Move register structs from headers into .c files and use common name.
This is in preparation of making common fdt front end for SPI
drivers.
Signed-off-by: Allen Martin <amar...@nvidia.com>
---
arch/arm/include/asm/arch-tegra20/tegra20_spi.h | 13 ---------
arch/arm/include/asm/arch-tegra30/tegra30_spi.h | 18 -------------
drivers/spi/tegra20_spi.c | 21 ++++++++++++---
drivers/spi/tegra30_spi.c | 32 ++++++++++++++++++-----
4 files changed, 42 insertions(+), 42 deletions(-)
diff --git a/arch/arm/include/asm/arch-tegra20/tegra20_spi.h
b/arch/arm/include/asm/arch-tegra20/tegra20_spi.h
index 26a8402..6789881 100644
--- a/arch/arm/include/asm/arch-tegra20/tegra20_spi.h
+++ b/arch/arm/include/asm/arch-tegra20/tegra20_spi.h
@@ -27,16 +27,6 @@
#include <asm/types.h>
-struct spi_tegra {
- u32 command; /* SPI_COMMAND_0 register */
- u32 status; /* SPI_STATUS_0 register */
- u32 rx_cmp; /* SPI_RX_CMP_0 register */
- u32 dma_ctl; /* SPI_DMA_CTL_0 register */
- u32 tx_fifo; /* SPI_TX_FIFO_0 register */
- u32 rsvd[3]; /* offsets 0x14 to 0x1F reserved */
- u32 rx_fifo; /* SPI_RX_FIFO_0 register */
-};
-
#define SPI_CMD_GO (1 << 30)
#define SPI_CMD_ACTIVE_SCLK_SHIFT 26
#define SPI_CMD_ACTIVE_SCLK_MASK (3 << SPI_CMD_ACTIVE_SCLK_SHIFT)
@@ -69,7 +59,4 @@ struct spi_tegra {
#define SPI_STAT_SEL_TXRX_N (1 << 16)
#define SPI_STAT_CUR_BLKCNT (1 << 15)
-#define SPI_TIMEOUT 1000
-#define TEGRA_SPI_MAX_FREQ 52000000
-
#endif /* _TEGRA20_SPI_H_ */
diff --git a/arch/arm/include/asm/arch-tegra30/tegra30_spi.h
b/arch/arm/include/asm/arch-tegra30/tegra30_spi.h
index afa9b36..87a8169 100644
--- a/arch/arm/include/asm/arch-tegra30/tegra30_spi.h
+++ b/arch/arm/include/asm/arch-tegra30/tegra30_spi.h
@@ -27,21 +27,6 @@
#include <asm/types.h>
-struct slink_tegra {
- u32 command; /* SLINK_COMMAND_0 register */
- u32 command2; /* SLINK_COMMAND2_0 reg */
- u32 status; /* SLINK_STATUS_0 register */
- u32 reserved; /* Reserved offset 0C */
- u32 mas_data; /* SLINK_MAS_DATA_0 reg */
- u32 slav_data; /* SLINK_SLAVE_DATA_0 reg */
- u32 dma_ctl; /* SLINK_DMA_CTL_0 register */
- u32 status2; /* SLINK_STATUS2_0 reg */
- u32 rsvd[56]; /* 0x20 to 0xFF reserved */
- u32 tx_fifo; /* SLINK_TX_FIFO_0 reg off 100h */
- u32 rsvd2[31]; /* 0x104 to 0x17F reserved */
- u32 rx_fifo; /* SLINK_RX_FIFO_0 reg off 180h */
-};
-
/* COMMAND */
#define SLINK_CMD_ENB (1 << 31)
#define SLINK_CMD_GO (1 << 30)
@@ -78,7 +63,4 @@ struct slink_tegra {
#define SLINK_STAT2_RXF_FULL_CNT (1 << 16)
#define SLINK_STAT2_TXF_FULL_CNT (1 << 0)
-#define SPI_TIMEOUT 1000
-#define TEGRA_SPI_MAX_FREQ 52000000
-
#endif /* _TEGRA30_SPI_H_ */
diff --git a/drivers/spi/tegra20_spi.c b/drivers/spi/tegra20_spi.c
index 9e5de68..d6567f8 100644
--- a/drivers/spi/tegra20_spi.c
+++ b/drivers/spi/tegra20_spi.c
@@ -36,15 +36,28 @@
DECLARE_GLOBAL_DATA_PTR;
+#define SPI_TIMEOUT 1000
+#define TEGRA_SPI_MAX_FREQ 52000000
+
#if defined(CONFIG_SPI_CORRUPTS_UART)
#define corrupt_delay() udelay(CONFIG_SPI_CORRUPTS_UART_DLY);
#else
#define corrupt_delay()
#endif
+struct spi_regs {
+ u32 command; /* SPI_COMMAND_0 register */
+ u32 status; /* SPI_STATUS_0 register */
+ u32 rx_cmp; /* SPI_RX_CMP_0 register */
+ u32 dma_ctl; /* SPI_DMA_CTL_0 register */
+ u32 tx_fifo; /* SPI_TX_FIFO_0 register */
+ u32 rsvd[3]; /* offsets 0x14 to 0x1F reserved */
+ u32 rx_fifo; /* SPI_RX_FIFO_0 register */
+};
+
struct tegra_spi_slave {
struct spi_slave slave;
- struct spi_tegra *regs;
+ struct spi_regs *regs;
unsigned int freq;
unsigned int mode;
int periph_id;
@@ -100,7 +113,7 @@ struct spi_slave *spi_setup_slave(unsigned int bus,
unsigned int cs,
debug("%s: sflash is disabled\n", __func__);
