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path: root/drivers/pinctrl/sh-pfc/pfc-r8a7794.c
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Diffstat (limited to 'drivers/pinctrl/sh-pfc/pfc-r8a7794.c')
-rw-r--r--drivers/pinctrl/sh-pfc/pfc-r8a7794.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7794.c b/drivers/pinctrl/sh-pfc/pfc-r8a7794.c
index 8bc2cf0c594e..ed734f560c84 100644
--- a/drivers/pinctrl/sh-pfc/pfc-r8a7794.c
+++ b/drivers/pinctrl/sh-pfc/pfc-r8a7794.c
@@ -22,7 +22,9 @@
PORT_GP_32(3, fn, sfx), \
PORT_GP_32(4, fn, sfx), \
PORT_GP_28(5, fn, sfx), \
- PORT_GP_26(6, fn, sfx)
+ PORT_GP_CFG_24(6, fn, sfx, SH_PFC_PIN_CFG_IO_VOLTAGE), \
+ PORT_GP_1(6, 24, fn, sfx), \
+ PORT_GP_1(6, 25, fn, sfx)
enum {
PINMUX_RESERVED = 0,
@@ -5160,8 +5162,32 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
{ },
};
+static int r8a7794_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl)
+{
+ *pocctrl = 0xe606006c;
+
+ switch (pin & 0x1f) {
+ case 6: return 23;
+ case 7: return 16;
+ case 14: return 15;
+ case 15: return 8;
+ case 0 ... 5:
+ case 8 ... 13:
+ return 22 - (pin & 0x1f);
+ case 16 ... 23:
+ return 47 - (pin & 0x1f);
+ }
+
+ return -EINVAL;
+}
+
+static const struct sh_pfc_soc_operations r8a7794_pinmux_ops = {
+ .pin_to_pocctrl = r8a7794_pin_to_pocctrl,
+};
+
const struct sh_pfc_soc_info r8a7794_pinmux_info = {
.name = "r8a77940_pfc",
+ .ops = &r8a7794_pinmux_ops,
.unlock_reg = 0xe6060000, /* PMMR */
.function = { PINMUX_FUNCTION_BEGIN, PINMUX_FUNCTION_END },