xref: /rk3399_rockchip-uboot/arch/arm/mach-keystone/include/mach/hardware.h (revision dc7de222aa82cc962f15b5d04e1e4c6b0ab62398)
1*dc7de222SMasahiro Yamada /*
2*dc7de222SMasahiro Yamada  * Keystone2: Common SoC definitions, structures etc.
3*dc7de222SMasahiro Yamada  *
4*dc7de222SMasahiro Yamada  * (C) Copyright 2012-2014
5*dc7de222SMasahiro Yamada  *     Texas Instruments Incorporated, <www.ti.com>
6*dc7de222SMasahiro Yamada  *
7*dc7de222SMasahiro Yamada  * SPDX-License-Identifier:     GPL-2.0+
8*dc7de222SMasahiro Yamada  */
9*dc7de222SMasahiro Yamada #ifndef __ASM_ARCH_HARDWARE_H
10*dc7de222SMasahiro Yamada #define __ASM_ARCH_HARDWARE_H
11*dc7de222SMasahiro Yamada 
12*dc7de222SMasahiro Yamada #include <config.h>
13*dc7de222SMasahiro Yamada 
14*dc7de222SMasahiro Yamada #ifndef __ASSEMBLY__
15*dc7de222SMasahiro Yamada 
16*dc7de222SMasahiro Yamada #include <linux/sizes.h>
17*dc7de222SMasahiro Yamada #include <asm/io.h>
18*dc7de222SMasahiro Yamada 
19*dc7de222SMasahiro Yamada #define	REG(addr)        (*(volatile unsigned int *)(addr))
20*dc7de222SMasahiro Yamada #define REG_P(addr)      ((volatile unsigned int *)(addr))
21*dc7de222SMasahiro Yamada 
22*dc7de222SMasahiro Yamada typedef volatile unsigned int   dv_reg;
23*dc7de222SMasahiro Yamada typedef volatile unsigned int   *dv_reg_p;
24*dc7de222SMasahiro Yamada 
25*dc7de222SMasahiro Yamada #endif
26*dc7de222SMasahiro Yamada 
27*dc7de222SMasahiro Yamada #define		BIT(x)	(1 << (x))
28*dc7de222SMasahiro Yamada 
29*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PIR_OFFSET           0x04
30*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGCR0_OFFSET         0x08
31*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGCR1_OFFSET         0x0C
32*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGSR0_OFFSET         0x10
33*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGSR1_OFFSET         0x14
34*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PLLCR_OFFSET         0x18
35*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR0_OFFSET          0x1C
36*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR1_OFFSET          0x20
37*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR2_OFFSET          0x24
38*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR3_OFFSET          0x28
39*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PTR4_OFFSET          0x2C
40*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DCR_OFFSET           0x44
41*dc7de222SMasahiro Yamada 
42*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DTPR0_OFFSET         0x48
43*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DTPR1_OFFSET         0x4C
44*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DTPR2_OFFSET         0x50
45*dc7de222SMasahiro Yamada 
46*dc7de222SMasahiro Yamada #define KS2_DDRPHY_MR0_OFFSET           0x54
47*dc7de222SMasahiro Yamada #define KS2_DDRPHY_MR1_OFFSET           0x58
48*dc7de222SMasahiro Yamada #define KS2_DDRPHY_MR2_OFFSET           0x5C
