From: Nikita Kiryanov Date: Mon, 3 Dec 2012 02:19:44 +0000 (+0000) Subject: omap_hsmmc: implement driver check for card detection X-Git-Tag: v2013.04-rc2~24^2~49 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=e874d5b001e9d7ea0fc7596ef0fe6dd520ed8ec6;p=oweals%2Fu-boot.git omap_hsmmc: implement driver check for card detection Implement driver check for card detection. Signed-off-by: Nikita Kiryanov Signed-off-by: Igor Grinberg --- diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c index ab313265d0..7def17ebac 100644 --- a/arch/arm/cpu/armv7/am33xx/board.c +++ b/arch/arm/cpu/armv7/am33xx/board.c @@ -56,11 +56,11 @@ int cpu_mmc_init(bd_t *bis) { int ret; - ret = omap_mmc_init(0, 0, 0); + ret = omap_mmc_init(0, 0, 0, -1); if (ret) return ret; - return omap_mmc_init(1, 0, 0); + return omap_mmc_init(1, 0, 0, -1); } #endif diff --git a/arch/arm/cpu/armv7/omap-common/boot-common.c b/arch/arm/cpu/armv7/omap-common/boot-common.c index 1c8b6177dd..793e82e95c 100644 --- a/arch/arm/cpu/armv7/omap-common/boot-common.c +++ b/arch/arm/cpu/armv7/omap-common/boot-common.c @@ -64,11 +64,11 @@ int board_mmc_init(bd_t *bis) { switch (spl_boot_device()) { case BOOT_DEVICE_MMC1: - omap_mmc_init(0, 0, 0); + omap_mmc_init(0, 0, 0, -1); break; case BOOT_DEVICE_MMC2: case BOOT_DEVICE_MMC2_2: - omap_mmc_init(1, 0, 0); + omap_mmc_init(1, 0, 0, -1); break; } return 0; diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c index 89c587e310..f9f7aae776 100644 --- a/arch/arm/cpu/armv7/omap3/board.c +++ b/arch/arm/cpu/armv7/omap3/board.c @@ -98,11 +98,11 @@ int board_mmc_init(bd_t *bis) { switch (spl_boot_device()) { case BOOT_DEVICE_MMC1: - omap_mmc_init(0, 0, 0); + omap_mmc_init(0, 0, 0, -1); break; case BOOT_DEVICE_MMC2: case BOOT_DEVICE_MMC2_2: - omap_mmc_init(1, 0, 0); + omap_mmc_init(1, 0, 0, -1); break; } return 0; diff --git a/arch/arm/include/asm/omap_mmc.h b/arch/arm/include/asm/omap_mmc.h index 83726ee0a2..8d86de1b11 100644 --- a/arch/arm/include/asm/omap_mmc.h +++ b/arch/arm/include/asm/omap_mmc.h @@ -161,7 +161,7 @@ struct hsmmc { #define mmc_reg_out(addr, mask, val)\ writel((readl(addr) & (~(mask))) | ((val) & (mask)), (addr)) -int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max); +int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio); #endif /* OMAP_MMC_H_ */ diff --git a/board/cm_t35/cm_t35.c b/board/cm_t35/cm_t35.c index edbb941985..89e0fd30a8 100644 --- a/board/cm_t35/cm_t35.c +++ b/board/cm_t35/cm_t35.c @@ -379,7 +379,7 @@ void set_muxconf_regs(void) #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { - return omap_mmc_init(0, 0, 0); + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/comelit/dig297/dig297.c b/board/comelit/dig297/dig297.c index c6c10717b7..2a55cb8b7b 100644 --- a/board/comelit/dig297/dig297.c +++ b/board/comelit/dig297/dig297.c @@ -147,8 +147,7 @@ void set_muxconf_regs(void) #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/corscience/tricorder/tricorder.c b/board/corscience/tricorder/tricorder.c index 56fe495277..23e15be770 100644 --- a/board/corscience/tricorder/tricorder.c +++ b/board/corscience/tricorder/tricorder.c @@ -80,7 +80,7 @@ void set_muxconf_regs(void) #if defined(CONFIG_GENERIC_MMC) && !(defined(CONFIG_SPL_BUILD)) int board_mmc_init(bd_t *bis) { - return omap_mmc_init(0, 0, 0); + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/htkw/mcx/mcx.c b/board/htkw/mcx/mcx.c index 9fe6408ecf..5cf5bb6c4c 100644 --- a/board/htkw/mcx/mcx.c +++ b/board/htkw/mcx/mcx.c @@ -114,7 +114,7 @@ void set_muxconf_regs(void) #if defined(CONFIG_OMAP_HSMMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - return omap_mmc_init(0, 0, 0); + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/isee/igep00x0/igep00x0.c b/board/isee/igep00x0/igep00x0.c index 49fcf34893..3a2a023b64 100644 --- a/board/isee/igep00x0/igep00x0.c +++ b/board/isee/igep00x0/igep00x0.c @@ -150,8 +150,7 @@ static inline void setup_net_chip(void) {} #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/logicpd/am3517evm/am3517evm.c