diff options
author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
---|---|---|
committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/arm/mach-imx/mm-imx3.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-imx/mm-imx3.c')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-imx/mm-imx3.c | 286 |
1 files changed, 0 insertions, 286 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-imx/mm-imx3.c b/ANDROID_3.4.5/arch/arm/mach-imx/mm-imx3.c deleted file mode 100644 index 74127389..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-imx/mm-imx3.c +++ /dev/null @@ -1,286 +0,0 @@ -/* - * Copyright (C) 1999,2000 Arm Limited - * Copyright (C) 2000 Deep Blue Solutions Ltd - * Copyright (C) 2002 Shane Nay (shane@minirl.com) - * Copyright 2005-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * - add MX31 specific definitions - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/mm.h> -#include <linux/init.h> -#include <linux/err.h> - -#include <asm/pgtable.h> -#include <asm/system_misc.h> -#include <asm/hardware/cache-l2x0.h> -#include <asm/mach/map.h> - -#include <mach/common.h> -#include <mach/devices-common.h> -#include <mach/hardware.h> -#include <mach/iomux-v3.h> -#include <mach/irqs.h> - -static void imx3_idle(void) -{ - unsigned long reg = 0; - - mx3_cpu_lp_set(MX3_WAIT); - - __asm__ __volatile__( - /* disable I and D cache */ - "mrc p15, 0, %0, c1, c0, 0\n" - "bic %0, %0, #0x00001000\n" - "bic %0, %0, #0x00000004\n" - "mcr p15, 0, %0, c1, c0, 0\n" - /* invalidate I cache */ - "mov %0, #0\n" - "mcr p15, 0, %0, c7, c5, 0\n" - /* clear and invalidate D cache */ - "mov %0, #0\n" - "mcr p15, 0, %0, c7, c14, 0\n" - /* WFI */ - "mov %0, #0\n" - "mcr p15, 0, %0, c7, c0, 4\n" - "nop\n" "nop\n" "nop\n" "nop\n" - "nop\n" "nop\n" "nop\n" - /* enable I and D cache */ - "mrc p15, 0, %0, c1, c0, 0\n" - "orr %0, %0, #0x00001000\n" - "orr %0, %0, #0x00000004\n" - "mcr p15, 0, %0, c1, c0, 0\n" - : "=r" (reg)); -} - -static void __iomem *imx3_ioremap_caller(unsigned long phys_addr, size_t size, - unsigned int mtype, void *caller) -{ - if (mtype == MT_DEVICE) { - /* - * Access all peripherals below 0x80000000 as nonshared device - * on mx3, but leave l2cc alone. Otherwise cache corruptions - * can occur. - */ - if (phys_addr < 0x80000000 && - !addr_in_module(phys_addr, MX3x_L2CC)) - mtype = MT_DEVICE_NONSHARED; - } - - return __arm_ioremap_caller(phys_addr, size, mtype, caller); -} - -void __init imx3_init_l2x0(void) -{ - void __iomem *l2x0_base; - void __iomem *clkctl_base; - -/* - * First of all, we must repair broken chip settings. There are some - * i.MX35 CPUs in the wild, comming with bogus L2 cache settings. These - * misconfigured CPUs will run amok immediately when the L2 cache gets enabled. - * Workaraound is to setup the correct register setting prior enabling the - * L2 cache. This should not hurt already