diff options
Diffstat (limited to 'drivers/mfd/tmio_core.c')
-rw-r--r-- | drivers/mfd/tmio_core.c | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/drivers/mfd/tmio_core.c b/drivers/mfd/tmio_core.c deleted file mode 100644 index 7ee873551482..000000000000 --- a/drivers/mfd/tmio_core.c +++ /dev/null @@ -1,70 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright(c) 2009 Ian Molton <spyro@f2s.com> - */ - -#include <linux/export.h> -#include <linux/mfd/tmio.h> - -#define CNF_CMD 0x04 -#define CNF_CTL_BASE 0x10 -#define CNF_INT_PIN 0x3d -#define CNF_STOP_CLK_CTL 0x40 -#define CNF_GCLK_CTL 0x41 -#define CNF_SD_CLK_MODE 0x42 -#define CNF_PIN_STATUS 0x44 -#define CNF_PWR_CTL_1 0x48 -#define CNF_PWR_CTL_2 0x49 -#define CNF_PWR_CTL_3 0x4a -#define CNF_CARD_DETECT_MODE 0x4c -#define CNF_SD_SLOT 0x50 -#define CNF_EXT_GCLK_CTL_1 0xf0 -#define CNF_EXT_GCLK_CTL_2 0xf1 -#define CNF_EXT_GCLK_CTL_3 0xf9 -#define CNF_SD_LED_EN_1 0xfa -#define CNF_SD_LED_EN_2 0xfe - -#define SDCREN 0x2 /* Enable access to MMC CTL regs. (flag in COMMAND_REG)*/ - -int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base) -{ - /* Enable the MMC/SD Control registers */ - sd_config_write16(cnf, shift, CNF_CMD, SDCREN); - sd_config_write32(cnf, shift, CNF_CTL_BASE, base & 0xfffe); - - /* Disable SD power during suspend */ - sd_config_write8(cnf, shift, CNF_PWR_CTL_3, 0x01); - - /* The below is required but why? FIXME */ - sd_config_write8(cnf, shift, CNF_STOP_CLK_CTL, 0x1f); - - /* Power down SD bus */ - sd_config_write8(cnf, shift, CNF_PWR_CTL_2, 0x00); - - return 0; -} -EXPORT_SYMBOL(tmio_core_mmc_enable); - -int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base) -{ - - /* Enable the MMC/SD Control registers */ - sd_config_write16(cnf, shift, CNF_CMD, SDCREN); - sd_config_write32(cnf, shift, CNF_CTL_BASE, base & 0xfffe); - - return 0; -} -EXPORT_SYMBOL(tmio_core_mmc_resume); - -void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state) -{ - sd_config_write8(cnf, shift, CNF_PWR_CTL_2, state ? 0x02 : 0x00); -} -EXPORT_SYMBOL(tmio_core_mmc_pwr); - -void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state) -{ - sd_config_write8(cnf, shift, CNF_SD_CLK_MODE, state ? 1 : 0); -} -EXPORT_SYMBOL(tmio_core_mmc_clk_div); - |