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[2001:b400:e258:8c34:821b:9613:557f:bd8d]) by smtp.gmail.com with ESMTPSA id cc11-20020a17090af10b00b0020dc318a43esm8696225pjb.25.2022.10.19.04.07.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Oct 2022 04:07:20 -0700 (PDT) From: Victor Shih X-Google-Original-From: Victor Shih To: ulf.hansson@linaro.org, adrian.hunter@intel.com Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, benchuanggli@gmail.com, HL.Liu@genesyslogic.com.tw, Greg.tu@genesyslogic.com.tw, takahiro.akashi@linaro.org, dlunev@chromium.org, Victor Shih , Ben Chuang Subject: [PATCH V5 08/26] mmc: sdhci: add UHS-II related definitions in headers Date: Wed, 19 Oct 2022 19:06:29 +0800 Message-Id: <20221019110647.11076-9-victor.shih@genesyslogic.com.tw> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221019110647.11076-1-victor.shih@genesyslogic.com.tw> References: <20221019110647.11076-1-victor.shih@genesyslogic.com.tw> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,UPPERCASE_50_75 autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1747116339758330005?= X-GMAIL-MSGID: =?utf-8?q?1747116339758330005?= Add UHS-II related definitions in shdci.h and sdhci-uhs2.h. Signed-off-by: Ben Chuang Signed-off-by: AKASHI Takahiro Signed-off-by: Victor Shih --- drivers/mmc/host/sdhci-uhs2.h | 210 ++++++++++++++++++++++++++++++++++ drivers/mmc/host/sdhci.h | 73 +++++++++++- 2 files changed, 282 insertions(+), 1 deletion(-) create mode 100644 drivers/mmc/host/sdhci-uhs2.h diff --git a/drivers/mmc/host/sdhci-uhs2.h b/drivers/mmc/host/sdhci-uhs2.h new file mode 100644 index 000000000000..5610affebdf3 --- /dev/null +++ b/drivers/mmc/host/sdhci-uhs2.h @@ -0,0 +1,210 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * linux/drivers/mmc/host/sdhci-uhs2.h - Secure Digital Host Controller + * Interface driver + * + * Header file for Host Controller UHS2 related registers and I/O accessors. + * + * Copyright (C) 2014 Intel Corp, All Rights Reserved. + */ +#ifndef __SDHCI_UHS2_H +#define __SDHCI_UHS2_H + +#include + +/* + * UHS-II Controller registers + * 0x74 preset in sdhci.h + * 0x80 + * 0x84-0xB4 + * 0xB8-0xCF + * 0xE0-0xE7 + */ +/* UHS2 */ +#define SDHCI_UHS2_BLOCK_SIZE 0x80 +#define SDHCI_UHS2_MAKE_BLKSZ(dma, blksz) \ + ((((dma) & 0x7) << 12) | ((blksz) & 0xFFF)) + +#define SDHCI_UHS2_BLOCK_COUNT 0x84 + +#define SDHCI_UHS2_CMD_PACKET 0x88 +#define SDHCI_UHS2_CMD_PACK_MAX_LEN 20 + +#define SDHCI_UHS2_TRANS_MODE 0x9C +#define SDHCI_UHS2_TRNS_DMA BIT(0) +#define SDHCI_UHS2_TRNS_BLK_CNT_EN BIT(1) +#define SDHCI_UHS2_TRNS_DATA_TRNS_WRT BIT(4) +#define SDHCI_UHS2_TRNS_BLK_BYTE_MODE BIT(5) +#define SDHCI_UHS2_TRNS_RES_R5 BIT(6) +#define SDHCI_UHS2_TRNS_RES_ERR_CHECK_EN BIT(7) +#define SDHCI_UHS2_TRNS_RES_INT_DIS BIT(8) +#define SDHCI_UHS2_TRNS_WAIT_EBSY BIT(14) +#define SDHCI_UHS2_TRNS_2L_HD BIT(15) + +#define SDHCI_UHS2_COMMAND 0x9E +#define SDHCI_UHS2_COMMAND_SUB_CMD 0x0004 +#define SDHCI_UHS2_COMMAND_DATA 0x0020 +#define SDHCI_UHS2_COMMAND_TRNS_ABORT 0x0040 +#define SDHCI_UHS2_COMMAND_CMD12 0x0080 +#define SDHCI_UHS2_COMMAND_DORMANT 0x00C0 +#define SDHCI_UHS2_COMMAND_PACK_LEN_MASK GENMASK(12, 8) +#define SDHCI_UHS2_COMMAND_PACK_LEN_SHIFT 8 + +#define SDHCI_UHS2_RESPONSE 0xA0 +#define SDHCI_UHS2_RESPONSE_MAX_LEN 20 + +#define SDHCI_UHS2_MSG_SELECT 0xB4 +#define SDHCI_UHS2_MSG_SELECT_CURR 0x0 +#define SDHCI_UHS2_MSG_SELECT_ONE 0x1 +#define SDHCI_UHS2_MSG_SELECT_TWO 0x2 +#define SDHCI_UHS2_MSG_SELECT_THREE 0x3 + +#define SDHCI_UHS2_MSG 0xB8 + +#define SDHCI_UHS2_DEV_INT_STATUS 0xBC + +#define SDHCI_UHS2_DEV_SELECT 0xBE +#define SDHCI_UHS2_DEV_SELECT_DEV_SEL_MASK GENMASK(3, 0) +#define SDHCI_UHS2_DEV_SELECT_INT_MSG_EN BIT(7) + +#define SDHCI_UHS2_DEV_INT_CODE 0xBF + +#define SDHCI_UHS2_SW_RESET 0xC0 +#define SDHCI_UHS2_SW_RESET_FULL 0x0001 +#define SDHCI_UHS2_SW_RESET_SD 0x0002 + +#define SDHCI_UHS2_TIMER_CTRL 0xC2 +#define SDHCI_UHS2_TIMER_CTRL_DEADLOCK_SHIFT 4 + +#define SDHCI_UHS2_ERR_INT_STATUS 0xC4 +#define SDHCI_UHS2_ERR_INT_STATUS_EN 0xC8 +#define SDHCI_UHS2_ERR_INT_SIG_EN 0xCC +#define SDHCI_UHS2_ERR_INT_STATUS_HEADER BIT(0) +#define SDHCI_UHS2_ERR_INT_STATUS_RES BIT(1) +#define SDHCI_UHS2_ERR_INT_STATUS_RETRY_EXP BIT(2) +#define SDHCI_UHS2_ERR_INT_STATUS_CRC BIT(3) +#define SDHCI_UHS2_ERR_INT_STATUS_FRAME BIT(4) +#define SDHCI_UHS2_ERR_INT_STATUS_TID BIT(5) +#define SDHCI_UHS2_ERR_INT_STATUS_UNRECOVER BIT(7) +#define SDHCI_UHS2_ERR_INT_STATUS_EBUSY BIT(8) +#define SDHCI_UHS2_ERR_INT_STATUS_ADMA BIT(15) +#define SDHCI_UHS2_ERR_INT_STATUS_RES_TIMEOUT