Merge commit 'AU_LINUX_ANDROID_ICS.04.00.04.00.126' into msm-3.4
AU_LINUX_ANDROID_ICS.04.00.04.00.126 from msm-3.0.
First parent is from google/android-3.4.
* commit 'AU_LINUX_ANDROID_ICS.04.00.04.00.126': (8712 commits)
PRNG: Device tree entry for qrng device.
vidc:1080p: Set video core timeout value for Thumbnail mode
msm: sps: improve the debugging support in SPS driver
board-8064 msm: Overlap secure and non secure video firmware heaps.
msm: clock: Add handoff ops for 7x30 and copper XO clocks
msm_fb: display: Wait for external vsync before DTV IOMMU unmap
msm: Fix ciruclar dependency in debug UART settings
msm: gdsc: Add GDSC regulator driver for msm-copper
defconfig: Enable Mobicore Driver.
mobicore: Add mobicore driver.
mobicore: rename variable to lower case.
mobicore: rename folder.
mobicore: add makefiles
mobicore: initial import of kernel driver
ASoC: msm: Add SLIMBUS_2_RX CPU DAI
board-8064-gpio: Update FUNC for EPM SPI CS
msm_fb: display: Remove chicken bit config during video playback
mmc: msm_sdcc: enable the sanitize capability
msm-fb: display: lm2 writeback support on mpq platfroms
msm_fb: display: Disable LVDS phy & pll during panel off
...
Signed-off-by: Steve Muckle <smuckle@codeaurora.org>
diff --git a/drivers/spi/spi_qsd.h b/drivers/spi/spi_qsd.h
new file mode 100644
index 0000000..b0d72b7
--- /dev/null
+++ b/drivers/spi/spi_qsd.h
@@ -0,0 +1,493 @@
+/* Copyright (c) 2008-2012, 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 and
+ * only version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef _SPI_QSD_H
+#define _SPI_QSD_H
+
+#define SPI_DRV_NAME "spi_qsd"
+
+#if defined(CONFIG_SPI_QSD) || defined(CONFIG_SPI_QSD_MODULE)
+
+#define QSD_REG(x) (x)
+#define QUP_REG(x)
+
+#define SPI_FIFO_WORD_CNT 0x0048
+
+#else
+
+#define QSD_REG(x)
+#define QUP_REG(x) (x)
+
+#define QUP_CONFIG 0x0000 /* N & NO_INPUT/NO_OUPUT bits */
+#define QUP_ERROR_FLAGS_EN 0x030C
+#define QUP_ERR_MASK 0x3
+#define SPI_OUTPUT_FIFO_WORD_CNT 0x010C
+#define SPI_INPUT_FIFO_WORD_CNT 0x0214
+#define QUP_MX_WRITE_COUNT 0x0150
+#define QUP_MX_WRITE_CNT_CURRENT 0x0154
+
+#define QUP_CONFIG_SPI_MODE 0x0100
+#endif
+
+#define GSBI_CTRL_REG 0x0
+#define GSBI_SPI_CONFIG 0x30
+#define QUP_HARDWARE_VER 0x0030
+#define QUP_OPERATIONAL_MASK 0x0028
+#define QUP_ERROR_FLAGS 0x0308
+
+#define SPI_CONFIG QSD_REG(0x0000) QUP_REG(0x0300)
+#define SPI_IO_CONTROL QSD_REG(0x0004) QUP_REG(0x0304)
+#define SPI_IO_MODES QSD_REG(0x0008) QUP_REG(0x0008)
+#define SPI_SW_RESET QSD_REG(0x000C) QUP_REG(0x000C)
+#define SPI_TIME_OUT_CURRENT QSD_REG(0x0014) QUP_REG(0x0014)
+#define SPI_MX_OUTPUT_COUNT QSD_REG(0x0018) QUP_REG(0x0100)
+#define SPI_MX_OUTPUT_CNT_CURRENT QSD_REG(0x001C) QUP_REG(0x0104)
+#define SPI_MX_INPUT_COUNT QSD_REG(0x0020) QUP_REG(0x0200)
