[brcm63xx] use macros to generate SPI registers table and switches

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27246 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 48 insertions, 122 deletions

diff --git a/target/linux/brcm63xx/patches-3.0/240-spi.patch b/target/linux/brcm63xx/patches-3.0/240-spi.patch
index 0757e336d0..40606506f3 100644
--- a/target/linux/brcm63xx/patches-3.0/240-spi.patch
+++ b/target/linux/brcm63xx/patches-3.0/240-spi.patch
@@ -26,13 +26,13 @@
  	[IRQ_DSL]		= BCM_6358_DSL_IRQ,
 --- /dev/null
 +++ b/arch/mips/bcm63xx/dev-spi.c
-@@ -0,0 +1,131 @@
+@@ -0,0 +1,98 @@
 +/*
 + * This file is subject to the terms and conditions of the GNU General Public
 + * License.  See the file "COPYING" in the main directory of this archive
 + * for more details.
 + *
-+ * Copyright (C) 2009 Florian Fainelli <florian@openwrt.org>
++ * Copyright (C) 2009-2011 Florian Fainelli <florian@openwrt.org>
 + * Copyright (C) 2010 Tanguy Bouzeloc <tanguy.bouzeloc@efixo.com>
 + */
 +
@@ -49,48 +49,15 @@
 + * register offsets
 + */
 +static const unsigned long bcm96338_regs_spi[] = {
-+	[SPI_CMD]		= SPI_BCM_6338_SPI_CMD,
-+	[SPI_INT_STATUS]	= SPI_BCM_6338_SPI_INT_STATUS,
-+	[SPI_INT_MASK_ST]	= SPI_BCM_6338_SPI_MASK_INT_ST,
-+	[SPI_INT_MASK]		= SPI_BCM_6338_SPI_INT_MASK,
-+	[SPI_ST]		= SPI_BCM_6338_SPI_ST,
-+	[SPI_CLK_CFG]		= SPI_BCM_6338_SPI_CLK_CFG,
-+	[SPI_FILL_BYTE]		= SPI_BCM_6338_SPI_FILL_BYTE,
-+	[SPI_MSG_TAIL]		= SPI_BCM_6338_SPI_MSG_TAIL,
-+	[SPI_RX_TAIL]		= SPI_BCM_6338_SPI_RX_TAIL,
-+	[SPI_MSG_CTL]		= SPI_BCM_6338_SPI_MSG_CTL,
-+	[SPI_MSG_DATA]		= SPI_BCM_6338_SPI_MSG_DATA,
-+	[SPI_RX_DATA]		= SPI_BCM_6338_SPI_RX_DATA,
++	__GEN_SPI_REGS_TABLE(6338)
 +};
 +
 +static const unsigned long bcm96348_regs_spi[] = {
-+	[SPI_CMD]		= SPI_BCM_6348_SPI_CMD,
-+	[SPI_INT_STATUS]	= SPI_BCM_6348_SPI_INT_STATUS,
-+	[SPI_INT_MASK_ST]	= SPI_BCM_6348_SPI_MASK_INT_ST,
-+	[SPI_INT_MASK]		= SPI_BCM_6348_SPI_INT_MASK,
-+	[SPI_ST]		= SPI_BCM_6348_SPI_ST,
-+	[SPI_CLK_CFG]		= SPI_BCM_6348_SPI_CLK_CFG,
-+	[SPI_FILL_BYTE]		= SPI_BCM_6348_SPI_FILL_BYTE,
-+	[SPI_MSG_TAIL]		= SPI_BCM_6348_SPI_MSG_TAIL,
-+	[SPI_RX_TAIL]		= SPI_BCM_6348_SPI_RX_TAIL,