BIT(16) +#define SDHCI_UHS2_ERR_INT_STATUS_DEADLOCK_TIMEOUT BIT(17) +#define SDHCI_UHS2_ERR_INT_STATUS_VENDOR BIT(27) +#define SDHCI_UHS2_ERR_INT_STATUS_MASK \ + (SDHCI_UHS2_ERR_INT_STATUS_HEADER | \ + SDHCI_UHS2_ERR_INT_STATUS_RES | \ + SDHCI_UHS2_ERR_INT_STATUS_RETRY_EXP | \ + SDHCI_UHS2_ERR_INT_STATUS_CRC | \ + SDHCI_UHS2_ERR_INT_STATUS_FRAME | \ + SDHCI_UHS2_ERR_INT_STATUS_TID | \ + SDHCI_UHS2_ERR_INT_STATUS_UNRECOVER | \ + SDHCI_UHS2_ERR_INT_STATUS_EBUSY | \ + SDHCI_UHS2_ERR_INT_STATUS_ADMA | \ + SDHCI_UHS2_ERR_INT_STATUS_RES_TIMEOUT | \ + SDHCI_UHS2_ERR_INT_STATUS_DEADLOCK_TIMEOUT) +#define SDHCI_UHS2_ERR_INT_STATUS_CMD_MASK \ + (SDHCI_UHS2_ERR_INT_STATUS_HEADER | \ + SDHCI_UHS2_ERR_INT_STATUS_RES | \ + SDHCI_UHS2_ERR_INT_STATUS_FRAME | \ + SDHCI_UHS2_ERR_INT_STATUS_TID | \ + SDHCI_UHS2_ERR_INT_STATUS_RES_TIMEOUT) +/* CRC Error occurs during a packet receiving */ +#define SDHCI_UHS2_ERR_INT_STATUS_DATA_MASK \ + (SDHCI_UHS2_ERR_INT_STATUS_RETRY_EXP | \ + SDHCI_UHS2_ERR_INT_STATUS_CRC | \ + SDHCI_UHS2_ERR_INT_STATUS_UNRECOVER | \ + SDHCI_UHS2_ERR_INT_STATUS_EBUSY | \ + SDHCI_UHS2_ERR_INT_STATUS_ADMA | \ + SDHCI_UHS2_ERR_INT_STATUS_DEADLOCK_TIMEOUT) + +#define SDHCI_UHS2_SET_PTR 0xE0 +#define SDHCI_UHS2_GEN_SET_POWER_LOW 0x0001 +#define SDHCI_UHS2_GEN_SET_N_LANES_POS 8 +#define SDHCI_UHS2_GEN_SET_2L_FD_HD 0x0 +#define SDHCI_UHS2_GEN_SET_2D1U_FD 0x2 +#define SDHCI_UHS2_GEN_SET_1D2U_FD 0x3 +#define SDHCI_UHS2_GEN_SET_2D2U_FD 0x4 + +#define SDHCI_UHS2_PHY_SET_SPEED_POS 6 +#define SDHCI_UHS2_PHY_SET_HIBER_EN BIT(12) +#define SDHCI_UHS2_PHY_SET_N_LSS_SYN_MASK GENMASK(19, 16) +#define SDHCI_UHS2_PHY_SET_N_LSS_SYN_POS 16 +#define SDHCI_UHS2_PHY_SET_N_LSS_DIR_MASK GENMASK(23, 20) +#define SDHCI_UHS2_PHY_SET_N_LSS_DIR_POS 20 + +#define SDHCI_UHS2_TRAN_SET_N_FCU_MASK GENMASK(15, 8) +#define SDHCI_UHS2_TRAN_SET_N_FCU_POS 8 +#define SDHCI_UHS2_TRAN_SET_RETRY_CNT_MASK GENMASK(17, 16) +#define SDHCI_UHS2_TRAN_SET_RETRY_CNT_POS 16 + +#define SDHCI_UHS2_TRAN_SET_1_N_DAT_GAP_MASK GENMASK(7, 0) + +#define SDHCI_UHS2_HOST_CAPS_PTR 0xE2 +#define SDHCI_UHS2_HOST_CAPS_GEN_OFFSET 0 +#define SDHCI_UHS2_HOST_CAPS_GEN_DAP_MASK GENMASK(3, 0) +#define SDHCI_UHS2_HOST_CAPS_GEN_GAP_MASK GENMASK(7, 4) +#define SDHCI_UHS2_HOST_CAPS_GEN_GAP(gap) ((gap) * 360) +#define