From a702c8abb2a95a5b5920373a727be0b94d96b33c Mon Sep 17 00:00:00 2001 From: Zhangfei Gao Date: Wed, 8 Jun 2011 17:41:57 +0800 Subject: mmc: host: split up sdhci-pxa, create sdhci-pxav3.c sdhci-pltfm driver for PXAV3 SoCs, such as MMP2. Signed-off-by: Zhangfei Gao Signed-off-by: Philip Rakity Acked-by: Philip Rakity Acked-by: Mark F. Brown Signed-off-by: Chris Ball --- arch/arm/plat-pxa/include/plat/sdhci.h | 35 +++++++++++++++++++++++++++++----- 1 file changed, 30 insertions(+), 5 deletions(-) (limited to 'arch/arm/plat-pxa') 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 */ -- cgit v1.2.3