From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 04/17] spi i.MX: add spi version namespace to register defines
Date: Mon, 11 Oct 2010 13:28:12 +0200 [thread overview]
Message-ID: <1286796505-16049-5-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1286796505-16049-1-git-send-email-s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
drivers/spi/imx_spi.c | 116 ++++++++++++++++++++++++------------------------
1 files changed, 58 insertions(+), 58 deletions(-)
diff --git a/drivers/spi/imx_spi.c b/drivers/spi/imx_spi.c
index 5c97919..809a5f8 100644
--- a/drivers/spi/imx_spi.c
+++ b/drivers/spi/imx_spi.c
@@ -27,42 +27,42 @@
#include <gpio.h>
#include <mach/spi.h>
-#define MXC_CSPIRXDATA 0x00
-#define MXC_CSPITXDATA 0x04
-#define MXC_CSPICTRL 0x08
-#define MXC_CSPIINT 0x0C
-#define MXC_CSPIDMA 0x18
-#define MXC_CSPISTAT 0x0C
-#define MXC_CSPIPERIOD 0x14
-#define MXC_CSPITEST 0x10
-#define MXC_CSPIRESET 0x1C
-
-#define MXC_CSPICTRL_ENABLE (1 << 10)
-#define MXC_CSPICTRL_MASTER (1 << 11)
-#define MXC_CSPICTRL_XCH (1 << 9)
-#define MXC_CSPICTRL_LOWPOL (1 << 5)
-#define MXC_CSPICTRL_PHA (1 << 6)
-#define MXC_CSPICTRL_SSCTL (1 << 7)
-#define MXC_CSPICTRL_HIGHSSPOL (1 << 8)
-#define MXC_CSPICTRL_CS(x) (((x) & 0x3) << 19)
-#define MXC_CSPICTRL_BITCOUNT(x) (((x) & 0x1f) << 0)
-#define MXC_CSPICTRL_DATARATE(x) (((x) & 0x7) << 14)
-
-#define MXC_CSPICTRL_MAXDATRATE 0x10
-#define MXC_CSPICTRL_DATAMASK 0x1F
-#define MXC_CSPICTRL_DATASHIFT 14
-
-#define MXC_CSPISTAT_TE (1 << 0)
-#define MXC_CSPISTAT_TH (1 << 1)
-#define MXC_CSPISTAT_TF (1 << 2)
-#define MXC_CSPISTAT_RR (1 << 4)
-#define MXC_CSPISTAT_RH (1 << 5)
-#define MXC_CSPISTAT_RF (1 << 6)
-#define MXC_CSPISTAT_RO (1 << 7)
-
-#define MXC_CSPIPERIOD_32KHZ (1 << 15)
-
-#define MXC_CSPITEST_LBC (1 << 14)
+#define CSPI_0_0_RXDATA 0x00
+#define CSPI_0_0_TXDATA 0x04
+#define CSPI_0_0_CTRL 0x08
+#define CSPI_0_0_INT 0x0C
+#define CSPI_0_0_DMA 0x18
+#define CSPI_0_0_STAT 0x0C
+#define CSPI_0_0_PERIOD 0x14
+#define CSPI_0_0_TEST 0x10
+#define CSPI_0_0_RESET 0x1C
+
+#define CSPI_0_0_CTRL_ENABLE (1 << 10)
+#define CSPI_0_0_CTRL_MASTER (1 << 11)
+#define CSPI_0_0_CTRL_XCH (1 << 9)
+#define CSPI_0_0_CTRL_LOWPOL (1 << 5)
+#define CSPI_0_0_CTRL_PHA (1 << 6)
+#define CSPI_0_0_CTRL_SSCTL (1 << 7)
+#define CSPI_0_0_CTRL_HIGHSSPOL (1 << 8)
+#define CSPI_0_0_CTRL_CS(x) (((x) & 0x3) << 19)
+#define CSPI_0_0_CTRL_BITCOUNT(x) (((x) & 0x1f) << 0)
+#define CSPI_0_0_CTRL_DATARATE(x) (((x) & 0x7) << 14)
+
+#define CSPI_0_0_CTRL_MAXDATRATE 0x10
+#define CSPI_0_0_CTRL_DATAMASK 0x1F
