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author | Timothy Pearson <tpearson@raptorengineering.com> | 2017-08-23 14:45:25 -0500 |
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committer | Timothy Pearson <tpearson@raptorengineering.com> | 2017-08-23 14:45:25 -0500 |
commit | fcbb27b0ec6dcbc5a5108cb8fb19eae64593d204 (patch) | |
tree | 22962a4387943edc841c72a4e636a068c66d58fd /arch/arm/mach-aspeed/ast2400.c | |
download | ast2050-linux-kernel-fcbb27b0ec6dcbc5a5108cb8fb19eae64593d204.zip ast2050-linux-kernel-fcbb27b0ec6dcbc5a5108cb8fb19eae64593d204.tar.gz |
Initial import of modified Linux 2.6.28 tree
Original upstream URL:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git | branch linux-2.6.28.y
Diffstat (limited to 'arch/arm/mach-aspeed/ast2400.c')
-rw-r--r-- | arch/arm/mach-aspeed/ast2400.c | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/arch/arm/mach-aspeed/ast2400.c b/arch/arm/mach-aspeed/ast2400.c new file mode 100644 index 0000000..3567d3c --- /dev/null +++ b/arch/arm/mach-aspeed/ast2400.c @@ -0,0 +1,255 @@ +/* + * linux/arch/arm/mach-ast2300/ast2300.c + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/list.h> +#include <linux/slab.h> +#include <linux/string.h> +#include <linux/sysdev.h> +#include <asm/mach-types.h> +#include <asm/mach/irq.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <mach/time.h> +#include <mach/hardware.h> +#include <plat/devs.h> + +#include "core.h" + +static struct map_desc ast_io_desc[] __initdata = { + { + .virtual = IO_ADDRESS(AST_VIC_BASE), + .pfn = __phys_to_pfn(AST_VIC_BASE), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_SCU_BASE), + .pfn = __phys_to_pfn(AST_SCU_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_SDMC_BASE), + .pfn = __phys_to_pfn(AST_SDMC_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_VIDEO_BASE), + .pfn = __phys_to_pfn(AST_VIDEO_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_MAC0_BASE), + .pfn = __phys_to_pfn(AST_MAC0_BASE), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_MAC1_BASE), + .pfn = __phys_to_pfn(AST_MAC1_BASE), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_CRYPTO_BASE), + .pfn = __phys_to_pfn(AST_CRYPTO_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_JTAG_BASE), + .pfn = __phys_to_pfn(AST_JTAG_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_XDMA_BASE), + .pfn = __phys_to_pfn(AST_XDMA_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_MCTP_BASE), + .pfn = __phys_to_pfn(AST_MCTP_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_SRAM_BASE), + .pfn = __phys_to_pfn(AST_SRAM_BASE), + .length = SZ_16K*2, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_2D_BASE), + .pfn = __phys_to_pfn(AST_2D_BASE), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_GPIO_BASE), + .pfn = __phys_to_pfn(AST_GPIO_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_TIMER_BASE), + .pfn = __phys_to_pfn(AST_TIMER_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_UART0_BASE), + .pfn = __phys_to_pfn(AST_UART0_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_UART4_BASE), + .pfn = __phys_to_pfn(AST_UART4_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_WDT_BASE), + .pfn = __phys_to_pfn(AST_WDT_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_UDC11_BASE ), + .pfn = __phys_to_pfn(AST_UDC11_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_VUART0_BASE), + .pfn = __phys_to_pfn(AST_VUART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_PUART_BASE), + .pfn = __phys_to_pfn(AST_PUART_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_LPC_BASE), + .pfn = __phys_to_pfn(AST_LPC_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_PECI_BASE), + .pfn = __phys_to_pfn(AST_PECI_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { +#if defined(CONFIG_ARCH_AST1070) + .virtual = IO_ADDRESS2(AST_C0_VIC_BASE), + .pfn = __phys_to_pfn(AST_C0_VIC_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C0_SCU_BASE), + .pfn = __phys_to_pfn(AST_C0_SCU_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C0_I2C_BASE), + .pfn = __phys_to_pfn(AST_C0_I2C_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C1_VIC_BASE), + .pfn = __phys_to_pfn(AST_C1_VIC_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C1_SCU_BASE), + .pfn = __phys_to_pfn(AST_C1_SCU_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C1_I2C_BASE), + .pfn = __phys_to_pfn(AST_C1_I2C_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C0_UART0_BASE), + .pfn = __phys_to_pfn(AST_C0_UART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C0_UART1_BASE), + .pfn = __phys_to_pfn(AST_C0_UART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C0_UART2_BASE), + .pfn = __phys_to_pfn(AST_C0_UART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C0_UART3_BASE), + .pfn = __phys_to_pfn(AST_C0_UART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C1_UART0_BASE), + .pfn = __phys_to_pfn(AST_C1_UART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C1_UART1_BASE), + .pfn = __phys_to_pfn(AST_C1_UART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C1_UART2_BASE), + .pfn = __phys_to_pfn(AST_C1_UART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS2(AST_C1_UART3_BASE), + .pfn = __phys_to_pfn(AST_C1_UART0_BASE), + .length = SZ_1K, + .type = MT_DEVICE, + }, { +#endif + .virtual = IO_ADDRESS(AST_UART1_BASE), + .pfn = __phys_to_pfn(AST_UART1_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_UART2_BASE), + .pfn = __phys_to_pfn(AST_UART2_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = IO_ADDRESS(AST_UART3_BASE), + .pfn = __phys_to_pfn(AST_UART3_BASE), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +void __init ast_map_io(void) +{ + iotable_init(ast_io_desc, ARRAY_SIZE(ast_io_desc)); +} + +static void __init ast_init(void) +{ + ast_add_all_devices(); +} + +MACHINE_START(ASPEED, "AST2400") + .phys_io = AST_IO_START, +// .phys_ram = AST_SDRAM_BASE, + .io_pg_offst = (IO_ADDRESS(AST_IO_START)>>18) & 0xfffc, + .boot_params = 0x40000100, + .map_io = ast_map_io, + .timer = &ast_timer, + .init_irq = ast_init_irq, + .init_machine = ast_init, +MACHINE_END |