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| author | Robert Delien <robert@delien.nl> | 2012-02-26 12:15:06 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-03-26 23:09:24 +0200 |
| commit | 531bb825fdee7fd1d14417061f07335787514f20 (patch) | |
| tree | 16895359f3f3bc186919b7ec6be2430661e1603e | |
| parent | b228e14e9653fe4ead0f39a7a879d1a50e61321a (diff) | |
| download | u-boot-imx-531bb825fdee7fd1d14417061f07335787514f20.zip u-boot-imx-531bb825fdee7fd1d14417061f07335787514f20.tar.gz u-boot-imx-531bb825fdee7fd1d14417061f07335787514f20.tar.bz2 | |
Introducing 8-bit wide register, mx28_register_8
This patch introduces an 8-bit register, mx28_register_8, in order to
prepare for fixing erroneous 32-bit wide access of registers
hw_clkctrl_frac0 and hw_clkctrl_frac1.
Signed-off-by: Robert Delien <robert@delien.nl>
Acked-by: Marek Vasut <marex@denx.de>
Tested-by: Marek Vasut <marex@denx.de>
| -rw-r--r-- | arch/arm/include/asm/arch-mx28/regs-common.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-mx28/regs-common.h b/arch/arm/include/asm/arch-mx28/regs-common.h index 75cc9a6..94b512d 100644 --- a/arch/arm/include/asm/arch-mx28/regs-common.h +++ b/arch/arm/include/asm/arch-mx28/regs-common.h @@ -47,16 +47,32 @@ * */ +#define __mx28_reg_8(name) \ + uint8_t name[4]; \ + uint8_t name##_set[4]; \ + uint8_t name##_clr[4]; \ + uint8_t name##_tog[4]; \ + #define __mx28_reg_32(name) \ uint32_t name; \ uint32_t name##_set; \ uint32_t name##_clr; \ uint32_t name##_tog; +struct mx28_register_8 { + __mx28_reg_8(reg) +}; + struct mx28_register_32 { __mx28_reg_32(reg) }; +#define mx28_reg_8(name) \ + union { \ + struct { __mx28_reg_8(name) }; \ + struct mx28_register_32 name##_reg; \ + }; + #define mx28_reg_32(name) \ union { \ struct { __mx28_reg_32(name) }; \ |