+#define CSPI_0_0_CTRL_DATASHIFT 14
+
+#define CSPI_0_0_STAT_TE (1 << 0)
+#define CSPI_0_0_STAT_TH (1 << 1)
+#define CSPI_0_0_STAT_TF (1 << 2)
+#define CSPI_0_0_STAT_RR (1 << 4)
+#define CSPI_0_0_STAT_RH (1 << 5)
+#define CSPI_0_0_STAT_RF (1 << 6)
+#define CSPI_0_0_STAT_RO (1 << 7)
+
+#define CSPI_0_0_PERIOD_32KHZ (1 << 15)
+
+#define CSPI_0_0_TEST_LBC (1 << 14)
struct imx_spi {
struct spi_master master;
@@ -80,17 +80,17 @@ static int imx_spi_setup(struct spi_device *spi)
static unsigned int spi_xchg_single(ulong base, unsigned int data)
{
- unsigned int cfg_reg = readl(base + MXC_CSPICTRL);
+ unsigned int cfg_reg = readl(base + CSPI_0_0_CTRL);
- writel(data, base + MXC_CSPITXDATA);
+ writel(data, base + CSPI_0_0_TXDATA);
- cfg_reg |= MXC_CSPICTRL_XCH;
+ cfg_reg |= CSPI_0_0_CTRL_XCH;
- writel(cfg_reg, base + MXC_CSPICTRL);
+ writel(cfg_reg, base + CSPI_0_0_CTRL);
- while (!(readl(base + MXC_CSPIINT) & MXC_CSPISTAT_RR));
+ while (!(readl(base + CSPI_0_0_INT) & CSPI_0_0_STAT_RR));
- return readl(base + MXC_CSPIRXDATA);
+ return readl(base + CSPI_0_0_RXDATA);
}
static void mxc_spi_chipselect(struct spi_device *spi, int is_active)
@@ -111,23 +111,23 @@ static void mxc_spi_chipselect(struct spi_device *spi, int is_active)
return;
}
- ctrl_reg = MXC_CSPICTRL_BITCOUNT(spi->bits_per_word - 1)
- | MXC_CSPICTRL_DATARATE(7) /* FIXME: calculate data rate */
- | MXC_CSPICTRL_ENABLE
- | MXC_CSPICTRL_MASTER;
+ ctrl_reg = CSPI_0_0_CTRL_BITCOUNT(spi->bits_per_word - 1)
+ | CSPI_0_0_CTRL_DATARATE(7) /* FIXME: calculate data rate */
+ | CSPI_0_0_CTRL_ENABLE
+ | CSPI_0_0_CTRL_MASTER;
if (gpio < 0) {
- ctrl_reg |= MXC_CSPICTRL_CS(gpio + 32);
+ ctrl_reg |= CSPI_0_0_CTRL_CS(gpio + 32);
}
if (spi->mode & SPI_CPHA)
- ctrl_reg |= MXC_CSPICTRL_PHA;
+ ctrl_reg |= CSPI_0_0_CTRL_PHA;
if (spi->mode & SPI_CPOL)
- ctrl_reg |= MXC_CSPICTRL_LOWPOL;
+ ctrl_reg |= CSPI_0_0_CTRL_LOWPOL;
if (spi->mode & SPI_CS_HIGH)
- ctrl_reg |= MXC_CSPICTRL_HIGHSSPOL;
+ ctrl_reg |= CSPI_0_0_CTRL_HIGHSSPOL;
- writel(ctrl_reg, base + MXC_CSPICTRL);
+ writel(ctrl_reg, base + CSPI_0_0_CTRL);
if (gpio >= 0)
gpio_set_value(gpio, cs);
@@ -173,13 +173,13 @@ static int imx_spi_probe(struct device_d *dev)
master->num_chipselect = pdata->num_chipselect;
imx->chipselect = pdata->chipselect;
- writel(MXC_CSPICTRL_ENABLE | MXC_CSPICTRL_MASTER,
- dev->map_base + MXC_CSPICTRL);
- writel(MXC_CSPIPERIOD_32KHZ,
- dev->map_base + MXC_CSPIPERIOD);
- while (readl(dev->map_base + MXC_CSPIINT) & MXC_CSPISTAT_RR)
- readl(dev->map_base + MXC_CSPIRXDATA);