SDHCI_UHS2_HOST_CAPS_GEN_GAP_SHIFT 4 +#define SDHCI_UHS2_HOST_CAPS_GEN_LANE_MASK GENMASK(13, 8) +#define SDHCI_UHS2_HOST_CAPS_GEN_LANE_SHIFT 8 +#define SDHCI_UHS2_HOST_CAPS_GEN_2L_HD_FD 1 +#define SDHCI_UHS2_HOST_CAPS_GEN_2D1U_FD 2 +#define SDHCI_UHS2_HOST_CAPS_GEN_1D2U_FD 4 +#define SDHCI_UHS2_HOST_CAPS_GEN_2D2U_FD 8 +#define SDHCI_UHS2_HOST_CAPS_GEN_ADDR_64 BIT(14) +#define SDHCI_UHS2_HOST_CAPS_GEN_BOOT BIT(15) +#define SDHCI_UHS2_HOST_CAPS_GEN_DEV_TYPE_MASK GENMASK(17, 16) +#define SDHCI_UHS2_HOST_CAPS_GEN_DEV_TYPE_SHIFT 16 +#define SDHCI_UHS2_HOST_CAPS_GEN_DEV_TYPE_RMV 0 +#define SDHCI_UHS2_HOST_CAPS_GEN_DEV_TYPE_EMB 1 +#define SDHCI_UHS2_HOST_CAPS_GEN_DEV_TYPE_EMB_RMV 2 +#define SDHCI_UHS2_HOST_CAPS_GEN_NUM_DEV_MASK GENMASK(21, 18) +#define SDHCI_UHS2_HOST_CAPS_GEN_NUM_DEV_SHIFT 18 +#define SDHCI_UHS2_HOST_CAPS_GEN_BUS_TOPO_MASK GENMASK(23, 22) +#define SDHCI_UHS2_HOST_CAPS_GEN_BUS_TOPO_SHIFT 22 +#define SDHCI_UHS2_HOST_CAPS_GEN_BUS_TOPO_P2P 0 +#define SDHCI_UHS2_HOST_CAPS_GEN_BUS_TOPO_RING 1 +#define SDHCI_UHS2_HOST_CAPS_GEN_BUS_TOPO_HUB 2 +#define SDHCI_UHS2_HOST_CAPS_GEN_BUS_TOPO_HUB_RING 3 + +#define SDHCI_UHS2_HOST_CAPS_PHY_OFFSET 4 +#define SDHCI_UHS2_HOST_CAPS_PHY_REV_MASK GENMASK(5, 0) +#define SDHCI_UHS2_HOST_CAPS_PHY_RANGE_MASK GENMASK(7, 6) +#define SDHCI_UHS2_HOST_CAPS_PHY_RANGE_SHIFT 6 +#define SDHCI_UHS2_HOST_CAPS_PHY_RANGE_A 0 +#define SDHCI_UHS2_HOST_CAPS_PHY_RANGE_B 1 +#define SDHCI_UHS2_HOST_CAPS_PHY_N_LSS_SYN_MASK GENMASK(19, 16) +#define SDHCI_UHS2_HOST_CAPS_PHY_N_LSS_SYN_SHIFT 16 +#define SDHCI_UHS2_HOST_CAPS_PHY_N_LSS_DIR_MASK GENMASK(23, 20) +#define SDHCI_UHS2_HOST_CAPS_PHY_N_LSS_DIR_SHIFT 20 +#define SDHCI_UHS2_HOST_CAPS_TRAN_OFFSET 8 +#define SDHCI_UHS2_HOST_CAPS_TRAN_LINK_REV_MASK GENMASK(5, 0) +#define SDHCI_UHS2_HOST_CAPS_TRAN_N_FCU_MASK GENMASK(15, 8) +#define SDHCI_UHS2_HOST_CAPS_TRAN_N_FCU_SHIFT 8 +#define SDHCI_UHS2_HOST_CAPS_TRAN_HOST_TYPE_MASK GENMASK(18, 16) +#define SDHCI_UHS2_HOST_CAPS_TRAN_HOST_TYPE_SHIFT 16 +#define SDHCI_UHS2_HOST_CAPS_TRAN_BLK_LEN_MASK GENMASK(31, 20) +#define SDHCI_UHS2_HOST_CAPS_TRAN_BLK_LEN_SHIFT 20 + +#define SDHCI_UHS2_HOST_CAPS_TRAN_1_OFFSET 12 +#define SDHCI_UHS2_HOST_CAPS_TRAN_1_N_DATA_GAP_MASK GENMASK(7, 0) + +#define SDHCI_UHS2_TEST_PTR 0xE4 +#define SDHCI_UHS2_TEST_ERR_HEADER