diff options
| author | Zhangfei Gao <zhangfei.gao@marvell.com> | 2011-06-08 13:41:57 +0400 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2011-07-21 01:20:49 +0400 |
| commit | a702c8abb2a95a5b5920373a727be0b94d96b33c (patch) | |
| tree | 85286f81398fcb0de72f101486bcb439a25079d3 /arch/arm | |
| parent | f0de836923186e1fc0acb65299c2f2089c7992af (diff) | |
| download | linux-a702c8abb2a95a5b5920373a727be0b94d96b33c.tar.xz | |
mmc: host: split up sdhci-pxa, create sdhci-pxav3.c
sdhci-pltfm driver for PXAV3 SoCs, such as MMP2.
Signed-off-by: Zhangfei Gao <zhangfei.gao@marvell.com>
Signed-off-by: Philip Rakity <prakity@marvell.com>
Acked-by: Philip Rakity <prakity@marvell.com>
Acked-by: Mark F. Brown <mark.brown314@gmail.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/plat-pxa/include/plat/sdhci.h | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/arch/arm/plat-pxa/include/plat/sdhci.h b/arch/arm/plat-pxa/include/plat/sdhci.h index 1ab332e37d7d..800ebc149fc1 100644 --- a/arch/arm/plat-pxa/include/plat/sdhci.h +++ b/arch/arm/plat-pxa/include/plat/sdhci.h @@ -15,21 +15,46 @@ /* pxa specific flag */ /* Require clock free running */ -#define PXA_FLAG_DISABLE_CLOCK_GATING (1<<0) - +#define PXA_FLAG_ENABLE_CLOCK_GATING (1<<0) +/* card always wired to host, like on-chip emmc */ +#define PXA_FLAG_CARD_PERMANENT (1<<1) /* Board design supports 8-bit data on SD/SDIO BUS */ #define PXA_FLAG_SD_8_BIT_CAPABLE_SLOT (1<<2) /* * struct pxa_sdhci_platdata() - Platform device data for PXA SDHCI - * @max_speed: the maximum speed supported - * @quirks: quirks of specific device * @flags: flags for platform requirement + * @clk_delay_cycles: + * mmp2: each step is roughly 100ps, 5bits width + * pxa910: each step is 1ns, 4bits width + * @clk_delay_sel: select clk_delay, used on pxa910 + * 0: choose feedback clk + * 1: choose feedback clk + delay value + * 2: choose internal clk + * @clk_delay_enable: enable clk_delay or not, used on pxa910 + * @ext_cd_gpio: gpio pin used for external CD line + * @ext_cd_gpio_invert: invert values for external CD gpio line + * @max_speed: the maximum speed supported + * @host_caps: Standard MMC host capabilities bit field. + * @quirks: quirks of platfrom + * @pm_caps: pm_caps of platfrom */ struct sdhci_pxa_platdata { + unsigned int flags; + unsigned int clk_delay_cycles; + unsigned int clk_delay_sel; + bool clk_delay_enable; + unsigned int ext_cd_gpio; + bool ext_cd_gpio_invert; unsigned int max_speed; + unsigned int host_caps; unsigned int quirks; - unsigned int flags; + unsigned int pm_caps; +}; + +struct sdhci_pxa { + u8 clk_enable; + u8 power_mode; }; #endif /* __PLAT_PXA_SDHCI_H */ |