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-rw-r--r--arch/arm/include/asm/arch-aspeed/pinctrl.h52
-rw-r--r--arch/arm/include/asm/arch-aspeed/scu_ast2500.h19
2 files changed, 71 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-aspeed/pinctrl.h b/arch/arm/include/asm/arch-aspeed/pinctrl.h
new file mode 100644
index 0000000..365dc21
--- /dev/null
+++ b/arch/arm/include/asm/arch-aspeed/pinctrl.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2017 Google, Inc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _ASM_ARCH_PERIPH_H
+#define _ASM_ARCH_PERIPH_H
+
+/*
+ * Peripherals supported by the hardware.
+ * These are used to specify pinctrl settings.
+ */
+
+enum periph_id {
+ PERIPH_ID_UART1,
+ PERIPH_ID_UART2,
+ PERIPH_ID_UART3,
+ PERIPH_ID_UART4,
+ PERIPH_ID_LPC,
+ PERIPH_ID_PWM0,
+ PERIPH_ID_PWM1,
+ PERIPH_ID_PWM2,
+ PERIPH_ID_PWM3,
+ PERIPH_ID_PWM4,
+ PERIPH_ID_PWM5,
+ PERIPH_ID_PWM6,
+ PERIPH_ID_PWM7,
+ PERIPH_ID_PWM8,
+ PERIPH_ID_MAC1,
+ PERIPH_ID_MAC2,
+ PERIPH_ID_VIDEO,
+ PERIPH_ID_SPI1,
+ PERIPH_ID_SPI2,
+ PERIPH_ID_I2C1,
+ PERIPH_ID_I2C2,
+ PERIPH_ID_I2C3,
+ PERIPH_ID_I2C4,
+ PERIPH_ID_I2C5,
+ PERIPH_ID_I2C6,
+ PERIPH_ID_I2C7,
+ PERIPH_ID_I2C8,
+ PERIPH_ID_I2C9,
+ PERIPH_ID_I2C10,
+ PERIPH_ID_I2C11,
+ PERIPH_ID_I2C12,
+ PERIPH_ID_I2C13,
+ PERIPH_ID_I2C14,
+ PERIPH_ID_SD1,
+ PERIPH_ID_SD2,
+};
+
+#endif /* _ASM_ARCH_SCU_AST2500_H */
diff --git a/arch/arm/include/asm/arch-aspeed/scu_ast2500.h b/arch/arm/include/asm/arch-aspeed/scu_ast2500.h
index e2556f9..1cdd3b9 100644
--- a/arch/arm/include/asm/arch-aspeed/scu_ast2500.h
+++ b/arch/arm/include/asm/arch-aspeed/scu_ast2500.h
@@ -10,6 +10,8 @@
#define SCU_HWSTRAP_VGAMEM_MASK 3
#define SCU_HWSTRAP_VGAMEM_SHIFT 2
+#define SCU_HWSTRAP_MAC1_RGMII (1 << 6)
+#define SCU_HWSTRAP_MAC2_RGMII (1 << 7)
#define SCU_HWSTRAP_DDR4 (1 << 24)
#define SCU_HWSTRAP_CLKIN_25MHZ (1 << 23)
@@ -59,6 +61,23 @@
#define SCU_SYSRESET_AHB (1 << 1)
#define SCU_SYSRESET_SDRAM_WDT (1 << 0)
+/* Bits 16-27 in the register control pin functions for I2C devices 3-14 */
+#define SCU_PINMUX_CTRL5_I2C (1 << 16)
+
+/*
+ * The values are grouped by function, not by register.
+ * They are actually scattered across multiple loosely related registers.
+ */
+#define SCU_PIN_FUN_MAC1_MDC (1 << 30)
+#define SCU_PIN_FUN_MAC1_MDIO (1 << 31)
+#define SCU_PIN_FUN_MAC1_PHY_LINK (1 << 0)
+#define SCU_PIN_FUN_MAC2_MDIO (1 << 2)
+#define SCU_PIN_FUN_MAC2_PHY_LINK (1 << 1)
+#define SCU_PIN_FUN_SCL1 (1 << 12)
+#define SCU_PIN_FUN_SCL2 (1 << 14)
+#define SCU_PIN_FUN_SDA1 (1 << 13)
+#define SCU_PIN_FUN_SDA2 (1 << 15)
+
#ifndef __ASSEMBLY__
struct ast2500_clk_priv {