1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef LINUX_BCMA_REGS_H_
3#define LINUX_BCMA_REGS_H_
4
5/* Some single registers are shared between many cores */
6/* BCMA_CLKCTLST: ChipCommon (rev >= 20), PCIe, 80211 */
7#define BCMA_CLKCTLST 0x01E0 /* Clock control and status */
8#define BCMA_CLKCTLST_FORCEALP 0x00000001 /* Force ALP request */
9#define BCMA_CLKCTLST_FORCEHT 0x00000002 /* Force HT request */
10#define BCMA_CLKCTLST_FORCEILP 0x00000004 /* Force ILP request */
11#define BCMA_CLKCTLST_HAVEALPREQ 0x00000008 /* ALP available request */
12#define BCMA_CLKCTLST_HAVEHTREQ 0x00000010 /* HT available request */
13#define BCMA_CLKCTLST_HWCROFF 0x00000020 /* Force HW clock request off */
14#define BCMA_CLKCTLST_HQCLKREQ 0x00000040 /* HQ Clock */
15#define BCMA_CLKCTLST_EXTRESREQ 0x00000700 /* Mask of external resource requests */
16#define BCMA_CLKCTLST_EXTRESREQ_SHIFT 8
17#define BCMA_CLKCTLST_HAVEALP 0x00010000 /* ALP available */
18#define BCMA_CLKCTLST_HAVEHT 0x00020000 /* HT available */
19#define BCMA_CLKCTLST_BP_ON_ALP 0x00040000 /* RO: running on ALP clock */
20#define BCMA_CLKCTLST_BP_ON_HT 0x00080000 /* RO: running on HT clock */
21#define BCMA_CLKCTLST_EXTRESST 0x07000000 /* Mask of external resource status */
22#define BCMA_CLKCTLST_EXTRESST_SHIFT 24
23/* Is there any BCM4328 on BCMA bus? */
24#define BCMA_CLKCTLST_4328A0_HAVEHT 0x00010000 /* 4328a0 has reversed bits */
25#define BCMA_CLKCTLST_4328A0_HAVEALP 0x00020000 /* 4328a0 has reversed bits */
26
27/* Agent registers (common for every core) */
28#define BCMA_OOB_SEL_OUT_A30 0x0100
29#define BCMA_IOCTL 0x0408 /* IO control */
30#define BCMA_IOCTL_CLK 0x0001
31#define BCMA_IOCTL_FGC 0x0002
32#define BCMA_IOCTL_CORE_BITS 0x3FFC
33#define BCMA_IOCTL_PME_EN 0x4000
34#define BCMA_IOCTL_BIST_EN 0x8000
35#define BCMA_IOST 0x0500 /* IO status */
36#define BCMA_IOST_CORE_BITS 0x0FFF
37#define BCMA_IOST_DMA64 0x1000
38#define BCMA_IOST_GATED_CLK 0x2000
39#define BCMA_IOST_BIST_ERROR 0x4000
40#define BCMA_IOST_BIST_DONE 0x8000
41#define BCMA_RESET_CTL 0x0800
42#define BCMA_RESET_CTL_RESET 0x0001
43#define BCMA_RESET_ST 0x0804
44
45#define BCMA_NS_ROM_IOST_BOOT_DEV_MASK 0x0003
46#define BCMA_NS_ROM_IOST_BOOT_DEV_NOR 0x0000
47#define BCMA_NS_ROM_IOST_BOOT_DEV_NAND 0x0001
48#define BCMA_NS_ROM_IOST_BOOT_DEV_ROM 0x0002
49
50/* BCMA PCI config space registers. */
51#define BCMA_PCI_PMCSR 0x44
52#define BCMA_PCI_PE 0x100
53#define BCMA_PCI_BAR0_WIN 0x80 /* Backplane address space 0 */
54#define BCMA_PCI_BAR1_WIN 0x84 /* Backplane address space 1 */
55#define BCMA_PCI_SPROMCTL 0x88 /* SPROM control */
56#define BCMA_PCI_SPROMCTL_WE 0x10 /* SPROM write enable */
57#define BCMA_PCI_BAR1_CONTROL 0x8c /* Address space 1 burst control */
58#define BCMA_PCI_IRQS 0x90 /* PCI interrupts */
59#define BCMA_PCI_IRQMASK 0x94 /* PCI IRQ control and mask (pcirev >= 6 only) */
60#define BCMA_PCI_BACKPLANE_IRQS 0x98 /* Backplane Interrupts */
61#define BCMA_PCI_BAR0_WIN2 0xAC
62#define BCMA_PCI_GPIO_IN 0xB0 /* GPIO Input (pcirev >= 3 only) */
63#define BCMA_PCI_GPIO_OUT 0xB4 /* GPIO Output (pcirev >= 3 only) */
64#define BCMA_PCI_GPIO_OUT_ENABLE 0xB8 /* GPIO Output Enable/Disable (pcirev >= 3 only) */
65#define BCMA_PCI_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */
66#define BCMA_PCI_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */
67#define BCMA_PCI_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */
68#define BCMA_PCI_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */
69
70#define BCMA_PCIE2_BAR0_WIN2 0x70
71
72/* SiliconBackplane Address Map.
73 * All regions may not exist on all chips.
74 */
75#define BCMA_SOC_SDRAM_BASE 0x00000000U /* Physical SDRAM */
76#define BCMA_SOC_PCI_MEM 0x08000000U /* Host Mode sb2pcitranslation0 (64 MB) */
77#define BCMA_SOC_PCI_MEM_SZ (64 * 1024 * 1024)
78#define BCMA_SOC_PCI_CFG 0x0c000000U /* Host Mode sb2pcitranslation1 (64 MB) */
79#define BCMA_SOC_SDRAM_SWAPPED 0x10000000U /* Byteswapped Physical SDRAM */
80#define BCMA_SOC_SDRAM_R2 0x80000000U /* Region 2 for sdram (512 MB) */
81
82
83#define BCMA_SOC_PCI_DMA 0x40000000U /* Client Mode sb2pcitranslation2 (1 GB) */
84#define BCMA_SOC_PCI_DMA2 0x80000000U /* Client Mode sb2pcitranslation2 (1 GB) */
85#define BCMA_SOC_PCI_DMA_SZ 0x40000000U /* Client Mode sb2pcitranslation2 size in bytes */
86#define BCMA_SOC_PCIE_DMA_L32 0x00000000U /* PCIE Client Mode sb2pcitranslation2
87 * (2 ZettaBytes), low 32 bits
88 */
89#define BCMA_SOC_PCIE_DMA_H32 0x80000000U /* PCIE Client Mode sb2pcitranslation2
90 * (2 ZettaBytes), high 32 bits
91 */
92
93#define BCMA_SOC_PCI1_MEM 0x40000000U /* Host Mode sb2pcitranslation0 (64 MB) */
94#define BCMA_SOC_PCI1_CFG 0x44000000U /* Host Mode sb2pcitranslation1 (64 MB) */
95#define BCMA_SOC_PCIE1_DMA_H32 0xc0000000U /* PCIE Client Mode sb2pcitranslation2
96 * (2 ZettaBytes), high 32 bits
97 */
98
99#define BCMA_SOC_FLASH1 0x1fc00000 /* MIPS Flash Region 1 */
100#define BCMA_SOC_FLASH1_SZ 0x00400000 /* MIPS Size of Flash Region 1 */
101#define BCMA_SOC_FLASH2 0x1c000000 /* Flash Region 2 (region 1 shadowed here) */
102#define BCMA_SOC_FLASH2_SZ 0x02000000 /* Size of Flash Region 2 */
103
104#endif /* LINUX_BCMA_REGS_H_ */
105