diff -drupN a/include/linux/sunxi_mbus.h b/include/linux/sunxi_mbus.h
--- a/include/linux/sunxi_mbus.h 1970-01-01 03:00:00.000000000 +0300
+++ b/include/linux/sunxi_mbus.h 2022-06-12 05:28:14.000000000 +0300
@@ -0,0 +1,357 @@
+/*
+ * SUNXI MBUS support
+ *
+ * Copyright (C) 2015 AllWinnertech Ltd.
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef __LINUX_SUNXI_MBUS_H
+#define __LINUX_SUNXI_MBUS_H
+
+#include <linux/types.h>
+
+/* Port ids */
+enum mbus_port {
+#if (defined CONFIG_ARCH_SUN8IW10)
+ MBUS_PORT_CPU = 0,
+ MBUS_PORT_MAHB = 1,
+ MBUS_PORT_DMA = 2,
+ MBUS_PORT_CSI = 3,
+ MBUS_PORT_NAND = 4,
+ enum mbus_portINK0 = 5,
+ enum mbus_portINK1 = 6,
+ MBUS_PORT_SD2 = 7,
+ MBUS_PORT_DE = 8,
+ MBUS_PORTS_MAX = 9,
+#elif (defined CONFIG_ARCH_SUN50IW3)
+ MBUS_PORT_CPU = 0,
+ MBUS_PORT_GPU = 1,
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_NDFC0 = 8,
+ MBUS_PORT_CSI0 = 11,
+ MBUS_PORT_G2D0 = 13,
+ MBUS_PORT_DI0 = 14,
+ MBUS_PORT_DE300 = 16,
+ MBUS_PORT_DE300_ROT = 17,
+ MBUS_PORT_EVE = 24,
+ MBUS_PORT_IOMMU = 25,
+ MBUS_PORT_CVE = 26,
+ MBUS_PORT_ISE = 27,
+ MBUS_PORT_DE200 = 35,
+ MBUS_PORT_DE200_ROT = 36,
+ MBUS_PORT_AXI = 38,
+ MBUS_PORT_VP9 = 39,
+ MBUS_PORTS_MAX = 40,
+#elif (defined CONFIG_ARCH_SUN8IW11)
+ MBUS_PORT_CPU = 0,
+ MBUS_PORT_GPU = 1,
+ /*MAHB for: SATA, ATH, USB0, SD0-3, USB1-2,GMAC*/
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CSI = 5,
+ MBUS_PORT_NAND = 6,
+ MBUS_PORT_SS = 7,
+ MBUS_PORT_TS = 8,
+ MBUS_PORT_DI = 9,
+ MBUS_PORT_CSI1 = 10,
+ MBUS_PORT_MIXER = 11,
+ MBUS_PORT_TVIN = 12,
+ MBUS_PORT_DE200 = 13,
+ MBUS_PORT_ROT = 14,
+ MBUS_PORTS_MAX = 15,
+ MBUS_PORT_SATA = 16,
+ MBUS_PORT_ATH = 17,
+ MBUS_PORT_USB0 = 18,
+ MBUS_PORT_SD0 = 19,
+ MBUS_PORT_SD1 = 20,
+ MBUS_PORT_SD2 = 21,
+ MBUS_PORT_USB1 = 22,
+ MBUS_PORT_USB2 = 23,
+ MBUS_PORT_SD3 = 24,
+ MBUS_PORT_GMAC = 25,
+ MBUS_PORTSAE_MAX = 26,
+#elif (defined CONFIG_ARCH_SUN8IW12)
+ MBUS_PORT_CPU = 0,
+ /*reserved: 1*/
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_NDFC0 = 8,
+ MBUS_PORT_CSI0 = 11,
+ MBUS_PORT_ISP0 = 12,
+ MBUS_PORT_G2D0 = 13,
+ MBUS_PORT_DI0 = 14,
+ MBUS_PORT_CSI1 = 22,
+ MBUS_PORT_EVE = 24,
+ MBUS_PORT_CVE = 26,
+ MBUS_PORT_ISE = 27,
+ MBUS_PORT_DE200 = 35,
+ MBUS_PORT_DE_ROT = 36,
+ MBUS_PORT_AXI = 38,
+ MBUS_PORTS_MAX = 39,
+#elif (defined CONFIG_ARCH_SUN8IW15)
+ MBUS_PORT_CPU = 0,
+ MBUS_PORT_GPU = 3,
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_NDFC0 = 8,
+ MBUS_PORT_CSI0 = 11,
+ MBUS_PORT_DE300 = 16,
+ MBUS_PORT_EINK0 = 18,
+ MBUS_PORT_EINK1 = 19,
+ MBUS_PORT_EINK2 = 20,
+ MBUS_PORT_G2D1 = 21,
+ MBUS_PORT_IOMMU = 25,
+ MBUS_PORT_EMCE = 28,
+ MBUS_PORTS_MAX = 29,
+#elif (defined CONFIG_ARCH_SUN8IW16) || \
+ (defined CONFIG_ARCH_SUN50IW9)
+ MBUS_PORT_CPU = 0,
+ /*reserved: 1*/
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_NDFC0 = 8,
