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add sdio driver for GD32F4
This commit is contained in:
GD32-MCU
Xiang Xiao
@@ -0,0 +1,95 @@
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#
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# This file is autogenerated: PLEASE DO NOT EDIT IT.
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#
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# You can use "make menuconfig" to make any modifications to the installed .config file.
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# You can then do "make savedefconfig" to generate a new defconfig file that includes your
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# modifications.
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#
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# CONFIG_ARCH_FPU is not set
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CONFIG_ARCH="arm"
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CONFIG_ARCH_BOARD="gd32f450zk-eval"
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CONFIG_ARCH_BOARD_GD32F450ZK_EVAL=y
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CONFIG_ARCH_BUTTONS=y
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CONFIG_ARCH_CHIP="gd32f4"
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CONFIG_ARCH_CHIP_GD32F450ZK=y
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CONFIG_ARCH_CHIP_GD32F4=y
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CONFIG_ARCH_STACKDUMP=y
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CONFIG_BOARD_LOOPSPERMSEC=16717
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CONFIG_BUILTIN=y
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CONFIG_DEBUG_CUSTOMOPT=y
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CONFIG_DEBUG_OPTLEVEL="-O0"
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CONFIG_DEBUG_SYMBOLS=y
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CONFIG_ETH0_PHY_DP83848C=y
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CONFIG_FAT_COMPUTE_FSINFO=y
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CONFIG_FAT_FORCE_INDIRECT=y
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CONFIG_FAT_LCNAMES=y
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CONFIG_FAT_LFN=y
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CONFIG_FS_FAT=y
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CONFIG_FS_LARGEFILE=y
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CONFIG_FS_PROCFS=y
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CONFIG_FS_PROCFS_REGISTER=y
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CONFIG_FS_TMPFS=y
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CONFIG_GD32F4_DISABLE_IDLE_SLEEP_DURING_DEBUG=y
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CONFIG_GD32F4_ENETMAC=y
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CONFIG_GD32F4_FLASH_CONFIG_K=y
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CONFIG_GD32F4_PHY_SR=16
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CONFIG_GD32F4_PHY_SR_100FD=0x0004
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CONFIG_GD32F4_PHY_SR_100HD=0x0000
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CONFIG_GD32F4_PHY_SR_10FD=0x0006
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CONFIG_GD32F4_PHY_SR_10HD=0x0002
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CONFIG_GD32F4_PHY_SR_ALTCONFIG=y
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CONFIG_GD32F4_PHY_SR_ALTMODE=0x006
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CONFIG_GD32F4_RMII_EXTCLK=y
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CONFIG_GD32F4_SDIO=y
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CONFIG_GD32F4_SDIO_PULLUP=y
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CONFIG_HAVE_CXX=y
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CONFIG_HAVE_CXXINITIALIZE=y
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CONFIG_INIT_ENTRYPOINT="nsh_main"
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CONFIG_INTELHEX_BINARY=y
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CONFIG_MKFATFS_BUFFER_ALIGNMENT=10
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CONFIG_MMCSD=y
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CONFIG_MMCSD_SDIO=y
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CONFIG_MM_REGIONS=2
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CONFIG_NET=y
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CONFIG_NETDB_DNSCLIENT=y
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CONFIG_NETINIT_DRIPADDR=0x0a320301
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CONFIG_NETINIT_IPADDR=0x0a320336
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CONFIG_NETINIT_MACADDR_1=0x20304050
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CONFIG_NETINIT_MACADDR_2=0x6080
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CONFIG_NETINIT_NOMAC=y
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CONFIG_NETUTILS_DISCOVER=y
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CONFIG_NETUTILS_WEBCLIENT=y
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CONFIG_NET_ARP_IPIN=y
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CONFIG_NET_ARP_SEND=y
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CONFIG_NET_BROADCAST=y
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CONFIG_NET_ETH_PKTSIZE=1500
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CONFIG_NET_ICMP=y
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CONFIG_NET_ICMP_SOCKET=y
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CONFIG_NET_IGMP=y
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CONFIG_NET_LOOPBACK=y
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CONFIG_NET_ROUTE=y
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CONFIG_NET_STATISTICS=y
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CONFIG_NET_TCP=y
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CONFIG_NET_UDP=y
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CONFIG_NET_UDP_CHECKSUMS=y
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CONFIG_NSH_ARCHINIT=y
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CONFIG_NSH_BUILTIN_APPS=y
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CONFIG_NSH_FILEIOSIZE=512
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CONFIG_NSH_LINELEN=64
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CONFIG_NSH_READLINE=y
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CONFIG_PREALLOC_TIMERS=4
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CONFIG_RAM_SIZE=114688
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CONFIG_RAM_START=0x20000000
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CONFIG_RAW_BINARY=y
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CONFIG_RR_INTERVAL=200
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CONFIG_SCHED_HPWORK=y
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CONFIG_SCHED_LPWORK=y
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CONFIG_SCHED_WAITPID=y
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CONFIG_START_DAY=6
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CONFIG_START_MONTH=12
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CONFIG_START_YEAR=2011
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CONFIG_SYSTEM_DHCPC_RENEW=y
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CONFIG_SYSTEM_NSH=y
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CONFIG_SYSTEM_PING=y
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CONFIG_TASK_NAME_SIZE=0
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CONFIG_USART0_SERIAL_CONSOLE=y
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@@ -358,4 +358,26 @@ typedef enum
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# define GPIO_ENET_PPS_OUT GPIO_ENET_PPS_OUT_1
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#endif
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/* SDIO gpios
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*
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* PD2 SDIO_CMD
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* PC12 SDIO_CLK
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* PC8 SDIO_DAT0
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* PC9 SDIO_DAT1
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* PC10 SDIO_DAT2
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* PC11 SDIO_DAT3
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*
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*/
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#define GPIO_SDIO_CMD_PIN GPIO_SDIO_CMD_2
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#define GPIO_SDIO_CLK_PIN GPIO_SDIO_CK_2
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#define GPIO_SDIO_DAT0_PIN GPIO_SDIO_D0_2
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#define GPIO_SDIO_DAT1_PIN GPIO_SDIO_D1_3
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#define GPIO_SDIO_DAT2_PIN GPIO_SDIO_D2_3
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#define GPIO_SDIO_DAT3_PIN GPIO_SDIO_D3
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#ifdef CONFIG_GD32F4_SDIO_DMA
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# define SDIO_DMA_INTEN (DMA_CHXCTL_SDEIE | DMA_CHXCTL_TAEIE | DMA_CHXCTL_FTFIE)
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#endif
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#endif /* __BOARDS_ARM_GD32F450ZK_EVAL_INCLUDE_BOARD_H */
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@@ -42,11 +42,15 @@ CSRCS += gd32f4xx_gpio.c
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endif
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ifeq ($(CONFIG_ARCH_BUTTONS),y)
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CSRCS += gd32f4xx_buttons.c
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CSRCS += gd32f4xx_buttons.c
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endif
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ifeq ($(CONFIG_SPI),y)
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CSRCS += gd32f4xx_spi.c
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CSRCS += gd32f4xx_spi.c
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endif
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ifeq ($(CONFIG_MMCSD),y)
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CSRCS += gd32f4xx_sdio.c
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endif
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ifeq ($(CONFIG_MTD_GD25),y)
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@@ -147,6 +147,33 @@
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GPIO_CFG_PORT_B | GPIO_CFG_PIN_1)
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#define GPIO_INT1 (GPIO_CFG_MODE_INPUT | GPIO_CFG_PUPD_NONE | GPIO_CFG_PORT_B | GPIO_CFG_PIN_2)
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/* Can't support MMC/SD features if mountpoints are disabled or if SDIO
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* support is not enabled.
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*/
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#if defined(CONFIG_DISABLE_MOUNTPOINT) || !defined(CONFIG_GD32_SDIO)
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# undef HAVE_SDIO
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#endif
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#define SDIO_MINOR 0 /* Any minor number, default 0 */
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#define SDIO_SLOTNO 0 /* Only one slot */
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#ifdef HAVE_SDIO
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# if !defined(CONFIG_NSH_MMCSDSLOTNO)
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# define CONFIG_NSH_MMCSDSLOTNO SDIO_SLOTNO
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# elif CONFIG_NSH_MMCSDSLOTNO != 0
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# warning "Only one MMC/SD slot, slot 0"
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# undef CONFIG_NSH_MMCSDSLOTNO
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# define CONFIG_NSH_MMCSDSLOTNO SDIO_SLOTNO
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# endif
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# if defined(CONFIG_NSH_MMCSDMINOR)
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# define SDIO_MINOR CONFIG_NSH_MMCSDMINOR
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# else
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# define SDIO_MINOR 0
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# endif
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#endif
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/****************************************************************************
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* Public Data
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****************************************************************************/
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@@ -204,12 +204,12 @@ int board_app_initialize(uintptr_t arg)
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#ifdef CONFIG_INPUT_BUTTONS_LOWER
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/* Register the BUTTON driver */
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ret = btn_lower_initialize("/dev/buttons");
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if (ret != OK)
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{
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syslog(LOG_ERR, "ERROR: btn_lower_initialize() failed: %d\n", ret);
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return ret;
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}
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ret = btn_lower_initialize("/dev/buttons");
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if (ret != OK)
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{
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syslog(LOG_ERR, "ERROR: btn_lower_initialize() failed: %d\n", ret);
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return ret;
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}
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#else
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/* Enable BUTTON support for some other purpose */
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@@ -228,6 +228,34 @@ int board_app_initialize(uintptr_t arg)
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}
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#endif
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/* Configure SDIO chip selects */
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#ifdef CONFIG_ARCH_HAVE_SDIO
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ret = gd32_sdio_initialize();
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if (ret != OK)
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{
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syslog(LOG_ERR, "ERROR: gd32_sdio_initialize() failed: %d\n", ret);
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return ret;
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}
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/* Mount the file system at /mnt/sd */
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ret = nx_mount("/dev/mmcsd0", "/mnt/sd", "vfat", 0, NULL);
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if (ret < 0)
