From aa0ea2a5538ab7b0f3e8975a27ab8c0a764a69cd Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20Bie=C3=9Fmann?= Date: Fri, 6 Feb 2015 23:06:40 +0100 Subject: avr32: rename cpu_init() -> arch_cpu_init() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Andreas Bießmann Reviewed-by: Simon Glass --- arch/avr32/cpu/cpu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/avr32/cpu') diff --git a/arch/avr32/cpu/cpu.c b/arch/avr32/cpu/cpu.c index cef630e..cd226a6 100644 --- a/arch/avr32/cpu/cpu.c +++ b/arch/avr32/cpu/cpu.c @@ -27,7 +27,7 @@ DECLARE_GLOBAL_DATA_PTR; -int cpu_init(void) +int arch_cpu_init(void) { extern void _evba(void); -- cgit v1.1 From 26db7903f5102b8cf5570237ccbfc7f2c0dfd7aa Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20Bie=C3=9Fmann?= Date: Fri, 6 Feb 2015 23:06:41 +0100 Subject: avr32: factor out cpu_mmc_init() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit cpu_mmc_init() is required by the init sequence to have a working MMC interface on avr32. This will not be included in the binary if we omit the avr32 board.c when building the generic board. Signed-off-by: Andreas Bießmann --- arch/avr32/cpu/Makefile | 1 + arch/avr32/cpu/mmc.c | 16 ++++++++++++++++ 2 files changed, 17 insertions(+) create mode 100644 arch/avr32/cpu/mmc.c (limited to 'arch/avr32/cpu') diff --git a/arch/avr32/cpu/Makefile b/arch/avr32/cpu/Makefile index 00cede3..e111db3 100644 --- a/arch/avr32/cpu/Makefile +++ b/arch/avr32/cpu/Makefile @@ -16,5 +16,6 @@ obj-y += cache.o obj-y += interrupts.o obj-$(CONFIG_PORTMUX_PIO) += portmux-pio.o obj-$(CONFIG_PORTMUX_GPIO) += portmux-gpio.o +obj-y += mmc.o obj-$(if $(filter at32ap700x,$(SOC)),y) += at32ap700x/ diff --git a/arch/avr32/cpu/mmc.c b/arch/avr32/cpu/mmc.c new file mode 100644 index 0000000..b7213e4 --- /dev/null +++ b/arch/avr32/cpu/mmc.c @@ -0,0 +1,16 @@ +/* + * Copyright (C) 2004-2006 Atmel Corporation + * Copyright (C) 2015 Andreas Bießmann + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include +#include +#include + +/* provide cpu_mmc_init, to overwrite provide board_mmc_init */ +int cpu_mmc_init(bd_t *bd) +{ + /* This calls the atmel_mci_init in gen_atmel_mci.c */ + return atmel_mci_init((void *)ATMEL_BASE_MMCI); +} -- cgit v1.1 From e9ed41cc5c684b4b08988934544449eb782c14db Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20Bie=C3=9Fmann?= Date: Fri, 6 Feb 2015 23:06:42 +0100 Subject: avr32: rename mmu.h definitions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Prefix mmu.h PAGE_xxx definitions with MMU_ in order to prevent a naming conflict with other definitions. Signed-off-by: Andreas Bießmann --- arch/avr32/cpu/at32ap700x/mmu.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'arch/avr32/cpu') diff --git a/arch/avr32/cpu/at32ap700x/mmu.c b/arch/avr32/cpu/at32ap700x/mmu.c index 0e28b21..f5e62f2 100644 --- a/arch/avr32/cpu/at32ap700x/mmu.c +++ b/arch/avr32/cpu/at32ap700x/mmu.c @@ -7,7 +7,7 @@ void mmu_init_r(unsigned long dest_addr) uintptr_t vmr_table_addr; /* Round monitor address down to the nearest page boundary */ - dest_addr &= PAGE_ADDR_MASK; + dest_addr &= MMU_PAGE_ADDR_MASK; /* Initialize TLB entry 0 to cover the monitor, and lock it */ sysreg_write(TLBEHI, dest_addr | SYSREG_BIT(TLBEHI_V)); @@ -36,7 +36,7 @@ int mmu_handle_tlb_miss(void) unsigned int fault_pgno; int first, last; - fault_pgno = sysreg_read(TLBEAR) >> PAGE_SHIFT; + fault_pgno = sysreg_read(TLBEAR) >> MMU_PAGE_SHIFT; vmr_table = (const struct mmu_vm_range *)sysreg_read(PTBR); /* Do a binary search through the VM ranges */ @@ -60,8 +60,8 @@ int mmu_handle_tlb_miss(void) /* Got it; let's slam it into the TLB */ uint32_t tlbelo; - tlbelo = vmr->phys & ~PAGE_ADDR_MASK; - tlbelo |= fault_pgno << PAGE_SHIFT; + tlbelo = vmr->phys & ~MMU_PAGE_ADDR_MASK; + tlbelo |= fault_pgno << MMU_PAGE_SHIFT; sysreg_write(TLBELO, tlbelo); __builtin_tlbw(); -- cgit v1.1 From 4db896236cdac37db17b215ba3ff2d2701bddb49 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20Bie=C3=9Fmann?= Date: Fri, 6 Feb 2015 23:06:44 +0100 Subject: avr32: use generic gd->start_addr_sp MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Before avr32 had an extra storage for stack end to have a nice stack printout on exception. Remove this extra storage and use generic gd->start_addr_sp instead. Signed-off-by: Andreas Bießmann --- arch/avr32/cpu/exception.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch/avr32/cpu') diff --git a/arch/avr32/cpu/exception.c b/arch/avr32/cpu/exception.c index 5d1bc68..d6991f6 100644 --- a/arch/avr32/cpu/exception.c +++ b/arch/avr32/cpu/exception.c @@ -96,11 +96,11 @@ void do_unknown_exception(unsigned int ecr, struct pt_regs *regs) printf("CPU Mode: %s\n", cpu_modes[mode]); /* Avoid exception loops */ - if (regs->sp < (gd->arch.stack_end - CONFIG_STACKSIZE) - || regs->sp >= gd->arch.stack_end) + if (regs->sp < (gd->start_addr_sp - CONFIG_STACKSIZE) || + regs->sp >= gd->start_addr_sp) printf("\nStack pointer seems bogus, won't do stack dump\n"); else - dump_mem("\nStack: ", regs->sp, gd->arch.stack_end); + dump_mem("\nStack: ", regs->sp, gd->start_addr_sp); panic("Unhandled exception\n"); } -- cgit v1.1 From a752a8b4c49d67daa4ea9f9ebac3972bb1c2328b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20Bie=C3=9Fmann?= Date: Fri, 6 Feb 2015 23:06:48 +0100 Subject: avr32: add generic board support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Andreas Bießmann --- arch/avr32/cpu/u-boot.lds | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/avr32/cpu') diff --git a/arch/avr32/cpu/u-boot.lds b/arch/avr32/cpu/u-boot.lds index cb29a22..b0180e3 100644 --- a/arch/avr32/cpu/u-boot.lds +++ b/arch/avr32/cpu/u-boot.lds @@ -48,9 +48,11 @@ SECTIONS _edata = .; .bss (NOLOAD) : { + __bss_start = .; *(.bss) *(.bss.*) } . = ALIGN(8); __bss_end = .; + __init_end = .; } -- cgit v1.1