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-rw-r--r--drivers/spi/omap3_spi.c88
-rw-r--r--drivers/spi/omap3_spi.h109
2 files changed, 86 insertions, 111 deletions
diff --git a/drivers/spi/omap3_spi.c b/drivers/spi/omap3_spi.c
index 95cdfa3..e043c49 100644
--- a/drivers/spi/omap3_spi.c
+++ b/drivers/spi/omap3_spi.c
@@ -18,9 +18,93 @@
#include <spi.h>
#include <malloc.h>
#include <asm/io.h>
-#include "omap3_spi.h"
-#define SPI_WAIT_TIMEOUT 10
+#if defined(CONFIG_AM33XX) || defined(CONFIG_AM43XX)
+#define OMAP3_MCSPI1_BASE 0x48030100
+#define OMAP3_MCSPI2_BASE 0x481A0100
+#else
+#define OMAP3_MCSPI1_BASE 0x48098000
+#define OMAP3_MCSPI2_BASE 0x4809A000
+#define OMAP3_MCSPI3_BASE 0x480B8000
+#define OMAP3_MCSPI4_BASE 0x480BA000
+#endif
+
+/* per-register bitmasks */
+#define OMAP3_MCSPI_SYSCONFIG_SMARTIDLE (2 << 3)
+#define OMAP3_MCSPI_SYSCONFIG_ENAWAKEUP BIT(2)
+#define OMAP3_MCSPI_SYSCONFIG_AUTOIDLE BIT(0)
+#define OMAP3_MCSPI_SYSCONFIG_SOFTRESET BIT(1)
+
+#define OMAP3_MCSPI_SYSSTATUS_RESETDONE BIT(0)
+
+#define OMAP3_MCSPI_MODULCTRL_SINGLE BIT(0)
+#define OMAP3_MCSPI_MODULCTRL_MS BIT(2)
+#define OMAP3_MCSPI_MODULCTRL_STEST BIT(3)
+
+#define OMAP3_MCSPI_CHCONF_PHA BIT(0)
+#define OMAP3_MCSPI_CHCONF_POL BIT(1)
+#define OMAP3_MCSPI_CHCONF_CLKD_MASK GENMASK(5, 2)
+#define OMAP3_MCSPI_CHCONF_EPOL BIT(6)
+#define OMAP3_MCSPI_CHCONF_WL_MASK GENMASK(11, 7)
+#define OMAP3_MCSPI_CHCONF_TRM_RX_ONLY BIT(12)
+#define OMAP3_MCSPI_CHCONF_TRM_TX_ONLY BIT(13)
+#define OMAP3_MCSPI_CHCONF_TRM_MASK GENMASK(13, 12)
+#define OMAP3_MCSPI_CHCONF_DMAW BIT(14)
+#define OMAP3_MCSPI_CHCONF_DMAR BIT(15)
+#define OMAP3_MCSPI_CHCONF_DPE0 BIT(16)
+#define OMAP3_MCSPI_CHCONF_DPE1 BIT(17)
+#define OMAP3_MCSPI_CHCONF_IS BIT(18)
+#define OMAP3_MCSPI_CHCONF_TURBO BIT(19)
+#define OMAP3_MCSPI_CHCONF_FORCE BIT(20)
+
+#define OMAP3_MCSPI_CHSTAT_RXS BIT(0)
+#define OMAP3_MCSPI_CHSTAT_TXS BIT(1)
+#define OMAP3_MCSPI_CHSTAT_EOT BIT(2)
+
+#define OMAP3_MCSPI_CHCTRL_EN BIT(0)
+#define OMAP3_MCSPI_CHCTRL_DIS (0 << 0)
+
+#define OMAP3_MCSPI_WAKEUPENABLE_WKEN BIT(0)
+
+#define OMAP3_MCSPI_MAX_FREQ 48000000
+#define SPI_WAIT_TIMEOUT 10
+
+/* OMAP3 McSPI registers */
+struct mcspi_channel {
+ unsigned int chconf; /* 0x2C, 0x40, 0x54, 0x68 */
+ unsigned int chstat; /* 0x30, 0x44, 0x58, 0x6C */
+ unsigned int chctrl; /* 0x34, 0x48, 0x5C, 0x70 */
+ unsigned int tx; /* 0x38, 0x4C, 0x60, 0x74 */
+ unsigned int rx; /* 0x3C, 0x50, 0x64, 0x78 */
+};
+
+struct mcspi {
+ unsigned char res1[0x10];
+ unsigned int sysconfig; /* 0x10 */
+ unsigned int sysstatus; /* 0x14 */
+ unsigned int irqstatus; /* 0x18 */
+ unsigned int irqenable; /* 0x1C */
+ unsigned int wakeupenable; /* 0x20 */
+ unsigned int syst; /* 0x24 */
+ unsigned int modulctrl; /* 0x28 */
+ struct mcspi_channel channel[4];
+ /* channel0: 0x2C - 0x3C, bus 0 & 1 & 2 & 3 */
+ /* channel1: 0x40 - 0x50, bus 0 & 1 */
+ /* channel2: 0x54 - 0x64, bus 0 & 1 */
+ /* channel3: 0x68 - 0x78, bus 0 */
+};
+
+struct omap3_spi_slave {
+ struct spi_slave slave;
+ struct mcspi *regs;
+ unsigned int freq;
+ unsigned int mode;
+};
+
+static inline struct omap3_spi_slave *to_omap3_spi(struct spi_slave *slave)
+{
+ return container_of(slave, struct omap3_spi_slave, slave);
+}
static void spi_reset(struct omap3_spi_slave *ds)
{
diff --git a/drivers/spi/omap3_spi.h b/drivers/spi/omap3_spi.h
deleted file mode 100644
index 6a07c6d..0000000
--- a/drivers/spi/omap3_spi.h
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * Register definitions for the OMAP3 McSPI Controller
