From: Sonic Zhang sonic.zhang@analog.com
Add support for bf609-ezkit to board file and mmc driver.
Signed-off-by: Sonic Zhang sonic.zhang@analog.com Signed-off-by: Bob Liu lliubbo@gmail.com --- arch/blackfin/include/asm/config-pre.h | 4 ++ arch/blackfin/include/asm/mach-common/bits/dma.h | 47 +++++++++++++++++++++- arch/blackfin/include/asm/mach-common/bits/sdh.h | 38 ++++++++++++++++- board/bf609-ezkit/bf609-ezkit.c | 7 ++++ drivers/mmc/bfin_sdh.c | 45 +++++++++++++++------ include/configs/bf609-ezkit.h | 9 ++++- 6 files changed, 132 insertions(+), 18 deletions(-)
diff --git a/arch/blackfin/include/asm/config-pre.h b/arch/blackfin/include/asm/config-pre.h index 4ce67d4..88aa1da 100644 --- a/arch/blackfin/include/asm/config-pre.h +++ b/arch/blackfin/include/asm/config-pre.h @@ -31,6 +31,8 @@ #define BFIN_BOOT_16HOST_DMA 11 /* boot ldr from 16-bit host dma */ #define BFIN_BOOT_8HOST_DMA 12 /* boot ldr from 8-bit host dma */ #define BFIN_BOOT_NAND 13 /* boot ldr from nand flash */ +#define BFIN_BOOT_RSI_MASTER 14 /* boot ldr from rsi */ +#define BFIN_BOOT_LP_SLAVE 15 /* boot ldr from link port */
#ifndef __ASSEMBLY__ static inline const char *get_bfin_boot_mode(int bfin_boot) @@ -49,6 +51,8 @@ static inline const char *get_bfin_boot_mode(int bfin_boot) case BFIN_BOOT_16HOST_DMA: return "16bit dma"; case BFIN_BOOT_8HOST_DMA: return "8bit dma"; case BFIN_BOOT_NAND: return "nand flash"; + case BFIN_BOOT_RSI_MASTER: return "rsi master"; + case BFIN_BOOT_LP_SLAVE: return "link port slave"; default: return "INVALID"; } } diff --git a/arch/blackfin/include/asm/mach-common/bits/dma.h b/arch/blackfin/include/asm/mach-common/bits/dma.h index ee209c6..1126c44 100644 --- a/arch/blackfin/include/asm/mach-common/bits/dma.h +++ b/arch/blackfin/include/asm/mach-common/bits/dma.h @@ -9,8 +9,48 @@ #define DMAEN 0x0001 /* DMA Channel Enable */ #define WNR 0x0002 /* Channel Direction (W/R*) */ #define WDSIZE_8 0x0000 /* Transfer Word Size = 8 */ + +#ifdef CONFIG_BF60x + +#define PSIZE_8 0x00000000 /* Transfer Word Size = 16 */ +#define PSIZE_16 0x00000010 /* Transfer Word Size = 16 */ +#define PSIZE_32 0x00000020 /* Transfer Word Size = 32 */ +#define PSIZE_64 0x00000030 /* Transfer Word Size = 32 */ +#define WDSIZE_16 0x00000100 /* Transfer Word Size = 16 */ +#define WDSIZE_32 0x00000200 /* Transfer Word Size = 32 */ +#define WDSIZE_64 0x00000300 /* Transfer Word Size = 32 */ +#define WDSIZE_128 0x00000400 /* Transfer Word Size = 32 */ +#define WDSIZE_256 0x00000500 /* Transfer Word Size = 32 */ +#define DMA2D 0x04000000 /* DMA Mode (2D/1D*) */ +#define RESTART 0x00000004 /* DMA Buffer Clear SYNC */ +#define DI_EN_X 0x00100000 /* Data Interrupt Enable in X count */ +#define DI_EN_Y 0x00200000 /* Data Interrupt Enable in Y count */ +#define DI_EN_P 0x00300000 /* Data Interrupt Enable in Peripheral */ +#define DI_EN DI_EN_X /* Data Interrupt Enable */ +#define NDSIZE_0 0x00000000 /* Next Descriptor Size = 0 (Stop/Autobuffer) */ +#define NDSIZE_1 0x00010000 /* Next Descriptor Size = 1 */ +#define NDSIZE_2 0x00020000 /* Next Descriptor Size = 2 */ +#define NDSIZE_3 0x00030000 /* Next Descriptor Size = 3 */ +#define NDSIZE_4 0x00040000 /* Next Descriptor Size = 4 */ +#define NDSIZE_5 0x00050000 /* Next Descriptor Size = 5 */ +#define NDSIZE_6 0x00060000 /* Next Descriptor Size = 6 */ +#define NDSIZE 0x00070000 /* Next Descriptor Size */ +#define NDSIZE_OFFSET 16 /* Next Descriptor Size Offset */ +#define DMAFLOW_LIST 0x00004000 /* Descriptor List Mode */ +#define DMAFLOW_ARRAY 0x00005000 /* Descriptor Array Mode */ +#define DMAFLOW_LIST_DEMAND 0x00006000 /* Descriptor Demand List Mode */ +#define DMAFLOW_ARRAY_DEMAND 0x00007000 /* Descriptor Demand Array Mode */ +#define DMA_RUN_DFETCH 0x00000100 /* DMA Channel Running Indicator (DFETCH) */ +#define DMA_RUN 0x00000200 /* DMA Channel Running Indicator */ +#define DMA_RUN_WAIT_TRIG 0x00000300 /* DMA Channel Running Indicator (WAIT TRIG) */ +#define DMA_RUN_WAIT_ACK 0x00000400 /* DMA Channel Running Indicator (WAIT ACK) */ + +#else + #define WDSIZE_16 0x0004 /* Transfer Word Size = 16 */ #define WDSIZE_32 0x0008 /* Transfer Word Size = 32 */ +#define PSIZE_16 WDSIZE_16 +#define PSIZE_32 WDSIZE_32 #define DMA2D 0x0010 /* DMA Mode (2D/1D*) */ #define RESTART 0x0020 /* DMA Buffer Clear */ #define DI_SEL 0x0040 /* Data Interrupt Timing Select */ @@ -26,8 +66,6 @@ #define NDSIZE_7 0x0700 /* Next Descriptor Size = 7 */ #define NDSIZE_8 0x0800 /* Next Descriptor Size = 8 */ #define NDSIZE_9 0x0900 /* Next Descriptor Size = 9 */ -#define FLOW_STOP 0x0000 /* Stop Mode */ -#define FLOW_AUTO 0x1000 /* Autobuffer Mode */ #define FLOW_ARRAY 0x4000 /* Descriptor Array Mode */ #define FLOW_SMALL 0x6000 /* Small Model Descriptor List Mode */ #define FLOW_LARGE 0x7000 /* Large Model Descriptor List Mode */ @@ -46,6 +84,11 @@ #define DFETCH 0x0004 /* DMA Descriptor Fetch Indicator */ #define DMA_RUN 0x0008 /* DMA Channel Running Indicator */