+ MBUS_PORT_CSI0 = 11,
+ MBUS_PORT_ISP0 = 12,
+ MBUS_PORT_G2D_MIX = 13,
+ MBUS_PORT_G2D_ROT = 21,
+ MBUS_PORT_ISE = 27,
+ MBUS_PORT_EISE = 29,
+ MBUS_PORT_DE200 = 35,
+ MBUS_PORTS_MAX = 36,
+#elif defined CONFIG_ARCH_SUN8IW6P1
+ MBUS_PORT_CPU = 0,
+ /*reserved: 1*/
+ MBUS_PORT_GPU = 1,
+ /* reversed bit2 */
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CSI = 5,
+ MBUS_PORT_NAND = 6,
+ MBUS_PORT_IEP = 7,
+ MBUS_PORT_BE = 8,
+ MBUS_PORT_FE = 9,
+ MBUS_PORT_SS = 10,
+ MBUS_PORT_IEP1 = 11,
+ MBUS_PORT_BE1 = 12,
+ MBUS_PORT_FE1 = 13,
+ MBUS_PORTS_MAX = 14,
+ /* reversed bit14/15 */
+ MBUS_PORT_CPUS = 16,
+ MBUS_PORT_TEST = 17,
+ MBUS_PORT_USB0 = 18,
+ MBUS_PORT_SD0 = 19,
+ MBUS_PORT_SD1 = 20,
+ MBUS_PORT_SD2 = 21,
+ MBUS_PORT_USB1 = 22,
+ MBUS_PORT_USB2 = 23,
+ MBUS_PORT_GMAC = 24,
+ MBUS_PORTSAE_MAX = 25,
+#elif (defined CONFIG_ARCH_SUN50IW8)
+ MBUS_PORT_CPU = 0,
+ /* reversed bit1 */
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ /* reversed bit4 */
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_NDFC0 = 8,
+ MBUS_PORT_CSI0 = 11,
+ MBUS_PORT_EMCE = 28,
+ MBUS_PORTS_MAX = 29,
+ MBUS_PORT_DE200 = 35,
+
+#elif (defined CONFIG_ARCH_SUN8IW17)
+ MBUS_PORT_CPU = 0,
+ MBUS_PORT_GPU = 1,
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_TSC0 = 6,
+ /* reversed bit7 */
+ MBUS_PORT_NDFC0 = 8,
+ /* reversed bit9 */
+ MBUS_PORT_TVIN = 10,
+ MBUS_PORT_CSI = 11,
+ MBUS_PORT_ISP0 = 12,
+ MBUS_PORT_G2D0 = 13,
+ MBUS_PORT_DI0 = 14,
+ MBUS_PORT_G2D_POT = 21,
+ MBUS_PORT_CSI_MBUS1 = 22,
+ MBUS_PORT_EVE = 24,
+ MBUS_PORT_DE200 = 35,
+ MBUS_PORTS_MAX = 36,
+#elif (defined CONFIG_ARCH_SUN8IW18)
+ MBUS_PORT_CPU = 0,
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_NDFC0 = 8,
+ MBUS_PORT_AXI = 38,
+ MBUS_PORTS_MAX = 39,
+#elif (defined CONFIG_ARCH_SUN8IW19)
+ MBUS_PORT_CPU = 0,
+ /*reserved: 1*/
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_CSI = 11,
+ MBUS_PORT_ISP = 12,
+ MBUS_PORT_G2D = 13,
+ MBUS_PORT_DE = 16,
+ MBUS_PORT_IOMMU = 25,
+ MBUS_PORT_EISE = 29,
+ MBUS_PORT_DSPO = 30,
+ MBUS_PORT_NNA = 38,
+ MBUS_PORTS_MAX = 39,
+#elif (defined CONFIG_ARCH_SUN50IW6)
+ MBUS_PORT_CPU = 0,
+ MBUS_PORT_GPU = 1,
+ MBUS_PORT_MAHB = 2,
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CE = 5,
+ MBUS_PORT_TSC0 = 6,
+ MBUS_PORT_NDFC0 = 8,
+ MBUS_PORT_CSI0 = 11,
+ MBUS_PORT_DI0 = 14,
+ MBUS_PORT_DI1 = 15,
+ MBUS_PORT_DE300 = 16,
+ MBUS_PORT_IOMMU = 25,
+ MBUS_PORT_VE2 = 26,
+ MBUS_PORT_USB3_0 = 37,
+ MBUS_PORT_PCIE = 38,
+ MBUS_PORT_VP9 = 39,
+ MBUS_PORT_HDCP2_0 = 40,
+ MBUS_PORTS_MAX = 41,
+#else
+ MBUS_PORT_CPU = 0,
+ MBUS_PORT_GPU = 1,
+ /* reversed bit2 */
+ MBUS_PORT_DMA = 3,
+ MBUS_PORT_VE = 4,
+ MBUS_PORT_CSI = 5,
+ MBUS_PORT_NAND = 6,
+ MBUS_PORT_SS = 7,
+ MBUS_PORT_TS = 8,
+ MBUS_PORT_DI = 9,