-+	[SPI_MSG_CTL]		= SPI_BCM_6348_SPI_MSG_CTL,
-+	[SPI_MSG_DATA]		= SPI_BCM_6348_SPI_MSG_DATA,
-+	[SPI_RX_DATA]		= SPI_BCM_6348_SPI_RX_DATA,
++	__GEN_SPI_REGS_TABLE(6348)
 +};
 +
 +static const unsigned long bcm96358_regs_spi[] = {
-+	[SPI_CMD]		= SPI_BCM_6358_SPI_CMD,
-+	[SPI_INT_STATUS]	= SPI_BCM_6358_SPI_INT_STATUS,
-+	[SPI_INT_MASK_ST]	= SPI_BCM_6358_SPI_MASK_INT_ST,
-+	[SPI_INT_MASK]		= SPI_BCM_6358_SPI_INT_MASK,
-+	[SPI_ST]		= SPI_BCM_6358_SPI_STATUS,
-+	[SPI_CLK_CFG]		= SPI_BCM_6358_SPI_CLK_CFG,
-+	[SPI_FILL_BYTE]		= SPI_BCM_6358_SPI_FILL_BYTE,
-+	[SPI_MSG_TAIL]		= SPI_BCM_6358_SPI_MSG_TAIL,
-+	[SPI_RX_TAIL]		= SPI_BCM_6358_SPI_RX_TAIL,
-+	[SPI_MSG_CTL]		= SPI_BCM_6358_MSG_CTL,
-+	[SPI_MSG_DATA]		= SPI_BCM_6358_SPI_MSG_DATA,
-+	[SPI_RX_DATA]		= SPI_BCM_6358_SPI_RX_DATA,
++	__GEN_SPI_REGS_TABLE(6358)
 +};
 +
 +const unsigned long *bcm63xx_regs_spi;
@@ -214,7 +181,7 @@
 +/* BCM 6338 SPI core */
 +#define SPI_BCM_6338_SPI_CMD		0x00	/* 16-bits register */
 +#define SPI_BCM_6338_SPI_INT_STATUS	0x02
-+#define SPI_BCM_6338_SPI_MASK_INT_ST	0x03
++#define SPI_BCM_6338_SPI_INT_MASK_ST	0x03
 +#define SPI_BCM_6338_SPI_INT_MASK	0x04
 +#define SPI_BCM_6338_SPI_ST		0x05
 +#define SPI_BCM_6338_SPI_CLK_CFG	0x06
@@ -228,7 +195,7 @@
 +#define SPI_BCM_6338_SPI_RX_DATA_SIZE	0x3f
 +
 +/* BCM 6348 SPI core */
-+#define SPI_BCM_6348_SPI_MASK_INT_ST	0x00
++#define SPI_BCM_6348_SPI_INT_MASK_ST	0x00
 +#define SPI_BCM_6348_SPI_INT_STATUS	0x01
 +#define SPI_BCM_6348_SPI_CMD		0x02	/* 16-bits register */
 +#define SPI_BCM_6348_SPI_FILL_BYTE	0x04
@@ -244,7 +211,7 @@
 +#define SPI_BCM_6348_SPI_RX_DATA_SIZE	0x3f
 +
 +/* BCM 6358 SPI core */
-+#define SPI_BCM_6358_MSG_CTL		0x00	/* 16-bits register */
++#define SPI_BCM_6358_SPI_MSG_CTL	0x00	/* 16-bits register */
 +
 +#define SPI_BCM_6358_SPI_MSG_DATA	0x02
 +#define SPI_BCM_6358_SPI_MSG_DATA_SIZE	0x21e
@@ -255,11 +222,11 @@
 +#define SPI_BCM_6358_SPI_CMD		0x700	/* 16-bits register */
 +
 +#define SPI_BCM_6358_SPI_INT_STATUS	0x702
-+#define SPI_BCM_6358_SPI_MASK_INT_ST	0x703
++#define SPI_BCM_6358_SPI_INT_MASK_ST	0x703
 +
 +#define SPI_BCM_6358_SPI_INT_MASK	0x704
 +
-+#define SPI_BCM_6358_SPI_STATUS		0x705
++#define SPI_BCM_6358_SPI_ST		0x705