+#endif +#define DMAFLOW 0x7000 /* Flow Control */ +#define FLOW_STOP 0x0000 /* Stop Mode */ +#define FLOW_AUTO 0x1000 /* Autobuffer Mode */ + #define DMA_DONE_P 0 /* DMA Done Indicator */ #define DMA_ERR_P 1 /* DMA Error Indicator */ #define DFETCH_P 2 /* Descriptor Fetch Indicator */ diff --git a/arch/blackfin/include/asm/mach-common/bits/sdh.h b/arch/blackfin/include/asm/mach-common/bits/sdh.h index 8c5dd33..3495558 100644 --- a/arch/blackfin/include/asm/mach-common/bits/sdh.h +++ b/arch/blackfin/include/asm/mach-common/bits/sdh.h @@ -12,18 +12,35 @@ #define CMD_INT_E 0x100 /* Command Interrupt */ #define CMD_PEND_E 0x200 /* Command Pending */ #define CMD_E 0x400 /* Command Enable */ +#ifdef RSI_BLKSZ +#define CMD_CRC_CHECK_D 0x800 /* CRC Check is disabled */ +#define CMD_DATA0_BUSY 0x1000 /* Check for Busy State on the DATA0 pin */ +#endif
/* Bit masks for SDH_PWR_CTL */ +#ifndef RSI_BLKSZ #define PWR_ON 0x3 /* Power On */ #define SD_CMD_OD 0x40 /* Open Drain Output */ #define ROD_CTL 0x80 /* Rod Control */ +#endif
/* Bit masks for SDH_CLK_CTL */ #define CLKDIV 0xff /* MC_CLK Divisor */ #define CLK_E 0x100 /* MC_CLK Bus Clock Enable */ #define PWR_SV_E 0x200 /* Power Save Enable */ #define CLKDIV_BYPASS 0x400 /* Bypass Divisor */ -#define WIDE_BUS 0x800 /* Wide Bus Mode Enable */ +#define BUS_MODE_MASK 0x1800 /* Bus Mode Mask */ +#define STD_BUS_1 0x000 /* Standard Bus 1 bit mode */ +#define WIDE_BUS_4 0x800 /* Wide Bus 4 bit mode */ +#define BYTE_BUS_8 0x1000 /* Byte Bus 8 bit mode */ +#ifdef RSI_BLKSZ +#define CARD_TYPE_MASK 0xe000 /* Card type mask */ +#define CARD_TYPE_OFFSET 13 /* Card type offset */ +#define CARD_TYPE_SDIO 0 +#define CARD_TYPE_eMMC 1 +#define CARD_TYPE_SD 2 +#define CARD_TYPE_CEATA 3 +#endif
/* Bit masks for SDH_RESP_CMD */ #define RESP_CMD 0x3f /* Response Command */ @@ -33,7 +50,13 @@ #define DTX_DIR 0x2 /* Data Transfer Direction */ #define DTX_MODE 0x4 /* Data Transfer Mode */ #define DTX_DMA_E 0x8 /* Data Transfer DMA Enable */ +#ifndef RSI_BLKSZ #define DTX_BLK_LGTH 0xf0 /* Data Transfer Block Length */ +#else + +/* Bit masks for SDH_BLK_SIZE */ +#define DTX_BLK_LGTH 0x1fff /* Data Transfer Block Length */ +#endif
/* Bit masks for SDH_STATUS */ #define CMD_CRC_FAIL 0x1 /* CMD CRC Fail */ @@ -102,10 +125,13 @@ /* Bit masks for SDH_E_STATUS */ #define SDIO_INT_DET 0x2 /* SDIO Int Detected */ #define SD_CARD_DET 0x10 /* SD Card Detect */ +#define SD_CARD_BUSYMODE 0x80000000 /* Card is in Busy mode */ +#define SD_CARD_SLPMODE 0x40000000 /* Card in Sleep Mode */ +#define SD_CARD_READY 0x00020000 /* Card Ready */
/* Bit masks for SDH_E_MASK */ #define SDIO_MSK 0x2 /* Mask SDIO Int Detected */ -#define SCD_MSK 0x40 /* Mask Card Detect */ +#define SCD_MSK 0x10 /* Mask Card Detect */
