diff options
Diffstat (limited to 'drivers/pinctrl')
-rw-r--r-- | drivers/pinctrl/sh-pfc/pfc-r8a7790.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7790.c b/drivers/pinctrl/sh-pfc/pfc-r8a7790.c index ab7a35392cd8..a84229cb8cd4 100644 --- a/drivers/pinctrl/sh-pfc/pfc-r8a7790.c +++ b/drivers/pinctrl/sh-pfc/pfc-r8a7790.c @@ -10,7 +10,9 @@ #include <linux/io.h> #include <linux/kernel.h> +#include <linux/sys_soc.h> +#include "core.h" #include "sh_pfc.h" /* @@ -5691,7 +5693,22 @@ static int r8a7790_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, u32 *poc return 31 - (pin & 0x1f); } +static const struct soc_device_attribute r8a7790_tdsel[] = { + { .soc_id = "r8a7790", .revision = "ES1.0" }, + { /* sentinel */ } +}; + +static int r8a7790_pinmux_soc_init(struct sh_pfc *pfc) +{ + /* Initialize TDSEL on old revisions */ + if (soc_device_match(r8a7790_tdsel)) + sh_pfc_write(pfc, 0xe6060088, 0x00155554); + + return 0; +} + static const struct sh_pfc_soc_operations r8a7790_pinmux_ops = { + .init = r8a7790_pinmux_soc_init, .pin_to_pocctrl = r8a7790_pin_to_pocctrl, }; |