BIT(0) +#define SDHCI_UHS2_TEST_ERR_RES BIT(1) +#define SDHCI_UHS2_TEST_ERR_RETRY_EXP BIT(2) +#define SDHCI_UHS2_TEST_ERR_CRC BIT(3) +#define SDHCI_UHS2_TEST_ERR_FRAME BIT(4) +#define SDHCI_UHS2_TEST_ERR_TID BIT(5) +#define SDHCI_UHS2_TEST_ERR_UNRECOVER BIT(7) +#define SDHCI_UHS2_TEST_ERR_EBUSY BIT(8) +#define SDHCI_UHS2_TEST_ERR_ADMA BIT(15) +#define SDHCI_UHS2_TEST_ERR_RES_TIMEOUT BIT(16) +#define SDHCI_UHS2_TEST_ERR_DEADLOCK_TIMEOUT BIT(17) +#define SDHCI_UHS2_TEST_ERR_VENDOR BIT(27) + +#define SDHCI_UHS2_EMBED_CTRL 0xE6 +#define SDHCI_UHS2_VENDOR 0xE8 + +#endif /* __SDHCI_UHS2_H */ diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index d750c464bd1e..bbed850241d4 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -43,8 +43,27 @@ #define SDHCI_TRNS_READ 0x10 #define SDHCI_TRNS_MULTI 0x20 +/* + * Defined in Host Version 4.10. + * 1 - R5 (SDIO) + * 0 - R1 (Memory) + */ +#define SDHCI_TRNS_RES_TYPE 0x40 +#define SDHCI_TRNS_RES_ERR_CHECK 0x80 +#define SDHCI_TRNS_RES_INT_DIS 0x0100 + #define SDHCI_COMMAND 0x0E #define SDHCI_CMD_RESP_MASK 0x03 + +/* + * Host Version 4.10 adds this bit to distinguish a main command or + * sub command. + * CMD53(SDIO) - main command + * CMD52(SDIO) - sub command which doesn't have data block or doesn't + * indicate busy. + */ +#define SDHCI_CMD_SUB_CMD 0x04 + #define SDHCI_CMD_CRC 0x08 #define SDHCI_CMD_INDEX 0x10 #define SDHCI_CMD_DATA 0x20 @@ -60,11 +79,19 @@ #define SDHCI_RESPONSE 0x10 +#define SDHCI_RESPONSE_CM_TRAN_ABORT_OFFSET 0x10 +#define SDHCI_RESPONSE_CM_TRAN_ABORT_SIZE 4 +#define SDHCI_RESPONSE_SD_TRAN_ABORT_OFFSET 0x18 +#define SDHCI_RESPONSE_SD_TRAN_ABORT_SIZE 8 + #define SDHCI_BUFFER 0x20 #define SDHCI_PRESENT_STATE 0x24 #define SDHCI_CMD_INHIBIT 0x00000001 #define SDHCI_DATA_INHIBIT 0x00000002 + +#define SDHCI_DATA_HIGH_LVL_MASK 0x000000F0 + #define SDHCI_DOING_WRITE 0x00000100 #define SDHCI_DOING_READ 0x00000200 #define SDHCI_SPACE_AVAILABLE 0x00000400 @@ -80,6 +107,13 @@ #define SDHCI_DATA_0_LVL_MASK 0x00100000 #define SDHCI_CMD_LVL 0x01000000 +#define SDHCI_HOST_REGULATOR_STABLE 0x02000000 +#define SDHCI_CMD_NOT_ISSUE_ERR 0x08000000 +#define SDHCI_SUB_CMD_STATUS 0x10000000 +#define SDHCI_UHS2_IN_DORMANT_STATE 0x20000000 +#define SDHCI_UHS2_LANE_SYNC 0x40000000 +#define SDHCI_UHS2_IF_DETECT 