diff options
-rw-r--r-- | arch/arm/mach-shmobile/clock-r8a7778.c | 2 | ||||
-rw-r--r-- | drivers/spi/spi-atmel.c | 3 | ||||
-rw-r--r-- | drivers/spi/spi-bfin5xx.c | 1 | ||||
-rw-r--r-- | drivers/spi/spi-sh-hspi.c | 4 | ||||
-rw-r--r-- | drivers/spi/spi-sirf.c | 20 |
5 files changed, 24 insertions, 6 deletions
diff --git a/arch/arm/mach-shmobile/clock-r8a7778.c b/arch/arm/mach-shmobile/clock-r8a7778.c index 2009a9bc6356..9989b1b06ffd 100644 --- a/arch/arm/mach-shmobile/clock-r8a7778.c +++ b/arch/arm/mach-shmobile/clock-r8a7778.c | |||
@@ -170,7 +170,7 @@ static struct clk mstp_clks[MSTP_NR] = { | |||
170 | [MSTP010] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 10, 0), /* SSI2 */ | 170 | [MSTP010] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 10, 0), /* SSI2 */ |
171 | [MSTP009] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 9, 0), /* SSI3 */ | 171 | [MSTP009] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 9, 0), /* SSI3 */ |
172 | [MSTP008] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 8, 0), /* SRU */ | 172 | [MSTP008] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 8, 0), /* SRU */ |
173 | [MSTP007] = SH_CLK_MSTP32(&p_clk, MSTPCR0, 7, 0), /* HSPI */ | 173 | [MSTP007] = SH_CLK_MSTP32(&s_clk, MSTPCR0, 7, 0), /* HSPI */ |
174 | }; | 174 | }; |
175 | 175 | ||
176 | static struct clk_lookup lookups[] = { | 176 | static struct clk_lookup lookups[] = { |
diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 8005f9869481..079e6b1b0cdb 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c | |||
@@ -1115,8 +1115,11 @@ static int atmel_spi_one_transfer(struct spi_master *master, | |||
1115 | atmel_spi_next_xfer_pio(master, xfer); | 1115 | atmel_spi_next_xfer_pio(master, xfer); |
1116 | } | 1116 | } |
1117 | 1117 | ||
1118 | /* interrupts are disabled, so free the lock for schedule */ | ||
1119 | atmel_spi_unlock(as); | ||
1118 | ret = wait_for_completion_timeout(&as->xfer_completion, | 1120 | ret = wait_for_completion_timeout(&as->xfer_completion, |
1119 | SPI_DMA_TIMEOUT); | 1121 | SPI_DMA_TIMEOUT); |
1122 | atmel_spi_lock(as); | ||
1120 | if (WARN_ON(ret == 0)) { | 1123 | if (WARN_ON(ret == 0)) { |
1121 | dev_err(&spi->dev, | 1124 | dev_err(&spi->dev, |
1122 | "spi trasfer timeout, err %d\n", ret); | 1125 | "spi trasfer timeout, err %d\n", ret); |
diff --git a/drivers/spi/spi-bfin5xx.c b/drivers/spi/spi-bfin5xx.c index 55e57c3eb9bd..ebf720b88a2a 100644 --- a/drivers/spi/spi-bfin5xx.c +++ b/drivers/spi/spi-bfin5xx.c | |||
@@ -12,6 +12,7 @@ | |||
12 | #include <linux/module.h> | 12 | #include <linux/module.h> |
13 | #include <linux/delay.h> | 13 | #include <linux/delay.h> |
14 | #include <linux/device.h> | 14 | #include <linux/device.h> |
15 | #include <linux/gpio.h> | ||
15 | #include <linux/slab.h> | 16 | #include <linux/slab.h> |
16 | #include <linux/io.h> | 17 | #include <linux/io.h> |
17 | #include <linux/ioport.h> | 18 | #include <linux/ioport.h> |
