Angel Pons | 5f249e6 | 2020-04-04 18:51:01 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
Angel Pons | 5f249e6 | 2020-04-04 18:51:01 +0200 | [diff] [blame] | 2 | |
David Hendricks | 8cbd569 | 2017-12-01 20:49:48 -0800 | [diff] [blame] | 3 | /* |
David Hendricks | 8cbd569 | 2017-12-01 20:49:48 -0800 | [diff] [blame] | 4 | * Derived from Cavium's BSD-3 Clause OCTEONTX-SDK-6.2.0. |
| 5 | */ |
| 6 | |
David Hendricks | 8cbd569 | 2017-12-01 20:49:48 -0800 | [diff] [blame] | 7 | #include <commonlib/helpers.h> |
| 8 | #include <soc/bootblock.h> |
| 9 | #include <soc/sysreg.h> |
| 10 | #include <soc/timer.h> |
| 11 | #include <libbdk-arch/bdk-asm.h> |
| 12 | |
| 13 | static void init_sysreg(void) |
| 14 | { |
| 15 | /* The defaults for write buffer timeouts are poor */ |
| 16 | u64 cvmmemctl0; |
| 17 | BDK_MRS(s3_0_c11_c0_4, cvmmemctl0); |
| 18 | cvmmemctl0 |= AP_CVMMEMCTL0_EL1_WBFTONSHENA | |
| 19 | AP_CVMMEMCTL0_EL1_WBFTOMRGCLRENA; |
| 20 | BDK_MSR(s3_0_c11_c0_4, cvmmemctl0); |
| 21 | } |
| 22 | |
| 23 | void bootblock_soc_early_init(void) |
| 24 | { |
| 25 | } |
| 26 | |
| 27 | void bootblock_soc_init(void) |
| 28 | { |
| 29 | /* initialize system registers */ |
| 30 | init_sysreg(); |
| 31 | |
| 32 | /* Set watchdog to 5 seconds timeout */ |
| 33 | watchdog_set(0, 5000); |
| 34 | watchdog_poke(0); |
| 35 | |
| 36 | /* TODO: additional clock init? */ |
| 37 | } |