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author | Olof Johansson <olof@lixom.net> | 2012-02-08 00:04:15 +0100 |
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committer | Olof Johansson <olof@lixom.net> | 2012-02-08 00:05:20 +0100 |
commit | a5f17d1f4c2831b9b9bf8b1a537cdbac995d6e13 (patch) | |
tree | cce7eab28de00a88d75b8eda704f5838e10947b1 /arch/arm/mach-imx/mm-imx5.c | |
parent | Merge branch 'amba' into for-armsoc (diff) | |
parent | Linux 3.3-rc2 (diff) | |
download | linux-a5f17d1f4c2831b9b9bf8b1a537cdbac995d6e13.tar.xz linux-a5f17d1f4c2831b9b9bf8b1a537cdbac995d6e13.zip |
Merge tag 'v3.3-rc2' into depends/rmk/for-armsoc
There were conflicts between fixes going in after 3.3-rc1 and
Russell's stable arm-soc base branch. Resolving it in the dependency
branch so that each topic branch shares the same resolution.
Conflicts:
arch/arm/mach-at91/at91cap9.c
arch/arm/mach-at91/at91sam9g45.c
Diffstat (limited to 'arch/arm/mach-imx/mm-imx5.c')
-rw-r--r-- | arch/arm/mach-imx/mm-imx5.c | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mm-imx5.c b/arch/arm/mach-imx/mm-imx5.c new file mode 100644 index 000000000000..49549a72dc7d --- /dev/null +++ b/arch/arm/mach-imx/mm-imx5.c @@ -0,0 +1,203 @@ +/* + * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved. + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + * + * Create static mapping between physical to virtual memory. + */ + +#include <linux/mm.h> +#include <linux/init.h> +#include <linux/clk.h> + +#include <asm/mach/map.h> + +#include <mach/hardware.h> +#include <mach/common.h> +#include <mach/devices-common.h> +#include <mach/iomux-v3.h> + +static struct clk *gpc_dvfs_clk; + +static void imx5_idle(void) +{ + /* gpc clock is needed for SRPG */ + if (gpc_dvfs_clk == NULL) { + gpc_dvfs_clk = clk_get(NULL, "gpc_dvfs"); + if (IS_ERR(gpc_dvfs_clk)) + return; + } + clk_enable(gpc_dvfs_clk); + mx5_cpu_lp_set(WAIT_UNCLOCKED_POWER_OFF); + if (tzic_enable_wake() != 0) + cpu_do_idle(); + clk_disable(gpc_dvfs_clk); +} + +/* + * Define the MX50 memory map. + */ +static struct map_desc mx50_io_desc[] __initdata = { + imx_map_entry(MX50, TZIC, MT_DEVICE), + imx_map_entry(MX50, SPBA0, MT_DEVICE), + imx_map_entry(MX50, AIPS1, MT_DEVICE), + imx_map_entry(MX50, AIPS2, MT_DEVICE), +}; + +/* + * Define the MX51 memory map. + */ +static struct map_desc mx51_io_desc[] __initdata = { + imx_map_entry(MX51, TZIC, MT_DEVICE), + imx_map_entry(MX51, IRAM, MT_DEVICE), + imx_map_entry(MX51, AIPS1, MT_DEVICE), + imx_map_entry(MX51, SPBA0, MT_DEVICE), + imx_map_entry(MX51, AIPS2, MT_DEVICE), +}; + +/* + * Define the MX53 memory map. + */ +static struct map_desc mx53_io_desc[] __initdata = { + imx_map_entry(MX53, TZIC, MT_DEVICE), + imx_map_entry(MX53, AIPS1, MT_DEVICE), + imx_map_entry(MX53, SPBA0, MT_DEVICE), + imx_map_entry(MX53, AIPS2, MT_DEVICE), +}; + +/* + * 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 mx50_map_io(void) +{ + iotable_init(mx50_io_desc, ARRAY_SIZE(mx50_io_desc)); +} + +void __init mx51_map_io(void) +{ + iotable_init(mx51_io_desc, ARRAY_SIZE(mx51_io_desc)); +} + +void __init mx53_map_io(void) +{ + iotable_init(mx53_io_desc, ARRAY_SIZE(mx53_io_desc)); +} + +void __init imx50_init_early(void) +{ + mxc_set_cpu_type(MXC_CPU_MX50); + mxc_iomux_v3_init(MX50_IO_ADDRESS(MX50_IOMUXC_BASE_ADDR)); + mxc_arch_reset_init(MX50_IO_ADDRESS(MX50_WDOG_BASE_ADDR)); +} + +void __init imx51_init_early(void) +{ + mxc_set_cpu_type(MXC_CPU_MX51); + mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR)); + mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR)); + arm_pm_idle = imx5_idle; +} + +void __init imx53_init_early(void) +{ + mxc_set_cpu_type(MXC_CPU_MX53); + mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR)); + mxc_arch_reset_init(MX53_IO_ADDRESS(MX53_WDOG1_BASE_ADDR)); +} + +void __init mx50_init_irq(void) +{ + tzic_init_irq(MX50_IO_ADDRESS(MX50_TZIC_BASE_ADDR)); +} + +void __init mx51_init_irq(void) +{ + tzic_init_irq(MX51_IO_ADDRESS(MX51_TZIC_BASE_ADDR)); +} + +void __init mx53_init_irq(void) +{ + tzic_init_irq(MX53_IO_ADDRESS(MX53_TZIC_BASE_ADDR)); +} + +static struct sdma_script_start_addrs imx51_sdma_script __initdata = { + .ap_2_ap_addr = 642, + .uart_2_mcu_addr = 817, + .mcu_2_app_addr = 747, + .mcu_2_shp_addr = 961, + .ata_2_mcu_addr = 1473, + .mcu_2_ata_addr = 1392, + .app_2_per_addr = 1033, + .app_2_mcu_addr = 683, + .shp_2_per_addr = 1251, + .shp_2_mcu_addr = 892, +}; + +static struct sdma_platform_data imx51_sdma_pdata __initdata = { + .fw_name = "sdma-imx51.bin", + .script_addrs = &imx51_sdma_script, +}; + +static struct sdma_script_start_addrs imx53_sdma_script __initdata = { + .ap_2_ap_addr = 642, + .app_2_mcu_addr = 683, + .mcu_2_app_addr = 747, + .uart_2_mcu_addr = 817, + .shp_2_mcu_addr = 891, + .mcu_2_shp_addr = 960, + .uartsh_2_mcu_addr = 1032, + .spdif_2_mcu_addr = 1100, + .mcu_2_spdif_addr = 1134, + .firi_2_mcu_addr = 1193, + .mcu_2_firi_addr = 1290, +}; + +static struct sdma_platform_data imx53_sdma_pdata __initdata = { + .fw_name = "sdma-imx53.bin", + .script_addrs = &imx53_sdma_script, +}; + +void __init imx50_soc_init(void) +{ + /* i.mx50 has the i.mx31 type gpio */ + mxc_register_gpio("imx31-gpio", 0, MX50_GPIO1_BASE_ADDR, SZ_16K, MX50_INT_GPIO1_LOW, MX50_INT_GPIO1_HIGH); + mxc_register_gpio("imx31-gpio", 1, MX50_GPIO2_BASE_ADDR, SZ_16K, MX50_INT_GPIO2_LOW, MX50_INT_GPIO2_HIGH); + mxc_register_gpio("imx31-gpio", 2, MX50_GPIO3_BASE_ADDR, SZ_16K, MX50_INT_GPIO3_LOW, MX50_INT_GPIO3_HIGH); + mxc_register_gpio("imx31-gpio", 3, MX50_GPIO4_BASE_ADDR, SZ_16K, MX50_INT_GPIO4_LOW, MX50_INT_GPIO4_HIGH); + mxc_register_gpio("imx31-gpio", 4, MX50_GPIO5_BASE_ADDR, SZ_16K, MX50_INT_GPIO5_LOW, MX50_INT_GPIO5_HIGH); + mxc_register_gpio("imx31-gpio", 5, MX50_GPIO6_BASE_ADDR, SZ_16K, MX50_INT_GPIO6_LOW, MX50_INT_GPIO6_HIGH); +} + +void __init imx51_soc_init(void) +{ + /* i.mx51 has the i.mx31 type gpio */ + mxc_register_gpio("imx31-gpio", 0, MX51_GPIO1_BASE_ADDR, SZ_16K, MX51_INT_GPIO1_LOW, MX51_INT_GPIO1_HIGH); + mxc_register_gpio("imx31-gpio", 1, MX51_GPIO2_BASE_ADDR, SZ_16K, MX51_INT_GPIO2_LOW, MX51_INT_GPIO2_HIGH); + mxc_register_gpio("imx31-gpio", 2, MX51_GPIO3_BASE_ADDR, SZ_16K, MX51_INT_GPIO3_LOW, MX51_INT_GPIO3_HIGH); + mxc_register_gpio("imx31-gpio", 3, MX51_GPIO4_BASE_ADDR, SZ_16K, MX51_INT_GPIO4_LOW, MX51_INT_GPIO4_HIGH); + + /* i.mx51 has the i.mx35 type sdma */ + imx_add_imx_sdma("imx35-sdma", MX51_SDMA_BASE_ADDR, MX51_INT_SDMA, &imx51_sdma_pdata); +} + +void __init imx53_soc_init(void) +{ + /* i.mx53 has the i.mx31 type gpio */ + mxc_register_gpio("imx31-gpio", 0, MX53_GPIO1_BASE_ADDR, SZ_16K, MX53_INT_GPIO1_LOW, MX53_INT_GPIO1_HIGH); + mxc_register_gpio("imx31-gpio", 1, MX53_GPIO2_BASE_ADDR, SZ_16K, MX53_INT_GPIO2_LOW, MX53_INT_GPIO2_HIGH); + mxc_register_gpio("imx31-gpio", 2, MX53_GPIO3_BASE_ADDR, SZ_16K, MX53_INT_GPIO3_LOW, MX53_INT_GPIO3_HIGH); + mxc_register_gpio("imx31-gpio", 3, MX53_GPIO4_BASE_ADDR, SZ_16K, MX53_INT_GPIO4_LOW, MX53_INT_GPIO4_HIGH); + mxc_register_gpio("imx31-gpio", 4, MX53_GPIO5_BASE_ADDR, SZ_16K, MX53_INT_GPIO5_LOW, MX53_INT_GPIO5_HIGH); + mxc_register_gpio("imx31-gpio", 5, MX53_GPIO6_BASE_ADDR, SZ_16K, MX53_INT_GPIO6_LOW, MX53_INT_GPIO6_HIGH); + mxc_register_gpio("imx31-gpio", 6, MX53_GPIO7_BASE_ADDR, SZ_16K, MX53_INT_GPIO7_LOW, MX53_INT_GPIO7_HIGH); + + /* i.mx53 has the i.mx35 type sdma */ + imx_add_imx_sdma("imx35-sdma", MX53_SDMA_BASE_ADDR, MX53_INT_SDMA, &imx53_sdma_pdata); +} |