omap_hsmmc: add driver check for write protection

Add check for write protection in omap mmc driver.

Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Reviewed-by: Tom Rini <trini@ti.com>
This commit is contained in:
Nikita Kiryanov 2012-12-03 02:19:47 +00:00 committed by Tom Rini
parent d23d8d7e06
commit e3913f56a2
28 changed files with 47 additions and 36 deletions

View file

@ -56,11 +56,11 @@ int cpu_mmc_init(bd_t *bis)
{
int ret;
ret = omap_mmc_init(0, 0, 0, -1);
ret = omap_mmc_init(0, 0, 0, -1, -1);
if (ret)
return ret;
return omap_mmc_init(1, 0, 0, -1);
return omap_mmc_init(1, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
omap_mmc_init(0, 0, 0, -1, -1);
break;
case BOOT_DEVICE_MMC2:
case BOOT_DEVICE_MMC2_2:
omap_mmc_init(1, 0, 0, -1);
omap_mmc_init(1, 0, 0, -1, -1);
break;
}
return 0;

View file

@ -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, -1);
omap_mmc_init(0, 0, 0, -1, -1);
break;
case BOOT_DEVICE_MMC2:
case BOOT_DEVICE_MMC2_2:
omap_mmc_init(1, 0, 0, -1);
omap_mmc_init(1, 0, 0, -1, -1);
break;
}
return 0;

View file

@ -161,7 +161,8 @@ 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 cd_gpio);
int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio,
int wp_gpio);
#endif /* OMAP_MMC_H_ */

View file

@ -390,7 +390,7 @@ int board_mmc_getcd(struct mmc *mmc)
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, 59);
}
#endif

View file

@ -147,7 +147,7 @@ void set_muxconf_regs(void)
#ifdef CONFIG_GENERIC_MMC
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -150,7 +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)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -135,7 +135,7 @@ 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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -92,7 +92,7 @@ void set_muxconf_regs(void)
#ifdef CONFIG_GENERIC_MMC
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -183,7 +183,7 @@ void set_muxconf_regs (void)
#ifdef CONFIG_GENERIC_MMC
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
omap_mmc_init(1, 0, 0, -1);
omap_mmc_init(0, 0, 0, -1, -1);
omap_mmc_init(1, 0, 0, -1, -1);
return 0;
}
#endif

View file

@ -671,7 +671,7 @@ int rx51_kp_getc(void)
*/
int board_mmc_init(bd_t *bis)
{
omap_mmc_init(0, 0, 0, -1);
omap_mmc_init(1, 0, 0, -1);
omap_mmc_init(0, 0, 0, -1, -1);
omap_mmc_init(1, 0, 0, -1, -1);
return 0;
}

View file

@ -392,6 +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)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -139,6 +139,6 @@ void set_muxconf_regs(void)
#ifdef CONFIG_GENERIC_MMC
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -78,6 +78,6 @@ 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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -532,7 +532,7 @@ 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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -277,6 +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)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
omap_mmc_init(1, 0, 0, -1);
omap_mmc_init(0, 0, 0, -1, -1);
omap_mmc_init(1, 0, 0, -1, -1);
return 0;
}
#endif

View file

@ -179,7 +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)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -209,6 +209,6 @@ void set_muxconf_regs(void)
#ifdef CONFIG_GENERIC_MMC
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(0, 0, 0, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -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, -1);
omap_mmc_init(1, 0, 0, -1);
omap_mmc_init(0, 0, 0, -1, -1);
omap_mmc_init(1, 0, 0, -1, -1);
return 0;
}
#endif

View file

@ -136,7 +136,7 @@ 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, -1);
return omap_mmc_init(0, 0, 0, -1, -1);
}
#endif

View file

@ -42,6 +42,7 @@
struct omap_hsmmc_data {
struct hsmmc *base_addr;
int cd_gpio;
int wp_gpio;
};
/* If we fail after 1 second wait, something is really bad */
@ -74,6 +75,12 @@ 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);
}
static int omap_mmc_getwp(struct mmc *mmc)
{
int wp_gpio = ((struct omap_hsmmc_data *)mmc->priv)->wp_gpio;
return gpio_get_value(wp_gpio);
}
#else
static inline int omap_mmc_setup_gpio_in(int gpio, const char *label)
{
@ -81,6 +88,7 @@ static inline int omap_mmc_setup_gpio_in(int gpio, const char *label)
}
#define omap_mmc_getcd NULL
#define omap_mmc_getwp NULL
#endif
#if defined(CONFIG_OMAP44XX) && defined(CONFIG_TWL6030_POWER)
@ -580,7 +588,8 @@ 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 cd_gpio)
int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio,
int wp_gpio)
{
struct mmc *mmc = &hsmmc_dev[dev_index];
struct omap_hsmmc_data *priv_data = &hsmmc_dev_data[dev_index];
@ -590,7 +599,7 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio)
mmc->set_ios = mmc_set_ios;
mmc->init = mmc_init_setup;
mmc->getcd = omap_mmc_getcd;
mmc->getwp = NULL;
mmc->getwp = omap_mmc_getwp;
mmc->priv = priv_data;
switch (dev_index) {
@ -612,6 +621,7 @@ int omap_mmc_init(int dev_index, uint host_caps_mask, uint f_max, int cd_gpio)
return 1;
}
priv_data->cd_gpio = omap_mmc_setup_gpio_in(cd_gpio, "mmc_cd");
priv_data->wp_gpio = omap_mmc_setup_gpio_in(wp_gpio, "mmc_wp");
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;