working CPUs, as they are using the - * same value. - */ -#define L2_MEM_VAL 0x10 - - clkctl_base = ioremap(MX35_CLKCTL_BASE_ADDR, 4096); - if (clkctl_base != NULL) { - writel(0x00000515, clkctl_base + L2_MEM_VAL); - iounmap(clkctl_base); - } else { - pr_err("L2 cache: Cannot fix timing. Trying to continue without\n"); - } - - l2x0_base = ioremap(MX3x_L2CC_BASE_ADDR, 4096); - if (IS_ERR(l2x0_base)) { - printk(KERN_ERR "remapping L2 cache area failed with %ld\n", - PTR_ERR(l2x0_base)); - return; - } - - l2x0_init(l2x0_base, 0x00030024, 0x00000000); -} - -#ifdef CONFIG_SOC_IMX31 -static struct map_desc mx31_io_desc[] __initdata = { - imx_map_entry(MX31, X_MEMC, MT_DEVICE), - imx_map_entry(MX31, AVIC, MT_DEVICE_NONSHARED), - imx_map_entry(MX31, AIPS1, MT_DEVICE_NONSHARED), - imx_map_entry(MX31, AIPS2, MT_DEVICE_NONSHARED), - imx_map_entry(MX31, SPBA0, MT_DEVICE_NONSHARED), -}; - -/* - * This function initializes the memory map. It is called during the - * system startup to create static physical to virtual memory mappings - * for the IO modules. - */ -void __init mx31_map_io(void) -{ - iotable_init(mx31_io_desc, ARRAY_SIZE(mx31_io_desc)); -} - -void __init imx31_init_early(void) -{ - mxc_set_cpu_type(MXC_CPU_MX31); - mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR)); - arch_ioremap_caller = imx3_ioremap_caller; - arm_pm_idle = imx3_idle; -} - -void __init mx31_init_irq(void) -{ - mxc_init_irq(MX31_IO_ADDRESS(MX31_AVIC_BASE_ADDR)); -} - -static struct sdma_script_start_addrs imx31_to1_sdma_script __initdata = { - .per_2_per_addr = 1677, -}; - -static struct sdma_script_start_addrs imx31_to2_sdma_script __initdata = { - .ap_2_ap_addr = 423, - .ap_2_bp_addr = 829, - .bp_2_ap_addr = 1029, -}; - -static struct sdma_platform_data imx31_sdma_pdata __initdata = { - .fw_name = "sdma-imx31-to2.bin", - .script_addrs = &imx31_to2_sdma_script, -}; - -static const struct resource imx31_audmux_res[] __initconst = { - DEFINE_RES_MEM(MX31_AUDMUX_BASE_ADDR, SZ_16K), -}; - -void __init imx31_soc_init(void) -{ - int to_version = mx31_revision() >> 4; - - imx3_init_l2x0(); - - mxc_register_gpio("imx31-gpio", 0, MX31_GPIO1_BASE_ADDR, SZ_16K, MX31_INT_GPIO1, 0); - mxc_register_gpio("imx31-gpio", 1, MX31_GPIO2_BASE_ADDR, SZ_16K, MX31_INT_GPIO2, 0); - mxc_register_gpio("imx31-gpio", 2, MX31_GPIO3_BASE_ADDR, SZ_16K, MX31_INT_GPIO3, 0); - - if (to_version == 1) { - strncpy(imx31_sdma_pdata.fw_name, "sdma-imx31-to1.bin", - strlen(imx31_sdma_pdata.fw_name)); - imx31_sdma_pdata.script_addrs = &imx31_to1_sdma_script; - } - - imx_add_imx_sdma("imx31-sdma", MX31_SDMA_BASE_ADDR, MX31_INT_SDMA, &imx31_sdma_pdata); - - imx_set_aips(MX31_IO_ADDRESS(MX31_AIPS1_BASE_ADDR)); - imx_set_aips(MX31_IO_ADDRESS(MX31_AIPS2_BASE_ADDR)); - - platform_device_register_simple("imx31-audmux", 0, imx31_audmux_res, - ARRAY_SIZE(imx31_audmux_res)); -} -#endif /* ifdef