 +
 +#define SPI_BCM_6358_SPI_CLK_CFG	0x706
 +
@@ -846,7 +813,7 @@
  spi_s3c24xx_hw-y			:= spi_s3c24xx.o
 --- /dev/null
 +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_spi.h
-@@ -0,0 +1,126 @@
+@@ -0,0 +1,85 @@
 +#ifndef BCM63XX_DEV_SPI_H
 +#define BCM63XX_DEV_SPI_H
 +
@@ -878,6 +845,40 @@
 +        SPI_RX_DATA,
 +};
 +
++#define __GEN_SPI_RSET_BASE(__cpu, __rset)				\
++	case SPI_## __rset:						\
++		return SPI_BCM_## __cpu ##_SPI_## __rset ##;
++
++#define __GEN_SPI_RSET(__cpu)						\
++	switch (reg) {							\
++	__GEN_SPI_RSET_BASE(__cpu, CMD)					\
++	__GEN_SPI_RSET_BASE(__cpu, INT_STATUS)				\
++	__GEN_SPI_RSET_BASE(__cpu, INT_MASK_ST)				\
++	__GEN_SPI_RSET_BASE(__cpu, INT_MASK)				\
++	__GEN_SPI_RSET_BASE(__cpu, ST)					\
++	__GEN_SPI_RSET_BASE(__cpu, CLK_CFG)				\
++	__GEN_SPI_RSET_BASE(__cpu, FILL_BYTE)				\
++	__GEN_SPI_RSET_BASE(__cpu, MSG_TAIL)				\
++	__GEN_SPI_RSET_BASE(__cpu, RX_TAIL)				\
++	__GEN_SPI_RSET_BASE(__cpu, MSG_CTL)				\
++	__GEN_SPI_RSET_BASE(__cpu, MSG_DATA)				\
++	__GEN_SPI_RSET_BASE(__cpu, RX_DATA)				\
++	}
++
++#define __GEN_SPI_REGS_TABLE(__cpu)					\
++	[SPI_CMD]		= SPI_BCM_## __cpu ##_SPI_CMD,		\
++	[SPI_INT_STATUS]	= SPI_BCM_## __cpu ##_SPI_INT_STATUS,	\
++	[SPI_INT_MASK_ST]	= SPI_BCM_## __cpu ##_SPI_INT_MASK_ST,	\
++	[SPI_INT_MASK]		= SPI_BCM_## __cpu ##_SPI_INT_MASK,	\
++	[SPI_ST]		= SPI_BCM_## __cpu ##_SPI_ST,		\
++	[SPI_CLK_CFG]		= SPI_BCM_## __cpu ##_SPI_CLK_CFG,	\
++	[SPI_FILL_BYTE]		= SPI_BCM_## __cpu ##_SPI_FILL_BYTE,	\
++	[SPI_MSG_TAIL]		= SPI_BCM_## __cpu ##_SPI_MSG_TAIL,	\
++	[SPI_RX_TAIL]		= SPI_BCM_## __cpu ##_SPI_RX_TAIL,	\
++	[SPI_MSG_CTL]		= SPI_BCM_## __cpu ##_SPI_MSG_CTL,	\
++	[SPI_MSG_DATA]		= SPI_BCM_## __cpu ##_SPI_MSG_DATA,	\
++	[SPI_RX_DATA]		= SPI_BCM_## __cpu ##_SPI_RX_DATA,
++
 +static inline unsigned long bcm63xx_spireg(enum bcm63xx_regs_spi reg)
 +{
 +#ifdef BCMCPU_RUNTIME_DETECT
@@ -885,88 +886,13 @@
 +        return bcm63xx_regs_spi[reg];
 +#else
 +#ifdef CONFIG_BCM63XX_CPU_6338
-+switch (reg) {
-+	case SPI_CMD:
-+		return SPI_BCM_6338_SPI_CMD;
-+	case SPI_INT_STATUS:
-+		return SPI_BCM_6338_SPI_INT_STATUS;
-+	case SPI_INT_MASK_ST:
-+		return SPI_BCM_6338_SPI_MASK_INT_ST;