b/board/logicpd/am3517evm/am3517evm.c index 0b3721ed85..26f0289d45 100644 --- a/board/logicpd/am3517evm/am3517evm.c +++ b/board/logicpd/am3517evm/am3517evm.c @@ -135,8 +135,7 @@ void set_muxconf_regs(void) #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/logicpd/omap3som/omap3logic.c b/board/logicpd/omap3som/omap3logic.c index 12bcfcb877..fc1181215b 100644 --- a/board/logicpd/omap3som/omap3logic.c +++ b/board/logicpd/omap3som/omap3logic.c @@ -140,7 +140,7 @@ int board_init(void) #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - return omap_mmc_init(0, 0, 0); + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/logicpd/zoom1/zoom1.c b/board/logicpd/zoom1/zoom1.c index 90b6b0fde5..e02dc34909 100644 --- a/board/logicpd/zoom1/zoom1.c +++ b/board/logicpd/zoom1/zoom1.c @@ -92,8 +92,7 @@ void set_muxconf_regs(void) #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/logicpd/zoom2/zoom2.c b/board/logicpd/zoom2/zoom2.c index 8e18019801..a622b9a7bb 100644 --- a/board/logicpd/zoom2/zoom2.c +++ b/board/logicpd/zoom2/zoom2.c @@ -183,8 +183,7 @@ void set_muxconf_regs (void) #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/matrix_vision/mvblx/mvblx.c b/board/matrix_vision/mvblx/mvblx.c index f68f312215..cb1e0c8420 100644 --- a/board/matrix_vision/mvblx/mvblx.c +++ b/board/matrix_vision/mvblx/mvblx.c @@ -106,8 +106,8 @@ void set_muxconf_regs(void) #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - omap_mmc_init(1, 0, 0); + omap_mmc_init(0, 0, 0, -1); + omap_mmc_init(1, 0, 0, -1); return 0; } #endif diff --git a/board/nokia/rx51/rx51.c b/board/nokia/rx51/rx51.c index b2fe1c531a..f303e1ebc7 100644 --- a/board/nokia/rx51/rx51.c +++ b/board/nokia/rx51/rx51.c @@ -671,7 +671,7 @@ int rx51_kp_getc(void) */ int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - omap_mmc_init(1, 0, 0); + omap_mmc_init(0, 0, 0, -1); + omap_mmc_init(1, 0, 0, -1); return 0; } diff --git a/board/overo/overo.c b/board/overo/overo.c index fdf46a2aae..c5b4d5b757 100644 --- a/board/overo/overo.c +++ b/board/overo/overo.c @@ -392,7 +392,6 @@ int board_eth_init(bd_t *bis) #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/pandora/pandora.c b/board/pandora/pandora.c index 3a62e9d633..e2feff8cae 100644 --- a/board/pandora/pandora.c +++ b/board/pandora/pandora.c @@ -139,7 +139,6 @@ void set_muxconf_regs(void) #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/technexion/twister/twister.c b/board/technexion/twister/twister.c index c9eea9b304..0d44bae181 100644 --- a/board/technexion/twister/twister.c +++ b/board/technexion/twister/twister.c @@ -147,7 +147,7 @@ int board_eth_init(bd_t *bis) !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - return omap_mmc_init(0, 0, 0); + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/teejet/mt_ventoux/mt_ventoux.c b/board/teejet/mt_ventoux/mt_ventoux.c index c516c75a00..6f6c5150a0 100644 --- a/board/teejet/mt_ventoux/mt_ventoux.c +++ b/board/teejet/mt_ventoux/mt_ventoux.c @@ -304,7 +304,7 @@ int board_eth_init(bd_t *bis) !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - return omap_mmc_init(0, 0, 0); + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/ti/am3517crane/am3517crane.c b/board/ti/am3517crane/am3517crane.c index 888398deac..91b6822af3 100644 --- a/board/ti/am3517crane/am3517crane.c +++ b/board/ti/am3517crane/am3517crane.c @@ -78,7 +78,6 @@ void set_muxconf_regs(void) #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/ti/beagle/beagle.c b/board/ti/beagle/beagle.c index 58bd556208..51dbd5df6e 100644 --- a/board/ti/beagle/beagle.c +++ b/board/ti/beagle/beagle.c @@ -532,8 +532,7 @@ void set_muxconf_regs(void) #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/ti/evm/evm.c b/board/ti/evm/evm.c index 8a3aa0c5bf..42a98ffabf 100644 --- a/board/ti/evm/evm.c +++ b/board/ti/evm/evm.c @@ -277,7 +277,6 @@ int board_eth_init(bd_t *bis) #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/ti/omap5_evm/evm.c b/board/ti/omap5_evm/evm.c