- writel(0, dev->map_base + MXC_CSPIINT);
+ writel(CSPI_0_0_CTRL_ENABLE | CSPI_0_0_CTRL_MASTER,
+ dev->map_base + CSPI_0_0_CTRL);
+ writel(CSPI_0_0_PERIOD_32KHZ,
+ dev->map_base + CSPI_0_0_PERIOD);
+ while (readl(dev->map_base + CSPI_0_0_INT) & CSPI_0_0_STAT_RR)
+ readl(dev->map_base + CSPI_0_0_RXDATA);
+ writel(0, dev->map_base + CSPI_0_0_INT);
spi_register_master(master);
--
1.7.2.3
_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox
next prev parent reply other threads:[~2010-10-11 11:28 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-11 11:28 Patches for -next Sascha Hauer
2010-10-11 11:28 ` [PATCH 01/17] i.MX27: Add support for SDHC pins Sascha Hauer
2010-10-11 11:28 ` [PATCH 02/17] mci: Add i.MX esdhc support Sascha Hauer
2010-10-11 11:28 ` [PATCH 03/17] mci: print error code on failure Sascha Hauer
2010-10-11 11:28 ` Sascha Hauer [this message]
2010-10-11 11:28 ` [PATCH 05/17] spi i.MX: redirect functions to version specific functions Sascha Hauer
2010-10-11 11:28 ` [PATCH 06/17] spi i.MX: Add i.MX51 support Sascha Hauer
2010-10-11 11:28 ` [PATCH 07/17] Move mfd drivers to drivers/mfd Sascha Hauer
2010-10-11 11:28 ` [PATCH 08/17] move include files for mfd drivers to include/mfd Sascha Hauer
2010-10-11 11:28 ` [PATCH 09/17] mfd mc13892: Add spi support Sascha Hauer
2010-10-11 11:28 ` [PATCH 10/17] mfd mc13892: support reading the revision Sascha Hauer
2010-10-11 11:28 ` [PATCH 11/17] mci: handle SD cards < 2.0 correctly Sascha Hauer
2010-10-11 12:48 ` Juergen Beisert
2010-10-11 13:07 ` Belisko Marek
2010-10-11 13:47 ` Juergen Beisert
2010-10-11 12:53 ` Juergen Beisert
2010-10-11 11:28 ` [PATCH 12/17] mci: align write buffer if necessary Sascha Hauer
2010-10-11 11:28 ` [PATCH 13/17] defaultenv: handle disk partitions Sascha Hauer
2010-10-11 12:26 ` Juergen Beisert
2010-10-11 12:50 ` Sascha Hauer
2010-10-11 12:59 ` Juergen Beisert
2010-10-11 13:54 ` Sascha Hauer
2010-10-11 14:22 ` Juergen Beisert
2010-10-12 6:51 ` Jean-Christophe PLAGNIOL-VILLARD
2010-10-11 11:28 ` [PATCH 14/17] imx_serial: Add mx51 support Sascha Hauer
2010-10-11 11:28 ` [PATCH 15/17] ARM mmu: Call __mmu_cache_flush instead of hardcoded v4/v5 only function Sascha Hauer
2010-10-11 11:28 ` [PATCH 16/17] ARM i.MX: Add basic i.MX51 support Sascha Hauer
2010-10-11 11:28 ` [PATCH 17/17] ARM i.MX51: Add babbage board support Sascha Hauer
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1286796505-16049-5-git-send-email-s.hauer@pengutronix.de \
--to=s.hauer@pengutronix.de \
--cc=barebox@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox