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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /include/linux/platform_data/pxa_sdhci.h
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
Diffstat (limited to 'include/linux/platform_data/pxa_sdhci.h')
-rw-r--r--include/linux/platform_data/pxa_sdhci.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/include/linux/platform_data/pxa_sdhci.h b/include/linux/platform_data/pxa_sdhci.h
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+/*
+ * include/linux/platform_data/pxa_sdhci.h
+ *
+ * Copyright 2010 Marvell
+ * Zhangfei Gao <zhangfei.gao@marvell.com>
+ *
+ * PXA Platform - SDHCI platform data definitions
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _PXA_SDHCI_H_
+#define _PXA_SDHCI_H_
+
+/* pxa specific flag */
+/* Require clock free running */
+#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
+ * @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 pm_caps;
+};
+
+struct sdhci_pxa {
+ u8 clk_enable;
+ u8 power_mode;
+};
+#endif /* _PXA_SDHCI_H_ */