49*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DTCR_OFFSET          0x68
50*dc7de222SMasahiro Yamada #define KS2_DDRPHY_PGCR2_OFFSET         0x8C
51*dc7de222SMasahiro Yamada 
52*dc7de222SMasahiro Yamada #define KS2_DDRPHY_ZQ0CR1_OFFSET        0x184
53*dc7de222SMasahiro Yamada #define KS2_DDRPHY_ZQ1CR1_OFFSET        0x194
54*dc7de222SMasahiro Yamada #define KS2_DDRPHY_ZQ2CR1_OFFSET        0x1A4
55*dc7de222SMasahiro Yamada #define KS2_DDRPHY_ZQ3CR1_OFFSET        0x1B4
56*dc7de222SMasahiro Yamada 
57*dc7de222SMasahiro Yamada #define KS2_DDRPHY_DATX8_8_OFFSET       0x3C0
58*dc7de222SMasahiro Yamada 
59*dc7de222SMasahiro Yamada #define IODDRM_MASK                     0x00000180
60*dc7de222SMasahiro Yamada #define ZCKSEL_MASK                     0x01800000
61*dc7de222SMasahiro Yamada #define CL_MASK                         0x00000072
62*dc7de222SMasahiro Yamada #define WR_MASK                         0x00000E00
63*dc7de222SMasahiro Yamada #define BL_MASK                         0x00000003
64*dc7de222SMasahiro Yamada #define RRMODE_MASK                     0x00040000
65*dc7de222SMasahiro Yamada #define UDIMM_MASK                      0x20000000
66*dc7de222SMasahiro Yamada #define BYTEMASK_MASK                   0x0003FC00
67*dc7de222SMasahiro Yamada #define MPRDQ_MASK                      0x00000080
68*dc7de222SMasahiro Yamada #define PDQ_MASK                        0x00000070
69*dc7de222SMasahiro Yamada #define NOSRA_MASK                      0x08000000
70*dc7de222SMasahiro Yamada #define ECC_MASK                        0x00000001
71*dc7de222SMasahiro Yamada 
72*dc7de222SMasahiro Yamada /* DDR3 definitions */
73*dc7de222SMasahiro Yamada #define KS2_DDR3A_EMIF_CTRL_BASE	0x21010000
74*dc7de222SMasahiro Yamada #define KS2_DDR3A_EMIF_DATA_BASE	0x80000000
75*dc7de222SMasahiro Yamada #define KS2_DDR3A_DDRPHYC		0x02329000
76*dc7de222SMasahiro Yamada 
77*dc7de222SMasahiro Yamada #define KS2_DDR3_MIDR_OFFSET            0x00
78*dc7de222SMasahiro Yamada #define KS2_DDR3_STATUS_OFFSET          0x04
79*dc7de222SMasahiro Yamada #define KS2_DDR3_SDCFG_OFFSET           0x08
80*dc7de222SMasahiro Yamada #define KS2_DDR3_SDRFC_OFFSET           0x10
81*dc7de222SMasahiro Yamada #define KS2_DDR3_SDTIM1_OFFSET          0x18
82*dc7de222SMasahiro Yamada #define KS2_DDR3_SDTIM2_OFFSET          0x1C
83*dc7de222SMasahiro Yamada #define KS2_DDR3_SDTIM3_OFFSET          0x20
84*dc7de222SMasahiro Yamada #define KS2_DDR3_SDTIM4_OFFSET          0x28
85*dc7de222SMasahiro Yamada #define KS2_DDR3_PMCTL_OFFSET           0x38
86*dc7de222SMasahiro Yamada #define KS2_DDR3_ZQCFG_OFFSET           0xC8
87*dc7de222SMasahiro Yamada 
88*dc7de222SMasahiro Yamada #define KS2_DDR3_PLLCTRL_PHY_RESET	0x80000000
89*dc7de222SMasahiro Yamada 
90*dc7de222SMasahiro Yamada /* DDR3 ECC */
91*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_INT_STATUS_OFFSET			0x0AC
92*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_INT_ENABLE_SET_SYS_OFFSET		0x0B4
