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path: root/drivers/pinctrl/pinctrl-exynos.h
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Diffstat (limited to 'drivers/pinctrl/pinctrl-exynos.h')
-rw-r--r--drivers/pinctrl/pinctrl-exynos.h218
1 files changed, 218 insertions, 0 deletions
diff --git a/drivers/pinctrl/pinctrl-exynos.h b/drivers/pinctrl/pinctrl-exynos.h
new file mode 100644
index 000000000000..31d0a06174e4
--- /dev/null
+++ b/drivers/pinctrl/pinctrl-exynos.h
@@ -0,0 +1,218 @@
+/*
+ * Exynos specific definitions for Samsung pinctrl and gpiolib driver.
+ *
+ * Copyright (c) 2012 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ * Copyright (c) 2012 Linaro Ltd
+ * http://www.linaro.org
+ *
+ * This file contains the Exynos specific definitions for the Samsung
+ * pinctrl/gpiolib interface drivers.
+ *
+ * Author: Thomas Abraham <thomas.ab@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#define EXYNOS_GPIO_START(__gpio) ((__gpio##_START) + (__gpio##_NR))
+
+#define EXYNOS4210_GPIO_A0_NR (8)
+#define EXYNOS4210_GPIO_A1_NR (6)
+#define EXYNOS4210_GPIO_B_NR (8)
+#define EXYNOS4210_GPIO_C0_NR (5)
+#define EXYNOS4210_GPIO_C1_NR (5)
+#define EXYNOS4210_GPIO_D0_NR (4)
+#define EXYNOS4210_GPIO_D1_NR (4)
+#define EXYNOS4210_GPIO_E0_NR (5)
+#define EXYNOS4210_GPIO_E1_NR (8)
+#define EXYNOS4210_GPIO_E2_NR (6)
+#define EXYNOS4210_GPIO_E3_NR (8)
+#define EXYNOS4210_GPIO_E4_NR (8)
+#define EXYNOS4210_GPIO_F0_NR (8)
+#define EXYNOS4210_GPIO_F1_NR (8)
+#define EXYNOS4210_GPIO_F2_NR (8)
+#define EXYNOS4210_GPIO_F3_NR (6)
+#define EXYNOS4210_GPIO_J0_NR (8)
+#define EXYNOS4210_GPIO_J1_NR (5)
+#define EXYNOS4210_GPIO_K0_NR (7)
+#define EXYNOS4210_GPIO_K1_NR (7)
+#define EXYNOS4210_GPIO_K2_NR (7)
+#define EXYNOS4210_GPIO_K3_NR (7)
+#define EXYNOS4210_GPIO_L0_NR (8)
+#define EXYNOS4210_GPIO_L1_NR (3)
+#define EXYNOS4210_GPIO_L2_NR (8)
+#define EXYNOS4210_GPIO_Y0_NR (6)
+#define EXYNOS4210_GPIO_Y1_NR (4)
+#define EXYNOS4210_GPIO_Y2_NR (6)
+#define EXYNOS4210_GPIO_Y3_NR (8)
+#define EXYNOS4210_GPIO_Y4_NR (8)
+#define EXYNOS4210_GPIO_Y5_NR (8)
+#define EXYNOS4210_GPIO_Y6_NR (8)
+#define EXYNOS4210_GPIO_X0_NR (8)
+#define EXYNOS4210_GPIO_X1_NR (8)
+#define EXYNOS4210_GPIO_X2_NR (8)
+#define EXYNOS4210_GPIO_X3_NR (8)
+#define EXYNOS4210_GPIO_Z_NR (7)
+
+enum exynos4210_gpio_xa_start {
+ EXYNOS4210_GPIO_A0_START = 0,
+ EXYNOS4210_GPIO_A1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_A0),
+ EXYNOS4210_GPIO_B_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_A1),
+ EXYNOS4210_GPIO_C0_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_B),
+ EXYNOS4210_GPIO_C1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_C0),
+ EXYNOS4210_GPIO_D0_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_C1),
+ EXYNOS4210_GPIO_D1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_D0),
+ EXYNOS4210_GPIO_E0_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_D1),
+ EXYNOS4210_GPIO_E1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_E0),
+ EXYNOS4210_GPIO_E2_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_E1),
+ EXYNOS4210_GPIO_E3_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_E2),
