diff options
| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2017-04-25 00:39:21 +0200 |
|---|---|---|
| committer | Daniel Schwierzeck <daniel.schwierzeck@gmail.com> | 2017-05-10 16:16:09 +0200 |
| commit | e30d2bd40eaed27c5cead1b6e337e66f2b84d30e (patch) | |
| tree | b00d0a40b73fe4e241c76b7fb8bc60ab7434a4f0 /arch/mips/mach-bmips | |
| parent | ee422142f454d54f0ed39a2cbf083ff12e98a3e1 (diff) | |
MIPS: add support for Broadcom MIPS BCM6358 SoC family
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/mips/mach-bmips')
| -rw-r--r-- | arch/mips/mach-bmips/Kconfig | 18 | ||||
| -rw-r--r-- | arch/mips/mach-bmips/include/ioremap.h | 45 |
2 files changed, 62 insertions, 1 deletions
diff --git a/arch/mips/mach-bmips/Kconfig b/arch/mips/mach-bmips/Kconfig index 4f4d351f2c..03cba72f0a 100644 --- a/arch/mips/mach-bmips/Kconfig +++ b/arch/mips/mach-bmips/Kconfig @@ -2,7 +2,23 @@ menu "Broadcom MIPS platforms" depends on ARCH_BMIPS config SYS_SOC - default "none" + default "bcm6358" if SOC_BMIPS_BCM6358 + +choice + prompt "Broadcom MIPS SoC select" + +config SOC_BMIPS_BCM6358 + bool "BMIPS BCM6358 family" + select SUPPORTS_BIG_ENDIAN + select SUPPORTS_CPU_MIPS32_R1 + select MIPS_TUNE_4KC + select MIPS_L1_CACHE_SHIFT_4 + select SWAP_IO_SPACE + select SYSRESET_SYSCON + help + This supports BMIPS BCM6358 family including BCM6358 and BCM6359. + +endchoice choice prompt "Boot mode" diff --git a/arch/mips/mach-bmips/include/ioremap.h b/arch/mips/mach-bmips/include/ioremap.h new file mode 100644 index 0000000000..404690e4db --- /dev/null +++ b/arch/mips/mach-bmips/include/ioremap.h @@ -0,0 +1,45 @@ +/* + * SPDX-License-Identifier: GPL-2.0 + */ +#ifndef __ASM_MACH_BMIPS_IOREMAP_H +#define __ASM_MACH_BMIPS_IOREMAP_H + +#include <linux/types.h> + +/* + * Allow physical addresses to be fixed up to help peripherals located + * outside the low 32-bit range -- generic pass-through version. + */ +static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, + phys_addr_t size) +{ + return phys_addr; +} + +static inline int is_bmips_internal_registers(phys_addr_t offset) +{ +#if defined(CONFIG_SOC_BMIPS_BCM6358) + if (offset >= 0xfffe0000) + return 1; +#endif + + return 0; +} + +static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size, + unsigned long flags) +{ + if (is_bmips_internal_registers(offset)) + return (void __iomem *)offset; + + return NULL; +} + +static inline int plat_iounmap(const volatile void __iomem *addr) +{ + return is_bmips_internal_registers((unsigned long)addr); +} + +#define _page_cachable_default _CACHE_CACHABLE_NONCOHERENT + +#endif /* __ASM_MACH_BMIPS_IOREMAP_H */ |