+#define SPI_MX_INPUT_CNT_CURRENT QSD_REG(0x0024) QUP_REG(0x0204)
+#define SPI_MX_READ_COUNT QSD_REG(0x0028) QUP_REG(0x0208)
+#define SPI_MX_READ_CNT_CURRENT QSD_REG(0x002C) QUP_REG(0x020C)
+#define SPI_OPERATIONAL QSD_REG(0x0030) QUP_REG(0x0018)
+#define SPI_ERROR_FLAGS QSD_REG(0x0034) QUP_REG(0x001C)
+#define SPI_ERROR_FLAGS_EN QSD_REG(0x0038) QUP_REG(0x0020)
+#define SPI_DEASSERT_WAIT QSD_REG(0x003C) QUP_REG(0x0310)
+#define SPI_OUTPUT_DEBUG QSD_REG(0x0040) QUP_REG(0x0108)
+#define SPI_INPUT_DEBUG QSD_REG(0x0044) QUP_REG(0x0210)
+#define SPI_TEST_CTRL QSD_REG(0x004C) QUP_REG(0x0024)
+#define SPI_OUTPUT_FIFO QSD_REG(0x0100) QUP_REG(0x0110)
+#define SPI_INPUT_FIFO QSD_REG(0x0200) QUP_REG(0x0218)
+#define SPI_STATE QSD_REG(SPI_OPERATIONAL) QUP_REG(0x0004)
+
+/* SPI_CONFIG fields */
+#define SPI_CFG_INPUT_FIRST 0x00000200
+#define SPI_NO_INPUT 0x00000080
+#define SPI_NO_OUTPUT 0x00000040
+#define SPI_CFG_LOOPBACK 0x00000100
+#define SPI_CFG_N 0x0000001F
+
+/* SPI_IO_CONTROL fields */
+#define SPI_IO_C_FORCE_CS 0x00000800
+#define SPI_IO_C_CLK_IDLE_HIGH 0x00000400
+#define SPI_IO_C_MX_CS_MODE 0x00000100
+#define SPI_IO_C_CS_N_POLARITY 0x000000F0
+#define SPI_IO_C_CS_N_POLARITY_0 0x00000010
+#define SPI_IO_C_CS_SELECT 0x0000000C
+#define SPI_IO_C_TRISTATE_CS 0x00000002
+#define SPI_IO_C_NO_TRI_STATE 0x00000001
+
+/* SPI_IO_MODES fields */
+#define SPI_IO_M_OUTPUT_BIT_SHIFT_EN QSD_REG(0x00004000) QUP_REG(0x00010000)
+#define SPI_IO_M_PACK_EN QSD_REG(0x00002000) QUP_REG(0x00008000)
+#define SPI_IO_M_UNPACK_EN QSD_REG(0x00001000) QUP_REG(0x00004000)
+#define SPI_IO_M_INPUT_MODE QSD_REG(0x00000C00) QUP_REG(0x00003000)
+#define SPI_IO_M_OUTPUT_MODE QSD_REG(0x00000300) QUP_REG(0x00000C00)
+#define SPI_IO_M_INPUT_FIFO_SIZE QSD_REG(0x000000C0) QUP_REG(0x00000380)
+#define SPI_IO_M_INPUT_BLOCK_SIZE QSD_REG(0x00000030) QUP_REG(0x00000060)
+#define SPI_IO_M_OUTPUT_FIFO_SIZE QSD_REG(0x0000000C) QUP_REG(0x0000001C)
+#define SPI_IO_M_OUTPUT_BLOCK_SIZE QSD_REG(0x00000003) QUP_REG(0x00000003)
+
+#define INPUT_BLOCK_SZ_SHIFT QSD_REG(4) QUP_REG(5)
+#define INPUT_FIFO_SZ_SHIFT QSD_REG(6) QUP_REG(7)
+#define OUTPUT_BLOCK_SZ_SHIFT QSD_REG(0) QUP_REG(0)
+#define OUTPUT_FIFO_SZ_SHIFT QSD_REG(2) QUP_REG(2)
+#define OUTPUT_MODE_SHIFT QSD_REG(8) QUP_REG(10)
+#define INPUT_MODE_SHIFT QSD_REG(10) QUP_REG(12)
+
+/* SPI_OPERATIONAL fields */
+#define SPI_OP_MAX_INPUT_DONE_FLAG 0x00000800
+#define SPI_OP_MAX_OUTPUT_DONE_FLAG 0x00000400
+#define SPI_OP_INPUT_SERVICE_FLAG 0x00000200
+#define SPI_OP_OUTPUT_SERVICE_FLAG 0x00000100
+#define SPI_OP_INPUT_FIFO_FULL 0x00000080
+#define SPI_OP_OUTPUT_FIFO_FULL 0x00000040
+#define SPI_OP_IP_FIFO_NOT_EMPTY 0x00000020
+#define SPI_OP_OP_FIFO_NOT_EMPTY 0x00000010
+#define SPI_OP_STATE_VALID 0x00000004
