The function sg_set_pinsel is useful for switching I/O pins but it can be only used in C code. This commit adds a simple macro that is available in asm code.
Signed-off-by: Masahiro Yamada yamada.m@jp.panasonic.com ---
arch/arm/include/asm/arch-uniphier/sg-regs.h | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/arch/arm/include/asm/arch-uniphier/sg-regs.h b/arch/arm/include/asm/arch-uniphier/sg-regs.h index 79d7ec7..fa5e6ae 100644 --- a/arch/arm/include/asm/arch-uniphier/sg-regs.h +++ b/arch/arm/include/asm/arch-uniphier/sg-regs.h @@ -88,7 +88,18 @@ #define SG_PINMON0_CLK_MODE_AXOSEL_20480KHZ (0x2 << 16) #define SG_PINMON0_CLK_MODE_AXOSEL_25000KHZ_A (0x3 << 16)
-#ifndef __ASSEMBLY__ +#ifdef __ASSEMBLY__ + + .macro set_pinsel, n, value, ra, rd + ldr \ra, =SG_PINSEL_ADDR(\n) + ldr \rd, [\ra] + and \rd, \rd, #SG_PINSEL_MASK(\n) + orr \rd, \rd, #SG_PINSEL_MODE(\n, \value) + str \rd, [\ra] + .endm + +#else + #include <linux/types.h> #include <asm/io.h>