+ EXYNOS4210_GPIO_E4_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_E3),
+ EXYNOS4210_GPIO_F0_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_E4),
+ EXYNOS4210_GPIO_F1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_F0),
+ EXYNOS4210_GPIO_F2_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_F1),
+ EXYNOS4210_GPIO_F3_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_F2),
+};
+
+enum exynos4210_gpio_xb_start {
+ EXYNOS4210_GPIO_J0_START = 0,
+ EXYNOS4210_GPIO_J1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_J0),
+ EXYNOS4210_GPIO_K0_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_J1),
+ EXYNOS4210_GPIO_K1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_K0),
+ EXYNOS4210_GPIO_K2_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_K1),
+ EXYNOS4210_GPIO_K3_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_K2),
+ EXYNOS4210_GPIO_L0_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_K3),
+ EXYNOS4210_GPIO_L1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_L0),
+ EXYNOS4210_GPIO_L2_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_L1),
+ EXYNOS4210_GPIO_Y0_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_L2),
+ EXYNOS4210_GPIO_Y1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_Y0),
+ EXYNOS4210_GPIO_Y2_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_Y1),
+ EXYNOS4210_GPIO_Y3_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_Y2),
+ EXYNOS4210_GPIO_Y4_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_Y3),
+ EXYNOS4210_GPIO_Y5_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_Y4),
+ EXYNOS4210_GPIO_Y6_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_Y5),
+ EXYNOS4210_GPIO_X0_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_Y6),
+ EXYNOS4210_GPIO_X1_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_X0),
+ EXYNOS4210_GPIO_X2_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_X1),
+ EXYNOS4210_GPIO_X3_START = EXYNOS_GPIO_START(EXYNOS4210_GPIO_X2),
+};
+
+enum exynos4210_gpio_xc_start {
+ EXYNOS4210_GPIO_Z_START = 0,
+};
+
+#define EXYNOS4210_GPIO_A0_IRQ EXYNOS4210_GPIO_A0_START
+#define EXYNOS4210_GPIO_A1_IRQ EXYNOS4210_GPIO_A1_START
+#define EXYNOS4210_GPIO_B_IRQ EXYNOS4210_GPIO_B_START
+#define EXYNOS4210_GPIO_C0_IRQ EXYNOS4210_GPIO_C0_START
+#define EXYNOS4210_GPIO_C1_IRQ EXYNOS4210_GPIO_C1_START
+#define EXYNOS4210_GPIO_D0_IRQ EXYNOS4210_GPIO_D0_START
+#define EXYNOS4210_GPIO_D1_IRQ EXYNOS4210_GPIO_D1_START
+#define EXYNOS4210_GPIO_E0_IRQ EXYNOS4210_GPIO_E0_START
+#define EXYNOS4210_GPIO_E1_IRQ EXYNOS4210_GPIO_E1_START
+#define EXYNOS4210_GPIO_E2_IRQ EXYNOS4210_GPIO_E2_START
+#define EXYNOS4210_GPIO_E3_IRQ EXYNOS4210_GPIO_E3_START
+#define EXYNOS4210_GPIO_E4_IRQ EXYNOS4210_GPIO_E4_START
+#define EXYNOS4210_GPIO_F0_IRQ EXYNOS4210_GPIO_F0_START
+#define EXYNOS4210_GPIO_F1_IRQ EXYNOS4210_GPIO_F1_START
+#define EXYNOS4210_GPIO_F2_IRQ EXYNOS4210_GPIO_F2_START
+#define EXYNOS4210_GPIO_F3_IRQ EXYNOS4210_GPIO_F3_START
+#define EXYNOS4210_GPIO_J0_IRQ EXYNOS4210_GPIO_J0_START
+#define EXYNOS4210_GPIO_J1_IRQ EXYNOS4210_GPIO_J1_START
