2 * SPDX-License-Identifier: GPL-2.0+
5 #ifndef _PPC4xx_ISRAM_H_
6 #define _PPC4xx_ISRAM_H_
11 #if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
12 defined(CONFIG_APM821XX)
13 #define ISRAM0_DCR_BASE 0x380
15 #define ISRAM0_DCR_BASE 0x020
17 #define ISRAM0_SB0CR (ISRAM0_DCR_BASE+0x00) /* SRAM bank config 0*/
18 #define ISRAM0_SB1CR (ISRAM0_DCR_BASE+0x01) /* SRAM bank config 1*/
19 #define ISRAM0_SB2CR (ISRAM0_DCR_BASE+0x02) /* SRAM bank config 2*/
20 #define ISRAM0_SB3CR (ISRAM0_DCR_BASE+0x03) /* SRAM bank config 3*/
21 #define ISRAM0_BEAR (ISRAM0_DCR_BASE+0x04) /* SRAM bus error addr reg */
22 #define ISRAM0_BESR0 (ISRAM0_DCR_BASE+0x05) /* SRAM bus error status reg 0 */
23 #define ISRAM0_BESR1 (ISRAM0_DCR_BASE+0x06) /* SRAM bus error status reg 1 */
24 #define ISRAM0_PMEG (ISRAM0_DCR_BASE+0x07) /* SRAM power management */
25 #define ISRAM0_CID (ISRAM0_DCR_BASE+0x08) /* SRAM bus core id reg */
26 #define ISRAM0_REVID (ISRAM0_DCR_BASE+0x09) /* SRAM bus revision id reg */
27 #define ISRAM0_DPC (ISRAM0_DCR_BASE+0x0a) /* SRAM data parity check reg */
29 #if defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
30 defined(CONFIG_APM821XX)
31 #define ISRAM1_DCR_BASE 0x0B0
32 #define ISRAM1_SB0CR (ISRAM1_DCR_BASE+0x00) /* SRAM1 bank config 0*/
33 #define ISRAM1_BEAR (ISRAM1_DCR_BASE+0x04) /* SRAM1 bus error addr reg */
34 #define ISRAM1_BESR0 (ISRAM1_DCR_BASE+0x05) /* SRAM1 bus error status reg 0 */
35 #define ISRAM1_BESR1 (ISRAM1_DCR_BASE+0x06) /* SRAM1 bus error status reg 1 */
36 #define ISRAM1_PMEG (ISRAM1_DCR_BASE+0x07) /* SRAM1 power management */
37 #define ISRAM1_CID (ISRAM1_DCR_BASE+0x08) /* SRAM1 bus core id reg */
38 #define ISRAM1_REVID (ISRAM1_DCR_BASE+0x09) /* SRAM1 bus revision id reg */
39 #define ISRAM1_DPC (ISRAM1_DCR_BASE+0x0a) /* SRAM1 data parity check reg */
40 #endif /* CONFIG_460EX || CONFIG_460GT */
42 #if defined(CONFIG_460EX) || defined(CONFIG_460GT)
43 #define ISRAM1_SIZE 0x0984 /* OCM size 64k */
44 #elif defined(CONFIG_APM821XX)
45 #define ISRAM1_SIZE 0x0784 /* OCM size 32k */
51 #if defined (CONFIG_440GX) || \
52 defined(CONFIG_440SP) || defined(CONFIG_440SPE) || \
53 defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
54 defined(CONFIG_460SX) || defined(CONFIG_APM821XX)
55 #define L2_CACHE_BASE 0x030
56 #define L2_CACHE_CFG (L2_CACHE_BASE+0x00) /* L2 Cache Config */
57 #define L2_CACHE_CMD (L2_CACHE_BASE+0x01) /* L2 Cache Command */
58 #define L2_CACHE_ADDR (L2_CACHE_BASE+0x02) /* L2 Cache Address */
59 #define L2_CACHE_DATA (L2_CACHE_BASE+0x03) /* L2 Cache Data */
60 #define L2_CACHE_STAT (L2_CACHE_BASE+0x04) /* L2 Cache Status */
61 #define L2_CACHE_CVER (L2_CACHE_BASE+0x05) /* L2 Cache Revision ID */
62 #define L2_CACHE_SNP0 (L2_CACHE_BASE+0x06) /* L2 Cache Snoop reg 0 */
63 #define L2_CACHE_SNP1 (L2_CACHE_BASE+0x07) /* L2 Cache Snoop reg 1 */
64 #endif /* CONFIG_440GX */
66 #endif /* _PPC4xx_ISRAM_H_ */