+#define SPI_OP_STATE 0x00000003
+
+#define SPI_OP_STATE_CLEAR_BITS 0x2
+enum msm_spi_state {
+ SPI_OP_STATE_RESET = 0x00000000,
+ SPI_OP_STATE_RUN = 0x00000001,
+ SPI_OP_STATE_PAUSE = 0x00000003,
+};
+
+/* SPI_ERROR_FLAGS fields */
+#define SPI_ERR_OUTPUT_OVER_RUN_ERR 0x00000020
+#define SPI_ERR_INPUT_UNDER_RUN_ERR 0x00000010
+#define SPI_ERR_OUTPUT_UNDER_RUN_ERR 0x00000008
+#define SPI_ERR_INPUT_OVER_RUN_ERR 0x00000004
+#define SPI_ERR_CLK_OVER_RUN_ERR 0x00000002
+#define SPI_ERR_CLK_UNDER_RUN_ERR 0x00000001
+
+/* We don't allow transactions larger than 4K-64 or 64K-64 due to
+ mx_input/output_cnt register size */
+#define SPI_MAX_TRANSFERS QSD_REG(0xFC0) QUP_REG(0xFC0)
+#define SPI_MAX_LEN (SPI_MAX_TRANSFERS * dd->bytes_per_word)
+
+#define SPI_NUM_CHIPSELECTS 4
+#define SPI_SUPPORTED_MODES (SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LOOP)
+
+#define SPI_DELAY_THRESHOLD 1
+/* Default timeout is 10 milliseconds */
+#define SPI_DEFAULT_TIMEOUT 10
+/* 250 microseconds */
+#define SPI_TRYLOCK_DELAY 250
+
+/* Data Mover burst size */
+#define DM_BURST_SIZE 16
+/* Data Mover commands should be aligned to 64 bit(8 bytes) */
+#define DM_BYTE_ALIGN 8
+
+#define SPI_QUP_VERSION_NONE 0x0
+#define SPI_QUP_VERSION_BFAM 0x2
+
+static char const * const spi_rsrcs[] = {
+ "spi_clk",
+ "spi_miso",
+ "spi_mosi"
+};
+
+static char const * const spi_cs_rsrcs[] = {
+ "spi_cs",
+ "spi_cs1",
+ "spi_cs2",
+ "spi_cs3",
+};
+
+enum msm_spi_mode {
+ SPI_FIFO_MODE = 0x0, /* 00 */
+ SPI_BLOCK_MODE = 0x1, /* 01 */
+ SPI_DMOV_MODE = 0x2, /* 10 */
+ SPI_BAM_MODE = 0x3, /* 11 */
+ SPI_MODE_NONE = 0xFF, /* invalid value */
+};
+
+/* Structure for SPI CS GPIOs */
+struct spi_cs_gpio {
+ int gpio_num;
+ bool valid;
+};
+
+/* Structures for Data Mover */
+struct spi_dmov_cmd {
+ dmov_box box; /* data aligned to max(dm_burst_size, block_size)
+ (<= fifo_size) */
+ dmov_s single_pad; /* data unaligned to max(dm_burst_size, block_size)
+ padded to fit */
+ dma_addr_t cmd_ptr;
+};
+
+static struct pm_qos_request qos_req_list;
+
+#ifdef CONFIG_DEBUG_FS
+/* Used to create debugfs entries */
+static const struct {
+ const char *name;
+ mode_t mode;
+ int offset;
+} debugfs_spi_regs[] = {
+ {"config", S_IRUGO | S_IWUSR, SPI_CONFIG},
+ {"io_control", S_IRUGO | S_IWUSR, SPI_IO_CONTROL},
+ {"io_modes", S_IRUGO | S_IWUSR, SPI_IO_MODES},
+ {"sw_reset", S_IWUSR, SPI_SW_RESET},
+ {"time_out_current", S_IRUGO, SPI_TIME_OUT_CURRENT},
+ {"mx_output_count", S_IRUGO | S_IWUSR, SPI_MX_OUTPUT_COUNT},
+ {"mx_output_cnt_current", S_IRUGO, SPI_MX_OUTPUT_CNT_CURRENT},
+ {"mx_input_count", S_IRUGO | S_IWUSR, SPI_MX_INPUT_COUNT},
+ {"mx_input_cnt_current", S_IRUGO, SPI_MX_INPUT_CNT_CURRENT},
+ {"mx_read_count", S_IRUGO | S_IWUSR, SPI_MX_READ_COUNT},