- *
- * Copyright (C) 2010 Dirk Behme <dirk.behme@googlemail.com>
- *
- * Parts taken from linux/drivers/spi/omap2_mcspi.c
- * Copyright (C) 2005, 2006 Nokia Corporation
- *
- * Modified by Ruslan Araslanov <ruslan.araslanov@vitecmm.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#ifndef _OMAP3_SPI_H_
-#define _OMAP3_SPI_H_
-
-#if defined(CONFIG_AM33XX) || defined(CONFIG_AM43XX)
-#define OMAP3_MCSPI1_BASE 0x48030100
-#define OMAP3_MCSPI2_BASE 0x481A0100
-#else
-#define OMAP3_MCSPI1_BASE 0x48098000
-#define OMAP3_MCSPI2_BASE 0x4809A000
-#define OMAP3_MCSPI3_BASE 0x480B8000
-#define OMAP3_MCSPI4_BASE 0x480BA000
-#endif
-
-#define OMAP3_MCSPI_MAX_FREQ 48000000
-
-/* OMAP3 McSPI registers */
-struct mcspi_channel {
- unsigned int chconf; /* 0x2C, 0x40, 0x54, 0x68 */
- unsigned int chstat; /* 0x30, 0x44, 0x58, 0x6C */
- unsigned int chctrl; /* 0x34, 0x48, 0x5C, 0x70 */
- unsigned int tx; /* 0x38, 0x4C, 0x60, 0x74 */
- unsigned int rx; /* 0x3C, 0x50, 0x64, 0x78 */
-};
-
-struct mcspi {
- unsigned char res1[0x10];
- unsigned int sysconfig; /* 0x10 */
- unsigned int sysstatus; /* 0x14 */
- unsigned int irqstatus; /* 0x18 */
- unsigned int irqenable; /* 0x1C */
- unsigned int wakeupenable; /* 0x20 */
- unsigned int syst; /* 0x24 */
- unsigned int modulctrl; /* 0x28 */
- struct mcspi_channel channel[4]; /* channel0: 0x2C - 0x3C, bus 0 & 1 & 2 & 3 */
- /* channel1: 0x40 - 0x50, bus 0 & 1 */
- /* channel2: 0x54 - 0x64, bus 0 & 1 */
- /* channel3: 0x68 - 0x78, bus 0 */
-};
-
-/* per-register bitmasks */
-#define OMAP3_MCSPI_SYSCONFIG_SMARTIDLE (2 << 3)
-#define OMAP3_MCSPI_SYSCONFIG_ENAWAKEUP BIT(2)
-#define OMAP3_MCSPI_SYSCONFIG_AUTOIDLE BIT(0)
-#define OMAP3_MCSPI_SYSCONFIG_SOFTRESET BIT(1)
-
-#define OMAP3_MCSPI_SYSSTATUS_RESETDONE BIT(0)
-
-#define OMAP3_MCSPI_MODULCTRL_SINGLE BIT(0)
-#define OMAP3_MCSPI_MODULCTRL_MS BIT(2)
-#define OMAP3_MCSPI_MODULCTRL_STEST BIT(3)
-
-#define OMAP3_MCSPI_CHCONF_PHA BIT(0)
-#define OMAP3_MCSPI_CHCONF_POL BIT(1)
-#define OMAP3_MCSPI_CHCONF_CLKD_MASK GENMASK(5, 2)
-#define OMAP3_MCSPI_CHCONF_EPOL BIT(6)
-#define OMAP3_MCSPI_CHCONF_WL_MASK GENMASK(11, 7)
-#define OMAP3_MCSPI_CHCONF_TRM_RX_ONLY BIT(12)
-#define OMAP3_MCSPI_CHCONF_TRM_TX_ONLY BIT(13)
-#define OMAP3_MCSPI_CHCONF_TRM_MASK GENMASK(13, 12)
-#define OMAP3_MCSPI_CHCONF_DMAW BIT(14)
-#define OMAP3_MCSPI_CHCONF_DMAR BIT(15)
-#define OMAP3_MCSPI_CHCONF_DPE0 BIT(16)
-#define OMAP3_MCSPI_CHCONF_DPE1 BIT(17)
-#define OMAP3_MCSPI_CHCONF_IS BIT(18)
-#define OMAP3_MCSPI_CHCONF_TURBO BIT(19)
-#define OMAP3_MCSPI_CHCONF_FORCE BIT(20)
-
-#define OMAP3_MCSPI_CHSTAT_RXS BIT(0)
-#define OMAP3_MCSPI_CHSTAT_TXS BIT(1)
-#define OMAP3_MCSPI_CHSTAT_EOT BIT(2)
-
-#define OMAP3_MCSPI_CHCTRL_EN BIT(0)
-#define OMAP3_MCSPI_CHCTRL_DIS (0 << 0)
-
-#define OMAP3_MCSPI_WAKEUPENABLE_WKEN BIT(0)
-
-struct omap3_spi_slave {
- struct spi_slave slave;
- struct mcspi *regs;
- unsigned int freq;
- unsigned int mode;
-};
-
-static inline struct omap3_spi_slave *to_omap3_spi(struct spi_slave *slave)
-{
- return container_of(slave, struct omap3_spi_slave, slave);
-}
-
-int omap3_spi_txrx(struct spi_slave *slave, unsigned int len, const void *txp,
- void *rxp, unsigned long flags);
-int omap3_spi_write(struct spi_slave *slave, unsigned int len, const void *txp,
- unsigned long flags);
-int omap3_spi_read(struct spi_slave *slave, unsigned int len, void *rxp,
- unsigned long flags);
-
-#endif /* _OMAP3_SPI_H_ */