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Diffstat (limited to 'drivers/pinctrl/sunxi/pinctrl-sunxi.h')
-rw-r--r--drivers/pinctrl/sunxi/pinctrl-sunxi.h93
1 files changed, 4 insertions, 89 deletions
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.h b/drivers/pinctrl/sunxi/pinctrl-sunxi.h
index 0f1aab58650c..efaa97457e08 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.h
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.h
@@ -36,23 +36,15 @@
#define BANK_MEM_SIZE 0x24
#define MUX_REGS_OFFSET 0x0
+#define MUX_FIELD_WIDTH 4
#define DATA_REGS_OFFSET 0x10
+#define DATA_FIELD_WIDTH 1
#define DLEVEL_REGS_OFFSET 0x14
+#define DLEVEL_FIELD_WIDTH 2
#define PULL_REGS_OFFSET 0x1c
+#define PULL_FIELD_WIDTH 2
#define PINS_PER_BANK 32
-#define MUX_PINS_PER_REG 8
-#define MUX_PINS_BITS 4
-#define MUX_PINS_MASK 0x0f
-#define DATA_PINS_PER_REG 32
-#define DATA_PINS_BITS 1
-#define DATA_PINS_MASK 0x01
-#define DLEVEL_PINS_PER_REG 16
-#define DLEVEL_PINS_BITS 2
-#define DLEVEL_PINS_MASK 0x03
-#define PULL_PINS_PER_REG 16
-#define PULL_PINS_BITS 2
-#define PULL_PINS_MASK 0x03
#define IRQ_PER_BANK 32
@@ -222,83 +214,6 @@ struct sunxi_pinctrl {
.irqnum = _irq, \
}
-/*
- * The sunXi PIO registers are organized as is:
- * 0x00 - 0x0c Muxing values.
- * 8 pins per register, each pin having a 4bits value
- * 0x10 Pin values
- * 32 bits per register, each pin corresponding to one bit
- * 0x14 - 0x18 Drive level
- * 16 pins per register, each pin having a 2bits value
- * 0x1c - 0x20 Pull-Up values
- * 16 pins per register, each pin having a 2bits value
- *
- * This is for the first bank. Each bank will have the same layout,
- * with an offset being a multiple of 0x24.
- *
- * The following functions calculate from the pin number the register
- * and the bit offset that we should access.
- */
-static inline u32 sunxi_mux_reg(u16 pin)
-{
- u8 bank = pin / PINS_PER_BANK;
- u32 offset = bank * BANK_MEM_SIZE;
- offset += MUX_REGS_OFFSET;
- offset += pin % PINS_PER_BANK / MUX_PINS_PER_REG * 0x04;
- return round_down(offset, 4);
-}
-
-static inline u32 sunxi_mux_offset(u16 pin)
-{
- u32 pin_num = pin % MUX_PINS_PER_REG;
- return pin_num * MUX_PINS_BITS;
-}
-
-static inline u32 sunxi_data_reg(u16 pin)
-{
- u8 bank = pin / PINS_PER_BANK;
- u32 offset = bank * BANK_MEM_SIZE;
- offset += DATA_REGS_OFFSET;
- offset += pin % PINS_PER_BANK / DATA_PINS_PER_REG * 0x04;
- return round_down(offset, 4);
-}
-
-static inline u32 sunxi_data_offset(u16 pin)
-{
- u32 pin_num = pin % DATA_PINS_PER_REG;
- return pin_num * DATA_PINS_BITS;
-}
-
-static inline u32 sunxi_dlevel_reg(u16 pin)
-{
- u8 bank = pin / PINS_PER_BANK;
- u32 offset = bank * BANK_MEM_SIZE;
- offset += DLEVEL_REGS_OFFSET;
- offset += pin % PINS_PER_BANK / DLEVEL_PINS_PER_REG * 0x04;
- return round_down(offset, 4);
-}
-
-static inline u32 sunxi_dlevel_offset(u16 pin)
-{
- u32 pin_num = pin % DLEVEL_PINS_PER_REG;
- return pin_num * DLEVEL_PINS_BITS;
-}
-
-static inline u32 sunxi_pull_reg(u16 pin)
-{
- u8 bank = pin / PINS_PER_BANK;
- u32 offset = bank * BANK_MEM_SIZE;
- offset += PULL_REGS_OFFSET;
- offset += pin % PINS_PER_BANK / PULL_PINS_PER_REG * 0x04;
- return round_down(offset, 4);
-}
-
-static inline u32 sunxi_pull_offset(u16 pin)
-{
- u32 pin_num = pin % PULL_PINS_PER_REG;
- return pin_num * PULL_PINS_BITS;
-}
-
static inline u32 sunxi_irq_hw_bank_num(const struct sunxi_pinctrl_desc *desc, u8 bank)
{
if (!desc->irq_bank_map)