93*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_CTRL_OFFSET			0x110
94*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_ADDR_RANGE1_OFFSET			0x114
95*dc7de222SMasahiro Yamada #define KS2_DDR3_ONE_BIT_ECC_ERR_CNT_OFFSET		0x130
96*dc7de222SMasahiro Yamada #define KS2_DDR3_ONE_BIT_ECC_ERR_ADDR_LOG_OFFSET	0x13C
97*dc7de222SMasahiro Yamada 
98*dc7de222SMasahiro Yamada /* DDR3 ECC Interrupt Status register */
99*dc7de222SMasahiro Yamada #define KS2_DDR3_1B_ECC_ERR_SYS		BIT(5)
100*dc7de222SMasahiro Yamada #define KS2_DDR3_2B_ECC_ERR_SYS		BIT(4)
101*dc7de222SMasahiro Yamada #define KS2_DDR3_WR_ECC_ERR_SYS		BIT(3)
102*dc7de222SMasahiro Yamada 
103*dc7de222SMasahiro Yamada /* DDR3 ECC Control register */
104*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_EN			BIT(31)
105*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_ADDR_RNG_PROT	BIT(30)
106*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_VERIFY_EN		BIT(29)
107*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_RMW_EN		BIT(28)
108*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_ADDR_RNG_1_EN	BIT(0)
109*dc7de222SMasahiro Yamada 
110*dc7de222SMasahiro Yamada #define KS2_DDR3_ECC_ENABLE		(KS2_DDR3_ECC_EN | \
111*dc7de222SMasahiro Yamada 					KS2_DDR3_ECC_ADDR_RNG_PROT | \
112*dc7de222SMasahiro Yamada 					KS2_DDR3_ECC_VERIFY_EN)
113*dc7de222SMasahiro Yamada 
114*dc7de222SMasahiro Yamada /* EDMA */
115*dc7de222SMasahiro Yamada #define KS2_EDMA0_BASE			0x02700000
116*dc7de222SMasahiro Yamada 
117*dc7de222SMasahiro Yamada /* EDMA3 register offsets */
118*dc7de222SMasahiro Yamada #define KS2_EDMA_QCHMAP0		0x0200
119*dc7de222SMasahiro Yamada #define KS2_EDMA_IPR			0x1068
120*dc7de222SMasahiro Yamada #define KS2_EDMA_ICR			0x1070
121*dc7de222SMasahiro Yamada #define KS2_EDMA_QEECR			0x1088
122*dc7de222SMasahiro Yamada #define KS2_EDMA_QEESR			0x108c
123*dc7de222SMasahiro Yamada #define KS2_EDMA_PARAM_1(x)		(0x4020 + (4 * x))
124*dc7de222SMasahiro Yamada 
125*dc7de222SMasahiro Yamada /* NETCP pktdma */
126*dc7de222SMasahiro Yamada #define KS2_NETCP_PDMA_RX_FREE_QUEUE	4001
127*dc7de222SMasahiro Yamada #define KS2_NETCP_PDMA_RX_RCV_QUEUE	4002
128*dc7de222SMasahiro Yamada 
129*dc7de222SMasahiro Yamada /* Chip Interrupt Controller */
130*dc7de222SMasahiro Yamada #define KS2_CIC2_BASE			0x02608000
131*dc7de222SMasahiro Yamada 
132*dc7de222SMasahiro Yamada /* Chip Interrupt Controller register offsets */
133*dc7de222SMasahiro Yamada #define KS2_CIC_CTRL			0x04
134*dc7de222SMasahiro Yamada #define KS2_CIC_HOST_CTRL		0x0C
135*dc7de222SMasahiro Yamada #define KS2_CIC_GLOBAL_ENABLE		0x10
136*dc7de222SMasahiro Yamada #define KS2_CIC_SYS_ENABLE_IDX_SET	0x28
137*dc7de222SMasahiro Yamada #define KS2_CIC_HOST_ENABLE_IDX_SET	0x34
138*dc7de222SMasahiro Yamada #define KS2_CIC_CHAN_MAP(n)		(0x0400 + (n << 2))
139*dc7de222SMasahiro Yamada 
140*dc7de222SMasahiro Yamada #define KS2_UART0_BASE                	0x02530c00
141*dc7de222SMasahiro Yamada #define KS2_UART1_BASE                	0x02531000
