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Diffstat (limited to 'roms/u-boot/arch/arm/include/asm/arch-exynos/gpio.h')
-rw-r--r--roms/u-boot/arch/arm/include/asm/arch-exynos/gpio.h346
1 files changed, 346 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/include/asm/arch-exynos/gpio.h b/roms/u-boot/arch/arm/include/asm/arch-exynos/gpio.h
new file mode 100644
index 00000000..d6868fa2
--- /dev/null
+++ b/roms/u-boot/arch/arm/include/asm/arch-exynos/gpio.h
@@ -0,0 +1,346 @@
+/*
+ * (C) Copyright 2010 Samsung Electronics
+ * Minkyu Kang <mk7.kang@samsung.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __ASM_ARCH_GPIO_H
+#define __ASM_ARCH_GPIO_H
+
+#ifndef __ASSEMBLY__
+struct s5p_gpio_bank {
+ unsigned int con;
+ unsigned int dat;
+ unsigned int pull;
+ unsigned int drv;
+ unsigned int pdn_con;
+ unsigned int pdn_pull;
+ unsigned char res1[8];
+};
+
+struct exynos4_gpio_part1 {
+ struct s5p_gpio_bank a0;
+ struct s5p_gpio_bank a1;
+ struct s5p_gpio_bank b;
+ struct s5p_gpio_bank c0;
+ struct s5p_gpio_bank c1;
+ struct s5p_gpio_bank d0;
+ struct s5p_gpio_bank d1;
+ struct s5p_gpio_bank e0;
+ struct s5p_gpio_bank e1;
+ struct s5p_gpio_bank e2;
+ struct s5p_gpio_bank e3;
+ struct s5p_gpio_bank e4;
+ struct s5p_gpio_bank f0;
+ struct s5p_gpio_bank f1;
+ struct s5p_gpio_bank f2;
+ struct s5p_gpio_bank f3;
+};
+
+struct exynos4_gpio_part2 {
+ struct s5p_gpio_bank j0;
+ struct s5p_gpio_bank j1;
+ struct s5p_gpio_bank k0;
+ struct s5p_gpio_bank k1;
+ struct s5p_gpio_bank k2;
+ struct s5p_gpio_bank k3;
+ struct s5p_gpio_bank l0;
+ struct s5p_gpio_bank l1;
+ struct s5p_gpio_bank l2;
+ struct s5p_gpio_bank y0;
+ struct s5p_gpio_bank y1;
+ struct s5p_gpio_bank y2;
+ struct s5p_gpio_bank y3;
+ struct s5p_gpio_bank y4;
+ struct s5p_gpio_bank y5;
+ struct s5p_gpio_bank y6;
+ struct s5p_gpio_bank res1[80];
+ struct s5p_gpio_bank x0;
+ struct s5p_gpio_bank x1;
+ struct s5p_gpio_bank x2;
+ struct s5p_gpio_bank x3;
+};
+
+struct exynos4_gpio_part3 {
+ struct s5p_gpio_bank z;
+};
+
+struct exynos4x12_gpio_part1 {
+ struct s5p_gpio_bank a0;
+ struct s5p_gpio_bank a1;
+ struct s5p_gpio_bank b;
+ struct s5p_gpio_bank c0;
+ struct s5p_gpio_bank c1;
+ struct s5p_gpio_bank d0;
+ struct s5p_gpio_bank d1;
+ struct s5p_gpio_bank res1[0x5];
+ struct s5p_gpio_bank f0;
+ struct s5p_gpio_bank f1;
+ struct s5p_gpio_bank f2;
+ struct s5p_gpio_bank f3;
+ struct s5p_gpio_bank res2[0x2];
+ struct s5p_gpio_bank j0;
+ struct s5p_gpio_bank j1;