+ {"mx_read_cnt_current", S_IRUGO, SPI_MX_READ_CNT_CURRENT},
+ {"operational", S_IRUGO | S_IWUSR, SPI_OPERATIONAL},
+ {"error_flags", S_IRUGO | S_IWUSR, SPI_ERROR_FLAGS},
+ {"error_flags_en", S_IRUGO | S_IWUSR, SPI_ERROR_FLAGS_EN},
+ {"deassert_wait", S_IRUGO | S_IWUSR, SPI_DEASSERT_WAIT},
+ {"output_debug", S_IRUGO, SPI_OUTPUT_DEBUG},
+ {"input_debug", S_IRUGO, SPI_INPUT_DEBUG},
+ {"test_ctrl", S_IRUGO | S_IWUSR, SPI_TEST_CTRL},
+ {"output_fifo", S_IWUSR, SPI_OUTPUT_FIFO},
+ {"input_fifo" , S_IRUSR, SPI_INPUT_FIFO},
+ {"spi_state", S_IRUGO | S_IWUSR, SPI_STATE},
+#if defined(CONFIG_SPI_QSD) || defined(CONFIG_SPI_QSD_MODULE)
+ {"fifo_word_cnt", S_IRUGO, SPI_FIFO_WORD_CNT},
+#else
+ {"qup_config", S_IRUGO | S_IWUSR, QUP_CONFIG},
+ {"qup_error_flags", S_IRUGO | S_IWUSR, QUP_ERROR_FLAGS},
+ {"qup_error_flags_en", S_IRUGO | S_IWUSR, QUP_ERROR_FLAGS_EN},
+ {"mx_write_cnt", S_IRUGO | S_IWUSR, QUP_MX_WRITE_COUNT},
+ {"mx_write_cnt_current", S_IRUGO, QUP_MX_WRITE_CNT_CURRENT},
+ {"output_fifo_word_cnt", S_IRUGO, SPI_OUTPUT_FIFO_WORD_CNT},
+ {"input_fifo_word_cnt", S_IRUGO, SPI_INPUT_FIFO_WORD_CNT},
+#endif
+};
+#endif
+
+struct msm_spi {
+ u8 *read_buf;
+ const u8 *write_buf;
+ void __iomem *base;
+ struct device *dev;
+ spinlock_t queue_lock;
+ struct mutex core_lock;
+ struct list_head queue;
+ struct workqueue_struct *workqueue;
+ struct work_struct work_data;
+ struct spi_message *cur_msg;
+ struct spi_transfer *cur_transfer;
+ struct completion transfer_complete;
+ struct clk *clk;
+ struct clk *pclk;
+ unsigned long mem_phys_addr;
+ size_t mem_size;
+ int input_fifo_size;
+ int output_fifo_size;
+ u32 rx_bytes_remaining;
+ u32 tx_bytes_remaining;
+ u32 clock_speed;
+ int irq_in;
+ int read_xfr_cnt;
+ int write_xfr_cnt;
+ int write_len;
+ int read_len;
+#if defined(CONFIG_SPI_QSD) || defined(CONFIG_SPI_QSD_MODULE)
+ int irq_out;
+ int irq_err;
+#endif
+ int bytes_per_word;
+ bool suspended;
+ bool transfer_pending;
+ wait_queue_head_t continue_suspend;
+ /* DMA data */
+ enum msm_spi_mode mode;
+ bool use_dma;
+ int tx_dma_chan;
+ int tx_dma_crci;
+ int rx_dma_chan;
+ int rx_dma_crci;
+ /* Data Mover Commands */
+ struct spi_dmov_cmd *tx_dmov_cmd;
+ struct spi_dmov_cmd *rx_dmov_cmd;
+ /* Physical address of the tx dmov box command */
+ dma_addr_t tx_dmov_cmd_dma;
+ dma_addr_t rx_dmov_cmd_dma;
+ struct msm_dmov_cmd tx_hdr;
+ struct msm_dmov_cmd rx_hdr;
+ int input_block_size;
+ int output_block_size;
+ int burst_size;
+ atomic_t rx_irq_called;
+ atomic_t tx_irq_called;
+ /* Used to pad messages unaligned to block size */
+ u8 *tx_padding;
+ dma_addr_t tx_padding_dma;
+ u8 *rx_padding;
+ dma_addr_t rx_padding_dma;
+ u32 unaligned_len;
+ /* DMA statistics */
+ int stat_dmov_tx_err;
+ int stat_dmov_rx_err;
+ int stat_rx;
+ int stat_dmov_rx;
