From 72d42bad5849dd063fb2f2de84384f97dd990c30 Mon Sep 17 00:00:00 2001 From: Nobuhiro Iwamatsu Date: Wed, 17 Dec 2014 08:03:00 +0900 Subject: mmc: rmobile: Add SDHC support for Renesas rmobile ARM SoC This adds Renesas rmobile ARM SoC's SD/MMC host support. This drivers tested with Gose board and Koelsch board. Signed-off-by: Nobuhiro Iwamatsu Acked-by: Pantelis Antoniou --- arch/arm/include/asm/arch-rmobile/r8a7790.h | 6 + arch/arm/include/asm/arch-rmobile/r8a7791.h | 5 + arch/arm/include/asm/arch-rmobile/r8a7793.h | 5 + arch/arm/include/asm/arch-rmobile/r8a7794.h | 5 + arch/arm/include/asm/arch-rmobile/rcar-base.h | 3 + arch/arm/include/asm/arch-rmobile/sh_sdhi.h | 168 ++++++++++++++++++++++++++ 6 files changed, 192 insertions(+) create mode 100644 arch/arm/include/asm/arch-rmobile/sh_sdhi.h (limited to 'arch/arm/include') diff --git a/arch/arm/include/asm/arch-rmobile/r8a7790.h b/arch/arm/include/asm/arch-rmobile/r8a7790.h index 132d58c117..748b802546 100644 --- a/arch/arm/include/asm/arch-rmobile/r8a7790.h +++ b/arch/arm/include/asm/arch-rmobile/r8a7790.h @@ -28,6 +28,12 @@ #define MSTP10_BITS 0xFFFEFFE0 #define MSTP11_BITS 0x00000000 +/* SDHI */ +#define CONFIG_SYS_SH_SDHI1_BASE 0xEE120000 +#define CONFIG_SYS_SH_SDHI2_BASE 0xEE140000 +#define CONFIG_SYS_SH_SDHI3_BASE 0xEE160000 +#define CONFIG_SYS_SH_SDHI_NR_CHANNEL 4 + #define R8A7790_CUT_ES2X 2 #define IS_R8A7790_ES2() \ (rmobile_get_cpu_rev_integer() == R8A7790_CUT_ES2X) diff --git a/arch/arm/include/asm/arch-rmobile/r8a7791.h b/arch/arm/include/asm/arch-rmobile/r8a7791.h index d2cbcd761d..1d06b651f4 100644 --- a/arch/arm/include/asm/arch-rmobile/r8a7791.h +++ b/arch/arm/include/asm/arch-rmobile/r8a7791.h @@ -17,6 +17,11 @@ /* SH-I2C */ #define CONFIG_SYS_I2C_SH_BASE2 0xE60B0000 +/* SDHI */ +#define CONFIG_SYS_SH_SDHI1_BASE 0xEE140000 +#define CONFIG_SYS_SH_SDHI2_BASE 0xEE160000 +#define CONFIG_SYS_SH_SDHI_NR_CHANNEL 3 + #define DBSC3_1_QOS_R0_BASE 0xE67A1000 #define DBSC3_1_QOS_R1_BASE 0xE67A1100 #define DBSC3_1_QOS_R2_BASE 0xE67A1200 diff --git a/arch/arm/include/asm/arch-rmobile/r8a7793.h b/arch/arm/include/asm/arch-rmobile/r8a7793.h index 1abdeb7450..3efc62a1a9 100644 --- a/arch/arm/include/asm/arch-rmobile/r8a7793.h +++ b/arch/arm/include/asm/arch-rmobile/r8a7793.h @@ -18,6 +18,11 @@ /* SH-I2C */ #define CONFIG_SYS_I2C_SH_BASE2 0xE60B0000 +/* SDHI */ +#define CONFIG_SYS_SH_SDHI1_BASE 0xEE140000 +#define CONFIG_SYS_SH_SDHI2_BASE 0xEE160000 +#define CONFIG_SYS_SH_SDHI_NR_CHANNEL 3 + #define DBSC3_1_QOS_R0_BASE 0xE67A1000 #define DBSC3_1_QOS_R1_BASE 0xE67A1100 #define DBSC3_1_QOS_R2_BASE 0xE67A1200 diff --git a/arch/arm/include/asm/arch-rmobile/r8a7794.h b/arch/arm/include/asm/arch-rmobile/r8a7794.h index d7c9004772..6d11fa479b 100644 --- a/arch/arm/include/asm/arch-rmobile/r8a7794.h +++ b/arch/arm/include/asm/arch-rmobile/r8a7794.h @@ -27,4 +27,9 @@ #define MSTP10_BITS 0xFFFEFFE0 #define MSTP11_BITS 0x000001C0 +/* SDHI */ +#define CONFIG_SYS_SH_SDHI1_BASE 0xEE140000 +#define CONFIG_SYS_SH_SDHI2_BASE 0xEE160000 +#define CONFIG_SYS_SH_SDHI_NR_CHANNEL 3 + #endif /* __ASM_ARCH_R8A7794_H */ diff --git a/arch/arm/include/asm/arch-rmobile/rcar-base.h b/arch/arm/include/asm/arch-rmobile/rcar-base.h index 23c4bba6ed..d594cd77c1 100644 --- a/arch/arm/include/asm/arch-rmobile/rcar-base.h +++ b/arch/arm/include/asm/arch-rmobile/rcar-base.h @@ -82,6 +82,9 @@ #define CONFIG_SYS_RCAR_I2C2_BASE 0xE6530000 #define CONFIG_SYS_RCAR_I2C3_BASE 0xE6540000 +/* SDHI */ +#define CONFIG_SYS_SH_SDHI0_BASE 0xEE100000 + #define S3C_BASE 0xE6784000 #define S3C_INT_BASE 0xE6784A00 #define S3C_MEDIA_BASE 0xE6784B00 diff --git a/arch/arm/include/asm/arch-rmobile/sh_sdhi.h b/arch/arm/include/asm/arch-rmobile/sh_sdhi.h new file mode 100644 index 0000000000..057bf3f8bb --- /dev/null +++ b/arch/arm/include/asm/arch-rmobile/sh_sdhi.h @@ -0,0 +1,168 @@ +/* + * drivers/mmc/sh-sdhi.h + * + * SD/MMC driver for Reneas rmobile ARM SoCs + * + * Copyright (C) 2013-2014 Renesas Electronics Corporation + * Copyright (C) 2008-2009 Renesas Solutions Corp. + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef _SH_SDHI_H +#define _SH_SDHI_H + +#define SDHI_CMD (0x0000 >> 1) +#define SDHI_PORTSEL (0x0004 >> 1) +#define SDHI_ARG0 (0x0008 >> 1) +#define SDHI_ARG1 (0x000C >> 1) +#define SDHI_STOP (0x0010 >> 1) +#define SDHI_SECCNT (0x0014 >> 1) +#define SDHI_RSP00 (0x0018 >> 1) +#define SDHI_RSP01 (0x001C >> 1) +#define SDHI_RSP02 (0x0020 >> 1) +#define SDHI_RSP03 (0x0024 >> 1) +#define SDHI_RSP04 (0x0028 >> 1) +#define SDHI_RSP05 (0x002C >> 1) +#define SDHI_RSP06 (0x0030 >> 1) +#define SDHI_RSP07 (0x0034 >> 1) +#define SDHI_INFO1 (0x0038 >> 1) +#define SDHI_INFO2 (0x003C >> 1) +#define SDHI_INFO1_MASK (0x0040 >> 1) +#define SDHI_INFO2_MASK (0x0044 >> 1) +#define SDHI_CLK_CTRL (0x0048 >> 1) +#define SDHI_SIZE (0x004C >> 1) +#define SDHI_OPTION (0x0050 >> 1) +#define SDHI_ERR_STS1 (0x0058 >> 1) +#define SDHI_ERR_STS2 (0x005C >> 1) +#define SDHI_BUF0 (0x0060 >> 1) +#define SDHI_SDIO_MODE (0x0068 >> 1) +#define SDHI_SDIO_INFO1 (0x006C >> 1) +#define SDHI_SDIO_INFO1_MASK (0x0070 >> 1) +#define SDHI_CC_EXT_MODE (0x01B0 >> 1) +#define SDHI_SOFT_RST (0x01C0 >> 1) +#define SDHI_VERSION (0x01C4 >> 1) +#define SDHI_HOST_MODE (0x01C8 >> 1) +#define SDHI_SDIF_MODE (0x01CC >> 1) +#define SDHI_EXT_SWAP (0x01E0 >> 1) +#define SDHI_SD_DMACR (0x0324 >> 1) + +/* SDHI CMD VALUE */ +#define CMD_MASK 0x0000ffff +#define SDHI_APP 0x0040 +#define SDHI_SD_APP_SEND_SCR 0x0073 +#define SDHI_SD_SWITCH 0x1C06 + +/* SDHI_PORTSEL */ +#define USE_1PORT (1 << 8) /* 1 port */ + +/* SDHI_ARG */ +#define ARG0_MASK 0x0000ffff +#define ARG1_MASK 0x0000ffff + +/* SDHI_STOP */ +#define STOP_SEC_ENABLE (1 << 8) + +/* SDHI_INFO1 */ +#define INFO1_RESP_END (1 << 0) +#define INFO1_ACCESS_END (1 << 2) +#define INFO1_CARD_RE (1 << 3) +#define INFO1_CARD_IN (1 << 