+};
+
+struct exynos4x12_gpio_part2 {
+ struct s5p_gpio_bank res1[0x2];
+ struct s5p_gpio_bank k0;
+ struct s5p_gpio_bank k1;
+ struct s5p_gpio_bank k2;
+ struct s5p_gpio_bank k3;
+ struct s5p_gpio_bank l0;
+ struct s5p_gpio_bank l1;
+ struct s5p_gpio_bank l2;
+ struct s5p_gpio_bank y0;
+ struct s5p_gpio_bank y1;
+ struct s5p_gpio_bank y2;
+ struct s5p_gpio_bank y3;
+ struct s5p_gpio_bank y4;
+ struct s5p_gpio_bank y5;
+ struct s5p_gpio_bank y6;
+ struct s5p_gpio_bank res2[0x3];
+ struct s5p_gpio_bank m0;
+ struct s5p_gpio_bank m1;
+ struct s5p_gpio_bank m2;
+ struct s5p_gpio_bank m3;
+ struct s5p_gpio_bank m4;
+ struct s5p_gpio_bank res3[0x48];
+ struct s5p_gpio_bank x0;
+ struct s5p_gpio_bank x1;
+ struct s5p_gpio_bank x2;
+ struct s5p_gpio_bank x3;
+};
+
+struct exynos4x12_gpio_part3 {
+ struct s5p_gpio_bank z;
+};
+
+struct exynos4x12_gpio_part4 {
+ struct s5p_gpio_bank v0;
+ struct s5p_gpio_bank v1;
+ struct s5p_gpio_bank res1[0x1];
+ struct s5p_gpio_bank v2;
+ struct s5p_gpio_bank v3;
+ struct s5p_gpio_bank res2[0x1];
+ struct s5p_gpio_bank v4;
+};
+
+struct exynos5420_gpio_part1 {
+ struct s5p_gpio_bank a0;
+ struct s5p_gpio_bank a1;
+ struct s5p_gpio_bank a2;
+ struct s5p_gpio_bank b0;
+ struct s5p_gpio_bank b1;
+ struct s5p_gpio_bank b2;
+ struct s5p_gpio_bank b3;
+ struct s5p_gpio_bank b4;
+ struct s5p_gpio_bank h0;
+};
+
+struct exynos5420_gpio_part2 {
+ struct s5p_gpio_bank y7; /* 0x1340_0000 */
+ struct s5p_gpio_bank res[0x5f]; /* */
+ struct s5p_gpio_bank x0; /* 0x1340_0C00 */
+ struct s5p_gpio_bank x1; /* 0x1340_0C20 */
+ struct s5p_gpio_bank x2; /* 0x1340_0C40 */
+ struct s5p_gpio_bank x3; /* 0x1340_0C60 */
+};
+
+struct exynos5420_gpio_part3 {
+ struct s5p_gpio_bank c0;
+ struct s5p_gpio_bank c1;
+ struct s5p_gpio_bank c2;
+ struct s5p_gpio_bank c3;
+ struct s5p_gpio_bank c4;
+ struct s5p_gpio_bank d1;
+ struct s5p_gpio_bank y0;
+ struct s5p_gpio_bank y1;
+ struct s5p_gpio_bank y2;
+ struct s5p_gpio_bank y3;
+ struct s5p_gpio_bank y4;
+ struct s5p_gpio_bank y5;
+ struct s5p_gpio_bank y6;
+};
+
+struct exynos5420_gpio_part4 {
+ struct s5p_gpio_bank e0; /* 0x1400_0000 */
+ struct s5p_gpio_bank e1; /* 0x1400_0020 */
+ struct s5p_gpio_bank f0; /* 0x1400_0040 */
+ struct s5p_gpio_bank f1; /* 0x1400_0060 */
+ struct s5p_gpio_bank g0; /* 0x1400_0080 */
+ struct s5p_gpio_bank g1; /* 0x1400_00A0 */
+ struct s5p_gpio_bank g2; /* 0x1400_00C0 */
+ struct s5p_gpio_bank j4; /* 0x1400_00E0 */
