diff options
author | Stephen Warren <swarren@nvidia.com> | 2016-09-13 10:45:44 -0600 |
---|---|---|
committer | Tom Warren <twarren@nvidia.com> | 2016-09-27 09:11:01 -0700 |
commit | 6b83588eea77c6fe69c11ba9e5eb2df071b1dadc (patch) | |
tree | ea531251ee29b1d93686754252c1f33e5355caee | |
parent | 67748a73b14b239283bc1ace7564a124b714b75e (diff) | |
download | u-boot-imx-6b83588eea77c6fe69c11ba9e5eb2df071b1dadc.zip u-boot-imx-6b83588eea77c6fe69c11ba9e5eb2df071b1dadc.tar.gz u-boot-imx-6b83588eea77c6fe69c11ba9e5eb2df071b1dadc.tar.bz2 |
mmc: tegra: move pad_init_mmc() into MMC driver
pad_init_mmc() is performing an SoC-specific operation, using registers
within the MMC controller. There's no reason to implement this code
outside the MMC driver, so move it inside the driver.
Cc: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
-rw-r--r-- | arch/arm/include/asm/arch-tegra/tegra_mmc.h | 2 | ||||
-rw-r--r-- | arch/arm/mach-tegra/board186.c | 5 | ||||
-rw-r--r-- | arch/arm/mach-tegra/board2.c | 29 | ||||
-rw-r--r-- | drivers/mmc/tegra_mmc.c | 28 |
4 files changed, 28 insertions, 36 deletions
diff --git a/arch/arm/include/asm/arch-tegra/tegra_mmc.h b/arch/arm/include/asm/arch-tegra/tegra_mmc.h index 07ef4c0..fecb659 100644 --- a/arch/arm/include/asm/arch-tegra/tegra_mmc.h +++ b/arch/arm/include/asm/arch-tegra/tegra_mmc.h @@ -151,7 +151,5 @@ struct mmc_host { struct mmc_config cfg; /* mmc configuration */ }; -void pad_init_mmc(struct mmc_host *host); - #endif /* __ASSEMBLY__ */ #endif /* __TEGRA_MMC_H_ */ diff --git a/arch/arm/mach-tegra/board186.c b/arch/arm/mach-tegra/board186.c index 1b9799f..8b76205 100644 --- a/arch/arm/mach-tegra/board186.c +++ b/arch/arm/mach-tegra/board186.c @@ -7,7 +7,6 @@ #include <common.h> #include <asm/arch/tegra.h> #include <asm/arch-tegra/mmc.h> -#include <asm/arch-tegra/tegra_mmc.h> DECLARE_GLOBAL_DATA_PTR; @@ -31,10 +30,6 @@ int board_late_init(void) return 0; } -void pad_init_mmc(struct mmc_host *host) -{ -} - int board_mmc_init(bd_t *bd) { tegra_mmc_init(); diff --git a/arch/arm/mach-tegra/board2.c b/arch/arm/mach-tegra/board2.c index 9158ace..e3cdb00 100644 --- a/arch/arm/mach-tegra/board2.c +++ b/arch/arm/mach-tegra/board2.c @@ -33,7 +33,6 @@ #include <usb.h> #endif #ifdef CONFIG_TEGRA_MMC -#include <asm/arch-tegra/tegra_mmc.h> #include <asm/arch-tegra/mmc.h> #endif #include <asm/arch-tegra/xusb-padctl.h> @@ -248,34 +247,6 @@ int board_mmc_init(bd_t *bd) return 0; } - -void pad_init_mmc(struct mmc_host *host) -{ -#if defined(CONFIG_TEGRA30) - enum periph_id id = host->mmc_id; - u32 val; - - debug("%s: sdmmc address = %08x, id = %d\n", __func__, - (unsigned int)host->reg, id); - - /* Set the pad drive strength for SDMMC1 or 3 only */ - if (id != PERIPH_ID_SDMMC1 && id != PERIPH_ID_SDMMC3) { - debug("%s: settings are only valid for SDMMC1/SDMMC3!\n", - __func__); - return; - } - - val = readl(&host->reg->sdmemcmppadctl); - val &= 0xFFFFFFF0; - val |= MEMCOMP_PADCTRL_VREF; - writel(val, &host->reg->sdmemcmppadctl); - - val = readl(&host->reg->autocalcfg); - val &= 0xFFFF0000; - val |= AUTO_CAL_PU_OFFSET | AUTO_CAL_PD_OFFSET | AUTO_CAL_ENABLED; - writel(val, &host->reg->autocalcfg); -#endif /* T30 */ -} #endif /* MMC */ /* diff --git a/drivers/mmc/tegra_mmc.c b/drivers/mmc/tegra_mmc.c index 08b4bd4..5e6cfe7 100644 --- a/drivers/mmc/tegra_mmc.c +++ b/drivers/mmc/tegra_mmc.c @@ -448,6 +448,34 @@ static void tegra_mmc_set_ios(struct mmc *mmc) debug("mmc_set_ios: hostctl = %08X\n", ctrl); } +static void pad_init_mmc(struct mmc_host *host) +{ +#if defined(CONFIG_TEGRA30) + enum periph_id id = host->mmc_id; + u32 val; + + debug("%s: sdmmc address = %08x, id = %d\n", __func__, + (unsigned int)host->reg, id); + + /* Set the pad drive strength for SDMMC1 or 3 only */ + if (id != PERIPH_ID_SDMMC1 && id != PERIPH_ID_SDMMC3) { + debug("%s: settings are only valid for SDMMC1/SDMMC3!\n", + __func__); + return; + } + + val = readl(&host->reg->sdmemcmppadctl); + val &= 0xFFFFFFF0; + val |= MEMCOMP_PADCTRL_VREF; + writel(val, &host->reg->sdmemcmppadctl); + + val = readl(&host->reg->autocalcfg); + val &= 0xFFFF0000; + val |= AUTO_CAL_PU_OFFSET | AUTO_CAL_PD_OFFSET | AUTO_CAL_ENABLED; + writel(val, &host->reg->autocalcfg); +#endif +} + static void mmc_reset(struct mmc_host *host, struct mmc *mmc) { unsigned int timeout; |