diff options
Diffstat (limited to 'arch/arm/mach-ux500/board-mop500-sdi.c')
-rw-r--r-- | arch/arm/mach-ux500/board-mop500-sdi.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c index 7f2cb6c5e2c1..6db0740128de 100644 --- a/arch/arm/mach-ux500/board-mop500-sdi.c +++ b/arch/arm/mach-ux500/board-mop500-sdi.c @@ -31,35 +31,6 @@ * SDI 0 (MicroSD slot) */ -/* GPIO pins used by the sdi0 level shifter */ -static int sdi0_en = -1; -static int sdi0_vsel = -1; - -static int mop500_sdi0_ios_handler(struct device *dev, struct mmc_ios *ios) -{ - switch (ios->power_mode) { - case MMC_POWER_UP: - case MMC_POWER_ON: - /* - * Level shifter voltage should depend on vdd to when deciding - * on either 1.8V or 2.9V. Once the decision has been made the - * level shifter must be disabled and re-enabled with a changed - * select signal in order to switch the voltage. Since there is - * no framework support yet for indicating 1.8V in vdd, use the - * default 2.9V. - */ - gpio_direction_output(sdi0_vsel, 0); - gpio_direction_output(sdi0_en, 1); - break; - case MMC_POWER_OFF: - gpio_direction_output(sdi0_vsel, 0); - gpio_direction_output(sdi0_en, 0); - break; - } - - return 0; -} - #ifdef CONFIG_STE_DMA40 struct stedma40_chan_cfg mop500_sdi0_dma_cfg_rx = { .mode = STEDMA40_MODE_LOGICAL, @@ -100,22 +71,6 @@ struct mmci_platform_data mop500_sdi0_data = { static void sdi0_configure(struct device *parent) { - int ret; - - ret = gpio_request(sdi0_en, "level shifter enable"); - if (!ret) - ret = gpio_request(sdi0_vsel, - "level shifter 1v8-3v select"); - - if (ret) { - pr_warning("unable to config sdi0 gpios for level shifter.\n"); - return; - } - - /* Select the default 2.9V and enable level shifter */ - gpio_direction_output(sdi0_vsel, 0); - gpio_direction_output(sdi0_en, 1); - /* Add the device, force v2 to subrevision 1 */ db8500_add_sdi0(parent, &mop500_sdi0_data, U8500_SDI_V2_PERIPHID); } @@ -123,8 +78,6 @@ static void sdi0_configure(struct device *parent) void mop500_sdi_tc35892_init(struct device *parent) { mop500_sdi0_data.gpio_cd = GPIO_SDMMC_CD; - sdi0_en = GPIO_SDMMC_EN; - sdi0_vsel = GPIO_SDMMC_1V8_3V_SEL; sdi0_configure(parent); } @@ -263,8 +216,6 @@ void __init snowball_sdi_init(struct device *parent) /* External Micro SD slot */ mop500_sdi0_data.gpio_cd = SNOWBALL_SDMMC_CD_GPIO; mop500_sdi0_data.cd_invert = true; - sdi0_en = SNOWBALL_SDMMC_EN_GPIO; - sdi0_vsel = SNOWBALL_SDMMC_1V8_3V_GPIO; sdi0_configure(parent); } @@ -276,8 +227,6 @@ void __init hrefv60_sdi_init(struct device *parent) db8500_add_sdi4(parent, &mop500_sdi4_data, U8500_SDI_V2_PERIPHID); /* External Micro SD slot */ mop500_sdi0_data.gpio_cd = HREFV60_SDMMC_CD_GPIO; - sdi0_en = HREFV60_SDMMC_EN_GPIO; - sdi0_vsel = HREFV60_SDMMC_1V8_3V_GPIO; sdi0_configure(parent); /* WLAN SDIO channel */ db8500_add_sdi1(parent, &mop500_sdi1_data, U8500_SDI_V2_PERIPHID); |