+};
+
+struct exynos5420_gpio_part5 {
+ struct s5p_gpio_bank z0; /* 0x0386_0000 */
+};
+
+struct exynos5_gpio_part1 {
+ struct s5p_gpio_bank a0;
+ struct s5p_gpio_bank a1;
+ struct s5p_gpio_bank a2;
+ struct s5p_gpio_bank b0;
+ struct s5p_gpio_bank b1;
+ struct s5p_gpio_bank b2;
+ struct s5p_gpio_bank b3;
+ struct s5p_gpio_bank c0;
+ struct s5p_gpio_bank c1;
+ struct s5p_gpio_bank c2;
+ struct s5p_gpio_bank c3;
+ struct s5p_gpio_bank d0;
+ struct s5p_gpio_bank d1;
+ struct s5p_gpio_bank y0;
+ struct s5p_gpio_bank y1;
+ struct s5p_gpio_bank y2;
+ struct s5p_gpio_bank y3;
+ struct s5p_gpio_bank y4;
+ struct s5p_gpio_bank y5;
+ struct s5p_gpio_bank y6;
+ struct s5p_gpio_bank res1[0x3];
+ struct s5p_gpio_bank c4;
+ struct s5p_gpio_bank res2[0x48];
+ struct s5p_gpio_bank x0;
+ struct s5p_gpio_bank x1;
+ struct s5p_gpio_bank x2;
+ struct s5p_gpio_bank x3;
+};
+
+struct exynos5_gpio_part2 {
+ struct s5p_gpio_bank e0;
+ struct s5p_gpio_bank e1;
+ struct s5p_gpio_bank f0;
+ struct s5p_gpio_bank f1;
+ struct s5p_gpio_bank g0;
+ struct s5p_gpio_bank g1;
+ struct s5p_gpio_bank g2;
+ struct s5p_gpio_bank h0;
+ struct s5p_gpio_bank h1;
+};
+
+struct exynos5_gpio_part3 {
+ struct s5p_gpio_bank v0;
+ struct s5p_gpio_bank v1;
+ struct s5p_gpio_bank res1[0x1];
+ struct s5p_gpio_bank v2;
+ struct s5p_gpio_bank v3;
+ struct s5p_gpio_bank res2[0x1];
+ struct s5p_gpio_bank v4;
+};
+
+struct exynos5_gpio_part4 {
+ struct s5p_gpio_bank z;
+};
+
+/* functions */
+void s5p_gpio_cfg_pin(struct s5p_gpio_bank *bank, int gpio, int cfg);
+void s5p_gpio_direction_output(struct s5p_gpio_bank *bank, int gpio, int en);
+void s5p_gpio_direction_input(struct s5p_gpio_bank *bank, int gpio);
+void s5p_gpio_set_value(struct s5p_gpio_bank *bank, int gpio, int en);
+unsigned int s5p_gpio_get_value(struct s5p_gpio_bank *bank, int gpio);
+void s5p_gpio_set_pull(struct s5p_gpio_bank *bank, int gpio, int mode);
+void s5p_gpio_set_drv(struct s5p_gpio_bank *bank, int gpio, int mode);
+void s5p_gpio_set_rate(struct s5p_gpio_bank *bank, int gpio, int mode);
+
+/* GPIO pins per bank */
+#define GPIO_PER_BANK 8
+#define S5P_GPIO_PART_SHIFT (24)
+#define S5P_GPIO_PART_MASK (0xff)
+#define S5P_GPIO_BANK_SHIFT (8)
+#define S5P_GPIO_BANK_MASK (0xffff)
+#define S5P_GPIO_PIN_MASK (0xff)
+
+#define S5P_GPIO_SET_PART(x) \
+ (((x) & S5P_GPIO_PART_MASK) << S5P_GPIO_PART_SHIFT)
+
+#define S5P_GPIO_GET_PART(x) \
+ (((x) >> S5P_GPIO_PART_SHIFT) & S5P_GPIO_PART_MASK)
+
