diff options
Diffstat (limited to 'arch/arm/mach-uniphier/ph1-pro4/early_pinctrl.c')
| -rw-r--r-- | arch/arm/mach-uniphier/ph1-pro4/early_pinctrl.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/ph1-pro4/early_pinctrl.c b/arch/arm/mach-uniphier/ph1-pro4/early_pinctrl.c new file mode 100644 index 0000000000..85bb6a0b9c --- /dev/null +++ b/arch/arm/mach-uniphier/ph1-pro4/early_pinctrl.c @@ -0,0 +1,27 @@ +/* + * Copyright (C) 2011-2015 Panasonic Corporation + * Copyright (C) 2015 Socionext Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/io.h> +#include <mach/sg-regs.h> + +void early_pin_init(void) +{ + /* Comment format: PAD Name -> Function Name */ + +#ifdef CONFIG_UNIPHIER_SERIAL + sg_set_pinsel(127, 0); /* RXD0 -> RXD0 */ + sg_set_pinsel(128, 0); /* TXD0 -> TXD0 */ + sg_set_pinsel(129, 0); /* RXD1 -> RXD1 */ + sg_set_pinsel(130, 0); /* TXD1 -> TXD1 */ + sg_set_pinsel(131, 0); /* RXD2 -> RXD2 */ + sg_set_pinsel(132, 0); /* TXD2 -> TXD2 */ + sg_set_pinsel(88, 2); /* CH6CLK -> RXD3 */ + sg_set_pinsel(89, 2); /* CH6VAL -> TXD3 */ +#endif + + writel(1, SG_LOADPINCTRL); +} |