CONFIG_SOC_IMX31 */ - -#ifdef CONFIG_SOC_IMX35 -static struct map_desc mx35_io_desc[] __initdata = { - imx_map_entry(MX35, X_MEMC, MT_DEVICE), - imx_map_entry(MX35, AVIC, MT_DEVICE_NONSHARED), - imx_map_entry(MX35, AIPS1, MT_DEVICE_NONSHARED), - imx_map_entry(MX35, AIPS2, MT_DEVICE_NONSHARED), - imx_map_entry(MX35, SPBA0, MT_DEVICE_NONSHARED), -}; - -void __init mx35_map_io(void) -{ - iotable_init(mx35_io_desc, ARRAY_SIZE(mx35_io_desc)); -} - -void __init imx35_init_early(void) -{ - mxc_set_cpu_type(MXC_CPU_MX35); - mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR)); - mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR)); - arm_pm_idle = imx3_idle; - arch_ioremap_caller = imx3_ioremap_caller; -} - -void __init mx35_init_irq(void) -{ - mxc_init_irq(MX35_IO_ADDRESS(MX35_AVIC_BASE_ADDR)); -} - -static struct sdma_script_start_addrs imx35_to1_sdma_script __initdata = { - .ap_2_ap_addr = 642, - .uart_2_mcu_addr = 817, - .mcu_2_app_addr = 747, - .uartsh_2_mcu_addr = 1183, - .per_2_shp_addr = 1033, - .mcu_2_shp_addr = 961, - .ata_2_mcu_addr = 1333, - .mcu_2_ata_addr = 1252, - .app_2_mcu_addr = 683, - .shp_2_per_addr = 1111, - .shp_2_mcu_addr = 892, -}; - -static struct sdma_script_start_addrs imx35_to2_sdma_script __initdata = { - .ap_2_ap_addr = 729, - .uart_2_mcu_addr = 904, - .per_2_app_addr = 1597, - .mcu_2_app_addr = 834, - .uartsh_2_mcu_addr = 1270, - .per_2_shp_addr = 1120, - .mcu_2_shp_addr = 1048, - .ata_2_mcu_addr = 1429, - .mcu_2_ata_addr = 1339, - .app_2_per_addr = 1531, - .app_2_mcu_addr = 770, - .shp_2_per_addr = 1198, - .shp_2_mcu_addr = 979, -}; - -static struct sdma_platform_data imx35_sdma_pdata __initdata = { - .fw_name = "sdma-imx35-to2.bin", - .script_addrs = &imx35_to2_sdma_script, -}; - -static const struct resource imx35_audmux_res[] __initconst = { - DEFINE_RES_MEM(MX35_AUDMUX_BASE_ADDR, SZ_16K), -}; - -void __init imx35_soc_init(void) -{ - int to_version = mx35_revision() >> 4; - - imx3_init_l2x0(); - - /* i.mx35 has the i.mx31 type gpio */ - mxc_register_gpio("imx31-gpio", 0, MX35_GPIO1_BASE_ADDR, SZ_16K, MX35_INT_GPIO1, 0); - mxc_register_gpio("imx31-gpio", 1, MX35_GPIO2_BASE_ADDR, SZ_16K, MX35_INT_GPIO2, 0); - mxc_register_gpio("imx31-gpio", 2, MX35_GPIO3_BASE_ADDR, SZ_16K, MX35_INT_GPIO3, 0); - - if (to_version == 1) { - strncpy(imx35_sdma_pdata.fw_name, "sdma-imx35-to1.bin", - strlen(imx35_sdma_pdata.fw_name)); - imx35_sdma_pdata.script_addrs = &imx35_to1_sdma_script; - } - - imx_add_imx_sdma("imx35-sdma", MX35_SDMA_BASE_ADDR, MX35_INT_SDMA, &imx35_sdma_pdata); - - /* Setup AIPS registers */ - imx_set_aips(MX35_IO_ADDRESS(MX35_AIPS1_BASE_ADDR)); - imx_set_aips(MX35_IO_ADDRESS(MX35_AIPS2_BASE_ADDR)); - - /* i.mx35 has the i.mx31 type audmux */ - platform_device_register_simple("imx31-audmux", 0, imx35_audmux_res, - ARRAY_SIZE(imx35_audmux_res)); -} -#endif /* ifdef CONFIG_SOC_IMX35 */ |