+#define S5P_GPIO_SET_PIN(x) \
+ ((x) & S5P_GPIO_PIN_MASK)
+
+#define EXYNOS4_GPIO_SET_BANK(part, bank) \
+ ((((unsigned)&(((struct exynos4_gpio_part##part *) \
+ EXYNOS4_GPIO_PART##part##_BASE)->bank) \
+ - EXYNOS4_GPIO_PART##part##_BASE) \
+ & S5P_GPIO_BANK_MASK) << S5P_GPIO_BANK_SHIFT)
+
+#define EXYNOS4X12_GPIO_SET_BANK(part, bank) \
+ ((((unsigned)&(((struct exynos4x12_gpio_part##part *) \
+ EXYNOS4X12_GPIO_PART##part##_BASE)->bank) \
+ - EXYNOS4X12_GPIO_PART##part##_BASE) \
+ & S5P_GPIO_BANK_MASK) << S5P_GPIO_BANK_SHIFT)
+
+#define EXYNOS5_GPIO_SET_BANK(part, bank) \
+ ((((unsigned)&(((struct exynos5420_gpio_part##part *) \
+ EXYNOS5420_GPIO_PART##part##_BASE)->bank) \
+ - EXYNOS5_GPIO_PART##part##_BASE) \
+ & S5P_GPIO_BANK_MASK) << S5P_GPIO_BANK_SHIFT)
+
+#define EXYNOS5420_GPIO_SET_BANK(part, bank) \
+ ((((unsigned)&(((struct exynos5420_gpio_part##part *) \
+ EXYNOS5420_GPIO_PART##part##_BASE)->bank) \
+ - EXYNOS5420_GPIO_PART##part##_BASE) \
+ & S5P_GPIO_BANK_MASK) << S5P_GPIO_BANK_SHIFT)
+
+#define exynos4_gpio_get(part, bank, pin) \
+ (S5P_GPIO_SET_PART(part) | \
+ EXYNOS4_GPIO_SET_BANK(part, bank) | \
+ S5P_GPIO_SET_PIN(pin))
+
+#define exynos4x12_gpio_get(part, bank, pin) \
+ (S5P_GPIO_SET_PART(part) | \
+ EXYNOS4X12_GPIO_SET_BANK(part, bank) | \
+ S5P_GPIO_SET_PIN(pin))
+
+#define exynos5420_gpio_get(part, bank, pin) \
+ (S5P_GPIO_SET_PART(part) | \
+ EXYNOS5420_GPIO_SET_BANK(part, bank) | \
+ S5P_GPIO_SET_PIN(pin))
+
+#define exynos5_gpio_get(part, bank, pin) \
+ (S5P_GPIO_SET_PART(part) | \
+ EXYNOS5_GPIO_SET_BANK(part, bank) | \
+ S5P_GPIO_SET_PIN(pin))
+
+static inline unsigned int s5p_gpio_base(int gpio)
+{
+ unsigned gpio_part = S5P_GPIO_GET_PART(gpio);
+
+ switch (gpio_part) {
+ case 1:
+ return samsung_get_base_gpio_part1();
+ case 2:
+ return samsung_get_base_gpio_part2();
+ case 3:
+ return samsung_get_base_gpio_part3();
+ case 4:
+ return samsung_get_base_gpio_part4();
+ default:
+ return 0;
+ }
+}
+#endif
+
+/* Pin configurations */
+#define GPIO_INPUT 0x0
+#define GPIO_OUTPUT 0x1
+#define GPIO_IRQ 0xf
+#define GPIO_FUNC(x) (x)
+
+/* Pull mode */
+#define GPIO_PULL_NONE 0x0
+#define GPIO_PULL_DOWN 0x1
+#define GPIO_PULL_UP 0x3
+
+/* Drive Strength level */
+#define GPIO_DRV_1X 0x0
+#define GPIO_DRV_3X 0x1
+#define GPIO_DRV_2X 0x2
+#define GPIO_DRV_4X 0x3
+#define GPIO_DRV_FAST 0x0
+#define GPIO_DRV_SLOW 0x1
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2025-04-07 08:34:13 +0000