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{
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ret = nx_mount("/dev/mmcsd0", "/mnt/sd", "vfat", 0,
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"forceformat");
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if (ret < 0)
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{
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ferr("ERROR: Failed to mount the SD card: %d\n", ret);
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return ret;
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}
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}
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syslog(LOG_INFO, "INFO: FAT volume /mnt/sd mount " \
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"sd card success: %d\n", ret);
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#endif
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/* Now we are initialized */
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initialized = true;
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@@ -0,0 +1,156 @@
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/****************************************************************************
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* boards/arm/gd32f4/gd32f450zk-eval/src/gd32f4xx_sdio.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <debug.h>
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#include <errno.h>
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#include <nuttx/sdio.h>
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#include <nuttx/mmcsd.h>
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#include "chip.h"
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#include "gd32f4xx.h"
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#include "gd32f450z_eval.h"
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#ifdef CONFIG_MMCSD
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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/* Card detections requires card support and a card detection GPIO */
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#define HAVE_NCD 1
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#if !defined(GPIO_SDMMC1_NCD)
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# undef HAVE_NCD
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#endif
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static struct sdio_dev_s *g_sdio_dev;
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#ifdef HAVE_NCD
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static bool g_sd_inserted = 0xff; /* Impossible value */
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#endif
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: gd32_ncd_interrupt
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*
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* Description:
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* Card detect interrupt handler.
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*
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****************************************************************************/
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#ifdef HAVE_NCD
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static int gd32_ncd_interrupt(int irq, void *context)
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{
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bool present;
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present = !gd32_gpio_read(GPIO_SDMMC1_NCD);
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if (g_sdio_dev && present != g_sd_inserted)
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{
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sdio_mediachange(g_sdio_dev, present);
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g_sd_inserted = present;
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}
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return OK;
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}
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#endif
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: gd32_sdio_initialize
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*
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* Description:
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* Initialize SDIO-based MMC/SD card support
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*
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****************************************************************************/
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int gd32_sdio_initialize(void)
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{
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int ret;
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#ifdef HAVE_NCD
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/* Card detect */
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bool cd_status;
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#endif
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/* Mount the SDIO-based MMC/SD block driver
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* First, get an instance of the SDIO interface
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*/
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finfo("Initializing SDIO slot %d\n", SDIO_SLOTNO);
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g_sdio_dev = sdio_initialize(SDIO_SLOTNO);
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if (!g_sdio_dev)
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{
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ferr("ERROR: Failed to initialize SDIO slot %d\n", SDIO_SLOTNO);
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return -ENODEV;
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}
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/* Now bind the SDIO interface to the MMC/SD driver */
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finfo("Bind SDIO to the MMC/SD driver, minor=%d\n", SDIO_MINOR);
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ret = mmcsd_slotinitialize(SDIO_MINOR, g_sdio_dev);
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if (ret != OK)
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{
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ferr("ERROR: Failed to bind SDIO to the MMC/SD driver: %d\n", ret);
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return ret;
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}
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finfo("Successfully bound SDIO to the MMC/SD driver\n");
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#ifdef HAVE_NCD
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/* Use SD card detect pin to check if a card is g_sd_inserted */
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cd_status = !gd32_gpio_read(GPIO_SDMMC1_NCD);
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finfo("Card detect : %d\n", cd_status);
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sdio_mediachange(g_sdio_dev, cd_status);
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#else
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/* Assume that the SD card is inserted. What choice do we have? */
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sdio_mediachange(g_sdio_dev, true);
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#endif
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return OK;
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}
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#endif /* CONFIG_MMCSD */
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