/* Bit masks for SDH_CFG */ #define CLKS_EN 0x1 /* Clocks Enable */ @@ -114,7 +140,15 @@ #define SD_RST 0x10 /* SDMMC Reset */ #define PUP_SDDAT 0x20 /* Pull-up SD_DAT */ #define PUP_SDDAT3 0x40 /* Pull-up SD_DAT3 */ +#ifndef RSI_BLKSZ #define PD_SDDAT3 0x80 /* Pull-down SD_DAT3 */ +#else +#define PWR_ON 0x600 /* Power On */ +#define SD_CMD_OD 0x800 /* Open Drain Output */ +#define BOOT_EN 0x1000 /* Boot Enable */ +#define BOOT_MODE 0x2000 /* Alternate Boot Mode */. +#define BOOT_ACK_EN 0x4000 /* Boot ACK is expected */ +#endif
/* Bit masks for SDH_RD_WAIT_EN */ #define RWR 0x1 /* Read Wait Request */ diff --git a/board/bf609-ezkit/bf609-ezkit.c b/board/bf609-ezkit/bf609-ezkit.c index ceb2eb9..398a6b0 100644 --- a/board/bf609-ezkit/bf609-ezkit.c +++ b/board/bf609-ezkit/bf609-ezkit.c @@ -61,3 +61,10 @@ int board_eth_init(bd_t *bis) return ret; } #endif + +#ifdef CONFIG_BFIN_SDH +int board_mmc_init(bd_t *bis) +{ + return bfin_mmc_init(bis); +} +#endif diff --git a/drivers/mmc/bfin_sdh.c b/drivers/mmc/bfin_sdh.c index 8d59d46..4dd9b78 100644 --- a/drivers/mmc/bfin_sdh.c +++ b/drivers/mmc/bfin_sdh.c @@ -19,9 +19,7 @@ #include <asm/mach-common/bits/sdh.h> #include <asm/mach-common/bits/dma.h>
-#if defined(__ADSPBF50x__) || defined(__ADSPBF51x__) -# define bfin_read_SDH_PWR_CTL bfin_read_RSI_PWR_CONTROL -# define bfin_write_SDH_PWR_CTL bfin_write_RSI_PWR_CONTROL +#if defined(__ADSPBF50x__) || defined(__ADSPBF51x__) || defined(__ADSPBF60x__) # define bfin_read_SDH_CLK_CTL bfin_read_RSI_CLK_CONTROL # define bfin_write_SDH_CLK_CTL bfin_write_RSI_CLK_CONTROL # define bfin_write_SDH_ARGUMENT bfin_write_RSI_ARGUMENT @@ -38,10 +36,21 @@ # define bfin_write_SDH_STATUS_CLR bfin_write_RSI_STATUSCL # define bfin_read_SDH_CFG bfin_read_RSI_CONFIG # define bfin_write_SDH_CFG bfin_write_RSI_CONFIG +# if defined(__ADSPBF60x__) +# define bfin_read_SDH_BLK_SIZE bfin_read_RSI_BLKSZ +# define bfin_write_SDH_BLK_SIZE bfin_write_RSI_BLKSZ +# define bfin_write_DMA_START_ADDR bfin_write_DMA10_START_ADDR +# define bfin_write_DMA_X_COUNT bfin_write_DMA10_X_COUNT +# define bfin_write_DMA_X_MODIFY bfin_write_DMA10_X_MODIFY +# define bfin_write_DMA_CONFIG bfin_write_DMA10_CONFIG +# else +# define bfin_read_SDH_PWR_CTL bfin_read_RSI_PWR_CONTROL +# define bfin_write_SDH_PWR_CTL bfin_write_RSI_PWR_CONTROL # define bfin_write_DMA_START_ADDR bfin_write_DMA4_START_ADDR # define bfin_write_DMA_X_COUNT bfin_write_DMA4_X_COUNT # define bfin_write_DMA_X_MODIFY bfin_write_DMA4_X_MODIFY # define bfin_write_DMA_CONFIG bfin_write_DMA4_CONFIG +# endif # define PORTMUX_PINS \ { P_RSI_DATA0, P_RSI_DATA1, P_RSI_DATA2, P_RSI_DATA3, P_RSI_CMD, P_RSI_CLK, 0 } #elif defined(__ADSPBF54x__) @@ -119,10 +128,14 @@ static int sdh_setup_data(struct mmc *mmc, struct mmc_data *data) /* Don't support write yet. */ if (data->flags & MMC_DATA_WRITE) return UNUSABLE_ERR; +#ifndef RSI_BLKSZ data_ctl |= ((ffs(data_size) - 1) << 4); +#else + bfin_write_SDH_BLK_SIZE(data_size); +#endif data_ctl |= DTX_DIR; bfin_write_SDH_DATA_CTL(data_ctl); - dma_cfg = WDSIZE_32 | RESTART | WNR | DMAEN; + dma_cfg = WDSIZE_32 | PSIZE_32 | RESTART | WNR | DMAEN;
bfin_write_SDH_DATA_TIMER(-1);
@@ -149,6 +162,8 @@ static int bfin_sdh_request(struct mmc *mmc, struct mmc_cmd *cmd,
ret = sdh_send_cmd(mmc, cmd); if (ret) { + bfin_write_SDH_COMMAND(0); + SSYNC(); printf("sending CMD%d failed\n", cmd->cmdidx); return ret; } @@ -208,10 +223,12 @@ static void bfin_sdh_set_ios(struct mmc *mmc)
if (mmc->bus_width == 4) { cfg = bfin_read_SDH_CFG(); - cfg &= ~0x80; - cfg |= 0x40; +#ifndef RSI_BLKSZ + cfg &= ~PD_SDDAT3; +#endif + cfg |= PUP_SDDAT3; bfin_write_SDH_CFG(cfg); - clk_ctl |= WIDE_BUS; + clk_ctl |= WIDE_BUS_4; } bfin_write_SDH_CLK_CTL(clk_ctl); sdh_set_clk(mmc->clock); @@ -220,20 +237,22 @@ static void bfin_sdh_set_ios(struct mmc *mmc) static int bfin_sdh_init(struct mmc *mmc) { const unsigned short pins[] = PORTMUX_PINS; - u16 pwr_ctl = 0; + int ret;
/* Initialize sdh controller */ - peripheral_request_list(pins, "bfin_sdh"); + ret = peripheral_request_list(pins, "bfin_sdh"); + if (ret < 0) + return ret; #if defined(__ADSPBF54x__) bfin_write_DMAC1_PERIMUX(bfin_read_DMAC1_PERIMUX() | 0x1); #endif bfin_write_SDH_CFG(bfin_read_SDH_CFG() | CLKS_EN); /* Disable card detect pin */ bfin_write_SDH_CFG((bfin_read_SDH_CFG() & 0x1F) | 0x60); - - pwr_ctl |= ROD_CTL; - pwr_ctl |= PWR_ON; - bfin_write_SDH_PWR_CTL(pwr_ctl); +#ifndef RSI_BLKSZ + bfin_write_SDH_PWR_CTL(PWR_ON | ROD_CTL); +#else + bfin_write_SDH_CFG(bfin_read_SDH_CFG() | PWR_ON); return 0; }
diff --git a/include/configs/bf609-ezkit.h b/include/configs/bf609-ezkit.h index 1fc2a18..4dcfeca 100644 --- a/include/configs/bf609-ezkit.h +++ b/include/configs/bf609-ezkit.h @@ -72,7 +72,7 @@ #define CONFIG_SMC_B1TIM_VAL 0x08070977 #define CONFIG_SMC_B1ETIM_VAL 0x00092231
-#define CONFIG_SYS_MONITOR_LEN (256 * 1024) +#define CONFIG_SYS_MONITOR_LEN (512 * 1024) #define CONFIG_SYS_MALLOC_LEN (256 * 1024)
/* @@ -117,6 +117,13 @@ #undef CONFIG_CMD_IMPORTENV
/* + * SDH Settings + */ +#define CONFIG_GENERIC_MMC +#define CONFIG_MMC +#define CONFIG_BFIN_SDH + +/* * Misc Settings */ #define CONFIG_BOARD_EARLY_INIT_F