diff --git a/drivers/spi/spi-sh-hspi.c b/drivers/spi/spi-sh-hspi.c index 9009456bdf4d..c8e795ef2e13 100644 --- a/drivers/spi/spi-sh-hspi.c +++ b/drivers/spi/spi-sh-hspi.c | |||
@@ -244,9 +244,9 @@ static int hspi_probe(struct platform_device *pdev) | |||
244 | return -ENOMEM; | 244 | return -ENOMEM; |
245 | } | 245 | } |
246 | 246 | ||
247 | clk = clk_get(NULL, "shyway_clk"); | 247 | clk = clk_get(&pdev->dev, NULL); |
248 | if (IS_ERR(clk)) { | 248 | if (IS_ERR(clk)) { |
249 | dev_err(&pdev->dev, "shyway_clk is required\n"); | 249 | dev_err(&pdev->dev, "couldn't get clock\n"); |
250 | ret = -EINVAL; | 250 | ret = -EINVAL; |
251 | goto error0; | 251 | goto error0; |
252 | } | 252 | } |
diff --git a/drivers/spi/spi-sirf.c b/drivers/spi/spi-sirf.c index 1a77ad52812f..67d8909dcf39 100644 --- a/drivers/spi/spi-sirf.c +++ b/drivers/spi/spi-sirf.c | |||
@@ -287,8 +287,8 @@ static irqreturn_t spi_sirfsoc_irq(int irq, void *dev_id) | |||
287 | sspi->left_rx_word) | 287 | sspi->left_rx_word) |
288 | sspi->rx_word(sspi); | 288 | sspi->rx_word(sspi); |
289 | 289 | ||
290 | if (spi_stat & (SIRFSOC_SPI_FIFO_EMPTY | 290 | if (spi_stat & (SIRFSOC_SPI_TXFIFO_EMPTY | |
291 | | SIRFSOC_SPI_TXFIFO_THD_REACH)) | 291 | SIRFSOC_SPI_TXFIFO_THD_REACH)) |
292 | while (!((readl(sspi->base + SIRFSOC_SPI_TXFIFO_STATUS) | 292 | while (!((readl(sspi->base + SIRFSOC_SPI_TXFIFO_STATUS) |
293 | & SIRFSOC_SPI_FIFO_FULL)) && | 293 | & SIRFSOC_SPI_FIFO_FULL)) && |
294 | sspi->left_tx_word) | 294 | sspi->left_tx_word) |
@@ -470,7 +470,16 @@ static void spi_sirfsoc_chipselect(struct spi_device *spi, int value) | |||
470 | writel(regval, sspi->base + SIRFSOC_SPI_CTRL); | 470 | writel(regval, sspi->base + SIRFSOC_SPI_CTRL); |
471 | } else { | 471 | } else { |
472 | int gpio = sspi->chipselect[spi->chip_select]; | 472 | int gpio = sspi->chipselect[spi->chip_select]; |
473 | gpio_direction_output(gpio, spi->mode & SPI_CS_HIGH ? 0 : 1); | 473 | switch (value) { |
474 | case BITBANG_CS_ACTIVE: | ||
475 | gpio_direction_output(gpio, | ||
476 | spi->mode & SPI_CS_HIGH ? 1 : 0); | ||
477 | break; | ||
478 | case BITBANG_CS_INACTIVE: | ||
479 | gpio_direction_output(gpio, | ||
480 | spi->mode & SPI_CS_HIGH ? 0 : 1); | ||
481 | break; | ||
482 | } | ||
474 | } | 483 | } |
475 | } | 484 | } |
476 | 485 | ||
@@ -559,6 +568,11 @@ spi_sirfsoc_setup_transfer(struct spi_device *spi, struct spi_transfer *t) | |||
559 | regval &= ~SIRFSOC_SPI_CMD_MODE; | 568 | regval &= ~SIRFSOC_SPI_CMD_MODE; |
560 | sspi->tx_by_cmd = false; | 569 | sspi->tx_by_cmd = false; |
561 | } | 570 | } |
571 | /* | ||
572 | * set spi controller in RISC chipselect mode, we are controlling CS by | ||
573 | * software BITBANG_CS_ACTIVE and BITBANG_CS_INACTIVE. | ||
574 | */ | ||
575 | regval |= SIRFSOC_SPI_CS_IO_MODE; | ||
562 | writel(regval, sspi->base + SIRFSOC_SPI_CTRL); | 576 | writel(regval, sspi->base + SIRFSOC_SPI_CTRL); |
563 | 577 | ||
564 | if (IS_DMA_VALID(t)) { | 578 | if (IS_DMA_VALID(t)) { |