7356420cd3
Only mx508 based board is mach-mx50_rdp and it has been marked as BROKEN for several releases. mx508 currently lacks clock support. In case someone needs to add mx508 support back, then the recommended approach is to use device tree. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
161 lines
4.3 KiB
C
161 lines
4.3 KiB
C
/*
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* Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*
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* Create static mapping between physical to virtual memory.
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*/
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#include <linux/mm.h>
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#include <linux/init.h>
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#include <linux/clk.h>
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#include <linux/pinctrl/machine.h>
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#include <asm/mach/map.h>
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#include "common.h"
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#include "devices/devices-common.h"
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#include "hardware.h"
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#include "iomux-v3.h"
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/*
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* Define the MX51 memory map.
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*/
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static struct map_desc mx51_io_desc[] __initdata = {
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imx_map_entry(MX51, TZIC, MT_DEVICE),
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imx_map_entry(MX51, IRAM, MT_DEVICE),
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imx_map_entry(MX51, AIPS1, MT_DEVICE),
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imx_map_entry(MX51, SPBA0, MT_DEVICE),
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imx_map_entry(MX51, AIPS2, MT_DEVICE),
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};
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/*
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* Define the MX53 memory map.
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*/
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static struct map_desc mx53_io_desc[] __initdata = {
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imx_map_entry(MX53, TZIC, MT_DEVICE),
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imx_map_entry(MX53, AIPS1, MT_DEVICE),
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imx_map_entry(MX53, SPBA0, MT_DEVICE),
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imx_map_entry(MX53, AIPS2, MT_DEVICE),
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};
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/*
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* This function initializes the memory map. It is called during the
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* system startup to create static physical to virtual memory mappings
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* for the IO modules.
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*/
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void __init mx51_map_io(void)
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{
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iotable_init(mx51_io_desc, ARRAY_SIZE(mx51_io_desc));
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}
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void __init mx53_map_io(void)
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{
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iotable_init(mx53_io_desc, ARRAY_SIZE(mx53_io_desc));
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}
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/*
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* The MIPI HSC unit has been removed from the i.MX51 Reference Manual by
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* the Freescale marketing division. However this did not remove the
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* hardware from the chip which still needs to be configured for proper
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* IPU support.
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*/
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static void __init imx51_ipu_mipi_setup(void)
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{
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void __iomem *hsc_addr;
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hsc_addr = MX51_IO_ADDRESS(MX51_MIPI_HSC_BASE_ADDR);
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/* setup MIPI module to legacy mode */
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__raw_writel(0xf00, hsc_addr);
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/* CSI mode: reserved; DI control mode: legacy (from Freescale BSP) */
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__raw_writel(__raw_readl(hsc_addr + 0x800) | 0x30ff,
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hsc_addr + 0x800);
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}
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void __init imx51_init_early(void)
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{
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imx51_ipu_mipi_setup();
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mxc_set_cpu_type(MXC_CPU_MX51);
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mxc_iomux_v3_init(MX51_IO_ADDRESS(MX51_IOMUXC_BASE_ADDR));
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mxc_arch_reset_init(MX51_IO_ADDRESS(MX51_WDOG1_BASE_ADDR));
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}
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void __init imx53_init_early(void)
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{
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mxc_set_cpu_type(MXC_CPU_MX53);
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mxc_iomux_v3_init(MX53_IO_ADDRESS(MX53_IOMUXC_BASE_ADDR));
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mxc_arch_reset_init(MX53_IO_ADDRESS(MX53_WDOG1_BASE_ADDR));
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}
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void __init mx51_init_irq(void)
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{
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tzic_init_irq(MX51_IO_ADDRESS(MX51_TZIC_BASE_ADDR));
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}
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void __init mx53_init_irq(void)
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{
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tzic_init_irq(MX53_IO_ADDRESS(MX53_TZIC_BASE_ADDR));
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}
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static struct sdma_script_start_addrs imx51_sdma_script __initdata = {
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.ap_2_ap_addr = 642,
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.uart_2_mcu_addr = 817,
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.mcu_2_app_addr = 747,
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.mcu_2_shp_addr = 961,
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.ata_2_mcu_addr = 1473,
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.mcu_2_ata_addr = 1392,
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.app_2_per_addr = 1033,
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.app_2_mcu_addr = 683,
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.shp_2_per_addr = 1251,
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.shp_2_mcu_addr = 892,
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};
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static struct sdma_platform_data imx51_sdma_pdata __initdata = {
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.fw_name = "sdma-imx51.bin",
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.script_addrs = &imx51_sdma_script,
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};
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static const struct resource imx51_audmux_res[] __initconst = {
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DEFINE_RES_MEM(MX51_AUDMUX_BASE_ADDR, SZ_16K),
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};
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void __init imx51_soc_init(void)
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{
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mxc_device_init();
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/* i.mx51 has the i.mx35 type gpio */
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mxc_register_gpio("imx35-gpio", 0, MX51_GPIO1_BASE_ADDR, SZ_16K, MX51_INT_GPIO1_LOW, MX51_INT_GPIO1_HIGH);
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mxc_register_gpio("imx35-gpio", 1, MX51_GPIO2_BASE_ADDR, SZ_16K, MX51_INT_GPIO2_LOW, MX51_INT_GPIO2_HIGH);
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mxc_register_gpio("imx35-gpio", 2, MX51_GPIO3_BASE_ADDR, SZ_16K, MX51_INT_GPIO3_LOW, MX51_INT_GPIO3_HIGH);
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mxc_register_gpio("imx35-gpio", 3, MX51_GPIO4_BASE_ADDR, SZ_16K, MX51_INT_GPIO4_LOW, MX51_INT_GPIO4_HIGH);
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pinctrl_provide_dummies();
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/* i.mx51 has the i.mx35 type sdma */
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imx_add_imx_sdma("imx35-sdma", MX51_SDMA_BASE_ADDR, MX51_INT_SDMA, &imx51_sdma_pdata);
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/* Setup AIPS registers */
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imx_set_aips(MX51_IO_ADDRESS(MX51_AIPS1_BASE_ADDR));
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imx_set_aips(MX51_IO_ADDRESS(MX51_AIPS2_BASE_ADDR));
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/* i.mx51 has the i.mx31 type audmux */
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platform_device_register_simple("imx31-audmux", 0, imx51_audmux_res,
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ARRAY_SIZE(imx51_audmux_res));
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}
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void __init imx51_init_late(void)
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{
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mx51_neon_fixup();
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imx51_pm_init();
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}
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void __init imx53_init_late(void)
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{
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imx53_pm_init();
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}
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