions
diff --git a/ANDROID_3.4.5/arch/powerpc/platforms/82xx/km82xx.c b/ANDROID_3.4.5/arch/powerpc/platforms/82xx/km82xx.c deleted file mode 100644 index 3661bcdc..00000000 --- a/ANDROID_3.4.5/arch/powerpc/platforms/82xx/km82xx.c +++ /dev/null @@ -1,210 +0,0 @@ -/* - * Keymile km82xx support - * Copyright 2008-2011 DENX Software Engineering GmbH - * Author: Heiko Schocher <hs@denx.de> - * - * based on code from: - * Copyright 2007 Freescale Semiconductor, Inc. - * Author: Scott Wood <scottwood@freescale.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/fsl_devices.h> -#include <linux/of_platform.h> - -#include <asm/io.h> -#include <asm/cpm2.h> -#include <asm/udbg.h> -#include <asm/machdep.h> -#include <asm/time.h> -#include <asm/mpc8260.h> -#include <asm/prom.h> - -#include <sysdev/fsl_soc.h> -#include <sysdev/cpm2_pic.h> - -#include "pq2.h" - -static void __init km82xx_pic_init(void) -{ - struct device_node *np = of_find_compatible_node(NULL, NULL, - "fsl,pq2-pic"); - if (!np) { - printk(KERN_ERR "PIC init: can not find cpm-pic node\n"); - return; - } - - cpm2_pic_init(np); - of_node_put(np); -} - -struct cpm_pin { - int port, pin, flags; -}; - -static __initdata struct cpm_pin km82xx_pins[] = { - /* SMC1 */ - {2, 4, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 5, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - - /* SMC2 */ - {0, 8, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 9, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - - /* SCC1 */ - {2, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 15, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {3, 31, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {3, 30, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - - /* SCC4 */ - {2, 25, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 24, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 9, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 8, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {3, 22, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {3, 21, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - - /* FCC1 */ - {0, 14, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 15, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 16, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 17, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {0, 18, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {0, 19, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {0, 20, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {0, 21, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {0, 26, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, - {0, 27, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, - {0, 28, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {0, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {0, 30, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, - {0, 31, CPM_PIN_INPUT | CPM_PIN_SECONDARY}, - - {2, 22, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 23, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* FCC2 */ - {1, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 20, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 21, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 22, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 25, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - {1, 26, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 27, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 28, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 29, CPM_PIN_OUTPUT | CPM_PIN_SECONDARY}, - {1, 30, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {1, 31, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, - - {2, 18, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - {2, 19, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, - - /* MDC */ - {0, 13, CPM_PIN_OUTPUT | CPM_PIN_GPIO}, - -#if defined(CONFIG_I2C_CPM) - /* I2C */ - {3, 14, CPM_PIN_INPUT | CPM_PIN_SECONDARY | CPM_PIN_OPENDRAIN}, - {3, 15, CPM_PIN_INPUT | CPM_PIN_SECONDARY | CPM_PIN_OPENDRAIN}, -#endif - - /* USB */ - {0, 10, CPM_PIN_OUTPUT | CPM_PIN_GPIO}, /* FULL_SPEED */ - {0, 11, CPM_PIN_OUTPUT | CPM_PIN_GPIO}, /*/SLAVE */ - {2, 10, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* RXN */ - {2, 11, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* RXP */ - {2, 20, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, /* /OE */ - {2, 27, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* RXCLK */ - {3, 23, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, /* TXP */ - {3, 24, CPM_PIN_OUTPUT | CPM_PIN_PRIMARY}, /* TXN */ - {3, 25, CPM_PIN_INPUT | CPM_PIN_PRIMARY}, /* RXD */ -}; - -static void __init init_ioports(void) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(km82xx_pins); i++) { - const struct cpm_pin *pin = &km82xx_pins[i]; - cpm2_set_pin(pin->port, pin->pin, pin->flags); - } - - cpm2_smc_clk_setup(CPM_CLK_SMC2, CPM_BRG8); - cpm2_smc_clk_setup(CPM_CLK_SMC1, CPM_BRG7); - cpm2_clk_setup(CPM_CLK_SCC1, CPM_CLK11, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_SCC1, CPM_CLK11, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_SCC3, CPM_CLK5, CPM_CLK_RTX); - cpm2_clk_setup(CPM_CLK_SCC4, CPM_CLK7, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_SCC4, CPM_CLK8, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_FCC1, CPM_CLK10, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_FCC1, CPM_CLK9, CPM_CLK_TX); - cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK13, CPM_CLK_RX); - cpm2_clk_setup(CPM_CLK_FCC2, CPM_CLK14, CPM_CLK_TX); - - /* Force USB FULL SPEED bit to '1' */ - setbits32(&cpm2_immr->im_ioport.iop_pdata, 1 << (31 - 10)); - /* clear USB_SLAVE */ - clrbits32(&cpm2_immr->im_ioport.iop_pdata, 1 << (31 - 11)); -} - -static void __init km82xx_setup_arch(void) -{ - if (ppc_md.progress) - ppc_md.progress("km82xx_setup_arch()", 0); - - cpm2_reset(); - - /* When this is set, snooping CPM DMA from RAM causes - * machine checks. See erratum SIU18. - */ - clrbits32(&cpm2_immr->im_siu_conf.siu_82xx.sc_bcr, MPC82XX_BCR_PLDP); - - init_ioports(); - - if (ppc_md.progress) - ppc_md.progress("km82xx_setup_arch(), finish", 0); -} - -static __initdata struct of_device_id of_bus_ids[] = { - { .compatible = "simple-bus", }, - {}, -}; - -static int __init declare_of_platform_devices(void) -{ - of_platform_bus_probe(NULL, of_bus_ids, NULL); - - return 0; -} -machine_device_initcall(km82xx, declare_of_platform_devices); - -/* - * Called very early, device-tree isn't unflattened - */ -static int __init km82xx_probe(void) -{ - unsigned long root = of_get_flat_dt_root(); - return of_flat_dt_is_compatible(root, "keymile,km82xx"); -} - -define_machine(km82xx) -{ - .name = "Keymile km82xx", - .probe = km82xx_probe, - .setup_arch = km82xx_setup_arch, - .init_IRQ = km82xx_pic_init, - .get_irq = cpm2_get_irq, - .calibrate_decr = generic_calibrate_decr, - .restart = pq2_restart, - .progress = udbg_progress, -}; |