0x80000000 + #define SDHCI_HOST_CONTROL 0x28 #define SDHCI_CTRL_LED 0x01 #define SDHCI_CTRL_4BITBUS 0x02 @@ -100,6 +134,11 @@ #define SDHCI_POWER_300 0x0C #define SDHCI_POWER_330 0x0E +/* VDD2 - UHS2 */ +#define SDHCI_VDD2_POWER_ON 0x10 +#define SDHCI_VDD2_POWER_180 0xA0 +#define SDHCI_VDD2_POWER_120 0x80 + #define SDHCI_BLOCK_GAP_CONTROL 0x2A #define SDHCI_WAKE_UP_CONTROL 0x2B @@ -110,7 +149,7 @@ #define SDHCI_CLOCK_CONTROL 0x2C #define SDHCI_DIVIDER_SHIFT 8 #define SDHCI_DIVIDER_HI_SHIFT 6 -#define SDHCI_DIV_MASK 0xFF +#define SDHCI_DIV_MASK 0xFF #define SDHCI_DIV_MASK_LEN 8 #define SDHCI_DIV_HI_MASK 0x300 #define SDHCI_PROG_CLOCK_MODE 0x0020 @@ -139,6 +178,10 @@ #define SDHCI_INT_CARD_REMOVE 0x00000080 #define SDHCI_INT_CARD_INT 0x00000100 #define SDHCI_INT_RETUNE 0x00001000 + +/* Host Version 4.10 */ +#define SDHCI_INT_FX_EVENT 0x00002000 + #define SDHCI_INT_CQE 0x00004000 #define SDHCI_INT_ERROR 0x00008000 #define SDHCI_INT_TIMEOUT 0x00010000 @@ -152,6 +195,9 @@ #define SDHCI_INT_AUTO_CMD_ERR 0x01000000 #define SDHCI_INT_ADMA_ERROR 0x02000000 +/* Host Version 4.0 */ +#define SDHCI_INT_RESPONSE_ERROR 0x08000000 + #define SDHCI_INT_NORMAL_MASK 0x00007FFF #define SDHCI_INT_ERROR_MASK 0xFFFF8000 @@ -178,6 +224,9 @@ #define SDHCI_AUTO_CMD_END_BIT 0x00000008 #define SDHCI_AUTO_CMD_INDEX 0x00000010 +/* Host Version 4.10 */ +#define SDHCI_ACMD_RESPONSE_ERROR 0x0020 + #define SDHCI_HOST_CONTROL2 0x3E #define SDHCI_CTRL_UHS_MASK 0x0007 #define SDHCI_CTRL_UHS_SDR12 0x0000 @@ -186,6 +235,7 @@ #define SDHCI_CTRL_UHS_SDR104 0x0003 #define SDHCI_CTRL_UHS_DDR50 0x0004 #define SDHCI_CTRL_HS400 0x0005 /* Non-standard */ +#define SDHCI_CTRL_UHS_2 0x0007 /* UHS-2 */ #define SDHCI_CTRL_VDD_180 0x0008 #define SDHCI_CTRL_DRV_TYPE_MASK 0x0030 #define SDHCI_CTRL_DRV_TYPE_B 0x0000 @@ -194,9 +244,12 @@ #define SDHCI_CTRL_DRV_TYPE_D 0x0030 #define SDHCI_CTRL_EXEC_TUNING 0x0040 #define SDHCI_CTRL_TUNED_CLK 0x0080 +#define SDHCI_CTRL_UHS2_INTERFACE_EN 0x0100 /* UHS-2 */ +#define SDHCI_CTRL_ADMA2_LEN_MODE 0x0400 #define SDHCI_CMD23_ENABLE 0x0800 #define SDHCI_CTRL_V4_MODE 0x1000 #define SDHCI_CTRL_64BIT_ADDR 0x2000 +#define SDHCI_CTRL_ASYNC_INT_EN 0x4000 #define SDHCI_CTRL_PRESET_VAL_ENABLE 0x8000 #define SDHCI_CAPABILITIES 0x40 @@ -219,11 +272,13 @@ #define