index c8dfdf8142..45d4704772 100644 --- a/board/ti/omap5_evm/evm.c +++ b/board/ti/omap5_evm/evm.c @@ -94,8 +94,8 @@ void set_muxconf_regs_non_essential(void) #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - omap_mmc_init(1, 0, 0); + omap_mmc_init(0, 0, 0, -1); + omap_mmc_init(1, 0, 0, -1); return 0; } #endif diff --git a/board/ti/panda/panda.c b/board/ti/panda/panda.c index 4feef78efe..ebbb8b1902 100644 --- a/board/ti/panda/panda.c +++ b/board/ti/panda/panda.c @@ -179,8 +179,7 @@ void set_muxconf_regs_non_essential(void) #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/ti/sdp3430/sdp.c b/board/ti/sdp3430/sdp.c index 9a1c012145..e256815347 100644 --- a/board/ti/sdp3430/sdp.c +++ b/board/ti/sdp3430/sdp.c @@ -209,7 +209,6 @@ void set_muxconf_regs(void) #ifdef CONFIG_GENERIC_MMC int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/board/ti/sdp4430/sdp.c b/board/ti/sdp4430/sdp.c index 982c771a73..167f3cbe15 100644 --- a/board/ti/sdp4430/sdp.c +++ b/board/ti/sdp4430/sdp.c @@ -108,8 +108,8 @@ void set_muxconf_regs_non_essential(void) #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - omap_mmc_init(1, 0, 0); + omap_mmc_init(0, 0, 0, -1); + omap_mmc_init(1, 0, 0, -1); return 0; } #endif diff --git a/board/timll/devkit8000/devkit8000.c b/board/timll/devkit8000/devkit8000.c index 85685ee7c0..0fb80657ff 100644 --- a/board/timll/devkit8000/devkit8000.c +++ b/board/timll/devkit8000/devkit8000.c @@ -136,8 +136,7 @@ void set_muxconf_regs(void) #if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD) int board_mmc_init(bd_t *bis) { - omap_mmc_init(0, 0, 0); - return 0; + return omap_mmc_init(0, 0, 0, -1); } #endif diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c index 0fdbac3912..cb1a7bdd65 100644 --- a/drivers/mmc/omap_hsmmc.c +++ b/drivers/mmc/omap_hsmmc.c @@ -30,6 +30,7 @@ #include #include #include +#include #include #include #include @@ -40,6 +41,7 @@ struct omap_hsmmc_data { struct hsmmc *base_addr; + int cd_gpio; }; /* If we fail after 1 second wait, something is really bad */ @@ -51,6 +53,36 @@ static int mmc_write_data(struct hsmmc *mmc_base, const char *buf, static struct mmc hsmmc_dev[3]; static struct omap_hsmmc_data hsmmc_dev_data[3]; +#if (defined(CONFIG_OMAP_GPIO) && !defined(CONFIG_SPL_BUILD)) || \ + (defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_GPIO_SUPPORT)) +static int omap_mmc_setup_gpio_in(int gpio, const char *label) +{ + if (!gpio_is_valid(gpio)) + return -1; + + if (gpio_request(gpio, label) < 0) + return -1; + + if (gpio_direction_input(gpio) < 0) + return -1; + + return gpio; +} + +static int omap_mmc_getcd(struct mmc *mmc) +{ + int cd_gpio = ((struct omap_hsmmc_data *)mmc->priv)->cd_gpio; + return gpio_get_value(cd_gpio); +} +#else +static inline int omap_mmc_setup_gpio_in(int gpio, const char *label) +{ + return -1; +} + +#define omap_mmc_getcd NULL +#endif + #if defined(CONFIG_OMAP44XX) && defined(CONFIG_TWL6030_POWER) static void omap4_vmmc_pbias_config(struct mmc *mmc) { @@ -548,7 +580,7 @@ static void mmc_set_ios(struct mmc *mmc) writel(readl(&mmc_base->sysctl) | CEN_ENABLE, &mmc_base->sysctl); } -int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max) +int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio) { struct mmc *mmc = &hsmmc_dev[dev_index]; struct omap_hsmmc_data *priv_data = &hsmmc_dev_data[dev_index]; @@ -557,7 +589,7 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max) mmc->send_cmd = mmc_send_cmd; mmc->set_ios = mmc_set_ios; mmc->init = mmc_init_setup; - mmc->getcd = NULL; + mmc->getcd = omap_mmc_getcd; mmc->priv = priv_data; switch (dev_index) { @@ -578,6 +610,7 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max) priv_data->base_addr = (struct hsmmc *)OMAP_HSMMC1_BASE; return 1; } + priv_data->cd_gpio = omap_mmc_setup_gpio_in(cd_gpio, "mmc_cd"); mmc->voltages = MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195; mmc->host_caps = (MMC_MODE_4BIT | MMC_MODE_HS_52MHz | MMC_MODE_HS | MMC_MODE_HC) & ~host_caps_mask;