+ int stat_tx;
+ int stat_dmov_tx;
+#ifdef CONFIG_DEBUG_FS
+ struct dentry *dent_spi;
+ struct dentry *debugfs_spi_regs[ARRAY_SIZE(debugfs_spi_regs)];
+#endif
+ struct msm_spi_platform_data *pdata; /* Platform data */
+ /* Remote Spinlock Data */
+ bool use_rlock;
+ remote_mutex_t r_lock;
+ uint32_t pm_lat;
+ /* When set indicates multiple transfers in a single message */
+ bool multi_xfr;
+ bool done;
+ u32 cur_msg_len;
+ /* Used in FIFO mode to keep track of the transfer being processed */
+ struct spi_transfer *cur_tx_transfer;
+ struct spi_transfer *cur_rx_transfer;
+ /* Temporary buffer used for WR-WR or WR-RD transfers */
+ u8 *temp_buf;
+ /* GPIO pin numbers for SPI clk, miso and mosi */
+ int spi_gpios[ARRAY_SIZE(spi_rsrcs)];
+ /* SPI CS GPIOs for each slave */
+ struct spi_cs_gpio cs_gpios[ARRAY_SIZE(spi_cs_rsrcs)];
+ int qup_ver;
+};
+
+/* Forward declaration */
+static irqreturn_t msm_spi_input_irq(int irq, void *dev_id);
+static irqreturn_t msm_spi_output_irq(int irq, void *dev_id);
+static irqreturn_t msm_spi_error_irq(int irq, void *dev_id);
+static inline int msm_spi_set_state(struct msm_spi *dd,
+ enum msm_spi_state state);
+static void msm_spi_write_word_to_fifo(struct msm_spi *dd);
+static inline void msm_spi_write_rmn_to_fifo(struct msm_spi *dd);
+static inline irqreturn_t msm_spi_qup_irq(int irq, void *dev_id);
+
+#if defined(CONFIG_SPI_QSD) || defined(CONFIG_SPI_QSD_MODULE)
+static inline void msm_spi_disable_irqs(struct msm_spi *dd)
+{
+ disable_irq(dd->irq_in);
+ disable_irq(dd->irq_out);
+ disable_irq(dd->irq_err);
+}
+
+static inline void msm_spi_enable_irqs(struct msm_spi *dd)
+{
+ enable_irq(dd->irq_in);
+ enable_irq(dd->irq_out);
+ enable_irq(dd->irq_err);
+}
+
+static inline int msm_spi_request_irq(struct msm_spi *dd,
+ struct platform_device *pdev,
+ struct spi_master *master)
+{
+ int rc;
+
+ dd->irq_in = platform_get_irq(pdev, 0);
+ dd->irq_out = platform_get_irq(pdev, 1);
+ dd->irq_err = platform_get_irq(pdev, 2);
+ if ((dd->irq_in < 0) || (dd->irq_out < 0) || (dd->irq_err < 0))
+ return -EINVAL;
+
+ rc = devm_request_irq(dd->dev, dd->irq_in, msm_spi_input_irq,
+ IRQF_TRIGGER_RISING, pdev->name, dd);
+ if (rc)
+ goto error_irq;
+
+ rc = devm_request_irq(dd->dev, dd->irq_out, msm_spi_output_irq,
+ IRQF_TRIGGER_RISING, pdev->name, dd);
+ if (rc)
+ goto error_irq;
+
+ rc = devm_request_irq(dd->dev, dd->irq_err, msm_spi_error_irq,
+ IRQF_TRIGGER_RISING, pdev->name, master);
+ if (rc)
+ goto error_irq;
+
+error_irq:
+ return rc;
+}
+
+static inline void msm_spi_get_clk_err(struct msm_spi *dd, u32 *spi_err) {}
+static inline void msm_spi_ack_clk_err(struct msm_spi *dd) {}
+static inline void msm_spi_set_qup_config(struct msm_spi *dd, int bpw) {}
+
+static inline int msm_spi_prepare_for_write(struct msm_spi *dd) { return 0; }