SDHCI_CAN_VDD_180 0x04000000 #define SDHCI_CAN_64BIT_V4 0x08000000 #define SDHCI_CAN_64BIT 0x10000000 +#define SDHCI_CAN_ASYNC_INT 0x20000000 #define SDHCI_CAPABILITIES_1 0x44 #define SDHCI_SUPPORT_SDR50 0x00000001 #define SDHCI_SUPPORT_SDR104 0x00000002 #define SDHCI_SUPPORT_DDR50 0x00000004 +#define SDHCI_SUPPORT_UHS2 0x00000008 /* UHS-2 support */ #define SDHCI_DRIVER_TYPE_A 0x00000010 #define SDHCI_DRIVER_TYPE_C 0x00000020 #define SDHCI_DRIVER_TYPE_D 0x00000040 @@ -232,19 +287,28 @@ #define SDHCI_RETUNING_MODE_MASK GENMASK(15, 14) #define SDHCI_CLOCK_MUL_MASK GENMASK(23, 16) #define SDHCI_CAN_DO_ADMA3 0x08000000 +#define SDHCI_SUPPORT_VDD2_180 0x10000000 /* UHS-2 1.8V VDD2 */ +#define SDHCI_RSVD_FOR_VDD2 0x20000000 /* Rsvd for future VDD2 */ #define SDHCI_SUPPORT_HS400 0x80000000 /* Non-standard */ #define SDHCI_MAX_CURRENT 0x48 +#define SDHCI_MAX_CURRENT_1 0x4C #define SDHCI_MAX_CURRENT_LIMIT GENMASK(7, 0) #define SDHCI_MAX_CURRENT_330_MASK GENMASK(7, 0) #define SDHCI_MAX_CURRENT_300_MASK GENMASK(15, 8) #define SDHCI_MAX_CURRENT_180_MASK GENMASK(23, 16) +#define SDHCI_MAX_CURRENT_VDD2_180_MASK GENMASK(7, 0) /* UHS2 */ #define SDHCI_MAX_CURRENT_MULTIPLIER 4 /* 4C-4F reserved for more max current */ #define SDHCI_SET_ACMD12_ERROR 0x50 +/* Host Version 4.10 */ +#define SDHCI_SET_ACMD_RESPONSE_ERROR 0x20 #define SDHCI_SET_INT_ERROR 0x52 +/* Host Version 4.10 */ +#define SDHCI_SET_INT_TUNING_ERROR 0x0400 +#define SDHCI_SET_INT_RESPONSE_ERROR 0x0800 #define SDHCI_ADMA_ERROR 0x54 @@ -262,10 +326,16 @@ #define SDHCI_PRESET_FOR_SDR104 0x6C #define SDHCI_PRESET_FOR_DDR50 0x6E #define SDHCI_PRESET_FOR_HS400 0x74 /* Non-standard */ + +/* TODO: 0x74 is used for UHS2 in 4.10. How about HS400? */ +/* UHS2 */ +#define SDHCI_PRESET_FOR_UHS2 0x74 #define SDHCI_PRESET_DRV_MASK GENMASK(15, 14) #define SDHCI_PRESET_CLKGEN_SEL BIT(10) #define SDHCI_PRESET_SDCLK_FREQ_MASK GENMASK(9, 0) +#define SDHCI_ADMA3_ADDRESS 0x78 + #define SDHCI_SLOT_INT_STATUS 0xFC #define SDHCI_HOST_VERSION 0xFE @@ -659,6 +729,7 @@ struct sdhci_ops { void (*request_done)(struct sdhci_host *host, struct mmc_request *mrq); void (*dump_vendor_regs)(struct sdhci_host *host); + void (*dump_uhs2_regs)(struct sdhci_host *host); }; #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS