Initial Contribution
msm-2.6.38: tag AU_LINUX_ANDROID_GINGERBREAD.02.03.04.00.142
Signed-off-by: Bryan Huntsman <bryanh@codeaurora.org>
diff --git a/drivers/mmc/host/msm_sdcc.h b/drivers/mmc/host/msm_sdcc.h
index 42d7bbc..c6acea9 100644
--- a/drivers/mmc/host/msm_sdcc.h
+++ b/drivers/mmc/host/msm_sdcc.h
@@ -2,6 +2,7 @@
* linux/drivers/mmc/host/msmsdcc.h - QCT MSM7K SDC Controller
*
* Copyright (C) 2008 Google, All Rights Reserved.
+ * Copyright (c) 2009-2011, Code Aurora Forum. All rights reserved.
*
* 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
@@ -13,10 +14,23 @@
#ifndef _MSM_SDCC_H
#define _MSM_SDCC_H
-#define MSMSDCC_CRCI_SDC1 6
-#define MSMSDCC_CRCI_SDC2 7
-#define MSMSDCC_CRCI_SDC3 12
-#define MSMSDCC_CRCI_SDC4 13
+#include <linux/types.h>
+
+#include <linux/ioport.h>
+#include <linux/interrupt.h>
+#include <linux/mmc/host.h>
+#include <linux/mmc/card.h>
+#include <linux/mmc/mmc.h>
+#include <linux/mmc/sdio.h>
+#include <linux/scatterlist.h>
+#include <linux/dma-mapping.h>
+#include <linux/wakelock.h>
+#include <linux/earlysuspend.h>
+#include <mach/sps.h>
+
+#include <asm/sizes.h>
+#include <asm/mach/mmc.h>
+#include <mach/dma.h>
#define MMCIPOWER 0x000
#define MCI_PWR_OFF 0x00
@@ -27,10 +41,13 @@
#define MMCICLOCK 0x004
#define MCI_CLK_ENABLE (1 << 8)
#define MCI_CLK_PWRSAVE (1 << 9)
-#define MCI_CLK_WIDEBUS (1 << 10)
+#define MCI_CLK_WIDEBUS_1 (0 << 10)
+#define MCI_CLK_WIDEBUS_4 (2 << 10)
+#define MCI_CLK_WIDEBUS_8 (3 << 10)
#define MCI_CLK_FLOWENA (1 << 12)
#define MCI_CLK_INVERTOUT (1 << 13)
-#define MCI_CLK_SELECTIN (1 << 14)
+#define MCI_CLK_SELECTIN (1 << 15)
+#define IO_PAD_PWR_SWITCH (1 << 21)
#define MMCIARGUMENT 0x008
#define MMCICOMMAND 0x00c
@@ -44,6 +61,7 @@
#define MCI_CSPM_MCIABORT (1 << 13)
#define MCI_CSPM_CCSENABLE (1 << 14)
#define MCI_CSPM_CCSDISABLE (1 << 15)
+#define MCI_CSPM_AUTO_CMD19 (1 << 16)
#define MMCIRESPCMD 0x010
@@ -86,8 +104,9 @@
#define MCI_SDIOINTR (1 << 22)
#define MCI_PROGDONE (1 << 23)
#define MCI_ATACMDCOMPL (1 << 24)
-#define MCI_SDIOINTOPER (1 << 25)
+#define MCI_SDIOINTROPE (1 << 25)
#define MCI_CCSTIMEOUT (1 << 26)
+#define MCI_AUTOCMD19TIMEOUT (1 << 30)
#define MMCICLEAR 0x038
#define MCI_CMDCRCFAILCLR (1 << 0)
@@ -99,8 +118,23 @@
#define MCI_CMDRESPENDCLR (1 << 6)
#define MCI_CMDSENTCLR (1 << 7)
#define MCI_DATAENDCLR (1 << 8)
+#define MCI_STARTBITERRCLR (1 << 9)
#define MCI_DATABLOCKENDCLR (1 << 10)
+#define MCI_SDIOINTRCLR (1 << 22)
+#define MCI_PROGDONECLR (1 << 23)
+#define MCI_ATACMDCOMPLCLR (1 << 24)
+#define MCI_SDIOINTROPECLR (1 << 25)
+#define MCI_CCSTIMEOUTCLR (1 << 26)
+
+#define MCI_CLEAR_STATIC_MASK \
+ (MCI_CMDCRCFAILCLR|MCI_DATACRCFAILCLR|MCI_CMDTIMEOUTCLR|\
+ MCI_DATATIMEOUTCLR|MCI_TXUNDERRUNCLR|MCI_RXOVERRUNCLR| \
+ MCI_CMDRESPENDCLR|MCI_CMDSENTCLR|MCI_DATAENDCLR| \
+ MCI_STARTBITERRCLR|MCI_DATABLOCKENDCLR|MCI_SDIOINTRCLR| \
+ MCI_SDIOINTROPECLR|MCI_PROGDONECLR|MCI_ATACMDCOMPLCLR| \
+ MCI_CCSTIMEOUTCLR)
+
#define MMCIMASK0 0x03c
#define MCI_CMDCRCFAILMASK (1 << 0)
#define MCI_DATACRCFAILMASK (1 << 1)
@@ -128,17 +162,37 @@
#define MCI_ATACMDCOMPLMASK (1 << 24)
#define MCI_SDIOINTOPERMASK (1 << 25)
#define MCI_CCSTIMEOUTMASK (1 << 26)
+#define MCI_AUTOCMD19TIMEOUTMASK (1 << 30)
#define MMCIMASK1 0x040
#define MMCIFIFOCNT 0x044
#define MCICCSTIMER 0x058
+#define MCI_DLL_CONFIG 0x060
+#define MCI_DLL_EN (1 << 16)
+#define MCI_CDR_EN (1 << 17)
+#define MCI_CK_OUT_EN (1 << 18)
+#define MCI_CDR_EXT_EN (1 << 19)
+#define MCI_DLL_PDN (1 << 29)
+#define MCI_DLL_RST (1 << 30)
+
+#define MCI_DLL_STATUS 0x068
+#define MCI_DLL_LOCK (1 << 7)
#define MMCIFIFO 0x080 /* to 0x0bc */
+#define MCI_TEST_INPUT 0x0D4
+
#define MCI_IRQENABLE \
(MCI_CMDCRCFAILMASK|MCI_DATACRCFAILMASK|MCI_CMDTIMEOUTMASK| \
MCI_DATATIMEOUTMASK|MCI_TXUNDERRUNMASK|MCI_RXOVERRUNMASK| \
- MCI_CMDRESPENDMASK|MCI_CMDSENTMASK|MCI_DATAENDMASK|MCI_PROGDONEMASK)
+ MCI_CMDRESPENDMASK|MCI_CMDSENTMASK|MCI_DATAENDMASK| \
+ MCI_PROGDONEMASK|MCI_AUTOCMD19TIMEOUTMASK)
+
+#define MCI_IRQ_PIO \
+ (MCI_RXDATAAVLBLMASK | MCI_TXDATAAVLBLMASK | \
+ MCI_RXFIFOEMPTYMASK | MCI_TXFIFOEMPTYMASK | MCI_RXFIFOFULLMASK |\
+ MCI_TXFIFOFULLMASK | MCI_RXFIFOHALFFULLMASK | \
+ MCI_TXFIFOHALFEMPTYMASK | MCI_RXACTIVEMASK | MCI_TXACTIVEMASK)
/*
* The size of the FIFO in bytes.
@@ -149,6 +203,14 @@
#define NR_SG 32
+#define MSM_MMC_IDLE_TIMEOUT 10000 /* msecs */
+
+/*
+ * Set the request timeout to 10secs to allow
+ * bad cards/controller to respond.
+ */
+#define MSM_MMC_REQ_TIMEOUT 10000 /* msecs */
+
struct clk;
struct msmsdcc_nc_dmadata {
@@ -171,8 +233,7 @@
int channel;
struct msmsdcc_host *host;
int busy; /* Set if DM is busy */
- int active;
- unsigned int result;
+ unsigned int result;
struct msm_dmov_errdata err;
};
@@ -193,29 +254,48 @@
int user_pages;
};
-struct msmsdcc_stats {
- unsigned int reqs;
- unsigned int cmds;
- unsigned int cmdpoll_hits;
- unsigned int cmdpoll_misses;
+struct msmsdcc_sps_ep_conn_data {
+ struct sps_pipe *pipe_handle;
+ struct sps_connect config;
+ struct sps_register_event event;
+};
+
+struct msmsdcc_sps_data {
+ struct msmsdcc_sps_ep_conn_data prod;
+ struct msmsdcc_sps_ep_conn_data cons;
+ struct sps_event_notify notify;
+ enum dma_data_direction dir;
+ struct scatterlist *sg;
+ int num_ents;
+ u32 bam_handle;
+ unsigned int src_pipe_index;
+ unsigned int dest_pipe_index;
+ unsigned int busy;
+ unsigned int xfer_req_cnt;
+ struct tasklet_struct tlet;
+
};
struct msmsdcc_host {
- struct resource *cmd_irqres;
- struct resource *pio_irqres;
- struct resource *memres;
+ struct resource *core_irqres;
+ struct resource *bam_irqres;
+ struct resource *core_memres;
+ struct resource *bam_memres;
+ struct resource *dml_memres;
struct resource *dmares;
void __iomem *base;
+ void __iomem *dml_base;
+ void __iomem *bam_base;
+
int pdev_id;
- unsigned int stat_irq;
struct msmsdcc_curr_req curr;
struct mmc_host *mmc;
struct clk *clk; /* main MMC bus clock */
struct clk *pclk; /* SDCC peripheral bus clock */
+ struct clk *dfab_pclk; /* Daytona Fabric SDCC clock */
unsigned int clks_on; /* set if clocks are enabled */
- struct timer_list busclk_timer;
unsigned int eject; /* eject state */
@@ -223,30 +303,67 @@
unsigned int clk_rate; /* Current clock rate */
unsigned int pclk_rate;
+ unsigned int ddr_doubled_clk_rate;
u32 pwr;
- u32 saved_irq0mask; /* MMCIMASK0 reg value */
- struct msm_mmc_platform_data *plat;
+ struct mmc_platform_data *plat;
- struct timer_list timer;
unsigned int oldstat;
struct msmsdcc_dma_data dma;
+ struct msmsdcc_sps_data sps;
+ bool is_dma_mode;
+ bool is_sps_mode;
struct msmsdcc_pio_data pio;
- int cmdpoll;
- struct msmsdcc_stats stats;
- struct tasklet_struct dma_tlet;
+#ifdef CONFIG_HAS_EARLYSUSPEND
+ struct early_suspend early_suspend;
+ int polling_enabled;
+#endif
+
+ struct tasklet_struct dma_tlet;
+
+ unsigned int prog_scan;
+ unsigned int prog_enable;
+
/* Command parameters */
unsigned int cmd_timeout;
unsigned int cmd_pio_irqmask;
unsigned int cmd_datactrl;
struct mmc_command *cmd_cmd;
- u32 cmd_c;
- bool gpio_config_status;
+ u32 cmd_c;
- bool prog_scan;
- bool prog_enable;
+ unsigned int mci_irqenable;
+ unsigned int dummy_52_needed;
+ unsigned int dummy_52_state;
+ unsigned int sdio_irq_disabled;
+ struct wake_lock sdio_wlock;
+ struct wake_lock sdio_suspend_wlock;
+ unsigned int sdcc_suspending;
+
+ unsigned int sdcc_irq_disabled;
+ struct timer_list req_tout_timer;
+ bool io_pad_pwr_switch;
+ bool cmd19_tuning_in_progress;
+ bool tuning_needed;
+ bool sdio_gpio_lpm;
+ bool irq_wake_enabled;
};
+int msmsdcc_set_pwrsave(struct mmc_host *mmc, int pwrsave);
+int msmsdcc_sdio_al_lpm(struct mmc_host *mmc, bool enable);
+
+#ifdef CONFIG_MSM_SDIO_AL
+
+static inline int msmsdcc_lpm_enable(struct mmc_host *mmc)
+{
+ return msmsdcc_sdio_al_lpm(mmc, true);
+}
+
+static inline int msmsdcc_lpm_disable(struct mmc_host *mmc)
+{
+ return msmsdcc_sdio_al_lpm(mmc, false);
+}
+#endif
+
#endif