142*dc7de222SMasahiro Yamada 
143*dc7de222SMasahiro Yamada /* Boot Config */
144*dc7de222SMasahiro Yamada #define KS2_DEVICE_STATE_CTRL_BASE	0x02620000
145*dc7de222SMasahiro Yamada #define KS2_JTAG_ID_REG			(KS2_DEVICE_STATE_CTRL_BASE + 0x18)
146*dc7de222SMasahiro Yamada #define KS2_DEVSTAT			(KS2_DEVICE_STATE_CTRL_BASE + 0x20)
147*dc7de222SMasahiro Yamada #define KS2_DEVCFG			(KS2_DEVICE_STATE_CTRL_BASE + 0x14c)
148*dc7de222SMasahiro Yamada 
149*dc7de222SMasahiro Yamada /* PSC */
150*dc7de222SMasahiro Yamada #define KS2_PSC_BASE			0x02350000
151*dc7de222SMasahiro Yamada #define KS2_LPSC_GEM_0			15
152*dc7de222SMasahiro Yamada #define KS2_LPSC_TETRIS			52
153*dc7de222SMasahiro Yamada #define KS2_TETRIS_PWR_DOMAIN		31
154*dc7de222SMasahiro Yamada 
155*dc7de222SMasahiro Yamada /* Chip configuration unlock codes and registers */
156*dc7de222SMasahiro Yamada #define KS2_KICK0			(KS2_DEVICE_STATE_CTRL_BASE + 0x38)
157*dc7de222SMasahiro Yamada #define KS2_KICK1			(KS2_DEVICE_STATE_CTRL_BASE + 0x3c)
158*dc7de222SMasahiro Yamada #define KS2_KICK0_MAGIC			0x83e70b13
159*dc7de222SMasahiro Yamada #define KS2_KICK1_MAGIC			0x95a4f1e0
160*dc7de222SMasahiro Yamada 
161*dc7de222SMasahiro Yamada /* PLL control registers */
162*dc7de222SMasahiro Yamada #define KS2_MAINPLLCTL0			(KS2_DEVICE_STATE_CTRL_BASE + 0x350)
163*dc7de222SMasahiro Yamada #define KS2_MAINPLLCTL1			(KS2_DEVICE_STATE_CTRL_BASE + 0x354)
164*dc7de222SMasahiro Yamada #define KS2_PASSPLLCTL0			(KS2_DEVICE_STATE_CTRL_BASE + 0x358)
165*dc7de222SMasahiro Yamada #define KS2_PASSPLLCTL1			(KS2_DEVICE_STATE_CTRL_BASE + 0x35C)
166*dc7de222SMasahiro Yamada #define KS2_DDR3APLLCTL0		(KS2_DEVICE_STATE_CTRL_BASE + 0x360)
167*dc7de222SMasahiro Yamada #define KS2_DDR3APLLCTL1		(KS2_DEVICE_STATE_CTRL_BASE + 0x364)
168*dc7de222SMasahiro Yamada #define KS2_ARMPLLCTL0			(KS2_DEVICE_STATE_CTRL_BASE + 0x370)
169*dc7de222SMasahiro Yamada #define KS2_ARMPLLCTL1			(KS2_DEVICE_STATE_CTRL_BASE + 0x374)
170*dc7de222SMasahiro Yamada 
171*dc7de222SMasahiro Yamada #define KS2_PLL_CNTRL_BASE		0x02310000
172*dc7de222SMasahiro Yamada #define KS2_CLOCK_BASE			KS2_PLL_CNTRL_BASE
173*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_RSTYPE		(KS2_PLL_CNTRL_BASE + 0xe4)
174*dc7de222SMasahiro Yamada #define KS2_RSTCTRL			(KS2_PLL_CNTRL_BASE + 0xe8)
175*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_RSCFG		(KS2_PLL_CNTRL_BASE + 0xec)
176*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_KEY			0x5a69
177*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_MASK		0xffff0000
178*dc7de222SMasahiro Yamada #define KS2_RSTCTRL_SWRST		0xfffe0000
179*dc7de222SMasahiro Yamada #define KS2_RSTYPE_PLL_SOFT		BIT(13)
180*dc7de222SMasahiro Yamada 
181*dc7de222SMasahiro Yamada /* SPI */
182*dc7de222SMasahiro Yamada #define KS2_SPI0_BASE			0x21000400
183*dc7de222SMasahiro Yamada #define KS2_SPI1_BASE			0x21000600
184*dc7de222SMasahiro Yamada #define KS2_SPI2_BASE			0x21000800
185*dc7de222SMasahiro Yamada #define KS2_SPI_BASE			KS2_SPI0_BASE
186*dc7de222SMasahiro Yamada 
187*dc7de222SMasahiro Yamada /* AEMIF */
188*dc7de222SMasahiro Yamada #define KS2_AEMIF_CNTRL_BASE       	0x21000a00
189*dc7de222SMasahiro Yamada #define DAVINCI_ASYNC_EMIF_CNTRL_BASE   KS2_AEMIF_CNTRL_BASE
190*dc7de222SMasahiro Yamada 
191*dc7de222SMasahiro Yamada /* Flag from ks2_debug options to check if DSPs need to stay ON */
192*dc7de222SMasahiro Yamada #define DBG_LEAVE_DSPS_ON		0x1
193*dc7de222SMasahiro Yamada 
194*dc7de222SMasahiro Yamada /* MSMC control */
195*dc7de222SMasahiro Yamada #define KS2_MSMC_CTRL_BASE		0x0bc00000
196*dc7de222SMasahiro Yamada #define KS2_MSMC_DATA_BASE		0x0c000000
197*dc7de222SMasahiro Yamada #define KS2_MSMC_SEGMENT_TETRIS		8
198*dc7de222SMasahiro Yamada #define KS2_MSMC_SEGMENT_NETCP		9
199*dc7de222SMasahiro Yamada #define KS2_MSMC_SEGMENT_QM_PDSP	10
200*dc7de222SMasahiro Yamada #define KS2_MSMC_SEGMENT_PCIE0		11
201*dc7de222SMasahiro Yamada 
202*dc7de222SMasahiro Yamada /* MSMC segment size shift bits */
203*dc7de222SMasahiro Yamada #define KS2_MSMC_SEG_SIZE_SHIFT		12
204*dc7de222SMasahiro Yamada #define KS2_MSMC_MAP_SEG_NUM		(2 << (30 - KS2_MSMC_SEG_SIZE_SHIFT))
205*dc7de222SMasahiro Yamada #define KS2_MSMC_DST_SEG_BASE		(CONFIG_SYS_LPAE_SDRAM_BASE >> \
206*dc7de222SMasahiro Yamada 					KS2_MSMC_SEG_SIZE_SHIFT)
207*dc7de222SMasahiro Yamada 
208*dc7de222SMasahiro Yamada /* Device speed */
209*dc7de222SMasahiro Yamada #define KS2_REV1_DEVSPEED		(KS2_DEVICE_STATE_CTRL_BASE + 0xc98)
210*dc7de222SMasahiro Yamada #define KS2_EFUSE_BOOTROM		(KS2_DEVICE_STATE_CTRL_BASE + 0xc90)
211*dc7de222SMasahiro Yamada #define KS2_MISC_CTRL			(KS2_DEVICE_STATE_CTRL_BASE + 0xc7c)
212*dc7de222SMasahiro Yamada 
213*dc7de222SMasahiro Yamada /* Queue manager */
214*dc7de222SMasahiro Yamada #define KS2_QM_BASE_ADDRESS		0x23a80000
215*dc7de222SMasahiro Yamada #define KS2_QM_CONF_BASE		0x02a02000
216*dc7de222SMasahiro Yamada #define KS2_QM_DESC_SETUP_BASE		0x02a03000
217*dc7de222SMasahiro Yamada #define KS2_QM_STATUS_RAM_BASE		0x02a06000
218*dc7de222SMasahiro Yamada #define KS2_QM_INTD_CONF_BASE		0x02a0c000
219*dc7de222SMasahiro Yamada #define KS2_QM_PDSP1_CMD_BASE		0x02a20000
220*dc7de222SMasahiro Yamada #define KS2_QM_PDSP1_CTRL_BASE		0x02a0f000
221*dc7de222SMasahiro Yamada #define KS2_QM_PDSP1_IRAM_BASE		0x02a10000
222*dc7de222SMasahiro Yamada #define KS2_QM_MANAGER_QUEUES_BASE	0x02a80000
223*dc7de222SMasahiro Yamada #define KS2_QM_MANAGER_Q_PROXY_BASE	0x02ac0000
224*dc7de222SMasahiro Yamada #define KS2_QM_QUEUE_STATUS_BASE	0x02a40000
225*dc7de222SMasahiro Yamada #define KS2_QM_LINK_RAM_BASE		0x00100000
226*dc7de222SMasahiro Yamada #define KS2_QM_REGION_NUM		64
227*dc7de222SMasahiro Yamada #define KS2_QM_QPOOL_NUM		4000
228*dc7de222SMasahiro Yamada 
229*dc7de222SMasahiro Yamada /* USB */
230*dc7de222SMasahiro Yamada #define KS2_USB_SS_BASE			0x02680000
231*dc7de222SMasahiro Yamada #define KS2_USB_HOST_XHCI_BASE		(KS2_USB_SS_BASE + 0x10000)