+#define EXYNOS4210_GPIO_K0_IRQ EXYNOS4210_GPIO_K0_START
+#define EXYNOS4210_GPIO_K1_IRQ EXYNOS4210_GPIO_K1_START
+#define EXYNOS4210_GPIO_K2_IRQ EXYNOS4210_GPIO_K2_START
+#define EXYNOS4210_GPIO_K3_IRQ EXYNOS4210_GPIO_K3_START
+#define EXYNOS4210_GPIO_L0_IRQ EXYNOS4210_GPIO_L0_START
+#define EXYNOS4210_GPIO_L1_IRQ EXYNOS4210_GPIO_L1_START
+#define EXYNOS4210_GPIO_L2_IRQ EXYNOS4210_GPIO_L2_START
+#define EXYNOS4210_GPIO_Z_IRQ EXYNOS4210_GPIO_Z_START
+
+#define EXYNOS4210_GPIOA_NR_PINS EXYNOS_GPIO_START(EXYNOS4210_GPIO_F3)
+#define EXYNOS4210_GPIOA_NR_GINT EXYNOS_GPIO_START(EXYNOS4210_GPIO_F3)
+#define EXYNOS4210_GPIOB_NR_PINS EXYNOS_GPIO_START(EXYNOS4210_GPIO_X3)
+#define EXYNOS4210_GPIOB_NR_GINT EXYNOS_GPIO_START(EXYNOS4210_GPIO_L2)
+#define EXYNOS4210_GPIOC_NR_PINS EXYNOS_GPIO_START(EXYNOS4210_GPIO_Z)
+
+/* External GPIO and wakeup interrupt related definitions */
+#define EXYNOS_GPIO_ECON_OFFSET 0x700
+#define EXYNOS_GPIO_EMASK_OFFSET 0x900
+#define EXYNOS_GPIO_EPEND_OFFSET 0xA00
+#define EXYNOS_WKUP_ECON_OFFSET 0xE00
+#define EXYNOS_WKUP_EMASK_OFFSET 0xF00
+#define EXYNOS_WKUP_EPEND_OFFSET 0xF40
+#define EXYNOS_SVC_OFFSET 0xB08
+#define EXYNOS_EINT_FUNC 0xF
+
+/* helpers to access interrupt service register */
+#define EXYNOS_SVC_GROUP_SHIFT 3
+#define EXYNOS_SVC_GROUP_MASK 0x1f
+#define EXYNOS_SVC_NUM_MASK 7
+#define EXYNOS_SVC_GROUP(x) ((x >> EXYNOS_SVC_GROUP_SHIFT) & \
+ EXYNOS_SVC_GROUP_MASK)
+
+/* Exynos specific external interrupt trigger types */
+#define EXYNOS_EINT_LEVEL_LOW 0
+#define EXYNOS_EINT_LEVEL_HIGH 1
+#define EXYNOS_EINT_EDGE_FALLING 2
+#define EXYNOS_EINT_EDGE_RISING 3
+#define EXYNOS_EINT_EDGE_BOTH 4
+#define EXYNOS_EINT_CON_MASK 0xF
+#define EXYNOS_EINT_CON_LEN 4
+
+#define EXYNOS_EINT_MAX_PER_BANK 8
+#define EXYNOS_EINT_NR_WKUP_EINT
+
+#define EXYNOS_PIN_BANK_EINTN(reg, __gpio, id) \
+ { \
+ .pctl_offset = reg, \
+ .pin_base = (__gpio##_START), \
+ .nr_pins = (__gpio##_NR), \
+ .func_width = 4, \
+ .pud_width = 2, \
+ .drv_width = 2, \
+ .conpdn_width = 2, \
+ .pudpdn_width = 2, \
+ .eint_type = EINT_TYPE_NONE, \
+ .name = id \
+ }
+
+#define EXYNOS_PIN_BANK_EINTG(reg, __gpio, id) \
+ { \
+ .pctl_offset = reg, \
+ .pin_base = (__gpio##_START), \
+ .nr_pins = (__gpio##_NR), \
+ .func_width = 4, \
+ .pud_width = 2, \
+ .drv_width = 2, \
+ .conpdn_width = 2, \
+ .pudpdn_width = 2, \
+ .eint_type = EINT_TYPE_GPIO, \
+ .irq_base = (__gpio##_IRQ), \
+ .name = id \
+ }
+
+/**
+ * struct exynos_geint_data: gpio eint specific data for irq_chip callbacks.
+ * @bank: pin bank from which this gpio interrupt originates.
+ * @pin: pin number within the bank.
+ * @eint_offset: offset to be added to the con/pend/mask register bank base.
+ */
+struct exynos_geint_data {
+ struct samsung_pin_bank *bank;
+ u32 pin;
+ u32 eint_offset;
+};
+
+/**
+ * struct exynos_weint_data: irq specific data for all the wakeup interrupts
+ * generated by the external wakeup interrupt controller.
+ * @domain: irq domain representing the external wakeup interrupts
+ * @irq: interrupt number within the domain.
+ */
+struct exynos_weint_data {
+ struct irq_domain *domain;
+ u32 irq;
+};