summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/arch/arm/mach-imx/mm-imx3.c
diff options
context:
space:
mode:
authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/arch/arm/mach-imx/mm-imx3.c
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
downloadFOSSEE-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.c286
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 */