Angel Pons | 8a3453f | 2020-04-02 23:48:19 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
Kevin Chiu | 089b685 | 2018-08-03 18:52:18 +0800 | [diff] [blame] | 2 | |
Martin Roth | cddd600 | 2019-09-23 17:38:27 -0600 | [diff] [blame] | 3 | /* Driver for BayHub Technology BH720 PCI to eMMC 5.0 HS200 bridge */ |
| 4 | |
Elyes HAOUAS | bd1683d | 2019-05-15 21:05:37 +0200 | [diff] [blame] | 5 | #include <types.h> |
| 6 | |
Kevin Chiu | 089b685 | 2018-08-03 18:52:18 +0800 | [diff] [blame] | 7 | enum { |
| 8 | BH720_PROTECT = 0xd0, |
| 9 | BH720_PROTECT_LOCK_OFF = 0, |
| 10 | BH720_PROTECT_LOCK_ON = BIT(0), |
| 11 | BH720_PROTECT_OFF = 0, |
| 12 | BH720_PROTECT_ON = BIT(31), |
| 13 | |
| 14 | BH720_LINK_CTRL = 0x90, |
| 15 | BH720_LINK_CTRL_L0_ENABLE = BIT(0), |
| 16 | BH720_LINK_CTRL_L1_ENABLE = BIT(1), |
| 17 | BH720_LINK_CTRL_CLKREQ = BIT(8), |
| 18 | |
| 19 | BH720_MISC2 = 0xf0, |
| 20 | BH720_MISC2_ASPM_DISABLE = BIT(0), |
| 21 | BH720_MISC2_APSM_CLKREQ_L1 = BIT(7), |
| 22 | BH720_MISC2_APSM_PHY_L1 = BIT(10), |
| 23 | BH720_MISC2_APSM_MORE = BIT(12), |
| 24 | |
| 25 | BH720_MEM_RW_DATA = 0x200, |
| 26 | BH720_MEM_RW_ADR = 0x204, |
Kevin Chiu | 328ff7d | 2018-08-27 11:44:46 +0800 | [diff] [blame] | 27 | BH720_MEM_RW_READ = BIT(30), |
| 28 | BH720_MEM_RW_WRITE = BIT(31), |
Kevin Chiu | 089b685 | 2018-08-03 18:52:18 +0800 | [diff] [blame] | 29 | BH720_MEM_ACCESS_EN = 0x208, |
Kevin Chiu | 328ff7d | 2018-08-27 11:44:46 +0800 | [diff] [blame] | 30 | BH720_PCR_DrvStrength_PLL = 0x304, |
Kevin Chiu | 089b685 | 2018-08-03 18:52:18 +0800 | [diff] [blame] | 31 | BH720_PCR_DATA_CMD_DRV_MAX = 7, |
| 32 | BH720_PCR_CLK_DRV_MAX = 7, |
Kevin Chiu | 328ff7d | 2018-08-27 11:44:46 +0800 | [diff] [blame] | 33 | BH720_PCR_EMMC_SETTING = 0x308, |
| 34 | BH720_PCR_EMMC_SETTING_1_8V = BIT(4), |
Kevin Chiu | 089b685 | 2018-08-03 18:52:18 +0800 | [diff] [blame] | 35 | |
| 36 | BH720_RTD3_L1 = 0x3e0, |
| 37 | BH720_RTD3_L1_DISABLE_L1 = BIT(28), |
Kevin Chiu | 328ff7d | 2018-08-27 11:44:46 +0800 | [diff] [blame] | 38 | |
| 39 | BH720_PCR_CSR = 0x3e4, |
| 40 | BH720_PCR_CSR_EMMC_MODE_SEL = BIT(22), |
Kevin Chiu | 089b685 | 2018-08-03 18:52:18 +0800 | [diff] [blame] | 41 | }; |