+ MBUS_PORT_DE = 10,
+ MBUS_PORT_DE_CFD = 11,
+ MBUS_PORTS_MAX = 13,
+ /* reversed bit12/15 */
+ MBUS_PORT_CPUS = 16,
+ MBUS_PORT_ATH = 17,
+ MBUS_PORT_USB0 = 18,
+ MBUS_PORT_SD0 = 19,
+ MBUS_PORT_SD1 = 20,
+ MBUS_PORT_SD2 = 21,
+ MBUS_PORT_USB1 = 22,
+ MBUS_PORT_USB2 = 23,
+ MBUS_PORT_GMAC = 24,
+ MBUS_PORTSAE_MAX = 25,
+#endif
+};
+
+struct device_node;
+
+#ifdef CONFIG_SUNXI_MBUS
+extern int mbus_port_setbwlen(enum mbus_port port, bool en);
+extern int mbus_port_setpri(enum mbus_port port, bool pri);
+extern int mbus_port_setqos(enum mbus_port port, unsigned int qos);
+extern int mbus_port_setwt(enum mbus_port port, unsigned int wt);
+extern int mbus_port_setacs(enum mbus_port port, unsigned int acs);
+extern int mbus_port_setbwl0(enum mbus_port port, unsigned int bwl0);
+extern int mbus_port_setbwl1(enum mbus_port port, unsigned int bwl1);
+extern int mbus_port_setbwl2(enum mbus_port port, unsigned int bwl2);
+extern int mbus_port_setbwl(enum mbus_port port, unsigned int bwl0,
+ unsigned int bwl1, unsigned int bwl2);
+extern int mbus_set_bwlwen(bool enable);
+extern int mbus_set_bwlwsiz(unsigned int size);
+extern int mbus_port_control_by_index(enum mbus_port port, bool enable);
+extern bool mbus_probed(void);
+extern int mbus_port_setbwcu(unsigned int unit);
+#else
+static inline int mbus_port_setbwlen(enum mbus_port port, bool en)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_setpri(enum mbus_port port, bool pri)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_setqos(enum mbus_port port, unsigned int qos)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_setwt(enum mbus_port port, unsigned int wt)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_setacs(enum mbus_port port, unsigned int acs)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_setbwl0(enum mbus_port port, unsigned int bwl0)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_setbwl1(enum mbus_port port, unsigned int bwl1)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_setbwl2(enum mbus_port port, unsigned int bwl2)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_setbwl(enum mbus_port port, unsigned int bwl0,
+ unsigned int bwl1, unsigned int bwl2)
+{
+ return -ENODEV;
+}
+static inline int mbus_set_bwlwen(bool enable)
+{
+ return -ENODEV;
+}
+static inline int mbus_set_bwlwsiz(unsigned int size)
+{
+ return -ENODEV;
+}
+static inline int mbus_port_control_by_index(enum mbus_port port, bool enable)
+{
+ return -ENODEV;
+}
+static inline bool mbus_probed(void)
+{
+ return false;
+}
+static inline int mbus_port_setbwcu(unsigned int unit)
+{
+ return -ENODEV;
+}
+#endif
+
+#define mbus_disable_port_by_index(dev) \
+ mbus_port_control_by_index(dev, false)
+#define mbus_enable_port_by_index(dev) \
+ mbus_port_control_by_index(dev, true)
+
+#endif