-+	case SPI_INT_MASK:
-+		return SPI_BCM_6338_SPI_INT_MASK;
-+	case SPI_ST:
-+		return SPI_BCM_6338_SPI_ST;
-+	case SPI_CLK_CFG:
-+		return SPI_BCM_6338_SPI_CLK_CFG;
-+	case SPI_FILL_BYTE:
-+		return SPI_BCM_6338_SPI_FILL_BYTE;
-+	case SPI_MSG_TAIL:
-+		return SPI_BCM_6338_SPI_MSG_TAIL;
-+	case SPI_RX_TAIL:
-+		return SPI_BCM_6338_SPI_RX_TAIL;
-+	case SPI_MSG_CTL:
-+		return SPI_BCM_6338_SPI_MSG_CTL;
-+	case SPI_MSG_DATA:
-+		return SPI_BCM_6338_SPI_MSG_DATA;
-+	case SPI_RX_DATA:
-+		return SPI_BCM_6338_SPI_RX_DATA;
-+}
++	__GEN_SPI_RSET(6338)
 +#endif
 +#ifdef CONFIG_BCM63XX_CPU_6348
-+switch (reg) {
-+	case SPI_CMD:
-+		return SPI_BCM_6348_SPI_CMD;
-+	case SPI_INT_MASK_ST:
-+		return SPI_BCM_6348_SPI_MASK_INT_ST;
-+	case SPI_INT_MASK:
-+		return SPI_BCM_6348_SPI_INT_MASK;
-+	case SPI_INT_STATUS:
-+		return SPI_BCM_6348_SPI_INT_STATUS;
-+	case SPI_ST:
-+		return SPI_BCM_6348_SPI_ST;
-+	case SPI_CLK_CFG:
-+		return SPI_BCM_6348_SPI_CLK_CFG;
-+	case SPI_FILL_BYTE:
-+		return SPI_BCM_6348_SPI_FILL_BYTE;
-+	case SPI_MSG_TAIL:
-+		return SPI_BCM_6348_SPI_MSG_TAIL;
-+	case SPI_RX_TAIL:
-+		return SPI_BCM_6348_SPI_RX_TAIL;
-+	case SPI_MSG_CTL:
-+		return SPI_BCM_6348_SPI_MSG_CTL;
-+	case SPI_MSG_DATA:
-+		return SPI_BCM_6348_SPI_MSG_DATA;
-+	case SPI_RX_DATA:
-+		return SPI_BCM_6348_SPI_RX_DATA;
-+}
++	__GEN_SPI_RSET(6348)
 +#endif
 +#ifdef CONFIG_BCM63XX_CPU_6358
-+switch (reg) {
-+	case SPI_CMD:
-+		return SPI_BCM_6358_SPI_CMD;
-+	case SPI_INT_STATUS:
-+		return SPI_BCM_6358_SPI_INT_STATUS;
-+	case SPI_INT_MASK_ST:
-+		return SPI_BCM_6358_SPI_MASK_INT_ST;
-+	case SPI_INT_MASK:
-+		return SPI_BCM_6358_SPI_INT_MASK;
-+	case SPI_ST:
-+		return SPI_BCM_6358_SPI_STATUS;
-+	case SPI_CLK_CFG:
-+		return SPI_BCM_6358_SPI_CLK_CFG;
-+	case SPI_FILL_BYTE:
-+		return SPI_BCM_6358_SPI_FILL_BYTE;
-+	case SPI_MSG_TAIL:
-+		return SPI_BCM_6358_SPI_MSG_TAIL;
-+	case SPI_RX_TAIL:
-+		return SPI_BCM_6358_SPI_RX_TAIL;
-+	case SPI_MSG_CTL:
-+		return SPI_BCM_6358_MSG_CTL;
-+	case SPI_MSG_DATA:
-+		return SPI_BCM_6358_SPI_MSG_DATA;
-+	case SPI_RX_DATA:
-+		return SPI_BCM_6358_SPI_RX_DATA;
-+}
++	__GEN_SPI_RSET(6358)
 +#endif
 +#endif
 +	return 0;