232*dc7de222SMasahiro Yamada #define KS2_DEV_USB_PHY_BASE		0x02620738
233*dc7de222SMasahiro Yamada #define KS2_USB_PHY_CFG_BASE		0x02630000
234*dc7de222SMasahiro Yamada 
235*dc7de222SMasahiro Yamada #define KS2_MAC_ID_BASE_ADDR		(KS2_DEVICE_STATE_CTRL_BASE + 0x110)
236*dc7de222SMasahiro Yamada 
237*dc7de222SMasahiro Yamada /* SGMII SerDes */
238*dc7de222SMasahiro Yamada #define KS2_SGMII_SERDES_BASE		0x0232a000
239*dc7de222SMasahiro Yamada 
240*dc7de222SMasahiro Yamada #ifdef CONFIG_SOC_K2HK
241*dc7de222SMasahiro Yamada #include <asm/arch/hardware-k2hk.h>
242*dc7de222SMasahiro Yamada #endif
243*dc7de222SMasahiro Yamada 
244*dc7de222SMasahiro Yamada #ifdef CONFIG_SOC_K2E
245*dc7de222SMasahiro Yamada #include <asm/arch/hardware-k2e.h>
246*dc7de222SMasahiro Yamada #endif
247*dc7de222SMasahiro Yamada 
248*dc7de222SMasahiro Yamada #ifdef CONFIG_SOC_K2L
249*dc7de222SMasahiro Yamada #include <asm/arch/hardware-k2l.h>
250*dc7de222SMasahiro Yamada #endif
251*dc7de222SMasahiro Yamada 
252*dc7de222SMasahiro Yamada #ifndef __ASSEMBLY__
253*dc7de222SMasahiro Yamada static inline int cpu_is_k2hk(void)
254*dc7de222SMasahiro Yamada {
255*dc7de222SMasahiro Yamada 	unsigned int jtag_id	= __raw_readl(KS2_JTAG_ID_REG);
256*dc7de222SMasahiro Yamada 	unsigned int part_no	= (jtag_id >> 12) & 0xffff;
257*dc7de222SMasahiro Yamada 
258*dc7de222SMasahiro Yamada 	return (part_no == 0xb981) ? 1 : 0;
259*dc7de222SMasahiro Yamada }
260*dc7de222SMasahiro Yamada 
261*dc7de222SMasahiro Yamada static inline int cpu_is_k2e(void)
262*dc7de222SMasahiro Yamada {
263*dc7de222SMasahiro Yamada 	unsigned int jtag_id    = __raw_readl(KS2_JTAG_ID_REG);
264*dc7de222SMasahiro Yamada 	unsigned int part_no    = (jtag_id >> 12) & 0xffff;
265*dc7de222SMasahiro Yamada 
266*dc7de222SMasahiro Yamada 	return (part_no == 0xb9a6) ? 1 : 0;
267*dc7de222SMasahiro Yamada }
268*dc7de222SMasahiro Yamada 
269*dc7de222SMasahiro Yamada static inline int cpu_is_k2l(void)
270*dc7de222SMasahiro Yamada {
271*dc7de222SMasahiro Yamada 	unsigned int jtag_id    = __raw_readl(KS2_JTAG_ID_REG);
272*dc7de222SMasahiro Yamada 	unsigned int part_no    = (jtag_id >> 12) & 0xffff;
273*dc7de222SMasahiro Yamada 
274*dc7de222SMasahiro Yamada 	return (part_no == 0xb9a7) ? 1 : 0;
275*dc7de222SMasahiro Yamada }
276*dc7de222SMasahiro Yamada 
277*dc7de222SMasahiro Yamada static inline int cpu_revision(void)
278*dc7de222SMasahiro Yamada {
279*dc7de222SMasahiro Yamada 	unsigned int jtag_id	= __raw_readl(KS2_JTAG_ID_REG);
280*dc7de222SMasahiro Yamada 	unsigned int rev	= (jtag_id >> 28) & 0xf;
281*dc7de222SMasahiro Yamada 
282*dc7de222SMasahiro Yamada 	return rev;
283*dc7de222SMasahiro Yamada }
284*dc7de222SMasahiro Yamada 
285*dc7de222SMasahiro Yamada int cpu_to_bus(u32 *ptr, u32 length);
286*dc7de222SMasahiro Yamada void sdelay(unsigned long);
287*dc7de222SMasahiro Yamada 
288*dc7de222SMasahiro Yamada #endif
289*dc7de222SMasahiro Yamada 
290*dc7de222SMasahiro Yamada #endif /* __ASM_ARCH_HARDWARE_H */
291