+static inline void msm_spi_start_write(struct msm_spi *dd, u32 read_count)
+{
+ msm_spi_write_word_to_fifo(dd);
+}
+static inline void msm_spi_set_write_count(struct msm_spi *dd, int val) {}
+
+static inline void msm_spi_complete(struct msm_spi *dd)
+{
+ complete(&dd->transfer_complete);
+}
+
+static inline void msm_spi_enable_error_flags(struct msm_spi *dd)
+{
+ writel_relaxed(0x0000007B, dd->base + SPI_ERROR_FLAGS_EN);
+}
+
+static inline void msm_spi_clear_error_flags(struct msm_spi *dd)
+{
+ writel_relaxed(0x0000007F, dd->base + SPI_ERROR_FLAGS);
+}
+
+#else
+/* In QUP the same interrupt line is used for input, output and error*/
+static inline int msm_spi_request_irq(struct msm_spi *dd,
+ struct platform_device *pdev,
+ struct spi_master *master)
+{
+ dd->irq_in = platform_get_irq(pdev, 0);
+ if (dd->irq_in < 0)
+ return -EINVAL;
+
+ return devm_request_irq(dd->dev, dd->irq_in, msm_spi_qup_irq,
+ IRQF_TRIGGER_HIGH, pdev->name, dd);
+}
+
+static inline void msm_spi_disable_irqs(struct msm_spi *dd)
+{
+ disable_irq(dd->irq_in);
+}
+
+static inline void msm_spi_enable_irqs(struct msm_spi *dd)
+{
+ enable_irq(dd->irq_in);
+}
+
+static inline void msm_spi_get_clk_err(struct msm_spi *dd, u32 *spi_err)
+{
+ *spi_err = readl_relaxed(dd->base + QUP_ERROR_FLAGS);
+}
+
+static inline void msm_spi_ack_clk_err(struct msm_spi *dd)
+{
+ writel_relaxed(QUP_ERR_MASK, dd->base + QUP_ERROR_FLAGS);
+}
+
+static inline void msm_spi_add_configs(struct msm_spi *dd, u32 *config, int n);
+
+/* QUP has no_input, no_output, and N bits at QUP_CONFIG */
+static inline void msm_spi_set_qup_config(struct msm_spi *dd, int bpw)
+{
+ u32 qup_config = readl_relaxed(dd->base + QUP_CONFIG);
+
+ msm_spi_add_configs(dd, &qup_config, bpw-1);
+ writel_relaxed(qup_config | QUP_CONFIG_SPI_MODE,
+ dd->base + QUP_CONFIG);
+}
+
+static inline int msm_spi_prepare_for_write(struct msm_spi *dd)
+{
+ if (msm_spi_set_state(dd, SPI_OP_STATE_RUN))
+ return -EINVAL;
+ if (msm_spi_set_state(dd, SPI_OP_STATE_PAUSE))
+ return -EINVAL;
+ return 0;
+}
+
+static inline void msm_spi_start_write(struct msm_spi *dd, u32 read_count)
+{
+ if (read_count <= dd->input_fifo_size)
+ msm_spi_write_rmn_to_fifo(dd);
+ else
+ msm_spi_write_word_to_fifo(dd);
+}
+
+static inline void msm_spi_set_write_count(struct msm_spi *dd, int val)
+{
+ writel_relaxed(val, dd->base + QUP_MX_WRITE_COUNT);
+}
+
+static inline void msm_spi_complete(struct msm_spi *dd)
+{
+ dd->done = 1;
+}
+
+static inline void msm_spi_enable_error_flags(struct msm_spi *dd)
+{
+ writel_relaxed(0x00000078, dd->base + SPI_ERROR_FLAGS_EN);
+}
+
+static inline void msm_spi_clear_error_flags(struct msm_spi *dd)
+{
+ writel_relaxed(0x0000007C, dd->base + SPI_ERROR_FLAGS);
+}
+
+#endif
+#endif