return NULL;
}
- spi->regs = (struct spi_tegra *)fdtdec_get_addr(gd->fdt_blob,
+ spi->regs = (struct spi_regs *)fdtdec_get_addr(gd->fdt_blob,
node, "reg");
if ((fdt_addr_t)spi->regs == FDT_ADDR_T_NONE) {
debug("%s: no sflash register found\n", __func__);
@@ -143,7 +156,7 @@ void spi_init(void)
int spi_claim_bus(struct spi_slave *slave)
{
struct tegra_spi_slave *spi = to_tegra_spi(slave);
- struct spi_tegra *regs = spi->regs;
+ struct spi_regs *regs = spi->regs;
u32 reg;
/* Change SPI clock to correct frequency, PLLP_OUT0 source */
@@ -222,7 +235,7 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen,
const void *data_out, void *data_in, unsigned long flags)
{
struct tegra_spi_slave *spi = to_tegra_spi(slave);
- struct spi_tegra *regs = spi->regs;
+ struct spi_regs *regs = spi->regs;
u32 reg, tmpdout, tmpdin = 0;
const u8 *dout = data_out;
u8 *din = data_in;
diff --git a/drivers/spi/tegra30_spi.c b/drivers/spi/tegra30_spi.c
index 2d788e6..8f3dc8f 100644
--- a/drivers/spi/tegra30_spi.c
+++ b/drivers/spi/tegra30_spi.c
@@ -33,8 +33,26 @@
DECLARE_GLOBAL_DATA_PTR;
+#define SPI_TIMEOUT 1000
+#define TEGRA_SPI_MAX_FREQ 52000000
+
+struct spi_regs {
+ u32 command; /* SLINK_COMMAND_0 register */
+ u32 command2; /* SLINK_COMMAND2_0 reg */
+ u32 status; /* SLINK_STATUS_0 register */
+ u32 reserved; /* Reserved offset 0C */
+ u32 mas_data; /* SLINK_MAS_DATA_0 reg */
+ u32 slav_data; /* SLINK_SLAVE_DATA_0 reg */
+ u32 dma_ctl; /* SLINK_DMA_CTL_0 register */
+ u32 status2; /* SLINK_STATUS2_0 reg */
+ u32 rsvd[56]; /* 0x20 to 0xFF reserved */
+ u32 tx_fifo; /* SLINK_TX_FIFO_0 reg off 100h */
+ u32 rsvd2[31]; /* 0x104 to 0x17F reserved */
+ u32 rx_fifo; /* SLINK_RX_FIFO_0 reg off 180h */
+};
+
struct tegra_spi_ctrl {
- struct slink_tegra *regs;
+ struct spi_regs *regs;
unsigned int freq;
unsigned int mode;
int periph_id;
@@ -128,8 +146,8 @@ void spi_init(void)
ctrl = &spi_ctrls[i];
node = node_list[i];
- ctrl->regs = (struct slink_tegra *)fdtdec_get_addr(gd->fdt_blob,
- node, "reg");
+ ctrl->regs = (struct spi_regs *)fdtdec_get_addr(gd->fdt_blob,
+ node, "reg");
if ((fdt_addr_t)ctrl->regs == FDT_ADDR_T_NONE) {
debug("%s: no slink register found\n", __func__);
continue;
@@ -156,7 +174,7 @@ void spi_init(void)
int spi_claim_bus(struct spi_slave *slave)
{
struct tegra_spi_slave *spi = to_tegra_spi(slave);
- struct slink_tegra *regs = spi->ctrl->regs;
+ struct spi_regs *regs = spi->ctrl->regs;
u32 reg;
/* Change SPI clock to correct frequency, PLLP_OUT0 source */
@@ -185,7 +203,7 @@ void spi_release_bus(struct spi_slave *slave)
void spi_cs_activate(struct spi_slave *slave)
{
struct tegra_spi_slave *spi = to_tegra_spi(slave);
- struct slink_tegra *regs = spi->ctrl->regs;
+ struct spi_regs *regs = spi->ctrl->regs;
/* CS is negated on Tegra, so drive a 1 to get a 0 */
setbits_le32(®s->command, SLINK_CMD_CS_VAL);
@@ -194,7 +212,7 @@ void spi_cs_activate(struct spi_slave *slave)
void spi_cs_deactivate(struct spi_slave *slave)
{
struct tegra_spi_slave *spi = to_tegra_spi(slave);
- struct slink_tegra *regs = spi->ctrl->regs;
+ struct spi_regs *regs = spi->ctrl->regs;
/* CS is negated on Tegra, so drive a 0 to get a 1 */
clrbits_le32(®s->command, SLINK_CMD_CS_VAL);
@@ -204,7 +222,7 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen,
const void *data_out, void *data_in, unsigned long flags)
{
struct tegra_spi_slave *spi = to_tegra_spi(slave);
- struct slink_tegra *regs = spi->ctrl->regs;
+ struct spi_regs *regs = spi->ctrl->regs;
u32 reg, tmpdout, tmpdin = 0;
const u8 *dout = data_out;
u8 *din = data_in;
--
1.7.10.4
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