4) +#define INFO1_ISD0CD (1 << 5) +#define INFO1_WRITE_PRO (1 << 7) +#define INFO1_DATA3_CARD_RE (1 << 8) +#define INFO1_DATA3_CARD_IN (1 << 9) +#define INFO1_DATA3 (1 << 10) + +/* SDHI_INFO2 */ +#define INFO2_CMD_ERROR (1 << 0) +#define INFO2_CRC_ERROR (1 << 1) +#define INFO2_END_ERROR (1 << 2) +#define INFO2_TIMEOUT (1 << 3) +#define INFO2_BUF_ILL_WRITE (1 << 4) +#define INFO2_BUF_ILL_READ (1 << 5) +#define INFO2_RESP_TIMEOUT (1 << 6) +#define INFO2_SDDAT0 (1 << 7) +#define INFO2_BRE_ENABLE (1 << 8) +#define INFO2_BWE_ENABLE (1 << 9) +#define INFO2_CBUSY (1 << 14) +#define INFO2_ILA (1 << 15) +#define INFO2_ALL_ERR (0x807f) + +/* SDHI_INFO1_MASK */ +#define INFO1M_RESP_END (1 << 0) +#define INFO1M_ACCESS_END (1 << 2) +#define INFO1M_CARD_RE (1 << 3) +#define INFO1M_CARD_IN (1 << 4) +#define INFO1M_DATA3_CARD_RE (1 << 8) +#define INFO1M_DATA3_CARD_IN (1 << 9) +#define INFO1M_ALL (0xffff) +#define INFO1M_SET (INFO1M_RESP_END | \ + INFO1M_ACCESS_END | \ + INFO1M_DATA3_CARD_RE | \ + INFO1M_DATA3_CARD_IN) + +/* SDHI_INFO2_MASK */ +#define INFO2M_CMD_ERROR (1 << 0) +#define INFO2M_CRC_ERROR (1 << 1) +#define INFO2M_END_ERROR (1 << 2) +#define INFO2M_TIMEOUT (1 << 3) +#define INFO2M_BUF_ILL_WRITE (1 << 4) +#define INFO2M_BUF_ILL_READ (1 << 5) +#define INFO2M_RESP_TIMEOUT (1 << 6) +#define INFO2M_BRE_ENABLE (1 << 8) +#define INFO2M_BWE_ENABLE (1 << 9) +#define INFO2M_ILA (1 << 15) +#define INFO2M_ALL (0xffff) +#define INFO2M_ALL_ERR (0x807f) + +/* SDHI_CLK_CTRL */ +#define CLK_ENABLE (1 << 8) + +/* SDHI_OPTION */ +#define OPT_BUS_WIDTH_1 (1 << 15) /* bus width = 1 bit */ + +/* SDHI_ERR_STS1 */ +#define ERR_STS1_CRC_ERROR ((1 << 11) | (1 << 10) | (1 << 9) | \ + (1 << 8) | (1 << 5)) +#define ERR_STS1_CMD_ERROR ((1 << 4) | (1 << 3) | (1 << 2) | \ + (1 << 1) | (1 << 0)) + +/* SDHI_ERR_STS2 */ +#define ERR_STS2_RES_TIMEOUT (1 << 0) +#define ERR_STS2_RES_STOP_TIMEOUT ((1 << 0) | (1 << 1)) +#define ERR_STS2_SYS_ERROR ((1 << 6) | (1 << 5) | (1 << 4) | \ + (1 << 3) | (1 << 2) | (1 << 1) | \ + (1 << 0)) + +/* SDHI_SDIO_MODE */ +#define SDIO_MODE_ON (1 << 0) +#define SDIO_MODE_OFF (0 << 0) + +/* SDHI_SDIO_INFO1 */ +#define SDIO_INFO1_IOIRQ (1 << 0) +#define SDIO_INFO1_EXPUB52 (1 << 14) +#define SDIO_INFO1_EXWT (1 << 15) + +/* SDHI_SDIO_INFO1_MASK */ +#define SDIO_INFO1M_CLEAR ((1 << 1) | (1 << 2)) +#define SDIO_INFO1M_ON ((1 << 15) | (1 << 14) | (1 << 2) | \ + (1 << 1) | (1 << 0)) + +/* SDHI_EXT_SWAP */ +#define SET_SWAP ((1 << 6) | (1 << 7)) /* SWAP */ + +/* SDHI_SOFT_RST */ +#define SOFT_RST_ON (0 << 0) +#define SOFT_RST_OFF (1 << 0) + +#define CLKDEV_SD_DATA 25000000 /* 25 MHz */ +#define CLKDEV_HS_DATA 50000000 /* 50 MHz */ +#define CLKDEV_MMC_DATA 20000000 /* 20MHz */ +#define CLKDEV_INIT 400000 /* 100 - 400 KHz */ + +/* For quirk */ +#define SH_SDHI_QUIRK_16BIT_BUF (1) +int sh_sdhi_init(unsigned long addr, int ch, unsigned long quirks); + +#endif /* _SH_SDHI_H */ -- cgit v1.2.1