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